refactor github actions iteration=12 (#1053) #68
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| name: Scale Backend Deployment | |
| on: | |
| workflow_dispatch: | |
| inputs: | |
| scaling_type: | |
| description: "Do you want to scale up or down? type either 'up' or 'down'. defaults to 'up'" | |
| required: true | |
| default: "up" | |
| jobs: | |
| scale_up: | |
| if: ${{ github.event.inputs.scaling_type == 'up' }} | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Create new droplet | |
| id: create_droplet | |
| uses: unstructuredstudio/zubhub/.github/actions/doctl_action@master | |
| with: | |
| token: ${{ secrets.DO_ACCESS_TOKEN }} | |
| script: | | |
| # This script will be executed inside a composite action. | |
| # rename GITHUB_OUTPUT so that it's clear that it's a | |
| # composite output and should be handled differently from $GITHUB_OUTPUT | |
| COMPOSITE_OUTPUT=$GITHUB_OUTPUT | |
| doctl compute droplet list 'zubhub-services*' > droplets.txt | |
| droplets_count=`wc -l < droplets.txt` | |
| echo "TARGET_DROPLETS_COUNT=$(($droplets_count))" >> $COMPOSITE_OUTPUT | |
| doctl compute droplet create zubhub-services-$(($droplets_count-1)) --image \ | |
| ${{ secrets.SOURCE_SNAPSHOT_ID }} --tag-name zubhub-services --size s-1vcpu-1gb \ | |
| --region nyc1 --enable-monitoring --ssh-keys ${{ secrets.DO_PUBLIC_SSHKEY_FP }} --wait | |
| sleep 30s | |
| echo "NEW_DROPLET_IP=$(doctl compute droplet get zubhub-services-$(($droplets_count-1)) \ | |
| --format PublicIPv4 --no-header)" >> $COMPOSITE_OUTPUT | |
| - name: Connect new droplet to swarm | |
| uses: unstructuredstudio/zubhub/.github/actions/ssh_action@master | |
| env: | |
| NEW_DROPLET_IP: ${{ fromJson(steps.create_droplet.outputs.JSON_STRING).NEW_DROPLET_IP }} | |
| with: | |
| HOST: ${{ env.NEW_DROPLET_IP }} | |
| USERNAME: ${{ secrets.DO_BACKEND_USERNAME }} | |
| KEY: ${{ secrets.DO_SSHKEY }} | |
| script: "docker swarm join --token ${{secrets.SWARM_WORKER_JOIN_TOKEN}} ${{secrets.SWARM_MASTER_HOST_AND_PORT}};sleep 10" | |
| - name: Scale up deployment | |
| uses: unstructuredstudio/zubhub/.github/actions/ssh_action@master | |
| env: | |
| TARGET_DROPLETS_COUNT: ${{ fromJson(steps.create_droplet.outputs.JSON_STRING).TARGET_DROPLETS_COUNT }} | |
| with: | |
| HOST: ${{ secrets.DO_BACKEND_HOST }} | |
| USERNAME: ${{ secrets.DO_BACKEND_USERNAME }} | |
| KEY: ${{ secrets.DO_SSHKEY }} | |
| script: "docker service scale zubhub-services_web=${{env.TARGET_DROPLETS_COUNT}}" | |
| scale_down: | |
| if: ${{ github.event.inputs.scaling_type == 'down' }} | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Get target Droplet IP and Droplet Count | |
| id: get_target_droplet_ip | |
| with: | |
| token: ${{ secrets.DO_ACCESS_TOKEN }} | |
| script: | | |
| # This script will be executed inside a composite action. | |
| # rename GITHUB_OUTPUT so that it's clear that it's a | |
| # composite output and should be handled differently from $GITHUB_OUTPUT | |
| COMPOSITE_OUTPUT=$GITHUB_OUTPUT | |
| doctl compute droplet list 'zubhub-services*' > droplets.txt | |
| droplets_count=`wc -l < droplets.txt` | |
| echo "TARGET_DROPLETS_COUNT=$(($droplets_count - 2))" >> $COMPOSITE_OUTPUT | |
| echo "TARGET_DROPLET_IP=$(doctl compute droplet get zubhub-services-$(($droplets_count-2)) \ | |
| --format PublicIPv4 --no-header)" >> $COMPOSITE_OUTPUT | |
| - name: Scale down deployment | |
| env: | |
| TARGET_DROPLETS_COUNT: ${{ fromJson(steps.get_target_droplet_ip.outputs.JSON_STRING).TARGET_DROPLETS_COUNT }} | |
| if: ${{ env.TARGET_DROPLETS_COUNT > 0 }} | |
| uses: unstructuredstudio/zubhub/.github/actions/ssh_action@master | |
| with: | |
| HOST: ${{ secrets.DO_BACKEND_HOST }} | |
| USERNAME: ${{ secrets.DO_BACKEND_USERNAME }} | |
| KEY: ${{ secrets.DO_SSHKEY }} | |
| script: "docker service scale zubhub-services_web=${{env.TARGET_DROPLETS_COUNT}}" | |
| - name: Disconnect Target Droplet From Swarm | |
| env: | |
| TARGET_DROPLETS_COUNT: ${{ fromJson(steps.get_target_droplet_ip.outputs.JSON_STRING).TARGET_DROPLETS_COUNT }} | |
| TARGET_DROPLET_IP: ${{ fromJson(steps.get_target_droplet_ip.outputs.JSON_STRING).TARGET_DROPLET_IP }} | |
| if: ${{ env.TARGET_DROPLETS_COUNT > 0 }} | |
| uses: unstructuredstudio/zubhub/.github/actions/ssh_action@master | |
| with: | |
| HOST: ${{ env.TARGET_DROPLET_IP }} | |
| USERNAME: ${{ secrets.DO_BACKEND_USERNAME }} | |
| KEY: ${{ secrets.DO_SSHKEY }} | |
| script: "docker swarm leave;sleep 5s" | |
| - name: Destroy Target Droplet | |
| uses: unstructuredstudio/zubhub/.github/actions/doctl_action@master | |
| env: | |
| TARGET_DROPLETS_COUNT: ${{ fromJson(steps.get_target_droplet_ip.outputs.JSON_STRING).TARGET_DROPLETS_COUNT }} | |
| if: ${{ env.TARGET_DROPLETS_COUNT > 0 }} | |
| with: | |
| token: ${{ secrets.DO_ACCESS_TOKEN }} | |
| script: | | |
| doctl compute droplet delete -f zubhub-services-$TARGET_DROPLETS_COUNT | |
| sleep 10s | |
| - name: Remove Target Droplet From Node List | |
| env: | |
| TARGET_DROPLETS_COUNT: ${{ fromJson(steps.get_target_droplet_ip.outputs.JSON_STRING).TARGET_DROPLETS_COUNT }} | |
| if: ${{ env.TARGET_DROPLETS_COUNT > 0 }} | |
| uses: unstucturedstudio/zubhub/.github/actions/ssh_action@master | |
| with: | |
| HOST: ${{ secrets.DO_BACKEND_HOST }} | |
| USERNAME: ${{ secrets.DO_BACKEND_USERNAME }} | |
| KEY: ${{ secrets.DO_SSHKEY }} | |
| script: "docker node rm zubhub-services-${{env.TARGET_DROPLETS_COUNT}}" |