remove old file

This commit is contained in:
he liu
2022-01-23 17:14:08 +08:00
parent ab648d6f0c
commit 4877ba185c
153 changed files with 0 additions and 31280 deletions

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@@ -1,38 +0,0 @@
package common
const (
CONN_DATA_SEQ = "*#*" //Separator
VERIFY_EER = "vkey"
VERIFY_SUCCESS = "sucs"
WORK_MAIN = "main"
WORK_CHAN = "chan"
WORK_CONFIG = "conf"
WORK_REGISTER = "rgst"
WORK_SECRET = "sert"
WORK_FILE = "file"
WORK_P2P = "p2pm"
WORK_P2P_VISITOR = "p2pv"
WORK_P2P_PROVIDER = "p2pp"
WORK_P2P_CONNECT = "p2pc"
WORK_P2P_SUCCESS = "p2ps"
WORK_P2P_END = "p2pe"
WORK_P2P_LAST = "p2pl"
WORK_STATUS = "stus"
RES_MSG = "msg0"
RES_CLOSE = "clse"
NEW_UDP_CONN = "udpc" //p2p udp conn
NEW_TASK = "task"
NEW_CONF = "conf"
NEW_HOST = "host"
CONN_TCP = "tcp"
CONN_UDP = "udp"
CONN_TEST = "TST"
UnauthorizedBytes = `HTTP/1.1 401 Unauthorized
Content-Type: text/plain; charset=utf-8
WWW-Authenticate: Basic realm="easyProxy"
401 Unauthorized`
ConnectionFailBytes = `HTTP/1.1 404 Not Found
`
)

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@@ -1,48 +0,0 @@
package common
import (
"github.com/astaxie/beego/logs"
"time"
)
const MaxMsgLen = 5000
var logMsgs string
func init() {
logs.Register("store", func() logs.Logger {
return new(StoreMsg)
})
}
func GetLogMsg() string {
return logMsgs
}
type StoreMsg struct {
}
func (lg *StoreMsg) Init(config string) error {
return nil
}
func (lg *StoreMsg) WriteMsg(when time.Time, msg string, level int) error {
m := when.Format("2006-01-02 15:04:05") + " " + msg + "\r\n"
if len(logMsgs) > MaxMsgLen {
start := MaxMsgLen - len(m)
if start <= 0 {
start = MaxMsgLen
}
logMsgs = logMsgs[start:]
}
logMsgs += m
return nil
}
func (lg *StoreMsg) Destroy() {
return
}
func (lg *StoreMsg) Flush() {
return
}

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@@ -1,219 +0,0 @@
package common
import (
"bytes"
"encoding/binary"
"errors"
"io"
"io/ioutil"
"net"
"strconv"
)
type NetPackager interface {
Pack(writer io.Writer) (err error)
UnPack(reader io.Reader) (err error)
}
const (
ipV4 = 1
domainName = 3
ipV6 = 4
)
type UDPHeader struct {
Rsv uint16
Frag uint8
Addr *Addr
}
func NewUDPHeader(rsv uint16, frag uint8, addr *Addr) *UDPHeader {
return &UDPHeader{
Rsv: rsv,
Frag: frag,
Addr: addr,
}
}
type Addr struct {
Type uint8
Host string
Port uint16
}
func (addr *Addr) String() string {
return net.JoinHostPort(addr.Host, strconv.Itoa(int(addr.Port)))
}
func (addr *Addr) Decode(b []byte) error {
addr.Type = b[0]
pos := 1
switch addr.Type {
case ipV4:
addr.Host = net.IP(b[pos : pos+net.IPv4len]).String()
pos += net.IPv4len
case ipV6:
addr.Host = net.IP(b[pos : pos+net.IPv6len]).String()
pos += net.IPv6len
case domainName:
addrlen := int(b[pos])
pos++
addr.Host = string(b[pos : pos+addrlen])
pos += addrlen
default:
return errors.New("decode error")
}
addr.Port = binary.BigEndian.Uint16(b[pos:])
return nil
}
func (addr *Addr) Encode(b []byte) (int, error) {
b[0] = addr.Type
pos := 1
switch addr.Type {
case ipV4:
ip4 := net.ParseIP(addr.Host).To4()
if ip4 == nil {
ip4 = net.IPv4zero.To4()
}
pos += copy(b[pos:], ip4)
case domainName:
b[pos] = byte(len(addr.Host))
pos++
pos += copy(b[pos:], []byte(addr.Host))
case ipV6:
ip16 := net.ParseIP(addr.Host).To16()
if ip16 == nil {
ip16 = net.IPv6zero.To16()
}
pos += copy(b[pos:], ip16)
default:
b[0] = ipV4
copy(b[pos:pos+4], net.IPv4zero.To4())
pos += 4
}
binary.BigEndian.PutUint16(b[pos:], addr.Port)
pos += 2
return pos, nil
}
func (h *UDPHeader) Write(w io.Writer) error {
b := BufPoolUdp.Get().([]byte)
defer BufPoolUdp.Put(b)
binary.BigEndian.PutUint16(b[:2], h.Rsv)
b[2] = h.Frag
addr := h.Addr
if addr == nil {
addr = &Addr{}
}
length, _ := addr.Encode(b[3:])
_, err := w.Write(b[:3+length])
return err
}
type UDPDatagram struct {
Header *UDPHeader
Data []byte
}
func ReadUDPDatagram(r io.Reader) (*UDPDatagram, error) {
b := BufPoolUdp.Get().([]byte)
defer BufPoolUdp.Put(b)
// when r is a streaming (such as TCP connection), we may read more than the required data,
// but we don't know how to handle it. So we use io.ReadFull to instead of io.ReadAtLeast
// to make sure that no redundant data will be discarded.
