Merge pull request #30 from dubbo-x/issue29

Fix issue29: skip the log output of EOF error

.gitignore

@@ -19,6 +19,4 @@ classes
 # vim
 *.swp
 
-# go.sum
-# Gopkg.lock
-# vendor/
+vendor/

.travis.yml

@@ -5,7 +5,9 @@ go:
   - "1.12"
   - "1.13"
 
+env:
+  - GO111MODULE=on
+
 script:
   - go fmt ./... && [[ -z `git status -s` ]]
-  - GO111MODULE=on && go mod vendor && go test ./... -bench . -race -v
-
+  - go mod vendor && go test ./... -bench . -race -v

session.go

@@ -12,6 +12,7 @@ package getty
 import (
 	"bytes"
 	"fmt"
+	"io"
 	"net"
 	"runtime"
 	"sync"
@@ -524,7 +525,7 @@ func (s *session) handleLoop() {
 
 		grNum := atomic.AddInt32(&(s.grNum), -1)
 		s.listener.OnClose(s)
-		log.Info("%s, [session.handleLoop] goroutine exit now, left gr num %d", s.Stat(), grNum)
+		log.Infof("%s, [session.handleLoop] goroutine exit now, left gr num %d", s.Stat(), grNum)
 		s.gc()
 	}()
 
@@ -720,6 +721,11 @@ func (s *session) handleTCPPackage() error {
 				if netError, ok = perrors.Cause(err).(net.Error); ok && netError.Timeout() {
 					break
 				}
+				if perrors.Cause(err) == io.EOF {
+					err = nil
+					exit = true
+					break
+				}
 				log.Errorf("%s, [session.conn.read] = error:%+v", s.sessionToken(), err)
 				exit = true
 			}