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lastoperation.go
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lastoperation.go
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package servicebroker
import (
"errors"
"net/http"
"github.com/golang/glog"
kerrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apiserver/pkg/authentication/user"
kapi "k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/apis/authorization"
"github.com/openshift/origin/pkg/authorization/util"
templateapi "github.com/openshift/origin/pkg/template/apis/template"
"github.com/openshift/origin/pkg/templateservicebroker/openservicebroker/api"
)
// LastOperation returns the status of an asynchronous operation. Currently
// the OSB API only supports async Provision and Deprovision; we don't currently
// support async Deprovision as the garbage collector doesn't indicate when it's
// done cleaning up after a given object is removed.
func (b *Broker) LastOperation(u user.Info, instanceID string, operation api.Operation) *api.Response {
glog.V(4).Infof("Template service broker: LastOperation: instanceID %s", instanceID)
if operation != api.OperationProvisioning {
return api.BadRequest(errors.New("invalid operation"))
}
brokerTemplateInstance, err := b.templateclient.BrokerTemplateInstances().Get(instanceID, metav1.GetOptions{})
if err != nil {
if kerrors.IsNotFound(err) {
return api.BadRequest(err)
}
return api.InternalServerError(err)
}
namespace := brokerTemplateInstance.Spec.TemplateInstance.Namespace
if err := util.Authorize(b.kc.Authorization().SubjectAccessReviews(), u, &authorization.ResourceAttributes{
Namespace: namespace,
Verb: "get",
Group: templateapi.GroupName,
Resource: "templateinstances",
Name: brokerTemplateInstance.Spec.TemplateInstance.Name,
}); err != nil {
return api.Forbidden(err)
}
templateInstance, err := b.templateclient.TemplateInstances(namespace).Get(brokerTemplateInstance.Spec.TemplateInstance.Name, metav1.GetOptions{})
if err != nil {
return api.InternalServerError(err)
}
state := api.LastOperationStateInProgress
for _, condition := range templateInstance.Status.Conditions {
if condition.Type == templateapi.TemplateInstanceReady && condition.Status == kapi.ConditionTrue {
state = api.LastOperationStateSucceeded
break
}
if condition.Type == templateapi.TemplateInstanceInstantiateFailure && condition.Status == kapi.ConditionTrue {
state = api.LastOperationStateFailed
break
}
}
return api.NewResponse(http.StatusOK, &api.LastOperationResponse{State: state}, nil)
}