/
docker.go
87 lines (74 loc) · 2.51 KB
/
docker.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
package strategy
import (
"fmt"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/kubernetes/pkg/api/v1"
buildapi "github.com/openshift/origin/pkg/build/apis/build"
"github.com/openshift/origin/pkg/build/util"
)
// DockerBuildStrategy creates a Docker build using a Docker builder image.
type DockerBuildStrategy struct {
Image string
// Codec is the codec to use for encoding the output pod.
// IMPORTANT: This may break backwards compatibility when
// it changes.
Codec runtime.Codec
}
// CreateBuildPod creates the pod to be used for the Docker build
// TODO: Make the Pod definition configurable
func (bs *DockerBuildStrategy) CreateBuildPod(build *buildapi.Build) (*v1.Pod, error) {
data, err := runtime.Encode(bs.Codec, build)
if err != nil {
return nil, fmt.Errorf("failed to encode the build: %v", err)
}
privileged := true
strategy := build.Spec.Strategy.DockerStrategy
containerEnv := []v1.EnvVar{
{Name: "BUILD", Value: string(data)},
}
addSourceEnvVars(build.Spec.Source, &containerEnv)
addOriginVersionVar(&containerEnv)
if len(strategy.Env) > 0 {
util.MergeTrustedEnvWithoutDuplicates(util.CopyApiEnvVarToV1EnvVar(strategy.Env), &containerEnv, true)
}
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: buildapi.GetBuildPodName(build),
Namespace: build.Namespace,
Labels: getPodLabels(build),
},
Spec: v1.PodSpec{
ServiceAccountName: build.Spec.ServiceAccount,
Containers: []v1.Container{
{
Name: "docker-build",
Image: bs.Image,
Env: containerEnv,
Args: []string{},
// TODO: run unprivileged https://github.com/openshift/origin/issues/662
SecurityContext: &v1.SecurityContext{
Privileged: &privileged,
},
},
},
RestartPolicy: v1.RestartPolicyNever,
NodeSelector: build.Spec.NodeSelector,
},
}
pod.Spec.Containers[0].ImagePullPolicy = v1.PullIfNotPresent
pod.Spec.Containers[0].Resources = util.CopyApiResourcesToV1Resources(&build.Spec.Resources)
if build.Spec.CompletionDeadlineSeconds != nil {
pod.Spec.ActiveDeadlineSeconds = build.Spec.CompletionDeadlineSeconds
}
if build.Spec.Source.Binary != nil {
pod.Spec.Containers[0].Stdin = true
pod.Spec.Containers[0].StdinOnce = true
}
setOwnerReference(pod, build)
setupDockerSocket(pod)
setupDockerSecrets(pod, build.Spec.Output.PushSecret, strategy.PullSecret, build.Spec.Source.Images)
setupSourceSecrets(pod, build.Spec.Source.SourceSecret)
setupSecrets(pod, build.Spec.Source.Secrets)
return pod, nil
}