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opt
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golang
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1.19.4
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src
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net
Server IP: 191.96.63.230
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Size
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..
-
12/01/2022 06:13:58 PM
rwxr-xr-x
📄
addrselect.go
9.44 KB
12/01/2022 06:12:59 PM
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📄
addrselect_test.go
6.22 KB
12/01/2022 06:12:59 PM
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cgo_aix.go
582 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
cgo_android.go
272 bytes
12/01/2022 06:12:59 PM
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cgo_bsd.go
353 bytes
12/01/2022 06:12:59 PM
rw-r--r--
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cgo_linux.go
642 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
cgo_netbsd.go
276 bytes
12/01/2022 06:12:59 PM
rw-r--r--
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cgo_openbsd.go
276 bytes
12/01/2022 06:12:59 PM
rw-r--r--
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cgo_resnew.go
590 bytes
12/01/2022 06:12:59 PM
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cgo_resold.go
579 bytes
12/01/2022 06:12:59 PM
rw-r--r--
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cgo_socknew.go
753 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
cgo_sockold.go
852 bytes
12/01/2022 06:12:59 PM
rw-r--r--
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cgo_solaris.go
343 bytes
12/01/2022 06:12:59 PM
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cgo_stub.go
1.03 KB
12/01/2022 06:12:59 PM
rw-r--r--
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cgo_unix.go
9.49 KB
12/01/2022 06:12:59 PM
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📄
cgo_unix_test.go
1.84 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
cgo_windows.go
402 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
conf.go
9.65 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
conf_netcgo.go
370 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
conf_test.go
9.7 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
conn_test.go
1.73 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dial.go
22.73 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dial_test.go
26.1 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dial_unix_test.go
2.77 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dnsclient.go
5.57 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dnsclient_test.go
1.51 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dnsclient_unix.go
22.72 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dnsclient_unix_test.go
57.08 KB
12/01/2022 06:12:59 PM
rw-r--r--
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dnsconfig.go
1.61 KB
12/01/2022 06:12:59 PM
rw-r--r--
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dnsconfig_unix.go
4.01 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dnsconfig_unix_test.go
6.69 KB
12/01/2022 06:12:59 PM
rw-r--r--
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dnsconfig_windows.go
1.42 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
dnsname_test.go
1.98 KB
12/01/2022 06:12:59 PM
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📄
error_plan9.go
224 bytes
12/01/2022 06:12:59 PM
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📄
error_plan9_test.go
476 bytes
12/01/2022 06:12:59 PM
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📄
error_posix.go
542 bytes
12/01/2022 06:12:59 PM
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📄
error_posix_test.go
981 bytes
12/01/2022 06:12:59 PM
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📄
error_test.go
19.72 KB
12/01/2022 06:12:59 PM
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error_unix.go
372 bytes
12/01/2022 06:12:59 PM
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📄
error_unix_test.go
762 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
error_windows.go
355 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
error_windows_test.go
796 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
example_test.go
8.45 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
external_test.go
4.07 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
fcntl_libc_test.go
374 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
fcntl_syscall_test.go
496 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
fd_plan9.go
3.56 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
fd_posix.go
4.29 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
fd_unix.go
5.37 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
fd_windows.go
4.62 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
file.go
1.69 KB
12/01/2022 06:12:59 PM
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📄
file_plan9.go
2.68 KB
12/01/2022 06:12:59 PM
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file_stub.go
489 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
file_test.go
6.38 KB
12/01/2022 06:12:59 PM
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📄
file_unix.go
2.46 KB
