Remove hostname hardcode from commit records links

Determine Gerrit hostname from configuration during data processing and
set for each 'commit' record.

Change-Id: I7129d4a6296f28d1e1e63eabfd528ccc9c1d155a

stackalytics/tests/unit/test_web_utils.py

@@ -46,7 +46,42 @@ returned.
 Fixes bug <a href="https://bugs.launchpad.net/bugs/1076801" class="ext_link">\
 1076801</a>
 ''' + (
-            'Change-Id: <a href="https://review.openstack.org/#/q/'
+            'Change-Id: <a href="http://review.openstack.org/#/q/'
+            'Ie49ccd2138905e178843b375a9b16c3fe572d1db" class="ext_link">'
+            'Ie49ccd2138905e178843b375a9b16c3fe572d1db</a>')
+
+        observed = helpers.make_commit_message(record)
+
+        self.assertEqual(expected, observed,
+                         'Commit message should be processed correctly')
+
+    def test_make_commit_message_gerrit_host(self):
+        message = '''
+During finish_migration the manager calls initialize_connection but doesn't
+update the block_device_mapping with the potentially new connection_info
+returned.
+
+
+Fixes bug 1076801
+Change-Id: Ie49ccd2138905e178843b375a9b16c3fe572d1db'''
+
+        module = 'test'
+
+        gerrit = 'someothergerrit.org'
+        record = {
+            'message': message,
+            'module': module,
+            'gerrit_hostname': gerrit,
+        }
+
+        expected = '''\
+During finish_migration the manager calls initialize_connection but doesn't \
+update the block_device_mapping with the potentially new connection_info \
+returned.
+Fixes bug <a href="https://bugs.launchpad.net/bugs/1076801" class="ext_link">\
+1076801</a>
+''' + (
+            'Change-Id: <a href="http://%s/#/q/' % gerrit +
             'Ie49ccd2138905e178843b375a9b16c3fe572d1db" class="ext_link">'
             'Ie49ccd2138905e178843b375a9b16c3fe572d1db</a>')
 
@@ -73,7 +108,7 @@ Implemented new driver for Cinder &lt;:
 Implements Blueprint ''' + (
             '<a href="https://blueprints.launchpad.net/cinder/+spec/'
             'super-driver" class="ext_link">super-driver</a>' + '\n' +
-            'Change-Id: <a href="https://review.openstack.org/#/q/'
+            'Change-Id: <a href="http://review.openstack.org/#/q/'
             'Ie49ccd2138905e178843b375a9b16c3fe572d1db" class="ext_link">'
             'Ie49ccd2138905e178843b375a9b16c3fe572d1db</a>')