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https://issues.apache.org/jira/browse/BEAM-3418?focusedWorklogId=82469&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-82469
]
ASF GitHub Bot logged work on BEAM-3418:
----------------------------------------
Author: ASF GitHub Bot
Created on: 20/Mar/18 20:39
Start Date: 20/Mar/18 20:39
Worklog Time Spent: 10m
Work Description: aaltay commented on a change in pull request #4587:
[BEAM-3418] Send worker_id in all grpc channels to runner harness
URL: https://github.com/apache/beam/pull/4587#discussion_r175910440
##########
File path: sdks/python/apache_beam/runners/worker/worker_id_interceptor.py
##########
@@ -0,0 +1,54 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+"""Client Interceptor to inject worker_id"""
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+import collections
+import os
+import uuid
+
+import grpc
+
+
+class _ClientCallDetails(
+ collections.namedtuple('_ClientCallDetails',
+ ('method', 'timeout', 'metadata', 'credentials')),
+ grpc.ClientCallDetails):
+ pass
+
+
+class WorkerIdInterceptor(grpc.StreamStreamClientInterceptor):
+
+ # Unique worker Id for this worker.
+ _worker_id = os.environ['WORKER_ID'] if os.environ.has_key(
Review comment:
Do we want to fail if WORKER_ID is not found?
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Issue Time Tracking
-------------------
Worklog Id: (was: 82469)
Time Spent: 1h 20m (was: 1h 10m)
> Python Fnapi - Support Multiple SDK workers on a single VM
> ----------------------------------------------------------
>
> Key: BEAM-3418
> URL: https://issues.apache.org/jira/browse/BEAM-3418
> Project: Beam
> Issue Type: Improvement
> Components: sdk-py-harness
> Reporter: Ankur Goenka
> Assignee: Ankur Goenka
> Priority: Major
> Labels: performance, portability
> Time Spent: 1h 20m
> Remaining Estimate: 0h
>
> Support multiple python SDK process on a VM to fully utilize a machine.
> Each SDK Process will work in isolation and interact with Runner Harness
> independently.
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