Merge pull request #20 from wbchn/master

add tzinfo config, useful when start druid without utc timezone

panoramix/config.py

@@ -1,6 +1,7 @@
 import os
 from flask_appbuilder.security.manager import AUTH_OID, AUTH_REMOTE_USER, AUTH_DB, AUTH_LDAP, AUTH_OAUTH
 basedir = os.path.abspath(os.path.dirname(__file__))
+from dateutil import tz
 
 """
 All configuration in this file can be overridden by providing a local_config
@@ -41,6 +42,12 @@ APP_NAME = "Panoramix"
 # Uncomment to setup Setup an App icon
 APP_ICON = "/static/chaudron_white.png"
 
+# Druid query timezone
+# tz.tzutc() : Using utc timezone
+# tz.tzlocal() : Using local timezone
+# other tz can be overridden by providing a local_config
+DRUID_TZ = tz.tzutc()
+
 #----------------------------------------------------
 # AUTHENTICATION CONFIG
 #----------------------------------------------------

panoramix/models.py

@@ -23,6 +23,7 @@ import requests
 import textwrap
 
 from panoramix import db, get_session
+import config
 
 QueryResult = namedtuple('namedtuple', ['df', 'query', 'duration'])
 
@@ -528,6 +529,8 @@ class Datasource(Model, AuditMixin, Queryable):
             timeseries_limit=None,
             row_limit=None):
         qry_start_dttm = datetime.now()
+        from_dttm = from_dttm.replace(tzinfo=config.DRUID_TZ)  # add tzinfo to native datetime with config
+        to_dttm = to_dttm.replace(tzinfo=config.DRUID_TZ)
 
         query_str = ""
         aggregations = {