Add .gitlab-ci.yml

.gitlab-ci.yml

+stages:
+  - build
+  - review
+  - staging
+  - production
+  - cleanup
+
+variables:
+  # Configure this variables in Secure Variables:
+  # OPENSHIFT_SERVER (e.g. '192.168.2.157:8443')
+  # OPENSHIFT_DOMAIN (e.g. '192.168.2.157.nip.io')
+  # OPENSHIFT_TOKEN (e.g. 'eyJhbGciOiJSUzI1NiIsInR5cCI6IkpX...')
+
+build:
+  image: maven:3.5.3-slim
+  stage: build
+  script:
+    - mvn clean install
+  artifacts:
+    paths:
+    - target/*.jar
+    expire_in: 1 hour
+
+
+.deploy: &deploy
+  image: ayufan/openshift-cli
+  before_script:
+    - oc login "$OPENSHIFT_SERVER" --token="$OPENSHIFT_TOKEN" --insecure-skip-tls-verify
+    - oc project "$CI_PROJECT_NAME-$CI_PROJECT_ID" 2> /dev/null || oc new-project "$CI_PROJECT_NAME-$CI_PROJECT_ID"
+  script:
+    - "oc get services $APP 2> /dev/null || oc new-app . --name=$APP --strategy=docker"
+    - "oc start-build $APP --from-dir=. --follow || sleep 3s && oc start-build $APP --from-dir=. --follow"
+    - "oc get routes $APP 2> /dev/null || oc expose service $APP --hostname=$APP_HOST"
+
+review:
+  <<: *deploy
+  stage: review
+  variables:
+    APP: review-$CI_COMMIT_REF_NAME
+    APP_HOST: $CI_PROJECT_NAME-$CI_ENVIRONMENT_SLUG.$OPENSHIFT_DOMAIN
+  environment:
+    name: review/$CI_COMMIT_REF_NAME
+    url: http://$CI_PROJECT_NAME-$CI_ENVIRONMENT_SLUG.$OPENSHIFT_DOMAIN
+    on_stop: stop-review
+  only:
+    - branches
+  except:
+    - master
+
+stop-review:
+  <<: *deploy
+  stage: cleanup
+  script:
+    - oc delete all -l "app=$APP"
+  when: manual
+  variables:
+    APP: review-$CI_COMMIT_REF_NAME
+    GIT_STRATEGY: none
+  environment:
+    name: review/$CI_COMMIT_REF_NAME
+    action: stop
+  only:
+    - branches
+  except:
+    - master
+
+staging:
+  <<: *deploy
+  stage: staging
+  variables:
+    APP: staging
+    APP_HOST: $CI_PROJECT_NAME-staging.$OPENSHIFT_DOMAIN
+  environment:
+    name: staging
+    url: http://$CI_PROJECT_NAME-staging.$OPENSHIFT_DOMAIN
+  only:
+    - master
+
+production:
+  <<: *deploy
+  stage: production
+  variables:
+    APP: production
+    APP_HOST: $CI_PROJECT_NAME.$OPENSHIFT_DOMAIN
+  when: manual
+  environment:
+    name: production
+    url: http://$CI_PROJECT_NAME.$OPENSHIFT_DOMAIN
+  only:
+    - master
\ No newline at end of file