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Commit Graph

18 Commits

Author SHA1 Message Date
Mikio Hara
92b74d0940 net: add missing aborted connection handling on accept test
This change adds TestAcceptIgnoreAbortedConnRequest to test accepting
aborted connection requests on all supported platforms except Plan 9.

Change-Id: I5936b04085184ff348539962289b1167ec4ac619
Reviewed-on: https://go-review.googlesource.com/19707
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Mikio Hara <mikioh.mikioh@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-02-21 03:32:36 +00:00
Alex Brainman
f33f9b2cee net: make windows (*netFD).connect work like its unix version
CL 17821 used syscall.CancelIoEx to cancel outstanding connect
call, but did not check for syscall.CancelIoEx return value.
Also I am worried about introducing race here. We should use
proper tools available for us instead. For example, we could
use fd.setWriteDeadline just like unix version does. Do that.

Change-Id: Idb9a03c8c249278ce3e2a4c49cc32445d4c7b065
Reviewed-on: https://go-review.googlesource.com/17920
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
2015-12-16 23:51:38 +00:00
Brad Fitzpatrick
24a83d3545 net: add Dialer.Cancel to cancel pending dials
Dialer.Cancel is a new optional <-chan struct{} channel whose closure
indicates that the dial should be canceled. It is compatible with the
x/net/context and http.Request.Cancel types.

Tested by hand with:

package main

    import (
            "log"
            "net"
            "time"
    )

    func main() {
            log.Printf("start.")
            var d net.Dialer
            cancel := make(chan struct{})
            time.AfterFunc(2*time.Second, func() {
                    log.Printf("timeout firing")
                    close(cancel)
            })
            d.Cancel = cancel
            c, err := d.Dial("tcp", "192.168.0.1:22")
            if err != nil {
                    log.Print(err)
                    return
            }
            log.Fatalf("unexpected connect: %v", c)
    }

Which says:

    2015/12/14 22:24:58 start.
    2015/12/14 22:25:00 timeout firing
    2015/12/14 22:25:00 dial tcp 192.168.0.1:22: operation was canceled

Fixes #11225

Change-Id: I2ef39e3a540e29fe6bfec03ab7a629a6b187fcb3
Reviewed-on: https://go-review.googlesource.com/17821
Reviewed-by: Russ Cox <rsc@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-12-15 21:15:15 +00:00
Dmitry Vyukov
7b767f4e52 internal/race: add package
Factor out duplicated race thunks from sync, syscall net
and fmt packages into a separate package and use it.

Fixes #8593

Change-Id: I156869c50946277809f6b509463752e7f7d28cdb
Reviewed-on: https://go-review.googlesource.com/14870
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Dmitry Vyukov <dvyukov@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-11-26 16:50:31 +00:00
Rob Pike
67ddae87b9 all: use one 'l' when cancelling everywhere except Solaris
Fixes #11626.

Change-Id: I1b70c0844473c3b57a53d7cca747ea5cdc68d232
Reviewed-on: https://go-review.googlesource.com/14526
Run-TryBot: Rob Pike <r@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-11 18:31:51 +00:00
Mikio Hara
055ecb7be5 net: fix inconsistent errors
These a series of changes fix inconsistent errors on the package net
APIs. Now almost all the APIs return OpError as a common error type
except Lookup, Resolve and Parse APIs. The Lookup, Resolve and Parse
APIs return more specific errors such as DNSError, AddrError or
ParseError.

An OpError may contain nested error information. For example, Dial may
return an OpError containing a DNSError, AddrError, unexposed type/value
or other package's type/value like the following:
	OpError{/* dial info */, Err: &DNSError{}}
	OpError{/* dial info */, Err: &AddrError{}}
	OpError{/* dial info */, Err: <unexposed type or value>}
	OpError{/* dial info */, Err: <other package's type or value>}

and Read and Write may return an OpError containing other OpError when
an application uses io.Copy or similar:
	OpError{/* for io.Reader */, Err: &OpError{/* for io.Writer */}}

When an endpoint is created for connection-oriented byte-stream
protocols, Read may return an io.EOF when the connection is closed by
remote endpoint.

