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9cabee4a71
Change-Id: Ic8e29efe63f6745e1ff44248657cbd7882bb16d9 Reviewed-on: http://gerrit.ent.cloudera.com:8080/1626 Reviewed-by: Lenni Kuff <lskuff@cloudera.com> Tested-by: jenkins Reviewed-on: http://gerrit.ent.cloudera.com:8080/1670 Reviewed-by: Alex Behm <alex.behm@cloudera.com>
67 lines
2.7 KiB
Python
67 lines
2.7 KiB
Python
#!/usr/bin/env python
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# Copyright (c) 2012 Cloudera, Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# This script waits for the Hive HiveServer2 service to become available by attempting
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# to create a new session until the session creation succeeds, or a timeout is reached.
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# TODO: Consider combining this with wait-for-metastore.py. A TCLIService client
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# can perhaps also talk to the metastore.
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import time
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import getpass
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from optparse import OptionParser
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from tests.util.thrift_util import create_transport
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# Imports required for HiveServer2 Client
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from cli_service import TCLIService
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from thrift.transport import TTransport, TSocket
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from thrift.protocol import TBinaryProtocol
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parser = OptionParser()
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parser.add_option("--hs2_hostport", dest="hs2_hostport",
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default="localhost:11050", help="HiveServer2 hostport to wait for.")
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parser.add_option("--transport", dest="transport", default="buffered",
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help="Transport to use for connecting to HiveServer2. Valid values: "
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"'buffered', 'kerberos', 'plain_sasl'.")
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options, args = parser.parse_args()
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hs2_host, hs2_port = options.hs2_hostport.split(':')
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hs2_transport = create_transport(hs2_host, hs2_port, "hiveserver2", options.transport)
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protocol = TBinaryProtocol.TBinaryProtocol(hs2_transport)
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hs2_client = TCLIService.Client(protocol)
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# Try to connect to the HiveServer2 service and create a session
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now = time.time()
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TIMEOUT_SECONDS = 30.0
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while time.time() - now < TIMEOUT_SECONDS:
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try:
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hs2_transport.open()
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open_session_req = TCLIService.TOpenSessionReq()
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open_session_req.username = getpass.getuser()
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resp = hs2_client.OpenSession(open_session_req)
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if resp.status.statusCode == TCLIService.TStatusCode.SUCCESS_STATUS:
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close_session_req = TCLIService.TCloseSessionReq()
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close_session_req.sessionHandle = resp.sessionHandle
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hs2_client.CloseSession(close_session_req)
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print "HiveServer2 service is up at %s." % options.hs2_hostport
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exit(0)
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except Exception, e:
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print "Waiting for HiveServer2 at %s..." % options.hs2_hostport
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finally:
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hs2_transport.close()
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time.sleep(0.5)
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print "HiveServer2 service failed to start within %s seconds." % TIMEOUT_SECONDS
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exit(1)
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