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Current Path: /opt/golang/1.22.0/src/net

📁 ..
📄 addrselect.go(9.69 KB)
📄 addrselect_test.go(8.5 KB)
📄 cgo_aix.go(582 B)
📄 cgo_android.go(272 B)
📄 cgo_bsd.go(343 B)
📄 cgo_darwin.go(298 B)
📄 cgo_linux.go(642 B)
📄 cgo_netbsd.go(276 B)
📄 cgo_openbsd.go(276 B)
📄 cgo_resnew.go(580 B)
📄 cgo_resold.go(579 B)
📄 cgo_socknew.go(753 B)
📄 cgo_sockold.go(842 B)
📄 cgo_solaris.go(343 B)
📄 cgo_stub.go(1.33 KB)
📄 cgo_unix.go(11.35 KB)
📄 cgo_unix_cgo.go(2.24 KB)
📄 cgo_unix_cgo_darwin.go(461 B)
📄 cgo_unix_cgo_res.go(911 B)
📄 cgo_unix_cgo_resn.go(998 B)
📄 cgo_unix_syscall.go(2.99 KB)
📄 cgo_unix_test.go(1.44 KB)
📄 conf.go(15.63 KB)
📄 conf_test.go(12.28 KB)
📄 conn_test.go(1.82 KB)
📄 dial.go(25.68 KB)
📄 dial_test.go(30.14 KB)
📄 dial_unix_test.go(2.77 KB)
📄 dnsclient.go(5.65 KB)
📄 dnsclient_test.go(1.51 KB)
📄 dnsclient_unix.go(24.26 KB)
📄 dnsclient_unix_test.go(69.13 KB)
📄 dnsconfig.go(1.73 KB)
📄 dnsconfig_unix.go(4.16 KB)
📄 dnsconfig_unix_test.go(7.07 KB)
📄 dnsconfig_windows.go(1.6 KB)
📄 dnsname_test.go(1.96 KB)
📄 error_plan9.go(224 B)
📄 error_plan9_test.go(437 B)
📄 error_posix.go(543 B)
📄 error_posix_test.go(981 B)
📄 error_test.go(20.32 KB)
📄 error_unix.go(382 B)
📄 error_unix_test.go(723 B)
📄 error_windows.go(355 B)
📄 error_windows_test.go(757 B)
📄 example_test.go(8.45 KB)
📄 external_test.go(4.05 KB)
📄 fd_fake.go(3.79 KB)
📄 fd_js.go(627 B)
📄 fd_plan9.go(3.56 KB)
📄 fd_posix.go(4.29 KB)
📄 fd_unix.go(5.43 KB)
📄 fd_wasip1.go(496 B)
📄 fd_windows.go(6.14 KB)
📄 file.go(1.69 KB)
📄 file_plan9.go(2.72 KB)
📄 file_stub.go(481 B)
📄 file_test.go(6.43 KB)
📄 file_unix.go(2.5 KB)
📄 file_unix_test.go(2.07 KB)
📄 file_wasip1.go(2.2 KB)
📄 file_wasip1_test.go(3.76 KB)
📄 file_windows.go(521 B)
📄 hook.go(894 B)
📄 hook_plan9.go(211 B)
📄 hook_unix.go(658 B)
📄 hook_windows.go(720 B)
📄 hosts.go(3.48 KB)
📄 hosts_test.go(5.6 KB)
📁 http
📄 interface.go(7.26 KB)
📄 interface_aix.go(4.46 KB)
📄 interface_bsd.go(2.82 KB)
📄 interface_bsd_test.go(1.44 KB)
📄 interface_bsdvar.go(718 B)
📄 interface_darwin.go(1.29 KB)
📄 interface_freebsd.go(1.29 KB)
📄 interface_linux.go(6.96 KB)
📄 interface_linux_test.go(3.65 KB)
📄 interface_plan9.go(4.71 KB)
📄 interface_solaris.go(2.13 KB)
📄 interface_stub.go(814 B)
📄 interface_test.go(9.76 KB)
📄 interface_unix_test.go(4.85 KB)
📄 interface_windows.go(5.43 KB)
📁 internal
📄 ip.go(13.88 KB)
📄 ip_test.go(25.6 KB)
📄 iprawsock.go(7.11 KB)
📄 iprawsock_plan9.go(874 B)
📄 iprawsock_posix.go(3.89 KB)
📄 iprawsock_test.go(5.98 KB)
📄 ipsock.go(9.05 KB)
📄 ipsock_plan9.go(7.48 KB)
📄 ipsock_plan9_test.go(645 B)
📄 ipsock_posix.go(7.86 KB)
📄 ipsock_test.go(6.81 KB)
📄 listen_test.go(20.5 KB)
📄 lookup.go(29.04 KB)
📄 lookup_plan9.go(9.94 KB)
📄 lookup_test.go(40.62 KB)
📄 lookup_unix.go(3.35 KB)
📄 lookup_windows.go(13.8 KB)
📄 lookup_windows_test.go(8.93 KB)
📄 mac.go(1.88 KB)
📄 mac_test.go(3.26 KB)
📁 mail
📄 main_cloexec_test.go(693 B)
📄 main_conf_test.go(1.39 KB)
📄 main_noconf_test.go(467 B)
📄 main_plan9_test.go(392 B)
