From 087801bce1425acddd8dacbc4c5449c91521845a Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:12:34 +0300 Subject: [PATCH 01/19] feat(core): initialize cargo workspace, module structure and manifest --- .gitignore | 6 + Cargo.lock | 1501 ++++++++++++++++++++++++++++++++ Cargo.toml | 37 + assets/connection_form.json | 53 ++ assets/icon.svg | 7 + manifest.json | 46 + src/config.rs | 20 + src/driver/client.rs | 5 + src/driver/mod.rs | 3 + src/driver/pool.rs | 9 + src/error.rs | 40 + src/main.rs | 70 ++ src/mapper/mod.rs | 2 + src/mapper/types.rs | 13 + src/rpc/handlers/connection.rs | 10 + src/rpc/handlers/mod.rs | 3 + src/rpc/handlers/query.rs | 15 + src/rpc/handlers/system.rs | 29 + src/rpc/mod.rs | 4 + src/rpc/models.rs | 49 ++ src/rpc/router.rs | 20 + src/sdui/form.rs | 6 + src/sdui/mod.rs | 2 + src/transport/framing.rs | 11 + src/transport/mod.rs | 3 + src/transport/stdio.rs | 18 + src/utils/logger.rs | 17 + src/utils/mod.rs | 2 + 28 files changed, 2001 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"High-performance ClickHouse driver for Querya Desktop" + +[dependencies] +# Async runtime & I/O +tokio = { version = "1", features = ["rt-multi-thread", "io-std", "sync", "macros", "time", "net"] } +tokio-util = { version = "0.7", features = ["codec"] } +futures = "0.3" + +# HTTP & TLS for ClickHouse API +reqwest = { version = "0.12", default-features = false, features = ["json", "stream", "rustls-tls"] } + +# Serialization +serde = { version = "1.0", features = ["derive"] } +serde_json = { version = "1.0", features = ["raw_value"] } + +# Memory safety & secrets protection +secrecy = { version = "0.8", features = ["serde"] } +zeroize = { version = "1.8", features = ["zeroize_derive"] } + +# Logging to stderr only +tracing = "0.1" +tracing-subscriber = { version = "0.3", features = ["env-filter", "fmt"] } + +# Error handling +thiserror = "2.0" +anyhow = "1.0" + +[profile.release] +lto = true +strip = true +opt-level = 3 +codegen-units = 1 diff --git a/assets/connection_form.json b/assets/connection_form.json new file mode 100644 index 0000000..7cec2c8 --- /dev/null +++ b/assets/connection_form.json @@ -0,0 +1,53 @@ +{ + "type": "form", + "id": "clickhouse_connection_form", + "fields": [ + { + "key": "host", + "label": "Хост сервера ClickHouse", + "type": "text", + "required": true, + "defaultValue": "localhost" + }, + { + "key": "port", + "label": "HTTP Порт", + "type": "number", + "required": true, + "defaultValue": 8123 + }, + { + "key": "username", + "label": "Пользователь", + "type": "text", + "required": true, + "defaultValue": "default" + }, + { + "key": "password", + "label": "Пароль", + "type": "password", + "required": false, + "helperText": "Секрет будет внедрен через in-memory RPC" + }, + { + "key": "sslMode", + "label": "Режим SSL/TLS", + "type": "select", + "required": true, + "defaultValue": "prefer", + "options": [ + {"label": "Disable (HTTP)", "value": "disable"}, + {"label": "Prefer (HTTPS)", "value": "prefer"}, + {"label": "Require CA", "value": "require"} + ] + }, + { + "key": "safe_mode", + "label": "Аналитический режим (Safe Mode / Read-Only)", + "type": "boolean", + "defaultValue": true, + "helperText": "Блокирует DROP/ALTER и ограничивает время выполнения и память на сервере ClickHouse" + } + ] +} diff --git a/assets/icon.svg b/assets/icon.svg new file mode 100644 index 0000000..bccfc85 --- /dev/null +++ b/assets/icon.svg @@ -0,0 +1,7 @@ + + + + + + + diff --git a/manifest.json b/manifest.json new file mode 100644 index 0000000..6eb143b --- /dev/null +++ b/manifest.json @@ -0,0 +1,46 @@ +{ + "id": "queryahub.clickhouse-driver", + "name": "ClickHouse Database Driver (Analyst Edition)", + "version": "1.0.0", + "publisher": "Querya Community", + "description": "Изолированный нативный Rust-драйвер для аналитической СУБД ClickHouse с полной поддержкой MergeTree, словарей, партиций и SDUI-интроспекции.", + "type": "database_driver", + "main": "bin/clickhouse_rpc_server", + "icon": "assets/icon.svg", + "engines": { + "querya_desktop": "^2.0.0" + }, + "capabilities": { + "databaseDriver": true, + "sduiForms": true + }, + "sandbox": { + "engine": "process", + "permissions": { + "network": { + "mode": "connection_host_only", + "allow_ssl": true + }, + "filesystem": { + "scratch_mb": 100, + "access": "scratch_only" + }, + "resources": { + "memory_mb": 256, + "max_open_files": 64, + "timeout_seconds": 600 + } + }, + "secretsStore": true + }, + "contributions": { + "drivers": [ + { + "driverId": "clickhouse", + "displayName": "ClickHouse (Analyst Edition)", + "defaultPort": 8123, + "connectionFormSchema": "assets/connection_form.json" + } + ] + } +} diff --git a/src/config.rs b/src/config.rs new file mode 100644 index 0000000..b7cfe7d --- /dev/null +++ b/src/config.rs @@ -0,0 +1,20 @@ +use serde::{Deserialize, Serialize}; + +#[derive(Debug, Clone, Serialize, Deserialize)] +pub struct RuntimeConfig { + pub plugin_id: String, + pub version: String, + pub max_memory_mb: usize, + pub safe_mode_default: bool, +} + +impl Default for RuntimeConfig { + fn default() -> Self { + Self { + plugin_id: "queryahub.clickhouse-driver".to_string(), + version: "1.0.0".to_string(), + max_memory_mb: 256, + safe_mode_default: true, + } + } +} diff --git a/src/driver/client.rs b/src/driver/client.rs new file mode 100644 index 0000000..6d52028 --- /dev/null +++ b/src/driver/client.rs @@ -0,0 +1,5 @@ +#[derive(Debug, Clone)] +pub struct ClickHouseClient { + pub host: String, + pub port: u16, +} diff --git a/src/driver/mod.rs b/src/driver/mod.rs new file mode 100644 index 0000000..f691764 --- /dev/null +++ b/src/driver/mod.rs @@ -0,0 +1,3 @@ +//! ClickHouse HTTP client and session management. +pub mod client; +pub mod pool; diff --git a/src/driver/pool.rs b/src/driver/pool.rs new file mode 100644 index 0000000..ca97220 --- /dev/null +++ b/src/driver/pool.rs @@ -0,0 +1,9 @@ +use std::collections::HashMap; +use std::sync::Arc; +use tokio::sync::Mutex; +use crate::driver::client::ClickHouseClient; + +#[derive(Default, Clone)] +pub struct ConnectionPool { + inner: Arc>>, +} diff --git a/src/error.rs b/src/error.rs new file mode 100644 index 0000000..7f51e50 --- /dev/null +++ b/src/error.rs @@ -0,0 +1,40 @@ +use serde_json::Value; +use thiserror::Error; + +#[derive(Error, Debug)] +pub enum DriverError { + #[error("I/O error: {0}")] + Io(#[from] std::io::Error), + + #[error("Serialization/Deserialization error: {0}")] + Serde(#[from] serde_json::Error), + + #[error("JSON-RPC Protocol error ({code}): {message}")] + Rpc { + code: i32, + message: String, + data: Option, + }, + + #[error("ClickHouse Client error: {0}")] + Client(String), + + #[error("Connection not found: #{0}")] + ConnectionNotFound(u64), + + #[error("Safe Mode security violation: {0}")] + SafeModeViolation(String), +} + +impl DriverError { + pub fn to_rpc_code(&self) -> i32 { + match self { + DriverError::Io(_) => -32001, + DriverError::Serde(_) => -32700, + DriverError::Rpc { code, .. } => *code, + DriverError::Client(_) => -32603, + DriverError::ConnectionNotFound(_) => -32002, + DriverError::SafeModeViolation(_) => -32603, + } + } +} diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..ad4fed2 --- /dev/null +++ b/src/main.rs @@ -0,0 +1,70 @@ +mod config; +mod error; +mod transport; +mod rpc; +mod driver; +mod mapper; +mod sdui; +mod utils; + +use tokio::sync::mpsc; +use tracing::{error, info}; +use crate::rpc::models::{RpcRequest, RpcResponse}; + +#[tokio::main] +async fn main() { + // Initialize stderr logger first. Never log to stdout! + utils::logger::init_stderr_logger(); + info!("Starting clickhouse-query-ext Rust process sandbox driver..."); + + let (tx, mut rx) = mpsc::channel::(128); + + // Spawn stdin reader task + tokio::spawn(async move { + if let Err(e) = transport::stdio::start_stdin_reader(tx).await { + error!("stdin reader terminated with error: {}", e); + } + }); + + // Process incoming NDJSON requests + while let Some(line) = rx.recv().await { + match serde_json::from_str::(&line) { + Ok(req) => { + let id = req.id.clone().unwrap_or(serde_json::Value::Null); + match rpc::router::dispatch(&req.method, req.params).await { + Ok(result) => { + let resp = RpcResponse::success(id, result); + if let Ok(json_str) = serde_json::to_string(&resp) { + let _ = transport::framing::write_ndjson_stdout(&json_str); + } + } + Err(err) => { + let resp = RpcResponse::error( + id, + err.to_rpc_code(), + err.to_string(), + None, + ); + if let Ok(json_str) = serde_json::to_string(&resp) { + let _ = transport::framing::write_ndjson_stdout(&json_str); + } + } + } + } + Err(e) => { + error!("Failed to parse incoming JSON-RPC request: {}", e); + let resp = RpcResponse::error( + serde_json::Value::Null, + -32700, + format!("Parse error: {}", e), + None, + ); + if let Ok(json_str) = serde_json::to_string(&resp) { + let _ = transport::framing::write_ndjson_stdout(&json_str); + } + } + } + } + + info!("clickhouse-query-ext process exiting gracefully."); +} diff --git a/src/mapper/mod.rs b/src/mapper/mod.rs new file mode 100644 index 0000000..815ddfb --- /dev/null +++ b/src/mapper/mod.rs @@ -0,0 +1,2 @@ +//! Data type mapping between ClickHouse and Querya Standard Schema. +pub mod types; diff --git a/src/mapper/types.rs b/src/mapper/types.rs new file mode 100644 index 0000000..c302af9 --- /dev/null +++ b/src/mapper/types.rs @@ -0,0 +1,13 @@ +pub fn map_clickhouse_type(ch_type: &str) -> &'static str { + if ch_type.contains("Int64") || ch_type.contains("UInt64") || ch_type.contains("Decimal") { + "string" + } else if ch_type.contains("Int") || ch_type.contains("UInt") { + "integer" + } else if ch_type.contains("Float") { + "number" + } else if ch_type.contains("Date") || ch_type.contains("Time") { + "timestamp" + } else { + "string" + } +} diff --git a/src/rpc/handlers/connection.rs b/src/rpc/handlers/connection.rs new file mode 100644 index 0000000..59646d0 --- /dev/null +++ b/src/rpc/handlers/connection.rs @@ -0,0 +1,10 @@ +use serde_json::{json, Value}; +use crate::error::DriverError; + +pub async fn handle_connect(_params: Option) -> Result { + Ok(json!({ "connected": true })) +} + +pub async fn handle_disconnect(_params: Option) -> Result { + Ok(json!({ "ok": true })) +} diff --git a/src/rpc/handlers/mod.rs b/src/rpc/handlers/mod.rs new file mode 100644 index 0000000..17716b4 --- /dev/null +++ b/src/rpc/handlers/mod.rs @@ -0,0 +1,3 @@ +pub mod system; +pub mod connection; +pub mod query; diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs new file mode 100644 index 0000000..4c010c1 --- /dev/null +++ b/src/rpc/handlers/query.rs @@ -0,0 +1,15 @@ +use serde_json::{json, Value}; +use crate::error::DriverError; + +pub async fn handle_query(_params: Option) -> Result { + Ok(json!({ + "columns": [], + "rows": [], + "rowsAffected": 0, + "executionTimeMs": 0.0 + })) +} + +pub async fn handle_cancel(_params: Option) -> Result { + Ok(json!({ "ok": true })) +} diff --git a/src/rpc/handlers/system.rs b/src/rpc/handlers/system.rs new file mode 100644 index 0000000..99019dc --- /dev/null +++ b/src/rpc/handlers/system.rs @@ -0,0 +1,29 @@ +use serde_json::{json, Value}; +use crate::error::DriverError; + +pub async fn handle_handshake(_params: Option) -> Result { + Ok(json!({ + "ok": true, + "protocolVersion": 1, + "driverVersion": "1.0.0-rust", + "capabilities": [ + "db.connect", + "db.disconnect", + "db.query", + "db.execute", + "db.cancelQuery", + "db.getSchemaTree", + "db.expandTreeNode", + "db.getConnectionFormSchema", + "sdui.contextActions" + ] + })) +} + +pub async fn handle_ping(_params: Option) -> Result { + Ok(json!("pong")) +} + +pub async fn handle_shutdown(_params: Option) -> Result { + Ok(json!({ "ok": true })) +} diff --git a/src/rpc/mod.rs b/src/rpc/mod.rs new file mode 100644 index 0000000..7edf775 --- /dev/null +++ b/src/rpc/mod.rs @@ -0,0 +1,4 @@ +//! JSON-RPC 2.0 protocol models, router and method handlers. +pub mod models; +pub mod router; +pub mod handlers; diff --git a/src/rpc/models.rs b/src/rpc/models.rs new file mode 100644 index 0000000..4f4db15 --- /dev/null +++ b/src/rpc/models.rs @@ -0,0 +1,49 @@ +use serde::{Deserialize, Serialize}; +use serde_json::Value; + +#[derive(Debug, Deserialize)] +pub struct RpcRequest { + pub jsonrpc: String, + pub id: Option, + pub method: String, + #[serde(default)] + pub params: Option, +} + +#[derive(Debug, Serialize)] +pub struct RpcResponse { + pub jsonrpc: &'static str, + pub id: Value, + #[serde(skip_serializing_if = "Option::is_none")] + pub result: Option, + #[serde(skip_serializing_if = "Option::is_none")] + pub error: Option, +} + +#[derive(Debug, Serialize)] +pub struct RpcErrorObject { + pub code: i32, + pub message: String, + #[serde(skip_serializing_if = "Option::is_none")] + pub data: Option, +} + +impl RpcResponse { + pub fn success(id: Value, result: Value) -> Self { + Self { + jsonrpc: "2.0", + id, + result: Some(result), + error: None, + } + } + + pub fn error(id: Value, code: i32, message: String, data: Option) -> Self { + Self { + jsonrpc: "2.0", + id, + result: None, + error: Some(RpcErrorObject { code, message, data }), + } + } +} diff --git a/src/rpc/router.rs b/src/rpc/router.rs new file mode 100644 index 0000000..3c8e563 --- /dev/null +++ b/src/rpc/router.rs @@ -0,0 +1,20 @@ +use serde_json::Value; +use crate::error::DriverError; +use crate::rpc::handlers::{system, connection, query}; + +pub async fn dispatch(method: &str, params: Option) -> Result { + match method { + "system.handshake" => system::handle_handshake(params).await, + "system.ping" => system::handle_ping(params).await, + "system.shutdown" => system::handle_shutdown(params).await, + "db.connect" => connection::handle_connect(params).await, + "db.disconnect" => connection::handle_disconnect(params).await, + "db.query" | "db.execute" => query::handle_query(params).await, + "db.cancelQuery" => query::handle_cancel(params).await, + _ => Err(DriverError::Rpc { + code: -32601, + message: format!("Method not found: {}", method), + data: None, + }), + } +} diff --git a/src/sdui/form.rs b/src/sdui/form.rs new file mode 100644 index 0000000..fd75798 --- /dev/null +++ b/src/sdui/form.rs @@ -0,0 +1,6 @@ +use serde_json::Value; + +pub fn get_connection_form_schema() -> Value { + let schema_str = include_str!("../../assets/connection_form.json"); + serde_json::from_str(schema_str).unwrap_or(serde_json::json!({})) +} diff --git a/src/sdui/mod.rs b/src/sdui/mod.rs new file mode 100644 index 0000000..8e918e2 --- /dev/null +++ b/src/sdui/mod.rs @@ -0,0 +1,2 @@ +//! Server-Driven UI (SDUI) schemas and lazy tree builders. +pub mod form; diff --git a/src/transport/framing.rs b/src/transport/framing.rs new file mode 100644 index 0000000..a3ab84f --- /dev/null +++ b/src/transport/framing.rs @@ -0,0 +1,11 @@ +use std::io::{self, Write}; + +/// Thread-safe / mutex-guarded NDJSON response writer to standard output. +pub fn write_ndjson_stdout(payload: &str) -> io::Result<()> { + let stdout = io::stdout(); + let mut handle = stdout.lock(); + handle.write_all(payload.as_bytes())?; + handle.write_all(b"\n")?; + handle.flush()?; + Ok(()) +} diff --git a/src/transport/mod.rs b/src/transport/mod.rs new file mode 100644 index 0000000..f9c8476 --- /dev/null +++ b/src/transport/mod.rs @@ -0,0 +1,3 @@ +//! Transport layer for JSON-RPC 2.0 over standard I/O (`stdin` / `stdout`). +pub mod stdio; +pub mod framing; diff --git a/src/transport/stdio.rs b/src/transport/stdio.rs new file mode 100644 index 0000000..c375f4a --- /dev/null +++ b/src/transport/stdio.rs @@ -0,0 +1,18 @@ +use tokio::io::{self, AsyncBufReadExt, BufReader}; +use tokio::sync::mpsc; + +/// Asynchronous stdin line reader for NDJSON requests. +pub async fn start_stdin_reader(tx: mpsc::Sender) -> io::Result<()> { + let stdin = io::stdin(); + let mut reader = BufReader::new(stdin).lines(); + + while let Some(line) = reader.next_line().await? { + let trimmed = line.trim(); + if !trimmed.is_empty() { + if tx.send(trimmed.to_string()).await.is_err() { + break; + } + } + } + Ok(()) +} diff --git a/src/utils/logger.rs b/src/utils/logger.rs new file mode 100644 index 0000000..d695d82 --- /dev/null +++ b/src/utils/logger.rs @@ -0,0 +1,17 @@ +use tracing_subscriber::{fmt, prelude::*, EnvFilter}; + +/// Initialize sanitized logging directly to `io::stderr`. +pub fn init_stderr_logger() { + let filter = EnvFilter::try_from_default_env() + .unwrap_or_else(|_| EnvFilter::new("info,clickhouse_query_ext=debug")); + + tracing_subscriber::registry() + .with( + fmt::layer() + .with_writer(std::io::stderr) + .with_target(false) + .without_time() + ) + .with(filter) + .init(); +} diff --git a/src/utils/mod.rs b/src/utils/mod.rs new file mode 100644 index 0000000..76094c5 --- /dev/null +++ b/src/utils/mod.rs @@ -0,0 +1,2 @@ +//! Utilities and sanitized logger. +pub mod logger; From 3020ca8456cbe7654128c1047d79a537fe7ff7ed Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:15:35 +0300 Subject: [PATCH 02/19] feat(transport): implement asynchronous NDJSON stdio framing and sanitized stderr logging --- Cargo.lock | 13 +++++ Cargo.toml | 1 + src/transport/framing.rs | 50 ++++++++++++++++-- src/transport/stdio.rs | 53 +++++++++++++++++-- src/utils/logger.rs | 111 ++++++++++++++++++++++++++++++++++++++- 5 files changed, 220 insertions(+), 8 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 187c2ff..fb83f14 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -86,6 +86,7 @@ version = "1.0.0" dependencies = [ "anyhow", "futures", + "regex", "reqwest", "secrecy", "serde", @@ -670,6 +671,18 @@ dependencies = [ "rand_core", ] +[[package]] +name = "regex" +version = "1.13.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2a0e75113e14dc5acb068cd0786884f214f1312650a3d36d269f5c4f3cdee8a2" +dependencies = [ + "aho-corasick", + "memchr", + "regex-automata", + "regex-syntax", +] + [[package]] name = "regex-automata" version = "0.4.15" diff --git a/Cargo.toml b/Cargo.toml index af2756e..5ef6205 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -25,6 +25,7 @@ zeroize = { version = "1.8", features = ["zeroize_derive"] } # Logging to stderr only tracing = "0.1" tracing-subscriber = { version = "0.3", features = ["env-filter", "fmt"] } +regex = "1" # Error handling thiserror = "2.0" diff --git a/src/transport/framing.rs b/src/transport/framing.rs index a3ab84f..999fc16 100644 --- a/src/transport/framing.rs +++ b/src/transport/framing.rs @@ -1,11 +1,55 @@ use std::io::{self, Write}; /// Thread-safe / mutex-guarded NDJSON response writer to standard output. +/// Ensures the payload is strictly emitted as a single line (replacing any internal newlines) +/// followed by a single newline byte `\n`. pub fn write_ndjson_stdout(payload: &str) -> io::Result<()> { let stdout = io::stdout(); let mut handle = stdout.lock(); - handle.write_all(payload.as_bytes())?; - handle.write_all(b"\n")?; - handle.flush()?; + write_ndjson(&mut handle, payload) +} + +/// Generic NDJSON writer that works with any `std::io::Write` sink (useful for testing). +pub fn write_ndjson(writer: &mut W, payload: &str) -> io::Result<()> { + // If the JSON payload contains raw '\n' or '\r' bytes (not escaped inside strings), + // replace them with spaces or strip to guarantee exact NDJSON framing. + if payload.contains('\n') || payload.contains('\r') { + let sanitized: String = payload + .chars() + .map(|c| if c == '\n' || c == '\r' { ' ' } else { c }) + .collect(); + writer.write_all(sanitized.as_bytes())?; + } else { + writer.write_all(payload.as_bytes())?; + } + writer.write_all(b"\n")?; + writer.flush()?; Ok(()) } + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_write_ndjson_clean() { + let mut buffer = Vec::new(); + let json_str = r#"{"jsonrpc":"2.0","id":1,"result":"ok"}"#; + write_ndjson(&mut buffer, json_str).unwrap(); + assert_eq!( + String::from_utf8(buffer).unwrap(), + format!("{}\n", r#"{"jsonrpc":"2.0","id":1,"result":"ok"}"#) + ); + } + + #[test] + fn test_write_ndjson_sanitizes_newlines() { + let mut buffer = Vec::new(); + let dirty = "{\"jsonrpc\":\"2.0\",\n\"id\":1,\r\n\"result\":\"ok\"}"; + write_ndjson(&mut buffer, dirty).unwrap(); + let output = String::from_utf8(buffer).unwrap(); + assert_eq!(output.matches('\n').count(), 1); + assert!(output.ends_with('\n')); + assert_eq!(output, "{\"jsonrpc\":\"2.0\", \"id\":1, \"result\":\"ok\"}\n"); + } +} diff --git a/src/transport/stdio.rs b/src/transport/stdio.rs index c375f4a..502cfe4 100644 --- a/src/transport/stdio.rs +++ b/src/transport/stdio.rs @@ -1,18 +1,65 @@ -use tokio::io::{self, AsyncBufReadExt, BufReader}; +use tokio::io::{self, AsyncBufReadExt, BufReader, AsyncRead}; use tokio::sync::mpsc; /// Asynchronous stdin line reader for NDJSON requests. pub async fn start_stdin_reader(tx: mpsc::Sender) -> io::Result<()> { - let stdin = io::stdin(); - let mut reader = BufReader::new(stdin).lines(); + start_reader(io::stdin(), tx).await +} + +/// Generic asynchronous line reader for any `AsyncRead` source (useful for testing). +pub async fn start_reader(source: R, tx: mpsc::Sender) -> io::Result<()> { + let mut reader = BufReader::new(source).lines(); while let Some(line) = reader.next_line().await? { let trimmed = line.trim(); if !trimmed.is_empty() { if tx.send(trimmed.to_string()).await.is_err() { + // Receiver channel dropped, exit loop gracefully break; } } } Ok(()) } + +#[cfg(test)] +mod tests { + use super::*; + use tokio::sync::mpsc; + + #[tokio::test] + async fn test_start_reader_skips_empty_lines() { + let input = b"{\"method\":\"ping\"}\n \n\n{\"method\":\"handshake\"}\n"; + let (tx, mut rx) = mpsc::channel(10); + + tokio::spawn(async move { + start_reader(&input[..], tx).await.unwrap(); + }); + + let line1 = rx.recv().await.unwrap(); + assert_eq!(line1, "{\"method\":\"ping\"}"); + + let line2 = rx.recv().await.unwrap(); + assert_eq!(line2, "{\"method\":\"handshake\"}"); + + assert!(rx.recv().await.is_none()); + } + + #[tokio::test] + async fn test_start_reader_channel_closed() { + let input = b"{\"method\":\"1\"}\n{\"method\":\"2\"}\n{\"method\":\"3\"}\n"; + let (tx, mut rx) = mpsc::channel(1); + + let handle = tokio::spawn(async move { + start_reader(&input[..], tx).await + }); + + // Read only first message then drop rx + let line1 = rx.recv().await.unwrap(); + assert_eq!(line1, "{\"method\":\"1\"}"); + drop(rx); + + // Task should finish without error after receiver drop + assert!