Merge pull request #22088 from amitkris/update_fsnotify

Update fsnotify to v1.2.11
This commit is contained in:
Alexander Morozov 2016-04-18 12:38:29 -07:00
Родитель 4e898ae64b ae75a7d3b2
Коммит 2b6d7f728e
14 изменённых файлов: 281 добавлений и 179 удалений

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@ -78,7 +78,7 @@ clone git github.com/philhofer/fwd 899e4efba8eaa1fea74175308f3fae18ff3319fa
clone git github.com/tinylib/msgp 75ee40d2601edf122ef667e2a07d600d4c44490c
# fsnotify
clone git gopkg.in/fsnotify.v1 v1.2.0
clone git gopkg.in/fsnotify.v1 v1.2.11
# awslogs deps
clone git github.com/aws/aws-sdk-go v0.9.9

18
vendor/src/gopkg.in/fsnotify.v1/.travis.yml поставляемый
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@ -2,10 +2,24 @@ sudo: false
language: go
go:
- 1.4.1
- 1.5.4
- 1.6.1
- tip
matrix:
allow_failures:
- go: tip
before_script:
- FIXED=$(go fmt ./... | wc -l); if [ $FIXED -gt 0 ]; then echo "gofmt - $FIXED file(s) not formatted correctly, please run gofmt to fix this." && exit 1; fi
- go get -u github.com/golang/lint/golint
script:
- go test -v --race ./...
after_script:
- test -z "$(gofmt -s -l -w . | tee /dev/stderr)"
- test -z "$(golint ./... | tee /dev/stderr)"
- go vet ./...
os:
- linux

11
vendor/src/gopkg.in/fsnotify.v1/AUTHORS поставляемый
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@ -9,22 +9,30 @@
# Please keep the list sorted.
Adrien Bustany <adrien@bustany.org>
Amit Krishnan <amit.krishnan@oracle.com>
Bjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com>
Caleb Spare <cespare@gmail.com>
Case Nelson <case@teammating.com>
Chris Howey <howeyc@gmail.com> <chris@howey.me>
Chris Howey <chris@howey.me> <howeyc@gmail.com>
Christoffer Buchholz <christoffer.buchholz@gmail.com>
Daniel Wagner-Hall <dawagner@gmail.com>
Dave Cheney <dave@cheney.net>
Evan Phoenix <evan@fallingsnow.net>
Francisco Souza <f@souza.cc>
Hari haran <hariharan.uno@gmail.com>
John C Barstow
Kelvin Fo <vmirage@gmail.com>
Ken-ichirou MATSUZAWA <chamas@h4.dion.ne.jp>
Matt Layher <mdlayher@gmail.com>
Nathan Youngman <git@nathany.com>
Paul Hammond <paul@paulhammond.org>
Pawel Knap <pawelknap88@gmail.com>
Pieter Droogendijk <pieter@binky.org.uk>
Pursuit92 <JoshChase@techpursuit.net>
Riku Voipio <riku.voipio@linaro.org>
Rob Figueiredo <robfig@gmail.com>
Soge Zhang <zhssoge@gmail.com>
Tiffany Jernigan <tiffany.jernigan@intel.com>
Tilak Sharma <tilaks@google.com>
Travis Cline <travis.cline@gmail.com>
Tudor Golubenco <tudor.g@gmail.com>
@ -32,3 +40,4 @@ Yukang <moorekang@gmail.com>
bronze1man <bronze1man@gmail.com>
debrando <denis.brandolini@gmail.com>
henrikedwards <henrik.edwards@gmail.com>
铁哥 <guotie.9@gmail.com>