📄 main_posix_test.go(1.37 KB)
📄 main_test.go(7.53 KB)
📄 main_unix_test.go(1.19 KB)
📄 main_wasm_test.go(284 B)
📄 main_windows_test.go(1 KB)
📄 mockserver_test.go(10.77 KB)
📄 mptcpsock_linux.go(3.96 KB)
📄 mptcpsock_linux_test.go(4.06 KB)
📄 mptcpsock_stub.go(542 B)
📄 net.go(24.56 KB)
📄 net_fake.go(26.36 KB)
📄 net_fake_test.go(2.79 KB)
📄 net_test.go(14 KB)
📄 net_windows_test.go(16.28 KB)
📄 netcgo_off.go(222 B)
📄 netcgo_on.go(220 B)
📄 netgo_netcgo.go(453 B)
📄 netgo_off.go(220 B)
📄 netgo_on.go(218 B)
📁 netip
📄 nss.go(5.48 KB)
📄 nss_test.go(3.4 KB)
📄 packetconn_test.go(3.02 KB)
📄 parse.go(6.04 KB)
📄 parse_test.go(1.55 KB)
📄 pipe.go(5.43 KB)
📄 pipe_test.go(1.2 KB)
📄 platform_test.go(4.33 KB)
📄 port.go(1.46 KB)
📄 port_test.go(1.34 KB)
📄 port_unix.go(1.24 KB)
📄 protoconn_test.go(7.44 KB)
📄 rawconn.go(2.7 KB)
📄 rawconn_stub_test.go(631 B)
📄 rawconn_test.go(4.33 KB)
📄 rawconn_unix_test.go(2.96 KB)
📄 rawconn_windows_test.go(3.12 KB)
📄 resolverdialfunc_test.go(8.25 KB)
📄 rlimit_js.go(346 B)
📄 rlimit_unix.go(1.1 KB)
📁 rpc
📄 sendfile_linux.go(1.12 KB)
📄 sendfile_linux_test.go(1.93 KB)
📄 sendfile_stub.go(344 B)
📄 sendfile_test.go(8.25 KB)
📄 sendfile_unix_alt.go(2.04 KB)
📄 sendfile_windows.go(1.02 KB)
📄 server_test.go(11.67 KB)
📁 smtp
📄 sock_bsd.go(918 B)
📄 sock_cloexec.go(1.38 KB)
📄 sock_linux.go(993 B)
📄 sock_linux_test.go(575 B)
📄 sock_plan9.go(262 B)
📄 sock_posix.go(6.29 KB)
📄 sock_stub.go(390 B)
📄 sock_windows.go(802 B)
📄 sockaddr_posix.go(1.45 KB)
📄 sockopt_aix.go(1.43 KB)
📄 sockopt_bsd.go(2.21 KB)
📄 sockopt_fake.go(955 B)
📄 sockopt_linux.go(1.25 KB)
📄 sockopt_plan9.go(406 B)
📄 sockopt_posix.go(2.13 KB)
📄 sockopt_solaris.go(1.25 KB)
📄 sockopt_windows.go(1.51 KB)
📄 sockoptip_bsdvar.go(867 B)
📄 sockoptip_linux.go(735 B)
📄 sockoptip_posix.go(1.38 KB)
📄 sockoptip_stub.go(769 B)
📄 sockoptip_windows.go(786 B)
📄 splice_linux.go(1.69 KB)
📄 splice_stub.go(376 B)
📄 splice_test.go(13.48 KB)
📄 sys_cloexec.go(962 B)
📄 tcpsock.go(11.75 KB)
📄 tcpsock_plan9.go(2.18 KB)
📄 tcpsock_posix.go(6.16 KB)
📄 tcpsock_test.go(17.68 KB)
📄 tcpsock_unix_test.go(2.34 KB)
📄 tcpsockopt_darwin.go(770 B)
📄 tcpsockopt_dragonfly.go(698 B)
📄 tcpsockopt_openbsd.go(365 B)
📄 tcpsockopt_plan9.go(525 B)
📄 tcpsockopt_posix.go(442 B)
📄 tcpsockopt_solaris.go(1.15 KB)
📄 tcpsockopt_stub.go(399 B)
📄 tcpsockopt_unix.go(722 B)
📄 tcpsockopt_windows.go(741 B)
📁 testdata
📁 textproto
📄 timeout_test.go(29.11 KB)
📄 udpsock.go(11.83 KB)
📄 udpsock_plan9.go(4.64 KB)
📄 udpsock_plan9_test.go(1.31 KB)
📄 udpsock_posix.go(7.53 KB)
📄 udpsock_test.go(17.24 KB)
📄 unixsock.go(10.12 KB)
📄 unixsock_linux_test.go(2.29 KB)
📄 unixsock_plan9.go(1.24 KB)
📄 unixsock_posix.go(6.64 KB)
📄 unixsock_readmsg_cloexec.go(654 B)
📄 unixsock_readmsg_cmsg_cloexec.go(332 B)
📄 unixsock_readmsg_other.go(275 B)
📄 unixsock_readmsg_test.go(2.51 KB)
📄 unixsock_test.go(10.64 KB)
📄 unixsock_windows_test.go(2.03 KB)
📁 url
📄 write_unix_test.go(1.61 KB)
📄 writev_test.go(5.03 KB)
📄 writev_unix.go(666 B)