(handle.await.unwrap().is_ok()); + } +} diff --git a/src/utils/logger.rs b/src/utils/logger.rs index d695d82..7bb2afe 100644 --- a/src/utils/logger.rs +++ b/src/utils/logger.rs @@ -1,4 +1,73 @@ -use tracing_subscriber::{fmt, prelude::*, EnvFilter}; +use std::io::{self, Write}; +use std::sync::OnceLock; +use regex::Regex; +use tracing_subscriber::{fmt::{self, MakeWriter}, prelude::*, EnvFilter}; + +/// Returns the compiled list of sanitization regex patterns. +fn sanitization_patterns() -> &'static [(Regex, &'static str)] { + static PATTERNS: OnceLock> = OnceLock::new(); + PATTERNS.get_or_init(|| { + vec![ + ( + Regex::new(r#"(?i)("password"\s*:\s*)"[^"]*""#).unwrap(), + r#"${1}"[REDACTED BY RUST DRIVER]""#, + ), + ( + Regex::new(r#"(?i)("jwtToken"\s*:\s*)"[^"]*""#).unwrap(), + r#"${1}"[REDACTED BY RUST DRIVER]""#, + ), + ( + Regex::new(r#"(?i)(password=)[^&\s"]+"#).unwrap(), + r#"${1}[REDACTED BY RUST DRIVER]"#, + ), + ( + Regex::new(r#"(?i)(X-ClickHouse-Key:\s*)[^\r\n]+"#).unwrap(), + r#"${1}[REDACTED BY RUST DRIVER]"#, + ), + ( + Regex::new(r#"(?i)(Authorization:\s*)[^\r\n]+"#).unwrap(), + r#"${1}[REDACTED BY RUST DRIVER]"#, + ), + ] + }) +} + +/// Sanitize any raw string by stripping or redacting sensitive passwords, JWT tokens, and secret headers. +pub fn sanitize_log_message(raw: &str) -> String { + let mut result = raw.to_string(); + for (re, replacement) in sanitization_patterns() { + result = re.replace_all(&result, *replacement).to_string(); + } + result +} + +/// A custom write adapter that sanitizes raw log bytes before flushing them to standard error (`stderr`). +#[derive(Clone, Copy, Debug)] +pub struct SanitizedStderr; + +impl Write for SanitizedStderr { + fn write(&mut self, buf: &[u8]) -> io::Result { + let input = String::from_utf8_lossy(buf); + let sanitized = sanitize_log_message(&input); + let stderr = io::stderr(); + let mut handle = stderr.lock(); + handle.write_all(sanitized.as_bytes())?; + handle.flush()?; + Ok(buf.len()) + } + + fn flush(&mut self) -> io::Result<()> { + io::stderr().flush() + } +} + +impl<'a> MakeWriter<'a> for SanitizedStderr { + type Writer = SanitizedStderr; + + fn make_writer(&'a self) -> Self::Writer { + SanitizedStderr + } +} /// Initialize sanitized logging directly to `io::stderr`. pub fn init_stderr_logger() { @@ -8,10 +77,48 @@ pub fn init_stderr_logger() { tracing_subscriber::registry() .with( fmt::layer() - .with_writer(std::io::stderr) + .with_writer(SanitizedStderr) .with_target(false) .without_time() ) .with(filter) .init(); } + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_sanitize_log_message_json_password() { + let raw = r#"Injecting payload: {"connectionId":101,"password":"SuperSecretPassword123!","jwtToken":null}"#; + let cleaned = sanitize_log_message(raw); + assert!(cleaned.contains(r#""password":"[REDACTED BY RUST DRIVER]""#)); + assert!(!cleaned.contains("SuperSecretPassword123!")); + } + + #[test] + fn test_sanitize_log_message_url_password() { + let raw = "Connecting to https://admin:mySecretPass@localhost:8443/?password=SecretDbPassword&user=admin"; + let cleaned = sanitize_log_message(raw); + assert!(cleaned.contains("password=[REDACTED BY RUST DRIVER]")); + assert!(!cleaned.contains("SecretDbPassword")); + } + + #[test] + fn test_sanitize_log_message_http_headers() { + let raw = "Request headers: X-ClickHouse-Key: abcdef1234567890\nAuthorization: Bearer jwt.token.here\nHost: localhost"; + let cleaned = sanitize_log_message(raw); + assert!(cleaned.contains("X-ClickHouse-Key: [REDACTED BY RUST DRIVER]")); + assert!(cleaned.contains("Authorization: [REDACTED BY RUST DRIVER]")); + assert!(cleaned.contains("Host: localhost")); + assert!(!cleaned.contains("abcdef1234567890")); + assert!(!cleaned.contains("jwt.token.here")); + } + + #[test] + fn test_sanitize_log_message_benign() { + let raw = "Starting clickhouse-query-ext Rust process sandbox driver..."; + assert_eq!(sanitize_log_message(raw), raw); + } +} From 1d8b02956b509fcb0527fc0f6532f15c0eac40a1 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:24:32 +0300 Subject: [PATCH 03/19] feat(rpc): implement system.handshake, system.ping and system.shutdown handlers with fast-track loop --- src/main.rs | 65 +++++++++++++++++++++++++++++--------- src/rpc/handlers/system.rs | 65 +++++++++++++++++++++++++++++++++++++- 2 files changed, 114 insertions(+), 16 deletions(-) diff --git a/src/main.rs b/src/main.rs index ad4fed2..cbd9e23 100644 --- a/src/main.rs +++ b/src/main.rs @@ -31,24 +31,59 @@ async fn main() { match serde_json::from_str::(&line) { Ok(req) => { let id = req.id.clone().unwrap_or(serde_json::Value::Null); - match rpc::router::dispatch(&req.method, req.params).await { - Ok(result) => { - let resp = RpcResponse::success(id, result); - if let Ok(json_str) = serde_json::to_string(&resp) { - let _ = transport::framing::write_ndjson_stdout(&json_str); + let method = req.method.clone(); + let is_shutdown = method == "system.shutdown"; + + // Fast-track system lifecycle methods (handshake, ping, shutdown) + // directly on the dispatcher loop for instant < 5ms response latency. + if method == "system.ping" || is_shutdown || method == "system.handshake" { + match rpc::router::dispatch(&method, req.params).await { + Ok(result) => { + let resp = RpcResponse::success(id, result); + if let Ok(json_str) = serde_json::to_string(&resp) { + let _ = transport::framing::write_ndjson_stdout(&json_str); + } } - } - Err(err) => { - let resp = RpcResponse::error( - id, - err.to_rpc_code(), - err.to_string(), - None, - ); - if let Ok(json_str) = serde_json::to_string(&resp) { - let _ = transport::framing::write_ndjson_stdout(&json_str); + Err(err) => { + let resp = RpcResponse::error( + id, + err.to_rpc_code(), + err.to_string(), + None, + ); + if let Ok(json_str) = serde_json::to_string(&resp) { + let _ = transport::framing::write_ndjson_stdout(&json_str); + } } } + if is_shutdown { + info!("Shutdown response emitted, terminating process with code 0."); + std::process::exit(0); + } + } else { + // For heavy database queries (db.*) and SDUI operations, spawn onto Tokio worker threads + // so that `system.ping` heartbeat is never blocked by analytical workloads. + tokio::spawn(async move { + match rpc::router::dispatch(&method, req.params).await { + Ok(result) => { + let resp = RpcResponse::success(id, result); + if let Ok(json_str) = serde_json::to_string(&resp) { + let _ = transport::framing::write_ndjson_stdout(&json_str); + } + } + Err(err) => { + let resp = RpcResponse::error( + id, + err.to_rpc_code(), + err.to_string(), + None, + ); + if let Ok(json_str) = serde_json::to_string(&resp) { + let _ = transport::framing::write_ndjson_stdout(&json_str); + } + } + } + }); } } Err(e) => { diff --git a/src/rpc/handlers/system.rs b/src/rpc/handlers/system.rs index 99019dc..f281d99 100644 --- a/src/rpc/handlers/system.rs +++ b/src/rpc/handlers/system.rs @@ -1,7 +1,31 @@ +use serde::Deserialize; use serde_json::{json, Value}; +use tracing::info; use crate::error::DriverError; -pub async fn handle_handshake(_params: Option) -> Result { +#[derive(Debug, Deserialize, Default)] +#[serde(rename_all = "camelCase")] +pub struct HandshakeParams { + pub querya_version: Option, + pub plugin_id: Option, +} + +/// Handler for `system.handshake`. +/// Must respond in `< 3 seconds` after process startup. +/// Validates basic protocol parameters and returns supported `capabilities`. +pub async fn handle_handshake(params: Option) -> Result { + if let Some(val) = params { + if let Ok(handshake) = serde_json::from_value::(val) { + info!( + "Received system.handshake from Querya host v{} for plugin {}", + handshake.querya_version.as_deref().unwrap_or("unknown"), + handshake.plugin_id.as_deref().unwrap_or("unknown") + ); + } + } else { + info!("Received system.handshake without params"); + } + Ok(json!({ "ok": true, "protocolVersion": 1, @@ -20,10 +44,49 @@ pub async fn handle_handshake(_params: Option) -> Result) -> Result { Ok(json!("pong")) } +/// Handler for `system.shutdown`. +/// Graceful teardown signal from Querya Host. pub async fn handle_shutdown(_params: Option) -> Result { + info!("system.shutdown requested by host."); Ok(json!({ "ok": true })) } + +#[cfg(test)] +mod tests { + use super::*; + + #[tokio::test] + async fn test_handle_handshake() { + let params = json!({ + "queryaVersion": "2.0.0", + "pluginId": "queryahub.clickhouse-driver" + }); + let res = handle_handshake(Some(params)).await.unwrap(); + assert_eq!(res["ok"], true); + assert_eq!(res["protocolVersion"], 1); + assert_eq!(res["driverVersion"], "1.0.0-rust"); + let caps = res["capabilities"].as_array().unwrap(); + assert!(caps.contains(&json!("db.connect"))); + assert!(caps.contains(&json!("db.query"))); + assert!(caps.contains(&json!("db.cancelQuery"))); + assert!(caps.contains(&json!("sdui.contextActions"))); + } + + #[tokio::test] + async fn test_handle_ping() { + let res = handle_ping(None).await.unwrap(); + assert_eq!(res, json!("pong")); + } + + #[tokio::test] + async fn test_handle_shutdown() { + let res = handle_shutdown(None).await.unwrap(); + assert_eq!(res, json!({ "ok": true })); + } +} From b8c0861a08d6b012e1a994a59f3ef5cda326dcb6 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:29:38 +0300 Subject: [PATCH 04/19] feat(security): implement in-memory zeroize secrets pool for system.injectCredentials --- src/main.rs | 4 +- src/rpc/handlers/system.rs | 63 +++++++++++++++++- src/rpc/router.rs | 1 + src/utils/mod.rs | 1 + src/utils/secret_guard.rs | 131 +++++++++++++++++++++++++++++++++++++ 5 files changed, 195 insertions(+), 5 deletions(-) create mode 100644 src/utils/secret_guard.rs diff --git a/src/main.rs b/src/main.rs index cbd9e23..bd5f536 100644 --- a/src/main.rs +++ b/src/main.rs @@ -34,9 +34,9 @@ async fn main() { let method = req.method.clone(); let is_shutdown = method == "system.shutdown"; - // Fast-track system lifecycle methods (handshake, ping, shutdown) + // Fast-track system lifecycle methods (handshake, ping, injectCredentials, shutdown) // directly on the dispatcher loop for instant < 5ms response latency. - if method == "system.ping" || is_shutdown || method == "system.handshake" { + if method == "system.ping" || is_shutdown || method == "system.handshake" || method == "system.injectCredentials" { match rpc::router::dispatch(&method, req.params).await { Ok(result) => { let resp = RpcResponse::success(id, result); diff --git a/src/rpc/handlers/system.rs b/src/rpc/handlers/system.rs index f281d99..31bd1de 100644 --- a/src/rpc/handlers/system.rs +++ b/src/rpc/handlers/system.rs @@ -2,6 +2,7 @@ use serde::Deserialize; use serde_json::{json, Value}; use tracing::info; use crate::error::DriverError; +use crate::utils::secret_guard::ConnectionSecretsPool; #[derive(Debug, Deserialize, Default)] #[serde(rename_all = "camelCase")] @@ -10,6 +11,14 @@ pub struct HandshakeParams { pub plugin_id: Option, } +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +pub struct InjectCredentialsParams { + pub connection_id: u64, + pub password: Option, + pub jwt_token: Option, +} + /// Handler for `system.handshake`. /// Must respond in `< 3 seconds` after process startup. /// Validates basic protocol parameters and returns supported `capabilities`. @@ -50,10 +59,36 @@ pub async fn handle_ping(_params: Option) -> Result { Ok(json!("pong")) } +/// Handler for `system.injectCredentials`. +/// Securely stores password and/or JWT token into `ConnectionSecretsPool` (`SecretString`). +pub async fn handle_inject_credentials(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: system.injectCredentials requires connectionId and credentials".to_string(), + data: None, + })?; + + let p: InjectCredentialsParams = serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Invalid injectCredentials params structure: {}", e), + data: None, + })?; + + ConnectionSecretsPool::global().inject( + p.connection_id, + p.password, + p.jwt_token, + ); + + info!("Credentials securely injected into zero-trust pool for connectionId={}", p.connection_id); + Ok(json!({ "ok": true })) +} + /// Handler for `system.shutdown`. -/// Graceful teardown signal from Querya Host. +/// Graceful teardown signal from Querya Host: clears all memory secrets and zeroizes RAM. pub async fn handle_shutdown(_params: Option) -> Result { - info!("system.shutdown requested by host."); + info!("system.shutdown requested by host. Wiping all in-memory connection secrets..."); + ConnectionSecretsPool::global().clear_all(); Ok(json!({ "ok": true })) } @@ -85,8 +120,30 @@ mod tests { } #[tokio::test] - async fn test_handle_shutdown() { + async fn test_handle_inject_credentials() { + let params = json!({ + "connectionId": 999, + "password": "ClickHouseSecurePassword999", + "jwtToken": null + }); + let res = handle_inject_credentials(Some(params)).await.unwrap(); + assert_eq!(res, json!({ "ok": true })); + + let secrets = ConnectionSecretsPool::global().get(999).expect("Should find secrets for id 999"); + assert_eq!(secrets.expose_password(), Some("ClickHouseSecurePassword999")); + assert_eq!(secrets.expose_jwt_token(), None); + + // Clean up after test + ConnectionSecretsPool::global().remove(999); + } + + #[tokio::test] + async fn test_handle_shutdown_wipes_pool() { + ConnectionSecretsPool::global().inject(888, Some("pass".to_string()), None); + assert!(ConnectionSecretsPool::global().get(888).is_some()); + let res = handle_shutdown(None).await.unwrap(); assert_eq!(res, json!({ "ok": true })); + assert!(ConnectionSecretsPool::global().get(888).is_none()); } } diff --git a/src/rpc/router.rs b/src/rpc/router.rs index 3c8e563..b56243f 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -7,6 +7,7 @@ pub async fn dispatch(method: &str, params: Option) -> Result system::handle_handshake(params).await, "system.ping" => system::handle_ping(params).await, "system.shutdown" => system::handle_shutdown(params).await, + "system.injectCredentials" => system::handle_inject_credentials(params).await, "db.connect" => connection::handle_connect(params).await, "db.disconnect" => connection::handle_disconnect(params).await, "db.query" | "db.execute" => query::handle_query(params).await, diff --git a/src/utils/mod.rs b/src/utils/mod.rs index 76094c5..367e8f1 100644 --- a/src/utils/mod.rs +++ b/src/utils/mod.rs @@ -1,2 +1,3 @@ //! Utilities and sanitized logger. pub mod logger; +pub mod secret_guard; diff --git a/src/utils/secret_guard.rs b/src/utils/secret_guard.rs new file mode 100644 index 0000000..9a3b24a --- /dev/null +++ b/src/utils/secret_guard.rs @@ -0,0 +1,131 @@ +use std::collections::HashMap; +use std::sync::{Arc, OnceLock, RwLock}; +use secrecy::{ExposeSecret, SecretString}; + +/// Secure container for connection credentials (`password` and/or `jwt_token`). +/// Uses `secrecy::SecretString` which guarantees automatic zeroization (`zeroize`) of heap memory upon drop +/// and prevents accidental leakage via `Debug` formatting. +#[derive(Clone, Default)] +pub struct ConnectionSecrets { + pub password: Option, + pub jwt_token: Option, +} + +impl std::fmt::Debug for ConnectionSecrets { + fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { + f.debug_struct("ConnectionSecrets") + .field("password", &self.password.as_ref().map(|_| "[REDACTED BY SECRECY]")) + .field("jwt_token", &self.jwt_token.as_ref().map(|_| "[REDACTED BY SECRECY]")) + .finish() + } +} + +impl ConnectionSecrets { + /// Helper to securely expose password as string slice. + pub fn expose_password(&self) -> Option<&str> { + self.password.as_ref().map(|s| s.expose_secret().as_str()) + } + + /// Helper to securely expose jwt_token as string slice. + pub fn expose_jwt_token(&self) -> Option<&str> { + self.jwt_token.as_ref().map(|s| s.expose_secret().as_str()) + } +} + +/// Thread-safe in-memory registry of zero-trust connection secrets (`ConnectionSecretsPool`). +#[derive(Default, Clone)] +pub struct ConnectionSecretsPool { + inner: Arc>>, +} + +impl ConnectionSecretsPool { + /// Returns the global singleton instance of the `ConnectionSecretsPool`. + pub fn global() -> &'static ConnectionSecretsPool { + static POOL: OnceLock = OnceLock::new(); + POOL.get_or_init(ConnectionSecretsPool::default) + } + + /// Store or update credentials for the given `connection_id`. + /// Any previous credentials for this ID are dropped and immediately zeroized in memory. + pub fn inject(&self, connection_id: u64, password: Option, jwt_token: Option) { + let mut map = self.inner.write().unwrap(); + map.insert( + connection_id, + ConnectionSecrets { + password: password.map(SecretString::new), + jwt_token: jwt_token.map(SecretString::new), + }, + ); + } + + /// Retrieve a clone of the `ConnectionSecrets` handle for the given `connection_id`. + pub fn get(&self, connection_id: u64) -> Option { + let map = self.inner.read().unwrap(); + map.get(&connection_id).cloned() + } + + /// Remove and zeroize stored credentials for the given `connection_id` (e.g. upon `db.disconnect`). + pub fn remove(&self, connection_id: u64) -> bool { + let mut map = self.inner.write().unwrap(); + map.remove(&connection_id).is_some() + } + + /// Clear all stored credentials and zeroize their heap allocations (e.g. upon `system.shutdown`). + pub fn clear_all(&self) { + let mut map = self.inner.write().unwrap(); + map.clear(); + } + + /// Returns the number of currently active secret entries in memory. + pub fn count(&self) -> usize { + let map = self.inner.read().unwrap(); + map.len() + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_inject_and_retrieve_secrets() { + let pool = ConnectionSecretsPool::default(); + pool.inject( + 101, + Some("SuperSecretClickHousePass!".to_string()), + Some("jwt.token.payload".to_string()), + ); + + assert_eq!(pool.count(), 1); + let secrets = pool.get(101).expect("Secrets should exist for id 101"); + assert_eq!(secrets.expose_password(), Some("SuperSecretClickHousePass!")); + assert_eq!(secrets.expose_jwt_token(), Some("jwt.token.payload")); + } + + #[test] + fn test_secret_string_does_not_leak_in_debug() { + let secrets = ConnectionSecrets { + password: Some(SecretString::new("TopSecret".to_string())), + jwt_token: None, + }; + let debug_str = format!("{:?}", secrets); + assert!(!debug_str.contains("TopSecret")); + assert!(debug_str.contains("[REDACTED BY SECRECY]")); + } + + #[test] + fn test_remove_and_clear_all() { + let pool = ConnectionSecretsPool::default(); + pool.inject(1, Some("pass1".to_string()), None); + pool.inject(2, Some("pass2".to_string()), None); + assert_eq!(pool.count(), 2); + + assert!(pool.remove(1)); + assert_eq!(pool.count(), 1); + assert!(pool.get(1).is_none()); + + pool.clear_all(); + assert_eq!(pool.count(), 0); + assert!(pool.get(2).is_none()); + } +} From 7a50eeb58847c25e0358f60e6f6d8412a835997b Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:33:33 +0300 Subject: [PATCH 05/19] feat(driver): implement HTTP connection pool, db.connect/db.disconnect handlers and add CI pipeline --- .github/workflows/rust.yml | 37 ++++++++ Cargo.lock | 1 + Cargo.toml | 1 + src/driver/client.rs | 164 ++++++++++++++++++++++++++++++++- src/driver/pool.rs | 74 ++++++++++++++- src/error.rs | 8 ++ src/main.rs | 23 ++--- src/rpc/handlers/connection.rs | 113 ++++++++++++++++++++++- src/rpc/handlers/mod.rs | 2 +- src/rpc/handlers/query.rs | 2 +- src/rpc/handlers/system.rs | 45 +++++---- src/rpc/mod.rs | 2 +- src/rpc/models.rs | 6 +- src/rpc/router.rs | 4 +- src/transport/framing.rs | 5 +- src/transport/mod.rs | 2 +- src/transport/stdio.rs | 19 ++-- src/utils/logger.rs | 10 +- src/utils/secret_guard.rs | 17 +++- 19 files changed, 471 insertions(+), 64 deletions(-) create mode 100644 .github/workflows/rust.yml diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml new file mode 100644 index 0000000..3bf7885 --- /dev/null +++ b/.github/workflows/rust.yml @@ -0,0 +1,37 @@ +name: Rust CI + +on: + push: + branches: [ "main", "dev", "issue/*" ] + pull_request: + branches: [ "main", "dev" ] + +env: + CARGO_TERM_COLOR: always + RUST_BACKTRACE: 1 + +jobs: + test-and-lint: + name: Test and Lint (Rust 2024) + runs-on: ubuntu-latest + steps: + - name: Checkout repository + uses: actions/checkout@v4 + + - name: Install Rust toolchain + uses: dtolnay/rust-toolchain@stable + with: + toolchain: stable + components: rustfmt, clippy + + - name: Cache Cargo registry and target directory + uses: Swatinem/rust-cache@v2 + + - name: Check formatting (`cargo fmt`) + run: cargo fmt --all -- --check + + - name: Run Clippy linter (`cargo clippy`) + run: cargo clippy --all-targets --all-features -- -D warnings + + - name: Run unit tests (`cargo test`) + run: cargo test --verbose --all diff --git a/Cargo.lock b/Cargo.lock index fb83f14..9b1556b 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -96,6 +96,7 @@ dependencies = [ "tokio-util", "tracing", "tracing-subscriber", + "url", "zeroize", ] diff --git a/Cargo.toml b/Cargo.toml index 5ef6205..a547a79 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -13,6 +13,7 @@ futures = "0.3" # HTTP & TLS for ClickHouse API reqwest = { version = "0.12", default-features = false, features = ["json", "stream", "rustls-tls"] } +url = "2" # Serialization serde = { version = "1.0", features = ["derive"] } diff --git a/src/driver/client.rs b/src/driver/client.rs index 6d52028..c293605 100644 --- a/src/driver/client.rs +++ b/src/driver/client.rs @@ -1,5 +1,165 @@ +use crate::error::DriverError; +use crate::utils::secret_guard::ConnectionSecretsPool; +use reqwest::{Client, ClientBuilder}; +use serde::Deserialize; +use std::time::Duration; +use url::Url; + +#[derive(Debug, Deserialize, Default)] +#[serde(rename_all = "camelCase")] +pub struct ConnectParams { + pub connection_id: u64, + pub connection_string: Option, + pub host: Option, + pub port: Option, + pub user: Option, + pub database: Option, + pub readonly: Option, +} + #[derive(Debug, Clone)] pub struct ClickHouseClient { - pub host: String, - pub port: u16, + pub connection_id: u64, + pub base_url: String, + pub user: String, + pub database: String, + pub readonly: bool, + pub http_client: Client, +} + +impl ClickHouseClient { + /// Construct a new `ClickHouseClient` and underlying HTTP connection pool from `ConnectParams`. + pub fn from_params(params: ConnectParams) -> Result { + let (base_url, user, database, readonly) = if let Some(cs) = params.connection_string { + if cs.starts_with("mock://") || cs.starts_with("test://") { + let u = params.user.unwrap_or_else(|| "default".to_string()); + let db = params.database.unwrap_or_else(|| "default".to_string()); + (cs, u, db, params.readonly.unwrap_or(true)) + } else { + let parsed = Url::parse(&cs)?; + let host = parsed.host_str().unwrap_or("localhost"); + let port = parsed.port().unwrap_or(8123); + let scheme = parsed.scheme(); + let user = if !parsed.username().is_empty() { + parsed.username().to_string() + } else { + params.user.unwrap_or_else(|| "default".to_string()) + }; + let db_path = parsed.path().trim_start_matches('/'); + let database = if !db_path.is_empty() { + db_path.to_string() + } else { + params.database.unwrap_or_else(|| "default".to_string()) + }; + // Safe Mode: default to readonly = true unless explicitly disabled + let readonly = params.readonly.unwrap_or(true); + let base = format!("{}://{}:{}", scheme, host, port); + (base, user, database, readonly) + } + } else { + let host = params.host.unwrap_or_else(|| "localhost".to_string()); + let port = params.port.unwrap_or(8123); + let user = params.user.unwrap_or_else(|| "default".to_string()); + let database = params.database.unwrap_or_else(|| "default".to_string()); + let readonly = params.readonly.unwrap_or(true); + ( + format!("http://{}:{}", host, port), + user, + database, + readonly, + ) + }; + + let http_client = ClientBuilder::new() + .timeout(Duration::from_secs(60)) + .connect_timeout(Duration::from_secs(5)) + .build()?; + + Ok(Self { + connection_id: params.connection_id, + base_url, + user, + database, + readonly, + http_client, + }) + } + + /// Check connection health by executing `SELECT version()` against ClickHouse. + /// Utilizes zero-trust `ConnectionSecretsPool` for authentication headers without persisting secrets in struct memory. + pub async fn ping_connection(&self) -> Result { + if self.base_url.starts_with("mock://") || self.base_url.starts_with("test://") { + return Ok("mock-clickhouse-23.8.1.1".to_string()); + } + + let mut url = Url::parse(&self.base_url)?; + url.query_pairs_mut() + .append_pair("query", "SELECT version()") + .append_pair("database", &self.database); + if self.readonly { + url.query_pairs_mut().append_pair("readonly", "1"); + } + + let mut req = self.http_client.get(url); + + // Retrieve secret securely just-in-time from ConnectionSecretsPool + if let Some(secrets) = ConnectionSecretsPool::global().get(self.connection_id) { + if let Some(jwt) = secrets.expose_jwt_token() { + req = req.header("Authorization", format!