implemented patching frontend descriptions (#834)

controller/controller.go

@@ -87,6 +87,7 @@ func Run(inCfg *config.Config) error {
 	api.ShareShareHandler = newShareHandler()
 	api.ShareUnaccessHandler = newUnaccessHandler()
 	api.ShareUnshareHandler = newUnshareHandler()
+	api.ShareUpdateAccessHandler = newUpdateAccessHandler()
 	api.ShareUpdateShareHandler = newUpdateShareHandler()
 
 	if err := controllerStartup(); err != nil {

controller/updateAccess.go

@@ -0,0 +1,66 @@
+package controller
+
+import (
+	"github.com/go-openapi/runtime/middleware"
+	"github.com/openziti/zrok/rest_model_zrok"
+	"github.com/openziti/zrok/rest_server_zrok/operations/share"
+	"github.com/sirupsen/logrus"
+)
+
+type updateAccessHandler struct{}
+
+func newUpdateAccessHandler() *updateAccessHandler {
+	return &updateAccessHandler{}
+}
+
+func (h *updateAccessHandler) Handle(params share.UpdateAccessParams, principal *rest_model_zrok.Principal) middleware.Responder {
+	feToken := params.Body.FrontendToken
+	desc := params.Body.Description
+
+	trx, err := str.Begin()
+	if err != nil {
+		logrus.Errorf("error starting transaction: %v", err)
+		return share.NewUpdateAccessInternalServerError()
+	}
+	defer func() { _ = trx.Rollback() }()
+
+	fe, err := str.FindFrontendWithToken(feToken, trx)
+	if err != nil {
+		logrus.Errorf("error finding frontend with token '%v': %v", feToken, err)
+		return share.NewUpdateAccessNotFound()
+	}
+
+	envs, err := str.FindEnvironmentsForAccount(int(principal.ID), trx)
+	if err != nil {
+		logrus.Errorf("error finding environments for account '%v': %v", principal.Email, err)
+	}
+
+	envMatched := false
+	for _, env := range envs {
+		if fe.EnvironmentId != nil && env.Id == *fe.EnvironmentId {
+			envMatched = true
+			break
+		}
+	}
+	if !envMatched {
+		logrus.Errorf("account '%v' does not own frontend '%v'", principal.Email, feToken)
+		return share.NewUpdateAccessNotFound()
+	}
+
+	if desc != "" {
+		fe.Description = &desc
+	} else {
+		fe.Description = nil
+	}
+	if err := str.UpdateFrontend(fe, trx); err != nil {
+		logrus.Errorf("error updating frontend '%v': %v", feToken, err)
+		return share.NewUpdateAccessInternalServerError()
+	}
+
+	if err := trx.Commit(); err != nil {
+		logrus.Errorf("error committing transaction for frontend '%v': %v", feToken, err)
+		return share.NewUpdateAccessInternalServerError()
+	}
+
+	return share.NewUpdateAccessOK()
+}