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general: fixed a bug which leads to panic when the specified interface not exists

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This commit is contained in:
nadoo 2021-07-02 01:06:11 +08:00
parent 72e57ab6e3
commit 7f85f664e3
11 changed files with 27 additions and 39 deletions
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2
README.md
View File

@ -175,7 +175,7 @@ glider -verbose -listen :8443 -forward SCHEME://HOST:PORT
```bash
Available schemes:
listen: mixed ss socks5 http vless trojan trojanc redir redir6 tcp udp tls ws unix smux kcp
forward: reject ss socks4 socks5 http ssr ssh vless vmess trojan trojanc tcp udp tls ws unix smux kcp simple-obfs
forward: direct reject ss socks4 socks5 http ssr ssh vless vmess trojan trojanc tcp udp tls ws unix smux kcp simple-obfs
Socks5 scheme:
socks://[user:pass@]host:port

2
config.go
View File

@ -133,7 +133,7 @@ func usage() {
fmt.Fprintf(w, "Available schemes:\n")
fmt.Fprintf(w, " listen: mixed ss socks5 http vless trojan trojanc redir redir6 tcp udp tls ws unix smux kcp\n")
fmt.Fprintf(w, " forward: reject ss socks4 socks5 http ssr ssh vless vmess trojan trojanc tcp udp tls ws unix smux kcp simple-obfs\n")
fmt.Fprintf(w, " forward: direct reject ss socks4 socks5 http ssr ssh vless vmess trojan trojanc tcp udp tls ws unix smux kcp simple-obfs\n")
fmt.Fprintf(w, "\n")
fmt.Fprintf(w, "Socks5 scheme:\n")

4
go.mod
View File

@ -9,7 +9,7 @@ require (
github.com/dgryski/go-rc2 v0.0.0-20150621095337-8a9021637152
github.com/ebfe/rc2 v0.0.0-20131011165748-24b9757f5521 // indirect
github.com/insomniacslk/dhcp v0.0.0-20210621130208-1cac67f12b1e
github.com/klauspost/cpuid/v2 v2.0.6 // indirect
github.com/klauspost/cpuid/v2 v2.0.7 // indirect
github.com/klauspost/reedsolomon v1.9.12 // indirect
github.com/mdlayher/raw v0.0.0-20210412142147-51b895745faf // indirect
github.com/nadoo/conflag v0.2.3
@ -19,7 +19,7 @@ require (
github.com/xtaci/kcp-go/v5 v5.6.1
golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e
golang.org/x/net v0.0.0-20210614182718-04defd469f4e // indirect
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 // indirect
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c // indirect
)
// Replace dependency modules with local developing copy

28
go.sum
View File

@ -39,10 +39,6 @@ github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
github.com/hugelgupf/socketpair v0.0.0-20190730060125-05d35a94e714 h1:/jC7qQFrv8CrSJVmaolDVOxTfS9kc36uB6H40kdbQq8=
github.com/hugelgupf/socketpair v0.0.0-20190730060125-05d35a94e714/go.mod h1:2Goc3h8EklBH5mspfHFxBnEoURQCGzQQH1ga9Myjvis=
github.com/insomniacslk/dhcp v0.0.0-20210528123148-fb4eaaa00ad2 h1:WDOgJoE6rb7G6A7i1/Yyh5FJeydXeUrXHMRYJo7iFak=
github.com/insomniacslk/dhcp v0.0.0-20210528123148-fb4eaaa00ad2/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
github.com/insomniacslk/dhcp v0.0.0-20210608085346-465dd6c35f6c h1:L3EHIOG1DrTVG4aBnY+Vu0s2t/KkgrV0AYkO7BSwu3M=
github.com/insomniacslk/dhcp v0.0.0-20210608085346-465dd6c35f6c/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
github.com/insomniacslk/dhcp v0.0.0-20210621130208-1cac67f12b1e h1:sgh63o+pm5kcdrgyYaCIoeD7mccyL6MscVmy+DvY6C4=
github.com/insomniacslk/dhcp v0.0.0-20210621130208-1cac67f12b1e/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
