upgrade libs fix #1

go.mod

@@ -5,32 +5,19 @@ go 1.16
 require (
 	github.com/OpenIoTHub/iot-manager-grpc-api v0.0.45
 	github.com/OpenIoTHub/server-grpc-api v1.0.13
-	github.com/OpenIoTHub/utils v0.0.67
+	github.com/OpenIoTHub/utils v0.0.69
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
 	github.com/gomodule/redigo v2.0.0+incompatible
-	github.com/iotdevice/zeroconf v0.1.2 // indirect
-	github.com/klauspost/cpuid v1.3.0 // indirect
-	github.com/klauspost/reedsolomon v1.9.9 // indirect
-	github.com/libp2p/go-yamux v1.4.0
+	github.com/libp2p/go-yamux v1.4.1
 	github.com/miekg/dns v1.1.29 // indirect
-	github.com/mmcloughlin/avo v0.0.0-20200523190732-4439b6b2c061 // indirect
-	github.com/pkg/errors v0.9.1 // indirect
 	github.com/satori/go.uuid v1.2.1-0.20181028125025-b2ce2384e17b
-	github.com/templexxx/cpu v0.0.7 // indirect
 	github.com/templexxx/cpufeat v0.0.0-20180724012125-cef66df7f161 // indirect
 	github.com/templexxx/xor v0.0.0-20191217153810-f85b25db303b // indirect
-	github.com/tjfoc/gmsm v1.3.2 // indirect
 	github.com/urfave/cli/v2 v2.3.0
 	github.com/xtaci/kcp-go v5.4.20+incompatible
-	github.com/xtaci/kcp-go/v5 v5.5.14 // indirect
-	golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
-	golang.org/x/mod v0.3.0 // indirect
+	golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de
 	golang.org/x/net v0.0.0-20201027133719-8eef5233e2a1
-	golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a // indirect
-	golang.org/x/text v0.3.3 // indirect
-	golang.org/x/tools v0.0.0-20200702044944-0cc1aa72b347 // indirect
 	google.golang.org/grpc v1.33.1
-	google.golang.org/protobuf v1.25.0 // indirect
 	gopkg.in/yaml.v2 v2.3.0
 )
 

session/loadConfigFromIoTManager.go

@@ -18,7 +18,7 @@ const IoTManagerAddr = "iot-manager.iotserv.com:8881"
 func LoadConfigFromIoTManager() (err error) {
 	conn, err := grpc.Dial(IoTManagerAddr, grpc.WithInsecure())
 	if err != nil {
-		log.Println("grpc.Dial: %v", err)
+		log.Println("grpc.Dial:", err)
 		return
 	}
 	defer conn.Close()