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project_handler.go
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project_handler.go
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package authz
import (
"fmt"
"github.com/pkg/errors"
"github.com/rancher/types/apis/management.cattle.io/v3"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
)
func newProjectLifecycle(r *manager) *pLifecycle {
return &pLifecycle{m: r}
}
type pLifecycle struct {
m *manager
}
func (p *pLifecycle) Create(project *v3.Project) (*v3.Project, error) {
for verb, suffix := range projectNSVerbToSuffix {
roleName := fmt.Sprintf(projectNSGetClusterRoleNameFmt, project.Name, suffix)
_, err := p.m.crLister.Get("", roleName)
if err == nil || !apierrors.IsNotFound(err) {
continue
}
err = p.m.createProjectNSRole(roleName, verb, "")
if err != nil {
return project, err
}
}
err := p.ensureDefaultNamespaceAssigned(project)
return project, err
}
func (p *pLifecycle) Updated(project *v3.Project) (*v3.Project, error) {
return nil, nil
}
func (p *pLifecycle) Remove(project *v3.Project) (*v3.Project, error) {
for _, suffix := range projectNSVerbToSuffix {
roleName := fmt.Sprintf(projectNSGetClusterRoleNameFmt, project.Name, suffix)
err := p.m.workload.RBAC.ClusterRoles("").Delete(roleName, &v1.DeleteOptions{})
if err != nil && !apierrors.IsNotFound(err) {
return project, err
}
}
projectID := project.Namespace + ":" + project.Name
namespaces, err := p.m.nsIndexer.ByIndex(nsByProjectIndex, projectID)
if err != nil {
return project, err
}
for _, o := range namespaces {
namespace, _ := o.(*corev1.Namespace)
if _, ok := namespace.Annotations["field.cattle.io/creatorId"]; ok {
err := p.m.workload.Core.Namespaces("").Delete(namespace.Name, &v1.DeleteOptions{})
if err != nil && !apierrors.IsNotFound(err) {
return project, err
}
} else {
namespace = namespace.DeepCopy()
if namespace.Annotations != nil {
delete(namespace.Annotations, projectIDAnnotation)
_, err := p.m.workload.Core.Namespaces("").Update(namespace)
if err != nil {
return project, err
}
}
}
}
return nil, nil
}
func (p *pLifecycle) ensureDefaultNamespaceAssigned(project *v3.Project) error {
if _, ok := project.Labels["authz.management.cattle.io/default-project"]; !ok {
return nil
}
ns, err := p.m.nsLister.Get("", "default")
if err != nil {
if apierrors.IsNotFound(err) {
return nil
}
return err
}
cluster, err := p.m.clusterLister.Get("", p.m.clusterName)
if err != nil {
return err
}
if cluster == nil {
return errors.Errorf("couldn't find cluster %v", p.m.clusterName)
}
updateCluster := false
c, err := v3.ClusterConditionDefaultNamespaceAssigned.DoUntilTrue(cluster.DeepCopy(), func() (runtime.Object, error) {
updateCluster = true
projectID := ns.Annotations[projectIDAnnotation]
if projectID != "" {
return nil, nil
}
ns = ns.DeepCopy()
if ns.Annotations == nil {
ns.Annotations = map[string]string{}
}
ns.Annotations[projectIDAnnotation] = fmt.Sprintf("%v:%v", p.m.clusterName, project.Name)
if _, err := p.m.workload.Core.Namespaces(p.m.clusterName).Update(ns); err != nil {
return nil, err
}
return nil, nil
})
if updateCluster {
if _, err := p.m.workload.Management.Management.Clusters("").ObjectClient().Update(cluster.Name, c); err != nil {
return err
}
}
return err
}