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remove_from_project.go
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remove_from_project.go
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package policy
import (
"fmt"
"io"
"sort"
"github.com/spf13/cobra"
"github.com/GoogleCloudPlatform/kubernetes/pkg/fields"
kcmdutil "github.com/GoogleCloudPlatform/kubernetes/pkg/kubectl/cmd/util"
"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
authorizationapi "github.com/openshift/origin/pkg/authorization/api"
"github.com/openshift/origin/pkg/client"
"github.com/openshift/origin/pkg/cmd/util/clientcmd"
)
const (
RemoveGroupRecommendedName = "remove-group"
RemoveUserRecommendedName = "remove-user"
)
type RemoveFromProjectOptions struct {
BindingNamespace string
Client client.Interface
Groups []string
Users []string
}
func NewCmdRemoveGroupFromProject(name, fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
options := &RemoveFromProjectOptions{}
cmd := &cobra.Command{
Use: name + " GROUP [GROUP ...]",
Short: "Remove group from the current project",
Long: `Remove group from the current project`,
Run: func(cmd *cobra.Command, args []string) {
if err := options.Complete(f, args, &options.Groups, "group"); err != nil {
kcmdutil.CheckErr(kcmdutil.UsageError(cmd, err.Error()))
}
if err := options.Run(); err != nil {
kcmdutil.CheckErr(err)
}
},
}
return cmd
}
func NewCmdRemoveUserFromProject(name, fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
options := &RemoveFromProjectOptions{}
cmd := &cobra.Command{
Use: name + " USER [USER ...]",
Short: "Remove user from the current project",
Long: `Remove user from the current project`,
Run: func(cmd *cobra.Command, args []string) {
if err := options.Complete(f, args, &options.Users, "user"); err != nil {
kcmdutil.CheckErr(kcmdutil.UsageError(cmd, err.Error()))
}
if err := options.Run(); err != nil {
kcmdutil.CheckErr(err)
}
},
}
return cmd
}
func (o *RemoveFromProjectOptions) Complete(f *clientcmd.Factory, args []string, target *[]string, targetName string) error {
if len(args) < 1 {
return fmt.Errorf("You must specify at least one argument: <%s> [%s]...", targetName, targetName)
}
*target = append(*target, args...)
var err error
if o.Client, _, err = f.Clients(); err != nil {
return err
}
if o.BindingNamespace, err = f.DefaultNamespace(); err != nil {
return err
}
return nil
}
func (o *RemoveFromProjectOptions) Run() error {
bindingList, err := o.Client.PolicyBindings(o.BindingNamespace).List(labels.Everything(), fields.Everything())
if err != nil {
return err
}
sort.Sort(authorizationapi.PolicyBindingSorter(bindingList.Items))
for _, currPolicyBinding := range bindingList.Items {
for _, currBinding := range authorizationapi.SortRoleBindings(currPolicyBinding.RoleBindings, true) {
if !currBinding.Groups.HasAny(o.Groups...) && !currBinding.Groups.HasAny(o.Users...) {
continue
}
currBinding.Groups.Delete(o.Groups...)
currBinding.Users.Delete(o.Users...)
_, err = o.Client.RoleBindings(o.BindingNamespace).Update(&currBinding)
if err != nil {
return err
}
}
}
return nil
}