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@ -38,8 +38,6 @@ type Client struct {
// addr is server address
//
// conf is the client configure
//
//
func NewClient(c net.Conn, config *ssh.ClientConfig, addr string, conf *Conf) (*Client, error) {
//obfsConn := &TimedOutConn{c, conf.Timeout}
sshConn, newch, reqs, err := ssh.NewClientConn(c, addr, config)
@ -73,9 +71,8 @@ func (cc *Client) Run() error {
go cc.registerSignal()
select {
case <-time.After(1 * time.Second):
}
time.Sleep(1 * time.Second)
// wait port forward to finish
if cc.listeners != nil {
log.Debugf("wait all channel to be done")
@ -420,7 +417,8 @@ func (cc *Client) registerSignal() {
}
// AddDynamicHTTPForward add a http dynamic forward through
// secure channel
//
// secure channel
func (cc *Client) AddDynamicHTTPForward(addr string) error {
log.Debugf("add dynamic http listen: %s", addr)
l, err := net.Listen("tcp", addr)

@ -1,3 +1,4 @@
//go:build windows
// +build windows
package obfssh

@ -1,3 +1,4 @@
//go:build darwin || freebsd || linux || openbsd || solaris
// +build darwin freebsd linux openbsd solaris
package obfssh

@ -3,7 +3,6 @@ module github.com/fangdingjun/obfssh
go 1.13
require (
github.com/bgentry/speakeasy v0.1.0 // indirect
github.com/containerd/console v1.0.0
github.com/fangdingjun/go-log/v5 v5.0.0
github.com/fangdingjun/protolistener v0.0.0-20200701071613-b79ebce338af

@ -1,23 +1,29 @@
github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
github.com/containerd/console v1.0.0 h1:fU3UuQapBs+zLJu82NhR11Rif1ny2zfMMAyPJzSN5tQ=
github.com/containerd/console v1.0.0/go.mod h1:8Pf4gM6VEbTNRIT26AyyU7hxdQU3MvAvxVI0sc00XBE=
github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/fangdingjun/go-log v5.0.1+incompatible h1:c5dNQfcb1T1We3TULF3ppVVmafG6aZSZBYi2qjCXnO4=
github.com/fangdingjun/go-log/v5 v5.0.0 h1:vdh9Bk9C4ZFL6KoO6rII73zQIyaLf7hFdBvucO/ckiE=
github.com/fangdingjun/go-log/v5 v5.0.0/go.mod h1:V012Oxo0/pSbccX4OFSp9MJglXwNsZo2ByBBorr7zzM=
github.com/fangdingjun/protolistener v0.0.0-20200701071613-b79ebce338af h1:ktdWTFpcRv7TNea7+OE8gNDz2mCbFNXwxLJe7GfruQ4=
github.com/fangdingjun/protolistener v0.0.0-20200701071613-b79ebce338af/go.mod h1:WYiFoA3d+VfM47p+FHCbDdnKR7eedUmUdwd8c07XT/0=
github.com/fangdingjun/socks-go v0.0.0-20180926100003-fc6f0a9ee1f4 h1:c3Iw/znf2xe2uut9zUTueO6XHyTTLugrbN9fAE4NAkg=
github.com/fangdingjun/socks-go v0.0.0-20180926100003-fc6f0a9ee1f4/go.mod h1:0P4kTlyyh76uY1Li3cyw4pOIKGL9RmXXWTQYFLS1ZaM=
github.com/go-yaml/yaml v2.1.0+incompatible h1:RYi2hDdss1u4YE7GwixGzWwVo47T8UQwnTLB6vQiq+o=
github.com/go-yaml/yaml v2.1.0+incompatible/go.mod h1:w2MrLa16VYP0jy6N7M5kHaCkaLENm+P+Tv+MfurjSw0=
github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/kr/fs v0.1.0 h1:Jskdu9ieNAYnjxsi0LbQp1ulIKZV1LAFgK1tWhpZgl8=
github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
github.com/pires/go-proxyproto v0.0.0-20190111085350-4d51b51e3bfc h1:lNOt1SMsgHXTdpuGw+RpnJtzUcCb/oRKZP65pBy9pr8=
github.com/pires/go-proxyproto v0.0.0-20190111085350-4d51b51e3bfc/go.mod h1:6/gX3+E/IYGa0wMORlSMla999awQFdbaeQCHjSMKIzY=
github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/sftp v1.11.0 h1:4Zv0OGbpkg4yNuUtH0s8rvoYxRCNyT29NVUo6pgPmxI=
github.com/pkg/sftp v1.11.0/go.mod h1:lYOWFsE0bwd1+KfKJaKeuokY15vzFx25BLbzYYoAxZI=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190411191339-88737f569e3a/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
@ -31,5 +37,7 @@ golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e h1:N7DeIrjYszNmSW409R3frPPwglRwMkXSBzwVbkOjLLA=
golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