62
vendor/src/gopkg.in/fsnotify.v1/CHANGELOG.md поставляемый
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@ -1,53 +1,78 @@
# Changelog
## v1.2.10 / 2016-03-02
* Fix golint errors in windows.go [#121](https://github.com/fsnotify/fsnotify/pull/121) (thanks @tiffanyfj)
## v1.2.9 / 2016-01-13
kqueue: Fix logic for CREATE after REMOVE [#111](https://github.com/fsnotify/fsnotify/pull/111) (thanks @bep)
## v1.2.8 / 2015-12-17
* kqueue: fix race condition in Close [#105](https://github.com/fsnotify/fsnotify/pull/105) (thanks @djui for reporting the issue and @ppknap for writing a failing test)
* inotify: fix race in test
* enable race detection for continuous integration (Linux, Mac, Windows)
## v1.2.5 / 2015-10-17
* inotify: use epoll_create1 for arm64 support (requires Linux 2.6.27 or later) [#100](https://github.com/fsnotify/fsnotify/pull/100) (thanks @suihkulokki)
* inotify: fix path leaks [#73](https://github.com/fsnotify/fsnotify/pull/73) (thanks @chamaken)
* kqueue: watch for rename events on subdirectories [#83](https://github.com/fsnotify/fsnotify/pull/83) (thanks @guotie)
* kqueue: avoid infinite loops from symlinks cycles [#101](https://github.com/fsnotify/fsnotify/pull/101) (thanks @illicitonion)
## v1.2.1 / 2015-10-14
* kqueue: don't watch named pipes [#98](https://github.com/fsnotify/fsnotify/pull/98) (thanks @evanphx)
## v1.2.0 / 2015-02-08
* inotify: use epoll to wake up readEvents [#66](https://github.com/go-fsnotify/fsnotify/pull/66) (thanks @PieterD)
* inotify: closing watcher should now always shut down goroutine [#63](https://github.com/go-fsnotify/fsnotify/pull/63) (thanks @PieterD)
* kqueue: close kqueue after removing watches, fixes [#59](https://github.com/go-fsnotify/fsnotify/issues/59)
* inotify: use epoll to wake up readEvents [#66](https://github.com/fsnotify/fsnotify/pull/66) (thanks @PieterD)
* inotify: closing watcher should now always shut down goroutine [#63](https://github.com/fsnotify/fsnotify/pull/63) (thanks @PieterD)
* kqueue: close kqueue after removing watches, fixes [#59](https://github.com/fsnotify/fsnotify/issues/59)
## v1.1.1 / 2015-02-05
* inotify: Retry read on EINTR [#61](https://github.com/go-fsnotify/fsnotify/issues/61) (thanks @PieterD)
* inotify: Retry read on EINTR [#61](https://github.com/fsnotify/fsnotify/issues/61) (thanks @PieterD)
## v1.1.0 / 2014-12-12
* kqueue: rework internals [#43](https://github.com/go-fsnotify/fsnotify/pull/43)
* kqueue: rework internals [#43](https://github.com/fsnotify/fsnotify/pull/43)
* add low-level functions
* only need to store flags on directories
* less mutexes [#13](https://github.com/go-fsnotify/fsnotify/issues/13)
* less mutexes [#13](https://github.com/fsnotify/fsnotify/issues/13)
* done can be an unbuffered channel
* remove calls to os.NewSyscallError
* More efficient string concatenation for Event.String() [#52](https://github.com/go-fsnotify/fsnotify/pull/52) (thanks @mdlayher)
* kqueue: fix regression in rework causing subdirectories to be watched [#48](https://github.com/go-fsnotify/fsnotify/issues/48)
* kqueue: cleanup internal watch before sending remove event [#51](https://github.com/go-fsnotify/fsnotify/issues/51)