("Bearer {}", jwt)); + } else if let Some(pass) = secrets.expose_password() { + req = req + .header("X-ClickHouse-User", &self.user) + .header("X-ClickHouse-Key", pass); + } else { + req = req.header("X-ClickHouse-User", &self.user); + } + } else { + req = req.header("X-ClickHouse-User", &self.user); + } + + let resp = req.send().await?; + if !resp.status().is_success() { + let status = resp.status(); + let text = resp.text().await.unwrap_or_default(); + return Err(DriverError::Client(format!( + "ClickHouse HTTP error {}: {}", + status, text + ))); + } + + let version = resp.text().await?.trim().to_string(); + Ok(version) + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_from_params_connection_string() { + let params = ConnectParams { + connection_id: 1, + connection_string: Some("http://admin@localhost:8123/analytics?readonly=1".to_string()), + ..Default::default() + }; + let client = ClickHouseClient::from_params(params).unwrap(); + assert_eq!(client.connection_id, 1); + assert_eq!(client.base_url, "http://localhost:8123"); + assert_eq!(client.user, "admin"); + assert_eq!(client.database, "analytics"); + assert!(client.readonly); + } + + #[tokio::test] + async fn test_ping_mock_connection() { + let params = ConnectParams { + connection_id: 2, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }; + let client = ClickHouseClient::from_params(params).unwrap(); + let ver = client.ping_connection().await.unwrap(); + assert_eq!(ver, "mock-clickhouse-23.8.1.1"); + } } diff --git a/src/driver/pool.rs b/src/driver/pool.rs index ca97220..181d455 100644 --- a/src/driver/pool.rs +++ b/src/driver/pool.rs @@ -1,9 +1,75 @@ -use std::collections::HashMap; -use std::sync::Arc; -use tokio::sync::Mutex; use crate::driver::client::ClickHouseClient; +use std::collections::HashMap; +use std::sync::{Arc, OnceLock, RwLock}; +/// Global thread-safe registry of active `ClickHouseClient` instances (`db.*` sessions). #[derive(Default, Clone)] pub struct ConnectionPool { - inner: Arc>>, + inner: Arc>>>, +} + +impl ConnectionPool { + /// Returns the global singleton instance of the `ConnectionPool`. + pub fn global() -> &'static ConnectionPool { + static POOL: OnceLock = OnceLock::new(); + POOL.get_or_init(ConnectionPool::default) + } + + /// Register or replace a `ClickHouseClient` session in the pool. + pub fn insert(&self, client: ClickHouseClient) { + let id = client.connection_id; + let mut map = self.inner.write().unwrap(); + map.insert(id, Arc::new(client)); + } + + /// Retrieve an `Arc` handle to the active `ClickHouseClient` for `connection_id`. + pub fn get(&self, connection_id: u64) -> Option> { + let map = self.inner.read().unwrap(); + map.get(&connection_id).cloned() + } + + /// Remove a client session from the pool (`db.disconnect`). + pub fn remove(&self, connection_id: u64) -> bool { + let mut map = self.inner.write().unwrap(); + map.remove(&connection_id).is_some() + } + + /// Clear all active sessions (`system.shutdown`). + pub fn clear_all(&self) { + let mut map = self.inner.write().unwrap(); + map.clear(); + } + + /// Returns the number of currently active database connections. + pub fn count(&self) -> usize { + let map = self.inner.read().unwrap(); + map.len() + } +} + +#[cfg(test)] +mod tests { + use super::*; + use crate::driver::client::ConnectParams; + + #[test] + fn test_pool_lifecycle() { + let pool = ConnectionPool::default(); + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 50, + connection_string: Some("mock://localhost:8123".to_string()), + ..Default::default() + }) + .unwrap(); + + pool.insert(client); + assert_eq!(pool.count(), 1); + + let retrieved = pool.get(50).expect("Client 50 should exist"); + assert_eq!(retrieved.connection_id, 50); + + assert!(pool.remove(50)); + assert_eq!(pool.count(), 0); + assert!(pool.get(50).is_none()); + } } diff --git a/src/error.rs b/src/error.rs index 7f51e50..6e5d519 100644 --- a/src/error.rs +++ b/src/error.rs @@ -24,6 +24,12 @@ pub enum DriverError { #[error("Safe Mode security violation: {0}")] SafeModeViolation(String), + + #[error("HTTP request error: {0}")] + Reqwest(#[from] reqwest::Error), + + #[error("URL parsing error: {0}")] + Url(#[from] url::ParseError), } impl DriverError { @@ -35,6 +41,8 @@ impl DriverError { DriverError::Client(_) => -32603, DriverError::ConnectionNotFound(_) => -32002, DriverError::SafeModeViolation(_) => -32603, + DriverError::Reqwest(_) => -32603, + DriverError::Url(_) => -32602, } } } diff --git a/src/main.rs b/src/main.rs index bd5f536..e83538c 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,15 +1,16 @@ +#![allow(dead_code)] mod config; -mod error; -mod transport; -mod rpc; mod driver; +mod error; mod mapper; +mod rpc; mod sdui; +mod transport; mod utils; +use crate::rpc::models::{RpcRequest, RpcResponse}; use tokio::sync::mpsc; use tracing::{error, info}; -use crate::rpc::models::{RpcRequest, RpcResponse}; #[tokio::main] async fn main() { @@ -36,7 +37,11 @@ async fn main() { // Fast-track system lifecycle methods (handshake, ping, injectCredentials, shutdown) // directly on the dispatcher loop for instant < 5ms response latency. - if method == "system.ping" || is_shutdown || method == "system.handshake" || method == "system.injectCredentials" { + if method == "system.ping" + || is_shutdown + || method == "system.handshake" + || method == "system.injectCredentials" + { match rpc::router::dispatch(&method, req.params).await { Ok(result) => { let resp = RpcResponse::success(id, result); @@ -45,12 +50,8 @@ async fn main() { } } Err(err) => { - let resp = RpcResponse::error( - id, - err.to_rpc_code(), - err.to_string(), - None, - ); + let resp = + RpcResponse::error(id, err.to_rpc_code(), err.to_string(), None); if let Ok(json_str) = serde_json::to_string(&resp) { let _ = transport::framing::write_ndjson_stdout(&json_str); } diff --git a/src/rpc/handlers/connection.rs b/src/rpc/handlers/connection.rs index 59646d0..5dac5ec 100644 --- a/src/rpc/handlers/connection.rs +++ b/src/rpc/handlers/connection.rs @@ -1,10 +1,115 @@ -use serde_json::{json, Value}; +use crate::driver::client::{ClickHouseClient, ConnectParams}; +use crate::driver::pool::ConnectionPool; use crate::error::DriverError; +use crate::utils::secret_guard::ConnectionSecretsPool; +use serde::Deserialize; +use serde_json::{Value, json}; +use tracing::info; -pub async fn handle_connect(_params: Option) -> Result { - Ok(json!({ "connected": true })) +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +struct DisconnectParams { + pub connection_id: u64, } -pub async fn handle_disconnect(_params: Option) -> Result { +/// Handler for `db.connect`. +/// Builds HTTP client from `connectionString` or host/port, performs health check (`SELECT version()`), +/// and upon success stores the session handle in `ConnectionPool`. +pub async fn handle_connect(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: db.connect requires connection definition".to_string(), + data: None, + })?; + + let connect_params: ConnectParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Invalid connect params: {}", e), + data: None, + })?; + + let client = ClickHouseClient::from_params(connect_params)?; + let connection_id = client.connection_id; + + info!( + "Verifying connection to ClickHouse for connectionId={}...", + connection_id + ); + let server_version = client.ping_connection().await?; + + ConnectionPool::global().insert(client); + info!( + "Successfully connected to ClickHouse v{} (connectionId={})", + server_version, connection_id + ); + + Ok(json!({ + "connected": true, + "serverVersion": server_version + })) +} + +/// Handler for `db.disconnect`. +/// Removes the `ClickHouseClient` session from the active pool and wipes any credentials in `ConnectionSecretsPool`. +pub async fn handle_disconnect(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: db.disconnect requires connectionId".to_string(), + data: None, + })?; + + let connection_id = + if let Ok(p) = serde_json::from_value::(params_val.clone()) { + p.connection_id + } else if let Some(id) = params_val.as_u64() { + id + } else if let Some(obj) = params_val.as_object() { + obj.get("connectionId") + .and_then(|v| v.as_u64()) + .ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Missing or invalid connectionId in db.disconnect".to_string(), + data: None, + })? + } else { + return Err(DriverError::Rpc { + code: -32602, + message: "Unsupported db.disconnect params format".to_string(), + data: None, + }); + }; + + let removed_pool = ConnectionPool::global().remove(connection_id); + let removed_secrets = ConnectionSecretsPool::global().remove(connection_id); + + info!( + "Disconnected connectionId={} (pool_removed={}, secrets_wiped={})", + connection_id, removed_pool, removed_secrets + ); + Ok(json!({ "ok": true })) } + +#[cfg(test)] +mod tests { + use super::*; + + #[tokio::test] + async fn test_handle_connect_and_disconnect() { + let connect_json = json!({ + "connectionId": 777, + "connectionString": "mock://localhost:8123/default?readonly=1" + }); + + let res = handle_connect(Some(connect_json)).await.unwrap(); + assert_eq!(res["connected"], true); + assert_eq!(res["serverVersion"], "mock-clickhouse-23.8.1.1"); + assert!(ConnectionPool::global().get(777).is_some()); + + let disconnect_json = json!({ "connectionId": 777 }); + let res_dis = handle_disconnect(Some(disconnect_json)).await.unwrap(); + assert_eq!(res_dis["ok"], true); + assert!(ConnectionPool::global().get(777).is_none()); + } +} diff --git a/src/rpc/handlers/mod.rs b/src/rpc/handlers/mod.rs index 17716b4..8f286d6 100644 --- a/src/rpc/handlers/mod.rs +++ b/src/rpc/handlers/mod.rs @@ -1,3 +1,3 @@ -pub mod system; pub mod connection; pub mod query; +pub mod system; diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index 4c010c1..0995adc 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -1,5 +1,5 @@ -use serde_json::{json, Value}; use crate::error::DriverError; +use serde_json::{Value, json}; pub async fn handle_query(_params: Option) -> Result { Ok(json!({ diff --git a/src/rpc/handlers/system.rs b/src/rpc/handlers/system.rs index 31bd1de..9ac7ca6 100644 --- a/src/rpc/handlers/system.rs +++ b/src/rpc/handlers/system.rs @@ -1,8 +1,8 @@ -use serde::Deserialize; -use serde_json::{json, Value}; -use tracing::info; use crate::error::DriverError; use crate::utils::secret_guard::ConnectionSecretsPool; +use serde::Deserialize; +use serde_json::{Value, json}; +use tracing::info; #[derive(Debug, Deserialize, Default)] #[serde(rename_all = "camelCase")] @@ -64,31 +64,35 @@ pub async fn handle_ping(_params: Option) -> Result { pub async fn handle_inject_credentials(params: Option) -> Result { let params_val = params.ok_or_else(|| DriverError::Rpc { code: -32602, - message: "Invalid params: system.injectCredentials requires connectionId and credentials".to_string(), + message: "Invalid params: system.injectCredentials requires connectionId and credentials" + .to_string(), data: None, })?; - let p: InjectCredentialsParams = serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { - code: -32602, - message: format!("Invalid injectCredentials params structure: {}", e), - data: None, - })?; + let p: InjectCredentialsParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Invalid injectCredentials params structure: {}", e), + data: None, + })?; - ConnectionSecretsPool::global().inject( - p.connection_id, - p.password, - p.jwt_token, - ); + ConnectionSecretsPool::global().inject(p.connection_id, p.password, p.jwt_token); - info!("Credentials securely injected into zero-trust pool for connectionId={}", p.connection_id); + info!( + "Credentials securely injected into zero-trust pool for connectionId={}", + p.connection_id + ); Ok(json!({ "ok": true })) } /// Handler for `system.shutdown`. /// Graceful teardown signal from Querya Host: clears all memory secrets and zeroizes RAM. pub async fn handle_shutdown(_params: Option) -> Result { - info!("system.shutdown requested by host. Wiping all in-memory connection secrets..."); + info!( + "system.shutdown requested by host. Wiping all in-memory connection secrets and active pools..." + ); ConnectionSecretsPool::global().clear_all(); + crate::driver::pool::ConnectionPool::global().clear_all(); Ok(json!({ "ok": true })) } @@ -129,8 +133,13 @@ mod tests { let res = handle_inject_credentials(Some(params)).await.unwrap(); assert_eq!(res, json!({ "ok": true })); - let secrets = ConnectionSecretsPool::global().get(999).expect("Should find secrets for id 999"); - assert_eq!(secrets.expose_password(), Some("ClickHouseSecurePassword999")); + let secrets = ConnectionSecretsPool::global() + .get(999) + .expect("Should find secrets for id 999"); + assert_eq!( + secrets.expose_password(), + Some("ClickHouseSecurePassword999") + ); assert_eq!(secrets.expose_jwt_token(), None); // Clean up after test diff --git a/src/rpc/mod.rs b/src/rpc/mod.rs index 7edf775..538dd4b 100644 --- a/src/rpc/mod.rs +++ b/src/rpc/mod.rs @@ -1,4 +1,4 @@ //! JSON-RPC 2.0 protocol models, router and method handlers. +pub mod handlers; pub mod models; pub mod router; -pub mod handlers; diff --git a/src/rpc/models.rs b/src/rpc/models.rs index 4f4db15..300bd32 100644 --- a/src/rpc/models.rs +++ b/src/rpc/models.rs @@ -43,7 +43,11 @@ impl RpcResponse { jsonrpc: "2.0", id, result: None, - error: Some(RpcErrorObject { code, message, data }), + error: Some(RpcErrorObject { + code, + message, + data, + }), } } } diff --git a/src/rpc/router.rs b/src/rpc/router.rs index b56243f..81a4b72 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -1,6 +1,6 @@ -use serde_json::Value; use crate::error::DriverError; -use crate::rpc::handlers::{system, connection, query}; +use crate::rpc::handlers::{connection, query, system}; +use serde_json::Value; pub async fn dispatch(method: &str, params: Option) -> Result { match method { diff --git a/src/transport/framing.rs b/src/transport/framing.rs index 999fc16..71d76b5 100644 --- a/src/transport/framing.rs +++ b/src/transport/framing.rs @@ -50,6 +50,9 @@ mod tests { let output = String::from_utf8(buffer).unwrap(); assert_eq!(output.matches('\n').count(), 1); assert!(output.ends_with('\n')); - assert_eq!(output, "{\"jsonrpc\":\"2.0\", \"id\":1, \"result\":\"ok\"}\n"); + assert_eq!( + output, + "{\"jsonrpc\":\"2.0\", \"id\":1, \"result\":\"ok\"}\n" + ); } } diff --git a/src/transport/mod.rs b/src/transport/mod.rs index f9c8476..75b779e 100644 --- a/src/transport/mod.rs +++ b/src/transport/mod.rs @@ -1,3 +1,3 @@ //! Transport layer for JSON-RPC 2.0 over standard I/O (`stdin` / `stdout`). -pub mod stdio; pub mod framing; +pub mod stdio; diff --git a/src/transport/stdio.rs b/src/transport/stdio.rs index 502cfe4..43fd803 100644 --- a/src/transport/stdio.rs +++ b/src/transport/stdio.rs @@ -1,4 +1,4 @@ -use tokio::io::{self, AsyncBufReadExt, BufReader, AsyncRead}; +use tokio::io::{self, AsyncBufReadExt, AsyncRead, BufReader}; use tokio::sync::mpsc; /// Asynchronous stdin line reader for NDJSON requests. @@ -7,16 +7,17 @@ pub async fn start_stdin_reader(tx: mpsc::Sender) -> io::Result<()> { } /// Generic asynchronous line reader for any `AsyncRead` source (useful for testing). -pub async fn start_reader(source: R, tx: mpsc::Sender) -> io::Result<()> { +pub async fn start_reader( + source: R, + tx: mpsc::Sender, +) -> io::Result<()> { let mut reader = BufReader::new(source).lines(); while let Some(line) = reader.next_line().await? { let trimmed = line.trim(); - if !trimmed.is_empty() { - if tx.send(trimmed.to_string()).await.is_err() { - // Receiver channel dropped, exit loop gracefully - break; - } + if !trimmed.is_empty() && tx.send(trimmed.to_string()).await.is_err() { + // Receiver channel dropped, exit loop gracefully + break; } } Ok(()) @@ -50,9 +51,7 @@ mod tests { let input = b"{\"method\":\"1\"}\n{\"method\":\"2\"}\n{\"method\":\"3\"}\n"; let (tx, mut rx) = mpsc::channel(1); - let handle = tokio::spawn(async move { - start_reader(&input[..], tx).await - }); + let handle = tokio::spawn(async move { start_reader(&input[..], tx).await }); // Read only first message then drop rx let line1 = rx.recv().await.unwrap(); diff --git a/src/utils/logger.rs b/src/utils/logger.rs index 7bb2afe..d8d4f03 100644 --- a/src/utils/logger.rs +++ b/src/utils/logger.rs @@ -1,7 +1,11 @@ +use regex::Regex; use std::io::{self, Write}; use std::sync::OnceLock; -use regex::Regex; -use tracing_subscriber::{fmt::{self, MakeWriter}, prelude::*, EnvFilter}; +use tracing_subscriber::{ + EnvFilter, + fmt::{self, MakeWriter}, + prelude::*, +}; /// Returns the compiled list of sanitization regex patterns. fn sanitization_patterns() -> &'static [(Regex, &'static str)] { @@ -79,7 +83,7 @@ pub fn init_stderr_logger() { fmt::layer() .with_writer(SanitizedStderr) .with_target(false) - .without_time() + .without_time(), ) .with(filter) .init(); diff --git a/src/utils/secret_guard.rs b/src/utils/secret_guard.rs index 9a3b24a..b33c3a7 100644 --- a/src/utils/secret_guard.rs +++ b/src/utils/secret_guard.rs @@ -1,6 +1,6 @@ +use secrecy::{ExposeSecret, SecretString}; use std::collections::HashMap; use std::sync::{Arc, OnceLock, RwLock}; -use secrecy::{ExposeSecret, SecretString}; /// Secure container for connection credentials (`password` and/or `jwt_token`). /// Uses `secrecy::SecretString` which guarantees automatic zeroization (`zeroize`) of heap memory upon drop @@ -14,8 +14,14 @@ pub struct ConnectionSecrets { impl std::fmt::Debug for ConnectionSecrets { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { f.debug_struct("ConnectionSecrets") - .field("password", &self.password.as_ref().map(|_| "[REDACTED BY SECRECY]")) - .field("jwt_token", &self.jwt_token.as_ref().map(|_| "[REDACTED BY SECRECY]")) + .field( + "password", + &self.password.as_ref().map(|_| "[REDACTED BY SECRECY]"), + ) + .field( + "jwt_token", + &self.jwt_token.as_ref().map(|_| "[REDACTED BY SECRECY]"), + ) .finish() } } @@ -98,7 +104,10 @@ mod tests { assert_eq!(pool.count(), 1); let secrets = pool.get(101).expect("Secrets should exist for id 101"); - assert_eq!(secrets.expose_password(), Some("SuperSecretClickHousePass!")); + assert_eq!( + secrets.expose_password(), + Some("SuperSecretClickHousePass!") + ); assert_eq!(secrets.expose_jwt_token(), Some("jwt.token.payload")); } From f6020804ae4fedcb3097e8651496129bd28098c7 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:39:31 +0300 Subject: [PATCH 06/19] feat(mapper): implement ClickHouse type mapping to Querya Standard Schema and ColumnSchema --- src/mapper/types.rs | 175 +++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 165 insertions(+), 10 deletions(-) diff --git a/src/mapper/types.rs b/src/mapper/types.rs index c302af9..48d96bd 100644 --- a/src/mapper/types.rs +++ b/src/mapper/types.rs @@ -1,13 +1,168 @@ +use serde::Serialize; + +/// Unwraps `Nullable(...)` and `LowCardinality(...)` wrappers recursively and returns `(inner_type_str, is_nullable)`. +pub fn unwrap_type_wrappers(mut ch_type: &str) -> (&str, bool) { + let mut is_nullable = false; + loop { + let trimmed = ch_type.trim(); + if trimmed.starts_with("Nullable(") && trimmed.ends_with(')') { + is_nullable = true; + ch_type = &trimmed[9..trimmed.len() - 1]; + } else if trimmed.starts_with("LowCardinality(") && trimmed.ends_with(')') { + ch_type = &trimmed[15..trimmed.len() - 1]; + } else { + break; + } + } + (ch_type.trim(), is_nullable) +} + +/// Maps an unwrapped (clean) ClickHouse type string to the Querya Standard Schema primitive: +/// `string`, `integer`, `number`, `boolean`, `timestamp`, `json`, or `array`. +fn map_clean_clickhouse_type(inner: &str) -> &'static str { + if inner.starts_with("Array(") && inner.ends_with(')') { + return "array"; + } + if inner.starts_with("Tuple(") + || inner.starts_with("Map(") + || inner.starts_with("Nested(") + || inner == "JSON" + || inner == "Object" + { + return "json"; + } + if inner == "Bool" || inner == "Boolean" { + return "boolean"; + } + if inner == "Date" || inner == "Date32" || inner.starts_with("DateTime") { + return "timestamp"; + } + // 64-bit and larger integers MUST map to string to prevent JS / UI 53-bit float precision loss. + if inner == "Int64" + || inner == "UInt64" + || inner == "Int128" + || inner == "UInt128" + || inner == "Int256" + || inner == "UInt256" + { + return "string"; + } + if inner.starts_with("Int") || inner.starts_with("UInt") || inner.starts_with("Interval") { + return "integer"; + } + if inner == "Float32" || inner == "Float64" || inner == "BFloat16" { + return "number"; + } + // Decimals require exact string representation to avoid floating point inaccuracies. + if inner.starts_with("Decimal") { + return "string"; + } + // Default fallback: String, FixedString, UUID, IPv4, IPv6, Enum8, Enum16, etc. + "string" +} + +/// Maps any raw ClickHouse type (including wrappers) to the Querya Standard Schema primitive string. pub fn map_clickhouse_type(ch_type: &str) -> &'static str { - if ch_type.contains("Int64") || ch_type.contains("UInt64") || ch_type.contains("Decimal") { - "string" - } else if ch_type.contains("Int") || ch_type.contains("UInt") { - "integer" - } else if ch_type.contains("Float") { - "number" - } else if ch_type.contains("Date") || ch_type.contains("Time") { - "timestamp" - } else { - "string" + let (inner, _) = unwrap_type_wrappers(ch_type); + map_clean_clickhouse_type(inner) +} + +/// Structured metadata for a query result column conforming to Querya Standard Schema. +#[derive(Debug, Clone, Serialize, PartialEq, Eq)] +#[serde(rename_all = "camelCase")] +pub struct ColumnSchema { + pub name: String, + pub original_type: String, + pub mapped_type: &'static str, + pub is_nullable: bool, +} + +impl ColumnSchema { + pub fn new(name: impl Into, original_type: impl Into) -> Self { + let orig = original_type.into(); + let (inner, is_nullable) = unwrap_type_wrappers(&orig); + let mapped_type = map_clean_clickhouse_type(inner); + Self { + name: name.into(), + original_type: orig, + mapped_type, + is_nullable, + } + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_unwrap_type_wrappers() { + assert_eq!(unwrap_type_wrappers("Nullable(String)"), ("String", true)); + assert_eq!( + unwrap_type_wrappers("LowCardinality(String)"), + ("String", false) + ); + assert_eq!( + unwrap_type_wrappers("Nullable(LowCardinality(Int32))"), + ("Int32", true) + ); + assert_eq!( + unwrap_type_wrappers("LowCardinality(Nullable(FixedString(16)))"), + ("FixedString(16)", true) + ); + assert_eq!(unwrap_type_wrappers("UInt32"), ("UInt32", false)); + } + + #[test] + fn test_map_integers() { + assert_eq!(map_clickhouse_type("Int8"), "integer"); + assert_eq!(map_clickhouse_type("UInt32"), "integer"); + assert_eq!(map_clickhouse_type("Nullable(Int16)"), "integer"); + assert_eq!(map_clickhouse_type("IntervalDay"), "integer"); + + // 64-bit and larger must be strings + assert_eq!(map_clickhouse_type("Int64"), "string"); + assert_eq!(map_clickhouse_type("UInt64"), "string"); + assert_eq!(map_clickhouse_type("Nullable(Int128)"), "string"); + assert_eq!(map_clickhouse_type("UInt256"), "string"); + } + + #[test] + fn test_map_numbers_and_decimals() { + assert_eq!(map_clickhouse_type("Float32"), "number"); + assert_eq!(map_clickhouse_type("Nullable(Float64)"), "number"); + assert_eq!(map_clickhouse_type("Decimal(18, 4)"), "string"); + assert_eq!(map_clickhouse_type("Decimal64(8)"), "string"); + } + + #[test] + fn test_map_timestamps_and_booleans() { + assert_eq!(map_clickhouse_type("Date"), "timestamp"); + assert_eq!(map_clickhouse_type("Date32"), "timestamp"); + assert_eq!(map_clickhouse_type("DateTime('UTC')"), "timestamp"); + assert_eq!( + map_clickhouse_type("DateTime64(3, 'Europe/Moscow')"), + "timestamp" + ); + assert_eq!(map_clickhouse_type("Bool"), "boolean"); + assert_eq!(map_clickhouse_type("Nullable(Boolean)"), "boolean"); + } + + #[test] + fn test_map_complex_and_arrays() { + assert_eq!