common gitlab-ci helper tasks

Signed-off-by: Marcin Fabrykowski git@fabrykowski.pl

helpers/gitlab-ci.yml

+.deploy branch:
+  stage: deploy
+  image:
+    name: alpine/helm
+  environment:
+    name: dev/$CI_COMMIT_REF_SLUG
+    on_stop: delete_app
+    url: https://$KUBE_NAMESPACE.ci.exphost.pl
+  variables:
+    APP: unset
+  before_script:
+  - helm repo add exphost https://gitlab.exphost.pl/charts
+  - helm repo add dex https://charts.dexidp.io
+  - helm repo update
+  - apk add --no-cache ca-certificates git curl
+  - curl -L "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl" -o /usr/local/bin/kubectl
+  - chmod +x /usr/local/bin/kubectl
+  script:
+#  - export VERSION=$(git describe --tags)
+#  - sed -i "s/__VERSION__/$VERSION/" chart/Chart.yaml
+  - echo "CI_ENVIRONMENT_SLUG $CI_ENVIRONMENT_SLUG"
+  - echo "CI_ENVIRONMENT_SLUG $CI_ENVIRONMENT_SLUG"
+  - echo "KUBE_NAMESPACE $KUBE_NAMESPACE"
+  - sed -i "s/__DOMAIN__/${KUBE_NAMESPACE}.ci.exphost.pl/" gitlab-ci-values-dex.yml
+  - sed -i "s/__DOMAIN__/${KUBE_NAMESPACE}.ci.exphost.pl/" gitlab-ci-values-${APP}.yml
+  - sed -i "s/__DOMAIN__/${KUBE_NAMESPACE}.ci.exphost.pl/" gitlab-ci-values.yml
+  - >
+    helm upgrade -n $KUBE_NAMESPACE -i auth dex/dex -f gitlab-ci-values-dex.yml
+    --wait --wait-for-jobs
+  - >
+    helm upgrade -n $KUBE_NAMESPACE -i ldap exphost/openldap -f gitlab-ci-values.yml
+    --wait --wait-for-jobs
+  - >
+    helm upgrade -n $KUBE_NAMESPACE -i test-controller exphost/exphost-controller -f gitlab-ci-values.yml
+    --version v0.3.0-1-gfa75265
+    --set global.domain=${KUBE_NAMESPACE}.ci.exphost.pl
+    --wait --wait-for-jobs
+  - >
+    helm upgrade -n $KUBE_NAMESPACE -i test-${APP} chart -f gitlab-ci-values-${APP}.yml
+    --set podAnnotations."app\.gitlab\.com/app"=$CI_PROJECT_PATH_SLUG
+    --set podAnnotations."app\.gitlab\.com/env"=$CI_ENVIRONMENT_SLUG
+    --set global.domain=${KUBE_NAMESPACE}.ci.exphost.pl
+    --wait --wait-for-jobs
+  - kubectl -n $KUBE_NAMESPACE rollout restart deployment test-${APP}-controller-${APP}
+  rules:
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
+    - if: $CI_COMMIT_BRANCH
+      when: manual
+
+.delete_app:
+  stage: cleanup
+  image:
+    name: alpine/helm
+  before_script:
+  - apk add --no-cache ca-certificates git curl
+  - curl -L "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl" -o /usr/local/bin/kubectl
+  - chmod +x /usr/local/bin/kubectl
+  script:
+    - helm uninstall -n $KUBE_NAMESPACE ldap --wait
+    - helm uninstall -n $KUBE_NAMESPACE auth --wait
+    - helm uninstall -n $KUBE_NAMESPACE test-controller --wait
+    - helm uninstall -n $KUBE_NAMESPACE test-${APP} --wait
+    - kubectl -n $KUBE_NAMESPACE delete pvc --all
+  variables:
+    GIT_STRATEGY: none
+    APP: unset
+  environment:
+    name: dev/$CI_COMMIT_REF_SLUG
+    action: stop
+  needs:
+    - deploy branch
+  when: manual
+  rules:
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
+      when: never
+    - if: $CI_COMMIT_BRANCH