func (a *jenkinsBootstrapper) Admit(attributes admission.Attributes) error { if a.jenkinsConfig.AutoProvisionEnabled != nil && !*a.jenkinsConfig.AutoProvisionEnabled { return nil } if len(attributes.GetSubresource()) != 0 { return nil } if attributes.GetResource().GroupResource() != buildapi.Resource("buildconfigs") && attributes.GetResource().GroupResource() != buildapi.Resource("builds") { return nil } if !needsJenkinsTemplate(attributes.GetObject()) { return nil } namespace := attributes.GetNamespace() svcName := a.jenkinsConfig.ServiceName if len(svcName) == 0 { return nil } // TODO pull this from a cache. if _, err := a.serviceClient.Services(namespace).Get(svcName); !kapierrors.IsNotFound(err) { // if it isn't a "not found" error, return the error. Either its nil and there's nothing to do or something went really wrong return err } glog.V(3).Infof("Adding new jenkins service %q to the project %q", svcName, namespace) jenkinsTemplate := jenkinscontroller.NewPipelineTemplate(namespace, a.jenkinsConfig, a.openshiftClient) objects, errs := jenkinsTemplate.Process() if len(errs) > 0 { return kutilerrors.NewAggregate(errs) } if !jenkinsTemplate.HasJenkinsService(objects) { return fmt.Errorf("template %s/%s does not contain required service %q", a.jenkinsConfig.TemplateNamespace, a.jenkinsConfig.TemplateName, a.jenkinsConfig.ServiceName) } impersonatingConfig := a.privilegedRESTClientConfig oldWrapTransport := impersonatingConfig.WrapTransport impersonatingConfig.WrapTransport = func(rt http.RoundTripper) http.RoundTripper { return authenticationclient.NewImpersonatingRoundTripper(attributes.GetUserInfo(), oldWrapTransport(rt)) } var bulkErr error bulk := &cmd.Bulk{ Mapper: &resource.Mapper{ RESTMapper: registered.RESTMapper(), ObjectTyper: kapi.Scheme, ClientMapper: resource.ClientMapperFunc(func(mapping *meta.RESTMapping) (resource.RESTClient, error) { if latest.OriginKind(mapping.GroupVersionKind) { return client.New(&impersonatingConfig) } return kclient.New(&impersonatingConfig) }), }, Op: cmd.Create, After: func(info *resource.Info, err error) bool { if kapierrors.IsAlreadyExists(err) { return false } if err != nil { bulkErr = err return true } return false }, } // we're intercepting the error we care about using After bulk.Run(objects, namespace) if bulkErr != nil { return bulkErr } glog.V(1).Infof("Jenkins Pipeline service %q created", svcName) return nil }
func (c *BuildConfigController) HandleBuildConfig(bc *buildapi.BuildConfig) error { glog.V(4).Infof("Handling BuildConfig %s/%s", bc.Namespace, bc.Name) if strategy := bc.Spec.Strategy.JenkinsPipelineStrategy; strategy != nil { svcName := c.JenkinsConfig.ServiceName if len(svcName) == 0 { return fmt.Errorf("the Jenkins Pipeline ServiceName must be set in master configuration") } glog.V(4).Infof("Detected Jenkins pipeline strategy in %s/%s build configuration", bc.Namespace, bc.Name) if _, err := c.KubeClient.Services(bc.Namespace).Get(svcName); err == nil { glog.V(4).Infof("The Jenkins Pipeline service %q already exists in project %q", svcName, bc.Namespace) return nil } if b := c.JenkinsConfig.Enabled; b == nil || !*b { glog.V(4).Infof("Provisioning Jenkins Pipeline from a template is disabled in master configuration") return nil } glog.V(3).Infof("Adding new Jenkins service %q to the project %q", svcName, bc.Namespace) kc, ok := c.KubeClient.(*kclient.Client) if !ok { return fmt.Errorf("unable to get kubernetes client from %v", c.KubeClient) } oc, ok := c.Client.(*client.Client) if !ok { return fmt.Errorf("unable to get openshift client from %v", c.KubeClient) } jenkinsTemplate := jenkins.NewPipelineTemplate(bc.Namespace, c.JenkinsConfig, kc, oc) objects, errs := jenkinsTemplate.Process() if len(errs) > 0 { for _, err := range errs { c.Recorder.Eventf(bc, kapi.EventTypeWarning, "Failed", "Processing %s/%s error: %v", c.JenkinsConfig.TemplateNamespace, c.JenkinsConfig.TemplateName, err) } return fmt.Errorf("processing Jenkins pipeline template failed") } if errs := jenkinsTemplate.Instantiate(objects); len(errs) > 0 { for _, err := range errs { c.Recorder.Eventf(bc, kapi.EventTypeWarning, "Failed", "Instantiating %s/%s error: %v", c.JenkinsConfig.TemplateNamespace, c.JenkinsConfig.TemplateName, err) } return fmt.Errorf("instantiating Jenkins pipeline template failed") } c.Recorder.Eventf(bc, kapi.EventTypeNormal, "Started", "Jenkins Pipeline service %q created", svcName) return nil } hasChangeTrigger := false for _, trigger := range bc.Spec.Triggers { if trigger.Type == buildapi.ConfigChangeBuildTriggerType { hasChangeTrigger = true break } } if !hasChangeTrigger { return nil } if bc.Status.LastVersion > 0 { return nil } glog.V(4).Infof("Running build for BuildConfig %s/%s", bc.Namespace, bc.Name) // instantiate new build lastVersion := 0 request := &buildapi.BuildRequest{ ObjectMeta: kapi.ObjectMeta{ Name: bc.Name, Namespace: bc.Namespace, }, LastVersion: &lastVersion, } if _, err := c.BuildConfigInstantiator.Instantiate(bc.Namespace, request); err != nil { var instantiateErr error if kerrors.IsConflict(err) { instantiateErr = fmt.Errorf("unable to instantiate Build for BuildConfig %s/%s due to a conflicting update: %v", bc.Namespace, bc.Name, err) utilruntime.HandleError(instantiateErr) } else if buildgenerator.IsFatal(err) { return &ConfigControllerFatalError{err.Error()} } else { instantiateErr = fmt.Errorf("error instantiating Build from BuildConfig %s/%s: %v", bc.Namespace, bc.Name, err) utilruntime.HandleError(instantiateErr) } return instantiateErr } return nil }