Files
Lukas Höppner 211c72556d
Build / build (push) Successful in 24s
Publish Docker Image / docker (push) Successful in 19s
refactor: enhance Docker CLI installation and build process in publish-image workflow
2026-05-19 17:47:57 +02:00

99 lines
2.9 KiB
YAML

name: Publish Docker Image
on:
push:
branches:
- main
tags:
- "v*"
workflow_dispatch:
jobs:
docker:
runs-on: docker
container:
image: node:20-alpine
steps:
- name: Checkout repository
uses: actions/checkout@v4
- name: Install Docker CLI + Buildx
shell: sh
run: |
apk add --no-cache docker-cli docker-cli-buildx
- name: Build image metadata
id: meta
shell: sh
run: |
SERVER_URL="${GITHUB_SERVER_URL:-${GITEA_SERVER_URL:-}}"
if [ -z "$SERVER_URL" ]; then
echo "Neither GITHUB_SERVER_URL nor GITEA_SERVER_URL is set."
exit 1
fi
REGISTRY_HOST="${SERVER_URL#http://}"
REGISTRY_HOST="${REGISTRY_HOST#https://}"
IMAGE_REPO="$(echo "$GITHUB_REPOSITORY" | tr '[:upper:]' '[:lower:]')"
echo "registry_host=$REGISTRY_HOST" >> "$GITHUB_OUTPUT"
echo "image=$REGISTRY_HOST/$IMAGE_REPO" >> "$GITHUB_OUTPUT"
- name: Log in to Gitea Container Registry
shell: sh
env:
REGISTRY_USERNAME: ${{ secrets.REGISTRY_USERNAME }}
REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
LEGACY_TOKEN: ${{ secrets.GITEA_TOKEN }}
ACTOR_USERNAME: ${{ github.actor }}
run: |
USERNAME="$REGISTRY_USERNAME"
TOKEN="$REGISTRY_TOKEN"
if [ -z "$USERNAME" ]; then
USERNAME="$ACTOR_USERNAME"
fi
if [ -z "$TOKEN" ]; then
TOKEN="$LEGACY_TOKEN"
fi
if [ -z "$USERNAME" ] || [ -z "$TOKEN" ]; then
echo "Registry login failed: set REGISTRY_USERNAME and REGISTRY_TOKEN (or fallback GITEA_TOKEN)."
exit 1
fi
echo "$TOKEN" | docker login "${{ steps.meta.outputs.registry_host }}" -u "$USERNAME" --password-stdin
- name: Build and push image
shell: sh
run: |
IMAGE="${{ steps.meta.outputs.image }}"
SHA_TAG="${GITHUB_SHA}"
REF_TYPE="${GITHUB_REF_TYPE}"
REF_NAME="${GITHUB_REF_NAME}"
TAG_ARGS="--tag $IMAGE:$SHA_TAG"
# latest only for pushes to main
if [ "$REF_TYPE" = "branch" ] && [ "$REF_NAME" = "main" ]; then
TAG_ARGS="$TAG_ARGS --tag $IMAGE:latest"
fi
# semver tags for refs like v1.2.3 -> v1.2.3, v1.2, v1
if [ "$REF_TYPE" = "tag" ]; then
case "$REF_NAME" in
v[0-9]*.[0-9]*.[0-9]*)
MAJOR="$(echo "$REF_NAME" | cut -d. -f1)"
MINOR="$(echo "$REF_NAME" | cut -d. -f2)"
TAG_ARGS="$TAG_ARGS --tag $IMAGE:$REF_NAME --tag $IMAGE:$MAJOR.$MINOR --tag $IMAGE:$MAJOR"
;;
*)
TAG_ARGS="$TAG_ARGS --tag $IMAGE:$REF_NAME"
;;
esac
fi
docker buildx version
docker buildx build --push $TAG_ARGS .