n, err := io.ReadFull(r, b[:5])
if err != nil {
return nil, err
}
header := &UDPHeader{
Rsv: binary.BigEndian.Uint16(b[:2]),
Frag: b[2],
}
atype := b[3]
hlen := 0
switch atype {
case ipV4:
hlen = 10
case ipV6:
hlen = 22
case domainName:
hlen = 7 + int(b[4])
default:
return nil, errors.New("addr not support")
}
dlen := int(header.Rsv)
if dlen == 0 { // standard SOCKS5 UDP datagram
extra, err := ioutil.ReadAll(r) // we assume no redundant data
if err != nil {
return nil, err
}
copy(b[n:], extra)
n += len(extra) // total length
dlen = n - hlen // data length
} else { // extended feature, for UDP over TCP, using reserved field as data length
if _, err := io.ReadFull(r, b[n:hlen+dlen]); err != nil {
return nil, err
}
n = hlen + dlen
}
header.Addr = new(Addr)
if err := header.Addr.Decode(b[3:hlen]); err != nil {
return nil, err
}
data := make([]byte, dlen)
copy(data, b[hlen:n])
d := &UDPDatagram{
Header: header,
Data: data,
}
return d, nil
}
func NewUDPDatagram(header *UDPHeader, data []byte) *UDPDatagram {
return &UDPDatagram{
Header: header,
Data: data,
}
}
func (d *UDPDatagram) Write(w io.Writer) error {
h := d.Header
if h == nil {
h = &UDPHeader{}
}
buf := bytes.Buffer{}
if err := h.Write(&buf); err != nil {
return err
}
if _, err := buf.Write(d.Data); err != nil {
return err
}
_, err := buf.WriteTo(w)
return err
}
func ToSocksAddr(addr net.Addr) *Addr {
host := "0.0.0.0"
port := 0
if addr != nil {
h, p, _ := net.SplitHostPort(addr.String())
host = h
port, _ = strconv.Atoi(p)
}
return &Addr{
Type: ipV4,
Host: host,
Port: uint16(port),
}
}

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@@ -1,95 +0,0 @@
package common
import (
"sync"
)
const PoolSize = 64 * 1024
const PoolSizeSmall = 100
const PoolSizeUdp = 1472 + 200
const PoolSizeCopy = 32 << 10
var BufPool = sync.Pool{
New: func() interface{} {
return make([]byte, PoolSize)
},
}
var BufPoolUdp = sync.Pool{
New: func() interface{} {
return make([]byte, PoolSizeUdp)
},
}
var BufPoolMax = sync.Pool{
New: func() interface{} {
return make([]byte, PoolSize)
},
}
var BufPoolSmall = sync.Pool{
New: func() interface{} {
return make([]byte, PoolSizeSmall)
},
}
var BufPoolCopy = sync.Pool{
New: func() interface{} {
return make([]byte, PoolSizeCopy)
},
}
func PutBufPoolUdp(buf []byte) {
if cap(buf) == PoolSizeUdp {
BufPoolUdp.Put(buf[:PoolSizeUdp])
}
}
func PutBufPoolCopy(buf []byte) {
if cap(buf) == PoolSizeCopy {
BufPoolCopy.Put(buf[:PoolSizeCopy])
}
}
func GetBufPoolCopy() []byte {
return (BufPoolCopy.Get().([]byte))[:PoolSizeCopy]
}
func PutBufPoolMax(buf []byte) {
if cap(buf) == PoolSize {
BufPoolMax.Put(buf[:PoolSize])
}
}
type copyBufferPool struct {
pool sync.Pool
}
func (Self *copyBufferPool) New() {
Self.pool = sync.Pool{
New: func() interface{} {
return make([]byte, PoolSizeCopy, PoolSizeCopy)
},
}
}
func (Self *copyBufferPool) Get() []byte {
buf := Self.pool.Get().([]byte)
return buf[:PoolSizeCopy] // just like make a new slice, but data may not be 0
}
func (Self *copyBufferPool) Put(x []byte) {
if len(x) == PoolSizeCopy {
Self.pool.Put(x)
} else {
x = nil // buf is not full, not allowed, New method returns a full buf
}
}
var once = sync.Once{}
var CopyBuff = copyBufferPool{}
func newPool() {
CopyBuff.New()
}
func init() {
once.Do(newPool)
}

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@@ -1,29 +0,0 @@
package common
import (
"github.com/astaxie/beego"
"github.com/astaxie/beego/logs"
"net/http"
_ "net/http/pprof"
)
func InitPProfFromFile() {
ip := beego.AppConfig.String("pprof_ip")
p := beego.AppConfig.String("pprof_port")
