调整

server/file.go

@@ -84,9 +84,9 @@ func (s *Csv) StoreTasksToCsv() {
 	writer.Flush()
 }
 
-func (s *Csv) LoadTaskFromCsv() {
+func (s *Csv) openFile(path string) ([][]string, error) {
 	// 打开文件
-	file, err := os.Open(beego.AppPath + "/conf/tasks.csv")
+	file, err := os.Open(path)
 	if err != nil {
 		panic(err)
 	}
@@ -99,28 +99,31 @@ func (s *Csv) LoadTaskFromCsv() {
 	reader.FieldsPerRecord = -1
 
 	// 读取文件中所有行保存到slice中
-	records, err := reader.ReadAll()
+	return reader.ReadAll()
+}
+
+func (s *Csv) LoadTaskFromCsv() {
+	path := beego.AppPath + "/conf/tasks.csv"
+	records, err := s.openFile(path)
 	if err != nil {
-		panic(err)
+		log.Fatal("配置文件打开错误:", path)
 	}
 	var tasks []*ServerConfig
 	// 将每一行数据保存到内存slice中
 	for _, item := range records {
-		tcpPort, _ := strconv.Atoi(item[0])
-		Start, _ := strconv.Atoi(item[7])
 		post := &ServerConfig{
-			TcpPort:        tcpPort,
+			TcpPort:        utils.GetIntNoErrByStr(item[0]),
 			Mode:           item[1],
 			Target:         item[2],
 			VerifyKey:      item[3],
 			U:              item[4],
 			P:              item[5],
 			Compress:       item[6],
-			Start:          Start,
+			Start:          utils.GetIntNoErrByStr(item[7]),
 			Crypt:          utils.GetBoolByStr(item[8]),
 			Mux:            utils.GetBoolByStr(item[9]),
-			CompressEncode: utils.GetIntNoerrByStr(item[10]),
-			CompressDecode: utils.GetIntNoerrByStr(item[11]),
+			CompressEncode: utils.GetIntNoErrByStr(item[10]),
+			CompressDecode: utils.GetIntNoErrByStr(item[11]),
 		}
 		tasks = append(tasks, post)
 	}
@@ -214,23 +217,10 @@ func (s *Csv) StoreHostToCsv() {
 }
 
 func (s *Csv) LoadHostFromCsv() {
-	// 打开文件
-	file, err := os.Open(beego.AppPath + "/conf/hosts.csv")
+	path := beego.AppPath + "/conf/hosts.csv"
+	records, err := s.openFile(path)
 	if err != nil {
-		panic(err)
-	}
-	defer file.Close()
-
-	// 获取csv的reader
-	reader := csv.NewReader(file)
-
-	// 设置FieldsPerRecord为-1
-	reader.FieldsPerRecord = -1
-
-	// 读取文件中所有行保存到slice中
-	records, err := reader.ReadAll()
-	if err != nil {
-		panic(err)
+		log.Fatal("配置文件打开错误:", path)
 	}
 	var hosts []*HostList
 	// 将每一行数据保存到内存slice中

