Cleanup logs

cmd/ck-server/ck-server.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bytes"
+	"encoding/base64"
 	"flag"
 	"fmt"
 	"io"
@@ -99,6 +100,9 @@ func dispatchConnection(conn net.Conn, sta *server.State) {
 		return nil
 	}
 
+	// adminUID can use the server as normal with unlimited QoS credits. The adminUID is not
+	// added to the userinfo database. The distinction between going into the admin mode
+	// and normal proxy mode is that sessionID needs == 0 for admin mode
 	if bytes.Equal(UID, sta.AdminUID) && sessionID == 0 {
 		err = finishHandshake()
 		if err != nil {
@@ -155,14 +159,13 @@ func dispatchConnection(conn net.Conn, sta *server.State) {
 		sesh.AddConnection(conn)
 		return
 	} else {
-		log.Printf("UID: %x\n", UID)
+		log.Printf("New session from UID:%v, sessionID:%v\n", base64.StdEncoding.EncodeToString(UID), sessionID)
 		sesh.AddConnection(conn)
 		for {
 			newStream, err := sesh.AcceptStream()
 			if err != nil {
-				log.Printf("Failed to get new stream: %v\n", err)
 				if err == mux.ErrBrokenSession {
-					log.Printf("Session closed: %x:%v\n", UID, sessionID)
+					log.Printf("Session closed for UID:%v, sessionID:%v\n", base64.StdEncoding.EncodeToString(UID), sessionID)
 					user.DelSession(sessionID)
 					return
 				} else {

internal/multiplex/frameSorter.go

@@ -2,7 +2,7 @@ package multiplex
 
 import (
 	"container/heap"
-	"log"
+	//"log"
 )
 
 // The data is multiplexed through several TCP connections, therefore the
@@ -66,8 +66,8 @@ func (s *Stream) recvNewFrame() {
 			return
 		case f = <-s.newFrameCh:
 		}
-		if f == nil {
-			log.Println("nil frame")
+		if f == nil { // This shouldn't happen
+			//log.Println("nil frame")
 			continue
 		}
 

internal/multiplex/session.go

@@ -2,7 +2,7 @@ package multiplex
 
 import (
 	"errors"
-	"log"
+	//"log"
 	"net"
 	"sync"
 	"sync/atomic"
@@ -74,7 +74,7 @@ func (sesh *Session) OpenStream() (*Stream, error) {
 	sesh.streamsM.Lock()
 	sesh.streams[id] = stream
 	sesh.streamsM.Unlock()
-	log.Printf("Opening stream %v\n", id)
+	//log.Printf("Opening stream %v\n", id)
 	return stream, nil
 }
 
@@ -113,7 +113,7 @@ func (sesh *Session) getStream(id uint32, closingFrame bool) *Stream {
 			stream = makeStream(id, sesh)
 			sesh.streams[id] = stream
 			sesh.acceptCh <- stream
-			log.Printf("Adding stream %v\n", id)
+			//log.Printf("Adding stream %v\n", id)
 			sesh.streamsM.Unlock()
 			return stream
 		}

internal/multiplex/stream.go

@@ -2,7 +2,7 @@ package multiplex
 
 import (
 	"errors"
-	"log"
+	//"log"
 	"math"
 	prand "math/rand"
 	"sync"
@@ -68,7 +68,6 @@ func (stream *Stream) Read(buf []byte) (n int, err error) {
 			return 0, ErrBrokenStream
 		}
 		if len(buf) < len(data) {
-			log.Println(len(data))
 			return 0, errors.New("buf too small")
 		}
 		copy(buf, data)
@@ -113,7 +112,7 @@ func (stream *Stream) Write(in []byte) (n int, err error) {
 func (stream *Stream) passiveClose() {
 	stream.heliumMask.Do(func() { close(stream.die) })
 	stream.session.delStream(stream.id)
-	log.Printf("%v passive closing\n", stream.id)
+	//log.Printf("%v passive closing\n", stream.id)
 }
 
 // active close. Close locally and tell the remote that this stream is being closed
@@ -143,7 +142,7 @@ func (stream *Stream) Close() error {
 	stream.session.sb.send(tlsRecord)
 
 	stream.session.delStream(stream.id)
-	log.Printf("%v actively closed\n", stream.id)
+	//log.Printf("%v actively closed\n", stream.id)
 	stream.writingM.Unlock()
 	return nil
 }

internal/multiplex/switchboard.go

@@ -132,7 +132,7 @@ func (sb *switchboard) deplex(ce *connEnclave) {
 		n, err := sb.session.obfsedRead(ce.remoteConn, buf)
 		sb.rxWait(n)
 		if err != nil {
-			log.Println(err)
+			//log.Println(err)
 			go ce.remoteConn.Close()
 			sb.removeConn(ce)
 			return

internal/server/auth.go

@@ -52,7 +52,7 @@ func TouchStone(ch *ClientHello, sta *State) (isSS bool, UID []byte, sessionID u
 	}
 	UID, sessionID, err := decryptSessionTicket(sta.staticPv, ticket)
 	if err != nil {
-		log.Printf("ts: %v\n", err)
+		log.Printf("Decryptin SessionTicket: %v\n", err)
 		return false, nil, 0
 	}
 	isSS = validateRandom(ch.random, UID, sta.Now().Unix())

internal/server/usermanager/controller.go

@@ -56,10 +56,10 @@ func (c *controller) HandleRequest(req []byte) (resp []byte, err error) {
 	}
 	plain, err := c.checkAndDecrypt(req)
 	if err == ErrInvalidMac {
-		log.Printf("!!!CONTROL MESSAGE AND HMAC MISMATCH!!!\n raw request:\n%x\ndecrypted msg:\n%x", req, plain)
+		log.Printf("!!!CONTROL MESSAGE AND HMAC MISMATCH!!!\naUID:%x\nraw request:\n%x\ndecrypted msg:\n%x", c.adminUID, req, plain)
 		return nil, err
 	} else if err != nil {
-		log.Println(err)
+		log.Printf("aUID:%x\n,err:%v\n", c.adminUID, err)
 		return c.respond([]byte(err.Error())), nil
 	}
 

internal/server/usermanager/user.go

@@ -2,7 +2,6 @@ package usermanager
 
 import (
 	"errors"
-	"log"
 	"net"
 	"sync"
 	"sync/atomic"
@@ -91,7 +90,6 @@ func (u *User) GetSession(sessionID uint32, obfs mux.Obfser, deobfs mux.Deobfser
 			u.sessionsM.Unlock()
 			return nil, false, errors.New("SessionsCap reached")
 		}
-		log.Printf("Creating session %v\n", sessionID)
 		sesh = mux.MakeSession(sessionID, u.valve, obfs, deobfs, obfsedRead)
 		u.sessions[sessionID] = sesh
 		u.sessionsM.Unlock()