(map_clickhouse_type("Array(Int32)"), "array"); + assert_eq!(map_clickhouse_type("Array(Nullable(String))"), "array"); + assert_eq!(map_clickhouse_type("Tuple(String, Int32)"), "json"); + assert_eq!(map_clickhouse_type("Map(String, String)"), "json"); + assert_eq!(map_clickhouse_type("JSON"), "json"); + } + + #[test] + fn test_column_schema_generation() { + let col = ColumnSchema::new("user_id", "Nullable(LowCardinality(UInt64))"); + assert_eq!(col.name, "user_id"); + assert_eq!(col.original_type, "Nullable(LowCardinality(UInt64))"); + assert_eq!(col.mapped_type, "string"); + assert!(col.is_nullable); } } From 0559c57f9cbbf6b00b092f61fee0409949e40ac0 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:46:17 +0300 Subject: [PATCH 07/19] feat(rpc): implement db.query, db.execute and db.cancelQuery with Safe Mode prechecks --- src/mapper/mod.rs | 1 + src/mapper/row_compact.rs | 169 ++++++++++++++++++++ src/rpc/handlers/query.rs | 313 +++++++++++++++++++++++++++++++++++++- 3 files changed, 475 insertions(+), 8 deletions(-) create mode 100644 src/mapper/row_compact.rs diff --git a/src/mapper/mod.rs b/src/mapper/mod.rs index 815ddfb..7ccb71e 100644 --- a/src/mapper/mod.rs +++ b/src/mapper/mod.rs @@ -1,2 +1,3 @@ //! Data type mapping between ClickHouse and Querya Standard Schema. +pub mod row_compact; pub mod types; diff --git a/src/mapper/row_compact.rs b/src/mapper/row_compact.rs new file mode 100644 index 0000000..15cc204 --- /dev/null +++ b/src/mapper/row_compact.rs @@ -0,0 +1,169 @@ +use crate::error::DriverError; +use crate::mapper::types::ColumnSchema; +use serde::Serialize; +use serde_json::Value; + +#[derive(Debug, Clone, Serialize, PartialEq, Default)] +#[serde(rename_all = "camelCase")] +pub struct QueryStatistics { + pub rows_read: usize, + pub bytes_read: usize, + pub elapsed_ms: u64, +} + +#[derive(Debug, Clone, Serialize, PartialEq, Default)] +#[serde(rename_all = "camelCase")] +pub struct QueryResult { + pub columns: Vec, + pub rows: Vec>, + pub statistics: QueryStatistics, +} + +/// Parses the output of ClickHouse `FORMAT JSONCompactEachRowWithNamesAndTypes`. +/// Line 1: JSON array of column names `["id", "amount"]` +/// Line 2: JSON array of ClickHouse data types `["UInt64", "Decimal(18, 4)"]` +/// Lines 3+: JSON arrays of row values `[18446744073709551615, 123.4500]` +/// Automatically normalizes row values according to `ColumnSchema::mapped_type` (e.g. converting 64-bit numbers and Decimals into JSON strings to prevent 53-bit float overflow in JS/Flutter). +pub fn parse_compact_output( + output_text: &str, + elapsed_ms: u64, +) -> Result { + let lines: Vec<&str> = output_text + .lines() + .map(|l| l.trim()) + .filter(|l| !l.is_empty()) + .collect(); + + if lines.is_empty() { + return Ok(QueryResult { + columns: vec![], + rows: vec![], + statistics: QueryStatistics { + rows_read: 0, + bytes_read: output_text.len(), + elapsed_ms, + }, + }); + } + + if lines.len() < 2 { + return Err(DriverError::Client( + "Malformed JSONCompactEachRowWithNamesAndTypes output: missing names or types row" + .to_string(), + )); + } + + let names: Vec = serde_json::from_str(lines[0]).map_err(|e| { + DriverError::Client(format!( + "Failed to parse column names from ClickHouse output: {}", + e + )) + })?; + let types: Vec = serde_json::from_str(lines[1]).map_err(|e| { + DriverError::Client(format!( + "Failed to parse column types from ClickHouse output: {}", + e + )) + })?; + + if names.len() != types.len() { + return Err(DriverError::Client(format!( + "Column names count ({}) does not match types count ({})", + names.len(), + types.len() + ))); + } + + let mut columns = Vec::with_capacity(names.len()); + for (name, ch_type) in names.into_iter().zip(types.into_iter()) { + columns.push(ColumnSchema::new(name, ch_type)); + } + + let mut rows = Vec::with_capacity(lines.len().saturating_sub(2)); + for line in &lines[2..] { + let mut raw_row: Vec = serde_json::from_str(line).map_err(|e| { + DriverError::Client(format!( + "Failed to parse data row JSON array from ClickHouse: {}", + e + )) + })?; + + // Normalize values according to Querya schema mapped_type + for (i, col) in columns.iter().enumerate() { + if let Some(val) = raw_row.get_mut(i) { + if val.is_null() { + continue; + } + match col.mapped_type { + "string" => { + // 64-bit/large integers and Decimals may arrive as JSON numbers from ClickHouse + if val.is_number() { + *val = Value::String(val.to_string()); + } + } + "integer" => { + if let Some(s) = val.as_str() + && let Ok(n) = s.parse::() + { + *val = Value::Number(serde_json::Number::from(n)); + } + } + _ => {} + } + } + } + rows.push(raw_row); + } + + let rows_read = rows.len(); + Ok(QueryResult { + columns, + rows, + statistics: QueryStatistics { + rows_read, + bytes_read: output_text.len(), + elapsed_ms, + }, + }) +} + +#[cfg(test)] +mod tests { + use super::*; + use serde_json::json; + + #[test] + fn test_parse_compact_output_with_bigint_and_decimal() { + let raw_output = r#"["id", "name", "amount", "is_active"] +["UInt64", "Nullable(String)", "Decimal(18, 4)", "Bool"] +[18446744073709551615, "Alice", 1234567.8901, true] +[102, null, 0.0000, false]"#; + + let res = parse_compact_output(raw_output, 15).unwrap(); + assert_eq!(res.columns.len(), 4); + assert_eq!(res.columns[0].mapped_type, "string"); + assert_eq!(res.columns[1].mapped_type, "string"); + assert!(res.columns[1].is_nullable); + assert_eq!(res.columns[2].mapped_type, "string"); + assert_eq!(res.columns[3].mapped_type, "boolean"); + + assert_eq!(res.rows.len(), 2); + // UInt64 must be string to protect 53-bit JS precision + assert_eq!(res.rows[0][0], json!("18446744073709551615")); + assert_eq!(res.rows[0][1], json!("Alice")); + assert_eq!(res.rows[0][2], json!("1234567.8901")); + assert_eq!(res.rows[0][3], json!(true)); + + assert_eq!(res.rows[1][1], Value::Null); + assert_eq!(res.statistics.rows_read, 2); + assert_eq!(res.statistics.elapsed_ms, 15); + } + + #[test] + fn test_parse_compact_output_empty() { + let res = parse_compact_output("", 5).unwrap(); + assert!(res.columns.is_empty()); + assert!(res.rows.is_empty()); + assert_eq!(res.statistics.rows_read, 0); + } +} diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index 0995adc..5662d72 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -1,15 +1,312 @@ +use crate::driver::pool::ConnectionPool; use crate::error::DriverError; +use crate::mapper::row_compact::parse_compact_output; +use crate::utils::secret_guard::ConnectionSecretsPool; +use serde::Deserialize; use serde_json::{Value, json}; +use std::time::Instant; +use tracing::info; +use url::Url; -pub async fn handle_query(_params: Option) -> Result { - Ok(json!({ - "columns": [], - "rows": [], - "rowsAffected": 0, - "executionTimeMs": 0.0 - })) +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +pub struct QueryParams { + pub connection_id: u64, + pub sql: String, + pub query_id: Option, + pub limit: Option, } -pub async fn handle_cancel(_params: Option) -> Result { +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +pub struct CancelParams { + pub connection_id: u64, + pub query_id: String, +} + +/// Pre-checks AST/SQL syntax in Safe Mode (`readonly = true`) before network roundtrip. +fn enforce_safe_mode_precheck(sql: &str) -> Result<(), DriverError> { + let upper = sql.trim().to_uppercase(); + if upper.contains("DROP DATABASE") + || upper.contains("TRUNCATE TABLE") + || upper.contains("DROP TABLE") + || (upper.contains("ALTER TABLE") && upper.contains("DROP")) + || upper.starts_with("INSERT INTO") + || upper.starts_with("DELETE FROM") + || upper.starts_with("UPDATE ") + || upper.starts_with("CREATE DATABASE") + || upper.starts_with("CREATE TABLE") + { + return Err(DriverError::SafeModeViolation( + "Operation blocked by Safe Mode: write or destructive queries are forbidden in analytical read-only mode".to_string(), + )); + } + Ok(()) +} + +/// Handler for `db.query` and `db.execute`. +/// Enforces Safe Mode AST pre-checks, injects `FORMAT JSONCompactEachRowWithNamesAndTypes` when needed, +/// streams results from ClickHouse via HTTP POST, and normalizes output types using `row_compact`. +pub async fn handle_query(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: db.query requires connectionId and sql".to_string(), + data: None, + })?; + + let query_params: QueryParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Malformed query parameters: {}", e), + data: None, + })?; + + let client = ConnectionPool::global() + .get(query_params.connection_id) + .ok_or_else(|| DriverError::ConnectionNotFound(query_params.connection_id))?; + + // 1. Safe Mode check + if client.readonly { + enforce_safe_mode_precheck(&query_params.sql)?; + } + + let trimmed_sql = query_params.sql.trim(); + let upper_sql = trimmed_sql.to_uppercase(); + let is_tabular_query = upper_sql.starts_with("SELECT") + || upper_sql.starts_with("SHOW") + || upper_sql.starts_with("DESCRIBE") + || upper_sql.starts_with("EXPLAIN"); + + let sql_to_run = if is_tabular_query && !upper_sql.contains("FORMAT ") { + format!( + "{}\nFORMAT JSONCompactEachRowWithNamesAndTypes", + trimmed_sql + ) + } else { + trimmed_sql.to_string() + }; + + info!( + "Executing SQL on connectionId={} (query_id={:?}, readonly={}): {}...", + query_params.connection_id, + query_params.query_id, + client.readonly, + trimmed_sql.lines().next().unwrap_or("") + ); + + let start_time = Instant::now(); + + // 2. Mock handler for unit tests + if client.base_url.starts_with("mock://") || client.base_url.starts_with("test://") { + let mock_output = if is_tabular_query { + r#"["id", "event_name", "user_id"] +["UInt64", "String", "Nullable(UInt64)"] +[18446744073709551615, "page_view", 42] +[100, "click", null]"# + } else { + "" + }; + let parsed = parse_compact_output(mock_output, start_time.elapsed().as_millis() as u64)?; + return Ok(serde_json::to_value(parsed)?); + } + + // 3. Real ClickHouse HTTP request + let mut url = Url::parse(&client.base_url)?; + url.query_pairs_mut() + .append_pair("database", &client.database); + if client.readonly { + url.query_pairs_mut().append_pair("readonly", "1"); + } + if let Some(qid) = &query_params.query_id { + url.query_pairs_mut().append_pair("query_id", qid); + } + + let mut req = client.http_client.post(url).body(sql_to_run); + + if let Some(secrets) = ConnectionSecretsPool::global().get(client.connection_id) { + if let Some(jwt) = secrets.expose_jwt_token() { + req = req.header("Authorization", format!("Bearer {}", jwt)); + } else if let Some(pass) = secrets.expose_password() { + req = req + .header("X-ClickHouse-User", &client.user) + .header("X-ClickHouse-Key", pass); + } else { + req = req.header("X-ClickHouse-User", &client.user); + } + } else { + req = req.header("X-ClickHouse-User", &client.user); + } + + let resp = req.send().await?; + if !resp.status().is_success() { + let status = resp.status(); + let text = resp.text().await.unwrap_or_default(); + return Err(DriverError::Client(format!( + "ClickHouse SQL error {}: {}", + status, text + ))); + } + + let text = resp.text().await?; + let elapsed = start_time.elapsed().as_millis() as u64; + + if is_tabular_query { + let parsed = parse_compact_output(&text, elapsed)?; + Ok(serde_json::to_value(parsed)?) + } else { + Ok(json!({ + "columns": [], + "rows": [], + "statistics": { + "rowsRead": 0, + "bytesRead": text.len(), + "elapsedMs": elapsed + } + })) + } +} + +/// Handler for `db.cancelQuery`. +/// Sends `KILL QUERY WHERE query_id = '...' ASYNC` to abort running queries without dropping the connection. +pub async fn handle_cancel(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: db.cancelQuery requires connectionId and queryId".to_string(), + data: None, + })?; + + let cancel_params: CancelParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Malformed cancelQuery parameters: {}", e), + data: None, + })?; + + let client = ConnectionPool::global() + .get(cancel_params.connection_id) + .ok_or_else(|| DriverError::ConnectionNotFound(cancel_params.connection_id))?; + + info!( + "Cancelling queryId={} on connectionId={}", + cancel_params.query_id, cancel_params.connection_id + ); + + if client.base_url.starts_with("mock://") || client.base_url.starts_with("test://") { + return Ok(json!({ "ok": true })); + } + + let mut url = Url::parse(&client.base_url)?; + url.query_pairs_mut() + .append_pair("database", &client.database) + .append_pair( + "query", + &format!( + "KILL QUERY WHERE query_id = '{}' ASYNC", + cancel_params.query_id + ), + ); + + let mut req = client.http_client.post(url); + if let Some(secrets) = ConnectionSecretsPool::global().get(client.connection_id) { + if let Some(jwt) = secrets.expose_jwt_token() { + req = req.header("Authorization", format!("Bearer {}", jwt)); + } else if let Some(pass) = secrets.expose_password() { + req = req + .header("X-ClickHouse-User", &client.user) + .header("X-ClickHouse-Key", pass); + } + } + + let resp = req.send().await?; + if !resp.status().is_success() { + let text = resp.text().await.unwrap_or_default(); + return Err(DriverError::Client(format!( + "Failed to cancel query: {}", + text + ))); + } + Ok(json!({ "ok": true })) } + +#[cfg(test)] +mod tests { + use super::*; + use crate::driver::client::{ClickHouseClient, ConnectParams}; + + #[test] + fn test_safe_mode_precheck_rejections() { + assert!(enforce_safe_mode_precheck("SELECT * FROM events").is_ok()); + assert!(enforce_safe_mode_precheck("SHOW TABLES").is_ok()); + assert!(enforce_safe_mode_precheck("DROP TABLE events").is_err()); + assert!(enforce_safe_mode_precheck("TRUNCATE TABLE logs").is_err()); + assert!(enforce_safe_mode_precheck("ALTER TABLE events DROP COLUMN age").is_err()); + } + + #[tokio::test] + async fn test_handle_query_in_mock_mode() { + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 111, + connection_string: Some("mock://localhost:8123/default?readonly=1".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let query_params = json!({ + "connectionId": 111, + "sql": "SELECT id, event_name, user_id FROM events", + "queryId": "query-mock-1" + }); + + let res = handle_query(Some(query_params)).await.unwrap(); + assert_eq!(res["columns"].as_array().unwrap().len(), 3); + assert_eq!(res["rows"].as_array().unwrap().len(), 2); + assert_eq!(res["rows"][0][0], json!("18446744073709551615")); + assert_eq!(res["rows"][0][1], json!("page_view")); + + ConnectionPool::global().remove(111); + } + + #[tokio::test] + async fn test_handle_query_blocked_by_safe_mode() { + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 222, + connection_string: Some("mock://localhost:8123/default?readonly=1".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let query_params = json!({ + "connectionId": 222, + "sql": "DROP TABLE events" + }); + + let err = handle_query(Some(query_params)).await.unwrap_err(); + assert!(matches!(err, DriverError::SafeModeViolation(_))); + + ConnectionPool::global().remove(222); + } + + #[tokio::test] + async fn test_handle_cancel() { + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 333, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let cancel_params = json!({ + "connectionId": 333, + "queryId": "query-to-cancel-123" + }); + + let res = handle_cancel(Some(cancel_params)).await.unwrap(); + assert_eq!(res, json!({ "ok": true })); + + ConnectionPool::global().remove(333); + } +} From 6db34d7d572566421ec37df0ec30f1dd3ead8176 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:51:31 +0300 Subject: [PATCH 08/19] fix(clippy): remove redundant into_iter call in row_compact zip loop for Rust 1.97 --- src/mapper/row_compact.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mapper/row_compact.rs b/src/mapper/row_compact.rs index 15cc204..78b9948 100644 --- a/src/mapper/row_compact.rs +++ b/src/mapper/row_compact.rs @@ -75,7 +75,7 @@ pub fn parse_compact_output( } let mut columns = Vec::with_capacity(names.len()); - for (name, ch_type) in names.into_iter().zip(types.into_iter()) { + for (name, ch_type) in names.into_iter().zip(types) { columns.push(ColumnSchema::new(name, ch_type)); } From 4fd3faa69aaea5755eb37f3d5ae2f862f4bdc4e9 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 11:59:34 +0300 Subject: [PATCH 09/19] feat(sdui): implement schema tree introspection and lazy node expansion (db.getSchemaTree and db.expandTreeNode) --- src/rpc/handlers/connection.rs | 5 +- src/rpc/handlers/mod.rs | 1 + src/rpc/handlers/query.rs | 3 + src/rpc/handlers/schema.rs | 326 +++++++++++++++++++++++++++++++ src/rpc/handlers/system.rs | 4 +- src/rpc/router.rs | 4 +- src/sdui/mod.rs | 1 + src/sdui/tree.rs | 339 +++++++++++++++++++++++++++++++++ src/utils/mod.rs | 1 + src/utils/test_lock.rs | 4 + 10 files changed, 684 insertions(+), 4 deletions(-) create mode 100644 src/rpc/handlers/schema.rs create mode 100644 src/sdui/tree.rs create mode 100644 src/utils/test_lock.rs diff --git a/src/rpc/handlers/connection.rs b/src/rpc/handlers/connection.rs index 5dac5ec..bd434aa 100644 --- a/src/rpc/handlers/connection.rs +++ b/src/rpc/handlers/connection.rs @@ -97,19 +97,20 @@ mod tests { #[tokio::test] async fn test_handle_connect_and_disconnect() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; let connect_json = json!({ "connectionId": 777, "connectionString": "mock://localhost:8123/default?readonly=1" }); let res = handle_connect(Some(connect_json)).await.unwrap(); - assert_eq!(res["connected"], true); + assert!(res["connected"].as_bool().unwrap_or(false)); assert_eq!(res["serverVersion"], "mock-clickhouse-23.8.1.1"); assert!(ConnectionPool::global().get(777).is_some()); let disconnect_json = json!({ "connectionId": 777 }); let res_dis = handle_disconnect(Some(disconnect_json)).await.unwrap(); - assert_eq!(res_dis["ok"], true); + assert!(res_dis["ok"].as_bool().unwrap_or(false)); assert!(ConnectionPool::global().get(777).is_none()); } } diff --git a/src/rpc/handlers/mod.rs b/src/rpc/handlers/mod.rs index 8f286d6..c5e083f 100644 --- a/src/rpc/handlers/mod.rs +++ b/src/rpc/handlers/mod.rs @@ -1,3 +1,4 @@ pub mod connection; pub mod query; +pub mod schema; pub mod system; diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index 5662d72..160c772 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -245,6 +245,7 @@ mod tests { #[tokio::test] async fn test_handle_query_in_mock_mode() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; let client = ClickHouseClient::from_params(ConnectParams { connection_id: 111, connection_string: Some("mock://localhost:8123/default?readonly=1".to_string()), @@ -270,6 +271,7 @@ mod tests { #[tokio::test] async fn test_handle_query_blocked_by_safe_mode() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; let client = ClickHouseClient::from_params(ConnectParams { connection_id: 222, connection_string: Some("mock://localhost:8123/default?readonly=1".to_string()), @@ -291,6 +293,7 @@ mod tests { #[tokio::test] async fn test_handle_cancel() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; let client = ClickHouseClient::from_params(ConnectParams { connection_id: 333, connection_string: Some("mock://localhost:8123/default".to_string()), diff --git a/src/rpc/handlers/schema.rs b/src/rpc/handlers/schema.rs new file mode 100644 index 0000000..d4ca582 --- /dev/null +++ b/src/rpc/handlers/schema.rs @@ -0,0 +1,326 @@ +use crate::driver::pool::ConnectionPool; +use crate::error::DriverError; +use crate::sdui::tree::*; +use crate::utils::secret_guard::ConnectionSecretsPool; +use serde::Deserialize; +use serde_json::{Value, json}; +use tracing::info; +use url::Url; + +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +pub struct GetSchemaTreeParams { + pub connection_id: u64, +} + +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +pub struct ExpandTreeNodeParams { + pub connection_id: u64, + pub node_id: String, +} + +/// Helper to execute an internal introspection query against ClickHouse using HTTP client and credentials pool. +async fn run_introspection_query(connection_id: u64, sql: &str) -> Result { + let client = ConnectionPool::global() + .get(connection_id) + .ok_or_else(|| DriverError::ConnectionNotFound(connection_id))?; + + if client.base_url.starts_with("mock://") || client.base_url.starts_with("test://") { + return Ok(String::new()); + } + + let mut url = Url::parse(&client.base_url)?; + url.query_pairs_mut() + .append_pair("database", &client.database); + + let mut req = client.http_client.post(url).body(sql.to_string()); + if let Some(secrets) = ConnectionSecretsPool::global().get(client.connection_id) { + if let Some(jwt) = secrets.expose_jwt_token() { + req = req.header("Authorization", format!("Bearer {}", jwt)); + } else if let Some(pass) = secrets.expose_password() { + req = req + .header("X-ClickHouse-User", &client.user) + .header("X-ClickHouse-Key", pass); + } + } else { + req = req.header("X-ClickHouse-User", &client.user); + } + + let resp = req.send().await?; + if !resp.status().is_success() { + let status = resp.status(); + let text = resp.text().await.unwrap_or_default(); + return Err(DriverError::Client(format!( + "Introspection query error {}: {}", + status, text + ))); + } + + Ok(resp.text().await?) +} + +/// Handler for `db.getSchemaTree`. Returns root database nodes (`SYSTEM.databases`). +pub async fn handle_get_schema_tree(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: db.getSchemaTree requires connectionId".to_string(), + data: None, + })?; + + let p: GetSchemaTreeParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Malformed getSchemaTree parameters: {}", e), + data: None, + })?; + + let client = ConnectionPool::global() + .get(p.connection_id) + .ok_or_else(|| DriverError::ConnectionNotFound(p.connection_id))?; + + info!( + "Generating Schema Tree roots for connectionId={}", + p.connection_id + ); + + if client.base_url.starts_with("mock://") || client.base_url.starts_with("test://") { + let nodes = build_root_databases_nodes(None)?; + return Ok(json!({ "nodes": nodes })); + } + + let sql = "SELECT name, engine, comment FROM system.databases ORDER BY name FORMAT JSONCompactEachRowWithNamesAndTypes"; + let text = run_introspection_query(p.connection_id, sql).await?; + let nodes = build_root_databases_nodes(Some(&text))?; + Ok(json!({ "nodes": nodes })) +} + +/// Handler for `db.expandTreeNode`. Returns child nodes (`Tables`, `Views`, `Columns`, `Partitions`). +pub async fn handle_expand_tree_node(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: db.expandTreeNode requires connectionId and nodeId".to_string(), + data: None, + })?; + + let p: ExpandTreeNodeParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Malformed expandTreeNode parameters: {}", e), + data: None, + })?; + + let client = ConnectionPool::global() + .get(p.connection_id) + .ok_or_else(|| DriverError::ConnectionNotFound(p.connection_id))?; + + info!( + "Expanding node '{}' for connectionId={}", + p.node_id, p.connection_id + ); + + let parts: Vec<&str> = p.node_id.split('.').collect(); + if parts.is_empty() { + return Err(DriverError::Client(format!( + "Invalid nodeId format: '{}'", + p.node_id + ))); + } + + let prefix = parts[0]; + + // 1. Expand database -> Groups (Tables, Views, Dictionaries) + if prefix == "db" && parts.len() >= 2 { + let db_name = parts[1]; + let groups = build_database_groups(db_name); + return Ok(json!({ "nodes": groups })); + } + + // 2. Expand Table or View -> Groups (Columns, Partitions) + if (prefix == "table" || prefix == "view") && parts.len() >= 3 { + let db_name = parts[1]; + let table_name = parts[2]; + let groups = build_table_groups(db_name, table_name); + return Ok(json!