Adds yaml support in policy module

Adds timeout for creation of alarm in mon client in policy module

Signed-off-by: Benjamin Diaz <bdiaz@whitestack.com>
diff --git a/policy_module/osm_policy_agent.cfg b/policy_module/osm_policy_agent.cfg
deleted file mode 100644
index 54ca70a..0000000
--- a/policy_module/osm_policy_agent.cfg
+++ /dev/null
@@ -1,3 +0,0 @@
-[osm]
-kafka_server_host=server
-kafka_server_port=port
diff --git a/policy_module/osm_policy_module/common/mon_client.py b/policy_module/osm_policy_module/common/mon_client.py
index 0d86046..3e81757 100644
--- a/policy_module/osm_policy_module/common/mon_client.py
+++ b/policy_module/osm_policy_module/common/mon_client.py
@@ -50,7 +50,8 @@
         future.get(timeout=60)
         consumer = KafkaConsumer(bootstrap_servers=self.kafka_server,
                                  key_deserializer=bytes.decode,
-                                 value_deserializer=bytes.decode)
+                                 value_deserializer=bytes.decode,
+                                 consumer_timeout_ms=10000)
         consumer.subscribe(['alarm_response'])
         for message in consumer:
             if message.key == 'create_alarm_response':
diff --git a/policy_module/osm_policy_module/core/agent.py b/policy_module/osm_policy_module/core/agent.py
index b4ae260..f8f82b5 100644
--- a/policy_module/osm_policy_module/core/agent.py
+++ b/policy_module/osm_policy_module/core/agent.py
@@ -23,6 +23,7 @@
 ##
 import json
 import logging
+import yaml
 
 from kafka import KafkaConsumer
 from osm_policy_module.core.config import Config
@@ -55,7 +56,10 @@
             log.info("Message arrived: %s", message)
             try:
                 if message.key == 'configure_scaling':
-                    content = json.loads(message.value)
+                    try:
+                        content = json.loads(message.value)
+                    except:
+                        content = yaml.safe_load(message.value)
                     log.info("Creating scaling record in DB")
                     # TODO: Use transactions: http://docs.peewee-orm.com/en/latest/peewee/transactions.html
                     scaling_record = ScalingRecord.create(
diff --git a/policy_module/osm_policy_module/tests/unit/test_policy_config_agent.py b/policy_module/osm_policy_module/tests/unit/test_policy_agent.py
similarity index 100%
rename from policy_module/osm_policy_module/tests/unit/test_policy_config_agent.py
rename to policy_module/osm_policy_module/tests/unit/test_policy_agent.py
diff --git a/policy_module/requirements.txt b/policy_module/requirements.txt
index fbdc2a8..f92cee9 100644
--- a/policy_module/requirements.txt
+++ b/policy_module/requirements.txt
@@ -1,4 +1,5 @@
 kafka==1.3.*
 peewee==3.1.*
 jsonschema==2.6.*
-six
\ No newline at end of file
+six
+pyyaml
\ No newline at end of file