server/process.go

@@ -0,0 +1,99 @@
+package server
+
+import (
+	"bufio"
+	"github.com/cnlh/easyProxy/utils"
+	"log"
+	"net/http"
+	"net/http/httputil"
+	"sync"
+)
+
+type process func(c *utils.Conn, s *TunnelModeServer) error
+
+//tcp隧道模式
+func ProcessTunnel(c *utils.Conn, s *TunnelModeServer) error {
+	_, _, rb, err, r := c.GetHost()
+	if err == nil {
+		if err := s.auth(r, c, s.config.U, s.config.P); err != nil {
+			return err
+		}
+	}
+	return s.dealClient(c, s.config, s.config.Target, "", rb)
+}
+
+//http代理模式
+func ProcessHttp(c *utils.Conn, s *TunnelModeServer) error {
+	method, addr, rb, err, r := c.GetHost()
+	if err != nil {
+		log.Println(err)
+		c.Close()
+		return err
+	}
+	if err := s.auth(r, c, s.config.U, s.config.P); err != nil {
+		return err
+	}
+	return s.dealClient(c, s.config, addr, method, rb)
+}
+
+//多客户端域名代理
+func ProcessHost(c *utils.Conn, s *TunnelModeServer) error {
+	var (
+		isConn = true
+		link   *utils.Conn
+		cnf    *ServerConfig
+		host   *HostList
+		wg     sync.WaitGroup
+	)
+	for {
+		r, err := http.ReadRequest(bufio.NewReader(c))
+		if err != nil {
+			break
+		}
+		//首次获取conn
+		if isConn {
+			isConn = false
+			if host, cnf, err = GetKeyByHost(r.Host); err != nil {
+				log.Printf("the host %s is not found !", r.Host)
+				break
+			}
+
+			if err = s.auth(r, c, cnf.U, cnf.P); err != nil {
+				break
+			}
+
+			if link, err = s.GetTunnelAndWriteHost(utils.CONN_TCP, cnf, host.Target); err != nil {
+				log.Println("get bridge tunnel error: ", err)
+				break
+			}
+
+			if flag, err := link.ReadFlag(); err != nil || flag == utils.CONN_ERROR {
+				log.Printf("the host %s connection to %s error", r.Host, host.Target)
+				break
+			} else {
+				wg.Add(1)
+				go func() {
+					utils.Relay(c.Conn, link.Conn, cnf.CompressDecode, cnf.Crypt, cnf.Mux)
+					wg.Done()
+				}()
+			}
+		}
+		utils.ChangeHostAndHeader(r, host.HostChange, host.HeaderChange, c.Conn.RemoteAddr().String())
+		b, err := httputil.DumpRequest(r, true)
+		if err != nil {
+			break
+		}
+		if _, err := link.WriteTo(b, cnf.CompressEncode, cnf.Crypt); err != nil {
+			break
+		}
+	}
+	wg.Wait()
+	if cnf != nil && cnf.Mux && link != nil {
+		link.WriteTo([]byte(utils.IO_EOF), cnf.CompressEncode, cnf.Crypt)
+		s.bridge.ReturnTunnel(link, getverifyval(cnf.VerifyKey))
+	} else if link != nil {
+		link.Close()
+	}
+	c.Close()
+	return nil
+}

server/socks5.go

@@ -46,10 +46,9 @@ const (
 )
 
 type Sock5ModeServer struct {
-	bridge   *bridge.Tunnel
+	server
 	isVerify bool
 	listener net.Listener
-	config   *ServerConfig
 }
 
 //req
@@ -136,26 +135,24 @@ func (s *Sock5ModeServer) doConnect(c net.Conn, command uint8) (proxyConn *utils
 	binary.Read(c, binary.BigEndian, &port)
 	// connect to host
 	addr := net.JoinHostPort(host, strconv.Itoa(int(port)))
-	client, err := s.bridge.GetTunnel(getverifyval(s.config.VerifyKey), s.config.CompressEncode, s.config.CompressDecode, s.config.Crypt, s.config.Mux)
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	s.sendReply(c, succeeded)
 	var ltype string
 	if command == associateMethod {
 		ltype = utils.CONN_UDP
 	} else {
 		ltype = utils.CONN_TCP
 	}
-	_, err = client.WriteHost(ltype, addr)
+	if proxyConn, err = s.GetTunnelAndWriteHost(ltype, s.config, addr); err != nil {
+		log.Println("get bridge tunnel error: ", err)
+		return
+	}
+	s.sendReply(c, succeeded)
 	var flag string
-	if flag, err = client.ReadFlag(); err == nil {
+	if flag, err = proxyConn.ReadFlag(); err == nil {
 		if flag != utils.CONN_SUCCESS {
 			err = errors.New("conn failed")
 		}
 	}
-	return client, err
+	return
 }
 