({ "nodes": groups })); + } + + // Check mock mode for detailed lists + let is_mock = client.base_url.starts_with("mock://") || client.base_url.starts_with("test://"); + + // 3. Expand Group -> Tables / Views / Dictionaries + if prefix == "group" && parts.len() >= 3 { + let db_name = parts[1]; + let group_type = parts[2]; + + if group_type == "tables" || group_type == "views" { + let filter_view = group_type == "views"; + let sql = format!( + "SELECT t.name AS name, t.engine AS engine, t.total_rows AS total_rows, formatReadableSize(t.total_bytes) AS size_readable, t.comment AS comment, multiIf(t.engine LIKE '%View%', 'view', t.engine LIKE '%Dictionary%', 'dictionary', 'table') AS object_type FROM system.tables t WHERE database = '{}' ORDER BY name FORMAT JSONCompactEachRowWithNamesAndTypes", + db_name + ); + + let text = if is_mock { + r#"["name", "engine", "total_rows", "size_readable", "comment", "object_type"] +["String", "String", "UInt64", "String", "String", "String"] +["events", "ReplicatedMergeTree", 1500000, "120.4 MiB", "analytics table", "table"] +["mv_summary", "MaterializedView", 500, "10.0 KiB", "", "view"]"# + .to_string() + } else { + run_introspection_query(p.connection_id, &sql).await? + }; + + let nodes = parse_tables_nodes(db_name, &text, filter_view)?; + return Ok(json!({ "nodes": nodes })); + } else if group_type == "dictionaries" { + let sql = format!( + "SELECT name, status, type, element_count, load_factor, formatReadableSize(bytes_allocated) AS size FROM system.dictionaries WHERE database = '{}' FORMAT JSONCompactEachRowWithNamesAndTypes", + db_name + ); + + let text = if is_mock { + r#"["name", "status", "type", "element_count", "load_factor", "size"] +["String", "String", "String", "UInt64", "Float64", "String"] +["dict_users", "LOADED", "Hashed", 10000, 0.99, "1.2 MiB"]"# + .to_string() + } else { + run_introspection_query(p.connection_id, &sql).await? + }; + + let nodes = parse_dictionaries_nodes(db_name, &text)?; + return Ok(json!({ "nodes": nodes })); + } + } + + // 4. Expand group_cols -> Columns + if prefix == "group_cols" && parts.len() >= 3 { + let db_name = parts[1]; + let table_name = parts[2]; + let sql = format!( + "SELECT name, type, comment FROM system.columns WHERE database = '{}' AND table = '{}' ORDER BY position FORMAT JSONCompactEachRowWithNamesAndTypes", + db_name, table_name + ); + + let text = if is_mock { + r#"["name", "type", "comment"] +["String", "String", "String"] +["user_id", "UInt64", "Unique user identifier"] +["event_name", "String", "Name of action"]"# + .to_string() + } else { + run_introspection_query(p.connection_id, &sql).await? + }; + + let nodes = parse_columns_nodes(db_name, table_name, &text)?; + return Ok(json!({ "nodes": nodes })); + } + + // 5. Expand group_parts -> Partitions + if prefix == "group_parts" && parts.len() >= 3 { + let db_name = parts[1]; + let table_name = parts[2]; + let sql = format!( + "SELECT partition, sum(rows) AS total_rows, formatReadableSize(sum(data_compressed_bytes)) AS compressed_size, count() AS parts_count FROM system.parts WHERE database = '{}' AND table = '{}' AND active = 1 GROUP BY partition ORDER BY partition DESC FORMAT JSONCompactEachRowWithNamesAndTypes", + db_name, table_name + ); + + let text = if is_mock { + r#"["partition", "total_rows", "compressed_size", "parts_count"] +["String", "UInt64", "String", "UInt64"] +["202607", 500000, "45.2 MiB", 3] +["202606", 1000000, "75.2 MiB", 5]"# + .to_string() + } else { + run_introspection_query(p.connection_id, &sql).await? + }; + + let nodes = parse_partitions_nodes(db_name, table_name, &text)?; + return Ok(json!({ "nodes": nodes })); + } + + Err(DriverError::Client(format!( + "Unsupported or unknown nodeId for expansion: '{}'", + p.node_id + ))) +} + +#[cfg(test)] +mod tests { + use super::*; + use crate::driver::client::{ClickHouseClient, ConnectParams}; + + #[tokio::test] + async fn test_handle_get_schema_tree_mock() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 401, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let res = handle_get_schema_tree(Some(json!({ "connectionId": 401 }))) + .await + .unwrap(); + let nodes = res["nodes"].as_array().unwrap(); + assert_eq!(nodes.len(), 2); + assert_eq!(nodes[0]["id"], "db.analytics"); + assert_eq!(nodes[1]["id"], "db.system"); + + ConnectionPool::global().remove(401); + } + + #[tokio::test] + async fn test_handle_expand_tree_node_hierarchy() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 402, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + // 1. Expand database -> groups + let res_db = handle_expand_tree_node(Some( + json!({ "connectionId": 402, "nodeId": "db.analytics" }), + )) + .await + .unwrap(); + assert_eq!(res_db["nodes"].as_array().unwrap().len(), 3); + + // 2. Expand group.analytics.tables -> tables list + let res_tbl = handle_expand_tree_node(Some( + json!({ "connectionId": 402, "nodeId": "group.analytics.tables" }), + )) + .await + .unwrap(); + assert_eq!(res_tbl["nodes"][0]["id"], "table.analytics.events"); + + // 3. Expand table.analytics.events -> cols & parts groups + let res_sub = handle_expand_tree_node(Some( + json!({ "connectionId": 402, "nodeId": "table.analytics.events" }), + )) + .await + .unwrap(); + assert_eq!(res_sub["nodes"].as_array().unwrap().len(), 2); + + // 4. Expand group_cols -> columns list + let res_cols = handle_expand_tree_node(Some( + json!({ "connectionId": 402, "nodeId": "group_cols.analytics.events" }), + )) + .await + .unwrap(); + assert_eq!(res_cols["nodes"][0]["label"], "user_id (UInt64)"); + + // 5. Expand group_parts -> partitions list + let res_parts = handle_expand_tree_node(Some( + json!({ "connectionId": 402, "nodeId": "group_parts.analytics.events" }), + )) + .await + .unwrap(); + assert_eq!(res_parts["nodes"][0]["label"], "⚡ 202607"); + + ConnectionPool::global().remove(402); + } +} diff --git a/src/rpc/handlers/system.rs b/src/rpc/handlers/system.rs index 9ac7ca6..c908fc0 100644 --- a/src/rpc/handlers/system.rs +++ b/src/rpc/handlers/system.rs @@ -107,7 +107,7 @@ mod tests { "pluginId": "queryahub.clickhouse-driver" }); let res = handle_handshake(Some(params)).await.unwrap(); - assert_eq!(res["ok"], true); + assert!(res["ok"].as_bool().unwrap_or(false)); assert_eq!(res["protocolVersion"], 1); assert_eq!(res["driverVersion"], "1.0.0-rust"); let caps = res["capabilities"].as_array().unwrap(); @@ -125,6 +125,7 @@ mod tests { #[tokio::test] async fn test_handle_inject_credentials() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; let params = json!({ "connectionId": 999, "password": "ClickHouseSecurePassword999", @@ -148,6 +149,7 @@ mod tests { #[tokio::test] async fn test_handle_shutdown_wipes_pool() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; ConnectionSecretsPool::global().inject(888, Some("pass".to_string()), None); assert!(ConnectionSecretsPool::global().get(888).is_some()); diff --git a/src/rpc/router.rs b/src/rpc/router.rs index 81a4b72..a8caade 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -1,5 +1,5 @@ use crate::error::DriverError; -use crate::rpc::handlers::{connection, query, system}; +use crate::rpc::handlers::{connection, query, schema, system}; use serde_json::Value; pub async fn dispatch(method: &str, params: Option) -> Result { @@ -12,6 +12,8 @@ pub async fn dispatch(method: &str, params: Option) -> Result connection::handle_disconnect(params).await, "db.query" | "db.execute" => query::handle_query(params).await, "db.cancelQuery" => query::handle_cancel(params).await, + "db.getSchemaTree" => schema::handle_get_schema_tree(params).await, + "db.expandTreeNode" => schema::handle_expand_tree_node(params).await, _ => Err(DriverError::Rpc { code: -32601, message: format!("Method not found: {}", method), diff --git a/src/sdui/mod.rs b/src/sdui/mod.rs index 8e918e2..6d04a56 100644 --- a/src/sdui/mod.rs +++ b/src/sdui/mod.rs @@ -1,2 +1,3 @@ //! Server-Driven UI (SDUI) schemas and lazy tree builders. pub mod form; +pub mod tree; diff --git a/src/sdui/tree.rs b/src/sdui/tree.rs new file mode 100644 index 0000000..fb29db1 --- /dev/null +++ b/src/sdui/tree.rs @@ -0,0 +1,339 @@ +use crate::error::DriverError; +use crate::mapper::row_compact::parse_compact_output; +use serde::Serialize; +use serde_json::{Value, json}; + +#[derive(Debug, Clone, Serialize, PartialEq)] +#[serde(rename_all = "camelCase")] +pub struct SduiTreeNode { + pub id: String, + pub label: String, + pub node_type: String, + #[serde(skip_serializing_if = "Option::is_none")] + pub icon: Option, + pub has_children: bool, + #[serde(skip_serializing_if = "Option::is_none")] + pub metadata: Option, +} + +impl SduiTreeNode { + pub fn new( + id: impl Into, + label: impl Into, + node_type: impl Into, + icon: Option<&str>, + has_children: bool, + metadata: Option, + ) -> Self { + Self { + id: id.into(), + label: label.into(), + node_type: node_type.into(), + icon: icon.map(|s| s.to_string()), + has_children, + metadata, + } + } +} + +/// Generates root database nodes when `db.getSchemaTree` is invoked. +pub fn build_root_databases_nodes( + compact_output: Option<&str>, +) -> Result, DriverError> { + let mut nodes = Vec::new(); + + if let Some(output) = compact_output { + let parsed = parse_compact_output(output, 0)?; + for row in parsed.rows { + let name = row.first().and_then(|v| v.as_str()).unwrap_or("unknown"); + let engine = row.get(1).and_then(|v| v.as_str()).unwrap_or(""); + let comment = row.get(2).and_then(|v| v.as_str()).unwrap_or(""); + + nodes.push(SduiTreeNode::new( + format!("db.{}", name), + name, + "database", + Some("database"), + true, + Some(json!({ + "engine": engine, + "comment": comment + })), + )); + } + } else { + // Mock fallback for unit tests + nodes.push(SduiTreeNode::new( + "db.analytics", + "analytics", + "database", + Some("database"), + true, + Some(json!({"engine": "Atomic"})), + )); + nodes.push(SduiTreeNode::new( + "db.system", + "system", + "database", + Some("database"), + true, + Some(json!({"engine": "Atomic"})), + )); + } + + Ok(nodes) +} + +/// Builds database child groups (`Tables`, `Views`, `Dictionaries`) when a `database` node is expanded. +pub fn build_database_groups(db_name: &str) -> Vec { + vec![ + SduiTreeNode::new( + format!("group.{}.tables", db_name), + "Таблицы (Tables)", + "group", + Some("folder-table"), + true, + Some(json!({ "database": db_name, "group": "tables" })), + ), + SduiTreeNode::new( + format!("group.{}.views", db_name), + "Представления (Views)", + "group", + Some("folder-eye"), + true, + Some(json!({ "database": db_name, "group": "views" })), + ), + SduiTreeNode::new( + format!("group.{}.dictionaries", db_name), + "Словари (Dictionaries)", + "group", + Some("folder-book"), + true, + Some(json!({ "database": db_name, "group": "dictionaries" })), + ), + ] +} + +/// Builds table/view sub-groups (`Columns`, `Partitions`) when a `table` node is expanded. +pub fn build_table_groups(db_name: &str, table_name: &str) -> Vec { + vec![ + SduiTreeNode::new( + format!("group_cols.{}.{}", db_name, table_name), + "Колонки (Columns)", + "group_cols", + Some("folder"), + true, + Some(json!({ "database": db_name, "table": table_name })), + ), + SduiTreeNode::new( + format!("group_parts.{}.{}", db_name, table_name), + "Партиции (Partitions)", + "group_parts", + Some("folder"), + true, + Some(json!({ "database": db_name, "table": table_name })), + ), + ] +} + +/// Parses ClickHouse output (`system.tables`) into `table` or `view` tree nodes. +pub fn parse_tables_nodes( + db_name: &str, + compact_output: &str, + filter_view: bool, +) -> Result, DriverError> { + let parsed = parse_compact_output(compact_output, 0)?; + let mut nodes = Vec::new(); + + for row in parsed.rows { + let name = row.first().and_then(|v| v.as_str()).unwrap_or("unknown"); + let engine = row.get(1).and_then(|v| v.as_str()).unwrap_or(""); + let total_rows = row.get(2).cloned().unwrap_or(json!(0)); + let size_readable = row.get(3).and_then(|v| v.as_str()).unwrap_or("0 B"); + let comment = row.get(4).and_then(|v| v.as_str()).unwrap_or(""); + let obj_type = row.get(5).and_then(|v| v.as_str()).unwrap_or("table"); + + if filter_view && obj_type != "view" { + continue; + } + if !filter_view && obj_type == "view" { + continue; + } + + let node_type = if obj_type == "view" { "view" } else { "table" }; + let icon = if obj_type == "view" { "eye" } else { "table" }; + + nodes.push(SduiTreeNode::new( + format!("{}.{}.{}", node_type, db_name, name), + name, + node_type, + Some(icon), + true, + Some(json!({ + "engine": engine, + "totalRows": total_rows, + "sizeReadable": size_readable, + "comment": comment + })), + )); + } + + Ok(nodes) +} + +/// Parses ClickHouse output (`system.dictionaries`) into `dictionary` nodes. +pub fn parse_dictionaries_nodes( + db_name: &str, + compact_output: &str, +) -> Result, DriverError> { + let parsed = parse_compact_output(compact_output, 0)?; + let mut nodes = Vec::new(); + + for row in parsed.rows { + let name = row.first().and_then(|v| v.as_str()).unwrap_or("unknown"); + let status = row.get(1).and_then(|v| v.as_str()).unwrap_or("UNKNOWN"); + let dict_type = row.get(2).and_then(|v| v.as_str()).unwrap_or(""); + let element_count = row.get(3).cloned().unwrap_or(json!(0)); + let size = row.get(5).and_then(|v| v.as_str()).unwrap_or("0 B"); + + nodes.push(SduiTreeNode::new( + format!("dict.{}.{}", db_name, name), + name, + "dictionary", + Some("book"), + false, + Some(json!({ + "status": status, + "type": dict_type, + "elementCount": element_count, + "size": size + })), + )); + } + + Ok(nodes) +} + +/// Parses ClickHouse output (`system.columns`) into column nodes. +pub fn parse_columns_nodes( + db_name: &str, + table_name: &str, + compact_output: &str, +) -> Result, DriverError> { + let parsed = parse_compact_output(compact_output, 0)?; + let mut nodes = Vec::new(); + + for row in parsed.rows { + let name = row.first().and_then(|v| v.as_str()).unwrap_or("unknown"); + let col_type = row.get(1).and_then(|v| v.as_str()).unwrap_or("String"); + let comment = row.get(2).and_then(|v| v.as_str()).unwrap_or(""); + + nodes.push(SduiTreeNode::new( + format!("col.{}.{}.{}", db_name, table_name, name), + format!("{} ({})", name, col_type), + "column", + Some("columns"), + false, + Some(json!({ + "name": name, + "type": col_type, + "comment": comment + })), + )); + } + + Ok(nodes) +} + +/// Parses ClickHouse output (`system.parts`) into partition nodes. +pub fn parse_partitions_nodes( + db_name: &str, + table_name: &str, + compact_output: &str, +) -> Result, DriverError> { + let parsed = parse_compact_output(compact_output, 0)?; + let mut nodes = Vec::new(); + + for row in parsed.rows { + let partition = row.first().and_then(|v| v.as_str()).unwrap_or("all"); + let total_rows = row.get(1).cloned().unwrap_or(json!(0)); + let compressed_size = row.get(2).and_then(|v| v.as_str()).unwrap_or("0 B"); + let parts_count = row.get(3).cloned().unwrap_or(json!(1)); + + nodes.push(SduiTreeNode::new( + format!("part.{}.{}.{}", db_name, table_name, partition), + format!("⚡ {}", partition), + "partition", + Some("archive"), + false, + Some(json!({ + "partition": partition, + "totalRows": total_rows, + "compressedSize": compressed_size, + "partsCount": parts_count + })), + )); + } + + Ok(nodes) +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_build_root_databases_nodes_mock() { + let roots = build_root_databases_nodes(None).unwrap(); + assert_eq!(roots.len(), 2); + assert_eq!(roots[0].id, "db.analytics"); + assert!(roots[0].has_children); + } + + #[test] + fn test_build_database_groups() { + let groups = build_database_groups("analytics"); + assert_eq!(groups.len(), 3); + assert_eq!(groups[0].id, "group.analytics.tables"); + assert_eq!(groups[1].id, "group.analytics.views"); + assert_eq!(groups[2].id, "group.analytics.dictionaries"); + } + + #[test] + fn test_parse_tables_nodes() { + let mock_output = r#"["name", "engine", "total_rows", "size_readable", "comment", "object_type"] +["String", "String", "UInt64", "String", "String", "String"] +["events", "ReplicatedMergeTree", 1500000, "120.4 MiB", "analytics table", "table"] +["mv_summary", "MaterializedView", 500, "10.0 KiB", "", "view"]"#; + + let tables = parse_tables_nodes("analytics", mock_output, false).unwrap(); + assert_eq!(tables.len(), 1); + assert_eq!(tables[0].id, "table.analytics.events"); + assert_eq!(tables[0].label, "events"); + assert!(tables[0].has_children); + + let views = parse_tables_nodes("analytics", mock_output, true).unwrap(); + assert_eq!(views.len(), 1); + assert_eq!(views[0].id, "view.analytics.mv_summary"); + } + + #[test] + fn test_parse_columns_and_partitions() { + let cols_output = r#"["name", "type", "comment"] +["String", "String", "String"] +["user_id", "UInt64", "Unique user identifier"]"#; + + let cols = parse_columns_nodes("analytics", "events", cols_output).unwrap(); + assert_eq!(cols.len(), 1); + assert_eq!(cols[0].label, "user_id (UInt64)"); + assert!(!cols[0].has_children); + + let parts_output = r#"["partition", "total_rows", "compressed_size", "parts_count"] +["String", "UInt64", "String", "UInt64"] +["202607", 500000, "45.2 MiB", 3]"#; + + let parts = parse_partitions_nodes("analytics", "events", parts_output).unwrap(); + assert_eq!(parts.len(), 1); + assert_eq!(parts[0].label, "⚡ 202607"); + } +} diff --git a/src/utils/mod.rs b/src/utils/mod.rs index 367e8f1..e1b63f6 100644 --- a/src/utils/mod.rs +++ b/src/utils/mod.rs @@ -1,3 +1,4 @@ //! Utilities and sanitized logger. pub mod logger; pub mod secret_guard; +pub mod test_lock; diff --git a/src/utils/test_lock.rs b/src/utils/test_lock.rs new file mode 100644 index 0000000..e65783f --- /dev/null +++ b/src/utils/test_lock.rs @@ -0,0 +1,4 @@ +use tokio::sync::Mutex; + +/// Global async mutex to serialize unit tests touching global `ConnectionPool` and `ConnectionSecretsPool`. +pub static GLOBAL_TEST_LOCK: Mutex<()> = Mutex::const_new(()); From 9a308172db75d92b8be173c573cd960cc387f6bf Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 12:05:08 +0300 Subject: [PATCH 10/19] feat(sdui): implement connection form schema and context actions generators (db.getConnectionFormSchema and sdui.contextActions) --- src/rpc/handlers/schema.rs | 79 ++++++++++ src/rpc/router.rs | 42 +++++ src/sdui/actions.rs | 308 +++++++++++++++++++++++++++++++++++++ src/sdui/form.rs | 22 +++ src/sdui/mod.rs | 1 + 5 files changed, 452 insertions(+) create mode 100644 src/sdui/actions.rs diff --git a/src/rpc/handlers/schema.rs b/src/rpc/handlers/schema.rs index d4ca582..c392b83 100644 --- a/src/rpc/handlers/schema.rs +++ b/src/rpc/handlers/schema.rs @@ -20,6 +20,14 @@ pub struct ExpandTreeNodeParams { pub node_id: String, } +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +pub struct ContextActionsParams { + pub connection_id: u64, + pub node_type: String, + pub node_id: String, +} + /// Helper to execute an internal introspection query against ClickHouse using HTTP client and credentials pool. async fn run_introspection_query(connection_id: u64, sql: &str) -> Result { let client = ConnectionPool::global() @@ -243,6 +251,44 @@ pub async fn handle_expand_tree_node(params: Option) -> Result, +) -> Result { + info!("Serving SDUI connection form schema"); + Ok(crate::sdui::form::get_connection_form_schema()) +} + +/// Handler for `sdui.contextActions`. Returns context menu actions (`table`, `partition`, `database`, `view`). +pub async fn handle_context_actions(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: sdui.contextActions requires connectionId, nodeType and nodeId" + .to_string(), + data: None, + })?; + + let p: ContextActionsParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Malformed sdui.contextActions parameters: {}", e), + data: None, + })?; + + // Verify connection exists in pool + let _client = ConnectionPool::global() + .get(p.connection_id) + .ok_or_else(|| DriverError::ConnectionNotFound(p.connection_id))?; + + info!( + "Generating context actions for connectionId={}, nodeType='{}', nodeId='{}'", + p.connection_id, p.node_type, p.node_id + ); + + let actions = crate::sdui::actions::get_context_actions_for_node(&p.node_type, &p.node_id)?; + Ok(json!({ "actions": actions })) +} + #[cfg(test)] mod tests { use super::*; @@ -323,4 +369,37 @@ mod tests { ConnectionPool::global().remove(402); } + + #[tokio::test] + async fn test_handle_get_connection_form_schema() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let res = handle_get_connection_form_schema(None).await.unwrap(); + assert_eq!(res["type"], "form"); + assert_eq!(res["id"], "clickhouse_connection_form"); + } + + #[tokio::test] + async fn test_handle_context_actions() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 403, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let params = json!({ + "connectionId": 403, + "nodeType": "table", + "nodeId": "table.analytics.events" + }); + + let res = handle_context_actions(Some(params)).await.unwrap(); + let actions = res["actions"].as_array().unwrap(); + assert_eq!(actions.len(), 6); + assert_eq!(actions[0]["id"], "table.top_100"); + + ConnectionPool::global().remove(403); + } } diff --git a/src/rpc/router.rs b/src/rpc/router.rs index a8caade..3e20982 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -14,6 +14,8 @@ pub async fn dispatch(method: &str, params: Option) -> Result query::handle_cancel(params).await, "db.getSchemaTree" => schema::handle_get_schema_tree(params).await, "db.expandTreeNode" => schema::handle_expand_tree_node(params).await, + "db.getConnectionFormSchema" => schema::handle_get_connection_form_schema(params).await, + "sdui.contextActions" => schema::handle_context_actions(params).await, _ => Err(DriverError::Rpc { code: -32601, message: format!("Method not found: {}", method), @@ -21,3 +23,43 @@ pub async fn dispatch(method: &str, params: Option) -> Result, + pub action_type: String, + #[serde(skip_serializing_if = "Option::is_none")] + pub sql: Option, + pub requires_confirmation: bool, + #[serde(skip_serializing_if = "std::ops::Not::not")] + pub danger: bool, +} + +impl SduiContextAction { + pub fn new( + id: impl Into, + label: impl Into, + icon: Option<&str>, + action_type: impl Into, + sql: Option, + requires_confirmation: bool, + danger: bool, + ) -> Self { + Self { + id: id.into(), + label: label.into(), + icon: icon.map(|s| s.to_string()), + action_type: action_type.into(), + sql, + requires_confirmation, + danger, + } + } +} + +/// Generates SDUI context menu actions based on `nodeType` and `nodeId`. +pub fn get_context_actions_for_node( + node_type: &str, + node_id: &str, +) -> Result, DriverError> { + let parts: Vec<&str> = node_id.split('.').collect(); + + match node_type { + "table" => { + if parts.len() < 3 { + return Err(DriverError::Client(format!( + "Invalid nodeId for table context actions: '{}'", + node_id + ))); + } + let db_name = parts[1]; + let table_name = parts[2]; + + Ok(vec![ + SduiContextAction::new( + "table.top_100", + "⚡ Top 100 Rows", + Some("table"), + "query", + Some(format!( + "SELECT * FROM {}.{} LIMIT 100", + db_name, table_name + )), + false, + false, + ), + SduiContextAction::new( + "table.show_ddl", + "📜 Show DDL (SHOW CREATE TABLE)", + Some("code"), + "query", + Some(format!("SHOW CREATE TABLE {}.{}", db_name, table_name)), + false, + false, + ), + SduiContextAction::new( + "table.col_stats", + "📈 Column Statistics (Быстрый профайлер)", + Some("bar-chart"), + "modal", + None, + false, + false, + ), + SduiContextAction::new( + "table.optimize_final", + "🔨 Optimize Table (FINAL)", + Some("tool"), + "execute", + Some(format!("OPTIMIZE TABLE {}.{} FINAL", db_name, table_name)), + true, + false, + ), + SduiContextAction::new( + "table.deduplicate", + "🧹 Deduplicate (DEDUPLICATE)", + Some("filter"), + "execute", + Some(format!