heat tests : New wordpress IHA functional test

Add new test_WordPress_Single_Instance_With_IHA test

Fixes #213

Change-Id: Ibacfe4d5eb57c470a3e2a000ec794adfb432c081
Signed-off-by: Steven Hardy <shardy@redhat.com>

diff --git a/heat/tests/functional/test_WordPress_Single_Instance_With_IHA.py b/heat/tests/functional/test_WordPress_Single_Instance_With_IHA.py
new file mode 100644 (file)
index 0000000..2f56131
--- /dev/null
+++ b/heat/tests/functional/test_WordPress_Single_Instance_With_IHA.py
@@ -0,0 +1,101 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+#
+#    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
+#
+
+import os
+import util
+import verify
+import nose
+from nose.plugins.attrib import attr
+import unittest
+import time
+
+
+@attr(speed='slow')
+@attr(tag=['func', 'wordpress', 'HA',
+      'WordPress_Single_Instance_With_IHA.template'])
+class WordPressIHAFunctionalTest(unittest.TestCase):
+    def setUp(self):
+        template = 'WordPress_Single_Instance_With_IHA.template'
+        stack_paramstr = ';'.join(['InstanceType=m1.xlarge',
+            'DBUsername=dbuser',
+            'DBPassword=' + os.environ['OS_PASSWORD']])
+
+        self.stack = util.Stack(template, 'F17', 'x86_64', 'cfntools',
+            stack_paramstr)
+        self.WikiDatabase = util.Instance('WikiDatabase')
+
+    def tearDown(self):
+        self.stack.cleanup()
+
+    def test_instance(self):
+        self.stack.create()
+        self.WikiDatabase.wait_for_boot()
+        self.WikiDatabase.check_cfntools()
+        self.WikiDatabase.wait_for_provisioning()
+
+        # ensure wordpress was installed by checking for expected
+        # configuration file over ssh
+        wp_file = '/usr/share/wordpress/wp-config.php'
+        self.assertTrue(self.WikiDatabase.file_present(wp_file))
+        print "Wordpress installation detected"
+
+        # Verify the output URL parses as expected, ie check that
+        # the wordpress installation is operational
+        stack_url = self.stack.get_stack_output("WebsiteURL")
+        print "Got stack output WebsiteURL=%s, verifying" % stack_url
+        ver = verify.VerifyStack()
+        self.assertTrue(ver.verify_wordpress(stack_url))
+
+        # Save the instance physical resource ID
+        phys_res_ids = self.stack.instance_phys_ids()
+        self.assertEqual(len(phys_res_ids), 1)
+        print "Shutting down instance ID = %s" % phys_res_ids[0]
+
+        # Now shut down the instance via SSH, and wait for HA to reprovision
+        # note it may not come back on the same IP
+        stdin, stdout, stderr =\
+            self.WikiDatabase.get_ssh_client().exec_command('sudo /sbin/halt')
+
+        # Now poll the stack events, as the current WikiDatabase instance
+        # should be replaced with a new one
+        # we can then prove the physical resource ID is different, and that
+        # wordpress is accessible on the new WikiDatabase instance
+        tries = 0
+        while (tries <= 500):
+                pollids = self.stack.instance_phys_ids()
+                if (len(pollids) == 2):
+                    self.assertTrue(pollids[1] != phys_res_ids[0])
+                    print "Instance replaced, new ID = %s" % pollids[1]
+                    break
+                time.sleep(10)
+                tries += 1
+
+        # Check we didn't timeout
+        self.assertTrue(tries < 500)
+
+        # Create a new Instance object and wait for boot
+        self.WikiDatabaseNew = util.Instance('WikiDatabase')
+        self.WikiDatabaseNew.wait_for_boot()
+        self.WikiDatabaseNew.check_cfntools()
+        self.WikiDatabaseNew.wait_for_provisioning()
+
+        # Re-check wordpress installation as for the first instance
+        self.assertTrue(self.WikiDatabaseNew.file_present(wp_file))
+        print "Wordpress installation detected on new instance"
+
+        # Verify the output URL parses as expected, ie check that
+        # the wordpress installation is operational
+        stack_url = self.stack.get_stack_output("WebsiteURL")
+        print "Got stack output WebsiteURL=%s, verifying" % stack_url
+        self.assertTrue(ver.verify_wordpress(stack_url))