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new_project.go
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new_project.go
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package project
import (
"errors"
"fmt"
"io"
"time"
"github.com/spf13/cobra"
kerrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
errorsutil "k8s.io/apimachinery/pkg/util/errors"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/kubernetes/pkg/kubectl/cmd/templates"
kcmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
oapi "github.com/openshift/origin/pkg/api"
authorizationapi "github.com/openshift/origin/pkg/authorization/apis/authorization"
authorizationtypedclient "github.com/openshift/origin/pkg/authorization/generated/internalclientset/typed/authorization/internalversion"
authorizationregistryutil "github.com/openshift/origin/pkg/authorization/registry/util"
"github.com/openshift/origin/pkg/cmd/server/bootstrappolicy"
"github.com/openshift/origin/pkg/cmd/util/clientcmd"
"github.com/openshift/origin/pkg/oc/admin/policy"
projectapi "github.com/openshift/origin/pkg/project/apis/project"
projectclient "github.com/openshift/origin/pkg/project/generated/internalclientset/typed/project/internalversion"
)
const NewProjectRecommendedName = "new-project"
type NewProjectOptions struct {
ProjectName string
DisplayName string
Description string
NodeSelector string
ProjectClient projectclient.ProjectInterface
RoleBindingClient authorizationtypedclient.RoleBindingsGetter
SARClient authorizationtypedclient.SubjectAccessReviewInterface
AdminRole string
AdminUser string
}
var newProjectLong = templates.LongDesc(`
Create a new project
Use this command to create a project. You may optionally specify metadata about the project,
an admin user (and role, if you want to use a non-default admin role), and a node selector
to restrict which nodes pods in this project can be scheduled to.`)
// NewCmdNewProject implements the OpenShift cli new-project command
func NewCmdNewProject(name, fullName string, f *clientcmd.Factory, out io.Writer) *cobra.Command {
options := &NewProjectOptions{}
cmd := &cobra.Command{
Use: name + " NAME [--display-name=DISPLAYNAME] [--description=DESCRIPTION]",
Short: "Create a new project",
Long: newProjectLong,
Run: func(cmd *cobra.Command, args []string) {
if err := options.complete(f, args); err != nil {
kcmdutil.CheckErr(kcmdutil.UsageError(cmd, err.Error()))
}
// We can't depend on len(options.NodeSelector) > 0 as node-selector="" is valid
// and we want to populate node selector as project annotation only if explicitly set by user
useNodeSelector := cmd.Flag("node-selector").Changed
if err := options.Run(useNodeSelector); err != nil {
kcmdutil.CheckErr(err)
}
},
}
cmd.Flags().StringVar(&options.AdminRole, "admin-role", bootstrappolicy.AdminRoleName, "Project admin role name in the cluster policy")
cmd.Flags().StringVar(&options.AdminUser, "admin", "", "Project admin username")
cmd.Flags().StringVar(&options.DisplayName, "display-name", "", "Project display name")
cmd.Flags().StringVar(&options.Description, "description", "", "Project description")
cmd.Flags().StringVar(&options.NodeSelector, "node-selector", "", "Restrict pods onto nodes matching given label selector. Format: '<key1>=<value1>, <key2>=<value2>...'. Specifying \"\" means any node, not default. If unspecified, cluster default node selector will be used.")
return cmd
}
func (o *NewProjectOptions) complete(f *clientcmd.Factory, args []string) error {
if len(args) != 1 {
return errors.New("you must specify one argument: project name")
}
o.ProjectName = args[0]
projectClient, err := f.OpenshiftInternalProjectClient()
if err != nil {
return err
}
o.ProjectClient = projectClient.Project()
authorizationClient, err := f.OpenshiftInternalAuthorizationClient()
if err != nil {
return err
}
authorizationInterface := authorizationClient.Authorization()
o.RoleBindingClient = authorizationInterface
o.SARClient = authorizationInterface.SubjectAccessReviews()
return nil
}
func (o *NewProjectOptions) Run(useNodeSelector bool) error {
if _, err := o.ProjectClient.Projects().Get(o.ProjectName, metav1.GetOptions{}); err != nil {
if !kerrors.IsNotFound(err) {
return err
}
} else {
return fmt.Errorf("project %v already exists", o.ProjectName)
}
project := &projectapi.Project{}
project.Name = o.ProjectName
project.Annotations = make(map[string]string)
project.Annotations[oapi.OpenShiftDescription] = o.Description
project.Annotations[oapi.OpenShiftDisplayName] = o.DisplayName
if useNodeSelector {
project.Annotations[projectapi.ProjectNodeSelector] = o.NodeSelector
}
project, err := o.ProjectClient.Projects().Create(project)
if err != nil {
return err
}
fmt.Printf("Created project %v\n", o.ProjectName)
errs := []error{}
if len(o.AdminUser) != 0 {
adduser := &policy.RoleModificationOptions{
RoleName: o.AdminRole,
RoleBindingAccessor: policy.NewLocalRoleBindingAccessor(project.Name, o.RoleBindingClient),
Users: []string{o.AdminUser},
}
if err := adduser.AddRole(); err != nil {
fmt.Printf("%v could not be added to the %v role: %v\n", o.AdminUser, o.AdminRole, err)
errs = append(errs, err)
} else {
if err := wait.PollImmediate(time.Second, time.Minute, func() (bool, error) {
resp, err := o.SARClient.Create(&authorizationapi.SubjectAccessReview{
Action: authorizationapi.Action{
Namespace: o.ProjectName,
Verb: "get",
Resource: "projects",
},
User: o.AdminUser,
})
if err != nil {
return false, err
}
if !resp.Allowed {
return false, nil
}
return true, nil
}); err != nil {
fmt.Printf("%s is not able to get project %s with the %s role: %v\n", o.AdminUser, o.ProjectName, o.AdminRole, err)
errs = append(errs, err)
}
}
}
for _, rbacBinding := range bootstrappolicy.GetBootstrapServiceAccountProjectRoleBindings(o.ProjectName) {
binding, err := authorizationregistryutil.RoleBindingFromRBAC(&rbacBinding)
if err != nil {
fmt.Printf("Could not convert Role Binding %s in the %q namespace: %v\n", rbacBinding.Name, o.ProjectName, err)
errs = append(errs, err)
continue
}
addRole := &policy.RoleModificationOptions{
RoleName: binding.RoleRef.Name,
RoleNamespace: binding.RoleRef.Namespace,
RoleBindingAccessor: policy.NewLocalRoleBindingAccessor(o.ProjectName, o.RoleBindingClient),
Subjects: binding.Subjects,
}
if err := addRole.AddRole(); err != nil {
fmt.Printf("Could not add service accounts to the %v role: %v\n", binding.RoleRef.Name, err)
errs = append(errs, err)
}
}
return errorsutil.NewAggregate(errs)
}