* More efficient string concatenation for Event.String() [#52](https://github.com/fsnotify/fsnotify/pull/52) (thanks @mdlayher)
* kqueue: fix regression in rework causing subdirectories to be watched [#48](https://github.com/fsnotify/fsnotify/issues/48)
* kqueue: cleanup internal watch before sending remove event [#51](https://github.com/fsnotify/fsnotify/issues/51)
## v1.0.4 / 2014-09-07
* kqueue: add dragonfly to the build tags.
* Rename source code files, rearrange code so exported APIs are at the top.
* Add done channel to example code. [#37](https://github.com/go-fsnotify/fsnotify/pull/37) (thanks @chenyukang)
* Add done channel to example code. [#37](https://github.com/fsnotify/fsnotify/pull/37) (thanks @chenyukang)
## v1.0.3 / 2014-08-19
* [Fix] Windows MOVED_TO now translates to Create like on BSD and Linux. [#36](https://github.com/go-fsnotify/fsnotify/issues/36)
* [Fix] Windows MOVED_TO now translates to Create like on BSD and Linux. [#36](https://github.com/fsnotify/fsnotify/issues/36)
## v1.0.2 / 2014-08-17
* [Fix] Missing create events on OS X. [#14](https://github.com/go-fsnotify/fsnotify/issues/14) (thanks @zhsso)
* [Fix] Missing create events on OS X. [#14](https://github.com/fsnotify/fsnotify/issues/14) (thanks @zhsso)
* [Fix] Make ./path and path equivalent. (thanks @zhsso)
## v1.0.0 / 2014-08-15
* [API] Remove AddWatch on Windows, use Add.
* Improve documentation for exported identifiers. [#30](https://github.com/go-fsnotify/fsnotify/issues/30)
* Improve documentation for exported identifiers. [#30](https://github.com/fsnotify/fsnotify/issues/30)
* Minor updates based on feedback from golint.
## dev / 2014-07-09
* Moved to [github.com/go-fsnotify/fsnotify](https://github.com/go-fsnotify/fsnotify).
* Moved to [github.com/fsnotify/fsnotify](https://github.com/fsnotify/fsnotify).
* Use os.NewSyscallError instead of returning errno (thanks @hariharan-uno)
## dev / 2014-07-04
* kqueue: fix incorrect mutex used in Close()
@ -55,7 +80,7 @@
## dev / 2014-06-28
* [API] Don't set the Write Op for attribute notifications [#4](https://github.com/go-fsnotify/fsnotify/issues/4)
* [API] Don't set the Write Op for attribute notifications [#4](https://github.com/fsnotify/fsnotify/issues/4)
* Fix for String() method on Event (thanks Alex Brainman)
* Don't build on Plan 9 or Solaris (thanks @4ad)
@ -93,11 +118,11 @@
## v0.9.3 / 2014-12-31
* kqueue: cleanup internal watch before sending remove event [#51](https://github.com/go-fsnotify/fsnotify/issues/51)
* kqueue: cleanup internal watch before sending remove event [#51](https://github.com/fsnotify/fsnotify/issues/51)
## v0.9.2 / 2014-08-17
* [Backport] Fix missing create events on OS X. [#14](https://github.com/go-fsnotify/fsnotify/issues/14) (thanks @zhsso)
* [Backport] Fix missing create events on OS X. [#14](https://github.com/fsnotify/fsnotify/issues/14) (thanks @zhsso)
## v0.9.1 / 2014-06-12
@ -260,4 +285,3 @@
[#25]: https://github.com/howeyc/fsnotify/issues/25
[#24]: https://github.com/howeyc/fsnotify/issues/24
[#21]: https://github.com/howeyc/fsnotify/issues/21