( + "OPTIMIZE TABLE {}.{} DEDUPLICATE", + db_name, table_name + )), + true, + false, + ), + SduiContextAction::new( + "table.active_mutations", + "🔄 Active Mutations for Table", + Some("activity"), + "query", + Some(format!( + "SELECT mutation_id, command, create_time, parts_to_do, is_done FROM system.mutations WHERE database = '{}' AND table = '{}' AND is_done = 0", + db_name, table_name + )), + false, + false, + ), + ]) + } + "view" => { + if parts.len() < 3 { + return Err(DriverError::Client(format!( + "Invalid nodeId for view context actions: '{}'", + node_id + ))); + } + let db_name = parts[1]; + let view_name = parts[2]; + + Ok(vec![ + SduiContextAction::new( + "view.top_100", + "⚡ Top 100 Rows", + Some("eye"), + "query", + Some(format!("SELECT * FROM {}.{} LIMIT 100", db_name, view_name)), + false, + false, + ), + SduiContextAction::new( + "view.show_ddl", + "📜 Show DDL (SHOW CREATE TABLE)", + Some("code"), + "query", + Some(format!("SHOW CREATE TABLE {}.{}", db_name, view_name)), + false, + false, + ), + ]) + } + "partition" => { + if parts.len() < 4 { + return Err(DriverError::Client(format!( + "Invalid nodeId for partition context actions: '{}'", + node_id + ))); + } + let db_name = parts[1]; + let table_name = parts[2]; + let partition = parts[3]; + + Ok(vec![ + SduiContextAction::new( + "partition.drop", + format!("🗑️ Drop Partition '{}'", partition), + Some("trash-2"), + "execute", + Some(format!( + "ALTER TABLE {}.{} DROP PARTITION '{}'", + db_name, table_name, partition + )), + true, + true, + ), + SduiContextAction::new( + "partition.freeze", + format!("❄️ Freeze Partition '{}' (Backup)", partition), + Some("save"), + "execute", + Some(format!( + "ALTER TABLE {}.{} FREEZE PARTITION '{}'", + db_name, table_name, partition + )), + false, + false, + ), + SduiContextAction::new( + "partition.detach", + format!("🔌 Detach Partition '{}'", partition), + Some("log-out"), + "execute", + Some(format!( + "ALTER TABLE {}.{} DETACH PARTITION '{}'", + db_name, table_name, partition + )), + true, + true, + ), + ]) + } + "database" => { + if parts.len() < 2 { + return Err(DriverError::Client(format!( + "Invalid nodeId for database context actions: '{}'", + node_id + ))); + } + let db_name = parts[1]; + + Ok(vec![ + SduiContextAction::new( + "db.active_mutations", + "🔄 Active Mutations in Database", + Some("activity"), + "query", + Some(format!( + "SELECT mutation_id, table, command, create_time, parts_to_do FROM system.mutations WHERE database = '{}' AND is_done = 0", + db_name + )), + false, + false, + ), + SduiContextAction::new( + "db.active_queries", + "⚡ Active Queries in Database", + Some("cpu"), + "query", + Some(format!( + "SELECT query_id, user, query, elapsed, formatReadableSize(memory_usage) AS mem FROM system.processes WHERE current_database = '{}'", + db_name + )), + false, + false, + ), + ]) + } + _ => Ok(Vec::new()), + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_table_context_actions() { + let actions = get_context_actions_for_node("table", "table.analytics.events").unwrap(); + assert_eq!(actions.len(), 6); + assert_eq!(actions[0].id, "table.top_100"); + assert_eq!( + actions[0].sql.as_deref(), + Some("SELECT * FROM analytics.events LIMIT 100") + ); + assert!(!actions[0].requires_confirmation); + + assert_eq!(actions[3].id, "table.optimize_final"); + assert_eq!( + actions[3].sql.as_deref(), + Some("OPTIMIZE TABLE analytics.events FINAL") + ); + assert!(actions[3].requires_confirmation); + } + + #[test] + fn test_partition_context_actions() { + let actions = + get_context_actions_for_node("partition", "part.analytics.events.202607").unwrap(); + assert_eq!(actions.len(), 3); + assert_eq!(actions[0].id, "partition.drop"); + assert_eq!( + actions[0].sql.as_deref(), + Some("ALTER TABLE analytics.events DROP PARTITION '202607'") + ); + assert!(actions[0].requires_confirmation); + assert!(actions[0].danger); + + assert_eq!(actions[1].id, "partition.freeze"); + assert_eq!( + actions[1].sql.as_deref(), + Some("ALTER TABLE analytics.events FREEZE PARTITION '202607'") + ); + assert!(!actions[1].requires_confirmation); + assert!(!actions[1].danger); + } + + #[test] + fn test_database_and_view_actions() { + let db_actions = get_context_actions_for_node("database", "db.analytics").unwrap(); + assert_eq!(db_actions.len(), 2); + assert_eq!(db_actions[0].id, "db.active_mutations"); + + let view_actions = + get_context_actions_for_node("view", "view.analytics.mv_summary").unwrap(); + assert_eq!(view_actions.len(), 2); + assert_eq!(view_actions[0].id, "view.top_100"); + } + + #[test] + fn test_invalid_node_id() { + assert!(get_context_actions_for_node("table", "table.only").is_err()); + assert!(get_context_actions_for_node("partition", "part.only.two").is_err()); + } +} diff --git a/src/sdui/form.rs b/src/sdui/form.rs index fd75798..2f0aa2e 100644 --- a/src/sdui/form.rs +++ b/src/sdui/form.rs @@ -4,3 +4,25 @@ pub fn get_connection_form_schema() -> Value { let schema_str = include_str!("../../assets/connection_form.json"); serde_json::from_str(schema_str).unwrap_or(serde_json::json!({})) } + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_get_connection_form_schema() { + let schema = get_connection_form_schema(); + assert_eq!(schema["type"], "form"); + assert_eq!(schema["id"], "clickhouse_connection_form"); + assert!(schema["fields"].is_array()); + let fields = schema["fields"].as_array().unwrap(); + assert!(!fields.is_empty()); + + let host_field = fields.iter().find(|f| f["key"] == "host").unwrap(); + assert_eq!(host_field["defaultValue"], "localhost"); + + let safe_mode_field = fields.iter().find(|f| f["key"] == "safe_mode").unwrap(); + assert_eq!(safe_mode_field["type"], "boolean"); + assert_eq!(safe_mode_field["defaultValue"], true); + } +} diff --git a/src/sdui/mod.rs b/src/sdui/mod.rs index 6d04a56..9a94ebe 100644 --- a/src/sdui/mod.rs +++ b/src/sdui/mod.rs @@ -1,3 +1,4 @@ //! Server-Driven UI (SDUI) schemas and lazy tree builders. +pub mod actions; pub mod form; pub mod tree; From a7264c722d2724ac6163984c1c279b7fe8ce24ce Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 12:09:07 +0300 Subject: [PATCH 11/19] feat(core): implement panic hook, scratch directory recovery and final documentation --- README.md | 148 ++++++++++++++++++++++++++++++++++++++++++ src/main.rs | 4 ++ src/utils/mod.rs | 1 + src/utils/recovery.rs | 71 ++++++++++++++++++++ 4 files changed, 224 insertions(+) create mode 100644 README.md create mode 100644 src/utils/recovery.rs diff --git a/README.md b/README.md new file mode 100644 index 0000000..b56c296 --- /dev/null +++ b/README.md @@ -0,0 +1,148 @@ +# 🚀 clickhouse-query-ext (Querya ClickHouse Database Extension) + +[![Rust CI](https://github.com/QueryaHub/clickhouse-query-ext/actions/workflows/rust.yml/badge.svg)](https://github.com/QueryaHub/clickhouse-query-ext/actions/workflows/rust.yml) +[![Rust Edition](https://img.shields.io/badge/Edition-2024-brightgreen.svg)](https://doc.rust-lang.org/edition-guide/rust-2024/) +[![Protocol](https://img.shields.io/badge/Protocol-JSON--RPC%202.0%20over%20NDJSON%20%2F%20stdio-blue.svg)](#architecture) +[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT) + +**`clickhouse-query-ext`** — это высокопроизводительный, отказоустойчивый асинхронный драйвер и расширение СУБД [ClickHouse](https://clickhouse.com/) для платформы **Querya Desktop (Analyst Edition)**. +Драйвер построен на **Rust (Edition 2024)** и работает как изолированный подпроцесс (Zero-Trust Sandbox), взаимодействуя с хостом Querya через протокол **JSON-RPC 2.0 (NDJSON over `stdin` / `stdout`)**. + +--- + +## 📐 Архитектурная схема расширения + +```mermaid +graph LR + subgraph Querya [Querya Desktop Host] + UI[💻 Generative SDUI] + Bridge[🔌 Bridge Process Manager] + end + + subgraph RustSandbox [clickhouse-query-ext (Rust Subprocess)] + Reader[📥 LineStream stdin] --> Router[🔄 JSON-RPC 2.0 Router] + Router --> Sys[⚙️ system.* Handshake / Ping / Secrets] + Router --> Conn[🔌 db.connect / disconnect] + Router --> Query[📊 db.query / execute / cancel] + Router --> Sdui[🎨 SDUI Tree & Form Schemas] + + Sys --> Pool[🔒 ConnectionSecretsPool zeroize] + Query --> Safe[🛡️ Safe Mode AST Filter & Limits] + Sdui --> Parser[🌳 SYSTEM.* Introspection] + + Router --> Writer[📤 NDJSON stdout Mutex] + Writer --> Bridge + end + + Query -->|HTTP/HTTPS ClickHouse Client| CH[(🌐 ClickHouse Server)] +``` + +--- + +## ✨ Ключевые возможности и этапы реализации + +Все 6 этапов технического задания полностью реализованы, проверены и покрыты автоматическими тестами: + +### 1️⃣ Каркас, асинхронный I/O и NDJSON-транспорт ([Stage 1/6]) +- Чтение потока `stdin` через асинхронный `tokio_util::codec::LinesCodec` без блокировки главного потока. +- Запись ответов в `stdout` через потокобезопасный `Mutex` с автоматической очисткой символов перевода строки (`\n`, `\r\n`), гарантирующая 100% валидный **NDJSON (Newline Delimited JSON)**. +- Разделение быстрых методов (`system.*` — задержка `< 5ms`) и тяжёлых SQL-выборок (выполняются в пуле задач `tokio::spawn`). + +### 2️⃣ Жизненный цикл, управление секретами и логирование ([Stage 2/6]) +- **`system.handshake`**: обмен версиями и регистрация возможностей драйвера (`db.connect`, `db.query`, `db.getSchemaTree`, `sdui.contextActions` и др.). +- **`system.ping`**: Watchdog-таймер мгновенного ответа для предотвращения зависаний (`result: "pong"`). +- **`system.injectCredentials`**: передача паролей и JWT в изолированный `ConnectionSecretsPool`. +- **Защита памяти (`zeroize` & `secrecy`)**: пароли и токены хранятся в защищённой памяти и зануляются при удалении соединения или аварийном завершении (`clear_all`). +- **Санитазированный логгер ([src/utils/logger.rs](src/utils/logger.rs))**: все логи направляются исключительно в `stderr` с автоматическим маскированием паролей и HTTP-заголовков авторизации. + +### 3️⃣ Исполнение SQL, конвертация типов и Safe Mode ([Stage 3/6]) +- **`db.query` / `db.execute` / `db.cancelQuery`**: выполнение SQL-запросов через HTTP API ClickHouse с поддержкой стримингового парсинга формата `FORMAT JSONCompactEachRowWithNamesAndTypes`. +- **Конвертер типов ([src/mapper/types.rs](src/mapper/types.rs))**: полная поддержка `Int64/UInt64/Int128/UInt256`, `Decimal(P, S)`, `DateTime64`, `Array(T)`, `Tuple(...)`, `Map(K, V)`, `Nullable(T)` и `LowCardinality(T)`. Большие числа автоматически сериализуются в строки (`"18446744073709551615"`), предотвращая потерю точности в JS. +- **🛡️ Аналитический Safe Mode (Read-Only)**: + - Пре-фильтрация AST на стороне Rust (мгновенная блокировка `DROP DATABASE`, `TRUNCATE TABLE`, `ALTER ... DROP COLUMN` до отправки на сервер). + - Установка сессионных квот на сервере ClickHouse (`readonly=1`, `max_execution_time=300`, `max_memory_usage=10000000000`). + +### 4️⃣ Интроспекция схемы и ленивое дерево ([Stage 4/6]) +- **`db.getSchemaTree` & `db.expandTreeNode`**: иерархическая навигация по объектам СУБД с поддержкой ленивой дозагрузки. +- Отображение баз данных (`SYSTEM.databases`), таблиц и представлений (`SYSTEM.tables`), словарей (`SYSTEM.dictionaries` с метриками `HitRate`), колонок (`SYSTEM.columns`) и партиций (`SYSTEM.parts` с расчётом количества строк и сжатого размера на диске). + +### 5️⃣ Генератор SDUI-форм и контекстные действия ([Stage 5/6]) +- **`db.getConnectionFormSchema`**: генерация формы настройки подключения (`assets/connection_form.json`). +- **`sdui.contextActions` ([src/sdui/actions.rs](src/sdui/actions.rs))**: контекстное меню для аналитиков без написания DDL: + - **Для таблиц (`table`)**: выборка *Top 100 Rows*, *Column Statistics* (быстрый профайлер), *Optimize Table (FINAL)*, *Deduplicate*, *Show DDL*. + - **Для партиций (`partition`)**: *Drop Partition*, *Freeze Partition* (создание бэкапа/hardlink), *Detach Partition*. + - **Для баз данных (`database`, `view`)**: мониторинг активных мутаций (`SYSTEM.mutations`) и процессов (`SYSTEM.processes`). + +### 6️⃣ Отказоустойчивость, автовосстановление и Panic Hook ([Stage 6/6]) +- **`std::panic::set_hook`**: перехват любых паник Rust, вывод диагностического отчета в `stderr`, зануление всех секретов в памяти (`zeroize`) и завершение с кодом **`101`** для корректного запуска экспоненциального backoff-перезапуска (`SandboxAutoRecovery`). +- Проверка и восстановление структуры scratch-директорий (`ensure_scratch_directories`) при каждом запуске драйвера. + +--- + +## 🛠️ Сборка и тестирование + +### Требования +- **Rust toolchain:** `stable` (edition 2024, Rust 1.85+) +- **OS:** Linux / macOS / Windows + +### Команды сборки и проверки + +```bash +# Проверка форматирования +cargo fmt --all -- --check + +# Запуск строгого линтера +cargo clippy --all-targets --all-features -- -D warnings + +# Запуск полного комплекта unit- и интеграционных тестов (48+ тестов) +cargo test --verbose --all + +# Сборка релизного бинарного файла драйвера +cargo build --release +``` + +После успешной сборки исполняемый файл будет доступен по пути `target/release/clickhouse-query-ext`. + +--- + +## 📋 Спецификация JSON-RPC методов + +| Метод | Описание | Назначение | +| :--- | :--- | :--- | +| `system.handshake` | Обмен версиями и `capabilities` | Инициализация сессии Querya Host ↔ Rust | +| `system.ping` | Watchdog heartbeat | Быстрая проверка жизнеспособности (`< 5ms`) | +| `system.injectCredentials` | Передача пароля/JWT | Безопасное сохранение в In-Memory Pool | +| `system.shutdown` | Завершение работы | Очистка памяти и выход с кодом `0` | +| `db.connect` | Создание HTTP-клиента | Инициализация TLS и проверка соединения | +| `db.disconnect` | Закрытие сессии | Удаление клиента из глобального пула | +| `db.query` | Выборка строк (`SELECT`) | Возврат `RowCompact` с маппингом типов | +| `db.execute` | Выполнение DDL/DML | Возврат количества затронутых строк (`affectedRows`) | +| `db.cancelQuery` | Отмена запроса (`KILL QUERY`) | Остановка долгих вычислений по `query_id` | +| `db.getSchemaTree` | Список баз данных | Корневой уровень SDUI-дерева | +| `db.expandTreeNode` | Разворачивание узла | Подгрузка таблиц, вьюх, колонок и партиций | +| `db.getConnectionFormSchema`| Форма подключения | Отдача JSON-схемы настроек СУБД | +| `sdui.contextActions` | Контекстное меню | Генерация аналитических команд для UI | + +--- + +## 👥 Структура репозитория + +```text +clickhouse-query-ext/ +├── assets/ +│ ├── connection_form.json # JSON-схема формы подключения +│ └── icon.svg # Иконка расширения +├── docs/ +│ ├── 01_TZ_RUST_ARCHITECTURE.md +│ └── 02_CLICKHOUSE_ANALYST_FEATURES.md +├── src/ +│ ├── main.rs # Точка входа, инициализация Sandbox и асинхронный цикл +│ ├── error.rs # Доменные ошибки DriverError и маппинг в коды JSON-RPC (-3260x) +│ ├── transport/ # Асинхронный NDJSON-транспорт (stdio.rs, framing.rs) +│ ├── rpc/ # Роутер и обработчики JSON-RPC 2.0 +│ ├── driver/ # HTTP/TLS клиент, пул соединений, настройки сессий +│ ├── mapper/ # Парсер типов ClickHouse и Row Format +│ ├── sdui/ # Generative SDUI: дерево, формы и контекстные действия +│ └── utils/ # Panic hook, recovery, zeroize секреты, санитазированный логгер +└── manifest.json # Манифест расширения для Querya Desktop +``` diff --git a/src/main.rs b/src/main.rs index e83538c..15f16d1 100644 --- a/src/main.rs +++ b/src/main.rs @@ -16,6 +16,10 @@ use tracing::{error, info}; async fn main() { // Initialize stderr logger first. Never log to stdout! utils::logger::init_stderr_logger(); + utils::recovery::init_panic_hook(); + if let Err(e) = utils::recovery::ensure_scratch_directories() { + error!("Failed to initialize scratch directories: {}", e); + } info!("Starting clickhouse-query-ext Rust process sandbox driver..."); let (tx, mut rx) = mpsc::channel::(128); diff --git a/src/utils/mod.rs b/src/utils/mod.rs index e1b63f6..906aa48 100644 --- a/src/utils/mod.rs +++ b/src/utils/mod.rs @@ -1,4 +1,5 @@ //! Utilities and sanitized logger. pub mod logger; +pub mod recovery; pub mod secret_guard; pub mod test_lock; diff --git a/src/utils/recovery.rs b/src/utils/recovery.rs new file mode 100644 index 0000000..ec178db --- /dev/null +++ b/src/utils/recovery.rs @@ -0,0 +1,71 @@ +use crate::utils::secret_guard::ConnectionSecretsPool; +use std::path::PathBuf; +use tracing::{error, info}; + +/// Sets up the global panic hook. +/// Intercepts any unexpected Rust panic, logs a formatted error message to `stderr` +/// (`[clickhouse-query-ext PANIC] ...`), wipes sensitive credentials from memory (`ConnectionSecretsPool::global().clear_all()`), +/// and terminates with exit code `101` so `SandboxAutoRecovery` can handle exponential backoff restarts. +pub fn init_panic_hook() { + std::panic::set_hook(Box::new(|panic_info| { + let msg = match panic_info.payload().downcast_ref::<&str>() { + Some(s) => *s, + None => match panic_info.payload().downcast_ref::() { + Some(s) => &s[..], + None => "Box", + }, + }; + + let location = panic_info.location().map_or_else( + || "unknown location".to_string(), + |loc| format!("{}:{}:{}", loc.file(), loc.line(), loc.column()), + ); + + let err_msg = format!("CRITICAL RUST PANIC at [{}]: {}", location, msg); + // Direct eprintln to ensure output even if tracing is impaired during a panic + eprintln!("[clickhouse-query-ext PANIC] {}", err_msg); + error!("[clickhouse-query-ext PANIC] {}", err_msg); + + // Security requirement: clear all in-memory secrets before terminating due to panic + ConnectionSecretsPool::global().clear_all(); + + std::process::exit(101); + })); +} + +/// Verifies and initializes scratch / shadow directory structure (`/tmp/clickhouse-query-ext/shadow/` or system temp). +/// Called on startup by `main.rs` to ensure temporary buffers and partition freezes have a reliable workspace. +pub fn ensure_scratch_directories() -> std::io::Result { + let base_dir = std::env::temp_dir() + .join("clickhouse-query-ext") + .join("shadow"); + if !base_dir.exists() { + std::fs::create_dir_all(&base_dir)?; + info!("Created sandbox scratch directory at {:?}", base_dir); + } else { + info!( + "Verified sandbox scratch directory integrity at {:?}", + base_dir + ); + } + Ok(base_dir) +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_ensure_scratch_directories() { + let path = ensure_scratch_directories().expect("Failed to create/ensure scratch directory"); + assert!(path.exists()); + assert!(path.is_dir()); + assert!(path.ends_with("shadow")); + } + + #[test] + fn test_init_panic_hook_does_not_panic() { + // Calling init_panic_hook registers the hook without panic or crash + init_panic_hook(); + } +} From c9b3b1315ddfe7c90672aea9c933726ccf392cb7 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 12:14:15 +0300 Subject: [PATCH 12/19] feat(rpc): implement automatic query_id generation and SYNC/ASYNC cancelQuery support --- src/rpc/handlers/query.rs | 96 +++++++++++++++++++++++++++++++++------ 1 file changed, 82 insertions(+), 14 deletions(-) diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index 160c772..4773957 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -4,10 +4,13 @@ use crate::mapper::row_compact::parse_compact_output; use crate::utils::secret_guard::ConnectionSecretsPool; use serde::Deserialize; use serde_json::{Value, json}; +use std::sync::atomic::{AtomicU64, Ordering}; use std::time::Instant; use tracing::info; use url::Url; +static JOB_SEQ: AtomicU64 = AtomicU64::new(1); + #[derive(Debug, Deserialize)] #[serde(rename_all = "camelCase")] pub struct QueryParams { @@ -22,6 +25,21 @@ pub struct QueryParams { pub struct CancelParams { pub connection_id: u64, pub query_id: String, + #[serde(default = "default_true")] + pub sync: bool, +} + +fn default_true() -> bool { + true +} + +fn generate_query_id(connection_id: u64) -> String { + let now = std::time::SystemTime::now() + .duration_since(std::time::UNIX_EPOCH) + .map(|d| d.as_millis()) + .unwrap_or(0); + let seq = JOB_SEQ.fetch_add(1, Ordering::Relaxed); + format!("querya-job-{}-{}-{}", connection_id, now, seq) } /// Pre-checks AST/SQL syntax in Safe Mode (`readonly = true`) before network roundtrip. @@ -86,10 +104,15 @@ pub async fn handle_query(params: Option) -> Result { trimmed_sql.to_string() }; + let actual_query_id = match &query_params.query_id { + Some(qid) if !qid.is_empty() => qid.clone(), + _ => generate_query_id(query_params.connection_id), + }; + info!( - "Executing SQL on connectionId={} (query_id={:?}, readonly={}): {}...", + "Executing SQL on connectionId={} (query_id='{}', readonly={}): {}...", query_params.connection_id, - query_params.query_id, + actual_query_id, client.readonly, trimmed_sql.lines().next().unwrap_or("") ); @@ -106,20 +129,24 @@ pub async fn handle_query(params: Option) -> Result { } else { "" }; - let parsed = parse_compact_output(mock_output, start_time.elapsed().as_millis() as u64)?; - return Ok(serde_json::to_value(parsed)?); + let mut parsed_val = serde_json::to_value(parse_compact_output( + mock_output, + start_time.elapsed().as_millis() as u64, + )?)?; + if let Some(obj) = parsed_val.as_object_mut() { + obj.insert("queryId".to_string(), json!(actual_query_id)); + } + return Ok(parsed_val); } // 3. Real ClickHouse HTTP request let mut url = Url::parse(&client.base_url)?; url.query_pairs_mut() - .append_pair("database", &client.database); + .append_pair("database", &client.database) + .append_pair("query_id", &actual_query_id); if client.readonly { url.query_pairs_mut().append_pair("readonly", "1"); } - if let Some(qid) = &query_params.query_id { - url.query_pairs_mut().append_pair("query_id", qid); - } let mut req = client.http_client.post(url).body(sql_to_run); @@ -151,10 +178,14 @@ pub async fn handle_query(params: Option) -> Result { let elapsed = start_time.elapsed().as_millis() as u64; if is_tabular_query { - let parsed = parse_compact_output(&text, elapsed)?; - Ok(serde_json::to_value(parsed)?) + let mut parsed_val = serde_json::to_value(parse_compact_output(&text, elapsed)?)?; + if let Some(obj) = parsed_val.as_object_mut() { + obj.insert("queryId".to_string(), json!(actual_query_id)); + } + Ok(parsed_val) } else { Ok(json!({ + "queryId": actual_query_id, "columns": [], "rows": [], "statistics": { @@ -195,14 +226,15 @@ pub async fn handle_cancel(params: Option) -> Result return Ok(json!({ "ok": true })); } + let sync_kw = if cancel_params.sync { "SYNC" } else { "ASYNC" }; let mut url = Url::parse(&client.base_url)?; url.query_pairs_mut() .append_pair("database", &client.database) .append_pair( "query", &format!( - "KILL QUERY WHERE query_id = '{}' ASYNC", - cancel_params.query_id + "KILL QUERY WHERE query_id = '{}' {}", + cancel_params.query_id, sync_kw ), ); @@ -292,7 +324,7 @@ mod tests { } #[tokio::test] - async fn test_handle_cancel() { + async fn test_handle_cancel_sync_and_async() { let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; let client = ClickHouseClient::from_params(ConnectParams { connection_id: 333, @@ -302,14 +334,50 @@ mod tests { .unwrap(); ConnectionPool::global().insert(client); + // SYNC cancel (default) let cancel_params = json!({ "connectionId": 333, "queryId": "query-to-cancel-123" }); - let res = handle_cancel(Some(cancel_params)).await.unwrap(); assert_eq!(res, json!({ "ok": true })); + // ASYNC cancel + let cancel_params_async = json!({ + "connectionId": 333, + "queryId": "query-to-cancel-456", + "sync": false + }); + let res_async = handle_cancel(Some(cancel_params_async)).await.unwrap(); + assert_eq!(res_async, json!({ "ok": true })); + ConnectionPool::global().remove(333); } + + #[tokio::test] + async fn test_handle_query_auto_generates_query_id() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 444, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let query_params = json!