refactor: migrating from containers to sysroots

azure-pipelines.yml

@@ -1,75 +1,108 @@
-jobs:
-- job: bionic_x64
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      arch: bionic-x64
+parameters:
+  - name: github_release
+    displayName: Create Github Release
+    type: boolean
+    default: false
+  - name: dockerhub_release
+    displayName: Create Dockerhub Release
+    type: boolean
+    default: false
 
-- job: centos7_devtoolset8_x64
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      arch: centos7-devtoolset8-x64
+stages:
+  - stage: Generate_toolchain
+    jobs:
+      - job: aarch64
+        pool:
+          vmImage: 'ubuntu-latest'
+        timeoutInMinutes: 180
+        steps:
+          - template: build-toolchain.yml
+            parameters:
+              config: aarch64-gcc-8.5.0-glibc-2.28.config
+              arch: arm64
+              pkg: aarch64-linux-gnu
 
-- job: centos7_devtoolset8_arm64
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      qemu: 'true'
-      arch: centos7-devtoolset8-arm64
+      - job: x86_64
+        pool:
+          vmImage: 'ubuntu-latest'
+        timeoutInMinutes: 180
+        steps:
+          - template: build-toolchain.yml
+            parameters:
+              config: x86_64-gcc-8.5.0-glibc-2.28.config
+              arch: amd64
+              pkg: x86_64-linux-gnu
 
-- job: alpine_x64
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      arch: alpine-x64
+      - job: armhf
+        pool:
+          vmImage: 'ubuntu-latest'
+        timeoutInMinutes: 180
+        steps:
+          - template: build-toolchain.yml
+            parameters:
+              arch: armhf
+              config: armhf-gcc-8.5.0-glibc-2.28.config
+              pkg: arm-rpi-linux-gnueabihf
 
-- job: alpine_arm64
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      qemu: 'true'
-      arch: alpine-arm64
+  - ${{ if parameters.github_release }}:
+    - stage: Release_toolchain
+      dependsOn:
+        - Generate_toolchain
+      pool:
+        vmImage: 'ubuntu-latest'
+      jobs:
+        - job: Publish_to_Github
+          variables:
+            currentDate: $[ format('{0:yyyy}{0:MM}{0:dd}', pipeline.startTime) ]
+          steps:
+            - download: current
+              patterns: |
+                **/*.tar.gz
+            - script: cp $(Pipeline.Workspace)/amd64/x86_64-linux-gnu.tar.gz $(Build.ArtifactStagingDirectory)/x86_64-linux-gnu.tar.gz
+              displayName: Copy x86_64 toolchain
+            - script: cp $(Pipeline.Workspace)/arm64/aarch64-linux-gnu.tar.gz $(Build.ArtifactStagingDirectory)/aarch64-linux-gnu.tar.gz
+              displayName: Copy aarch64 toolchain
+            - script: cp $(Pipeline.Workspace)/armhf/arm-rpi-linux-gnueabihf.tar.gz $(Build.ArtifactStagingDirectory)/arm-rpi-linux-gnueabihf.tar.gz
+              displayName: Copy armhf toolchain
+            - script: (cd $(Build.ArtifactStagingDirectory) ; shasum -a 256 *.tar.gz) > $(Build.ArtifactStagingDirectory)/SHASUMS256.txt
+              displayName: Compute checksums
+            - task: GithubRelease@1
+              displayName: Create GitHub Release
+              inputs:
+                gitHubConnection: oauth
+                repositoryName: microsoft/vscode-linux-build-agent
+                action: create
+                addChangeLog: false
+                tagSource: userSpecifiedTag
+                tag: v$(currentDate)-$(Build.BuildId)
 
-- job: bionic_arm64
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      arch: bionic-arm64
+  - stage: Containers
+    dependsOn: []
+    jobs:
+      - job: alpine_x64
+        pool:
+          vmImage: 'ubuntu-latest'
+        steps:
+          - template: build-containers.yml
+            parameters:
+              arch: alpine-x64
+              release: ${{ parameters.dockerhub_release }}
 
-- job: bionic_armhf
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      arch: bionic-armhf
+      - job: alpine_arm64
+        pool:
+          vmImage: 'ubuntu-latest'
+        steps:
+          - template: build-containers.yml
+            parameters:
+              qemu: 'true'
+              arch: alpine-arm64
+              release: ${{ parameters.dockerhub_release }}
 