github.com/jsimonetti/rtnetlink v0.0.0-20190606172950-9527aa82566a/go.mod h1:Oz+70psSo5OFh8DBl0Zv2ACw7Esh6pPUphlvZG9x7uw=
@ -54,8 +50,8 @@ github.com/klauspost/cpuid v1.2.4/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgo
github.com/klauspost/cpuid v1.3.1 h1:5JNjFYYQrZeKRJ0734q51WCEEn2huer72Dc7K+R/b6s=
github.com/klauspost/cpuid v1.3.1/go.mod h1:bYW4mA6ZgKPob1/Dlai2LviZJO7KGI3uoWLd42rAQw4=
github.com/klauspost/cpuid/v2 v2.0.2/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
github.com/klauspost/cpuid/v2 v2.0.6 h1:dQ5ueTiftKxp0gyjKSx5+8BtPWkyQbd95m8Gys/RarI=
github.com/klauspost/cpuid/v2 v2.0.6/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
github.com/klauspost/cpuid/v2 v2.0.7 h1:U89pAFid7wpIWvTFJnMKgU+Sabb7DLEgHI7Xt8apo3Y=
github.com/klauspost/cpuid/v2 v2.0.7/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
github.com/klauspost/reedsolomon v1.9.9/go.mod h1:O7yFFHiQwDR6b2t63KPUpccPtNdp5ADgh1gg4fd12wo=
github.com/klauspost/reedsolomon v1.9.12 h1:EyOucRmcrLH+2hqKGdoA5SM8pwPKR6BJsf3r6zpYOA0=
github.com/klauspost/reedsolomon v1.9.12/go.mod h1:nLvuzNvy1ZDNQW30IuMc2ZWCbiqrJgdLoUS2X8HAUVg=
@ -108,8 +104,6 @@ golang.org/x/crypto v0.0.0-20191219195013-becbf705a915/go.mod h1:LzIPMQfyMNhhGPh
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a h1:kr2P4QFmQr29mSLA43kwrOcgcReGTfbE9N577tCTuBc=
golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e h1:gsTQYXdTw2Gq7RBsWvlQ91b+aEQ6bXFUngBGuR8sPpI=
golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@ -135,10 +129,6 @@ golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81R
golang.org/x/net v0.0.0-20201010224723-4f7140c49acb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20210525063256-abc453219eb5 h1:wjuX4b5yYQnEQHzd+CBcrcC6OVR2J1CN6mUy0oSxIPo=
golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/net v0.0.0-20210610132358-84b48f89b13b h1:k+E048sYJHyVnsr1GDrRZWQ32D2C7lWs9JRc0bel53A=
golang.org/x/net v0.0.0-20210610132358-84b48f89b13b/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/net v0.0.0-20210614182718-04defd469f4e h1:XpT3nA5TvE525Ne3hInMh6+GETgn27Zfm9dxsThnX2Q=
golang.org/x/net v0.0.0-20210614182718-04defd469f4e/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@ -165,19 +155,9 @@ golang.org/x/sys v0.0.0-20201101102859-da207088b7d1/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210601080250-7ecdf8ef093b h1:qh4f65QIVFjq9eBURLEYWqaEXmOyqdUyiBSgaXWccWk=
golang.org/x/sys v0.0.0-20210601080250-7ecdf8ef093b/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210603125802-9665404d3644 h1:CA1DEQ4NdKphKeL70tvsWNdT5oFh1lOjihRcEDROi0I=
golang.org/x/sys v0.0.0-20210603125802-9665404d3644/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210608053332-aa57babbf139 h1:C+AwYEtBp/VQwoLntUmQ/yx3MS9vmZaKNdw5eOpoQe8=
golang.org/x/sys v0.0.0-20210608053332-aa57babbf139/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210611083646-a4fc73990273 h1:faDu4veV+8pcThn4fewv6TVlNCezafGoC1gM/mxQLbQ=
golang.org/x/sys v0.0.0-20210611083646-a4fc73990273/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210616045830-e2b7044e8c71 h1:X/2sJAybVknnUnV7AD2HdT6rm2p5BP6eH2j+igduWgk=
golang.org/x/sys v0.0.0-20210616045830-e2b7044e8c71/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 h1:RqytpXGR1iVNX7psjB3ff8y7sNFinVFvkx1c8SjBkio=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c h1:F1jZWGFhYfh0Ci55sIpILtKKK8p3i2/krTr0H1rg74I=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 h1:v+OssWQX+hTHEmOBgwxdZxK4zHq3yOs8F9J7mk0PY8E=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