if len(ip) > 0 && len(p) > 0 && IsPort(p) {
runPProf(ip + ":" + p)
}
}
func InitPProfFromArg(arg string) {
if len(arg) > 0 {
runPProf(arg)
}
}
func runPProf(ipPort string) {
go func() {
_ = http.ListenAndServe(ipPort, nil)
}()
logs.Info("PProf debug listen on", ipPort)
}

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@@ -1,89 +0,0 @@
package common
import (
"os"
"path/filepath"
"runtime"
)
//Get the currently selected configuration file directory
//For non-Windows systems, select the /etc/nps as config directory if exist, or select ./
//windows system, select the C:\Program Files\nps as config directory if exist, or select ./
func GetRunPath() string {
var path string
if path = GetInstallPath(); !FileExists(path) {
return GetAppPath()
}
return path
}
//Different systems get different installation paths
func GetInstallPath() string {
var path string
if IsWindows() {
path = `C:\Program Files\nps`
} else {
path = "/etc/nps"
}
return path
}
//Get the absolute path to the running directory
func GetAppPath() string {
if path, err := filepath.Abs(filepath.Dir(os.Args[0])); err == nil {
return path
}
return os.Args[0]
}
//Determine whether the current system is a Windows system?
func IsWindows() bool {
if runtime.GOOS == "windows" {
return true
}
return false
}
//interface log file path
func GetLogPath() string {
var path string
if IsWindows() {
path = filepath.Join(GetAppPath(), "nps.log")
} else {
path = "/var/log/nps.log"
}
return path
}
//interface npc log file path
func GetNpcLogPath() string {
var path string
if IsWindows() {
path = filepath.Join(GetAppPath(), "npc.log")
} else {
path = "/var/log/npc.log"
}
return path
}
//interface pid file path
func GetTmpPath() string {
var path string
if IsWindows() {
path = GetAppPath()
} else {
path = "/tmp"
}
return path
}
//config file path
func GetConfigPath() string {
var path string
if IsWindows() {
path = filepath.Join(GetAppPath(), "conf/npc.conf")
} else {
path = "conf/npc.conf"
}
return path
}

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@@ -1,469 +0,0 @@
package common
import (
"bytes"
"ehang.io/nps/lib/version"
"encoding/base64"
"encoding/binary"
"errors"
"fmt"
"html/template"
"io"
"io/ioutil"
"net"
"net/http"
"os"
"regexp"
"strconv"
"strings"
"sync"
"ehang.io/nps/lib/crypt"
)
//Get the corresponding IP address through domain name
func GetHostByName(hostname string) string {
if !DomainCheck(hostname) {
return hostname
}
ips, _ := net.LookupIP(hostname)
if ips != nil {
for _, v := range ips {
if v.To4() != nil {
return v.String()
}
}
}
return ""
}
//Check the legality of domain
func DomainCheck(domain string) bool {
var match bool
IsLine := "^((http://)|(https://))?([a-zA-Z0-9]([a-zA-Z0-9\\-]{0,61}[a-zA-Z0-9])?\\.)+[a-zA-Z]{2,6}(/)"
NotLine := "^((http://)|(https://))?([a-zA-Z0-9]([a-zA-Z0-9\\-]{0,61}[a-zA-Z0-9])?\\.)+[a-zA-Z]{2,6}"
match, _ = regexp.MatchString(IsLine, domain)
if !match {
match, _ = regexp.MatchString(NotLine, domain)
}
return match
}
//Check if the Request request is validated
func CheckAuth(r *http.Request, user, passwd string) bool {
s := strings.SplitN(r.Header.Get("Authorization"), " ", 2)
if len(s) != 2 {
s = strings.SplitN(r.Header.Get("Proxy-Authorization"), " ", 2)
if len(s) != 2 {
return false
}
}
b, err := base64.StdEncoding.DecodeString(s[1])
if err != nil {
return false
}
pair := strings.SplitN(string(b), ":", 2)
if len(pair) != 2 {
return false
}
return pair[0] == user && pair[1] == passwd
}
//get bool by str
func GetBoolByStr(s string) bool {
switch s {
case "1", "true":
return true
}
return false
}
//get str by bool
