fix a panic error

update gin-go

cmd/reflector.go

@@ -14,7 +14,7 @@ import (
 	"github.com/lbryio/reflector.go/meta"
 	"github.com/lbryio/reflector.go/reflector"
 	"github.com/lbryio/reflector.go/server/http"
-	http32 "github.com/lbryio/reflector.go/server/http3"
+	"github.com/lbryio/reflector.go/server/http3"
 	"github.com/lbryio/reflector.go/server/peer"
 	"github.com/lbryio/reflector.go/store"
 
@@ -123,7 +123,7 @@ func reflectorCmd(cmd *cobra.Command, args []string) {
 	}
 	defer peerServer.Shutdown()
 
-	http3PeerServer := http32.NewServer(underlyingStoreWithCaches, requestQueueSize)
+	http3PeerServer := http3.NewServer(underlyingStoreWithCaches, requestQueueSize)
 	err = http3PeerServer.Start(":" + strconv.Itoa(http3PeerPort))
 	if err != nil {
 		log.Fatal(err)
@@ -162,7 +162,7 @@ func initUpstreamStore() store.BlobStore {
 			Timeout: 30 * time.Second,
 		})
 	case "http3":
-		s = http32.NewStore(http32.StoreOpts{
+		s = http3.NewStore(http3.StoreOpts{
 			Address: upstreamReflector,
 			Timeout: 30 * time.Second,
 		})

go.mod

@@ -12,7 +12,7 @@ require (
 	github.com/c2h5oh/datasize v0.0.0-20200825124411-48ed595a09d2
 	github.com/davecgh/go-spew v1.1.1
 	github.com/ekyoung/gin-nice-recovery v0.0.0-20160510022553-1654dca486db
-	github.com/gin-gonic/gin v1.7.1
+	github.com/gin-gonic/gin v1.7.2
 	github.com/go-sql-driver/mysql v1.6.0
 	github.com/gogo/protobuf v1.2.1
 	github.com/golang/protobuf v1.5.2

go.sum

@@ -134,8 +134,8 @@ github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
-github.com/gin-gonic/gin v1.7.1 h1:qC89GU3p8TvKWMAVhEpmpB2CIb1hnqt2UdKZaP93mS8=
+github.com/gin-gonic/gin v1.7.2 h1:Tg03T9yM2xa8j6I3Z3oqLaQRSmKvxPd6g/2HJ6zICFA=
-github.com/gin-gonic/gin v1.7.1/go.mod h1:jD2toBW3GZUr5UMcdrwQA10I7RuaFOl/SGeDjXkfUtY=
+github.com/gin-gonic/gin v1.7.2/go.mod h1:jD2toBW3GZUr5UMcdrwQA10I7RuaFOl/SGeDjXkfUtY=
 github.com/gliderlabs/ssh v0.1.1/go.mod h1:U7qILu1NlMHj9FlMhZLlkCdDnU1DBEAqr0aevW3Awn0=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
 github.com/go-errors/errors v1.1.1 h1:ljK/pL5ltg3qoN+OtN6yCv9HWSfMwxSx90GJCZQxYNg=

server/http/routes.go

@@ -12,6 +12,7 @@ import (
 	"github.com/lbryio/lbry.go/v2/extras/errors"
 
 	"github.com/gin-gonic/gin"
+	log "github.com/sirupsen/logrus"
 )
 
 func (s *Server) getBlob(c *gin.Context) {
@@ -22,6 +23,11 @@ func (s *Server) getBlob(c *gin.Context) {
 }
 
 func (s *Server) HandleGetBlob(c *gin.Context) {
+	defer func() {
+		if r := recover(); r != nil {
+			log.Errorf("Recovered from panic: %v", r)
+		}
+	}()
 	start := time.Now()
 	hash := c.Query("hash")
 

server/http/server.go

@@ -43,11 +43,15 @@ func (s *Server) Shutdown() {
 // Start starts the server listener to handle connections.
 func (s *Server) Start(address string) error {
 	gin.SetMode(gin.ReleaseMode)
-	router := gin.Default()
+	router := gin.New()
-	router.GET("/blob", s.getBlob)
+	router.Use(gin.Logger())
-	router.HEAD("/blob", s.hasBlob)
 	// Install nice.Recovery, passing the handler to call after recovery
 	router.Use(nice.Recovery(s.recoveryHandler))
+	router.GET("/blob", s.getBlob)
+	router.GET("/", func(c *gin.Context) {
+		panic("woops")
+	})
+	router.HEAD("/blob", s.hasBlob)
 	srv := &http.Server{
 		Addr:    address,
 		Handler: router,