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[Ubuntu] Pre-install Static Swift Linux SDK #14164

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[Ubuntu] Pre-install Static Swift Linux SDK #14164

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97fec85
[Ubuntu] Use official Swift release endpoint
SimplyDanny May 26, 2026
06a61b1
[Ubuntu] Install Static Swift Linux SDK as well
SimplyDanny May 26, 2026
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2 changes: 1 addition & 1 deletion images/ubuntu/Ubuntu2204-Readme.md
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Expand Up @@ -28,6 +28,7 @@
- Python 3.10.12
- Ruby 3.0.2p107
- Swift 6.3.1
- Swift Static Linux SDK 0.1.0

### Package Management
- cpan 1.64
Expand Down Expand Up @@ -374,4 +375,3 @@ Use the following command as a part of your job to start the service: 'sudo syst
| xz-utils | 5.2.5-2ubuntu1 |
| zip | 3.0-12build2 |
| zsync | 0.6.2-3ubuntu1 |

2 changes: 1 addition & 1 deletion images/ubuntu/Ubuntu2404-Readme.md
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Expand Up @@ -26,6 +26,7 @@
- Python 3.12.3
- Ruby 3.2.3
- Swift 6.3.1
- Swift Static Linux SDK 0.1.0

### Package Management
- cpan 1.64
Expand Down Expand Up @@ -328,4 +329,3 @@ Use the following command as a part of your job to start the service: 'sudo syst
| xz-utils | 5.6.1+really5.4.5-1ubuntu0.2 |
| zip | 3.0-13ubuntu0.2 |
| zsync | 0.6.2-5build1 |

50 changes: 43 additions & 7 deletions images/ubuntu/scripts/build/install-swift.sh
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Expand Up @@ -11,20 +11,51 @@ source $HELPER_SCRIPTS/os.sh

# Install
image_label="ubuntu$(lsb_release -rs)"
swift_version=$(curl -fsSL "https://api.github.com/repos/apple/swift/releases/latest" | jq -r '.tag_name | match("[0-9.]+").string')
swift_releases=$(curl -fsSL "https://www.swift.org/api/v1/install/releases.json")

swift_version=$(echo "$swift_releases" | jq -r '.[-1].name')
if [[ -z "$swift_version" || "$swift_version" == "null" ]]; then
echo "Unable to determine Swift version"
exit 1
fi

swift_tag=$(echo "$swift_releases" | jq -r '.[-1].tag')
if [[ -z "$swift_tag" || "$swift_tag" == "null" ]]; then
echo "Unable to determine Swift tag"
exit 1
fi

swift_static_sdk_version=$(echo "$swift_releases" | jq -r '.[-1].platforms[] | select(.platform == "static-sdk") | .version')
if [[ -z "$swift_static_sdk_version" || "$swift_static_sdk_version" == "null" ]]; then
echo "Unable to determine Swift Static SDK version"
exit 1
fi

swift_static_sdk_checksum=$(echo "$swift_releases" | jq -r '.[-1].platforms[] | select(.platform == "static-sdk") | .checksum')
Comment on lines +16 to +34

@SimplyDanny SimplyDanny May 28, 2026

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I asked about this in the Swift project. I'd like to avoid the complicated sorting if order can just be guaranteed from their end.

if [[ -z "$swift_static_sdk_checksum" || "$swift_static_sdk_checksum" == "null" ]]; then
echo "Unable to determine Swift Static SDK checksum"
exit 1
fi

swift_release_path_tag="${swift_tag/-RELEASE/-release}"
if [[ "$swift_release_path_tag" == "$swift_tag" ]]; then
echo "Swift tag '$swift_tag' does not match expected '*-RELEASE' format"
exit 1
fi

if is_x64; then
swift_release_name="swift-${swift_version}-RELEASE-${image_label}"
archive_url="https://download.swift.org/swift-${swift_version}-release/${image_label//./}/swift-${swift_version}-RELEASE/${swift_release_name}.tar.gz"
swift_release_name="${swift_tag}-${image_label}"
url_image_label="${image_label//./}"
elif is_arm64; then
swift_release_name="swift-${swift_version}-RELEASE-${image_label}-aarch64"
archive_url="https://download.swift.org/swift-${swift_version}-release/${image_label//./}-aarch64/swift-${swift_version}-RELEASE/${swift_release_name}.tar.gz"
swift_release_name="${swift_tag}-${image_label}-aarch64"
url_image_label="${image_label//./}-aarch64"
else
echo "Unsupported architecture"
exit 1
fi

archive_path=$(download_with_retry "$archive_url")
swift_archive_url="https://download.swift.org/${swift_release_path_tag}/${url_image_label}/${swift_tag}/${swift_release_name}.tar.gz"
swift_static_sdk_archive_url="https://download.swift.org/${swift_release_path_tag}/static-sdk/${swift_tag}/${swift_tag}_static-linux-${swift_static_sdk_version}.artifactbundle.tar.gz"

