Add API to check whether a project can be deleted or not

src/ui/api/harborapi_test.go

@@ -25,6 +25,7 @@ import (
 	"net/http/httptest"
 	"path/filepath"
 	"runtime"
+	"strconv"
 
 	"github.com/vmware/harbor/src/common/dao"
 	"github.com/vmware/harbor/src/common/models"
@@ -99,6 +100,7 @@ func init() {
 	beego.Router("/api/users/:id/sysadmin", &UserAPI{}, "put:ToggleUserAdminRole")
 	beego.Router("/api/projects/:id/publicity", &ProjectAPI{}, "put:ToggleProjectPublic")
 	beego.Router("/api/projects/:id([0-9]+)/logs", &ProjectAPI{}, "get:Logs")
+	beego.Router("/api/projects/:id([0-9]+)/_deletable", &ProjectAPI{}, "get:Deletable")
 	beego.Router("/api/projects/:pid([0-9]+)/members/?:mid", &ProjectMemberAPI{}, "get:Get;post:Post;delete:Delete;put:Put")
 	beego.Router("/api/repositories", &RepositoryAPI{})
 	beego.Router("/api/statistics", &StatisticAPI{})
@@ -384,6 +386,30 @@ func (a testapi) ProjectLogs(prjUsr usrInfo, projectID string, query *apilib.Log
 	return request(_sling, jsonAcceptHeader, prjUsr)
 }
 
+// ProjectDeletable check whether a project can be deleted
+func (a testapi) ProjectDeletable(prjUsr usrInfo, projectID int64) (int, bool, error) {
+	_sling := sling.New().Get(a.basePath).
+		Path("/api/projects/" + strconv.FormatInt(projectID, 10) + "/_deletable")
+
+	code, body, err := request(_sling, jsonAcceptHeader, prjUsr)
+	if err != nil {
+		return 0, false, err
+	}
+
+	if code != http.StatusOK {
+		return code, false, nil
+	}
+
+	deletable := struct {
+		Deletable bool `json:"deletable"`
+	}{}
+	if err = json.Unmarshal(body, &deletable); err != nil {
+		return 0, false, err
+	}
+
+	return code, deletable.Deletable, nil
+}
+
 //-------------------------Member Test---------------------------------------//
 
 //Return relevant role members of projectID

src/ui/api/project.go

@@ -30,6 +30,11 @@ import (
 	"time"
 )
 
+type deletableResp struct {
+	Deletable bool   `json:"deletable"`
+	Message   string `json:"message"`
+}
+
 // ProjectAPI handles request to /api/projects/{} /api/projects/{}/logs
 type ProjectAPI struct {
 	BaseController
@@ -202,22 +207,14 @@ func (p *ProjectAPI) Delete() {
 		return
 	}
 
-	contains, err := projectContainsRepo(p.project.Name)
+	result, err := deletable(p.project.ProjectID)
 	if err != nil {
-		log.Errorf("failed to check whether project %s contains any repository: %v", p.project.Name, err)
-		p.CustomAbort(http.StatusInternalServerError, "")
+		p.HandleInternalServerError(fmt.Sprintf(
+			"failed to check the deletable of project %d: %v", p.project.ProjectID, err))
+		return
 	}
-	if contains {
-		p.CustomAbort(http.StatusPreconditionFailed, "project contains repositores, can not be deleted")
-	}
-
-	contains, err = projectContainsPolicy(p.project.ProjectID)
-	if err != nil {
-		log.Errorf("failed to check whether project %s contains any policy: %v", p.project.Name, err)
-		p.CustomAbort(http.StatusInternalServerError, "")
-	}
-	if contains {
-		p.CustomAbort(http.StatusPreconditionFailed, "project contains policies, can not be deleted")
+	if !result.Deletable {
+		p.CustomAbort(http.StatusPreconditionFailed, result.Message)
 	}
 
 	if err = p.ProjectMgr.Delete(p.project.ProjectID); err != nil {
@@ -239,22 +236,57 @@ func (p *ProjectAPI) Delete() {
 	}()
 }
 
-func projectContainsRepo(name string) (bool, error) {
-	repositories, err := getReposByProject(name)
-	if err != nil {
-		return false, err
+// Deletable ...
+func (p *ProjectAPI) Deletable() {
+	if !p.SecurityCtx.IsAuthenticated() {
+		p.HandleUnauthorized()
+		return
 	}
 
-	return len(repositories) > 0, nil
+	if !p.SecurityCtx.HasAllPerm(p.project.ProjectID) {
+		p.HandleForbidden(p.SecurityCtx.GetUsername())
+		return
+	}
+
+	result, err := deletable(p.project.ProjectID)
+	if err != nil {
+		p.HandleInternalServerError(fmt.Sprintf(
+			"failed to check the deletable of project %d: %v", p.project.ProjectID, err))
+		return
+	}
+
+	p.Data["json"] = result
+	p.ServeJSON()
 }
 
