forked from kubernetes-retired/contrib
-
Notifications
You must be signed in to change notification settings - Fork 0
/
stale-green-ci.go
153 lines (126 loc) · 4.09 KB
/
stale-green-ci.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/*
Copyright 2015 The Kubernetes Authors.
Licensed 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 mungers
import (
"fmt"
"time"
"k8s.io/contrib/mungegithub/features"
"k8s.io/contrib/mungegithub/github"
"github.com/golang/glog"
githubapi "github.com/google/go-github/github"
"github.com/spf13/cobra"
)
const (
staleGreenCIHours = 96
greenMsgFormat = `@` + jenkinsBotName + ` test this
Tests are more than %d hours old. Re-running tests.`
)
var greenMsgBody = fmt.Sprintf(greenMsgFormat, staleGreenCIHours)
// StaleGreenCI will re-run passed tests for LGTM PRs if they are more than
// 96 hours old.
type StaleGreenCI struct {
getRetestContexts func() []string
features *features.Features
}
func init() {
s := &StaleGreenCI{}
RegisterMungerOrDie(s)
RegisterStaleComments(s)
}
// Name is the name usable in --pr-mungers
func (s *StaleGreenCI) Name() string { return "stale-green-ci" }
// RequiredFeatures is a slice of 'features' that must be provided
func (s *StaleGreenCI) RequiredFeatures() []string { return []string{features.TestOptionsFeature} }
// Initialize will initialize the munger
func (s *StaleGreenCI) Initialize(config *github.Config, features *features.Features) error {
s.features = features
s.getRetestContexts = func() []string {
return s.features.TestOptions.RequiredRetestContexts
}
return nil
}
// EachLoop is called at the start of every munge loop
func (s *StaleGreenCI) EachLoop() error { return nil }
// AddFlags will add any request flags to the cobra `cmd`
func (s *StaleGreenCI) AddFlags(cmd *cobra.Command, config *github.Config) {}
// Munge is the workhorse the will actually make updates to the PR
func (s *StaleGreenCI) Munge(obj *github.MungeObject) {
requiredContexts := s.getRetestContexts()
if !obj.IsPR() {
return
}
if !obj.HasLabel(lgtmLabel) {
return
}
if obj.HasLabel(retestNotRequiredLabel) || obj.HasLabel(retestNotRequiredDocsOnlyLabel) {
return
}
if mergeable, err := obj.IsMergeable(); !mergeable || err != nil {
return
}
if !obj.IsStatusSuccess(requiredContexts) {
return
}
for _, context := range requiredContexts {
statusTime := obj.GetStatusTime(context)
if statusTime == nil {
glog.Errorf("%d: unable to determine time %q context was set", *obj.Issue.Number, context)
return
}
if time.Since(*statusTime) > staleGreenCIHours*time.Hour {
obj.WriteComment(greenMsgBody)
err := obj.WaitForPending(requiredContexts)
if err != nil {
glog.Errorf("Failed waiting for PR to start testing: %v", err)
}
return
}
}
}
func (s *StaleGreenCI) isStaleComment(obj *github.MungeObject, comment *githubapi.IssueComment) bool {
if !mergeBotComment(comment) {
return false
}
if *comment.Body != greenMsgBody {
return false
}
stale := commentBeforeLastCI(obj, comment, s.features.TestOptions.RequiredRetestContexts)
if stale {
glog.V(6).Infof("Found stale StaleGreenCI comment")
}
return stale
}
// StaleComments returns a slice of stale comments
func (s *StaleGreenCI) StaleComments(obj *github.MungeObject, comments []*githubapi.IssueComment) []*githubapi.IssueComment {
return forEachCommentTest(obj, comments, s.isStaleComment)
}
func commentBeforeLastCI(obj *github.MungeObject, comment *githubapi.IssueComment, requiredContexts []string) bool {
if !obj.IsStatusSuccess(requiredContexts) {
return false
}
if comment.CreatedAt == nil {
return false
}
commentTime := *comment.CreatedAt
for _, context := range requiredContexts {
statusTimeP := obj.GetStatusTime(context)
if statusTimeP == nil {
return false
}
statusTime := statusTimeP.Add(30 * time.Minute)
if commentTime.After(statusTime) {
return false
}
}
return true
}