12/01/2022 06:12:59 PM
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📄
file_windows.go
521 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
hook.go
628 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
hook_plan9.go
283 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
hook_unix.go
690 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
hook_windows.go
875 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
hosts.go
3.02 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
hosts_test.go
4.58 KB
12/01/2022 06:12:59 PM
rw-r--r--
📁
http
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12/01/2022 06:13:56 PM
rwxr-xr-x
📄
interface.go
7.17 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_aix.go
4.4 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_bsd.go
2.76 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_bsd_test.go
1.44 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_bsdvar.go
718 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_darwin.go
1.29 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_freebsd.go
1.29 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_linux.go
6.9 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_linux_test.go
3.65 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_plan9.go
4.68 KB
12/01/2022 06:12:59 PM
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📄
interface_solaris.go
2.07 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_stub.go
812 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_test.go
9.67 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_unix_test.go
4.73 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
interface_windows.go
5.41 KB
12/01/2022 06:12:59 PM
rw-r--r--
📁
internal
-
12/01/2022 06:13:56 PM
rwxr-xr-x
📄
ip.go
17.72 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
ip_test.go
25.33 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
iprawsock.go
7.08 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
iprawsock_plan9.go
874 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
iprawsock_posix.go
3.41 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
iprawsock_test.go
5.62 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
ipsock.go
8.97 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
ipsock_plan9.go
7.5 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
ipsock_plan9_test.go
645 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
ipsock_posix.go
7.66 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
ipsock_test.go
6.81 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
listen_test.go
20.51 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
lookup.go
27.82 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
lookup_fake.go
1.64 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
lookup_plan9.go
8.86 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
lookup_test.go
35.13 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
lookup_unix.go
4.46 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
lookup_windows.go
12.53 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
lookup_windows_test.go
8.5 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
mac.go
1.88 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
mac_test.go
3.26 KB
12/01/2022 06:12:59 PM
rw-r--r--
📁
mail
-
12/01/2022 06:13:56 PM
rwxr-xr-x
📄
main_cloexec_test.go
693 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
main_conf_test.go
922 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
main_noconf_test.go
505 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
main_plan9_test.go
392 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
main_posix_test.go
1.38 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
main_test.go
7.08 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
main_unix_test.go
1.19 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
main_windows_test.go
1.08 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
mockserver_test.go
10.79 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
net.go
23.25 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
net_fake.go
6.59 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
net_test.go
13.88 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
net_windows_test.go
16.28 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
netgo.go
427 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
netgo_unix_test.go
656 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📁
netip
-
12/01/2022 06:13:56 PM
rwxr-xr-x
📄
nss.go
3.64 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
nss_test.go
3.35 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
packetconn_test.go
3.03 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
parse.go
7.06 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
parse_test.go
1.46 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
pipe.go
5.43 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
pipe_test.go
1.2 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
platform_test.go
4.57 KB
12/01/2022 06:12:59 PM
rw-r--r--
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port.go
1.46 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
port_test.go
1.34 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
