Refactor retention launcher

Signed-off-by: Wenkai Yin <yinw@vmware.com>

src/pkg/clients/core/chart.go

@@ -33,3 +33,8 @@ func (c *client) DeleteChart(project, repository, version string) error {
 	url := c.buildURL(fmt.Sprintf("/api/chartrepo/%s/charts/%s/%s", project, repository, version))
 	return c.httpclient.Delete(url)
 }
+
+func (c *client) DeleteChartRepository(project, repository string) error {
+	url := c.buildURL(fmt.Sprintf("/api/chartrepo/%s/charts/%s", project, repository))
+	return c.httpclient.Delete(url)
+}

src/pkg/clients/core/client.go

@@ -37,12 +37,14 @@ type Client interface {
 type ImageClient interface {
 	ListAllImages(project, repository string) ([]*models.TagResp, error)
 	DeleteImage(project, repository, tag string) error
+	DeleteImageRepository(project, repository string) error
 }
 
 // ChartClient defines the methods that a chart client should implement
 type ChartClient interface {
 	ListAllCharts(project, repository string) ([]*chartserver.ChartVersion, error)
 	DeleteChart(project, repository, version string) error
+	DeleteChartRepository(project, repository string) error
 }
 
 // New returns an instance of the client which is a default implement for Client

src/pkg/clients/core/image.go

@@ -33,3 +33,8 @@ func (c *client) DeleteImage(project, repository, tag string) error {
 	url := c.buildURL(fmt.Sprintf("/api/repositories/%s/%s/tags/%s", project, repository, tag))
 	return c.httpclient.Delete(url)
 }
+
+func (c *client) DeleteImageRepository(project, repository string) error {
+	url := c.buildURL(fmt.Sprintf("/api/repositories/%s/%s", project, repository))
+	return c.httpclient.Delete(url)
+}

src/pkg/retention/controller_test.go

@@ -1,11 +1,12 @@
 package retention
 
 import (
+	"testing"
+
 	"github.com/goharbor/harbor/src/pkg/retention/dep"
 	"github.com/goharbor/harbor/src/pkg/retention/policy"
 	"github.com/goharbor/harbor/src/pkg/retention/policy/rule"
 	"github.com/stretchr/testify/suite"
-	"testing"
 )
 
 type ControllerTestSuite struct {

src/pkg/retention/dep/client.go

@@ -148,7 +148,17 @@ func (bc *basicClient) GetCandidates(repository *res.Repository) ([]*res.Candida
 
 // DeleteRepository deletes the specified repository
 func (bc *basicClient) DeleteRepository(repo *res.Repository) error {
-	return errors.New("not implemented")
+	if repo == nil {
+		return errors.New("repository is nil")
+	}
+	switch repo.Kind {
+	case res.Image:
+		return bc.coreClient.DeleteImageRepository(repo.Namespace, repo.Name)
+	case res.Chart:
+		return bc.coreClient.DeleteChartRepository(repo.Namespace, repo.Name)
+	default:
+		return fmt.Errorf("unsupported repository kind: %s", repo.Kind)
+	}
 }
 
 // Deletes the specified candidate

src/pkg/retention/launcher.go

@@ -18,6 +18,7 @@ import (
 	"fmt"
 	"time"
 
+	"github.com/goharbor/harbor/src/jobservice/job"
 	"github.com/goharbor/harbor/src/pkg/retention/res/selectors/index"
 
 	cjob "github.com/goharbor/harbor/src/common/job"
@@ -26,7 +27,6 @@ import (
 	"github.com/goharbor/harbor/src/common/utils"
 	"github.com/goharbor/harbor/src/common/utils/log"
 	"github.com/goharbor/harbor/src/core/config"
-	"github.com/goharbor/harbor/src/jobservice/job"
 	"github.com/goharbor/harbor/src/pkg/project"
 	"github.com/goharbor/harbor/src/pkg/repository"
 	"github.com/goharbor/harbor/src/pkg/retention/policy"
@@ -82,6 +82,13 @@ func NewLauncher(projectMgr project.Manager, repositoryMgr repository.Manager,
 	}
 }
 
