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CD

CD #153

Workflow file for this run

name: CD
on:
push:
branches: [master]
schedule:
- cron: '30 4 * * *'
workflow_dispatch:
inputs:
force_rebuild:
description: 'Force image rebuild'
required: true
type: choice
options: [yes, no]
permissions:
packages: write
contents: read
env:
REGISTRY: ghcr.io
jobs:
Build:
name: Build & Push
runs-on: ubuntu-latest
timeout-minutes: 10
strategy:
matrix:
version: [ 'alpine3.15', 'alpine3.16', 'alpine3.17', 'alpine3.18', 'alpine3.19', 'alpine3.20', 'ol8', 'ol9' ]
steps:
- name: Checkout
uses: actions/checkout@v4
with:
fetch-depth: 0
- name: Login to DockerHub
uses: docker/login-action@v3
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
- name: Login to GitHub Container Registry
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Check for rebuild
id: rebuild_check
run : |
# [rebuild-check]
echo -e "::group::\033[34mChecking for rebuilt base image…\033[0m"
if [[ "${{ github.event.inputs.force_rebuild }}" == "true" ]] ; then
echo "::warning::Rebuild ${{matrix.version}} (reason: forced rebuild)"
echo "build=true" >> $GITHUB_OUTPUT
exit 0
else
if ! docker pull "${{env.REGISTRY}}/${{github.repository}}:${{matrix.version}}" ; then
echo "::warning::Rebuild ${{matrix.version}} (reason: new image)"
echo "build=true" >> $GITHUB_OUTPUT
exit 0
fi
fi
base_image=$(grep 'FROM ' "${{matrix.version}}.docker" | sed 's#${REGISTRY}/##' | tail -1 | cut -f2 -d' ')
echo ""
echo "Base image: $base_image"
echo ""
docker pull "${{env.REGISTRY}}/$base_image"
orig_dig=$(docker inspect "${{env.REGISTRY}}/$base_image" | jq -r '.[0].RootFS.Layers[0]')
our_dig=$(docker inspect "${{env.REGISTRY}}/${{github.repository}}:${{matrix.version}}" | jq -r '.[0].RootFS.Layers[0]')
echo ""
echo "Original: ${orig_dig}"
echo "Our: ${our_dig}"
if [[ "$orig_dig" != "$our_dig" ]] ; then
echo "::warning::Rebuild ${{matrix.version}} (reason: rebuilt base image)"
echo "build=true" >> $GITHUB_OUTPUT
exit 0
fi
echo "::endgroup::"
- name: Rebuild and push image
if: ${{ steps.rebuild_check.outputs.build == 'true' }}
uses: docker/build-push-action@v5
with:
context: .
push: true
file: ${{matrix.version}}.docker
tags: |
${{env.REGISTRY}}/${{github.repository}}:${{matrix.version}}
${{github.repository}}:${{matrix.version}}
- name: Show info about image
uses: essentialkaos/docker-info-action@v1
with:
image: ${{env.REGISTRY}}/${{github.repository}}:${{matrix.version}}
- name: Scan final image with Trivy
uses: aquasecurity/trivy-action@master
with:
image-ref: "${{env.REGISTRY}}/${{github.repository}}:${{matrix.version}}"
format: "table"
ignore-unfixed: true
severity: "LOW,MEDIUM,HIGH,CRITICAL"
scanners: "vuln"