 //conn

server/tcp.go

@@ -1,7 +1,6 @@
 package server
 
 import (
-	"bufio"
 	"errors"
 	"fmt"
 	"github.com/astaxie/beego"
@@ -10,17 +9,31 @@ import (
 	"log"
 	"net"
 	"net/http"
-	"net/http/httputil"
 	"strings"
-	"sync"
 )
 
-type process func(c *utils.Conn, s *TunnelModeServer) error
+//server base struct
+type server struct {
+	bridge *bridge.Tunnel
+	config *ServerConfig
+}
+
+func (s *server) GetTunnelAndWriteHost(connType string, cnf *ServerConfig, addr string) (*utils.Conn, error) {
+	var err error
+	link, err := s.bridge.GetTunnel(getverifyval(cnf.VerifyKey), cnf.CompressEncode, cnf.CompressDecode, cnf.Crypt, cnf.Mux)
+	if err != nil {
+		return nil, err
+	}
+	if _, err = link.WriteHost(connType, addr); err != nil {
+		link.Close()
+		return nil, err
+	}
+	return link, nil
+}
 
 type TunnelModeServer struct {
+	server
 	process  process
-	bridge   *bridge.Tunnel
-	config   *ServerConfig
 	listener *net.TCPListener
 }
 
@@ -64,10 +77,6 @@ func (s *TunnelModeServer) auth(r *http.Request, c *utils.Conn, u, p string) err
 	return nil
 }
 
-func (s *TunnelModeServer) dealClient2(c *utils.Conn, cnf *ServerConfig, addr string, method string, rb []byte) error {
-	return nil
-}
-
 //与客户端建立通道
 func (s *TunnelModeServer) dealClient(c *utils.Conn, cnf *ServerConfig, addr string, method string, rb []byte) error {
 	var link *utils.Conn
@@ -77,7 +86,7 @@ func (s *TunnelModeServer) dealClient(c *utils.Conn, cnf *ServerConfig, addr str
 			s.bridge.ReturnTunnel(link, getverifyval(cnf.VerifyKey))
 		}
 	}()
-	if link, err = s.GetTunnelAndWriteHost(c, cnf, addr); err != nil {
+	if link, err = s.GetTunnelAndWriteHost(utils.CONN_TCP, cnf, addr); err != nil {
 		log.Println("get bridge tunnel error: ", err)
 		return err
 	}
@@ -99,109 +108,9 @@ func (s *TunnelModeServer) Close() error {
 	return s.listener.Close()
 }
 
