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themightychristhemightychris
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feat(ci): add k8s deployment
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‎.github/workflows/k8s-deploy.yml

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name: Deploy K8s Preview
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on:
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pull_request:
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branches: [ develop ]
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types: [ opened, reopened, synchronize ]
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push:
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branches: [ develop ]
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env:
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GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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DOCKER_REGISTRY: ghcr.io
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DOCKER_PACKAGE: laddr-composite
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KUBE_CONFIG_DATA: ${{ secrets.KUBECONFIG_BASE64 }}
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KUBE_NAMESPACE: laddr
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KUBE_HOSTNAME: laddr.sandbox.k8s.phl.io
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DATABASE_NAME: laddr
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HAB_LICENSE: accept-no-persist
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HAB_ORIGIN: codeforphilly
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jobs:
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k8s-deploy:
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runs-on: ubuntu-latest
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steps:
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- name: Cancel superseded runs
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uses: styfle/[email protected]
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with:
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access_token: ${{ secrets.GITHUB_TOKEN }}
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- name: Configure environment
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run: |
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if [ "${GITHUB_EVENT_NAME}" == "pull_request" ]; then
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RELEASE_NAME="pr-$(jq --raw-output .pull_request.number "${GITHUB_EVENT_PATH}")"
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RELEASE_TRANSIENT='true'
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else
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RELEASE_NAME="latest"
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RELEASE_TRANSIENT='false'
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fi
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echo "Using RELEASE_NAME=${RELEASE_NAME}"
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echo "RELEASE_NAME=${RELEASE_NAME}" >> $GITHUB_ENV
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echo "Using RELEASE_TRANSIENT=${RELEASE_TRANSIENT}"
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echo "RELEASE_TRANSIENT=${RELEASE_TRANSIENT}" >> $GITHUB_ENV
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DOCKER_REPOSITORY="${GITHUB_REPOSITORY,,}"
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echo "Using DOCKER_REPOSITORY=${DOCKER_REPOSITORY}"
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echo "DOCKER_REPOSITORY=${DOCKER_REPOSITORY}" >> $GITHUB_ENV
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- name: Create Github Deployment
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uses: bobheadxi/[email protected]
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id: deployment
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with:
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step: start
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token: ${{ secrets.GITHUB_TOKEN }}
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env: '${{ env.RELEASE_NAME }}'
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ref: '${{ github.head_ref }}'
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transient: ${{ env.RELEASE_TRANSIENT }}
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logs: 'https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}'
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no_override: false
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- uses: actions/checkout@v2
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- name: 'Initialize Chef Habitat environment'
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uses: JarvusInnovations/habitat-action@action/v1
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with:
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deps: |
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jarvus/hologit
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- id: site-projection
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name: 'Project holobranch: emergence-site'
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uses: JarvusInnovations/hologit@actions/projector/v1
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with:
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# use HEAD checked out above by checkout action
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ref: HEAD
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fetch: false
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holobranch: emergence-site
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- id: fixtures-projection
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name: 'Project holobranch: fixtures'
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uses: JarvusInnovations/hologit@actions/projector/v1
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with:
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# use HEAD checked out above by checkout action
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ref: HEAD
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fetch: false
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holobranch: fixtures
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- name: Build & push Docker image
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uses: whoan/docker-build-with-cache-action@v5
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with:
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dockerfile: Dockerfile
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username: ${{ github.actor }}
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password: ${{ env.GITHUB_TOKEN }}
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registry: ${{ env.DOCKER_REGISTRY }}
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image_name: ${{ env.DOCKER_REPOSITORY }}/${{ env.DOCKER_PACKAGE }}
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image_tag: ${{ env.RELEASE_NAME }}
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build_extra_args: |
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--build-arg=SITE_TREE=${{ steps.site-projection.outputs.tree }}
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--build-arg=SITE_VERSION=0.0.0-${{ env.RELEASE_NAME }}
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--build-arg=SOURCE_COMMIT=${{ github.sha }}
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--build-arg=SOURCE_TAG=${{ env.RELEASE_NAME }}
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--build-arg=HAB_LICENSE=${{ env.HAB_LICENSE }}
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- name: Configure kubectl
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run: |
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set -e
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test -e ~/.kube || mkdir ~/.kube
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printf '%s' "$KUBE_CONFIG_DATA" | base64 -d > ~/.kube/config
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- name: Deploy instance via Helm template
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run: |
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set -e
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docker_image="${DOCKER_REGISTRY}/${DOCKER_REPOSITORY}/${DOCKER_PACKAGE}:${RELEASE_NAME}"
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release_hostname="${RELEASE_NAME}.${KUBE_HOSTNAME}"
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kubectl config set-context --current --namespace="${KUBE_NAMESPACE}"
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echo "Listing pods existing before deploy"
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kubectl get pods \
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-l app.kubernetes.io/instance="${RELEASE_NAME}" \
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--template '{{range .items}}{{.metadata.name}}{{"\n"}}{{end}}' \
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| sort \
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| tee ./.pods-before
