stderr: 
Traceback (most recent call last):
  File "/var/lib/ambari-agent/cache/common-services/DRUID/0.9.2/package/scripts/superset.py", line 169, in <module>
    Superset().execute()
  File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 329, in execute
    method(env)
  File "/var/lib/ambari-agent/cache/common-services/DRUID/0.9.2/package/scripts/superset.py", line 108, in start
    self.configure(env, upgrade_type=upgrade_type)
  File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 119, in locking_configure
    original_configure(obj, *args, **kw)
  File "/var/lib/ambari-agent/cache/common-services/DRUID/0.9.2/package/scripts/superset.py", line 84, in configure
    user=params.druid_user)
  File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 155, in __init__
    self.env.run()
  File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 160, in run
    self.run_action(resource, action)
  File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 124, in run_action
    provider_action()
  File "/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py", line 262, in action_run
    tries=self.resource.tries, try_sleep=self.resource.try_sleep)
  File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 72, in inner
    result = function(command, **kwargs)
  File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 102, in checked_call
    tries=tries, try_sleep=try_sleep, timeout_kill_strategy=timeout_kill_strategy)
  File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 150, in _call_wrapper
    result = _call(command, **kwargs_copy)
  File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 303, in _call
    raise ExecutionFailed(err_msg, code, out, err)
resource_management.core.exceptions.ExecutionFailed: Execution of 'source /etc/superset/conf/superset-env.sh ; /usr/hdp/current/druid-superset/bin/superset db upgrade' returned 1. /usr/hdp/2.6.1.0-129/superset/lib/python3.4/importlib/_bootstrap.py:1161: ExtDeprecationWarning: Importing flask.ext.sqlalchemy is deprecated, use flask_sqlalchemy instead.
  spec.loader.load_module(spec.name)
/usr/hdp/2.6.1.0-129/superset/lib/python3.4/importlib/_bootstrap.py:1161: ExtDeprecationWarning: Importing flask.ext.script is deprecated, use flask_script instead.
  spec.loader.load_module(spec.name)
Loaded your LOCAL configuration
Traceback (most recent call last):
  File "/usr/hdp/current/druid-superset/bin/superset", line 84, in <module>
    from superset.cli import manager
  File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/superset/__init__.py", line 36, in <module>
    utils.pessimistic_connection_handling(db.engine.pool)
  File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/flask_sqlalchemy/__init__.py", line 816, in engine
    return self.get_engine(self.get_app())
  File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/flask_sqlalchemy/__init__.py", line 833, in get_engine
    return connector.get_engine()
  File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/flask_sqlalchemy/__init__.py", line 493, in get_engine
    info = make_url(uri)
  File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/sqlalchemy/engine/url.py", line 194, in make_url
    return _parse_rfc1738_args(name_or_url)
  File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/sqlalchemy/engine/url.py", line 240, in _parse_rfc1738_args
    return URL(name, **components)
  File "/usr/hdp/2.6.1.0-129/superset/lib/python3.4/site-packages/sqlalchemy/engine/url.py", line 60, in __init__
    self.port = int(port)
ValueError: invalid literal for int() with base 10: ''
 stdout:
2017-08-02 09:32:56,381 - Using hadoop conf dir: /usr/hdp/current/hadoop-client/conf
2017-08-02 09:32:56,674 - Stack Feature Version Info: stack_version=2.6, version=2.6.1.0-129, current_cluster_version=2.6.1.0-129 -> 2.6.1.0-129
2017-08-02 09:32:56,690 - Using hadoop conf dir: /usr/hdp/current/hadoop-client/conf
User Group mapping (user_group) is missing in the hostLevelParams
2017-08-02 09:32:56,692 - Group['zeppelin'] {}
2017-08-02 09:32:56,694 - Group['hadoop'] {}
2017-08-02 09:32:56,694 - Group['users'] {}
2017-08-02 09:32:56,694 - User['hive'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,696 - User['druid'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,697 - User['zookeeper'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,698 - User['ams'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,698 - User['ambari-qa'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'users']}
2017-08-02 09:32:56,699 - User['tez'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'users']}
2017-08-02 09:32:56,701 - User['hdfs'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,701 - User['zeppelin'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'zeppelin', u'hadoop']}
2017-08-02 09:32:56,702 - User['yarn'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,703 - User['mapred'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,704 - User['hcat'] {'gid': 'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}