-- job: bionic_arm32v7
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      qemu: 'true'
-      arch: bionic-arm32v7
-
-- job: snapcraft_x64
-  pool:
-    vmImage: 'ubuntu-latest'
-  steps:
-  - template: build.yml
-    parameters:
-      arch: snapcraft-x64
+      - job: snapcraft_x64
+        pool:
+          vmImage: 'ubuntu-latest'
+        steps:
+          - template: build-containers.yml
+            parameters:
+              arch: snapcraft-x64
+              release: ${{ parameters.dockerhub_release }}

build.yml → build-containers.yml

@@ -18,4 +18,4 @@ steps:
     repository: 'vscode-linux-build-agent'
     tags: ${{ parameters.arch }}
     command: push
-  condition: and(succeeded(), eq(variables['Build.SourceBranch'], 'refs/heads/main'))
+  condition: and(succeeded(), eq(${{ parameters.release }}, true))

build-toolchain.yml

@@ -0,0 +1,47 @@
+parameters:
+  - name: config
+    type: string
+  - name: arch
+    type: string
+  - name: pkg
+    type: string
+
+steps:
+- script: |
+    set -e
+    sudo apt-get update
+    sudo apt-get install -y gcc g++ gperf bison flex texinfo help2man make libncurses5-dev \
+    python3-dev autoconf automake libtool libtool-bin gawk wget bzip2 xz-utils unzip \
+    patch rsync meson ninja-build
+  displayName: 'Prepare dependencies'
+- script: |
+    set -e
+    wget http://crosstool-ng.org/download/crosstool-ng/crosstool-ng-1.26.0.tar.bz2
+    tar -xjf crosstool-ng-1.26.0.tar.bz2
+    cd crosstool-ng-1.26.0
+    ./configure --prefix=`pwd`/out
+    make
+    make install
+  displayName: 'Setup crosstool-ng'
+- script: |
+    set -e
+    export PATH=$PATH:`pwd`/crosstool-ng-1.26.0/out/bin
+    mkdir toolchain-dir
+    cd toolchain-dir
+    cat ../${{ parameters.config }} > .config
+    ct-ng build
+  displayName: 'Build toolchain'
+- script: |
+    set -e
+    chmod 0755 -R `pwd`/toolchain-dir/${{ parameters.pkg }}
+    ./sysroot-scripts/sysroot-creator.sh build ${{ parameters.arch }} \
+    `pwd`/toolchain-dir/${{ parameters.pkg }}/${{ parameters.pkg }}/sysroot
+  displayName: 'Install additional libraries'
+- script: |
+    set -e
+    cd toolchain-dir
+    tar -czf ${{ parameters.pkg }}.tar.gz ${{ parameters.pkg }}
+  displayName: 'Create pipeline asset'
+- publish: toolchain-dir/${{ parameters.pkg }}.tar.gz
+  artifact: ${{ parameters.arch }}
+  displayName: 'Publish artifact'

sysroot-scripts/generated_package_lists/bullseye.amd64

@@ -0,0 +1,35 @@
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/e/e2fsprogs/comerr-dev_2.1-1.46.6-1~bpo11+1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/e/e2fsprogs/libcom-err2_1.46.6-1~bpo11+1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/keyutils/libkeyutils1_1.6.1-2_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/krb5-multidev_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libgssapi-krb5-2_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libgssrpc4_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libk5crypto3_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkadm5clnt-mit12_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkadm5srv-mit12_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkdb5-10_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5-3_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5-dev_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5support0_1.18.3-6+deb11u3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libb/libbsd/libbsd0_0.11.3-1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libm/libmd/libmd0_1.0.3-3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libs/libselinux/libselinux1_3.1-3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libt/libtirpc/libtirpc3_1.3.1-1+deb11u1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libx11/libx11-6_1.7.2-1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libx11/libx11-dev_1.7.2-1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxau/libxau6_1.0.9-1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxau/libxau-dev_1.0.9-1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxcb/libxcb1_1.14-3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxcb/libxcb1-dev_1.14-3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxdmcp/libxdmcp6_1.1.2-3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxdmcp/libxdmcp-dev_1.1.2-3_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxkbfile/libxkbfile1_1.1.0-1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxkbfile/libxkbfile-dev_1.1.0-1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libz/libzstd/libzstd1_1.4.8+dfsg-2.1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/o/openssl/libssl1.1_1.1.1n-0+deb11u4_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/o/openssl/libssl-dev_1.1.1n-0+deb11u4_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/p/pcre2/libpcre2-8-0_10.36-2+deb11u1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/x/xorgproto/x11proto-dev_2020.1-1_all.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/x/xz-utils/liblzma5_5.2.5-2.1~deb11u1_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/z/zlib/zlib1g_1.2.11.dfsg-2+deb11u2_amd64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/z/zlib/zlib1g-dev_1.2.11.dfsg-2+deb11u2_amd64.deb

