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Improve listeners and handlers (#350)

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* improve listeners and handlers

* add to route handlers

* separate create/delete/update events

* removed useless interface
This commit is contained in:
Pedro Nasser
2016-11-28 21:00:12 -02:00
committed by C Cirello
parent 308cb25ba2
commit 2c56e7975d
8 changed files with 149 additions and 37 deletions
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4
api/server/apps_create.go
View File

@@ -34,7 +34,7 @@ func (s *Server) handleAppCreate(c *gin.Context) {
return
}
err = Api.FireBeforeAppUpdate(ctx, wapp.App)
err = Api.FireBeforeAppCreate(ctx, wapp.App)
if err != nil {
log.WithError(err).Errorln(models.ErrAppsCreate)
c.JSON(http.StatusInternalServerError, simpleError(err))
@@ -48,7 +48,7 @@ func (s *Server) handleAppCreate(c *gin.Context) {
return
}
err = Api.FireAfterAppUpdate(ctx, wapp.App)
err = Api.FireAfterAppCreate(ctx, wapp.App)
if err != nil {
log.WithError(err).Errorln(models.ErrAppsCreate)
c.JSON(http.StatusInternalServerError, simpleError(err))

16
api/server/apps_delete.go
View File

@@ -28,11 +28,25 @@ func handleAppDelete(c *gin.Context) {
return
}
if err := Api.Datastore.RemoveApp(ctx, appName); err != nil {
err = Api.FireAfterAppDelete(ctx, appName)
if err != nil {
log.WithError(err).Errorln(models.ErrAppsRemoving)
c.JSON(http.StatusInternalServerError, simpleError(err))
return
}
if err = Api.Datastore.RemoveApp(ctx, appName); err != nil {
log.WithError(err).Debug(models.ErrAppsRemoving)
c.JSON(http.StatusInternalServerError, simpleError(models.ErrAppsRemoving))
return
}
err = Api.FireAfterAppDelete(ctx, appName)
if err != nil {
log.WithError(err).Errorln(models.ErrAppsRemoving)
c.JSON(http.StatusInternalServerError, simpleError(err))
return
}
c.JSON(http.StatusOK, gin.H{"message": "App deleted"})
}

15
api/server/apps_update.go
View File

@@ -29,6 +29,14 @@ func handleAppUpdate(c *gin.Context) {
}
wapp.App.Name = c.Param("app")
err = Api.FireAfterAppUpdate(ctx, wapp.App)
if err != nil {
log.WithError(err).Errorln(models.ErrAppsUpdate)
c.JSON(http.StatusInternalServerError, simpleError(err))
return
}
app, err := Api.Datastore.UpdateApp(ctx, wapp.App)
if err != nil {
log.WithError(err).Debug(models.ErrAppsUpdate)
@@ -36,6 +44,13 @@ func handleAppUpdate(c *gin.Context) {
return
}
err = Api.FireAfterAppUpdate(ctx, wapp.App)
if err != nil {
log.WithError(err).Errorln(models.ErrAppsUpdate)
c.JSON(http.StatusInternalServerError, simpleError(err))
return
}
wapp.App = app
// Nothing to update right now in apps

82
api/server/listeners.go Normal file
View File

@@ -0,0 +1,82 @@
package server
import (
"context"
"github.com/iron-io/functions/api/ifaces"
"github.com/iron-io/functions/api/models"
)
// AddAppCreateListener adds a listener that will be notified on App created.
func (s *Server) AddAppCreateListener(listener ifaces.AppCreateListener) {
s.AppCreateListeners = append(s.AppCreateListeners, listener)
}
// AddAppUpdateListener adds a listener that will be notified on App updated.
func (s *Server) AddAppUpdateListener(listener ifaces.AppUpdateListener) {
s.AppUpdateListeners = append(s.AppUpdateListeners, listener)
}
// AddAppDeleteListener adds a listener that will be notified on App deleted.
func (s *Server) AddAppDeleteListener(listener ifaces.AppDeleteListener) {
s.AppDeleteListeners = append(s.AppDeleteListeners, listener)
}
func (s *Server) FireBeforeAppCreate(ctx context.Context, app *models.App) error {
for _, l := range s.AppCreateListeners {
err := l.BeforeAppCreate(ctx, app)
if err != nil {
return err
}
}
return nil
}
func (s *Server) FireAfterAppCreate(ctx context.Context, app *models.App) error {
for _, l := range s.AppCreateListeners {
err := l.AfterAppCreate(ctx, app)
if err != nil {
return err
}
}
return nil
}
func (s *Server) FireBeforeAppUpdate(ctx context.Context, app *models.App) error {
for _, l := range s.AppUpdateListeners {
err := l.BeforeAppUpdate(ctx, app)
if err != nil {
return err
}
}
return nil
}
func (s *Server) FireAfterAppUpdate(ctx context.Context, app *models.App) error {
for _, l := range s.AppUpdateListeners {
err := l.AfterAppUpdate(ctx, app)
if err != nil {
return err
}
}
return nil
}
func (s *Server) FireBeforeAppDelete(ctx context.Context, appName string) error {
for _, l := range s.AppDeleteListeners {
err := l.BeforeAppDelete(ctx, appName)
if err != nil {
return err
}
}
return nil
}
func (s *Server) FireAfterAppDelete(ctx context.Context, appName string) error {
for _, l := range s.AppDeleteListeners {
err := l.AfterAppDelete(ctx, appName)
if err != nil {
return err
}
}
return nil
}

39
api/server/server.go
View File

@@ -25,12 +25,14 @@ import (
var Api *Server
type Server struct {
Runner *runner.Runner
Router *gin.Engine
MQ models.MessageQueue
AppListeners []ifaces.AppListener
SpecialHandlers []ifaces.SpecialHandler
Enqueue models.Enqueue
Runner *runner.Runner
Router *gin.Engine
MQ models.MessageQueue
AppCreateListeners []ifaces.AppCreateListener
AppUpdateListeners []ifaces.AppUpdateListener
AppDeleteListeners []ifaces.AppDeleteListener
SpecialHandlers []ifaces.SpecialHandler
Enqueue models.Enqueue
tasks chan task.Request
@@ -94,31 +96,6 @@ func (s *Server) primeCache(ctx context.Context) {
logrus.Info("cached prime")
}
// AddAppListener adds a listener that will be notified on App changes.
func (s *Server) AddAppListener(listener ifaces.AppListener) {
s.AppListeners = append(s.AppListeners, listener)
}
func (s *Server) FireBeforeAppUpdate(ctx context.Context, app *models.App) error {
for _, l := range s.AppListeners {
err := l.BeforeAppUpdate(ctx, app)
if err != nil {
return err
}
}
return nil
}
func (s *Server) FireAfterAppUpdate(ctx context.Context, app *models.App) error {
for _, l := range s.AppListeners {
err := l.AfterAppUpdate(ctx, app)
if err != nil {
return err
}
}
return nil
}
func (s *Server) AddSpecialHandler(handler ifaces.SpecialHandler) {
s.SpecialHandlers = append(s.SpecialHandlers, handler)
}

6
api/server/special_handler_context.go
View File

@@ -3,6 +3,7 @@ package server
import (
"net/http"
"context"
"github.com/gin-gonic/gin"
"github.com/iron-io/functions/api/models"
)
@@ -12,6 +13,11 @@ type SpecialHandlerContext struct {
ginContext *gin.Context
}
func (c *SpecialHandlerContext) Context() context.Context {
ctx, _ := c.ginContext.Get("ctx")
return ctx.(context.Context)
}
func (c *SpecialHandlerContext) Request() *http.Request {
return c.ginContext.Request
}