2017-08-02 09:32:56,705 - File['/var/lib/ambari-agent/tmp/changeUid.sh'] {'content': StaticFile('changeToSecureUid.sh'), 'mode': 0555}
2017-08-02 09:32:56,708 - Execute['/var/lib/ambari-agent/tmp/changeUid.sh ambari-qa /tmp/hadoop-ambari-qa,/tmp/hsperfdata_ambari-qa,/home/ambari-qa,/tmp/ambari-qa,/tmp/sqoop-ambari-qa'] {'not_if': '(test $(id -u ambari-qa) -gt 1000) || (false)'}
2017-08-02 09:32:56,718 - Skipping Execute['/var/lib/ambari-agent/tmp/changeUid.sh ambari-qa /tmp/hadoop-ambari-qa,/tmp/hsperfdata_ambari-qa,/home/ambari-qa,/tmp/ambari-qa,/tmp/sqoop-ambari-qa'] due to not_if
2017-08-02 09:32:56,720 - Group['hdfs'] {}
2017-08-02 09:32:56,721 - User['hdfs'] {'fetch_nonlocal_groups': True, 'groups': [u'hadoop', u'hdfs']}
2017-08-02 09:32:56,722 - FS Type: 
2017-08-02 09:32:56,722 - Directory['/etc/hadoop'] {'mode': 0755}
2017-08-02 09:32:56,748 - File['/usr/hdp/current/hadoop-client/conf/hadoop-env.sh'] {'content': InlineTemplate(...), 'owner': 'hdfs', 'group': 'hadoop'}
2017-08-02 09:32:56,749 - Directory['/var/lib/ambari-agent/tmp/hadoop_java_io_tmpdir'] {'owner': 'hdfs', 'group': 'hadoop', 'mode': 01777}
2017-08-02 09:32:56,774 - Execute[('setenforce', '0')] {'not_if': '(! which getenforce ) || (which getenforce && getenforce | grep -q Disabled)', 'sudo': True, 'only_if': 'test -f /selinux/enforce'}
2017-08-02 09:32:56,787 - Skipping Execute[('setenforce', '0')] due to not_if
2017-08-02 09:32:56,788 - Directory['/var/log/hadoop'] {'owner': 'root', 'create_parents': True, 'group': 'hadoop', 'mode': 0775, 'cd_access': 'a'}
2017-08-02 09:32:56,793 - Directory['/var/run/hadoop'] {'owner': 'root', 'create_parents': True, 'group': 'root', 'cd_access': 'a'}
2017-08-02 09:32:56,794 - Directory['/tmp/hadoop-hdfs'] {'owner': 'hdfs', 'create_parents': True, 'cd_access': 'a'}
2017-08-02 09:32:56,801 - File['/usr/hdp/current/hadoop-client/conf/commons-logging.properties'] {'content': Template('commons-logging.properties.j2'), 'owner': 'hdfs'}
2017-08-02 09:32:56,804 - File['/usr/hdp/current/hadoop-client/conf/health_check'] {'content': Template('health_check.j2'), 'owner': 'hdfs'}
2017-08-02 09:32:56,814 - File['/usr/hdp/current/hadoop-client/conf/log4j.properties'] {'content': InlineTemplate(...), 'owner': 'hdfs', 'group': 'hadoop', 'mode': 0644}
2017-08-02 09:32:56,834 - File['/usr/hdp/current/hadoop-client/conf/hadoop-metrics2.properties'] {'content': InlineTemplate(...), 'owner': 'hdfs', 'group': 'hadoop'}
2017-08-02 09:32:56,835 - File['/usr/hdp/current/hadoop-client/conf/task-log4j.properties'] {'content': StaticFile('task-log4j.properties'), 'mode': 0755}
2017-08-02 09:32:56,836 - File['/usr/hdp/current/hadoop-client/conf/configuration.xsl'] {'owner': 'hdfs', 'group': 'hadoop'}
2017-08-02 09:32:56,848 - File['/etc/hadoop/conf/topology_mappings.data'] {'owner': 'hdfs', 'content': Template('topology_mappings.data.j2'), 'only_if': 'test -d /etc/hadoop/conf', 'group': 'hadoop'}
2017-08-02 09:32:56,856 - File['/etc/hadoop/conf/topology_script.py'] {'content': StaticFile('topology_script.py'), 'only_if': 'test -d /etc/hadoop/conf', 'mode': 0755}
2017-08-02 09:32:57,206 - Using hadoop conf dir: /usr/hdp/current/hadoop-client/conf
2017-08-02 09:32:57,209 - Directory['/var/run/superset'] {'group': 'hadoop', 'cd_access': 'a', 'create_parents': True, 'recursive_ownership': True, 'owner': 'druid', 'mode': 0755}
2017-08-02 09:32:57,212 - Directory['/var/log/superset'] {'group': 'hadoop', 'cd_access': 'a', 'create_parents': True, 'recursive_ownership': True, 'owner': 'druid', 'mode': 0755}
2017-08-02 09:32:57,213 - Directory['/etc/superset/conf'] {'group': 'hadoop', 'cd_access': 'a', 'create_parents': True, 'recursive_ownership': True, 'owner': 'druid', 'mode': 0755}
2017-08-02 09:32:57,214 - Directory['/usr/hdp/current/druid-superset'] {'group': 'hadoop', 'cd_access': 'a', 'create_parents': True, 'mode': 0755, 'owner': 'druid', 'recursive_ownership': True}
2017-08-02 09:32:57,728 - File['/etc/superset/conf/superset-env.sh'] {'content': InlineTemplate(...), 'owner': 'druid', 'group': 'hadoop', 'mode': 0755}
2017-08-02 09:32:57,733 - File['/usr/hdp/current/druid-superset/bin/superset.sh'] {'content': Template('superset.sh'), 'owner': 'druid', 'group': 'hadoop', 'mode': 0755}
2017-08-02 09:32:57,734 - PropertiesFile['superset_config.py'] {'owner': 'druid', 'group': 'hadoop', 'properties': ..., 'dir': '/etc/superset/conf'}
2017-08-02 09:32:57,741 - Generating properties file: /etc/superset/conf/superset_config.py
2017-08-02 09:32:57,741 - File['/etc/superset/conf/superset_config.py'] {'owner': 'druid', 'content': InlineTemplate(...), 'group': 'hadoop', 'mode': None}
2017-08-02 09:32:57,758 - Writing File['/etc/superset/conf/superset_config.py'] because contents don't match
2017-08-02 09:32:57,759 - Execute['source /etc/superset/conf/superset-env.sh ; /usr/hdp/current/druid-superset/bin/superset db upgrade'] {'user': 'druid'}

Command failed after 1 tries