Editing: unixsock_test.go

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !plan9 && !windows

package net

import (
	"bytes"
	"internal/testenv"
	"os"
	"reflect"
	"runtime"
	"syscall"
	"testing"
	"time"
)

func TestReadUnixgramWithUnnamedSocket(t *testing.T) {
	if !testableNetwork("unixgram") {
		t.Skip("unixgram test")
	}
	switch runtime.GOOS {
	case "js", "wasip1":
		t.Skipf("skipping: syscall.Socket not implemented on %s", runtime.GOOS)
	}
	if runtime.GOOS == "openbsd" {
		testenv.SkipFlaky(t, 15157)
	}

addr := testUnixAddr(t)
	la, err := ResolveUnixAddr("unixgram", addr)
	if err != nil {
		t.Fatal(err)
	}
	c, err := ListenUnixgram("unixgram", la)
	if err != nil {
		t.Fatal(err)
	}
	defer func() {
		c.Close()
		os.Remove(addr)
	}()

off := make(chan bool)
	data := [5]byte{1, 2, 3, 4, 5}
	go func() {
		defer func() { off <- true }()
		s, err := syscall.Socket(syscall.AF_UNIX, syscall.SOCK_DGRAM, 0)
		if err != nil {
			t.Error(err)
			return
		}
		defer syscall.Close(s)
		rsa := &syscall.SockaddrUnix{Name: addr}
		if err := syscall.Sendto(s, data[:], 0, rsa); err != nil {
			t.Error(err)
			return
		}
	}()