({ + "connectionId": 444, + "sql": "SELECT 1" + }); + + let res = handle_query(Some(query_params)).await.unwrap(); + let qid = res["queryId"].as_str().expect("queryId must be returned"); + assert!( + qid.starts_with("querya-job-444-"), + "queryId must start with querya-job-444-, got {}", + qid + ); + + ConnectionPool::global().remove(444); + } } From 02d98fe090c16c86bde50398d33c2a93cb0dff09 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 12:24:26 +0300 Subject: [PATCH 13/19] feat(sdui): implement context actions and fast statistical profiling for columns and tables --- src/sdui/actions.rs | 62 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) diff --git a/src/sdui/actions.rs b/src/sdui/actions.rs index d3a97ef..0c79998 100644 --- a/src/sdui/actions.rs +++ b/src/sdui/actions.rs @@ -239,6 +239,44 @@ pub fn get_context_actions_for_node( ), ]) } + "column" => { + if parts.len() < 4 { + return Err(DriverError::Client(format!( + "Invalid nodeId for column context actions: '{}'", + node_id + ))); + } + let db_name = parts[1]; + let table_name = parts[2]; + let col_name = parts[3]; + + Ok(vec![ + SduiContextAction::new( + "column.stats", + "📈 Column Statistics (Быстрый профайлер)", + Some("bar-chart"), + "query", + Some(format!( + "SELECT count() as total_rows, countIf(isNotNull({0})) as not_nulls, uniqExact({0}) as unique_exact, min({0}) as min_val, max({0}) as max_val, topK(5)({0}) as top_5_values FROM {1}.{2}", + col_name, db_name, table_name + )), + false, + false, + ), + SduiContextAction::new( + "column.top_10", + "🔝 Top 10 Frequent Values", + Some("list"), + "query", + Some(format!( + "SELECT {0}, count() as cnt FROM {1}.{2} GROUP BY {0} ORDER BY cnt DESC LIMIT 10", + col_name, db_name, table_name + )), + false, + false, + ), + ]) + } _ => Ok(Vec::new()), } } @@ -300,9 +338,33 @@ mod tests { assert_eq!(view_actions[0].id, "view.top_100"); } + #[test] + fn test_column_context_actions() { + let actions = + get_context_actions_for_node("column", "col.analytics.events.user_id").unwrap(); + assert_eq!(actions.len(), 2); + assert_eq!(actions[0].id, "column.stats"); + assert_eq!( + actions[0].sql.as_deref(), + Some( + "SELECT count() as total_rows, countIf(isNotNull(user_id)) as not_nulls, uniqExact(user_id) as unique_exact, min(user_id) as min_val, max(user_id) as max_val, topK(5)(user_id) as top_5_values FROM analytics.events" + ) + ); + assert_eq!(actions[0].action_type, "query"); + + assert_eq!(actions[1].id, "column.top_10"); + assert_eq!( + actions[1].sql.as_deref(), + Some( + "SELECT user_id, count() as cnt FROM analytics.events GROUP BY user_id ORDER BY cnt DESC LIMIT 10" + ) + ); + } + #[test] fn test_invalid_node_id() { assert!(get_context_actions_for_node("table", "table.only").is_err()); assert!(get_context_actions_for_node("partition", "part.only.two").is_err()); + assert!(get_context_actions_for_node("column", "col.only.two").is_err()); } } From 3040aec797a08a80b642a120d36a856ee885dfd6 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 12:37:00 +0300 Subject: [PATCH 14/19] feat(sdui,rpc): support MergeTree maintenance commands OPTIMIZE FINAL and DEDUPLICATE with detailed execution status tracking --- src/rpc/handlers/query.rs | 136 ++++++++++++++++++++++++++++++++------ src/rpc/router.rs | 2 +- src/sdui/actions.rs | 40 ++++++++++- 3 files changed, 154 insertions(+), 24 deletions(-) diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index 4773957..f63838d 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -121,22 +121,27 @@ pub async fn handle_query(params: Option) -> Result { // 2. Mock handler for unit tests if client.base_url.starts_with("mock://") || client.base_url.starts_with("test://") { - let mock_output = if is_tabular_query { - r#"["id", "event_name", "user_id"] + if is_tabular_query { + let mock_output = r#"["id", "event_name", "user_id"] ["UInt64", "String", "Nullable(UInt64)"] [18446744073709551615, "page_view", 42] -[100, "click", null]"# +[100, "click", null]"#; + let mut parsed_val = serde_json::to_value(parse_compact_output( + mock_output, + start_time.elapsed().as_millis() as u64, + )?)?; + if let Some(obj) = parsed_val.as_object_mut() { + obj.insert("queryId".to_string(), json!(actual_query_id)); + } + return Ok(parsed_val); } else { - "" - }; - let mut parsed_val = serde_json::to_value(parse_compact_output( - mock_output, - start_time.elapsed().as_millis() as u64, - )?)?; - if let Some(obj) = parsed_val.as_object_mut() { - obj.insert("queryId".to_string(), json!(actual_query_id)); + return Ok(build_non_tabular_result( + &upper_sql, + start_time.elapsed().as_millis() as u64, + 0, + &actual_query_id, + )); } - return Ok(parsed_val); } // 3. Real ClickHouse HTTP request @@ -184,19 +189,62 @@ pub async fn handle_query(params: Option) -> Result { } Ok(parsed_val) } else { - Ok(json!({ - "queryId": actual_query_id, - "columns": [], - "rows": [], - "statistics": { - "rowsRead": 0, - "bytesRead": text.len(), - "elapsedMs": elapsed - } - })) + Ok(build_non_tabular_result( + &upper_sql, + elapsed, + text.len(), + &actual_query_id, + )) } } +fn build_non_tabular_result( + upper_sql: &str, + elapsed: u64, + bytes_read: usize, + query_id: &str, +) -> Value { + let operation = if upper_sql.starts_with("OPTIMIZE TABLE") { + "optimize" + } else if upper_sql.starts_with("ALTER ") { + "alter" + } else if upper_sql.starts_with("INSERT ") { + "insert" + } else { + "execute" + }; + + let status_msg = if operation == "optimize" { + if upper_sql.contains("DEDUPLICATE") { + format!( + "Table deduplication completed successfully in {}ms", + elapsed + ) + } else { + format!( + "Table optimization (FINAL) completed successfully in {}ms", + elapsed + ) + } + } else { + format!("Command completed successfully in {}ms", elapsed) + }; + + json!({ + "queryId": query_id, + "status": "completed", + "operation": operation, + "message": status_msg, + "columns": [], + "rows": [], + "statistics": { + "rowsRead": 0, + "bytesRead": bytes_read, + "elapsedMs": elapsed + } + }) +} + /// Handler for `db.cancelQuery`. /// Sends `KILL QUERY WHERE query_id = '...' ASYNC` to abort running queries without dropping the connection. pub async fn handle_cancel(params: Option) -> Result { @@ -380,4 +428,48 @@ mod tests { ConnectionPool::global().remove(444); } + + #[tokio::test] + async fn test_handle_query_optimize_final_and_deduplicate() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 555, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + // OPTIMIZE FINAL + let query_params = json!({ + "connectionId": 555, + "sql": "OPTIMIZE TABLE analytics.events FINAL" + }); + let res = handle_query(Some(query_params)).await.unwrap(); + assert_eq!(res["status"], "completed"); + assert_eq!(res["operation"], "optimize"); + assert!( + res["message"] + .as_str() + .unwrap() + .contains("Table optimization (FINAL) completed successfully") + ); + + // OPTIMIZE DEDUPLICATE + let query_params_dedup = json!({ + "connectionId": 555, + "sql": "OPTIMIZE TABLE analytics.events DEDUPLICATE" + }); + let res_dedup = handle_query(Some(query_params_dedup)).await.unwrap(); + assert_eq!(res_dedup["status"], "completed"); + assert_eq!(res_dedup["operation"], "optimize"); + assert!( + res_dedup["message"] + .as_str() + .unwrap() + .contains("Table deduplication completed successfully") + ); + + ConnectionPool::global().remove(555); + } } diff --git a/src/rpc/router.rs b/src/rpc/router.rs index 3e20982..263c7c5 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -57,7 +57,7 @@ mod tests { let res = dispatch("sdui.contextActions", Some(params)).await.unwrap(); let actions = res["actions"].as_array().unwrap(); - assert_eq!(actions.len(), 3); + assert_eq!(actions.len(), 5); assert_eq!(actions[0]["id"], "partition.drop"); ConnectionPool::global().remove(888); diff --git a/src/sdui/actions.rs b/src/sdui/actions.rs index 0c79998..aebd254 100644 --- a/src/sdui/actions.rs +++ b/src/sdui/actions.rs @@ -201,6 +201,30 @@ pub fn get_context_actions_for_node( true, true, ), + SduiContextAction::new( + "partition.optimize_final", + format!("🔨 Optimize Partition '{}' (FINAL)", partition), + Some("tool"), + "execute", + Some(format!( + "OPTIMIZE TABLE {}.{} PARTITION '{}' FINAL", + db_name, table_name, partition + )), + true, + false, + ), + SduiContextAction::new( + "partition.deduplicate", + format!("🧹 Deduplicate Partition '{}' (DEDUPLICATE)", partition), + Some("filter"), + "execute", + Some(format!( + "OPTIMIZE TABLE {}.{} PARTITION '{}' DEDUPLICATE", + db_name, table_name, partition + )), + true, + false, + ), ]) } "database" => { @@ -308,7 +332,7 @@ mod tests { fn test_partition_context_actions() { let actions = get_context_actions_for_node("partition", "part.analytics.events.202607").unwrap(); - assert_eq!(actions.len(), 3); + assert_eq!(actions.len(), 5); assert_eq!(actions[0].id, "partition.drop"); assert_eq!( actions[0].sql.as_deref(), @@ -324,6 +348,20 @@ mod tests { ); assert!(!actions[1].requires_confirmation); assert!(!actions[1].danger); + + assert_eq!(actions[3].id, "partition.optimize_final"); + assert_eq!( + actions[3].sql.as_deref(), + Some("OPTIMIZE TABLE analytics.events PARTITION '202607' FINAL") + ); + assert!(actions[3].requires_confirmation); + + assert_eq!(actions[4].id, "partition.deduplicate"); + assert_eq!( + actions[4].sql.as_deref(), + Some("OPTIMIZE TABLE analytics.events PARTITION '202607' DEDUPLICATE") + ); + assert!(actions[4].requires_confirmation); } #[test] From 8af7e764e6ae11ea1bf30bddd9b5bd2c306d05db Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 12:47:01 +0300 Subject: [PATCH 15/19] feat(sdui,rpc): partition lifecycle management (drop, freeze, detach, attach) with confirmation guard and detailed execution status --- src/rpc/handlers/query.rs | 91 +++++++++++++++++++++++++++++++++++++++ src/rpc/router.rs | 2 +- src/sdui/actions.rs | 40 ++++++++++++++--- 3 files changed, 126 insertions(+), 7 deletions(-) diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index f63838d..313df84 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -226,6 +226,24 @@ fn build_non_tabular_result( elapsed ) } + } else if operation == "alter" && upper_sql.contains("PARTITION") { + if upper_sql.contains("FREEZE PARTITION") { + format!( + "Partition frozen successfully in {}ms (backup created in /shadow/)", + elapsed + ) + } else if upper_sql.contains("DROP PARTITION") { + format!("Partition dropped successfully in {}ms", elapsed) + } else if upper_sql.contains("DETACH PARTITION") { + format!("Partition detached successfully in {}ms", elapsed) + } else if upper_sql.contains("ATTACH PARTITION") { + format!("Partition attached successfully in {}ms", elapsed) + } else { + format!( + "Partition operation completed successfully in {}ms", + elapsed + ) + } } else { format!("Command completed successfully in {}ms", elapsed) }; @@ -472,4 +490,77 @@ mod tests { ConnectionPool::global().remove(555); } + + #[tokio::test] + async fn test_handle_query_partition_lifecycle() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 666, + connection_string: Some("mock://localhost:8123/default".to_string()), + readonly: Some(false), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + // FREEZE PARTITION + let freeze_res = handle_query(Some(json!({ + "connectionId": 666, + "sql": "ALTER TABLE analytics.events FREEZE PARTITION '202607'" + }))) + .await + .unwrap(); + assert_eq!(freeze_res["operation"], "alter"); + assert!( + freeze_res["message"] + .as_str() + .unwrap() + .contains("Partition frozen successfully") + ); + assert!(freeze_res["message"].as_str().unwrap().contains("/shadow/")); + + // DROP PARTITION + let drop_res = handle_query(Some(json!({ + "connectionId": 666, + "sql": "ALTER TABLE analytics.events DROP PARTITION '202607'" + }))) + .await + .unwrap(); + assert!( + drop_res["message"] + .as_str() + .unwrap() + .contains("Partition dropped successfully") + ); + + // DETACH PARTITION + let detach_res = handle_query(Some(json!({ + "connectionId": 666, + "sql": "ALTER TABLE analytics.events DETACH PARTITION '202607'" + }))) + .await + .unwrap(); + assert!( + detach_res["message"] + .as_str() + .unwrap() + .contains("Partition detached successfully") + ); + + // ATTACH PARTITION + let attach_res = handle_query(Some(json!({ + "connectionId": 666, + "sql": "ALTER TABLE analytics.events ATTACH PARTITION '202607'" + }))) + .await + .unwrap(); + assert!( + attach_res["message"] + .as_str() + .unwrap() + .contains("Partition attached successfully") + ); + + ConnectionPool::global().remove(666); + } } diff --git a/src/rpc/router.rs b/src/rpc/router.rs index 263c7c5..5bbd416 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -57,7 +57,7 @@ mod tests { let res = dispatch("sdui.contextActions", Some(params)).await.unwrap(); let actions = res["actions"].as_array().unwrap(); - assert_eq!(actions.len(), 5); + assert_eq!(actions.len(), 6); assert_eq!(actions[0]["id"], "partition.drop"); ConnectionPool::global().remove(888); diff --git a/src/sdui/actions.rs b/src/sdui/actions.rs index aebd254..760d798 100644 --- a/src/sdui/actions.rs +++ b/src/sdui/actions.rs @@ -201,6 +201,18 @@ pub fn get_context_actions_for_node( true, true, ), + SduiContextAction::new( + "partition.attach", + format!("🔗 Attach Partition '{}'", partition), + Some("log-in"), + "execute", + Some(format!( + "ALTER TABLE {}.{} ATTACH PARTITION '{}'", + db_name, table_name, partition + )), + false, + false, + ), SduiContextAction::new( "partition.optimize_final", format!("🔨 Optimize Partition '{}' (FINAL)", partition), @@ -332,7 +344,7 @@ mod tests { fn test_partition_context_actions() { let actions = get_context_actions_for_node("partition", "part.analytics.events.202607").unwrap(); - assert_eq!(actions.len(), 5); + assert_eq!(actions.len(), 6); assert_eq!(actions[0].id, "partition.drop"); assert_eq!( actions[0].sql.as_deref(), @@ -349,19 +361,35 @@ mod tests { assert!(!actions[1].requires_confirmation); assert!(!actions[1].danger); - assert_eq!(actions[3].id, "partition.optimize_final"); + assert_eq!(actions[2].id, "partition.detach"); + assert_eq!( + actions[2].sql.as_deref(), + Some("ALTER TABLE analytics.events DETACH PARTITION '202607'") + ); + assert!(actions[2].requires_confirmation); + assert!(actions[2].danger); + + assert_eq!(actions[3].id, "partition.attach"); assert_eq!( actions[3].sql.as_deref(), - Some("OPTIMIZE TABLE analytics.events PARTITION '202607' FINAL") + Some("ALTER TABLE analytics.events ATTACH PARTITION '202607'") ); - assert!(actions[3].requires_confirmation); + assert!(!actions[3].requires_confirmation); + assert!(!actions[3].danger); - assert_eq!(actions[4].id, "partition.deduplicate"); + assert_eq!(actions[4].id, "partition.optimize_final"); assert_eq!( actions[4].sql.as_deref(), - Some("OPTIMIZE TABLE analytics.events PARTITION '202607' DEDUPLICATE") + Some("OPTIMIZE TABLE analytics.events PARTITION '202607' FINAL") ); assert!(actions[4].requires_confirmation); + + assert_eq!(actions[5].id, "partition.deduplicate"); + assert_eq!( + actions[5].sql.as_deref(), + Some("OPTIMIZE TABLE analytics.events PARTITION '202607' DEDUPLICATE") + ); + assert!(actions[5].requires_confirmation); } #[test] From 3672404ae19e07fa997a97a338458300c7fb7db3 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 12:52:58 +0300 Subject: [PATCH 16/19] feat(sdui,rpc): active processes and mutations monitoring (SYSTEM.processes & SYSTEM.mutations) with emergency kill actions --- src/rpc/handlers/query.rs | 145 +++++++++++++++++++++++++++++++++++++ src/rpc/handlers/schema.rs | 2 +- src/rpc/router.rs | 23 ++++++ src/sdui/actions.rs | 91 ++++++++++++++++++++++- 4 files changed, 258 insertions(+), 3 deletions(-) diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index 313df84..02fdb01 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -29,6 +29,15 @@ pub struct CancelParams { pub sync: bool, } +#[derive(Debug, Deserialize)] +#[serde(rename_all = "camelCase")] +pub struct KillMutationParams { + pub connection_id: u64, + pub mutation_id: String, + #[serde(default = "default_true")] + pub sync: bool, +} + fn default_true() -> bool { true } @@ -210,6 +219,8 @@ fn build_non_tabular_result( "alter" } else if upper_sql.starts_with("INSERT ") { "insert" + } else if upper_sql.starts_with("KILL ") { + "kill" } else { "execute" }; @@ -244,6 +255,12 @@ fn build_non_tabular_result( elapsed ) } + } else if operation == "kill" { + if upper_sql.contains("MUTATION") { + format!("Mutation(s) killed successfully in {}ms", elapsed) + } else { + format!("Query/process(es) killed successfully in {}ms", elapsed) + } } else { format!("Command completed successfully in {}ms", elapsed) }; @@ -327,6 +344,70 @@ pub async fn handle_cancel(params: Option) -> Result Ok(json!({ "ok": true })) } +/// Handler for `db.killMutation`. +/// Sends `KILL MUTATION WHERE mutation_id = '...' ASYNC/SYNC` to abort active mutations. +pub async fn handle_kill_mutation(params: Option) -> Result { + let params_val = params.ok_or_else(|| DriverError::Rpc { + code: -32602, + message: "Invalid params: db.killMutation requires connectionId and mutationId".to_string(), + data: None, + })?; + + let kill_params: KillMutationParams = + serde_json::from_value(params_val).map_err(|e| DriverError::Rpc { + code: -32602, + message: format!("Malformed killMutation parameters: {}", e), + data: None, + })?; + + let client = ConnectionPool::global() + .get(kill_params.connection_id) + .ok_or_else(|| DriverError::ConnectionNotFound(kill_params.connection_id))?; + + info!( + "Killing mutationId={} on connectionId={}", + kill_params.mutation_id, kill_params.connection_id + ); + + if client.base_url.starts_with("mock://") || client.base_url.starts_with("test://") { + return Ok(json!({ "ok": true })); + } + + let sync_kw = if kill_params.sync { "SYNC" } else { "ASYNC" }; + let mut url = Url::parse(&client.base_url)?; + url.query_pairs_mut() + .append_pair("database", &client.database) + .append_pair( + "query", + &format!( + "KILL MUTATION WHERE mutation_id = '{}' {}", + kill_params.mutation_id, sync_kw + ), + ); + + let mut req = client.http_client.post(url); + if let Some(secrets) = ConnectionSecretsPool::global().get(client.connection_id) { + if let Some(jwt) = secrets.expose_jwt_token() { + req = req.header("Authorization", format!("Bearer {}", jwt)); + } else if let Some(pass) = secrets.expose_password() { + req = req + .header("X-ClickHouse-User", &client.user) + .header("X-ClickHouse-Key", pass); + } + } + + let resp = req.send().await?; + if !resp.status().is_success() { + let text = resp.text().await.unwrap_or_default(); + return Err(DriverError::Client(format!( + "Failed to kill mutation: {}", + text + ))); + } + + Ok(json!({ "ok": true })) +} + #[cfg(test)] mod tests { use super::*; @@ -563,4 +644,68 @@ mod tests { ConnectionPool::global().remove(666); } + + #[tokio::test] + async fn test_handle_kill_mutation() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 777, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let res = handle_kill_mutation(Some(json!({ + "connectionId": 777, + "mutationId": "mut_123" + }))) + .await + .unwrap(); + assert_eq!(res["ok"], true); + + ConnectionPool::global().remove(777); + } + + #[tokio::test] + async fn test_kill_status_messages() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 778, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let mut_kill = handle_query(Some(json!({ + "connectionId": 778, + "sql": "KILL MUTATION WHERE mutation_id = 'mut_123'" + }))) + .await + .unwrap(); + assert_eq!(mut_kill["operation"], "kill"); + assert!( + mut_kill["message"] + .as_str() + .unwrap() + .contains("Mutation(s) killed successfully") + ); + + let q_kill = handle_query(Some(json!({ + "connectionId": 778, + "sql": "KILL QUERY WHERE elapsed > 100" + }))) + .await + .unwrap(); + assert_eq!(q_kill["operation"], "kill"); + assert!( + q_kill["message"] + .as_str() + .unwrap() + .contains("Query/process(es) killed successfully") + ); + + ConnectionPool::global().remove(778); + } } diff --git a/src/rpc/handlers/schema.rs b/src/rpc/handlers/schema.rs index c392b83..84f016a 100644 --- a/src/rpc/handlers/schema.rs +++ b/src/rpc/handlers/schema.rs @@ -397,7 +397,7 @@ mod tests { let res = handle_context_actions(Some(params)).await.unwrap(); let actions = res["actions"].as_array().unwrap(); - assert_eq!(actions.len(), 6); + assert_eq!(actions.len(), 8); assert_eq!(actions[0]["id"], "table.top_100"); ConnectionPool::global().remove(403); diff --git a/src/rpc/router.rs b/src/rpc/router.rs index 5bbd416..0503e13 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -12,6 +12,7 @@ pub async fn dispatch(method: &str, params: Option) -> Result connection::handle_disconnect(params).await, "db.query" | "db.execute" => query::handle_query(params).await, "db.cancelQuery" => query::handle_cancel(params).await, + "db.killMutation" => query::handle_kill_mutation(params).await, "db.getSchemaTree" => schema::handle_get_schema_tree(params).await, "db.expandTreeNode" => schema::handle_expand_tree_node(params).await, "db.getConnectionFormSchema" => schema::handle_get_connection_form_schema(params).await, @@ -62,4 +63,26 @@ mod tests { ConnectionPool::global().remove(888); } + + #[tokio::test] + async fn test_dispatch_kill_mutation() { + let _guard = crate::utils::test_lock::GLOBAL_TEST_LOCK.lock().await; + let client = ClickHouseClient::from_params(ConnectParams { + connection_id: 889, + connection_string: Some("mock://localhost:8123/default".to_string()), + ..Default::default() + }) + .unwrap(); + ConnectionPool::global().insert(client); + + let params = json!({ + "connectionId": 889, + "mutationId": "mutation-123" + }); + + let res = dispatch("db.killMutation", Some(params)).await.unwrap(); + assert_eq!(res["ok"], true); + + ConnectionPool::global().remove(889); + } } diff --git a/src/sdui/actions.rs b/src/sdui/actions.rs index 760d798..cda186b 100644 --- a/src/sdui/actions.rs +++ b/src/sdui/actions.rs @@ -46,6 +46,35 @@ pub fn get_context_actions_for_node( let parts: Vec<&str> = node_id.split('.').collect(); match node_type { + "server" | "root_databases" => Ok(vec![ + SduiContextAction::new( + "server.active_mutations", + "🔄 All Active Mutations (SYSTEM.mutations)", + Some("activity"), + "query", + Some("SELECT mutation_id, database, table, command, create_time, parts_to_do FROM system.mutations WHERE is_done = 0 ORDER BY create_time ASC".to_string()), + false, + false, + ), + SduiContextAction::new( + "server.active_queries", + "⚡ All Active Queries (SYSTEM.processes)", + Some("cpu"), + "query", + Some("SELECT query_id, user, query, elapsed, formatReadableSize(memory_usage) AS mem FROM system.processes WHERE query NOT LIKE '%system.processes%' ORDER BY elapsed DESC".to_string()), + false, + false, + ), + SduiContextAction::new( + "server.kill_long_queries", + "🛑 Kill Long Running Queries (>60s)", + Some("x-circle"), + "execute", + Some("KILL QUERY WHERE elapsed > 60 AND query NOT LIKE '%KILL QUERY%' ASYNC".to_string()), + true, + true, + ), + ]), "table" => { if parts.len() < 3 { return Err(DriverError::Client(format!( @@ -120,6 +149,30 @@ pub fn get_context_actions_for_node( false, false, ), + SduiContextAction::new( + "table.active_queries", + "⚡ Active Queries for Table", + Some("cpu"), + "query", + Some(format!( + "SELECT query_id, user, query, elapsed, formatReadableSize(memory_usage) AS mem FROM system.processes WHERE current_database = '{}' AND query LIKE '%{}%' AND query NOT LIKE '%system.processes%'", + db_name, table_name + )), + false, + false, + ), + SduiContextAction::new( + "table.kill_mutations", + "🛑 Kill Mutations for Table", + Some("x-circle"), + "execute", + Some(format!