Files
delta-force-guide-server/.github/workflows/build-and-deploy.yml
T

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name: Build and Deploy
on:
release:
types: [published]
env:
APP_NAME: delta-force-guide-server
IMAGE_REGISTRY: ${{ vars.GITLAB_REGISTRY }}
IMAGE_NAME: ${{ vars.GITLAB_IMAGE_NAME }}
jobs:
# ================================================================
# Job 1 — Package: build the JAR with Gradle
# ================================================================
package:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- name: Set up JDK 21 (Corretto)
uses: actions/setup-java@v4
with:
java-version: 21
distribution: corretto
cache: gradle
- name: Set up Gradle
uses: gradle/actions/setup-gradle@v4
- name: Build with Gradle
run: ./gradlew build
- name: Upload JAR artifact
uses: actions/upload-artifact@v4
with:
name: app-jar
path: build/libs/delta-force-guide-server-*.jar
retention-days: 1
# ================================================================
# Job 2 — Build & push Docker image to GitHub Container Registry
# ================================================================
build-and-push:
needs: package
runs-on: ubuntu-latest
permissions:
contents: read
packages: write
steps:
- uses: actions/checkout@v4
- name: Download JAR artifact
uses: actions/download-artifact@v4
with:
name: app-jar
path: build/libs
- name: Resolve JAR file path
id: jar
run: echo "file=$(ls build/libs/delta-force-guide-server-*.jar | head -1)" >> "$GITHUB_OUTPUT"
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
- name: Log in to GitLab Container Registry
uses: docker/login-action@v3
with:
registry: ${{ env.IMAGE_REGISTRY }}
username: ${{ vars.GITLAB_REGISTRY_USER }}
password: ${{ secrets.GITLAB_REGISTRY_PASSWORD }}
- name: Generate image tags
id: meta
run: |
echo "version=${{ env.IMAGE_NAME }}:${{ github.event.release.tag_name }}" >> "$GITHUB_OUTPUT"
echo "latest=${{ env.IMAGE_NAME }}:latest" >> "$GITHUB_OUTPUT"
- name: Build and push Docker image
uses: docker/build-push-action@v6
with:
context: .
file: Dockerfile.ci
build-args: JAR_FILE=${{ steps.jar.outputs.file }}
push: true
tags: |
${{ steps.meta.outputs.version }}
${{ steps.meta.outputs.latest }}
cache-from: type=gha
cache-to: type=gha,mode=max
# ================================================================
# Job 3 — Deploy on the target server via SSH
# ================================================================
deploy:
needs: build-and-push
runs-on: ubuntu-latest
steps:
- name: Deploy via SSH
uses: appleboy/ssh-action@v1.2.0
with:
host: ${{ secrets.DEPLOY_HOST }}
username: ${{ secrets.DEPLOY_USER }}
key: ${{ secrets.DEPLOY_SSH_KEY }}
script: |
set -e
echo '=== Pulling image ==='
echo '${{ secrets.GITLAB_REGISTRY_PASSWORD }}' | docker login ${{ env.IMAGE_REGISTRY }} \
-u ${{ vars.GITLAB_REGISTRY_USER }} --password-stdin
docker pull ${{ env.IMAGE_NAME }}:${{ github.event.release.tag_name }}
echo '=== Stopping old container ==='
docker stop ${{ env.APP_NAME }} || true
docker rm ${{ env.APP_NAME }} || true
echo '=== Starting new container ==='
docker run -d \
--name ${{ env.APP_NAME }} \
--restart unless-stopped \
-p ${DEPLOY_PORT:-8080}:8080 \
${{ env.IMAGE_NAME }}:${{ github.event.release.tag_name }}
echo '=== Cleaning up old images ==='
docker image prune -f
echo '=== Deployment complete ==='