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ping: Fix missing bind for unix socket

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世界
2025-08-25 21:28:11 +08:00
parent 144683d882
commit ce55929883
1 changed files with 11 additions and 1 deletions
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12
ping/socket_unix.go
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@@ -12,7 +12,6 @@ import (
"github.com/sagernet/sing/common/control" "github.com/sagernet/sing/common/control"
E "github.com/sagernet/sing/common/exceptions" E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata" M "github.com/sagernet/sing/common/metadata"
"golang.org/x/sys/unix" "golang.org/x/sys/unix"
) )
@@ -74,6 +73,17 @@ func connect(privileged bool, controlFunc control.Func, destination netip.Addr)
} }
} }
var bindAddress netip.Addr
if !destination.Is6() {
bindAddress = netip.AddrFrom4([4]byte{0, 0, 0, 0})
} else {
bindAddress = netip.AddrFrom16([16]byte{})
}
err = unix.Bind(fd, M.AddrPortToSockaddr(netip.AddrPortFrom(bindAddress, 0)))
if err != nil {
return nil, err
}
err = unix.Connect(fd, M.AddrPortToSockaddr(netip.AddrPortFrom(destination, 0))) err = unix.Connect(fd, M.AddrPortToSockaddr(netip.AddrPortFrom(destination, 0)))
if err != nil { if err != nil {
return nil, E.Cause(err, "connect()") return nil, E.Cause(err, "connect()")