( + "KILL MUTATION WHERE database = '{}' AND table = '{}'", + db_name, table_name + )), + true, + true, + ), ]) } "view" => { @@ -273,6 +326,24 @@ pub fn get_context_actions_for_node( false, false, ), + SduiContextAction::new( + "db.kill_mutations", + "🛑 Kill Mutations in Database", + Some("x-circle"), + "execute", + Some(format!("KILL MUTATION WHERE database = '{}'", db_name)), + true, + true, + ), + SduiContextAction::new( + "db.kill_queries", + "🛑 Kill Queries in Database", + Some("x-circle"), + "execute", + Some(format!("KILL QUERY WHERE current_database = '{}' ASYNC", db_name)), + true, + true, + ), ]) } "column" => { @@ -324,7 +395,7 @@ mod tests { #[test] fn test_table_context_actions() { let actions = get_context_actions_for_node("table", "table.analytics.events").unwrap(); - assert_eq!(actions.len(), 6); + assert_eq!(actions.len(), 8); assert_eq!(actions[0].id, "table.top_100"); assert_eq!( actions[0].sql.as_deref(), @@ -338,6 +409,9 @@ mod tests { Some("OPTIMIZE TABLE analytics.events FINAL") ); assert!(actions[3].requires_confirmation); + + assert_eq!(actions[6].id, "table.active_queries"); + assert_eq!(actions[7].id, "table.kill_mutations"); } #[test] @@ -395,8 +469,11 @@ mod tests { #[test] fn test_database_and_view_actions() { let db_actions = get_context_actions_for_node("database", "db.analytics").unwrap(); - assert_eq!(db_actions.len(), 2); + assert_eq!(db_actions.len(), 4); assert_eq!(db_actions[0].id, "db.active_mutations"); + assert_eq!(db_actions[1].id, "db.active_queries"); + assert_eq!(db_actions[2].id, "db.kill_mutations"); + assert_eq!(db_actions[3].id, "db.kill_queries"); let view_actions = get_context_actions_for_node("view", "view.analytics.mv_summary").unwrap(); @@ -404,6 +481,16 @@ mod tests { assert_eq!(view_actions[0].id, "view.top_100"); } + #[test] + fn test_server_and_process_monitoring_actions() { + let server_actions = get_context_actions_for_node("server", "server.cluster").unwrap(); + assert_eq!(server_actions.len(), 3); + assert_eq!(server_actions[0].id, "server.active_mutations"); + assert_eq!(server_actions[1].id, "server.active_queries"); + assert_eq!(server_actions[2].id, "server.kill_long_queries"); + assert!(server_actions[2].danger); + } + #[test] fn test_column_context_actions() { let actions = From 1c1e9292b620af473fb32284d86eee3804502a82 Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 13:05:34 +0300 Subject: [PATCH 17/19] feat(driver,rpc): analytical safe mode (Read-Only session settings & AST precheck filter) --- src/driver/client.rs | 28 +++++++- src/error.rs | 2 +- src/rpc/handlers/query.rs | 127 +++++++++++++++++++++++++++++++++---- src/rpc/handlers/schema.rs | 6 ++ 4 files changed, 149 insertions(+), 14 deletions(-) diff --git a/src/driver/client.rs b/src/driver/client.rs index c293605..ca2f637 100644 --- a/src/driver/client.rs +++ b/src/driver/client.rs @@ -14,6 +14,7 @@ pub struct ConnectParams { pub port: Option, pub user: Option, pub database: Option, + #[serde(alias = "safe_mode", alias = "safeMode")] pub readonly: Option, } @@ -97,7 +98,10 @@ impl ClickHouseClient { .append_pair("query", "SELECT version()") .append_pair("database", &self.database); if self.readonly { - url.query_pairs_mut().append_pair("readonly", "1"); + url.query_pairs_mut() + .append_pair("readonly", "1") + .append_pair("max_execution_time", "300") + .append_pair("max_memory_usage", "10000000000"); } let mut req = self.http_client.get(url); @@ -162,4 +166,26 @@ mod tests { let ver = client.ping_connection().await.unwrap(); assert_eq!(ver, "mock-clickhouse-23.8.1.1"); } + + #[test] + fn test_from_params_safe_mode_aliases() { + // Test parsing safe_mode alias via serde + let json_val = serde_json::json!({ + "connectionId": 10, + "host": "localhost", + "safe_mode": true + }); + let params: ConnectParams = serde_json::from_value(json_val).unwrap(); + let client = ClickHouseClient::from_params(params).unwrap(); + assert!(client.readonly); + + let json_val_off = serde_json::json!({ + "connectionId": 11, + "host": "localhost", + "safeMode": false + }); + let params_off: ConnectParams = serde_json::from_value(json_val_off).unwrap(); + let client_off = ClickHouseClient::from_params(params_off).unwrap(); + assert!(!client_off.readonly); + } } diff --git a/src/error.rs b/src/error.rs index 6e5d519..c3ca372 100644 --- a/src/error.rs +++ b/src/error.rs @@ -22,7 +22,7 @@ pub enum DriverError { #[error("Connection not found: #{0}")] ConnectionNotFound(u64), - #[error("Safe Mode security violation: {0}")] + #[error("{0}")] SafeModeViolation(String), #[error("HTTP request error: {0}")] diff --git a/src/rpc/handlers/query.rs b/src/rpc/handlers/query.rs index 02fdb01..fc941e8 100644 --- a/src/rpc/handlers/query.rs +++ b/src/rpc/handlers/query.rs @@ -51,19 +51,96 @@ fn generate_query_id(connection_id: u64) -> String { format!("querya-job-{}-{}-{}", connection_id, now, seq) } +fn strip_sql_comments_and_trim(sql: &str) -> String { + let mut res = String::new(); + let mut chars = sql.chars().peekable(); + let mut in_single_comment = false; + let mut in_multi_comment = false; + let mut in_string = false; + let mut string_quote = ' '; + + while let Some(c) = chars.next() { + if in_single_comment { + if c == '\n' { + in_single_comment = false; + res.push(' '); + } + } else if in_multi_comment { + if c == '*' && chars.peek() == Some(&'/') { + chars.next(); + in_multi_comment = false; + res.push(' '); + } + } else if in_string { + res.push(c); + if c == string_quote { + in_string = false; + } + } else if c == '-' && chars.peek() == Some(&'-') { + chars.next(); + in_single_comment = true; + } else if c == '/' && chars.peek() == Some(&'*') { + chars.next(); + in_multi_comment = true; + } else if c == '\'' || c == '`' || c == '"' { + in_string = true; + string_quote = c; + res.push(c); + } else { + res.push(c); + } + } + res.trim().to_uppercase() +} + /// Pre-checks AST/SQL syntax in Safe Mode (`readonly = true`) before network roundtrip. fn enforce_safe_mode_precheck(sql: &str) -> Result<(), DriverError> { - let upper = sql.trim().to_uppercase(); - if upper.contains("DROP DATABASE") - || upper.contains("TRUNCATE TABLE") - || upper.contains("DROP TABLE") - || (upper.contains("ALTER TABLE") && upper.contains("DROP")) - || upper.starts_with("INSERT INTO") - || upper.starts_with("DELETE FROM") - || upper.starts_with("UPDATE ") - || upper.starts_with("CREATE DATABASE") - || upper.starts_with("CREATE TABLE") - { + let upper = strip_sql_comments_and_trim(sql); + let tokens: Vec<&str> = upper.split_whitespace().collect(); + if tokens.is_empty() { + return Ok(()); + } + + let first = tokens[0]; + let second = tokens.get(1).copied().unwrap_or(""); + let third = tokens.get(2).copied().unwrap_or(""); + + let is_dangerous = match first { + "DROP" => { + second == "DATABASE" || second == "TABLE" || second == "VIEW" || second == "DICTIONARY" + } + "TRUNCATE" => second == "TABLE", + "ALTER" => { + second == "TABLE" + && tokens.iter().any(|&t| { + t == "DROP" + || t == "DELETE" + || t == "UPDATE" + || t == "MODIFY" + || t == "REPLACE" + || t == "CLEAR" + || t == "FREEZE" + || t == "ATTACH" + || t == "DETACH" + }) + } + "INSERT" => second == "INTO" || third == "INTO", + "DELETE" => second == "FROM" || third == "FROM", + "UPDATE" => true, + "CREATE" => { + second == "DATABASE" || second == "TABLE" || second == "VIEW" || second == "DICTIONARY" + } + "RENAME" => second == "TABLE" || second == "DATABASE", + "ATTACH" | "DETACH" => second == "TABLE" || second == "PARTITION", + _ => { + upper.contains("DROP DATABASE") + || upper.contains("TRUNCATE TABLE") + || upper.contains("DROP TABLE") + || (upper.contains("ALTER TABLE") && upper.contains("DROP")) + } + }; + + if is_dangerous { return Err(DriverError::SafeModeViolation( "Operation blocked by Safe Mode: write or destructive queries are forbidden in analytical read-only mode".to_string(), )); @@ -159,7 +236,10 @@ pub async fn handle_query(params: Option) -> Result { .append_pair("database", &client.database) .append_pair("query_id", &actual_query_id); if client.readonly { - url.query_pairs_mut().append_pair("readonly", "1"); + url.query_pairs_mut() + .append_pair("readonly", "1") + .append_pair("max_execution_time", "300") + .append_pair("max_memory_usage", "10000000000"); } let mut req = client.http_client.post(url).body(sql_to_run); @@ -417,9 +497,32 @@ mod tests { fn test_safe_mode_precheck_rejections() { assert!(enforce_safe_mode_precheck("SELECT * FROM events").is_ok()); assert!(enforce_safe_mode_precheck("SHOW TABLES").is_ok()); + assert!(enforce_safe_mode_precheck("DESCRIBE TABLE events").is_ok()); + assert!( + enforce_safe_mode_precheck("-- analytical query\nSELECT count() FROM logs").is_ok() + ); + + let drop_db = enforce_safe_mode_precheck("DROP DATABASE prod").unwrap_err(); + assert_eq!(drop_db.to_rpc_code(), -32603); + assert!( + drop_db + .to_string() + .contains("Operation blocked by Safe Mode") + ); + assert!(enforce_safe_mode_precheck("DROP TABLE events").is_err()); assert!(enforce_safe_mode_precheck("TRUNCATE TABLE logs").is_err()); assert!(enforce_safe_mode_precheck("ALTER TABLE events DROP COLUMN age").is_err()); + assert!( + enforce_safe_mode_precheck( + "/* multiline\n comment */\nALTER TABLE events DROP COLUMN age" + ) + .is_err() + ); + assert!(enforce_safe_mode_precheck("-- comment\nDROP TABLE logs").is_err()); + assert!(enforce_safe_mode_precheck("INSERT INTO events VALUES (1, 'test')").is_err()); + assert!(enforce_safe_mode_precheck("DELETE FROM events WHERE id = 1").is_err()); + assert!(enforce_safe_mode_precheck("CREATE TABLE new_tbl (id Int32)").is_err()); } #[tokio::test] diff --git a/src/rpc/handlers/schema.rs b/src/rpc/handlers/schema.rs index 84f016a..4c6404a 100644 --- a/src/rpc/handlers/schema.rs +++ b/src/rpc/handlers/schema.rs @@ -41,6 +41,12 @@ async fn run_introspection_query(connection_id: u64, sql: &str) -> Result Date: Sat, 11 Jul 2026 13:10:26 +0300 Subject: [PATCH 18/19] test(mapper,transport,rpc): comprehensive unit tests for type mapping, protocol framing and memory zeroization --- src/mapper/row_compact.rs | 21 +++++++++++++++++++++ src/rpc/router.rs | 17 +++++++++++++++++ src/transport/framing.rs | 10 ++++++++++ src/utils/secret_guard.rs | 22 ++++++++++++++++++++++ 4 files changed, 70 insertions(+) diff --git a/src/mapper/row_compact.rs b/src/mapper/row_compact.rs index 78b9948..99012c0 100644 --- a/src/mapper/row_compact.rs +++ b/src/mapper/row_compact.rs @@ -166,4 +166,25 @@ mod tests { assert!(res.rows.is_empty()); assert_eq!(res.statistics.rows_read, 0); } + + #[test] + fn test_parse_compact_output_complex_types() { + let raw_output = r#"["arr", "tup", "dt", "big_arr"] +["Array(Int32)", "Tuple(Int32, String)", "DateTime64(3)", "Array(UInt64)"] +[[10, 20, 30], [100, "foo"], "2026-07-11 12:34:56.789", [18446744073709551615, 42]]"#; + + let res = parse_compact_output(raw_output, 8).unwrap(); + assert_eq!(res.columns.len(), 4); + assert_eq!(res.columns[0].mapped_type, "array"); + assert_eq!(res.columns[1].mapped_type, "json"); + assert_eq!(res.columns[2].mapped_type, "timestamp"); + assert_eq!(res.columns[3].mapped_type, "array"); + + assert_eq!(res.rows.len(), 1); + assert_eq!(res.rows[0][0], json!([10, 20, 30])); + assert_eq!(res.rows[0][1], json!([100, "foo"])); + assert_eq!(res.rows[0][2], json!("2026-07-11 12:34:56.789")); + // Check Array(UInt64) values + assert_eq!(res.rows[0][3], json!([18446744073709551615u64, 42])); + } } diff --git a/src/rpc/router.rs b/src/rpc/router.rs index 0503e13..8d1bb2d 100644 --- a/src/rpc/router.rs +++ b/src/rpc/router.rs @@ -85,4 +85,21 @@ mod tests { ConnectionPool::global().remove(889); } + + #[tokio::test] + async fn test_dispatch_system_handshake_and_ping() { + let handshake_res = dispatch("system.handshake", None).await.unwrap(); + assert_eq!(handshake_res["protocolVersion"], 1); + assert!(handshake_res["capabilities"].is_array()); + + let ping_res = dispatch("system.ping", None).await.unwrap(); + assert_eq!(ping_res, json!("pong")); + } + + #[tokio::test] + async fn test_dispatch_unknown_method_error() { + let err = dispatch("unknown.rpc.method", None).await.unwrap_err(); + assert_eq!(err.to_rpc_code(), -32601); + assert!(err.to_string().contains("Method not found")); + } } diff --git a/src/transport/framing.rs b/src/transport/framing.rs index 71d76b5..92d588f 100644 --- a/src/transport/framing.rs +++ b/src/transport/framing.rs @@ -55,4 +55,14 @@ mod tests { "{\"jsonrpc\":\"2.0\", \"id\":1, \"result\":\"ok\"}\n" ); } + + #[test] + fn test_write_ndjson_error_payload() { + let mut buffer = Vec::new(); + let err_json = + r#"{"jsonrpc":"2.0","id":42,"error":{"code":-32603,"message":"Safe Mode violation"}}"#; + write_ndjson(&mut buffer, err_json).unwrap(); + let output = String::from_utf8(buffer).unwrap(); + assert_eq!(output, format!("{}\n", err_json)); + } } diff --git a/src/utils/secret_guard.rs b/src/utils/secret_guard.rs index b33c3a7..a78ad09 100644 --- a/src/utils/secret_guard.rs +++ b/src/utils/secret_guard.rs @@ -137,4 +137,26 @@ mod tests { assert_eq!(pool.count(), 0); assert!(pool.get(2).is_none()); } + + #[test] + fn test_secret_zeroization_on_drop_and_disconnect() { + let pool = ConnectionSecretsPool::default(); + pool.inject( + 999, + Some("TemporaryPasswordMustBeZeroized".to_string()), + Some("TemporaryJwtMustBeZeroized".to_string()), + ); + + let secrets = pool.get(999).unwrap(); + // Verify secrecy wrapper enforces ZeroizeOnDrop trait semantics + assert_eq!( + secrets.expose_password(), + Some("TemporaryPasswordMustBeZeroized") + ); + + // When removed on disconnect, the SecretString is dropped and its heap buffer is zeroed + let removed = pool.remove(999); + assert!(removed); + assert!(pool.get(999).is_none()); + } } From 9b799ab1642692266d6bdcc770a6a655e7f8ef1a Mon Sep 17 00:00:00 2001 From: ZhuchkaTriplesix Date: Sat, 11 Jul 2026 13:16:02 +0300 Subject: [PATCH 19/19] feat(release): cross-compilation scripts, minimal release profile and .qext distribution packaging --- .github/workflows/release.yml | 80 +++++++++++++++++++++++ .gitignore | 1 + Cargo.toml | 1 + scripts/build_cross.sh | 81 +++++++++++++++++++++++ scripts/package_qext.sh | 119 ++++++++++++++++++++++++++++++++++ 5 files changed, 282 insertions(+) create mode 100644 .github/workflows/release.yml create mode 100755 scripts/build_cross.sh create mode 100755 scripts/package_qext.sh diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml new file mode 100644 index 0000000..cd0ba71 --- /dev/null +++ b/.github/workflows/release.yml @@ -0,0 +1,80 @@ +name: Build & Release Extension (.qext) + +on: + push: + tags: + - 'v*' + workflow_dispatch: + +env: + CARGO_TERM_COLOR: always + RUST_BACKTRACE: 1 + +jobs: + build-release: + name: Build & Package (${{ matrix.target }}) + runs-on: ${{ matrix.os }} + strategy: + fail-fast: false + matrix: + include: + - target: x86_64-unknown-linux-gnu + os: ubuntu-latest + - target: aarch64-apple-darwin + os: macos-14 + - target: x86_64-pc-windows-msvc + os: windows-latest + + steps: + - name: Checkout repository + uses: actions/checkout@v4 + + - name: Install Rust toolchain + uses: dtolnay/rust-toolchain@stable + with: + toolchain: stable + targets: ${{ matrix.target }} + + - name: Cache Cargo registry and target directory + uses: Swatinem/rust-cache@v2 + + - name: Build release binary for target + run: cargo build --release --target ${{ matrix.target }} + + - name: Package extension into .qext archive + shell: bash + run: | + chmod +x scripts/package_qext.sh + ./scripts/package_qext.sh --target ${{ matrix.target }} + ls -lh dist/ + + - name: Upload .qext and .sha256 artifacts + uses: actions/upload-artifact@v4 + with: + name: clickhouse-query-ext-${{ matrix.target }} + path: | + dist/*.qext + dist/*.sha256 + if-no-files-found: error + + create-github-release: + name: Create GitHub Release + needs: build-release + if: startsWith(github.ref, 'refs/tags/v') + runs-on: ubuntu-latest + permissions: + contents: write + steps: + - name: Download all release artifacts + uses: actions/download-artifact@v4 + with: + path: dist-all/ + merge-multiple: true + + - name: Create Release and Upload .qext archives + uses: softprops/action-gh-release@v2 + with: + files: | + dist-all/*.qext + dist-all/*.sha256 + generate_release_notes: true diff --git a/.gitignore b/.gitignore index 934b926..f8c654b 100644 --- a/.gitignore +++ b/.gitignore @@ -4,3 +4,4 @@ *.log /scratch/ .env +/dist/ diff --git a/Cargo.toml b/Cargo.toml index a547a79..d35d01b 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -37,3 +37,4 @@ lto = true strip = true opt-level = 3 codegen-units = 1 +panic = "abort" diff --git a/scripts/build_cross.sh b/scripts/build_cross.sh new file mode 100755 index 0000000..d1bee8e --- /dev/null +++ b/scripts/build_cross.sh @@ -0,0 +1,81 @@ +#!/usr/bin/env bash +set -eo pipefail + +# Script to cross-compile clickhouse-query-ext for the 3 supported Querya Desktop targets: +# - x86_64-unknown-linux-gnu (Linux x86_64) +# - aarch64-apple-darwin (macOS Apple Silicon) +# - x86_64-pc-windows-msvc / x86_64-pc-windows-gnu (Windows x86_64) + +TARGETS=( + "x86_64-unknown-linux-gnu" + "aarch64-apple-darwin" + "x86_64-pc-windows-msvc" +) + +# Determine the native host target +HOST_TARGET=$(rustc -vV | sed -n 's|host: ||p') +BUILD_CMD="cargo" + +# Check if cross is installed and requested, or use cargo directly +if command -v cross &> /dev/null && [ "$USE_CROSS" = "1" ]; then + BUILD_CMD="cross" +fi + +echo "==========================================================================" +echo "🎯 Starting release build / cross-compilation for clickhouse-query-ext..." +echo " Build command: ${BUILD_CMD}" +echo " Host target: ${HOST_TARGET}" +echo "==========================================================================" + +# If arguments are passed, use them as target list; otherwise build either requested target or all available +if [ "$#" -gt 0 ]; then + SELECTED_TARGETS=("$@") +else + # If running locally without cross, build only the host target by default unless --all is passed + if [ "$BUILD_CMD" = "cargo" ] && [ "$1" != "--all" ]; then + echo "ℹ️ Running on local host without 'cross' CLI specified. Building for native target: ${HOST_TARGET}" + SELECTED_TARGETS=("$HOST_TARGET") + else + SELECTED_TARGETS=("${TARGETS[@]}") + fi +fi + +for TARGET in "${SELECTED_TARGETS[@]}"; do + if [ "$TARGET" = "--all" ]; then + continue + fi + + echo "" + echo ">>> 🔨 Building target: ${TARGET} ..." + + # Check if target is installed when using standard cargo + if [ "$BUILD_CMD" = "cargo" ] && [ "$TARGET" != "$HOST_TARGET" ]; then + if ! rustup target list | grep "${TARGET} (installed)" > /dev/null; then + echo "⚠️ Target ${TARGET} not installed in rustup toolchain. Attempting to install..." + rustup target add "${TARGET}" || { + echo "❌ Failed to add target ${TARGET}. Skipping or please install target toolchain / 'cross'." + continue + } + fi + fi + + # Execute build + "${BUILD_CMD}" build --release --target "${TARGET}" + + # Verify output binary + BIN_NAME="clickhouse-query-ext" + if [[ "${TARGET}" == *"windows"* ]]; then + BIN_NAME="clickhouse-query-ext.exe" + fi + + OUT_PATH="target/${TARGET}/release/${BIN_NAME}" + if [ -f "${OUT_PATH}" ]; then + SIZE=$(ls -lh "${OUT_PATH}" | awk '{print $5}') + echo "✅ Successfully built ${OUT_PATH} (Size: ${SIZE})" + else + echo "⚠️ Warning: expected binary ${OUT_PATH} not found after build." + fi +done + +echo "" +echo "🎉 Cross-compilation process completed successfully!" diff --git a/scripts/package_qext.sh b/scripts/package_qext.sh new file mode 100755 index 0000000..24f9689 --- /dev/null +++ b/scripts/package_qext.sh @@ -0,0 +1,119 @@ +#!/usr/bin/env bash +set -eo pipefail + +# Script to package clickhouse-query-ext binary along with manifest.json and assets/ +# into a distribution .qext archive (.zip) and generate SHA-256 checksums for Querya Desktop Block B validation. + +TARGET="" +BIN_PATH="" + +while [[ "$#" -gt 0 ]]; do + case $1 in + --target) TARGET="$2"; shift 2 ;; + --bin) BIN_PATH="$2"; shift 2 ;; + *) echo "Unknown parameter passed: $1"; exit 1 ;; + esac +done + +if [ -z "$TARGET" ]; then + TARGET=$(rustc -vV | sed -n 's|host: ||p' || echo "x86_64-unknown-linux-gnu") +fi + +if [ -z "$BIN_PATH" ]; then + # Try target-specific path first, then fallback to target/release/ + if [[ "$TARGET" == *"windows"* ]]; then + BIN_NAME="clickhouse-query-ext.exe" + DEST_BIN_NAME="clickhouse_rpc_server.exe" + else + BIN_NAME="clickhouse-query-ext" + DEST_BIN_NAME="clickhouse_rpc_server" + fi + + if [ -f "target/${TARGET}/release/${BIN_NAME}" ]; then + BIN_PATH="target/${TARGET}/release/${BIN_NAME}" + elif [ -f "target/release/${BIN_NAME}" ]; then + BIN_PATH="target/release/${BIN_NAME}" + else + echo "❌ Error: Could not find built binary for ${TARGET}." + echo " Please run './scripts/build_cross.sh ${TARGET}' first or specify '--bin '." + exit 1 + fi +else + if [[ "$TARGET" == *"windows"* ]] || [[ "$BIN_PATH" == *".exe" ]]; then + DEST_BIN_NAME="clickhouse_rpc_server.exe" + else + DEST_BIN_NAME="clickhouse_rpc_server" + fi +fi + +# Extract version from manifest.json using Python (works reliably across platforms) +VERSION=$(python3 -c "import json; print(json.load(open('manifest.json'))['version'])" 2>/dev/null || echo "1.0.0") + +echo "==========================================================================" +echo "📦 Packaging Querya Extension (.qext) for target: ${TARGET}" +echo " Binary source: ${BIN_PATH}" +echo " Extension v: ${VERSION}" +echo "==========================================================================" + +mkdir -p dist +STAGING_DIR="dist/staging-${TARGET}" +rm -rf "${STAGING_DIR}" +mkdir -p "${STAGING_DIR}/bin" "${STAGING_DIR}/assets" + +# 1. Copy manifest and assets +cp manifest.json "${STAGING_DIR}/" +cp -r assets/* "${STAGING_DIR}/assets/" + +# 2. Copy binary into bin/ under both the manifest main entry and original name +cp "${BIN_PATH}" "${STAGING_DIR}/bin/${DEST_BIN_NAME}" +if [ "${DEST_BIN_NAME}" != "${BIN_NAME}" ] && [ ! -f "${STAGING_DIR}/bin/${BIN_NAME}" ]; then + cp "${BIN_PATH}" "${STAGING_DIR}/bin/${BIN_NAME}" +fi + +# 3. Create .qext (.zip) archive using python zipfile module or zip CLI +ARCHIVE_NAME="clickhouse-query-ext-${VERSION}-${TARGET}.qext" +ARCHIVE_PATH="dist/${ARCHIVE_NAME}" +rm -f "${ARCHIVE_PATH}" + +python3 -c " +import zipfile, os, sys +archive_path = sys.argv[1] +staging_dir = sys.argv[2] +with zipfile.ZipFile(archive_path, 'w', zipfile.ZIP_DEFLATED) as zipf: + for root, dirs, files in os.walk(staging_dir): + for file in files: + full_path = os.path.join(root, file) + rel_path = os.path.relpath(full_path, staging_dir) + zipf.write(full_path, rel_path) +" "${ARCHIVE_PATH}" "${STAGING_DIR}" + +# Also create universal/shorthand name if packaging host target +HOST_TARGET=$(rustc -vV | sed -n 's|host: ||p' 2>/dev/null || echo "") +if [ "$TARGET" = "$HOST_TARGET" ]; then + cp "${ARCHIVE_PATH}" "dist/clickhouse-query-ext-${VERSION}.qext" +fi + +# 4. Generate SHA-256 checksums +generate_sha256() { + local file_path="$1" + local sha_output="${file_path}.sha256" + python3 -c " +import hashlib, sys, os +with open(sys.argv[1], 'rb') as f: + print(hashlib.sha256(f.read()).hexdigest() + ' *' + os.path.basename(sys.argv[1])) +" "${file_path}" > "${sha_output}" + echo "🔒 Checksum generated: ${sha_output} -> $(cat "${sha_output}")" +} + +generate_sha256 "${ARCHIVE_PATH}" +if [ -f "dist/clickhouse-query-ext-${VERSION}.qext" ] && [ "$TARGET" = "$HOST_TARGET" ]; then + generate_sha256 "dist/clickhouse-query-ext-${VERSION}.qext" +fi + +rm -rf "${STAGING_DIR}" + +SIZE=$(ls -lh "${ARCHIVE_PATH}" | awk '{print $5}') +echo "" +echo "✅ Packaging successfully completed!" +echo " Created archive: ${ARCHIVE_PATH} (Size: ${SIZE})" +echo " Ready for deployment and Block B security verification."