port_unix.go
1.24 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
protoconn_test.go
7.19 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
rawconn.go
1.89 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
rawconn_stub_test.go
631 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
rawconn_test.go
4.32 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
rawconn_unix_test.go
2.96 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
rawconn_windows_test.go
3.12 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
resolverdialfunc_test.go
8.29 KB
12/01/2022 06:12:59 PM
rw-r--r--
📁
rpc
-
12/01/2022 06:13:56 PM
rwxr-xr-x
📄
sendfile_linux.go
1.1 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sendfile_stub.go
344 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sendfile_test.go
6.72 KB
12/01/2022 06:12:59 PM
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sendfile_unix_alt.go
2.01 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sendfile_windows.go
1.02 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
server_test.go
11.01 KB
12/01/2022 06:12:59 PM
rw-r--r--
📁
smtp
-
12/01/2022 06:13:56 PM
rwxr-xr-x
📄
sock_bsd.go
918 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sock_cloexec.go
741 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sock_linux.go
1.53 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sock_linux_test.go
545 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sock_plan9.go
262 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sock_posix.go
6.78 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sock_stub.go
390 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sock_windows.go
1.16 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockaddr_posix.go
914 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_aix.go
1.43 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_bsd.go
2.21 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_linux.go
1.25 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_plan9.go
406 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_posix.go
2.62 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_solaris.go
1.25 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_stub.go
742 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockopt_windows.go
1.51 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockoptip_bsdvar.go
867 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockoptip_linux.go
735 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockoptip_posix.go
1.38 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockoptip_stub.go
767 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
sockoptip_windows.go
819 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
splice_linux.go
1.09 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
splice_stub.go
287 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
splice_test.go
10.05 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
sys_cloexec.go
962 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsock.go
10.61 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsock_plan9.go
2.21 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsock_posix.go
5.31 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsock_test.go
17.32 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsock_unix_test.go
2.35 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_darwin.go
770 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_dragonfly.go
698 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_openbsd.go
365 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_plan9.go
525 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_posix.go
442 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_solaris.go
1.15 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_stub.go
397 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_unix.go
722 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
tcpsockopt_windows.go
741 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📁
testdata
-
12/01/2022 06:13:56 PM
rwxr-xr-x
📁
textproto
-
12/01/2022 06:13:56 PM
rwxr-xr-x
📄
timeout_test.go
28.56 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
udpsock.go
11.83 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
udpsock_plan9.go
4.64 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
udpsock_plan9_test.go
1.31 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
udpsock_posix.go
6.78 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
udpsock_test.go
16.29 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock.go
10.17 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock_linux_test.go
2.29 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock_plan9.go
1.24 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock_posix.go
5.87 KB
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock_readmsg_cloexec.go
654 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock_readmsg_cmsg_cloexec.go
332 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock_readmsg_other.go
275 bytes
12/01/2022 06:12:59 PM
rw-r--r--
📄
unixsock_readmsg_test.go
2.48 KB
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unixsock_test.go
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unixsock_windows_test.go
