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config.go
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config.go
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package main
import (
"fmt"
"io/ioutil"
"log"
"os"
"proxy/services"
"proxy/utils"
kingpin "gopkg.in/alecthomas/kingpin.v2"
)
var (
app *kingpin.Application
service *services.ServiceItem
)
func initConfig() (err error) {
//keygen
if len(os.Args) > 1 {
if os.Args[1] == "keygen" {
utils.Keygen()
os.Exit(0)
}
}
args := services.Args{}
//define args
tcpArgs := services.TCPArgs{}
httpArgs := services.HTTPArgs{}
tunnelServerArgs := services.TunnelServerArgs{}
tunnelClientArgs := services.TunnelClientArgs{}
tunnelBridgeArgs := services.TunnelBridgeArgs{}
udpArgs := services.UDPArgs{}
//build srvice args
app = kingpin.New("proxy", "happy with proxy")
app.Author("snail").Version(APP_VERSION)
args.Parent = app.Flag("parent", "parent address, such as: \"23.32.32.19:28008\"").Default("").Short('P').String()
args.Local = app.Flag("local", "local ip:port to listen").Short('p').Default(":33080").String()
certTLS := app.Flag("cert", "cert file for tls").Short('C').Default("proxy.crt").String()
keyTLS := app.Flag("key", "key file for tls").Short('K').Default("proxy.key").String()
//########http#########
http := app.Command("http", "proxy on http mode")
httpArgs.LocalType = http.Flag("local-type", "parent protocol type <tls|tcp>").Default("tcp").Short('t').Enum("tls", "tcp")
httpArgs.ParentType = http.Flag("parent-type", "parent protocol type <tls|tcp>").Short('T').Enum("tls", "tcp")
httpArgs.Always = http.Flag("always", "always use parent proxy").Default("false").Bool()
httpArgs.Timeout = http.Flag("timeout", "tcp timeout milliseconds when connect to real server or parent proxy").Default("2000").Int()
httpArgs.HTTPTimeout = http.Flag("http-timeout", "check domain if blocked , http request timeout milliseconds when connect to host").Default("3000").Int()
httpArgs.Interval = http.Flag("interval", "check domain if blocked every interval seconds").Default("10").Int()
httpArgs.Blocked = http.Flag("blocked", "blocked domain file , one domain each line").Default("blocked").Short('b').String()
httpArgs.Direct = http.Flag("direct", "direct domain file , one domain each line").Default("direct").Short('d').String()
httpArgs.AuthFile = http.Flag("auth-file", "http basic auth file,\"username:password\" each line in file").Short('F').String()
httpArgs.Auth = http.Flag("auth", "http basic auth username and password, mutiple user repeat -a ,such as: -a user1:pass1 -a user2:pass2").Short('a').Strings()
httpArgs.PoolSize = http.Flag("pool-size", "conn pool size , which connect to parent proxy, zero: means turn off pool").Short('L').Default("20").Int()
httpArgs.CheckParentInterval = http.Flag("check-parent-interval", "check if proxy is okay every interval seconds,zero: means no check").Short('I').Default("3").Int()
//########tcp#########
tcp := app.Command("tcp", "proxy on tcp mode")
tcpArgs.Timeout = tcp.Flag("timeout", "tcp timeout milliseconds when connect to real server or parent proxy").Short('t').Default("2000").Int()
tcpArgs.ParentType = tcp.Flag("parent-type", "parent protocol type <tls|tcp|udp>").Short('T').Enum("tls", "tcp", "udp")
tcpArgs.IsTLS = tcp.Flag("tls", "proxy on tls mode").Default("false").Bool()
tcpArgs.PoolSize = tcp.Flag("pool-size", "conn pool size , which connect to parent proxy, zero: means turn off pool").Short('L').Default("20").Int()
