修复非有限配置数值导致页面异常 (#86)

app.py

@@ -6,6 +6,7 @@
 import argparse
 import copy
 import hmac
+import math
 import os
 import re
 import shutil
@@ -227,7 +228,7 @@ def normalize_text_scale(value: Any) -> int:
     """Return a supported dashboard text scale percentage."""
     try:
         scale = int(value)
-    except (TypeError, ValueError):
+    except (TypeError, ValueError, OverflowError):
         scale = TEXT_SCALE_DEFAULT
     return max(TEXT_SCALE_MIN, min(TEXT_SCALE_MAX, scale))
 
@@ -236,7 +237,7 @@ def clamp_int_range(value: Any, default: int, minimum: int, maximum: int) -> int
     """Return an integer clamped to a safe inclusive range."""
     try:
         number = int(value)
-    except (TypeError, ValueError):
+    except (TypeError, ValueError, OverflowError):
         number = default
     return max(minimum, min(maximum, number))
 
@@ -254,7 +255,7 @@ def page_refresh_seconds(value: Any = None) -> int:
         value = config.get("refresh", {}).get("auto_refresh_page_ms", 300000)
     try:
         seconds = int(value) // 1000
-    except (TypeError, ValueError):
+    except (TypeError, ValueError, OverflowError):
         seconds = 300
     return clamp_int_range(seconds, 300, 30, 3600)
 
@@ -295,6 +296,8 @@ def config_bool(value: Any, default: bool = False) -> bool:
             return False
         return default
     if isinstance(value, (int, float)):
+        if not math.isfinite(value):
+            return default
         return bool(value)
     return default
 
@@ -481,7 +484,7 @@ def status_stale_after_seconds() -> int:
         value = config.get("vibe", {}).get("stale_after_seconds", 900)
     try:
         return max(60, int(value))
-    except (TypeError, ValueError):
+    except (TypeError, ValueError, OverflowError):
         return 900
 
 
@@ -491,7 +494,7 @@ def codex_session_file_limit(value: Any = None) -> int:
         value = config.get("codex", {}).get("session_file_limit", 10)
     try:
         limit = int(value)
-    except (TypeError, ValueError):
+    except (TypeError, ValueError, OverflowError):
         limit = 10
     return max(1, min(100, limit))
 

tests/test_vibe_status.py

@@ -210,14 +210,20 @@ def test_normalize_text_scale_clamps_to_supported_range(self):
         self.assertEqual(app.normalize_text_scale("10"), app.TEXT_SCALE_MIN)
         self.assertEqual(app.normalize_text_scale("999"), app.TEXT_SCALE_MAX)
         self.assertEqual(app.normalize_text_scale("bad-value"), app.TEXT_SCALE_DEFAULT)
+        self.assertEqual(app.normalize_text_scale(float("inf")), app.TEXT_SCALE_DEFAULT)
+        self.assertEqual(app.normalize_text_scale(float("nan")), app.TEXT_SCALE_DEFAULT)
 
     def test_refresh_helpers_clamp_invalid_config_values(self):
         self.assertEqual(app.refresh_interval_seconds("bad-value"), 300)
         self.assertEqual(app.refresh_interval_seconds(5), 30)
         self.assertEqual(app.refresh_interval_seconds(99999), 3600)
+        self.assertEqual(app.refresh_interval_seconds(float("inf")), 300)
+        self.assertEqual(app.refresh_interval_seconds(float("nan")), 300)
         self.assertEqual(app.page_refresh_seconds("bad-value"), 300)
         self.assertEqual(app.page_refresh_seconds(5000), 30)
         self.assertEqual(app.page_refresh_seconds(99999999), 3600)
+        self.assertEqual(app.page_refresh_seconds(float("inf")), 300)
+        self.assertEqual(app.page_refresh_seconds(float("nan")), 300)
 
     def test_server_helpers_clamp_invalid_config_values(self):
         self.assertEqual(app.server_port_number("bad-value"), 8080)
@@ -261,6 +267,16 @@ def test_settings_html_exposes_stale_threshold(self):
         self.assertIn('name="stale_after_seconds"', html)
         self.assertIn("状态过期阈值", html)
 
+    def test_status_stale_after_seconds_rejects_non_finite_values(self):
+        original_config = app.config
+        try:
+            app.config = {"status": {"stale_after_seconds": float("inf")}}
+            self.assertEqual(app.status_stale_after_seconds(), 900)
+            app.config = {"status": {"stale_after_seconds": float("nan")}}
+            self.assertEqual(app.status_stale_after_seconds(), 900)
+        finally:
+            app.config = original_config
+
     def test_settings_html_exposes_layout_mode(self):
         html = app.generate_settings_html()
 
@@ -819,6 +835,8 @@ def test_codex_session_file_limit_clamps_invalid_values(self):
         self.assertEqual(app.codex_session_file_limit("bad-value"), 10)
         self.assertEqual(app.codex_session_file_limit(0), 1)
         self.assertEqual(app.codex_session_file_limit(999), 100)
+        self.assertEqual(app.codex_session_file_limit(float("inf")), 10)
+        self.assertEqual(app.codex_session_file_limit(float("nan")), 10)
 
     def test_percent_left_from_used_clamps_and_rejects_invalid_values(self):
         self.assertEqual(app.percent_left_from_used(25), 75)
@@ -986,6 +1004,8 @@ def test_display_flags_parse_string_booleans(self):
         self.assertFalse(app.display_flag(display, "show_credits"))
         self.assertFalse(app.display_flag(display, "show_data_source"))
         self.assertFalse(app.display_flag(display, "show_last_updated"))
+        self.assertFalse(app.config_bool(float("inf"), False))
+        self.assertFalse(app.config_bool(float("nan"), False))
 
     def test_codex_enabled_flag_parses_string_booleans(self):
         self.assertFalse(app.codex_enabled_flag("false"))