+type jobData struct {
+	TaskID     int64
+	Repository res.Repository
+	JobName    string
+	JobParams  map[string]interface{}
+}
+
 type launcher struct {
 	retentionMgr       Manager
 	projectMgr         project.Manager
@@ -91,38 +98,34 @@ type launcher struct {
 	chartServerEnabled bool
 }
 
-type jobData struct {
-	repository res.Repository
-	policy     lwp.Metadata
-	taskID     int64
-}
-
 func (l *launcher) Launch(ply *policy.Metadata, executionID int64, isDryRun bool) (int64, error) {
 	if ply == nil {
 		return 0, launcherError(fmt.Errorf("the policy is nil"))
 	}
 	// no rules, return directly
 	if len(ply.Rules) == 0 {
+		log.Debugf("no rules for policy %d, skip", ply.ID)
 		return 0, nil
 	}
 	scope := ply.Scope
 	if scope == nil {
 		return 0, launcherError(fmt.Errorf("the scope of policy is nil"))
 	}
-
+	allRepositories := make(map[res.Repository]struct{}, 0)
 	repositoryRules := make(map[res.Repository]*lwp.Metadata, 0)
 	level := scope.Level
-	var projectCandidates []*res.Candidate
+	var allProjects []*res.Candidate
 	var err error
 	if level == "system" {
 		// get projects
-		projectCandidates, err = getProjects(l.projectMgr)
+		allProjects, err = getProjects(l.projectMgr)
 		if err != nil {
 			return 0, launcherError(err)
 		}
 	}
 
 	for _, rule := range ply.Rules {
+		projectCandidates := allProjects
 		switch level {
 		case "system":
 			// filter projects according to the project selectors
@@ -150,7 +153,15 @@ func (l *launcher) Launch(ply *policy.Metadata, executionID int64, isDryRun bool
 			if err != nil {
 				return 0, launcherError(err)
 			}
-			repositoryCandidates = append(repositoryCandidates, repositories...)
+			for _, repository := range repositories {
+				repo := res.Repository{
+					Namespace: repository.Namespace,
+					Name:      repository.Repository,
+					Kind:      repository.Kind,
+				}
+				allRepositories[repo] = struct{}{}
+				repositoryCandidates = append(repositoryCandidates, repository)
+			}
 		}
 		// filter repositories according to the repository selectors
 		for _, repositorySelector := range rule.ScopeSelectors["repository"] {
@@ -179,67 +190,116 @@ func (l *launcher) Launch(ply *policy.Metadata, executionID int64, isDryRun bool
 			repositoryRules[reposit].Rules = append(repositoryRules[reposit].Rules, &rule)
 		}
 	}
-	// no tasks need to be submitted
-	if len(repositoryRules) == 0 {
+
+	// create job data list
+	jobDatas, err := createJobs(allRepositories, repositoryRules, isDryRun)
+	if err != nil {
+		return 0, launcherError(err)
+	}
+
+	// no jobs, return directly
+	if len(jobDatas) == 0 {
+		log.Debugf("no candidates for policy %d, skip", ply.ID)
 		return 0, nil
 	}
 