<-off
	b := make([]byte, 64)
	c.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
	n, from, err := c.ReadFrom(b)
	if err != nil {
		t.Fatal(err)
	}
	if from != nil {
		t.Fatalf("unexpected peer address: %v", from)
	}
	if !bytes.Equal(b[:n], data[:]) {
		t.Fatalf("got %v; want %v", b[:n], data[:])
	}
}

func TestUnixgramZeroBytePayload(t *testing.T) {
	if !testableNetwork("unixgram") {
		t.Skip("unixgram test")
	}

c1 := newLocalPacketListener(t, "unixgram")
	defer os.Remove(c1.LocalAddr().String())
	defer c1.Close()

c2, err := Dial("unixgram", c1.LocalAddr().String())
	if err != nil {
		t.Fatal(err)
	}
	defer os.Remove(c2.LocalAddr().String())
	defer c2.Close()

for _, genericRead := range []bool{false, true} {
		n, err := c2.Write(nil)
		if err != nil {
			t.Fatal(err)
		}
		if n != 0 {
			t.Errorf("got %d; want 0", n)
		}
		c1.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
		var b [1]byte
		var peer Addr
		if genericRead {
			_, err = c1.(Conn).Read(b[:])
		} else {
			_, peer, err = c1.ReadFrom(b[:])
		}
		switch err {
		case nil: // ReadFrom succeeds
			if peer != nil { // peer is connected-mode
				t.Fatalf("unexpected peer address: %v", peer)
			}
		default: // Read may timeout, it depends on the platform
			if !isDeadlineExceeded(err) {
				t.Fatal(err)
			}
		}
	}
}

func TestUnixgramZeroByteBuffer(t *testing.T) {
	if !testableNetwork("unixgram") {
		t.Skip("unixgram test")
	}
	// issue 4352: Recvfrom failed with "address family not
	// supported by protocol family" if zero-length buffer provided

c1 := newLocalPacketListener(t, "unixgram")
	defer os.Remove(c1.LocalAddr().String())
	defer c1.Close()

c2, err := Dial("unixgram", c1.LocalAddr().String())
	if err != nil {
		t.Fatal(err)
	}
	defer os.Remove(c2.LocalAddr().String())
	defer c2.Close()

b := []byte("UNIXGRAM ZERO BYTE BUFFER TEST")
	for _, genericRead := range []bool{false, true} {
		n, err := c2.Write(b)
		if err != nil {
			t.Fatal(err)
		}
		if n != len(b) {
			t.Errorf("got %d; want %d", n, len(b))
		}
		c1.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
		var peer Addr
		if genericRead {
			_, err = c1.(Conn).Read(nil)
		} else {
			_, peer, err = c1.ReadFrom(nil)
		}
		switch err {
		case nil: // ReadFrom succeeds
			if peer != nil { // peer is connected-mode
				t.Fatalf("unexpected peer address: %v", peer)
			}
		default: // Read may timeout, it depends on the platform
			if !isDeadlineExceeded(err) {
				t.Fatal(err)
			}
		}
	}
}

func TestUnixgramWrite(t *testing.T) {
	if !testableNetwork("unixgram") {
		t.Skip("unixgram test")
	}

addr := testUnixAddr(t)
	laddr, err := ResolveUnixAddr("unixgram", addr)
	if err != nil {
		t.Fatal(err)
	}
	c, err := ListenPacket("unixgram", addr)
	if err != nil {
		t.Fatal(err)
	}
	defer os.Remove(addr)
	defer c.Close()

testUnixgramWriteConn(t, laddr)
	testUnixgramWritePacketConn(t, laddr)
}

func testUnixgramWriteConn(t *testing.T, raddr *UnixAddr) {
	c, err := Dial("unixgram", raddr.String())
	if err != nil {
		t.Fatal(err)
	}
	defer c.Close()