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@ -2,7 +2,7 @@
## Issues
* Request features and report bugs using the [GitHub Issue Tracker](https://github.com/go-fsnotify/fsnotify/issues).
* Request features and report bugs using the [GitHub Issue Tracker](https://github.com/fsnotify/fsnotify/issues).
* Please indicate the platform you are using fsnotify on.
* A code example to reproduce the problem is appreciated.
@ -10,7 +10,7 @@
### Contributor License Agreement
fsnotify is derived from code in the [golang.org/x/exp](https://godoc.org/golang.org/x/exp) package and it may be included [in the standard library](https://github.com/go-fsnotify/fsnotify/issues/1) in the future. Therefore fsnotify carries the same [LICENSE](https://github.com/go-fsnotify/fsnotify/blob/master/LICENSE) as Go. Contributors retain their copyright, so you need to fill out a short form before we can accept your contribution: [Google Individual Contributor License Agreement](https://developers.google.com/open-source/cla/individual).
fsnotify is derived from code in the [golang.org/x/exp](https://godoc.org/golang.org/x/exp) package and it may be included [in the standard library](https://github.com/fsnotify/fsnotify/issues/1) in the future. Therefore fsnotify carries the same [LICENSE](https://github.com/fsnotify/fsnotify/blob/master/LICENSE) as Go. Contributors retain their copyright, so you need to fill out a short form before we can accept your contribution: [Google Individual Contributor License Agreement](https://developers.google.com/open-source/cla/individual).
Please indicate that you have signed the CLA in your pull request.
@ -28,7 +28,7 @@ Please indicate that you have signed the CLA in your pull request.
For smooth sailing, always use the original import path. Installing with `go get` makes this easy.
1. Install from GitHub (`go get -u github.com/go-fsnotify/fsnotify`)
1. Install from GitHub (`go get -u github.com/fsnotify/fsnotify`)
2. Create your feature branch (`git checkout -b my-new-feature`)
3. Ensure everything works and the tests pass (see below)
4. Commit your changes (`git commit -am 'Add some feature'`)
@ -53,7 +53,7 @@ To aid in cross-platform testing there is a Vagrantfile for Linux and BSD.
* Install [Vagrant](http://www.vagrantup.com/) and [VirtualBox](https://www.virtualbox.org/)
* Setup [Vagrant Gopher](https://github.com/nathany/vagrant-gopher) in your `src` folder.
* Run `vagrant up` from the project folder. You can also setup just one box with `vagrant up linux` or `vagrant up bsd` (note: the BSD box doesn't support Windows hosts at this time, and NFS may prompt for your host OS password)
* Once setup, you can run the test suite on a given OS with a single command `vagrant ssh linux -c 'cd go-fsnotify/fsnotify; go test'`.
* Once setup, you can run the test suite on a given OS with a single command `vagrant ssh linux -c 'cd fsnotify/fsnotify; go test'`.
* When you're done, you will want to halt or destroy the Vagrant boxes.
Notice: fsnotify file system events won't trigger in shared folders. The tests get around this limitation by using the /tmp directory.

