forked from openshift/origin
/
custom.go
77 lines (65 loc) · 2 KB
/
custom.go
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package strategy
import (
"errors"
kapi "github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
"github.com/golang/glog"
buildapi "github.com/openshift/origin/pkg/build/api"
)
// CustomBuildStrategy creates a build using a custom builder image.
type CustomBuildStrategy struct {
// 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 Custom build
func (bs *CustomBuildStrategy) CreateBuildPod(build *buildapi.Build) (*kapi.Pod, error) {
data, err := bs.Codec.Encode(build)
if err != nil {
return nil, err
}
strategy := build.Parameters.Strategy.CustomStrategy
containerEnv := []kapi.EnvVar{
{Name: "BUILD", Value: string(data)},
{Name: "SOURCE_REPOSITORY", Value: build.Parameters.Source.Git.URI},
}
if strategy == nil || (strategy != nil && len(strategy.Image) == 0) {
return nil, errors.New("CustomBuildStrategy cannot be executed without image")
}
if len(strategy.Env) > 0 {
containerEnv = append(containerEnv, strategy.Env...)
}
if strategy.ExposeDockerSocket {
glog.V(2).Infof("ExposeDockerSocket is enabled for %s build", build.PodName)
containerEnv = append(containerEnv, kapi.EnvVar{"DOCKER_SOCKET", dockerSocketPath})
}
pod := &kapi.Pod{
ObjectMeta: kapi.ObjectMeta{
Name: build.PodName,
},
Spec: kapi.PodSpec{
Containers: []kapi.Container{
{
Name: "custom-build",
Image: strategy.Image,
Env: containerEnv,
// TODO: run unprivileged https://github.com/openshift/origin/issues/662
Privileged: true,
},
},
RestartPolicy: kapi.RestartPolicy{
Never: &kapi.RestartPolicyNever{},
},
},
}
if err := setupBuildEnv(build, pod); err != nil {
return nil, err
}
pod.Spec.Containers[0].ImagePullPolicy = kapi.PullIfNotPresent
if strategy.ExposeDockerSocket {
setupDockerSocket(pod)
setupDockerConfig(pod)
}
return pod, nil
}