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echo "Using helm upgrade to apply ./helm-chart to release ${RELEASE_NAME}"
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helm upgrade "${RELEASE_NAME}" ./helm-chart \
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--install \
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--set name="${RELEASE_NAME}" \
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--set namespace="${KUBE_NAMESPACE}" \
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--set image="${docker_image}" \
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--set hostname="${release_hostname}" \
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--set hab.runtime.error.display=true
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echo "Listing pods existing after deploy"
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kubectl get pods \
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-l app.kubernetes.io/instance="${RELEASE_NAME}" \
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--template '{{range .items}}{{.metadata.name}}{{"\n"}}{{end}}' \
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| sort \
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| tee ./.pods-after
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echo "Deleting stale pods to force image refresh"
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comm -12 ./.pods-before ./.pods-after \
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| xargs --no-run-if-empty kubectl delete pod
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- name: Wait for Deployment to be ready
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timeout-minutes: 10
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run: |
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until kubectl rollout status deployment "${RELEASE_NAME}" 2>/dev/null >/dev/null; do
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echo -n "."
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sleep .5
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done
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- name: Find new Pod
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run: |
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POD_NAME=$(
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kubectl get pod \
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-l app.kubernetes.io/instance="${RELEASE_NAME}" \
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-o jsonpath='{.items[0].metadata.name}'
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)
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echo "Using POD_NAME=${POD_NAME}"
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echo "POD_NAME=${POD_NAME}" >> $GITHUB_ENV
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- name: Wait For Pod to be ready
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timeout-minutes: 5
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run: kubectl wait --for condition=ready "pod/${POD_NAME}" --timeout=30s
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- name: Wait for MySQL to be Ready
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timeout-minutes: 5
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run: |
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until kubectl exec "${POD_NAME}" -- hab pkg exec "${HAB_ORIGIN}/${DOCKER_PACKAGE}" mysqladmin ping; do
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sleep .5
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done
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- name: Load fixtures into database
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run: |
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echo "Dropping any existing database..."
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kubectl exec "${POD_NAME}" -- \
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hab pkg exec "${HAB_ORIGIN}/${DOCKER_PACKAGE}" \
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mysqladmin drop "${DATABASE_NAME}" --force \
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|| true
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echo "Creating an empty database..."
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kubectl exec "${POD_NAME}" -- \
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hab pkg exec "${HAB_ORIGIN}/${DOCKER_PACKAGE}" \
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mysqladmin create "${DATABASE_NAME}"
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echo "Loading fixtures..."
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(
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for fixture_file in $(git ls-tree -r --name-only ${{ steps.fixtures-projection.outputs.tree }}); do
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git cat-file -p "${{ steps.fixtures-projection.outputs.tree }}:${fixture_file}"
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done
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) | kubectl exec -i "${POD_NAME}" -- \
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hab pkg exec "${HAB_ORIGIN}/${DOCKER_PACKAGE}" \
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mysql "${DATABASE_NAME}"
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echo "Running migrations..."
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kubectl exec "${POD_NAME}" -- \
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hab pkg exec "${HAB_ORIGIN}/${DOCKER_PACKAGE}" \
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emergence-console-run migrations:execute --all
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- name: Update Github Deployment
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uses: bobheadxi/[email protected]
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if: ${{ always() }}
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with:
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step: finish
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token: ${{ secrets.GITHUB_TOKEN }}
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status: ${{ job.status }}
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deployment_id: ${{ steps.deployment.outputs.deployment_id }}
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env_url: 'https://${{ env.RELEASE_NAME}}.${{ env.KUBE_HOSTNAME }}/'
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logs: 'https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}'

‎.github/workflows/k8s-destroy.yml

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name: Destroy K8s Preview
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on:
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pull_request:
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branches: [ develop ]
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types: [ closed ]
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env:
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GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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KUBE_CONFIG_DATA: ${{ secrets.KUBECONFIG_BASE64 }}
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KUBE_NAMESPACE: laddr
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RELEASE_NAME: pr-${{ github.event.number }}
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jobs:
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k8s-destroy:
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runs-on: ubuntu-latest
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steps:
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- name: Configure kubectl
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run: |
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set -e
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test -e ~/.kube || mkdir ~/.kube
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printf '%s' "$KUBE_CONFIG_DATA" | base64 -d > ~/.kube/config
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- name: Delete PR Deployment
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run: |
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set -e
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kubectl config set-context --current --namespace="${KUBE_NAMESPACE}"
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kubectl delete deployment,replicaset,ingress,all -l "app.kubernetes.io/instance=${RELEASE_NAME}"
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kubectl delete secret "${RELEASE_NAME}-tls"
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- name: Deactivate Github Deployment
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uses: bobheadxi/[email protected]
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with:
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step: deactivate-env
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token: ${{ secrets.GITHUB_TOKEN }}
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env: '${{ env.RELEASE_NAME }}'

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