forked from vmware-archive/atc
-
Notifications
You must be signed in to change notification settings - Fork 0
/
buildreaper.go
140 lines (114 loc) · 2.98 KB
/
buildreaper.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
package gc
import (
"code.cloudfoundry.org/lager"
"github.com/concourse/atc/db"
)
type BuildReaper interface {
Run() error
}
type buildReaper struct {
logger lager.Logger
pipelineFactory db.PipelineFactory
batchSize int
}
func NewBuildReaper(
logger lager.Logger,
pipelineFactory db.PipelineFactory,
batchSize int,
) BuildReaper {
return &buildReaper{
logger: logger,
pipelineFactory: pipelineFactory,
batchSize: batchSize,
}
}
func (br *buildReaper) Run() error {
pipelines, err := br.pipelineFactory.AllPipelines()
if err != nil {
br.logger.Error("could-not-get-pipelines", err)
return err
}
for _, pipeline := range pipelines {
if pipeline.Paused() {
continue
}
jobs, err := pipeline.Jobs()
if err != nil {
br.logger.Error("could-not-get-dashboard", err)
return err
}
for _, job := range jobs {
if job.Config().BuildLogsToRetain == 0 {
continue
}
buildsToConsiderDeleting := []db.Build{}
until := job.FirstLoggedBuildID() - 1
limit := br.batchSize
if job.FirstLoggedBuildID() <= 1 {
until = 1
buildsToConsiderDeleting, _, err = job.Builds(
db.Page{Since: 2, Limit: 1},
)
if err != nil {
br.logger.Error("could-not-get-job-build-1-to-delete", err)
return err
}
limit -= len(buildsToConsiderDeleting)
}
if limit > 0 {
moreBuildsToConsiderDeleting, _, err := job.Builds(
db.Page{Until: until, Limit: limit},
)
if err != nil {
br.logger.Error("could-not-get-job-builds-to-delete", err)
return err
}
buildsToConsiderDeleting = append(
moreBuildsToConsiderDeleting,
buildsToConsiderDeleting...,
)
}
buildIDsToConsiderDeleting := []int{}
for _, build := range buildsToConsiderDeleting {
buildIDsToConsiderDeleting = append(buildIDsToConsiderDeleting, build.ID())
}
buildsToRetain, _, err := job.Builds(
db.Page{Limit: job.Config().BuildLogsToRetain},
)
if err != nil {
br.logger.Error("could-not-get-job-builds-to-retain", err)
return err
}
buildIDsToRetain := []int{}
for _, build := range buildsToRetain {
buildIDsToRetain = append(buildIDsToRetain, build.ID())
}
if len(buildsToRetain) == 0 {
continue
}
firstBuildToRetain := buildsToRetain[len(buildsToRetain)-1].ID()
buildIDsToDelete := []int{}
for i := len(buildsToConsiderDeleting) - 1; i >= 0; i-- {
build := buildsToConsiderDeleting[i]
if build.ID() >= firstBuildToRetain || build.IsRunning() {
break
}
buildIDsToDelete = append(buildIDsToDelete, build.ID())
}
if len(buildIDsToDelete) == 0 {
continue
}
err = pipeline.DeleteBuildEventsByBuildIDs(buildIDsToDelete)
if err != nil {
br.logger.Error("could-not-delete-build-events", err)
return err
}
err = job.UpdateFirstLoggedBuildID(buildIDsToDelete[len(buildIDsToDelete)-1] + 1)
if err != nil {
br.logger.Error("could-not-update-first-logged-build-id", err)
return err
}
}
}
return nil
}