b := []byte("CONNECTED-MODE SOCKET")
	if _, err := c.(*UnixConn).WriteToUnix(b, raddr); err == nil {
		t.Fatal("should fail")
	} else if err.(*OpError).Err != ErrWriteToConnected {
		t.Fatalf("should fail as ErrWriteToConnected: %v", err)
	}
	if _, err = c.(*UnixConn).WriteTo(b, raddr); err == nil {
		t.Fatal("should fail")
	} else if err.(*OpError).Err != ErrWriteToConnected {
		t.Fatalf("should fail as ErrWriteToConnected: %v", err)
	}
	if _, _, err = c.(*UnixConn).WriteMsgUnix(b, nil, raddr); err == nil {
		t.Fatal("should fail")
	} else if err.(*OpError).Err != ErrWriteToConnected {
		t.Fatalf("should fail as ErrWriteToConnected: %v", err)
	}
	if _, err := c.Write(b); err != nil {
		t.Fatal(err)
	}
}

func testUnixgramWritePacketConn(t *testing.T, raddr *UnixAddr) {
	addr := testUnixAddr(t)
	c, err := ListenPacket("unixgram", addr)
	if err != nil {
		t.Fatal(err)
	}
	defer os.Remove(addr)
	defer c.Close()

b := []byte("UNCONNECTED-MODE SOCKET")
	if _, err := c.(*UnixConn).WriteToUnix(b, raddr); err != nil {
		t.Fatal(err)
	}
	if _, err := c.WriteTo(b, raddr); err != nil {
		t.Fatal(err)
	}
	if _, _, err := c.(*UnixConn).WriteMsgUnix(b, nil, raddr); err != nil {
		t.Fatal(err)
	}
	if _, err := c.(*UnixConn).Write(b); err == nil {
		t.Fatal("should fail")
	}
}

func TestUnixConnLocalAndRemoteNames(t *testing.T) {
	if !testableNetwork("unix") {
		t.Skip("unix test")
	}

handler := func(ls *localServer, ln Listener) {}
	for _, laddr := range []string{"", testUnixAddr(t)} {
		laddr := laddr
		taddr := testUnixAddr(t)
		ta, err := ResolveUnixAddr("unix", taddr)
		if err != nil {
			t.Fatal(err)
		}
		ln, err := ListenUnix("unix", ta)
		if err != nil {
			t.Fatal(err)
		}
		ls := (&streamListener{Listener: ln}).newLocalServer()
		defer ls.teardown()
		if err := ls.buildup(handler); err != nil {
			t.Fatal(err)
		}

la, err := ResolveUnixAddr("unix", laddr)
		if err != nil {
			t.Fatal(err)
		}
		c, err := DialUnix("unix", la, ta)
		if err != nil {
			t.Fatal(err)
		}
		defer func() {
			c.Close()
			if la != nil {
				defer os.Remove(laddr)
			}
		}()
		if _, err := c.Write([]byte("UNIXCONN LOCAL AND REMOTE NAME TEST")); err != nil {
			t.Fatal(err)
		}

switch runtime.GOOS {
		case "android", "linux":
			if laddr == "" {
				laddr = "@" // autobind feature
			}
		}
		var connAddrs = [3]struct{ got, want Addr }{
			{ln.Addr(), ta},
			{c.LocalAddr(), &UnixAddr{Name: laddr, Net: "unix"}},
			{c.RemoteAddr(), ta},
		}
		for _, ca := range connAddrs {
			if !reflect.DeepEqual(ca.got, ca.want) {
				t.Fatalf("got %#v, expected %#v", ca.got, ca.want)
			}
		}
	}
}

func TestUnixgramConnLocalAndRemoteNames(t *testing.T) {
	if !testableNetwork("unixgram") {
		t.Skip("unixgram test")
	}

for _, laddr := range []string{"", testUnixAddr(t)} {
		laddr := laddr
		taddr := testUnixAddr(t)
		ta, err := ResolveUnixAddr("unixgram", taddr)
		if err != nil {
			t.Fatal(err)
		}
		c1, err := ListenUnixgram("unixgram", ta)
		if err != nil {
			t.Fatal(err)
		}
		defer func() {
			c1.Close()
			os.Remove(taddr)
		}()

var la *UnixAddr
		if laddr != "" {
			if la, err = ResolveUnixAddr("unixgram", laddr); err != nil {
				t.Fatal(err)
			}
		}
		c2, err := DialUnix("unixgram", la, ta)
		if err != nil {
			t.Fatal(err)
		}
		defer func() {
			c2.Close()
			if la != nil {
				defer os.Remove(laddr)
			}
		}()