-func projectContainsPolicy(id int64) (bool, error) {
-	policies, err := dao.GetRepPolicyByProject(id)
+func deletable(projectID int64) (*deletableResp, error) {
+	count, err := dao.GetTotalOfRepositoriesByProject([]int64{projectID}, "")
 	if err != nil {
-		return false, err
+		return nil, err
 	}
 
-	return len(policies) > 0, nil
+	if count > 0 {
+		return &deletableResp{
+			Deletable: false,
+			Message:   "the project contains repositories, can not be deleled",
+		}, nil
+	}
+
+	policies, err := dao.GetRepPolicyByProject(projectID)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(policies) > 0 {
+		return &deletableResp{
+			Deletable: false,
+			Message:   "the project contains replication rules, can not be deleled",
+		}, nil
+	}
+
+	return &deletableResp{
+		Deletable: true,
+	}, nil
 }
 
 // List ...

src/ui/api/project_test.go

@@ -15,11 +15,15 @@ package api
 
 import (
 	"fmt"
+	"net/http"
 	"strconv"
 	"testing"
 	"time"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"github.com/vmware/harbor/src/common/dao"
+	"github.com/vmware/harbor/src/common/models"
 	"github.com/vmware/harbor/tests/apitests/apilib"
 )
 
@@ -361,3 +365,42 @@ func TestProjectLogsFilter(t *testing.T) {
 	}
 	fmt.Printf("\n")
 }
+
+func TestDeletable(t *testing.T) {
+	apiTest := newHarborAPI()
+
+	project := models.Project{
+		Name:    "project_for_test_deletable",
+		OwnerID: 1,
+	}
+	id, err := dao.AddProject(project)
+	require.Nil(t, err)
+
+	// non-exist project
+	code, del, err := apiTest.ProjectDeletable(*admin, 1000)
+	assert.Nil(t, err)
+	assert.Equal(t, http.StatusNotFound, code)
+
+	// unauthorized
+	code, del, err = apiTest.ProjectDeletable(*unknownUsr, id)
+	assert.Nil(t, err)
+	assert.Equal(t, http.StatusUnauthorized, code)
+
+	// can be deleted
+	code, del, err = apiTest.ProjectDeletable(*admin, id)
+	assert.Nil(t, err)
+	assert.Equal(t, http.StatusOK, code)
+	assert.True(t, del)
+
+	err = dao.AddRepository(models.RepoRecord{
+		Name:      project.Name + "/golang",
+		ProjectID: id,
+	})
+	require.Nil(t, err)
+
+	// can not be deleted as contains repository
+	code, del, err = apiTest.ProjectDeletable(*admin, id)
+	assert.Nil(t, err)
+	assert.Equal(t, http.StatusOK, code)
+	assert.False(t, del)
+}

src/ui/api/utils.go

@@ -416,28 +416,6 @@ func buildReplicationActionURL() string {
 	return fmt.Sprintf("%s/api/jobs/replication/actions", url)
 }
 
-func getReposByProject(name string, keyword ...string) ([]string, error) {
-	repositories := []string{}
-
-	repos, err := dao.GetRepositoryByProjectName(name)
-	if err != nil {
-		return repositories, err
-	}
-
-	needMatchKeyword := len(keyword) > 0 && len(keyword[0]) != 0
-
-	for _, repo := range repos {
-		if needMatchKeyword &&
-			!strings.Contains(repo.Name, keyword[0]) {
-			continue
-		}
-
-		repositories = append(repositories, repo.Name)
-	}
-
-	return repositories, nil
-}
-
 func repositoryExist(name string, client *registry.Repository) (bool, error) {
 	tags, err := client.ListTag()
 	if err != nil {

src/ui/router.go

@@ -85,6 +85,7 @@ func initRouters() {
 	beego.Router("/api/search", &api.SearchAPI{})
 	beego.Router("/api/projects/", &api.ProjectAPI{}, "get:List;post:Post")
 	beego.Router("/api/projects/:id([0-9]+)/logs", &api.ProjectAPI{}, "get:Logs")
+	beego.Router("/api/projects/:id([0-9]+)/_deletable", &api.ProjectAPI{}, "get:Deletable")
 	beego.Router("/api/internal/syncregistry", &api.InternalAPI{}, "post:SyncRegistry")
 	beego.Router("/api/repositories", &api.RepositoryAPI{}, "get:Get")
 	beego.Router("/api/repositories/scanAll", &api.RepositoryAPI{}, "post:ScanAll")