Fixes for Influxd 0.9 latest

change 'name' to 'measurement'.
change 'timestamp' to 'time'.
store value_meta as "" instead of "\"\"" when empty.

Change-Id: I391ab269897e6575abd9027b6b4252083a015536

monasca_persister/persister.py

@@ -525,12 +525,14 @@ class MetricPersister(AbstractPersister):
 
         ts = time_stamp / 1000.0
 
-        data = {"name": metric_name.encode('utf8'),
-                "timestamp": datetime.fromtimestamp(ts, tz=pytz.utc).strftime(
+        data = {"measurement": metric_name.encode('utf8'),
+                "time": datetime.fromtimestamp(ts, tz=pytz.utc).strftime(
                     '%Y-%m-%dT%H:%M:%S.%fZ'),
                 "fields": {
                     "value": value,
-                    "value_meta": json.dumps(value_meta, ensure_ascii=False).encode('utf8')
+                    "value_meta": json.dumps(value_meta,
+                                             ensure_ascii=False).encode(
+                        'utf8') if value_meta else ''
                 },
                 "tags": tags}
 

requirements.txt

@@ -1,6 +1,6 @@
 babel
 eventlet
-influxdb>=1.0.0
+influxdb>=2.6.0
 iso8601
 kafka-python>=0.9.2,<0.9.3
 kazoo>=2.0