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49
vendor/src/gopkg.in/fsnotify.v1/README.md поставляемый
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@ -1,6 +1,6 @@
# File system notifications for Go
[![Coverage](http://gocover.io/_badge/github.com/go-fsnotify/fsnotify)](http://gocover.io/github.com/go-fsnotify/fsnotify) [![GoDoc](https://godoc.org/gopkg.in/fsnotify.v1?status.svg)](https://godoc.org/gopkg.in/fsnotify.v1)
[![GoDoc](https://godoc.org/github.com/fsnotify/fsnotify?status.svg)](https://godoc.org/github.com/fsnotify/fsnotify) [![Go Report Card](https://goreportcard.com/badge/github.com/fsnotify/fsnotify)](https://goreportcard.com/report/github.com/fsnotify/fsnotify) [![Coverage](http://gocover.io/_badge/github.com/fsnotify/fsnotify)](http://gocover.io/github.com/fsnotify/fsnotify)
Go 1.3+ required.
@ -8,44 +8,26 @@ Cross platform: Windows, Linux, BSD and OS X.
|Adapter |OS |Status |
|----------|----------|----------|
|inotify |Linux, Android\*|Supported [![Build Status](https://travis-ci.org/go-fsnotify/fsnotify.svg?branch=master)](https://travis-ci.org/go-fsnotify/fsnotify)|
|kqueue |BSD, OS X, iOS\*|Supported [![Circle CI](https://circleci.com/gh/go-fsnotify/fsnotify.svg?style=svg)](https://circleci.com/gh/go-fsnotify/fsnotify)|
|inotify |Linux 2.6.27 or later, Android\*|Supported [![Build Status](https://travis-ci.org/fsnotify/fsnotify.svg?branch=master)](https://travis-ci.org/fsnotify/fsnotify)|
|kqueue |BSD, OS X, iOS\*|Supported [![Build Status](https://travis-ci.org/fsnotify/fsnotify.svg?branch=master)](https://travis-ci.org/fsnotify/fsnotify)|
|ReadDirectoryChangesW|Windows|Supported [![Build status](https://ci.appveyor.com/api/projects/status/ivwjubaih4r0udeh/branch/master?svg=true)](https://ci.appveyor.com/project/NathanYoungman/fsnotify/branch/master)|
|FSEvents |OS X |[Planned](https://github.com/go-fsnotify/fsnotify/issues/11)|
|FEN |Solaris 11 |[Planned](https://github.com/go-fsnotify/fsnotify/issues/12)|
|FSEvents |OS X |[Planned](https://github.com/fsnotify/fsnotify/issues/11)|
|FEN |Solaris 11 |[In Progress](https://github.com/fsnotify/fsnotify/issues/12)|
|fanotify |Linux 2.6.37+ | |
|USN Journals |Windows |[Maybe](https://github.com/go-fsnotify/fsnotify/issues/53)|
|Polling |*All* |[Maybe](https://github.com/go-fsnotify/fsnotify/issues/9)|
|USN Journals |Windows |[Maybe](https://github.com/fsnotify/fsnotify/issues/53)|
|Polling |*All* |[Maybe](https://github.com/fsnotify/fsnotify/issues/9)|
\* Android and iOS are untested.
Please see [the documentation](https://godoc.org/gopkg.in/fsnotify.v1) for usage. Consult the [Wiki](https://github.com/go-fsnotify/fsnotify/wiki) for the FAQ and further information.
Please see [the documentation](https://godoc.org/github.com/fsnotify/fsnotify) for usage. Consult the [Wiki](https://github.com/fsnotify/fsnotify/wiki) for the FAQ and further information.
## API stability
Two major versions of fsnotify exist.
fsnotify is a fork of [howeyc/fsnotify](https://godoc.org/github.com/howeyc/fsnotify) with a new API as of v1.0. The API is based on [this design document](http://goo.gl/MrYxyA).
**[fsnotify.v0](https://gopkg.in/fsnotify.v0)** is API-compatible with [howeyc/fsnotify](https://godoc.org/github.com/howeyc/fsnotify). Bugfixes *may* be backported, but I recommend upgrading to v1.
All [releases](https://github.com/fsnotify/fsnotify/releases) are tagged based on [Semantic Versioning](http://semver.org/). Further API changes are [planned](https://github.com/fsnotify/fsnotify/milestones), and will be tagged with a new major revision number.
```go
import "gopkg.in/fsnotify.v0"
```
\* Refer to the package as fsnotify (without the .v0 suffix).
**[fsnotify.v1](https://gopkg.in/fsnotify.v1)** provides [a new API](https://godoc.org/gopkg.in/fsnotify.v1) based on [this design document](http://goo.gl/MrYxyA). You can import v1 with:
```go
import "gopkg.in/fsnotify.v1"
```
Further API changes are [planned](https://github.com/go-fsnotify/fsnotify/milestones), but a new major revision will be tagged, so you can depend on the v1 API.
**Master** may have unreleased changes. Use it to test the very latest code or when [contributing][], but don't expect it to remain API-compatible:
```go
import "github.com/go-fsnotify/fsnotify"
```
Go 1.6 supports dependencies located in the `vendor/` folder. Unless you are creating a library, it is recommended that you copy fsnotify into `vendor/github.com/fsnotify/fsnotify` within your project.
## Contributing
@ -53,7 +35,12 @@ Please refer to [CONTRIBUTING][] before opening an issue or pull request.
## Example
See [example_test.go](https://github.com/go-fsnotify/fsnotify/blob/master/example_test.go).
See [example_test.go](https://github.com/fsnotify/fsnotify/blob/master/example_test.go).
[contributing]: https://github.com/fsnotify/fsnotify/blob/master/CONTRIBUTING.md
## Related Projects
* [notify](https://github.com/rjeczalik/notify)
* [fsevents](https://github.com/fsnotify/fsevents)
[contributing]: https://github.com/go-fsnotify/fsnotify/blob/master/CONTRIBUTING.md

