update reva and refactor config

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

storage/pkg/flagset/sharing.go

@@ -26,29 +26,15 @@ func SharingWithConfig(cfg *config.Config) []cli.Flag {
 			Name:        "network",
 			Value:       "tcp",
 			Usage:       "Network to use for the storage service, can be 'tcp', 'udp' or 'unix'",
-			EnvVars:     []string{"STORAGE_SHARING_NETWORK"},
-			Destination: &cfg.Reva.Sharing.Network,
-		},
-		&cli.StringFlag{
-			Name:        "protocol",
-			Value:       "grpc",
-			Usage:       "protocol for storage service, can be 'http' or 'grpc'",
-			EnvVars:     []string{"STORAGE_SHARING_PROTOCOL"},
-			Destination: &cfg.Reva.Sharing.Protocol,
+			EnvVars:     []string{"STORAGE_SHARING_GRPC_NETWORK"},
+			Destination: &cfg.Reva.Sharing.GRPCNetwork,
 		},
 		&cli.StringFlag{
 			Name:        "addr",
 			Value:       "0.0.0.0:9150",
 			Usage:       "Address to bind storage service",
-			EnvVars:     []string{"STORAGE_SHARING_ADDR"},
-			Destination: &cfg.Reva.Sharing.Addr,
-		},
-		&cli.StringFlag{
-			Name:        "url",
-			Value:       "localhost:9150",
-			Usage:       "URL to use for the storage service",
-			EnvVars:     []string{"STORAGE_SHARING_URL"},
-			Destination: &cfg.Reva.Sharing.URL,
+			EnvVars:     []string{"STORAGE_SHARING_GRPC_ADDR"},
+			Destination: &cfg.Reva.Sharing.GRPCAddr,
 		},
 		&cli.StringSliceFlag{
 			Name:    "service",