tech(alerting): enforce POST for webhooks

pkg/models/notifications.go

@@ -13,11 +13,10 @@ type SendEmailCommand struct {
 }
 
 type SendWebhook struct {
-	Url          string
-	AuthUser     string
-	AuthPassword string
-	Body         string
-	Method       string
+	Url      string
+	User     string
+	Password string
+	Body     string
 }
 
 type SendResetPasswordEmailCommand struct {

pkg/services/alerting/notifier.go

@@ -66,18 +66,19 @@ func (this *EmailNotifier) Dispatch(alertResult *AlertResult) {
 }
 
 type WebhookNotifier struct {
-	Url          string
-	Method       string
-	AuthUser     string
-	AuthPassword string
-	log          log.Logger
+	Url      string
+	User     string
+	Password string
+	log      log.Logger
 }
 
 func (this *WebhookNotifier) Dispatch(alertResult *AlertResult) {
 	this.log.Info("Sending webhook")
 	cmd := &m.SendWebhook{
-		Url:    this.Url,
-		Method: this.Method,
+		Url:      this.Url,
+		User:     this.User,
+		Password: this.Password,
+		Body:     alertResult.Description,
 	}
 
 	bus.Dispatch(cmd)
@@ -130,10 +131,9 @@ var createNotifier = func(notificationType string, settings *simplejson.Json) No
 	}
 
 	return &WebhookNotifier{
-		Url:          settings.Get("url").MustString(),
-		Method:       settings.Get("method").MustString(),
-		AuthUser:     settings.Get("user").MustString(),
-		AuthPassword: settings.Get("password").MustString(),
-		log:          log.New("alerting.notification.webhook"),
+		Url:      settings.Get("url").MustString(),
+		User:     settings.Get("user").MustString(),
+		Password: settings.Get("password").MustString(),
+		log:      log.New("alerting.notification.webhook"),
 	}
 }

pkg/services/notifications/notifications.go

@@ -58,11 +58,10 @@ func Init() error {
 
 func sendWebhook(cmd *m.SendWebhook) error {
 	addToWebhookQueue(&Webhook{
-		Url:          cmd.Url,
-		AuthUser:     cmd.AuthUser,
-		AuthPassword: cmd.AuthPassword,
-		Method:       cmd.Method,
-		Body:         cmd.Body,
+		Url:      cmd.Url,
+		User:     cmd.User,
+		Password: cmd.Password,
+		Body:     cmd.Body,
 	})
 
 	return nil

pkg/services/notifications/webhook.go

 package notifications
 
 import (
+	"bytes"
 	"net/http"
 	"time"
 
 	"github.com/grafana/grafana/pkg/log"
+	"github.com/grafana/grafana/pkg/util"
 )
 
 type Webhook struct {
-	Url          string
-	AuthUser     string
-	AuthPassword string
-	Body         string
-	Method       string
+	Url      string
+	User     string
+	Password string
+	Body     string
 }
 
 var webhookQueue chan *Webhook
@@ -40,9 +41,14 @@ func processWebhookQueue() {
 func sendWebRequest(webhook *Webhook) error {
 	webhookLog.Error("Sending stuff! ", "url", webhook.Url)
 
-	client := http.Client{Timeout: time.Duration(3 * time.Second)}
+	client := http.Client{
+		Timeout: time.Duration(3 * time.Second),
+	}
 
-	request, err := http.NewRequest(webhook.Method, webhook.Url, nil /*io.reader*/)
+	request, err := http.NewRequest("POST", webhook.Url, bytes.NewReader([]byte(webhook.Body)))
+	if webhook.User != "" && webhook.Password != "" {
+		request.Header.Add("Authorization", util.GetBasicAuthHeader(webhook.User, webhook.Password))
+	}
 
 	if err != nil {
 		return err