fixed tcp collector

core/collectors.go

@@ -1,7 +1,6 @@
 package core
 
 import (
-	"bufio"
 	"fmt"
 	"git.timovolkmann.de/gyrogpsc/ublox"
 	"github.com/sirupsen/logrus"
@@ -212,18 +211,18 @@ func (t *tcpCollector) connectionHandler(conn net.Conn) {
 		conn.Close()
 	}()
 
-	sc := bufio.NewScanner(conn)
+	buf := make([]byte, 2048)
 	skipped := 0
 	//loop:
-	for sc.Scan() {
+	for {
 		// Read the incoming connection into the buffer.
-		res := append([]byte{}, sc.Bytes()...)
-		if err2 := sc.Err(); err2 != nil {
-			logrus.Warn("lost tcp link:", err2)
+		n, err := conn.Read(buf)
+		if err != nil {
+			fmt.Println("TCP error - reading from connection:", n, err.Error())
 			break
 		}
 		select {
-		case t.out <- res:
+		case t.out <- buf:
 			skipped = 0
 		default:
 			logrus.Traceln("skip collecting tcp messages")