switch runtime.GOOS {
		case "android", "linux":
			if laddr == "" {
				laddr = "@" // autobind feature
			}
		}

var connAddrs = [4]struct{ got, want Addr }{
			{c1.LocalAddr(), ta},
			{c1.RemoteAddr(), nil},
			{c2.LocalAddr(), &UnixAddr{Name: laddr, Net: "unixgram"}},
			{c2.RemoteAddr(), ta},
		}
		for _, ca := range connAddrs {
			if !reflect.DeepEqual(ca.got, ca.want) {
				t.Fatalf("got %#v; want %#v", ca.got, ca.want)
			}
		}
	}
}

func TestUnixUnlink(t *testing.T) {
	if !testableNetwork("unix") {
		t.Skip("unix test")
	}
	switch runtime.GOOS {
	case "js", "wasip1":
		t.Skipf("skipping: %s does not support Unlink", runtime.GOOS)
	}

name := testUnixAddr(t)

listen := func(t *testing.T) *UnixListener {
		l, err := Listen("unix", name)
		if err != nil {
			t.Fatal(err)
		}
		return l.(*UnixListener)
	}
	checkExists := func(t *testing.T, desc string) {
		if _, err := os.Stat(name); err != nil {
			t.Fatalf("unix socket does not exist %s: %v", desc, err)
		}
	}
	checkNotExists := func(t *testing.T, desc string) {
		if _, err := os.Stat(name); err == nil {
			t.Fatalf("unix socket does exist %s: %v", desc, err)
		}
	}

// Listener should remove on close.
	t.Run("Listen", func(t *testing.T) {
		l := listen(t)
		checkExists(t, "after Listen")
		l.Close()
		checkNotExists(t, "after Listener close")
	})

// FileListener should not.
	t.Run("FileListener", func(t *testing.T) {
		l := listen(t)
		f, _ := l.File()
		l1, _ := FileListener(f)
		checkExists(t, "after FileListener")
		f.Close()
		checkExists(t, "after File close")
		l1.Close()
		checkExists(t, "after FileListener close")
		l.Close()
		checkNotExists(t, "after Listener close")
	})

// Only first call to l.Close should remove.
	t.Run("SecondClose", func(t *testing.T) {
		l := listen(t)
		checkExists(t, "after Listen")
		l.Close()
		checkNotExists(t, "after Listener close")
		if err := os.WriteFile(name, []byte("hello world"), 0666); err != nil {
			t.Fatalf("cannot recreate socket file: %v", err)
		}
		checkExists(t, "after writing temp file")
		l.Close()
		checkExists(t, "after second Listener close")
		os.Remove(name)
	})

// SetUnlinkOnClose should do what it says.

t.Run("Listen/SetUnlinkOnClose(true)", func(t *testing.T) {
		l := listen(t)
		checkExists(t, "after Listen")
		l.SetUnlinkOnClose(true)
		l.Close()
		checkNotExists(t, "after Listener close")
	})

t.Run("Listen/SetUnlinkOnClose(false)", func(t *testing.T) {
		l := listen(t)
		checkExists(t, "after Listen")
		l.SetUnlinkOnClose(false)
		l.Close()
		checkExists(t, "after Listener close")
		os.Remove(name)
	})

t.Run("FileListener/SetUnlinkOnClose(true)", func(t *testing.T) {
		l := listen(t)
		f, _ := l.File()
		l1, _ := FileListener(f)
		checkExists(t, "after FileListener")
		l1.(*UnixListener).SetUnlinkOnClose(true)
		f.Close()
		checkExists(t, "after File close")
		l1.Close()
		checkNotExists(t, "after FileListener close")
		l.Close()
	})

t.Run("FileListener/SetUnlinkOnClose(false)", func(t *testing.T) {
		l := listen(t)
		f, _ := l.File()
		l1, _ := FileListener(f)
		checkExists(t, "after FileListener")
		l1.(*UnixListener).SetUnlinkOnClose(false)
		f.Close()
		checkExists(t, "after File close")
		l1.Close()
		checkExists(t, "after FileListener close")
		l.Close()
	})
}

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