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build-container.yaml
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name: Build Image
on:
push:
tags:
- '*-v*.*.*'
pull_request:
branches: [ main ]
merge_group:
branches: [ main ]
jobs:
build:
runs-on: ubuntu-latest
permissions:
contents: 'read'
id-token: 'write'
packages: 'write'
security-events: write
actions: read
steps:
- name: Checkout
uses: actions/checkout@v3
with:
fetch-depth: 0 # No shallow clone, we need all history
- name: Set tag output
id: tag
run: |
if [ ${{ github.event_name }} == 'pull_request' ];
then
echo "running because of PR"
CHANGED_DIRS=$(git diff --name-only ${{ github.event.pull_request.base.sha }}..${{ github.event.pull_request.head.sha }} | xargs -I {} dirname {})
CONTAINER_FOLDERS=$(for CHANGED_DIR in ${CHANGED_DIRS}; do echo ${CHANGED_DIR} | awk -F "/" '{print $1}'; done | sort -u)
# there should only every be 1 container folder changed in a PR
for CONTAINER_FOLDER in ${CONTAINER_FOLDERS}; do
if [[ "${CONTAINER_FOLDER}" != "."* ]]; then
APP="${CONTAINER_FOLDER}"
VERSION="dev"
fi
done
elif [ ${{ github.event_name }} == 'merge_group' ];
then
echo "running because of Merge Group"
CHANGED_DIRS=$(git diff --name-only ${{ github.event.before }}..${{ github.event.after }} | xargs -I {} dirname {})
CONTAINER_FOLDERS=$(for CHANGED_DIR in ${CHANGED_DIRS}; do echo ${CHANGED_DIR} | awk -F "/" '{print $1}'; done | sort -u)
# there should only every be 1 container folder changed in a PR
for CONTAINER_FOLDER in ${CONTAINER_FOLDERS}; do
if [[ "${CONTAINER_FOLDER}" != "."* ]]; then
APP="${CONTAINER_FOLDER}"
VERSION="dev"
fi
done
else
TAG=${GITHUB_REF#refs/*/}
APP=$(echo $TAG | cut -d'-' -f1)
VERSION=$(echo $TAG | cut -d'-' -f2)
fi
APP_VERSION=$(grep -Eo "FROM[^:]+:[^[:space:]]+" ${APP}/Dockerfile | cut -d ":" -f 2-)
APP_IMAGE=$(grep -Eo "FROM[^:]+:[^[:space:]]+" ${APP}/Dockerfile | cut -d ":" -f -1 | cut -d/ -f 2- | cut -d " " -f 2-)
echo "app=${APP}" >> $GITHUB_OUTPUT
echo "version=${VERSION}" >> $GITHUB_OUTPUT
echo "app_version=${APP_VERSION}" >> $GITHUB_OUTPUT
echo "app_image=${APP_IMAGE}" >> $GITHUB_OUTPUT
- name: Generate tag value
id: tag_value
run: |
if [ ${{ github.event_name }} == 'pull_request' ] || [ ${{ github.event_name }} == 'merge_group' ];
then
TAG_VALUE="type=raw,value=${{ steps.tag.outputs.app_version }}-plural-${{ steps.tag.outputs.version }}"
else
TAG_VALUE="type=match,prefix=${{ steps.tag.outputs.app_version }}-plural,pattern=.*-v(.*),group=1"
fi
echo "tag_value=${TAG_VALUE}" >> $GITHUB_OUTPUT
- name: Docker meta
id: meta
uses: docker/metadata-action@v4
with:
flavor: |
latest=false
# list of Docker images to use as base name for tags
images: |
ghcr.io/pluralsh/containers/${{ steps.tag.outputs.app_image }}
dkr.plural.sh/${{ steps.tag.outputs.app }}/${{ steps.tag.outputs.app_image }}
# generate Docker tags based on the following events/attributes
tags: |
${{ steps.tag_value.outputs.tag_value }}
- name: Set up QEMU
uses: docker/setup-qemu-action@v2
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v2
- name: Login to GHCR
if: ${{ github.event_name != 'pull_request' }}
uses: docker/login-action@v2
with:
registry: ghcr.io
username: ${{ github.repository_owner }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Login to plural registry
uses: docker/login-action@v2
if: ${{ github.event_name != 'pull_request' }}
with:
registry: dkr.plural.sh
username: [email protected]
password: ${{ secrets.PLURAL_ACCESS_TOKEN }}
- name: Build ${{ steps.tag.outputs.app }} image for security scanning
uses: docker/build-push-action@v4
with:
context: ${{ steps.tag.outputs.app }}
file: "${{ steps.tag.outputs.app }}/Dockerfile"
load: true
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
platforms: linux/amd64
cache-from: type=gha
cache-to: type=gha,mode=max
- name: Run Trivy vulnerability scanner
uses: aquasecurity/trivy-action@master
with:
scan-type: 'image'
image-ref: ${{ fromJSON(steps.meta.outputs.json).tags[0] }}
hide-progress: false
format: 'sarif'
output: 'trivy-results.sarif'
scanners: 'vuln'
ignore-unfixed: true
#severity: 'CRITICAL,HIGH'
- name: Upload Trivy scan results to GitHub Security tab
uses: github/codeql-action/upload-sarif@v2
with:
sarif_file: 'trivy-results.sarif'
- name: Build ${{ steps.tag.outputs.app }} image
uses: docker/build-push-action@v4
with:
context: ${{ steps.tag.outputs.app }}
file: "${{ steps.tag.outputs.app }}/Dockerfile"
push: ${{ github.event_name != 'pull_request' && github.event_name != 'merge_group' }}
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
platforms: linux/amd64,linux/arm64
# cache-from: type=gha
# cache-to: type=gha,mode=max
trivy-scan:
name: Trivy IaC scan
runs-on: ubuntu-latest
permissions:
contents: read # for actions/checkout to fetch code
security-events: write # for github/codeql-action/upload-sarif to upload SARIF results
actions: read # only required for a private repository by github/codeql-action/upload-sarif to get the Action run status
steps:
- name: Checkout
uses: actions/checkout@v3
- name: Run Trivy vulnerability scanner in IaC mode
uses: aquasecurity/trivy-action@master
with:
scan-type: 'fs'
hide-progress: false
scan-ref: '.'
format: 'sarif'
output: 'trivy-results.sarif'
scanners: 'vuln,secret,config'
ignore-unfixed: true
#severity: 'CRITICAL,HIGH'
- name: Upload Trivy scan results to GitHub Security tab
uses: github/codeql-action/upload-sarif@v2
with:
sarif_file: 'trivy-results.sarif'