Fixes #4856.

A series of changes:
- net: fix inconsistent error values on Dial, Listen partially
  https://go.googlesource.com/go/+/89b7c66d0d14462fd7893be4290bdfe5f9063ae1
- net: fix inconsistent error values on Read
  https://go.googlesource.com/go/+/ec1144423f45e010c72363fe59291d43214b6e31
- net: fix inconsistent error values on Write
  https://go.googlesource.com/go/+/11b5f98bf0d5eb8854f735cc332c912725070214
- net: fix inconsistent error values on Close
  https://go.googlesource.com/go/+/310db63c5bc121e7bfccb494c01a6b91a257e7fc
- net: fix inconsistent error values on Accept
  https://go.googlesource.com/go/+/4540e162b1aefda8157372764ad3d290a414ef1d
- net: fix inconsistent error values on File
  https://go.googlesource.com/go/+/885111365ba0a74421059bfbd18f4c57c1e70332
- net: fix inconsistent error values on setters
  https://go.googlesource.com/go/+/2173a27903897c481b0a0daf3ca3e0a0685701db
- net: fix inconsistent error values on Interface
  https://go.googlesource.com/go/+/456cf0f22c93e1a6654980f4a48a564555f6c8a2
- net: fix inconsistent error values on Lookup
  https://go.googlesource.com/go/+/0fc582e87942b2e52bed751b6c56660ba99e9a7d
- net: add Source field to OpError
  https://go.googlesource.com/go/+/afd2d2b6df3ebfe99faf347030f15adfdf422fa0

Change-Id: Id678e369088dc9fbe9073cfe7ff8a8754a57d61f
Reviewed-on: https://go-review.googlesource.com/9236
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-05-05 09:40:07 +00:00
Mikio Hara
0f6a3ba420 net: fix possible nil pointer dereference on ReadFrom for windows
Fixes #10516.

Change-Id: Ia93f53d4e752bbcca6112bc75f6c3dbe30b90dac
Reviewed-on: https://go-review.googlesource.com/9192
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-21 06:34:44 +00:00
Mikio Hara
885111365b net: fix inconsistent error values on File
This change fixes inconsistent error values on
File{Conn,Listener,PacketConn} and File method of Conn, Listener.

Updates #4856.

Change-Id: I3197b9277bef0e034427e3a44fa77523acaa2520
Reviewed-on: https://go-review.googlesource.com/9101
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-21 03:37:41 +00:00
Mikio Hara
4540e162b1 net: fix inconsistent error values on Accept
This change fixes inconsistent error values on Accept{,TCP,Unix}.

Updates #4856.

Change-Id: Ie3bb534c19a724cacb3ea3f3656e46c810b2123f
Reviewed-on: https://go-review.googlesource.com/8996
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-18 03:38:50 +00:00
Mikio Hara
310db63c5b net: fix inconsistent error values on Close
This change fixes inconsistent error values on Close, CloseRead and
CloseWrite.

Updates #4856.

Change-Id: I3c4d46ccd7d6e1a2f52d8e75b512f62c533a368d
Reviewed-on: https://go-review.googlesource.com/8994
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-18 03:12:04 +00:00
Mikio Hara
11b5f98bf0 net: fix inconsistent error values on Write
This change fixes inconsistent error values on Write,
WriteTo{,UDP,IP,Unix} and WriteMsg{UDP,IP,Unix}.

Updates #4856.

Change-Id: I4208ab6a0650455ad7d70a80a2d6169351d6055f
Reviewed-on: https://go-review.googlesource.com/8993
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-18 02:44:08 +00:00
Mikio Hara
ec1144423f net: fix inconsistent error values on Read
This change fixes inconsistent error values on Read,
ReadFrom{,UDP,IP,Unix} and ReadMsg{UDP,IP,Unix}.

Updates #4856.

Change-Id: I7de5663094e09be2d78cdb18ce6f1e7ec260888d
Reviewed-on: https://go-review.googlesource.com/8992
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-18 02:19:46 +00:00
Mikio Hara
89b7c66d0d net: fix inconsistent error values on Dial, Listen partially
This change makes TestDialError, TestListenError work without any
external dependency, enables them by default, and removes unnecessary
-run_error_test flag for fixing #4856.

