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Improve linux bind interface

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世界 2023-09-30 21:36:00 +08:00
parent 49f5dfd767
commit c298c7b1bf
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GPG key ID: CD109927C34A63C4
5 changed files with 65 additions and 38 deletions
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33
common/control/bind.go
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@ -1,10 +1,9 @@
package control
import (
"os"
"runtime"
"syscall"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
)
@ -25,38 +24,12 @@ func BindToInterfaceFunc(finder InterfaceFinder, block func(network string, addr
}
}
const useInterfaceName = runtime.GOOS == "linux" || runtime.GOOS == "android"
func BindToInterface0(finder InterfaceFinder, conn syscall.RawConn, network string, address string, interfaceName string, interfaceIndex int) error {
if interfaceName == "" && interfaceIndex == -1 {
return nil
return E.New("interface not found: ", interfaceName)
}
if addr := M.ParseSocksaddr(address).Addr; addr.IsValid() && N.IsVirtual(addr) {
return nil
}
if interfaceName != "" && useInterfaceName || interfaceIndex != -1 && !useInterfaceName {
return bindToInterface(conn, network, address, interfaceName, interfaceIndex)
}
if finder == nil {
return os.ErrInvalid
}
var err error
if useInterfaceName {
interfaceName, err = finder.InterfaceNameByIndex(interfaceIndex)
} else {
interfaceIndex, err = finder.InterfaceIndexByName(interfaceName)
}
if err != nil {
return err
}
if useInterfaceName {
if interfaceName == "" {
return nil
}
} else {
if interfaceIndex == -1 {
return nil
}
}
return bindToInterface(conn, network, address, interfaceName, interfaceIndex)
return bindToInterface(conn, network, address, finder, interfaceName, interfaceIndex)
}