Merge "Grafana: Add Selenium tests to helm test pod"

grafana/templates/bin/_selenium-tests.py.tpl

@@ -0,0 +1,87 @@
+#!/usr/bin/env python
+
+{{/*
+Copyright 2019 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+import logging
+import os
+import sys
+from selenium import webdriver
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.support import expected_conditions as EC
+from selenium.webdriver.chrome.options import Options
+
+# Create logger, console handler and formatter
+logger = logging.getLogger('Grafana Selenium Tests')
+logger.setLevel(logging.DEBUG)
+ch = logging.StreamHandler()
+ch.setLevel(logging.DEBUG)
+formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+
+# Set the formatter and add the handler
+ch.setFormatter(formatter)
+logger.addHandler(ch)
+
+# Get Grafana admin user name
+if "GRAFANA_USER" in os.environ:
+  grafana_user = os.environ['GRAFANA_USER']
+  logger.info('Found Grafana username')
+else:
+  logger.critical('Grafana username environment variable not set')
+  sys.exit(1)
+
+if "GRAFANA_PASSWORD" in os.environ:
+  grafana_password = os.environ['GRAFANA_PASSWORD']
+  logger.info('Found Grafana password')
+else:
+  logger.critical('Grafana password environment variable not set')
+  sys.exit(1)
+
+if "GRAFANA_URI" in os.environ:
+  grafana_uri = os.environ['GRAFANA_URI']
+  logger.info('Found Grafana URI')
+else:
+  logger.critical('Grafana URI environment variable not set')
+  sys.exit(1)
+
+options = Options()
+options.add_argument('--headless')
+options.add_argument('--no-sandbox')
+options.add_argument('--window-size=1920x1080')
+
+logger.info("Attempting to open Grafana dashboard")
+try:
+  browser = webdriver.Chrome('/etc/selenium/chromedriver', chrome_options=options)
+  logger.info("Successfully opened Grafana dashboard")
+except exception, e:
+  logger.error("Unable to open Grafana")
+  browser.close()
+  sys.exit(1)
+
+logger.info("Attempting to log into Grafana dashboard")
+try:
+  browser.get(grafana_uri)
+  browser.find_element_by_name('username').send_keys(grafana_user)
+  browser.find_element_by_name('password').send_keys(grafana_password)
+  browser.find_element_by_css_selector('body > grafana-app > div.main-view > div > div:nth-child(1) > div > div > div.login-inner-box > form > div.login-button-group > button').click()
+  logger.info("Successfully logged in to Grafana")
+except exception, e:
+  logger.error("Failed to log in to Grafana")
+  browser.close()
+  sys.exit(1)
+
+browser.close()

grafana/templates/configmap-bin.yaml

@@ -32,6 +32,8 @@ data:
 {{ tuple "bin/_helm-tests.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
   grafana.sh: |
 {{ tuple "bin/_grafana.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
+  selenium-tests.py: |
+{{ tuple "bin/_selenium-tests.py.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
   set-admin-password.sh: |
 {{ tuple "bin/_set-admin-password.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
 {{- end }}

grafana/templates/pod-helm-tests.yaml

@@ -67,6 +67,32 @@ spec:
           mountPath: /tmp/helm-tests.sh
           subPath: helm-tests.sh
           readOnly: true
+    - name: {{.Release.Name}}-selenium-tests
+{{ tuple $envAll "selenium_tests" | include "helm-toolkit.snippets.image" | indent 6 }}
+{{ tuple $envAll $envAll.Values.pod.resources.jobs.tests | include "helm-toolkit.snippets.kubernetes_resources" | indent 6 }}
+{{ dict "envAll" $envAll "application" "test" "container" "helm_tests" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 6 }}
+      command:
+        - /tmp/selenium-tests.py
+      env:
+        - name: GRAFANA_USER
+          valueFrom:
+            secretKeyRef:
+              name: grafana-admin-creds
+              key: GRAFANA_ADMIN_USERNAME
+        - name: GRAFANA_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: grafana-admin-creds
+              key: GRAFANA_ADMIN_PASSWORD
+        - name: GRAFANA_URI
+          value: {{ tuple "grafana" "public" "grafana" . | include "helm-toolkit.endpoints.keystone_endpoint_uri_lookup" }}
+      volumeMounts:
+        - name: pod-tmp
+          mountPath: /tmp
+        - name: grafana-bin
+          mountPath: /tmp/selenium-tests.py
+          subPath: selenium-tests.py
+          readOnly: true
   volumes:
     - name: pod-tmp
       emptyDir: {}

grafana/values.yaml

@@ -23,6 +23,7 @@ images:
     db_init: docker.io/openstackhelm/heat:newton-ubuntu_xenial
     grafana_db_session_sync: docker.io/openstackhelm/heat:newton-ubuntu_xenial
     helm_tests: docker.io/openstackhelm/heat:newton-ubuntu_xenial
+    selenium_tests: docker.io/openstackhelm/osh-selenium:latest-ubuntu_xenial
     image_repo_sync: docker.io/docker:17.07.0
   pull_policy: IfNotPresent
   local_registry: