chore: run OpenShift 3 tests as part of CI/CD flow

Author: ivanstanev

.circleci/config.yml

@@ -241,6 +241,26 @@ jobs:
       - store_artifacts:
           path: /tmp/logs/test/integration/eks
 
+  openshift3_integration_tests:
+    <<: *default_machine_config
+    steps:
+      - checkout
+      - setup_node12
+      - run:
+          name: Create temporary directory for logs
+          command: mkdir -p /tmp/logs/test/integration/openshift3
+      - run:
+          name: Integration tests OpenShift 3
+          command: |
+            export KUBERNETES_MONITOR_IMAGE_NAME_AND_TAG=$(./scripts/circleci-jobs/setup-openshift3-integration-tests.py)
+            npm run test:integration:openshift3
+      - run:
+          name: Notify Slack on failure
+          command: ./scripts/slack-notify-failure.sh "staging-openshift3-integration-tests-${CIRCLE_SHA1}"
+          when: on_fail
+      - store_artifacts:
+          path: /tmp/logs/test/integration/openshift3
+
   openshift4_integration_tests:
     <<: *default_machine_config
     steps:
@@ -437,6 +457,10 @@ workflows:
           requires:
             - build_image
           <<: *staging_branch_only_filter
+      - openshift3_integration_tests:
+          requires:
+            - build_image
+          <<: *staging_branch_only_filter
       - openshift4_integration_tests:
           requires:
             - build_image

scripts/circleci-jobs/setup-openshift3-integration-tests.py

@@ -0,0 +1,21 @@
+#!/usr/bin/python3
+
+import os
+import subprocess
+
+dockerhub_user = os.getenv('DOCKERHUB_USER')
+dockerhub_password = os.getenv('DOCKERHUB_PASSWORD')
+
+subprocess.getoutput("docker login --username " + dockerhub_user + " --password " + dockerhub_password)
+
+circle_branch = os.getenv("CIRCLE_BRANCH")
+if circle_branch == "staging":
+    image_tag = "staging-candidate"
+else:
+    image_tag = "discardable"
+circle_sha1 = os.getenv("CIRCLE_SHA1")
+kubernetes_monitor_image_name_and_tag = "snyk/kubernetes-monitor:" + image_tag + "-" + circle_sha1
+
+subprocess.getoutput("docker pull " + kubernetes_monitor_image_name_and_tag)
+
+print(kubernetes_monitor_image_name_and_tag)