Also fixes inconsistent error values on Dial, Listen partially as a
first stab.

Updates #4856.

Change-Id: Ie10c151ae06759085f352c7db2ca45107a81914f
Reviewed-on: https://go-review.googlesource.com/8903
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-04-17 00:42:57 +00:00
Mikio Hara
29d1f3b85c net: add socket system call hooks for testing
This change adds socket system call hooks to existing test cases for
simulating a bit complicated network conditions to help making timeout
and dual IP stack test cases work more properly in followup changes.

Also test cases print debugging information in non-short mode like the
following:

Leaked goroutines:
net.TestWriteTimeout.func2(0xc20802a5a0, 0xc20801d000, 0x1000, 0x1000, 0xc2081d2ae0)
	/go/src/net/timeout_test.go:170 +0x98
created by net.TestWriteTimeout
	/go/src/net/timeout_test.go:173 +0x745
net.runDatagramPacketConnServer(0xc2080730e0, 0x2bd270, 0x3, 0x2c1770, 0xb, 0xc2081d2ba0, 0xc2081d2c00)
	/go/src/net/server_test.go:398 +0x667
created by net.TestTimeoutUDP
	/go/src/net/timeout_test.go:247 +0xc9
	(snip)

Leaked sockets:
3: {Cookie:615726511685632 Err:<nil> SocketErr:0}
5: {Cookie:7934075906097152 Err:<nil> SocketErr:0}

Socket statistical information:
{Family:1 Type:805306370 Protocol:0 Opened:17 Accepted:0 Connected:5 Closed:17}
{Family:2 Type:805306369 Protocol:0 Opened:450 Accepted:234 Connected:279 Closed:636}
{Family:1 Type:805306369 Protocol:0 Opened:11 Accepted:5 Connected:5 Closed:16}
{Family:28 Type:805306369 Protocol:0 Opened:95 Accepted:22 Connected:16 Closed:116}
{Family:2 Type:805306370 Protocol:0 Opened:84 Accepted:0 Connected:34 Closed:83}
{Family:28 Type:805306370 Protocol:0 Opened:52 Accepted:0 Connected:4 Closed:52}

Change-Id: I0e84be59a0699bc31245c78e2249423459b8cdda
Reviewed-on: https://go-review.googlesource.com/6390
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-03-31 23:07:42 +00:00
Mikio Hara
e16ed28707 net: remove full stack test cases for IPConn
A few packages that handle net.IPConn in golang.org/x/net sub repository
already implement full stack test cases with more coverage than the net
package. There is no need to keep duplicate code around here.

This change removes full stack test cases for IPConn that require
knowing how to speak with each of protocol stack implementation of
supported platforms.

Change-Id: I871119a9746fc6a2b997b69cfd733463558f5816
Reviewed-on: https://go-review.googlesource.com/3404
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-01-29 10:21:44 +00:00
Mikio Hara
a877e81caa net: don't return io.EOF on reading data from datagram, raw sockets on windows
Preventing returning io.EOF on non-connection oriented sockets is
already applied to Unix variants. This CL applies it to Windows.

Update #4856.

Change-Id: I82071d40f617e2962d0540b9d1d6a10ea4cdb2ec
Reviewed-on: https://go-review.googlesource.com/2203
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
2015-01-01 05:21:32 +00:00
Ron Hashimoto
3114bd6f97 net: disable SIO_UDP_CONNRESET behavior on windows.
Fixes #5834.

LGTM=alex.brainman
R=golang-codereviews, bradfitz, alex.brainman, mikioh.mikioh, in60jp, iant
CC=golang-codereviews
https://golang.org/cl/149510043
2014-10-10 09:21:32 +11:00
Russ Cox
c007ce824d build: move package sources from src/pkg to src
Preparation was in CL 134570043.
This CL contains only the effect of 'hg mv src/pkg/* src'.
For more about the move, see golang.org/s/go14nopkg.
2014-09-08 00:08:51 -04:00