tcpArgs.CheckParentInterval = tcp.Flag("check-parent-interval", "check if proxy is okay every interval seconds,zero: means no check").Short('I').Default("3").Int()
//########udp#########
udp := app.Command("udp", "proxy on udp mode")
udpArgs.Timeout = udp.Flag("timeout", "tcp timeout milliseconds when connect to parent proxy").Short('t').Default("2000").Int()
udpArgs.ParentType = udp.Flag("parent-type", "parent protocol type <tls|tcp|udp>").Short('T').Enum("tls", "tcp", "udp")
udpArgs.PoolSize = udp.Flag("pool-size", "conn pool size , which connect to parent proxy, zero: means turn off pool").Short('L').Default("20").Int()
udpArgs.CheckParentInterval = udp.Flag("check-parent-interval", "check if proxy is okay every interval seconds,zero: means no check").Short('I').Default("3").Int()
//########tunnel-server#########
tunnelServer := app.Command("tserver", "proxy on tunnel server mode")
tunnelServerArgs.Timeout = tunnelServer.Flag("timeout", "tcp timeout with milliseconds").Short('t').Default("2000").Int()
tunnelServerArgs.IsUDP = tunnelServer.Flag("udp", "proxy on udp tunnel server mode").Default("false").Bool()
tunnelServerArgs.Key = tunnelServer.Flag("k", "key same with client").Default("default").String()
//########tunnel-client#########
tunnelClient := app.Command("tclient", "proxy on tunnel client mode")
tunnelClientArgs.Timeout = tunnelClient.Flag("timeout", "tcp timeout with milliseconds").Short('t').Default("2000").Int()
tunnelClientArgs.IsUDP = tunnelClient.Flag("udp", "proxy on udp tunnel client mode").Default("false").Bool()
tunnelClientArgs.Key = tunnelClient.Flag("k", "key same with server").Default("default").String()
//########tunnel-bridge#########
tunnelBridge := app.Command("tbridge", "proxy on tunnel bridge mode")
tunnelBridgeArgs.Timeout = tunnelBridge.Flag("timeout", "tcp timeout with milliseconds").Short('t').Default("2000").Int()
kingpin.MustParse(app.Parse(os.Args[1:]))
if *certTLS != "" && *keyTLS != "" {
args.CertBytes, args.KeyBytes = tlsBytes(*certTLS, *keyTLS)
}
//common args
httpArgs.Args = args
tcpArgs.Args = args
udpArgs.Args = args
tunnelBridgeArgs.Args = args
tunnelClientArgs.Args = args
tunnelServerArgs.Args = args
poster()
//regist services and run service
serviceName := kingpin.MustParse(app.Parse(os.Args[1:]))
services.Regist("http", services.NewHTTP(), httpArgs)
services.Regist("tcp", services.NewTCP(), tcpArgs)
services.Regist("udp", services.NewUDP(), udpArgs)
services.Regist("tserver", services.NewTunnelServer(), tunnelServerArgs)
services.Regist("tclient", services.NewTunnelClient(), tunnelClientArgs)
services.Regist("tbridge", services.NewTunnelBridge(), tunnelBridgeArgs)
service, err = services.Run(serviceName)
if err != nil {
log.Fatalf("run service [%s] fail, ERR:%s", service, err)
}
return
}
func poster() {
fmt.Printf(`
######## ######## ####### ## ## ## ##
## ## ## ## ## ## ## ## ## ##
## ## ## ## ## ## ## ## ####
######## ######## ## ## ### ##
## ## ## ## ## ## ## ##
## ## ## ## ## ## ## ##
## ## ## ####### ## ## ##
v%s`+" by snail , blog : http://www.host900.com/\n\n", APP_VERSION)
}
func tlsBytes(cert, key string) (certBytes, keyBytes []byte) {
certBytes, err := ioutil.ReadFile(cert)
if err != nil {
log.Fatalf("err : %s", err)
return
}
keyBytes, err = ioutil.ReadFile(key)
if err != nil {
log.Fatalf("err : %s", err)
return
}
return
}