-	// create task records
-	jobDatas := make([]*jobData, 0)
+	// create task records in database
+	if err = l.createTasks(executionID, jobDatas); err != nil {
+		return 0, launcherError(err)
+	}
+
+	// submit jobs to jobservice
+	if err = l.submitJobs(jobDatas); err != nil {
+		return 0, launcherError(err)
+	}
+
+	return int64(len(jobDatas)), nil
+}
+
+func createJobs(allRepositories map[res.Repository]struct{},
+	repositoryRules map[res.Repository]*lwp.Metadata, isDryRun bool) ([]*jobData, error) {
+	jobDatas := []*jobData{}
+	for repository, policy := range repositoryRules {
+		jobData := &jobData{
+			Repository: repository,
+			JobName:    job.Retention,
+			JobParams:  make(map[string]interface{}, 3),
+		}
+		// set dry run
+		jobData.JobParams[ParamDryRun] = isDryRun
+		// set repository
+		repoJSON, err := repository.ToJSON()
+		if err != nil {
+			return nil, err
+		}
+		jobData.JobParams[ParamRepo] = repoJSON
+		// set retention policy
+		policyJSON, err := policy.ToJSON()
+		if err != nil {
+			return nil, err
+		}
+		jobData.JobParams[ParamMeta] = policyJSON
+		jobDatas = append(jobDatas, jobData)
+	}
+	for repository := range allRepositories {
+		if _, exist := repositoryRules[repository]; exist {
+			continue
+		}
+		jobData := &jobData{
+			Repository: repository,
+			JobName:    job.RetentionDel,
+			JobParams:  make(map[string]interface{}, 2),
+		}
+		// set dry run
+		jobData.JobParams[ParamDryRun] = isDryRun
+		// set repository
+		repoJSON, err := repository.ToJSON()
+		if err != nil {
+			return nil, err
+		}
+		jobData.JobParams[ParamRepo] = repoJSON
+		jobDatas = append(jobDatas, jobData)
+	}
+	return jobDatas, nil
+}
+
+// create task records in database
+func (l *launcher) createTasks(executionID int64, jobDatas []*jobData) error {
 	now := time.Now()
-	for repo, p := range repositoryRules {
+	for _, jobData := range jobDatas {
 		taskID, err := l.retentionMgr.CreateTask(&Task{
 			ExecutionID: executionID,
-			Repository:  repo.Name,
+			Repository:  jobData.Repository.Name,
 			StartTime:   now,
 		})
 		if err != nil {
-			return 0, launcherError(err)
+			return err
 		}
-		jobDatas = append(jobDatas, &jobData{
-			repository: repo,
-			policy:     *p,
-			taskID:     taskID,
-		})
+		jobData.TaskID = taskID
 	}
+	return nil
+}
 
+// create task records in database
+func (l *launcher) submitJobs(jobDatas []*jobData) error {
 	allFailed := true
 	for _, jobData := range jobDatas {
+		task := &Task{
+			ID: jobData.TaskID,
+		}
+		props := []string{"Status"}
 		j := &models.JobData{
-			Name: job.Retention,
+			Name: jobData.JobName,
 			Metadata: &models.JobMetadata{
 				JobKind: job.KindGeneric,
 			},
-			StatusHook: fmt.Sprintf("%s/service/notifications/jobs/retention/task/%d", l.internalCoreURL, jobData.taskID),
-			Parameters: make(map[string]interface{}, 3),
+			StatusHook: fmt.Sprintf("%s/service/notifications/jobs/retention/task/%d", l.internalCoreURL, jobData.TaskID),
+			Parameters: jobData.JobParams,
 		}
-
-		var (
-			repoJSON, policyJSON string
-		)
-		// Set dry run
-		j.Parameters[ParamDryRun] = isDryRun
-		// Set repository
-		if repoJSON, err = jobData.repository.ToJSON(); err == nil {
-			j.Parameters[ParamRepo] = repoJSON
-			// Set retention policy
-			if policyJSON, err = jobData.policy.ToJSON(); err == nil {
-				j.Parameters[ParamMeta] = policyJSON
-			}
-		}
-
-		var jobID string
-		if err == nil {
-			// Submit job
-			jobID, err = l.jobserviceClient.SubmitJob(j)
-		}
-
-		task := &Task{
-			ID: jobData.taskID,
-		}
-		props := []string{"Status"}
+		// Submit job
+		jobID, err := l.jobserviceClient.SubmitJob(j)
 		if err != nil {
-			log.Error(launcherError(fmt.Errorf("failed to submit task %d: %v", jobData.taskID, err)))
+			log.Error(launcherError(fmt.Errorf("failed to submit task %d: %v", jobData.TaskID, err)))
 			task.Status = cmodels.JobError
 			task.EndTime = time.Now()
 			props = append(props, "EndTime")
@@ -253,11 +313,10 @@ func (l *launcher) Launch(ply *policy.Metadata, executionID int64, isDryRun bool
 			log.Errorf("failed to update the status of task %d: %v", task.ID, err)
 		}
 	}
-
 	if allFailed {
-		return 0, launcherError(fmt.Errorf("all tasks failed"))
+		return launcherError(fmt.Errorf("all tasks failed"))
 	}
-	return int64(len(jobDatas)), nil
+	return nil
 }
 
