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make registry installation a component
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pkg/oc/bootstrap/clusterup/components/registry/registry_install.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| package registry | ||
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| import ( | ||
| "fmt" | ||
| "os" | ||
| "path" | ||
|
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| "github.com/golang/glog" | ||
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| apierrors "k8s.io/apimachinery/pkg/api/errors" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/client-go/kubernetes" | ||
| "k8s.io/client-go/rest" | ||
|
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| "github.com/openshift/origin/pkg/oc/bootstrap/clusterup/componentinstall" | ||
| "github.com/openshift/origin/pkg/oc/bootstrap/docker/dockerhelper" | ||
| "github.com/openshift/origin/pkg/oc/bootstrap/docker/openshift" | ||
| "github.com/openshift/origin/pkg/oc/bootstrap/docker/run" | ||
| "github.com/openshift/origin/pkg/oc/errors" | ||
| securityclient "github.com/openshift/origin/pkg/security/generated/internalclientset/typed/security/internalversion" | ||
| ) | ||
|
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| const ( | ||
| DefaultNamespace = "default" | ||
| SvcDockerRegistry = "docker-registry" | ||
| masterConfigDir = "/var/lib/origin/openshift.local.config/master" | ||
| // This is needed because of NO_PROXY cannot handle the CIDR range | ||
| RegistryServiceClusterIP = "172.30.1.1" | ||
| ) | ||
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| type RegistryComponentOptions struct { | ||
| ClusterAdminKubeConfig *rest.Config | ||
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| OCImage string | ||
| MasterConfigDir string | ||
| Images string | ||
| PVDir string | ||
| } | ||
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| func (r *RegistryComponentOptions) Name() string { | ||
| return "openshift-image-registry" | ||
| } | ||
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| func (r *RegistryComponentOptions) Install(dockerClient dockerhelper.Interface, logdir string) error { | ||
| kubeClient, err := kubernetes.NewForConfig(r.ClusterAdminKubeConfig) | ||
| _, err = kubeClient.Core().Services(DefaultNamespace).Get(SvcDockerRegistry, metav1.GetOptions{}) | ||
| if err == nil { | ||
| // If there's no error, the registry already exists | ||
| return nil | ||
| } | ||
| if !apierrors.IsNotFound(err) { | ||
| return errors.NewError("error retrieving docker registry service").WithCause(err) | ||
| } | ||
|
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| imageRunHelper := run.NewRunHelper(dockerhelper.NewHelper(dockerClient)).New() | ||
| glog.Infof("Running %q", r.Name()) | ||
|
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| securityClient, err := securityclient.NewForConfig(r.ClusterAdminKubeConfig) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| err = openshift.AddSCCToServiceAccount(securityClient, "privileged", "registry", "default", os.Stdout) | ||
| if err != nil { | ||
| return errors.NewError("cannot add privileged SCC to registry service account").WithCause(err) | ||
| } | ||
|
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| // Obtain registry markup. The reason it is not created outright is because | ||
| // we need to modify the ClusterIP of the registry service. The command doesn't | ||
| // have an option to set it. | ||
| flags := []string{ | ||
| "adm", | ||
| "registry", | ||
| "--loglevel=8", | ||
| // We need to set the ClusterIP for registry in order to be able to set the NO_PROXY no predicable | ||
| // IP address as NO_PROXY does not support CIDR format. | ||
| // TODO: We should switch the cluster up registry to use DNS. | ||
| "--cluster-ip=" + RegistryServiceClusterIP, | ||
| "--config=" + masterConfigDir + "/admin.kubeconfig", | ||
| fmt.Sprintf("--images=%s", r.Images), | ||
| fmt.Sprintf("--mount-host=%s", path.Join(r.PVDir, "registry")), | ||
| } | ||
| _, stdout, stderr, rc, err := imageRunHelper.Image(r.OCImage). | ||
| Privileged(). | ||
| DiscardContainer(). | ||
| HostNetwork(). | ||
| HostPid(). | ||
| Bind(r.MasterConfigDir + ":" + masterConfigDir). | ||
| Entrypoint("oc"). | ||
| Command(flags...).Output() | ||
|
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| if err := componentinstall.LogContainer(logdir, r.Name(), stdout, stderr); err != nil { | ||
| glog.Errorf("error logging %q: %v", r.Name(), err) | ||
| } | ||
| if err != nil { | ||
| return errors.NewError("could not run %q: %v", r.Name(), err).WithCause(err) | ||
| } | ||
| if rc != 0 { | ||
| return errors.NewError("could not run %q: rc==%v", r.Name(), rc) | ||
| } | ||
|
|
||
| return nil | ||
| } |
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