Add support for GNU toolchain on Windows

Co-authored-by: Nelson Chen <crazysim@gmail.com>

.github/workflows/build-images.yml

@@ -25,6 +25,9 @@ jobs:
           - variant: windowsservercore-1809/msvc
             os: windows-2019
             version: 1.50.0
+          - variant: windowsservercore-1809/gnu
+            os: windows-2019
+            version: 1.50.0
 #VERSIONS
 
     steps:

1.50.0/windowsservercore-1809/gnu/Dockerfile

@@ -0,0 +1,30 @@
+# escape=`
+
+FROM mcr.microsoft.com/windows/servercore:1809
+
+SHELL ["powershell.exe", "-NoLogo", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
+
+ENV RUSTUP_HOME=C:\rustup `
+    CARGO_HOME=C:\cargo `
+    RUST_VERSION=1.50.0
+
+RUN [Net.ServicePointManager]::SecurityProtocol = [Net.ServicePointManager]::SecurityProtocol -bor [Net.SecurityProtocolType]::Tls12; `
+    $url = 'https://static.rust-lang.org/rustup/archive/1.23.1/x86_64-pc-windows-msvc/rustup-init.exe'; `
+    $sha256 = 'a586cf9de3e4aa791fd5796b6a5f99ca05591ccef8bb94e53af5b69f0261fb03'; `
+    Invoke-WebRequest -Uri $url -OutFile C:\rustup-init.exe; `
+    $actual256 = (Get-FileHash rustup-init.exe -Algorithm sha256).Hash; `
+    if ($actual256 -ne $sha256) { `
+       Write-Host 'FAILED!'; `
+       Write-Host ('expected: {0}' -f $sha256); `
+       Write-Host ('got:      {0}' -f $actual256); `
+       exit 1; `
+    }; `
+    New-Item ${env:CARGO_HOME}\bin -type directory | Out-Null; `
+    $newPath = ('{0}\bin;{1}' -f ${env:CARGO_HOME}, ${env:PATH}); `
+    [Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine); `
+    [Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Process); `
+    C:\rustup-init.exe -y -v --no-modify-path --default-toolchain ${env:RUST_VERSION} --default-host x86_64-pc-windows-gnu; `
+    Remove-Item C:\rustup-init.exe; `
+    rustup -V; `
+    cargo -V; `
+    rustc -V

Dockerfile-windows-gnu.template

@@ -0,0 +1,30 @@
+# escape=`
+
+FROM mcr.microsoft.com/windows/servercore:%%WINDOWS-VERSION%%
+
+SHELL ["powershell.exe", "-NoLogo", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
+
+ENV RUSTUP_HOME=C:\rustup `
+    CARGO_HOME=C:\cargo `
+    RUST_VERSION=%%RUST-VERSION%%
+
+RUN [Net.ServicePointManager]::SecurityProtocol = [Net.ServicePointManager]::SecurityProtocol -bor [Net.SecurityProtocolType]::Tls12; `
+    $url = 'https://static.rust-lang.org/rustup/archive/%%RUSTUP-VERSION%%/x86_64-pc-windows-msvc/rustup-init.exe'; `
+    $sha256 = '%%RUSTUP-SHA256%%'; `
+    Invoke-WebRequest -Uri $url -OutFile C:\rustup-init.exe; `
+    $actual256 = (Get-FileHash rustup-init.exe -Algorithm sha256).Hash; `
+    if ($actual256 -ne $sha256) { `
+       Write-Host 'FAILED!'; `
+       Write-Host ('expected: {0}' -f $sha256); `
+       Write-Host ('got:      {0}' -f $actual256); `
+       exit 1; `
+    }; `
+    New-Item ${env:CARGO_HOME}\bin -type directory | Out-Null; `
+    $newPath = ('{0}\bin;{1}' -f ${env:CARGO_HOME}, ${env:PATH}); `
+    [Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine); `
+    [Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Process); `
+    C:\rustup-init.exe -y -v --no-modify-path --default-toolchain ${env:RUST_VERSION} --default-host x86_64-pc-windows-gnu; `
+    Remove-Item C:\rustup-init.exe; `
+    rustup -V; `
+    cargo -V; `
+    rustc -V

x.py

@@ -125,6 +125,15 @@ def update_windows():
             .replace("%%RUSTUP-SHA256%%", rustup_hash_windows("x86_64-pc-windows-msvc"))
         write_file(f"{rust_version}/windowsservercore-{version}/msvc/Dockerfile", rendered)
 
+    template = read_file("Dockerfile-windows-gnu.template")
+    for version, build in windows_servercore_versions:
+        rendered = template \
+            .replace("%%RUST-VERSION%%", rust_version) \
+            .replace("%%RUSTUP-VERSION%%", rustup_version) \
+            .replace("%%WINDOWS-VERSION%%", version) \
+            .replace("%%RUSTUP-SHA256%%", rustup_hash_windows("x86_64-pc-windows-msvc"))
+        write_file(f"{rust_version}/windowsservercore-{version}/gnu/Dockerfile", rendered)
+
 def update_github_actions():
     file = ".github/workflows/build-images.yml"
     config = read_file(file)
@@ -149,6 +158,11 @@ def update_github_actions():
         versions += f"            os: windows-2019\n"
         versions += f"            version: {rust_version}\n"
 
+    for version, build in windows_servercore_versions:
+        versions += f"          - variant: windowsservercore-{version}/gnu\n"
+        versions += f"            os: windows-2019\n"
+        versions += f"            version: {rust_version}\n"
+
 
     marker = "#VERSIONS\n"
     split = config.split(marker)
@@ -232,6 +246,17 @@ def generate_stackbrew_library():
             map(lambda a: a.bashbrew, alpine_arches),
             os.path.join(rust_version, f"alpine{version}"))
 
+    for version, build in windows_servercore_versions:
+        tags = []
+        for version_tag in version_tags():
+            tags.append(f"{version_tag}-windowsservercore-{version}-gnu")
+        tags.append(f"windowsservercore-{version}-gnu")
+
+        library += single_library(
+            tags,
+            ["x86_64"],
+            os.path.join(rust_version, f"windowsservercore-{version}", "gnu"))
+
     print(library)
 
 def usage():