func GetStrByBool(b bool) string {
if b {
return "1"
}
return "0"
}
//int
func GetIntNoErrByStr(str string) int {
i, _ := strconv.Atoi(strings.TrimSpace(str))
return i
}
//Get verify value
func Getverifyval(vkey string) string {
return crypt.Md5(vkey)
}
//Change headers and host of request
func ChangeHostAndHeader(r *http.Request, host string, header string, addr string, addOrigin bool) {
if host != "" {
r.Host = host
}
if header != "" {
h := strings.Split(header, "\n")
for _, v := range h {
hd := strings.Split(v, ":")
if len(hd) == 2 {
r.Header.Set(hd[0], hd[1])
}
}
}
addr = strings.Split(addr, ":")[0]
if prior, ok := r.Header["X-Forwarded-For"]; ok {
addr = strings.Join(prior, ", ") + ", " + addr
}
if addOrigin {
r.Header.Set("X-Forwarded-For", addr)
r.Header.Set("X-Real-IP", addr)
}
}
//Read file content by file path
func ReadAllFromFile(filePath string) ([]byte, error) {
f, err := os.Open(filePath)
if err != nil {
return nil, err
}
defer f.Close()
return ioutil.ReadAll(f)
}
// FileExists reports whether the named file or directory exists.
func FileExists(name string) bool {
if _, err := os.Stat(name); err != nil {
if os.IsNotExist(err) {
return false
}
}
return true
}
//Judge whether the TCP port can open normally
func TestTcpPort(port int) bool {
l, err := net.ListenTCP("tcp", &net.TCPAddr{net.ParseIP("0.0.0.0"), port, ""})
defer func() {
if l != nil {
l.Close()
}
}()
if err != nil {
return false
}
return true
}
//Judge whether the UDP port can open normally
func TestUdpPort(port int) bool {
l, err := net.ListenUDP("udp", &net.UDPAddr{net.ParseIP("0.0.0.0"), port, ""})
defer func() {
if l != nil {
l.Close()
}
}()
if err != nil {
return false
}
return true
}
//Write length and individual byte data
//Length prevents sticking
//# Characters are used to separate data
func BinaryWrite(raw *bytes.Buffer, v ...string) {
b := GetWriteStr(v...)
binary.Write(raw, binary.LittleEndian, int32(len(b)))
binary.Write(raw, binary.LittleEndian, b)
}
// get seq str
func GetWriteStr(v ...string) []byte {
buffer := new(bytes.Buffer)
var l int32
for _, v := range v {
l += int32(len([]byte(v))) + int32(len([]byte(CONN_DATA_SEQ)))
binary.Write(buffer, binary.LittleEndian, []byte(v))
binary.Write(buffer, binary.LittleEndian, []byte(CONN_DATA_SEQ))
}
return buffer.Bytes()
}
//inArray str interface
func InStrArr(arr []string, val string) bool {
for _, v := range arr {
if v == val {
return true
}
}
return false
}
//inArray int interface
func InIntArr(arr []int, val int) bool {
for _, v := range arr {
if v == val {
return true
}
}
return false
}
//format ports str to a int array
func GetPorts(p string) []int {
var ps []int
arr := strings.Split(p, ",")
for _, v := range arr {
fw := strings.Split(v, "-")
if len(fw) == 2 {
if IsPort(fw[0]) && IsPort(fw[1]) {
start, _ := strconv.Atoi(fw[0])
end, _ := strconv.Atoi(fw[1])
for i := start; i <= end; i++ {
ps = append(ps, i)
}
} else {
continue
}
} else if IsPort(v) {
p, _ := strconv.Atoi(v)
ps = append(ps, p)
}
}
return ps
}
//is the string a port
func IsPort(p string) bool {
pi, err := strconv.Atoi(p)
if err != nil {
return false
}
if pi > 65536 || pi < 1 {
return false
}
return true
}
//if the s is just a port,return 127.0.0.1:s
func FormatAddress(s string) string {
if strings.Contains(s, ":") {
return s
}
return "127.0.0.1:" + s
}
//get address from the complete address
func GetIpByAddr(addr string) string {
arr := strings.Split(addr, ":")
return arr[0]
}
//get port from the complete address
func GetPortByAddr(addr string) int {
arr := strings.Split(addr, ":")
if len(arr) < 2 {
return 0
