Enable configurable uris in graph.py

Make the crrently hardcoded database, elastic search,
and logstash uris configurable using a conf file.

Use the configured logstash url in the the web gate.html
and index.html.

Change-Id: I282745796a40f10955e0c9893e817779b2d4d55a

elastic_recheck/cmd/graph.py

@@ -15,6 +15,7 @@
 # under the License.
 
 import argparse
+import ConfigParser
 from datetime import datetime
 import json
 import os
@@ -83,12 +84,31 @@ def main():
                         help='output filename')
     parser.add_argument('-q', dest='queue',
                         help='limit results to a specific build queue')
+    parser.add_argument('-c', '--conf', help="Elastic Recheck Configuration "
+                        "file to use for data_source options such as "
+                        "elastic search url, logstash url, and database "
+                        "uri.")
     parser.add_argument('-v', dest='verbose',
                         action='store_true', default=False,
                         help='print out details as we go')
     args = parser.parse_args()
 
-    classifier = er.Classifier(args.queries)
+    # Start with defaults
+    es_url = er.ES_URL
+    ls_url = er.LS_URL
+    db_uri = er.DB_URI
+
+    if args.conf:
+        config = ConfigParser.ConfigParser({'es_url': er.ES_URL,
+                                            'ls_url': er.LS_URL,
+                                            'db_uri': er.DB_URI})
+        config.read(args.conf)
+        if config.has_section('data_source'):
+            es_url = config.get('data_source', 'es_url')
+            ls_url = config.get('data_source', 'ls_url')
+            db_uri = config.get('data_source', 'db_uri')
+
+    classifier = er.Classifier(args.queries, es_url=es_url, db_uri=db_uri)
 
     buglist = []
 
@@ -131,10 +151,12 @@ def main():
             LOG.debug("Starting query for bug %s" % query['bug'])
         logstash_query = qb.encode_logstash_query(query['query'],
                                                   timeframe=timeframe)
+        logstash_url = ("%s/#/dashboard/file/logstash.json?%s"
+                        % (ls_url, logstash_query))
         bug_data = get_launchpad_bug(query['bug'])
         bug = dict(number=query['bug'],
                    query=query['query'],
-                   logstash_query=logstash_query,
+                   logstash_url=logstash_url,
                    bug_data=bug_data,
                    fails=0,
                    fails24=0,

web/share/gate.html

@@ -70,7 +70,7 @@
            </div>
            {{/if}}
            <div class="graph"></div>
-           <a class="extlink" href="http://logstash.openstack.org/#/dashboard/file/logstash.json?{{bug.logstash_query}}">Logstash</a>
+           <a class="extlink" href="{{bug.logstash_url}}">Logstash</a>
            <a class="extlink" href="http://bugs.launchpad.net/bugs/{{bug.number}}">Launchpad</a>
       </div>
     </script>

web/share/index.html

@@ -73,7 +73,7 @@
            </div>
            {{/if}}
            <div class="graph"></div>
-           <a class="extlink" href="http://logstash.openstack.org/#/dashboard/file/logstash.json?{{bug.logstash_query}}">Logstash</a>
+           <a class="extlink" href="{{bug.logstash_url}}">Logstash</a>
            <a class="extlink" href="http://bugs.launchpad.net/bugs/{{bug.number}}">Launchpad</a>
       </div>
     </script>