[
https://issues.apache.org/jira/browse/BEAM-3355?focusedWorklogId=88528&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-88528
]
ASF GitHub Bot logged work on BEAM-3355:
----------------------------------------
Author: ASF GitHub Bot
Created on: 06/Apr/18 17:37
Start Date: 06/Apr/18 17:37
Worklog Time Spent: 10m
Work Description: wcn3 commented on a change in pull request #4311:
[BEAM-3355] Diagnostic interfaces
URL: https://github.com/apache/beam/pull/4311#discussion_r179826856
##########
File path: sdks/go/pkg/beam/core/util/hooks/hooks.go
##########
@@ -0,0 +1,182 @@
+// 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.
+
+// Package hooks allows runners to tailor execution of the worker harness.
+//
+// Examples of customization:
+//
+// gRPC integration
+// session recording
+// profile recording
+//
+// Registration methods for hooks must be called prior to calling beam.Init()
+// Request methods for hooks must be called as part of building the pipeline
+// request for the runner's Execute method.
+package hooks
+
+import (
+ "bytes"
+ "context"
+ "encoding/csv"
+ "encoding/json"
+ "fmt"
+ "os"
+ "strings"
+
+ "github.com/apache/beam/sdks/go/pkg/beam/core/runtime"
+ "github.com/apache/beam/sdks/go/pkg/beam/log"
+ fnpb "github.com/apache/beam/sdks/go/pkg/beam/model/fnexecution_v1"
+)
+
+var (
+ hookRegistry = make(map[string]HookFactory)
+ enabledHooks = make(map[string][]string)
+ activeHooks = make(map[string]Hook)
+)
+
+// A Hook is a set of hooks to run at various stages of executing a
+// pipelne.
+type Hook struct {
+ // Init is called once at the startup of the worker.
Review comment:
Done.
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Issue Time Tracking
-------------------
Worklog Id: (was: 88528)
Time Spent: 8h 20m (was: 8h 10m)
> Make Go SDK runtime harness hooks pluggable
> -------------------------------------------
>
> Key: BEAM-3355
> URL: https://issues.apache.org/jira/browse/BEAM-3355
> Project: Beam
> Issue Type: Improvement
> Components: sdk-go
> Reporter: Henning Rohde
> Assignee: Bill Neubauer
> Priority: Minor
> Time Spent: 8h 20m
> Remaining Estimate: 0h
>
> We currently hardcode cpu profiling and session recording in the harness. We
> should make it pluggable instead.
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