# Verifying PGP signature using official Swift PGP key. Referring to https://www.swift.org/install/linux/#Installation-via-Tarball
# Download and import Swift PGP keys
Expand All @@ -43,7 +74,8 @@ gpg --keyserver hkps://keyserver.ubuntu.com:443 \
gpg --keyserver hkps://keyserver.ubuntu.com:443 --refresh-keys Swift

# Download and verify signature
signature_path=$(download_with_retry "${archive_url}.sig")
archive_path=$(download_with_retry "$swift_archive_url")
signature_path=$(download_with_retry "${swift_archive_url}.sig")
gpg --verify "$signature_path" "$archive_path"

# Remove Swift PGP public key with temporary keyring
Expand All @@ -63,6 +95,10 @@ ln -s "$swift_bin_root/swift" /usr/local/bin/swift
ln -s "$swift_bin_root/swiftc" /usr/local/bin/swiftc
ln -s "$swift_lib_root/libsourcekitdInProc.so" /usr/local/lib/libsourcekitdInProc.so

swift sdk install "$swift_static_sdk_archive_url" --checksum "$swift_static_sdk_checksum"

set_etc_environment_variable "SWIFT_PATH" "${swift_bin_root}"
set_etc_environment_variable "SWIFT_VERSION" "${swift_version}"
set_etc_environment_variable "SWIFT_STATIC_SDK_VERSION" "${swift_static_sdk_version}"

invoke_tests "Common" "Swift"
1 change: 1 addition & 0 deletions images/ubuntu/scripts/docs-gen/Generate-SoftwareReport.ps1
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Expand Up @@ -58,6 +58,7 @@ $languageAndRuntime.AddToolVersion("Ruby", $(Get-RubyVersion))
if (-not (Test-IsUbuntu26)) {
# No Ubuntu 26 support yet
$languageAndRuntime.AddToolVersion("Swift", $(Get-SwiftVersion))
$languageAndRuntime.AddToolVersion("Swift Static Linux SDK", $(Get-SwiftStaticSDKVersion))
}


Expand Down
10 changes: 10 additions & 0 deletions images/ubuntu/scripts/docs-gen/SoftwareReport.Common.psm1
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Expand Up @@ -102,6 +102,16 @@ function Get-SwiftVersion {
return $swiftVersion
}

function Get-SwiftStaticSDKVersion {
$swiftVersion = Get-SwiftVersion
$swiftStaticSDK = Get-CommandResult "swift sdk list"
$pattern = "swift-${swiftVersion}-RELEASE_static-linux-(?<version>\d+\.\d+\.\d+)"
if ($swiftStaticSDK.Output -match $pattern) {
return $Matches.version
}
throw "Unable to detect Swift Static SDK version for Swift ${swiftVersion}"
}

function Get-KotlinVersion {
$kotlinVersion = kotlin -version | Out-String | Get-StringPart -Part 2
return $kotlinVersion
Expand Down
10 changes: 10 additions & 0 deletions images/ubuntu/scripts/tests/Common.Tests.ps1
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Expand Up @@ -36,6 +36,16 @@ Describe "Swift" -Skip:(Test-IsUbuntu26) {
It "libsourcekitd" {
"/usr/local/lib/libsourcekitdInProc.so" | Should -Exist
}

It "SDK list" {
"swift sdk list" | Should -ReturnZeroExitCode
}

It "SDK registered" {
$expectedSdk = "swift-${env:SWIFT_VERSION}-RELEASE_static-linux-${env:SWIFT_STATIC_SDK_VERSION}"
$sdkListOutput = swift sdk list
$sdkListOutput | Should -Be $expectedSdk
}
}

Describe "PipxPackages" {
Expand Down