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write_unix_test.go
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writev_test.go
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writev_unix.go
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Editing: mockserver_test.go
Close
// 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 !js package net import ( "context" "errors" "fmt" "os" "path/filepath" "sync" "testing" "time" ) // testUnixAddr uses os.MkdirTemp to get a name that is unique. func testUnixAddr(t testing.TB) string { // Pass an empty pattern to get a directory name that is as short as possible. // If we end up with a name longer than the sun_path field in the sockaddr_un // struct, we won't be able to make the syscall to open the socket. d, err := os.MkdirTemp("", "") if err != nil { t.Fatal(err) } t.Cleanup(func() { if err := os.RemoveAll(d); err != nil { t.Error(err) } }) return filepath.Join(d, "sock") } func newLocalListener(t testing.TB, network string, lcOpt ...*ListenConfig) Listener { var lc *ListenConfig switch len(lcOpt) { case 0: lc = new(ListenConfig) case 1: lc = lcOpt[0] default: t.Helper() t.Fatal("too many ListenConfigs passed to newLocalListener: want 0 or 1") } listen := func(net, addr string) Listener { ln, err := lc.Listen(context.Background(), net, addr) if err != nil { t.Helper() t.Fatal(err) } return ln } switch network { case "tcp": if supportsIPv4() { if !supportsIPv6() { return listen("tcp4", "127.0.0.1:0") } if ln, err := Listen("tcp4", "127.0.0.1:0"); err == nil { return ln } } if supportsIPv6() { return listen("tcp6", "[::1]:0") } case "tcp4": if supportsIPv4() { return listen("tcp4", "127.0.0.1:0") } case "tcp6": if supportsIPv6() { return listen("tcp6", "[::1]:0") } case "unix", "unixpacket": return listen(network, testUnixAddr(t)) } t.Helper() t.Fatalf("%s is not supported", network) return nil } func newDualStackListener() (lns []*TCPListener, err error) { var args = []struct { network string TCPAddr }{ {"tcp4", TCPAddr{IP: IPv4(127, 0, 0, 1)}}, {"tcp6", TCPAddr{IP: IPv6loopback}}, } for i := 0; i < 64; i++ { var port int var lns []*TCPListener for _, arg := range args { arg.TCPAddr.Port = port ln, err := ListenTCP(arg.network, &arg.TCPAddr) if err != nil { continue } port = ln.Addr().(*TCPAddr).Port lns = append(lns, ln) } if len(lns) != len(args) { for _, ln := range lns { ln.Close() } continue } return lns, nil } return nil, errors.New("no dualstack port available") } type localServer struct { lnmu sync.RWMutex Listener done chan bool // signal that indicates server stopped cl []Conn // accepted connection list } func (ls *localServer) buildup(handler func(*localServer, Listener)) error { go func() { handler(ls, ls.Listener) close(ls.done) }() return nil } func (ls *localServer) teardown() error { ls.lnmu.Lock() defer ls.lnmu.Unlock() if ls.Listener != nil { network := ls.Listener.Addr().Network() address := ls.Listener.Addr().String() ls.Listener.Close() for _, c := range ls.cl { if err := c.Close(); err != nil { return err } } <-ls.done ls.Listener = nil switch network { case "unix", "unixpacket": os.Remove(address) } } return nil } func newLocalServer(t testing.TB, network string) *localServer { t.Helper() ln := newLocalListener(t, network) return &localServer{Listener: ln, done: make(chan bool)} } type streamListener struct { network, address string Listener done chan bool // signal that indicates server stopped } func (sl *streamListener) newLocalServer() *localServer { return &localServer{Listener: sl.Listener, done: make(chan bool)} } type dualStackServer struct { lnmu sync.RWMutex lns []streamListener port string cmu sync.RWMutex cs []Conn // established connections at the passive open side } func (dss *dualStackServer) buildup(handler func(*dualStackServer, Listener)) error { for i := range dss.lns { go func(i int) { handler(dss, dss.lns[i].Listener) close(dss.lns[i].done) }(i) } return nil } func (dss *dualStackServer) teardownNetwork(network string) error { dss.lnmu.Lock() for i := range dss.lns { if network == dss.lns[i].network && dss.lns[i].Listener != nil { dss.lns[i].Listener.Close() <-dss.lns[i].done dss.lns[i].Listener = nil } } dss.lnmu.Unlock() return nil } func (dss *dualStackServer) teardown() error { dss.lnmu.Lock() for i := range dss.lns { if dss.lns[i].Listener != nil { dss.lns[i].Listener.Close() <-dss.lns[i].done } } dss.lns = dss.lns[:0] dss.lnmu.Unlock() dss.cmu.Lock() for _, c := range dss.cs { c.Close() } dss.cs = dss.cs[:0] dss.cmu.Unlock() return nil } func newDualStackServer() (*dualStackServer, error) { lns, err := newDualStackListener() if err != nil { return nil, err } _, port, err := SplitHostPort(lns[0].Addr().String()) if err != nil { lns[0].Close() lns[1].Close() return nil, err } return &dualStackServer{ lns: []streamListener{ {network: "tcp4", address: lns[0].Addr().String(), Listener: lns[0], done: make(chan bool)}, {network: "tcp6", address: lns[1].Addr().String(), Listener: lns[1], done: make(chan bool)}, }, port: port, }, nil } func (ls *localServer) transponder(ln Listener, ch chan<- error) { defer close(ch) switch ln := ln.