@ -233,13 +233,11 @@ func main() {
timeout := time.Duration(cfg.KeepaliveInterval*2) * time.Second
var _conn = c
conn := &obfssh.TimedOutConn{Conn: c, Timeout: timeout}
var _conn net.Conn = &obfssh.TimedOutConn{Conn: c, Timeout: timeout}
if cfg.TLS {
log.Debugf("begin tls handshake")
_conn = tls.Client(conn, &tls.Config{
_conn = tls.Client(_conn, &tls.Config{
ServerName: host,
InsecureSkipVerify: cfg.TLSInsecure,
})
@ -310,7 +308,7 @@ func main() {
}
for _, p := range cfg.DynamicForwards {
if strings.Index(p, ":") == -1 {
if !strings.Contains(p, ":") {
local = fmt.Sprintf(":%s", p)
} else {
local = p
@ -322,7 +320,7 @@ func main() {
}
for _, p := range cfg.DynamicHTTP {
if strings.Index(p, ":") == -1 {
if !strings.Contains(p, ":") {
local = fmt.Sprintf(":%s", p)
} else {
local = p
@ -363,10 +361,7 @@ func main() {
func parseForwardAddr(s string) []string {
ss := strings.FieldsFunc(s, func(c rune) bool {
if c == ':' {
return true
}
return false
return c == ':'
})
return ss
}

@ -74,7 +74,7 @@ func main() {
if u, err := conf.getUser(c.User()); err == nil {
for _, pk := range u.publicKeys {
if k.Type() == pk.Type() &&
bytes.Compare(k.Marshal(), pk.Marshal()) == 0 {
bytes.Equal(k.Marshal(), pk.Marshal()) {
return true
}
}

@ -1,3 +1,4 @@
//go:build !linux
// +build !linux
package obfssh

@ -1,3 +1,4 @@
//go:build linux && !cgo
// +build linux,!cgo
package obfssh

@ -1,3 +1,4 @@
//go:build linux && cgo
// +build linux,cgo
package obfssh

@ -34,8 +34,6 @@ type Server struct {
// config is &ssh.ServerConfig
//
// conf is the server configure
//
//
func NewServer(c net.Conn, config *ssh.ServerConfig, conf *Conf) (*Server, error) {
sshConn, ch, req, err := ssh.NewServerConn(&TimedOutConn{c, 15 * 60 * time.Second}, config)
if err != nil {
@ -211,10 +209,10 @@ func (s *session) handleSubsystem(payload []byte) bool {
func (s *session) handleShell() bool {
var cmd *exec.Cmd
if runtime.GOOS == "windows" {
s.env = append(s.env, fmt.Sprintf("SHELL=powershell"))
s.env = append(s.env, "SHELL=powershell")
cmd = exec.Command("powershell")
} else {
s.env = append(s.env, fmt.Sprintf("SHELL=/bin/bash"))
s.env = append(s.env, "SHELL=/bin/bash")
cmd = exec.Command("/bin/bash", "-l")
}
s.cmd = cmd
@ -232,10 +230,10 @@ func (s *session) handleExec(payload []byte) bool {
}
log.Infoln("execute command", _cmd.Arg)
if runtime.GOOS == "windows" {
s.env = append(s.env, fmt.Sprintf("SHELL=powershell"))
s.env = append(s.env, "SHELL=powershell")
cmd = exec.Command("powershell", "-Command", _cmd.Arg)
} else {
s.env = append(s.env, fmt.Sprintf("SHELL=/bin/bash"))
s.env = append(s.env, "SHELL=/bin/bash")
cmd = exec.Command("/bin/bash", "-c", _cmd.Arg)
}
s.cmd = cmd
@ -273,7 +271,7 @@ func (s *session) handlePtyReq(payload []byte) bool {
s.env = append(s.env, fmt.Sprintf("SSH_TTY=%s", s.ptsname))
s.env = append(s.env, fmt.Sprintf("TERM=%s", _ptyReq.Term))
ws, err := s._console.Size()
ws, _ := s._console.Size()
log.Debugf("current console %+v", ws)
ws.Height = uint16(_ptyReq.Rows)
ws.Width = uint16(_ptyReq.Columns)
@ -566,7 +564,7 @@ func (sc *Server) handleTcpipForward(req *ssh.Request) {
return
}
if addr.Port > 65535 || addr.Port < 0 {
if addr.Port > 65535 {
log.Errorf("invalid port %d", addr.Port)
if req.WantReply {
req.Reply(false, nil)

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