1
proxy/dialer.go
View File

@ -7,6 +7,7 @@ import (
)
var (
// ErrNotSupported indicates that the operation is not supported
ErrNotSupported = errors.New("not supported")
)

3
proxy/direct.go
View File

@ -36,6 +36,9 @@ func NewDirect(intface string, dialTimeout, relayTimeout time.Duration) (*Direct
return nil, errors.New(err.Error() + ": " + intface)
}
d.iface = iface
if ips := d.IFaceIPs(); len(ips) > 0 {
d.ip = ips[0]
}
}
}

8
proxy/protocol/smux/stream.go
View File

@ -139,7 +139,7 @@ func (s *Stream) tryReadv2(b []byte) (n int, err error) {
// in an ideal environment:
// if more than half of buffer has consumed, send read ack to peer
// based on round-trip time of ACK, continous flowing data
// based on round-trip time of ACK, continuous flowing data
// won't slow down because of waiting for ACK, as long as the
// consumer keeps on reading data
// s.numRead == n also notify window at the first read
@ -156,9 +156,8 @@ func (s *Stream) tryReadv2(b []byte) (n int, err error) {
if notifyConsumed > 0 {
err := s.sendWindowUpdate(notifyConsumed)
return n, err
} else {
return n, nil
}
return n, nil
}
select {
@ -433,9 +432,8 @@ func (s *Stream) Close() error {
_, err = s.sess.writeFrame(newFrame(byte(s.sess.config.Version), cmdFIN, s.id))
s.sess.streamClosed(s.id)
return err
} else {
return io.ErrClosedPipe
}
return io.ErrClosedPipe
}
// GetDieCh returns a readonly chan which can be readable

1
proxy/smux/server.go
View File

@ -94,6 +94,7 @@ func (s *SmuxServer) Serve(c net.Conn) {
}
}
// ServeStream serves a smux stream.
func (s *SmuxServer) ServeStream(c *smux.Stream) {
if s.server != nil {
s.server.Serve(c)

6
rule/forward.go
View File

@ -75,12 +75,12 @@ func ForwarderFromURL(s, intface string, dialTimeout, relayTimeout time.Duration
}
// DirectForwarder returns a direct forwarder.
func DirectForwarder(intface string, dialTimeout, relayTimeout time.Duration) *Forwarder {
func DirectForwarder(intface string, dialTimeout, relayTimeout time.Duration) (*Forwarder, error) {
d, err := proxy.NewDirect(intface, dialTimeout, relayTimeout)
if err != nil {
return nil
return nil, err
}
return &Forwarder{Dialer: d, addr: d.Addr()}
return &Forwarder{Dialer: d, addr: d.Addr()}, nil
}
func (f *Forwarder) parseOption(option string) error {

8
rule/group.go
View File

@ -48,8 +48,12 @@ func NewFwdrGroup(name string, s []string, c *Strategy) *FwdrGroup {
if len(fwdrs) == 0 {
// direct forwarder
fwdrs = append(fwdrs, DirectForwarder(c.IntFace,
time.Duration(c.DialTimeout)*time.Second, time.Duration(c.RelayTimeout)*time.Second))
direct, err := DirectForwarder(c.IntFace,
time.Duration(c.DialTimeout)*time.Second, time.Duration(c.RelayTimeout)*time.Second)
if err != nil {
log.Fatal(err)
}
fwdrs = append(fwdrs, direct)
c.Strategy = "rr"
}

3
rule/proxy.go
View File

@ -44,7 +44,8 @@ func NewProxy(mainForwarders []string, mainStrategy *Strategy, rules []*Config)
if len(mainForwarders) > 0 {
direct := NewFwdrGroup("", nil, mainStrategy)
for _, f := range rd.main.fwdrs {
host, _, _ := net.SplitHostPort(f.addr)
addr := strings.Split(f.addr, ",")[0]
host, _, _ := net.SplitHostPort(addr)
if ip := net.ParseIP(host); ip == nil {
rd.domainMap.Store(strings.ToLower(host), direct)
}