xref: /llvm-project/.github/workflows/build-ci-container.yml (revision 76b01875d355eea97f3255b1ecb059b1db487757)
1name: Build CI Container
2
3permissions:
4  contents: read
5
6on:
7  push:
8    branches:
9      - main
10    paths:
11      - .github/workflows/build-ci-container.yml
12      - '.github/workflows/containers/github-action-ci/**'
13  pull_request:
14    branches:
15      - main
16    paths:
17      - .github/workflows/build-ci-container.yml
18      - '.github/workflows/containers/github-action-ci/**'
19
20jobs:
21  build-ci-container:
22    if: github.repository_owner == 'llvm'
23    runs-on: depot-ubuntu-22.04-16
24    outputs:
25      container-name: ${{ steps.vars.outputs.container-name }}
26      container-name-agent: ${{ steps.vars.outputs.container-name-agent }}
27      container-name-tag: ${{ steps.vars.outputs.container-name-tag }}
28      container-name-agent-tag: ${{ steps.vars.outputs.container-name-agent-tag }}
29      container-filename: ${{ steps.vars.outputs.container-filename }}
30      container-agent-filename: ${{ steps.vars.outputs.container-agent-filename }}
31    steps:
32      - name: Checkout LLVM
33        uses: actions/checkout@v4
34        with:
35          sparse-checkout: .github/workflows/containers/github-action-ci/
36      - name: Write Variables
37        id: vars
38        run: |
39          tag=`date +%s`
40          container_name="ghcr.io/$GITHUB_REPOSITORY_OWNER/ci-ubuntu-22.04"
41          echo "container-name=$container_name" >> $GITHUB_OUTPUT
42          echo "container-name-agent=$container_name-agent" >> $GITHUB_OUTPUT
43          echo "container-name-tag=$container_name:$tag" >> $GITHUB_OUTPUT
44          echo "container-name-agent-tag=$container_name-agent:$tag" >> $GITHUB_OUTPUT
45          echo "container-filename=$(echo $container_name:$tag  | sed -e 's/\//-/g' -e 's/:/-/g').tar" >> $GITHUB_OUTPUT
46          echo "container-agent-filename=$(echo $container_name-agent:$tag  | sed -e 's/\//-/g' -e 's/:/-/g').tar" >> $GITHUB_OUTPUT
47      - name: Build container
48        working-directory: ./.github/workflows/containers/github-action-ci/
49        run: |
50          podman build --target ci-container -t ${{ steps.vars.outputs.container-name-tag }} .
51          podman build --target ci-container-agent -t ${{ steps.vars.outputs.container-name-agent-tag }} .
52
53      # Save the container so we have it in case the push fails.  This also
54      # allows us to separate the push step into a different job so we can
55      # maintain minimal permissions while building the container.
56      - name: Save container image
57        run: |
58          podman save ${{ steps.vars.outputs.container-name-tag }}  >  ${{ steps.vars.outputs.container-filename }}
59          podman save ${{ steps.vars.outputs.container-name-agent-tag }} > ${{ steps.vars.outputs.container-agent-filename }}
60
61      - name: Upload container image
62        uses: actions/upload-artifact@v4
63        with:
64          name: container
65          path: "*.tar"
66          retention-days: 14
67
68      - name: Test Container
69        run: |
70          for image in ${{ steps.vars.outputs.container-name-tag }}; do
71            # Use --pull=never to ensure we are testing the just built image.
72            podman run --pull=never --rm -it $image /usr/bin/bash -x -c 'cd $HOME && printf '\''#include <iostream>\nint main(int argc, char **argv) { std::cout << "Hello\\n"; }'\'' | clang++ -x c++ - && ./a.out | grep Hello'
73          done
74
75  push-ci-container:
76    if: github.event_name == 'push'
77    needs:
78      - build-ci-container
79    permissions:
80      packages: write
81    runs-on: ubuntu-24.04
82    env:
83      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
84    steps:
85      - name: Download container
86        uses: actions/download-artifact@v4
87        with:
88          name: container
89
90      - name: Push Container
91        run: |
92          podman load -i ${{ needs.build-ci-container.outputs.container-filename }}
93          podman tag ${{ needs.build-ci-container.outputs.container-name-tag }} ${{ needs.build-ci-container.outputs.container-name }}:latest
94          podman login -u ${{ github.actor }} -p $GITHUB_TOKEN ghcr.io
95          podman push ${{ needs.build-ci-container.outputs.container-name-tag }}
96          podman push ${{ needs.build-ci-container.outputs.container-name }}:latest
97
98          podman load -i ${{ needs.build-ci-container.outputs.container-agent-filename }}
99          podman tag ${{ needs.build-ci-container.outputs.container-name-agent-tag }} ${{ needs.build-ci-container.outputs.container-name-agent }}:latest
100          podman push ${{ needs.build-ci-container.outputs.container-name-agent-tag }}
101          podman push ${{ needs.build-ci-container.outputs.container-name-agent }}:latest
102