Add oidc provider name to systeminfo API

   fixes #13198

Signed-off-by: stonezdj <daojunz@vmware.com>

api/v2.0/swagger.yaml

@@ -7867,6 +7867,11 @@ definitions:
         x-nullable: true
         x-omitempty: true
         $ref: '#/definitions/AuthproxySetting'
+      oidc_provider_name:
+        type: string
+        x-nullable: true
+        x-omitempty: true
+        description: The OIDC provider name, empty if current auth is not OIDC_auth or OIDC provider is not configured.
   AuthproxySetting:
     type: object
     properties:

src/controller/systeminfo/controller.go

@@ -50,6 +50,7 @@ type Data struct {
 	BannerMessage     string
 	AuthProxySettings *models.HTTPAuthProxy
 	Protected         *protectedData
+	OIDCProviderName  string
 }
 
 type protectedData struct {
@@ -103,6 +104,7 @@ func (c *controller) GetInfo(ctx context.Context, opt Options) (*Data, error) {
 		SelfRegistration: utils.SafeCastBool(cfg[common.SelfRegistration]),
 		HarborVersion:    fmt.Sprintf("%s-%s", version.ReleaseVersion, version.GitCommit),
 		BannerMessage:    utils.SafeCastString(mgr.Get(ctx, common.BannerMessage).GetString()),
+		OIDCProviderName: OIDCProviderName(cfg),
 	}
 	if res.AuthMode == common.HTTPAuth {
 		if s, err := config.HTTPAuthProxySetting(ctx); err == nil {
@@ -137,6 +139,14 @@ func (c *controller) GetInfo(ctx context.Context, opt Options) (*Data, error) {
 	return res, nil
 }
 
+func OIDCProviderName(cfg map[string]interface{}) string {
+	authMode := utils.SafeCastString(cfg[common.AUTHMode])
+	if authMode != common.OIDCAuth {
+		return ""
+	}
+	return utils.SafeCastString(cfg[common.OIDCName])
+}
+
 func (c *controller) GetCapacity(ctx context.Context) (*imagestorage.Capacity, error) {
 	systeminfo.Init()
 	return imagestorage.GlobalDriver.Cap()

src/controller/systeminfo/controller_test.go

@@ -105,3 +105,25 @@ func (s *sysInfoCtlTestSuite) TestGetInfo() {
 func TestControllerSuite(t *testing.T) {
 	suite.Run(t, &sysInfoCtlTestSuite{})
 }
+
+func TestOIDCProviderName(t *testing.T) {
+	type args struct {
+		cfg map[string]interface{}
+	}
+	tests := []struct {
+		name string
+		args args
+		want string
+	}{
+		{"normal testing", args{map[string]interface{}{common.AUTHMode: common.OIDCAuth, common.OIDCName: "test"}}, "test"},
+		{"not oidc", args{map[string]interface{}{common.AUTHMode: common.DBAuth, common.OIDCName: "test"}}, ""},
+		{"empty provider", args{map[string]interface{}{common.AUTHMode: common.OIDCAuth, common.OIDCName: ""}}, ""},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := OIDCProviderName(tt.args.cfg); got != tt.want {
+				t.Errorf("OIDCProviderName() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

src/server/v2.0/handler/systeminfo.go

@@ -87,6 +87,7 @@ func (s *sysInfoAPI) convertInfo(d *si.Data) *models.GeneralInfo {
 		SelfRegistration: &d.SelfRegistration,
 		HarborVersion:    &d.HarborVersion,
 		BannerMessage:    &d.BannerMessage,
+		OIDCProviderName: &d.OIDCProviderName,
 	}
 	if d.AuthProxySettings != nil {
 		res.AuthproxySettings = &models.AuthproxySetting{