26
vendor/src/gopkg.in/fsnotify.v1/circle.yml поставляемый
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@ -1,26 +0,0 @@
## OS X build (CircleCI iOS beta)
# Pretend like it's an Xcode project, at least to get it running.
machine:
environment:
XCODE_WORKSPACE: NotUsed.xcworkspace
XCODE_SCHEME: NotUsed
# This is where the go project is actually checked out to:
CIRCLE_BUILD_DIR: $HOME/.go_project/src/github.com/go-fsnotify/fsnotify
dependencies:
pre:
- brew upgrade go
test:
override:
- go test ./...
# Idealized future config, eventually with cross-platform build matrix :-)
# machine:
# go:
# version: 1.4
# os:
# - osx
# - linux

37
vendor/src/gopkg.in/fsnotify.v1/fen.go поставляемый Normal file
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@ -0,0 +1,37 @@
// Copyright 2010 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.
// +build solaris
package fsnotify
import (
"errors"
)
// Watcher watches a set of files, delivering events to a channel.
type Watcher struct {
Events chan Event
Errors chan error
}
// NewWatcher establishes a new watcher with the underlying OS and begins waiting for events.
func NewWatcher() (*Watcher, error) {
return nil, errors.New("FEN based watcher not yet supported for fsnotify\n")
}
// Close removes all watches and closes the events channel.
func (w *Watcher) Close() error {
return nil
}
// Add starts watching the named file or directory (non-recursively).
func (w *Watcher) Add(name string) error {
return nil
}
// Remove stops watching the the named file or directory (non-recursively).
func (w *Watcher) Remove(name string) error {
return nil
}

2
vendor/src/gopkg.in/fsnotify.v1/fsnotify.go поставляемый
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@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build !plan9,!solaris
// +build !plan9
// Package fsnotify provides a platform-independent interface for file system notifications.
package fsnotify

28
vendor/src/gopkg.in/fsnotify.v1/inotify.go поставляемый
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@ -23,6 +23,7 @@ type Watcher struct {
Events chan Event
Errors chan error
mu sync.Mutex // Map access
cv *sync.Cond // sync removing on rm_watch with IN_IGNORE
fd int
poller *fdPoller
watches map[string]*watch // Map of inotify watches (key: path)
@ -54,6 +55,7 @@ func NewWatcher() (*Watcher, error) {
done: make(chan struct{}),
doneResp: make(chan struct{}),
}
w.cv = sync.NewCond(&w.mu)
go w.readEvents()
return w, nil
@ -134,8 +136,10 @@ func (w *Watcher) Remove(name string) error {
}
// inotify_rm_watch will return EINVAL if the file has been deleted;
// the inotify will already have been removed.
// That means we can safely delete it from our watches, whatever inotify_rm_watch does.
delete(w.watches, name)
// watches and pathes are deleted in ignoreLinux() implicitly and asynchronously
// by calling inotify_rm_watch() below. e.g. readEvents() goroutine receives IN_IGNORE
// so that EINVAL means that the wd is being rm_watch()ed or its file removed
// by another thread and we have not received IN_IGNORE event.
success, errno := syscall.InotifyRmWatch(w.fd, watch.wd)
if success == -1 {
// TODO: Perhaps it's not helpful to return an error here in every case.
@ -146,6 +150,14 @@ func (w *Watcher) Remove(name string) error {
// explicitly by inotify_rm_watch, implicitly when the file they are watching is deleted.
return errno
}
// wait until ignoreLinux() deleting maps
exists := true
for exists {
w.cv.Wait()
_, exists = w.watches[name]
}
return nil
}
@ -209,7 +221,7 @@ func (w *Watcher) readEvents() {
// If EOF is received. This should really never happen.
err = io.EOF
} else if n < 0 {
// If an error occured while reading.
// If an error occurred while reading.
err = errno
} else {
// Read was too short.
@ -249,7 +261,7 @@ func (w *Watcher) readEvents() {
event := newEvent(name, mask)
// Send the events that are not ignored on the events channel
if !event.ignoreLinux(mask) {
if !event.ignoreLinux(w, raw.Wd, mask) {
select {
case w.Events <- event:
case <-w.done:
@ -266,9 +278,15 @@ func (w *Watcher) readEvents() {
// Certain types of events can be "ignored" and not sent over the Events
// channel. Such as events marked ignore by the kernel, or MODIFY events
// against files that do not exist.
func (e *Event) ignoreLinux(mask uint32) bool {
func (e *Event) ignoreLinux(w *Watcher, wd int32, mask uint32) bool {
// Ignore anything the inotify API says to ignore
if mask&syscall.IN_IGNORED == syscall.IN_IGNORED {
w.mu.Lock()
defer w.mu.Unlock()
name := w.paths[int(wd)]
delete(w.paths, int(wd))
delete(w.watches, name)
w.cv.Broadcast()
return true
}