 func (l *launcher) Stop(executionID int64) error {

src/pkg/retention/launcher_test.go

@@ -137,19 +137,26 @@ type launchTestSuite struct {
 }
 
 func (l *launchTestSuite) SetupTest() {
-	pro := &models.Project{
+	pro1 := &models.Project{
 		ProjectID: 1,
 		Name:      "library",
 	}
+	pro2 := &models.Project{
+		ProjectID: 2,
+		Name:      "test",
+	}
 	l.projectMgr = &fakeProjectManager{
 		projects: []*models.Project{
-			pro,
+			pro1, pro2,
 		}}
 	l.repositoryMgr = &fakeRepositoryManager{
 		imageRepositories: []*models.RepoRecord{
 			{
 				Name: "library/image",
 			},
+			{
+				Name: "test/image",
+			},
 		},
 		chartRepositories: []*chartserver.ChartInfo{
 			{
@@ -166,7 +173,7 @@ func (l *launchTestSuite) SetupTest() {
 func (l *launchTestSuite) TestGetProjects() {
 	projects, err := getProjects(l.projectMgr)
 	require.Nil(l.T(), err)
-	assert.Equal(l.T(), 1, len(projects))
+	assert.Equal(l.T(), 2, len(projects))
 	assert.Equal(l.T(), int64(1), projects[0].NamespaceID)
 	assert.Equal(l.T(), "library", projects[0].Namespace)
 }
@@ -174,13 +181,10 @@ func (l *launchTestSuite) TestGetProjects() {
 func (l *launchTestSuite) TestGetRepositories() {
 	repositories, err := getRepositories(l.projectMgr, l.repositoryMgr, 1, true)
 	require.Nil(l.T(), err)
-	assert.Equal(l.T(), 2, len(repositories))
+	assert.Equal(l.T(), 3, len(repositories))
 	assert.Equal(l.T(), "library", repositories[0].Namespace)
 	assert.Equal(l.T(), "image", repositories[0].Repository)
 	assert.Equal(l.T(), "image", repositories[0].Kind)
-	assert.Equal(l.T(), "library", repositories[1].Namespace)
-	assert.Equal(l.T(), "chart", repositories[1].Repository)
-	assert.Equal(l.T(), "chart", repositories[1].Kind)
 }
 
 func (l *launchTestSuite) TestLaunch() {
@@ -224,7 +228,7 @@ func (l *launchTestSuite) TestLaunch() {
 						{
 							Kind:       "doublestar",
 							Decoration: "nsMatches",
-							Pattern:    "**",
+							Pattern:    "library",
 						},
 					},
 					"repository": {
@@ -240,7 +244,7 @@ func (l *launchTestSuite) TestLaunch() {
 	}
 	n, err = launcher.Launch(ply, 1, false)
 	require.Nil(l.T(), err)
-	assert.Equal(l.T(), int64(2), n)
+	assert.Equal(l.T(), int64(3), n)
 }
 
 func (l *launchTestSuite) TestStop() {

src/testing/clients/dumb_core_client.go

@@ -33,6 +33,11 @@ func (d *DumbCoreClient) DeleteImage(project, repository, tag string) error {
 	return nil
 }
 
+// DeleteImageRepository ...
+func (d *DumbCoreClient) DeleteImageRepository(project, repository string) error {
+	return nil
+}
+
 // ListAllCharts ...
 func (d *DumbCoreClient) ListAllCharts(project, repository string) ([]*chartserver.ChartVersion, error) {
 	return nil, nil
@@ -42,3 +47,8 @@ func (d *DumbCoreClient) ListAllCharts(project, repository string) ([]*chartserv
 func (d *DumbCoreClient) DeleteChart(project, repository, version string) error {
 	return nil
 }
+
+// DeleteChartRepository ...
+func (d *DumbCoreClient) DeleteChartRepository(project, repository string) error {
+	return nil
+}