-func (s *TunnelModeServer) GetTunnelAndWriteHost(c *utils.Conn, cnf *ServerConfig, addr string) (*utils.Conn, error) {
-	var err error
-	link, err := s.bridge.GetTunnel(getverifyval(cnf.VerifyKey), cnf.CompressEncode, cnf.CompressDecode, cnf.Crypt, cnf.Mux)
-	if err != nil {
-		return nil, err
-	}
-	if _, err = link.WriteHost(utils.CONN_TCP, addr); err != nil {
-		link.Close()
-		return nil, err
-	}
-	return link, nil
-}
-
-//tcp隧道模式
-func ProcessTunnel(c *utils.Conn, s *TunnelModeServer) error {
-	_, _, rb, err, r := c.GetHost()
-	if err == nil {
-		if err := s.auth(r, c, s.config.U, s.config.P); err != nil {
-			return err
-		}
-	}
-	return s.dealClient(c, s.config, s.config.Target, "", rb)
-}
-
-//http代理模式
-func ProcessHttp(c *utils.Conn, s *TunnelModeServer) error {
-	method, addr, rb, err, r := c.GetHost()
-	if err != nil {
-		log.Println(err)
-		c.Close()
-		return err
-	}
-	if err := s.auth(r, c, s.config.U, s.config.P); err != nil {
-		return err
-	}
-	return s.dealClient(c, s.config, addr, method, rb)
-}
-
-//多客户端域名代理
-func ProcessHost(c *utils.Conn, s *TunnelModeServer) error {
-	var (
-		isConn = true
-		link   *utils.Conn
-		cnf    *ServerConfig
-		host   *HostList
-		wg     sync.WaitGroup
-	)
-	for {
-		r, err := http.ReadRequest(bufio.NewReader(c))
-		if err != nil {
-			break
-		}
-		//首次获取conn
-		if isConn {
-			isConn = false
-			if host, cnf, err = GetKeyByHost(r.Host); err != nil {
-				log.Printf("the host %s is not found !", r.Host)
-				break
-			}
-
-			if err = s.auth(r, c, cnf.U, cnf.P); err != nil {
-				break
-			}
-
-			if link, err = s.GetTunnelAndWriteHost(c, cnf, host.Target); err != nil {
-				log.Println("get bridge tunnel error: ", err)
-				break
-			}
-
-			if flag, err := link.ReadFlag(); err != nil || flag == utils.CONN_ERROR {
-				log.Printf("the host %s connection to %s error", r.Host, host.Target)
-				break
-			} else {
-				wg.Add(1)
-				go func() {
-					utils.Relay(c.Conn, link.Conn, cnf.CompressDecode, cnf.Crypt, cnf.Mux)
-					wg.Done()
-				}()
-			}
-		}
-		utils.ChangeHostAndHeader(r, host.HostChange, host.HeaderChange, c.Conn.RemoteAddr().String())
-		b, err := httputil.DumpRequest(r, true)
-		if err != nil {
-			break
-		}
-		if _, err := link.WriteTo(b, cnf.CompressEncode, cnf.Crypt); err != nil {
-			break
-		}
-	}
-	wg.Wait()
-	if cnf != nil && cnf.Mux && link != nil {
-		link.WriteTo([]byte(utils.IO_EOF), cnf.CompressEncode, cnf.Crypt)
-		s.bridge.ReturnTunnel(link, getverifyval(cnf.VerifyKey))
-	} else if link != nil {
-		link.Close()
-	}
-	c.Close()
-	return nil
-}
-
 //web管理方式
 type WebServer struct {
-	bridge *bridge.Tunnel
+	server
 }
 
 //开始
@@ -222,7 +131,7 @@ func NewWebServer(bridge *bridge.Tunnel) *WebServer {
 
 //host
 type HostServer struct {
-	config *ServerConfig
+	server
 }
 
 //开始

utils/util.go

@@ -76,7 +76,7 @@ func GetCompressType(compress string) (int, int) {
 }
 
 //通过host获取对应的ip地址
-func Gethostbyname(hostname string) string {
+func GetHostByName(hostname string) string {
 	if !DomainCheck(hostname) {
 		return hostname
 	}
@@ -140,16 +140,17 @@ func GetStrByBool(b bool) string {
 }
 
 //int
-func GetIntNoerrByStr(str string) int {
+func GetIntNoErrByStr(str string) int {
 	i, _ := strconv.Atoi(str)
 	return i
 }
 
 
-// io.copy的优化版，读取buffer长度原为32*1024，与snappy不同，导致读取出的内容存在差异，不利于解密，特此修改
+// io.copy的优化版，读取buffer长度原为32*1024，与snappy不同，导致读取出的内容存在差异，不利于解密
 //内存优化 用到pool，快速回收
 func copyBuffer(dst io.Writer, src io.Reader) (written int64, err error) {
 	for {
+		//放在里面是为了加快回收和重利用
 		buf := bufPoolCopy.Get().([]byte)
 		nr, er := src.Read(buf)
 		if nr > 0 {

web/controllers/base.go

@@ -34,7 +34,7 @@ func (s *BaseController) display(tpl ...string) {
 	}
 	s.Data["menu"] = s.actionName
 	ip := s.Ctx.Request.Host
-	s.Data["ip"] = utils.Gethostbyname(ip[0:strings.LastIndex(ip, ":")])
+	s.Data["ip"] = utils.GetHostByName(ip[0:strings.LastIndex(ip, ":")])
 	s.Data["p"] = server.Bridge.TunnelPort
 	s.Data["proxyPort"] = beego.AppConfig.String("hostPort")
 	s.Layout = "public/layout.html"