-
Notifications
You must be signed in to change notification settings - Fork 162
/
build_required.go
133 lines (109 loc) · 3.82 KB
/
build_required.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
package image
import (
"time"
corev1 "k8s.io/api/core/v1"
buildapi "github.com/pivotal/kpack/pkg/apis/build/v1alpha2"
corev1alpha1 "github.com/pivotal/kpack/pkg/apis/core/v1alpha1"
"github.com/pivotal/kpack/pkg/buildchange"
)
type buildRequiredResult struct {
ConditionStatus corev1.ConditionStatus
ReasonsStr string
ChangesStr string
PriorityClass string
}
func newBuildRequiredResult(summary buildchange.ChangeSummary) buildRequiredResult {
var result buildRequiredResult
if summary.HasChanges {
result.ConditionStatus = corev1.ConditionTrue
} else {
result.ConditionStatus = corev1.ConditionFalse
}
result.ReasonsStr = summary.ReasonsStr
result.ChangesStr = summary.ChangesStr
result.PriorityClass = summary.Priority.PriorityClass()
return result
}
func isBuildRequired(img *buildapi.Image,
lastBuild *buildapi.Build,
srcResolver *buildapi.SourceResolver,
builder buildapi.BuilderResource) (buildRequiredResult, error) {
result := buildRequiredResult{ConditionStatus: corev1.ConditionUnknown}
if !srcResolver.Ready() || !builder.Ready() {
return result, nil
}
changeSummary, err := buildchange.NewChangeProcessor().
Process(triggerChange(lastBuild)).
Process(commitChange(lastBuild, srcResolver)).
Process(configChange(img, lastBuild, srcResolver)).
Process(buildpackChange(lastBuild, builder)).
Process(stackChange(lastBuild, builder)).
Summarize()
if err != nil {
return result, err
}
return newBuildRequiredResult(changeSummary), nil
}
func triggerChange(lastBuild *buildapi.Build) buildchange.Change {
if lastBuild == nil || lastBuild.Annotations == nil {
return nil
}
_, ok := lastBuild.Annotations[buildapi.BuildNeededAnnotation]
if !ok {
return nil
}
time := time.Now().Format(time.RFC1123Z)
return buildchange.NewTriggerChange(time)
}
func commitChange(lastBuild *buildapi.Build, srcResolver *buildapi.SourceResolver) buildchange.Change {
// If the lastBuild was not a Git source, then it is not a COMMIT change
if lastBuild == nil || lastBuild.Spec.Source.Git == nil || srcResolver.Status.Source.Git == nil {
return nil
}
oldRevision := lastBuild.Spec.Source.Git.Revision
newRevision := srcResolver.Status.Source.Git.Revision
return buildchange.NewCommitChange(oldRevision, newRevision)
}
func configChange(img *buildapi.Image, lastBuild *buildapi.Build, srcResolver *buildapi.SourceResolver) buildchange.Change {
var old buildchange.Config
var new buildchange.Config
if lastBuild != nil {
old = buildchange.Config{
Env: lastBuild.Spec.Env,
Resources: lastBuild.Spec.Resources,
Services: lastBuild.Spec.Services,
CNBBindings: lastBuild.Spec.CNBBindings,
Source: lastBuild.Spec.Source,
}
}
new = buildchange.Config{
Env: img.Env(),
Resources: img.Resources(),
Services: img.Services(),
CNBBindings: img.CNBBindings(),
Source: srcResolver.Status.Source.ResolvedSource().SourceConfig(),
}
return buildchange.NewConfigChange(old, new)
}
func buildpackChange(lastBuild *buildapi.Build, builder buildapi.BuilderResource) buildchange.Change {
if lastBuild == nil || !lastBuild.IsSuccess() {
return nil
}
var old []corev1alpha1.BuildpackInfo
var new []corev1alpha1.BuildpackInfo
builderBuildpacks := builder.BuildpackMetadata()
for _, lastBuildBp := range lastBuild.Status.BuildMetadata {
if !builderBuildpacks.Include(lastBuildBp) {
old = append(old, corev1alpha1.BuildpackInfo{Id: lastBuildBp.Id, Version: lastBuildBp.Version})
}
}
return buildchange.NewBuildpackChange(old, new)
}
func stackChange(lastBuild *buildapi.Build, builder buildapi.BuilderResource) buildchange.Change {
if lastBuild == nil || !lastBuild.IsSuccess() {
return nil
}
oldRunImageRefStr := lastBuild.Status.Stack.RunImage
newRunImageRefStr := builder.RunImage()
return buildchange.NewStackChange(oldRunImageRefStr, newRunImageRefStr)
}