sysroot-scripts/generated_package_lists/bullseye.arm64

@@ -0,0 +1,35 @@
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/e/e2fsprogs/comerr-dev_2.1-1.46.6-1~bpo11+1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/e/e2fsprogs/libcom-err2_1.46.6-1~bpo11+1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/keyutils/libkeyutils1_1.6.1-2_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/krb5-multidev_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libgssapi-krb5-2_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libgssrpc4_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libk5crypto3_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkadm5clnt-mit12_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkadm5srv-mit12_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkdb5-10_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5-3_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5-dev_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5support0_1.18.3-6+deb11u3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libb/libbsd/libbsd0_0.11.3-1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libm/libmd/libmd0_1.0.3-3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libs/libselinux/libselinux1_3.1-3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libt/libtirpc/libtirpc3_1.3.1-1+deb11u1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libx11/libx11-6_1.7.2-1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libx11/libx11-dev_1.7.2-1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxau/libxau6_1.0.9-1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxau/libxau-dev_1.0.9-1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxcb/libxcb1_1.14-3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxcb/libxcb1-dev_1.14-3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxdmcp/libxdmcp6_1.1.2-3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxdmcp/libxdmcp-dev_1.1.2-3_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxkbfile/libxkbfile1_1.1.0-1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxkbfile/libxkbfile-dev_1.1.0-1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libz/libzstd/libzstd1_1.4.8+dfsg-2.1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/o/openssl/libssl1.1_1.1.1n-0+deb11u4_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/o/openssl/libssl-dev_1.1.1n-0+deb11u4_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/p/pcre2/libpcre2-8-0_10.36-2+deb11u1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/x/xorgproto/x11proto-dev_2020.1-1_all.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/x/xz-utils/liblzma5_5.2.5-2.1~deb11u1_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/z/zlib/zlib1g_1.2.11.dfsg-2+deb11u2_arm64.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/z/zlib/zlib1g-dev_1.2.11.dfsg-2+deb11u2_arm64.deb

sysroot-scripts/generated_package_lists/bullseye.armhf

@@ -0,0 +1,35 @@
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/e/e2fsprogs/comerr-dev_2.1-1.46.6-1~bpo11+1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/e/e2fsprogs/libcom-err2_1.46.6-1~bpo11+1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/keyutils/libkeyutils1_1.6.1-2_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/krb5-multidev_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libgssapi-krb5-2_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libgssrpc4_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libk5crypto3_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkadm5clnt-mit12_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkadm5srv-mit12_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkdb5-10_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5-3_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5-dev_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/k/krb5/libkrb5support0_1.18.3-6+deb11u3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libb/libbsd/libbsd0_0.11.3-1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libm/libmd/libmd0_1.0.3-3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libs/libselinux/libselinux1_3.1-3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libt/libtirpc/libtirpc3_1.3.1-1+deb11u1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libx11/libx11-6_1.7.2-1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libx11/libx11-dev_1.7.2-1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxau/libxau6_1.0.9-1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxau/libxau-dev_1.0.9-1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxcb/libxcb1_1.14-3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxcb/libxcb1-dev_1.14-3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxdmcp/libxdmcp6_1.1.2-3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxdmcp/libxdmcp-dev_1.1.2-3_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxkbfile/libxkbfile1_1.1.0-1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libx/libxkbfile/libxkbfile-dev_1.1.0-1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/libz/libzstd/libzstd1_1.4.8+dfsg-2.1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/o/openssl/libssl1.1_1.1.1n-0+deb11u4_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/o/openssl/libssl-dev_1.1.1n-0+deb11u4_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/p/pcre2/libpcre2-8-0_10.36-2+deb11u1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/x/xorgproto/x11proto-dev_2020.1-1_all.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/x/xz-utils/liblzma5_5.2.5-2.1~deb11u1_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/z/zlib/zlib1g_1.2.11.dfsg-2+deb11u2_armhf.deb
+https://snapshot.debian.org/archive/debian/20230611T210420Z/pool/main/z/zlib/zlib1g-dev_1.2.11.dfsg-2+deb11u2_armhf.deb

sysroot-scripts/merge-package-lists.py

@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+# Copyright 2016 The Chromium Authors
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Merge package entries from different package lists.
+"""
+
+# This is used for replacing packages in eg. bullseye with those in bookworm.
+# The updated packages are ABI compatible, but include security patches, so we
+# should use those instead in our sysroots.
+
+import sys
+
+if len(sys.argv) != 2:
+  exit(1)
+
+packages = {}
+
+def AddPackagesFromFile(file):
+  global packages
+  lines = file.readlines()
+  if len(lines) % 3 != 0:
+    exit(1)
+  for i in range(0, len(lines), 3):
+    packages[lines[i]] = (lines[i + 1], lines[i + 2])
+
+AddPackagesFromFile(open(sys.argv[1], 'r'))
+AddPackagesFromFile(sys.stdin)
+
+output_file = open(sys.argv[1], 'w')
+
+for (package, (filename, sha256)) in packages.items():
+  output_file.write(package + filename + sha256)