}
p, err := strconv.Atoi(arr[1])
if err != nil {
return 0
}
return p
}
func CopyBuffer(dst io.Writer, src io.Reader, label ...string) (written int64, err error) {
buf := CopyBuff.Get()
defer CopyBuff.Put(buf)
for {
nr, er := src.Read(buf)
//if len(pr)>0 && pr[0] && nr > 50 {
// logs.Warn(string(buf[:50]))
//}
if nr > 0 {
nw, ew := dst.Write(buf[0:nr])
if nw > 0 {
written += int64(nw)
}
if ew != nil {
err = ew
break
}
if nr != nw {
err = io.ErrShortWrite
break
}
}
if er != nil {
err = er
break
}
}
return written, err
}
//send this ip forget to get a local udp port
func GetLocalUdpAddr() (net.Conn, error) {
tmpConn, err := net.Dial("udp", "114.114.114.114:53")
if err != nil {
return nil, err
}
return tmpConn, tmpConn.Close()
}
//parse template
func ParseStr(str string) (string, error) {
tmp := template.New("npc")
var err error
w := new(bytes.Buffer)
if tmp, err = tmp.Parse(str); err != nil {
return "", err
}
if err = tmp.Execute(w, GetEnvMap()); err != nil {
return "", err
}
return w.String(), nil
}
//get env
func GetEnvMap() map[string]string {
m := make(map[string]string)
environ := os.Environ()
for i := range environ {
tmp := strings.Split(environ[i], "=")
if len(tmp) == 2 {
m[tmp[0]] = tmp[1]
}
}
return m
}
//throw the empty element of the string array
func TrimArr(arr []string) []string {
newArr := make([]string, 0)
for _, v := range arr {
if v != "" {
newArr = append(newArr, v)
}
}
return newArr
}
//
func IsArrContains(arr []string, val string) bool {
if arr == nil {
return false
}
for _, v := range arr {
if v == val {
return true
}
}
return false
}
//remove value from string array
func RemoveArrVal(arr []string, val string) []string {
for k, v := range arr {
if v == val {
arr = append(arr[:k], arr[k+1:]...)
return arr
}
}
return arr
}
//convert bytes to num
func BytesToNum(b []byte) int {
var str string
for i := 0; i < len(b); i++ {
str += strconv.Itoa(int(b[i]))
}
x, _ := strconv.Atoi(str)
return int(x)
}
//get the length of the sync map
func GeSynctMapLen(m sync.Map) int {
var c int
m.Range(func(key, value interface{}) bool {
c++
return true
})
return c
}
func GetExtFromPath(path string) string {
s := strings.Split(path, ".")
re, err := regexp.Compile(`(\w+)`)
if err != nil {
return ""
}
return string(re.Find([]byte(s[0])))
}
var externalIp string
func GetExternalIp() string {
if externalIp != "" {
return externalIp
}
resp, err := http.Get("http://myexternalip.com/raw")
if err != nil {
return ""
}
defer resp.Body.Close()
content, _ := ioutil.ReadAll(resp.Body)
externalIp = string(content)
return externalIp
}
func GetIntranetIp() (error, string) {
addrs, err := net.InterfaceAddrs()
if err != nil {
return nil, ""
}
for _, address := range addrs {
// 检查ip地址判断是否回环地址
if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
if ipnet.IP.To4() != nil {
return nil, ipnet.IP.To4().String()
}
}
}
return errors.New("get intranet ip error"), ""
}
func IsPublicIP(IP net.IP) bool {
if IP.IsLoopback() || IP.IsLinkLocalMulticast() || IP.IsLinkLocalUnicast() {
return false
}
if ip4 := IP.To4(); ip4 != nil {
switch true {
case ip4[0] == 10:
return false
case ip4[0] == 172 && ip4[1] >= 16 && ip4[1] <= 31:
return false
case ip4[0] == 192 && ip4[1] == 168:
return false
default:
return true
}
}
return false
}
func GetServerIpByClientIp(clientIp net.IP) string {
if IsPublicIP(clientIp) {
return GetExternalIp()
}
_, ip := GetIntranetIp()
return ip
}
func PrintVersion() {
fmt.Printf("Version: %s\nCore version: %s\nSame core version of client and server can connect each other\n", version.VERSION, version.GetVersion())
}