(type) { case *TCPListener: ln.SetDeadline(time.Now().Add(someTimeout)) case *UnixListener: ln.SetDeadline(time.Now().Add(someTimeout)) } c, err := ln.Accept() if err != nil { if perr := parseAcceptError(err); perr != nil { ch <- perr } ch <- err return } ls.cl = append(ls.cl, c) network := ln.Addr().Network() if c.LocalAddr().Network() != network || c.RemoteAddr().Network() != network { ch <- fmt.Errorf("got %v->%v; expected %v->%v", c.LocalAddr().Network(), c.RemoteAddr().Network(), network, network) return } c.SetDeadline(time.Now().Add(someTimeout)) c.SetReadDeadline(time.Now().Add(someTimeout)) c.SetWriteDeadline(time.Now().Add(someTimeout)) b := make([]byte, 256) n, err := c.Read(b) if err != nil { if perr := parseReadError(err); perr != nil { ch <- perr } ch <- err return } if _, err := c.Write(b[:n]); err != nil { if perr := parseWriteError(err); perr != nil { ch <- perr } ch <- err return } } func transceiver(c Conn, wb []byte, ch chan<- error) { defer close(ch) c.SetDeadline(time.Now().Add(someTimeout)) c.SetReadDeadline(time.Now().Add(someTimeout)) c.SetWriteDeadline(time.Now().Add(someTimeout)) n, err := c.Write(wb) if err != nil { if perr := parseWriteError(err); perr != nil { ch <- perr } ch <- err return } if n != len(wb) { ch <- fmt.Errorf("wrote %d; want %d", n, len(wb)) } rb := make([]byte, len(wb)) n, err = c.Read(rb) if err != nil { if perr := parseReadError(err); perr != nil { ch <- perr } ch <- err return } if n != len(wb) { ch <- fmt.Errorf("read %d; want %d", n, len(wb)) } } func newLocalPacketListener(t testing.TB, network string, lcOpt ...*ListenConfig) PacketConn { var lc *ListenConfig switch len(lcOpt) { case 0: lc = new(ListenConfig) case 1: lc = lcOpt[0] default: t.Helper() t.Fatal("too many ListenConfigs passed to newLocalListener: want 0 or 1") } listenPacket := func(net, addr string) PacketConn { c, err := lc.ListenPacket(context.Background(), net, addr) if err != nil { t.Helper() t.Fatal(err) } return c } switch network { case "udp": if supportsIPv4() { return listenPacket("udp4", "127.0.0.1:0") } if supportsIPv6() { return listenPacket("udp6", "[::1]:0") } case "udp4": if supportsIPv4() { return listenPacket("udp4", "127.0.0.1:0") } case "udp6": if supportsIPv6() { return listenPacket("udp6", "[::1]:0") } case "unixgram": return listenPacket(network, testUnixAddr(t)) } t.Helper() t.Fatalf("%s is not supported", network) return nil } func newDualStackPacketListener() (cs []*UDPConn, err error) { var args = []struct { network string UDPAddr }{ {"udp4", UDPAddr{IP: IPv4(127, 0, 0, 1)}}, {"udp6", UDPAddr{IP: IPv6loopback}}, } for i := 0; i < 64; i++ { var port int var cs []*UDPConn for _, arg := range args { arg.UDPAddr.Port = port c, err := ListenUDP(arg.network, &arg.UDPAddr) if err != nil { continue } port = c.LocalAddr().(*UDPAddr).Port cs = append(cs, c) } if len(cs) != len(args) { for _, c := range cs { c.Close() } continue } return cs, nil } return nil, errors.New("no dualstack port available") } type localPacketServer struct { pcmu sync.RWMutex PacketConn done chan bool // signal that indicates server stopped } func (ls *localPacketServer) buildup(handler func(*localPacketServer, PacketConn)) error { go func() { handler(ls, ls.PacketConn) close(ls.done) }() return nil } func (ls *localPacketServer) teardown() error { ls.pcmu.Lock() if ls.PacketConn != nil { network := ls.PacketConn.LocalAddr().Network() address := ls.PacketConn.LocalAddr().String() ls.PacketConn.Close() <-ls.done ls.PacketConn = nil switch network { case "unixgram": os.Remove(address) } } ls.pcmu.Unlock() return nil } func newLocalPacketServer(t testing.TB, network string) *localPacketServer { t.Helper() c := newLocalPacketListener(t, network) return &localPacketServer{PacketConn: c, done: make(chan bool)} } type packetListener struct { PacketConn } func (pl *packetListener) newLocalServer() *localPacketServer { return &localPacketServer{PacketConn: pl.PacketConn, done: make(chan bool)} } func packetTransponder(c PacketConn, ch chan<- error) { defer close(ch) c.SetDeadline(time.Now().Add(someTimeout)) c.SetReadDeadline(time.Now().Add(someTimeout)) c.SetWriteDeadline(time.Now().Add(someTimeout)) b := make([]byte, 256) n, peer, err := c.ReadFrom(b) if err != nil { if perr := parseReadError(err); perr != nil { ch <- perr } ch <- err return } if peer == nil { // for connected-mode sockets switch c.LocalAddr().Network() { case "udp": peer, err = ResolveUDPAddr("udp", string(b[:n])) case "unixgram": peer, err = ResolveUnixAddr("unixgram", string(b[:n])) } if err != nil { ch <- err return } } if _, err := c.WriteTo(b[:n], peer); err != nil { if perr := parseWriteError(err); perr != nil { ch <- perr } ch <- err return } } func packetTransceiver(c PacketConn, wb []byte, dst Addr, ch chan<- error) { defer close(ch) c.SetDeadline(time.Now().Add(someTimeout)) c.SetReadDeadline(time.Now().Add(someTimeout)) c.SetWriteDeadline(time.Now().Add(someTimeout)) n, err := c.WriteTo(wb, dst) if err != nil { if perr := parseWriteError(err); perr != nil { ch <- perr } ch <- err return } if n != len(wb) { ch <- fmt.Errorf("wrote %d; want %d", n, len(wb)) } rb := make([]byte, len(wb)) n, _, err = c.ReadFrom(rb) if err != nil { if perr := parseReadError(err); perr != nil { ch <- perr } ch <- err return } if n != len(wb) { ch <- fmt.Errorf("read %d; want %d", n, len(wb)) } }