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Merged
olyagpl merged 1 commit into from
Feb 20, 2026
Merged

Update musl libc installation #43

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4 changes: 2 additions & 2 deletions native-image/micronaut-webserver/README.md
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Expand Up @@ -53,7 +53,7 @@ In this workshop you will:
./build-jar-eclipse-temurin.sh
```
Once the script finishes, a container image _eclipse-temurin-jar_ should be available.
Check its size. It should be **472MB**.
Check its size. It should be **472MB**.
```bash
docker images
```
Expand Down Expand Up @@ -549,7 +549,7 @@ A separate Maven profile exists for this step:
#### For Local Building

If you build a native image locally, it requires the `musl` toolchain with `zlib` installed on your machine.
We provide a script to download and configure the `musl` toolchain, and install `zlib` into the toolchain:
We provide a script to download and configure the `musl` toolchain:
```bash
./setup-musl.sh
```
Expand Down
38 changes: 6 additions & 32 deletions native-image/micronaut-webserver/setup-musl.sh
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@@ -1,36 +1,10 @@
#!/usr/bin/env bash
set +e

# Specify an installation directory for musl:
export MUSL_HOME=$PWD/musl-toolchain
# Download the `musl` toolchain that includes the `zlib` library.
# Extract it, and add to the system path:

# Download musl sources:
curl -O https://musl.libc.org/releases/musl-1.2.5.tar.gz

# Build musl from source
tar -xzvf musl-1.2.5.tar.gz
rm -rf musl-1.2.5.tar.gz
pushd musl-1.2.5
./configure --prefix=$MUSL_HOME --static
# The next operation may require privileged access to system resources, so use sudo
sudo make
sudo make install
popd

# Install a symlink for use by native-image
ln -s $MUSL_HOME/bin/musl-gcc $MUSL_HOME/bin/x86_64-linux-musl-gcc

# Extend the system path and confirm that musl is available by printing its version
export PATH="$MUSL_HOME/bin:$PATH"
x86_64-linux-musl-gcc --version

# Download zlib sources:
curl -O https://zlib.net/fossils/zlib-1.2.13.tar.gz

# Build zlib with musl from source and install into the MUSL_HOME directory
tar -xzvf zlib-1.2.13.tar.gz
rm -rf zlib-1.2.13.tar.gz
pushd zlib-1.2.13
CC=musl-gcc ./configure --prefix=$MUSL_HOME --static
make && make install
popd
curl -SLO https://gds.oracle.com/download/bfs/archive/musl-toolchain-1.2.5-oracle-00001-linux-amd64.tar.gz
tar xzf musl-toolchain-1.2.5-oracle-00001-linux-amd64.tar.gz
export PATH="$(pwd)/musl-toolchain/bin:$PATH"
rm -rf musl-toolchain-1.2.5-oracle-00001-linux-amd64.tar.gz
2 changes: 1 addition & 1 deletion native-image/spring-boot-webserver/README.md
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Expand Up @@ -566,7 +566,7 @@ A separate Maven profile exists for this step:
#### For Local Building

If you build a native image locally, it requires the `musl` toolchain with `zlib` installed on your machine.
We provide a script to download and configure the `musl` toolchain, and install `zlib` into the toolchain:
We provide a script to download and configure the `musl` toolchain:
```bash
./setup-musl.sh
```
Expand Down
39 changes: 8 additions & 31 deletions native-image/spring-boot-webserver/setup-musl.sh
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@@ -1,36 +1,13 @@
#!/usr/bin/env bash
set +e

# Specify an installation directory for musl:
export MUSL_HOME=$PWD/musl-toolchain

# Download musl sources:
curl -O https://musl.libc.org/releases/musl-1.2.5.tar.gz

# Build musl from source
tar -xzvf musl-1.2.5.tar.gz
rm -rf musl-1.2.5.tar.gz
pushd musl-1.2.5
./configure --prefix=$MUSL_HOME --static
# The next operation may require privileged access to system resources, so use sudo
sudo make
sudo make install
popd

# Install a symlink for use by native-image
ln -s $MUSL_HOME/bin/musl-gcc $MUSL_HOME/bin/x86_64-linux-musl-gcc

# Extend the system path and confirm that musl is available by printing its version
export PATH="$MUSL_HOME/bin:$PATH"
x86_64-linux-musl-gcc --version
#!/usr/bin/env bash
set +e

# Download zlib sources:
curl -O https://zlib.net/fossils/zlib-1.2.13.tar.gz
# Download the `musl` toolchain that includes the `zlib` library.
# Extract it, and add to the system path:

# Build zlib with musl from source and install into the MUSL_HOME directory
tar -xzvf zlib-1.2.13.tar.gz
rm -rf zlib-1.2.13.tar.gz
pushd zlib-1.2.13
CC=musl-gcc ./configure --prefix=$MUSL_HOME --static
make && make install
popd
curl -SLO https://gds.oracle.com/download/bfs/archive/musl-toolchain-1.2.5-oracle-00001-linux-amd64.tar.gz
tar xzf musl-toolchain-1.2.5-oracle-00001-linux-amd64.tar.gz
export PATH="$(pwd)/musl-toolchain/bin:$PATH"
rm -rf musl-toolchain-1.2.5-oracle-00001-linux-amd64.tar.gz