blue/green deploy #34
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| name: Deploy Next.js App | |
| on: | |
| push: | |
| branches: | |
| - main | |
| env: | |
| # STAGING_DIR: /tmp/my-app-staging | |
| # LIVE_DIR: /var/www/my-app | |
| STAGING_DIR_PATH: ${{ vars.STAGING_DIR_PATH }} | |
| LIVE_DIR_PATH: ${{ vars.LIVE_DIR_PATH }} | |
| NEXTAUTH_URL: ${{ secrets.NEXTAUTH_URL }} | |
| NEXT_PUBLIC_API_URL: ${{ secrets.NEXT_PUBLIC_API_URL }} | |
| NEXT_PUBLIC_HOME_URL: ${{ secrets.NEXT_PUBLIC_HOME_URL }} | |
| NEXT_PUBLIC_MEILISEARCH_KEY: ${{ secrets.NEXT_PUBLIC_MEILISEARCH_KEY }} | |
| NEXT_PUBLIC_MEILISEARCH_URL: ${{ secrets.NEXT_PUBLIC_MEILISEARCH_URL }} | |
| NEXT_PUBLIC_NODE_ENV: ${{ secrets.NEXT_PUBLIC_NODE_ENV }} | |
| NEXT_PUBLIC_PLAUSIBLE: ${{ secrets.NEXT_PUBLIC_PLAUSIBLE }} | |
| NEXT_PUBLIC_SENTRY_DSN: ${{ secrets.NEXT_PUBLIC_SENTRY_DSN }} | |
| NEXT_PUBLIC_STRAPI_API_URL: ${{ secrets.NEXT_PUBLIC_STRAPI_API_URL }} | |
| SECRET_COOKIE_PASSWORD: ${{ secrets.SECRET_COOKIE_PASSWORD }} | |
| SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }} | |
| SENTRY_DSN: ${{ secrets.SENTRY_DSN }} | |
| STRAPI_DATABASE_URL: ${{ secrets.STRAPI_DATABASE_URL }} | |
| STRAPI_PREVIEW_SECRET: ${{ secrets.STRAPI_PREVIEW_SECRET }} | |
| STRAPI_READONLY_TOKEN: ${{ secrets.STRAPI_READONLY_TOKEN }} | |
| NEXT_PUBLIC_SUPABASE_ANON: ${{ secrets.NEXT_PUBLIC_SUPABASE_ANON }} | |
| NEXT_PUBLIC_SUPABASE_URL: ${{ secrets.NEXT_PUBLIC_SUPABASE_URL }} | |
| jobs: | |
| build-and-deploy: | |
| runs-on: ubuntu-latest | |
| environment: Production | |
| steps: | |
| - uses: actions/checkout@v3 | |
| - name: Install Node.js | |
| uses: actions/setup-node@v3 | |
| with: | |
| node-version: 20.x | |
| - name: Install dependencies | |
| #GITHUB_PERSONAL_ACCESS_TOKEN for private npm packages | |
| run: GITHUB_PERSONAL_ACCESS_TOKEN=${{secrets.GH_PERSONAL_ACCESS_TOKEN}} npm install --legacy-peer-deps | |
| - name: Build Next.js app | |
| run: | | |
| mkdir -p ${{ env.STAGING_DIR_PATH }} | |
| npm run build | |
| cp -r . ${{ env.STAGING_DIR_PATH }} | |
| - name: Deploy to server | |
| env: | |
| SERVER_HOST: ${{ secrets.SERVER_HOST }} | |
| SERVER_USER: ${{ secrets.SERVER_USER }} | |
| run: | | |
| # add blue/green deployment | |
| BLUE_DIR=${{ env.LIVE_DIR_PATH }}-blue | |
| GREEN_DIR=${{ env.LIVE_DIR_PATH }}-green | |
| CURRENT_LIVE_NAME=false | |
| CURRENT_LIVE_DIR=false | |
| DEPLOYING_TO_NAME=false | |
| DEPLOYING_TO_DIR=false | |
| mkdir -p ~/.ssh/ | |
| echo "${{ secrets.SERVER_SSH_PRIVATE_KEY }}" > ~/.ssh/id_rsa | |
| chmod 600 ~/.ssh/id_rsa | |
| # Add the server's host key to known_hosts | |
| ssh-keyscan -H ${{ secrets.SERVER_HOST }} >> ~/.ssh/known_hosts | |
| # delete folder in temp staging directory if it exists | |
| ssh ${{ env.SERVER_USER }}@${{ env.SERVER_HOST }} "echo 'Checking and cleaning staging folder...' && if [ -d ${{ env.STAGING_DIR_PATH }}/* ]; then rm -rf ${{ env.STAGING_DIR_PATH }}/*; fi" | |
| # copy .next folder to temp staging directory | |
| scp -r ${{ env.STAGING_DIR_PATH }}/. ${{ env.SERVER_USER }}@${{ env.SERVER_HOST }}:${{ env.STAGING_DIR_PATH }} | |
| ssh ${{ env.SERVER_USER }}@${{ env.SERVER_HOST }} " | |
| set -e | |
| #check if blue or green deployment is running | |
| PM2_STATUS=$(pm2 jlist | jq -r '.[] | select(.name == "blue" or .name == "green") | .name, .pm2_env.status') | |
| if [[ $PM2_STATUS == *"blue online"* ]]; then | |
| echo "Blue is running" | |
| CURRENT_LIVE_NAME="blue" | |
| CURRENT_LIVE_DIR=$BLUE_DIR | |
| DEPLOYING_TO_NAME="green" | |
| DEPLOYING_TO_DIR=$GREEN_DIR | |
| elif [[ $PM2_STATUS == *"green online"* ]]; then | |
| echo "Green is running" | |
| CURRENT_LIVE_NAME="green" | |
| CURRENT_LIVE_DIR=$GREEN_DIR | |
| DEPLOYING_TO_NAME="blue" | |
| DEPLOYING_TO_DIR=$BLUE_DIR | |
| else | |
| echo "Neither blue nor green is running" | |
| #DEPLOYING_TO_DIR=$BLUE_DIR | |
| fi | |
| echo "Deploying to $DEPLOYING_TO_DIR" | |
| # if no $DEPLOY_DIR, exit with error | |
| if [ ! -d $DEPLOYING_TO_DIR ]; then | |
| echo "Error: $DEPLOYING_TO_DIR does not exist" | |
| exit 1 | |
| fi | |
| # wait for directory to be copied from github to temp via scp | |
| while [ ! -d "${{ env.STAGING_DIR_PATH }}/.next" ]; do | |
| echo "Waiting for directory to be copied from github to temp via scp..." | |
| sleep 5 | |
| done | |
| # copy from temp to new build directory | |
| echo "Copy new temp build to new build directory..." | tee -a /var/log/prototypr/deploy.log | |
| # remove old .next folder | |
| rm -rf $DEPLOYING_TO_DIR | |
| # copy new folder | |
| cp -r ${{ env.STAGING_DIR_PATH }} $DEPLOYING_TO_DIR | |
| ##now all the new files are in the new deployment folder, pm2 can be restarted to point to the new folder | |
| echo "Stop $CURRENT_LIVE_NAME and start $DEPLOYING_TO_NAME" | tee -a /var/log/prototypr/deploy.log | |
| pm2 restart $DEPLOYING_TO_NAME | |
| pm2 stop $CURRENT_LIVE_NAME | |
| # pm2 start $DEPLOYING_TO_DIR/.next/server/index.js --name $DEPLOYING_TO_NAME | |
| " |