Adds Sentry middleware

sentry/recovery.go

@@ -0,0 +1,34 @@
+package sentry
+
+import (
+	"errors"
+	"fmt"
+	"github.com/getsentry/raven-go"
+	"github.com/gin-gonic/gin"
+	"net/http"
+	"runtime/debug"
+)
+
+func Recovery(client *raven.Client, onlyCrashes bool) gin.HandlerFunc {
+	return func(c *gin.Context) {
+		defer func() {
+			flags := map[string]string{
+				"endpoint": c.Req.RequestURI,
+			}
+			if rval := recover(); rval != nil {
+				debug.PrintStack()
+				rvalStr := fmt.Sprint(rval)
+				packet := raven.NewPacket(rvalStr, raven.NewException(errors.New(rvalStr), raven.NewStacktrace(2, 3, nil)))
+				client.Capture(packet, flags)
+				c.Writer.WriteHeader(http.StatusInternalServerError)
+			}
+			if !onlyCrashes {
+				for _, item := range c.Errors {
+					packet := raven.NewPacket(item.Message, &raven.Message{item.Message, []interface{}{item.Meta}})
+					client.Capture(packet, flags)
+				}
+			}
+		}()
+		c.Next()
+	}
+}