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@ -39,7 +39,7 @@ func newFdPoller(fd int) (*fdPoller, error) {
poller.fd = fd
// Create epoll fd
poller.epfd, errno = syscall.EpollCreate(1)
poller.epfd, errno = syscall.EpollCreate1(0)
if poller.epfd == -1 {
return nil, errno
}

123
vendor/src/gopkg.in/fsnotify.v1/kqueue.go поставляемый
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@ -72,12 +72,17 @@ func (w *Watcher) Close() error {
w.isClosed = true
w.mu.Unlock()
// copy paths to remove while locked
w.mu.Lock()
ws := w.watches
var pathsToRemove = make([]string, 0, len(w.watches))
for name := range w.watches {
pathsToRemove = append(pathsToRemove, name)
}
w.mu.Unlock()
// unlock before calling Remove, which also locks
var err error
for name := range ws {
for _, name := range pathsToRemove {
if e := w.Remove(name); e != nil && err == nil {
err = e
}
@ -94,7 +99,8 @@ func (w *Watcher) Add(name string) error {
w.mu.Lock()
w.externalWatches[name] = true
w.mu.Unlock()
return w.addWatch(name, noteAllEvents)
_, err := w.addWatch(name, noteAllEvents)
return err
}
// Remove stops watching the the named file or directory (non-recursively).
@ -153,7 +159,8 @@ var keventWaitTime = durationToTimespec(100 * time.Millisecond)
// addWatch adds name to the watched file set.
// The flags are interpreted as described in kevent(2).
func (w *Watcher) addWatch(name string, flags uint32) error {
// Returns the real path to the file which was added, if any, which may be different from the one passed in the case of symlinks.
func (w *Watcher) addWatch(name string, flags uint32) (string, error) {
var isDir bool
// Make ./name and name equivalent
name = filepath.Clean(name)
@ -161,7 +168,7 @@ func (w *Watcher) addWatch(name string, flags uint32) error {
w.mu.Lock()
if w.isClosed {
w.mu.Unlock()
return errors.New("kevent instance already closed")
return "", errors.New("kevent instance already closed")
}
watchfd, alreadyWatching := w.watches[name]
// We already have a watch, but we can still override flags.
@ -173,12 +180,17 @@ func (w *Watcher) addWatch(name string, flags uint32) error {
if !alreadyWatching {
fi, err := os.Lstat(name)
if err != nil {
return err
return "", err
}
// Don't watch sockets.
if fi.Mode()&os.ModeSocket == os.ModeSocket {
return nil
return "", nil
}
// Don't watch named pipes.
if fi.Mode()&os.ModeNamedPipe == os.ModeNamedPipe {
return "", nil
}
// Follow Symlinks
@ -190,18 +202,26 @@ func (w *Watcher) addWatch(name string, flags uint32) error {
if fi.Mode()&os.ModeSymlink == os.ModeSymlink {
name, err = filepath.EvalSymlinks(name)
if err != nil {
return nil
return "", nil
}
w.mu.Lock()
_, alreadyWatching = w.watches[name]
w.mu.Unlock()
if alreadyWatching {
return name, nil
}
fi, err = os.Lstat(name)
if err != nil {
return nil
return "", nil
}
}
watchfd, err = syscall.Open(name, openMode, 0700)
if watchfd == -1 {
return err
return "", err
}
isDir = fi.IsDir()
@ -210,7 +230,7 @@ func (w *Watcher) addWatch(name string, flags uint32) error {
const registerAdd = syscall.EV_ADD | syscall.EV_CLEAR | syscall.EV_ENABLE
if err := register(w.kq, []int{watchfd}, registerAdd, flags); err != nil {
syscall.Close(watchfd)
return err
return "", err
}
if !alreadyWatching {
@ -224,6 +244,7 @@ func (w *Watcher) addWatch(name string, flags uint32) error {
// Watch the directory if it has not been watched before,
// or if it was watched before, but perhaps only a NOTE_DELETE (watchDirectoryFiles)
w.mu.Lock()
watchDir := (flags&syscall.NOTE_WRITE) == syscall.NOTE_WRITE &&
(!alreadyWatching || (w.dirFlags[name]&syscall.NOTE_WRITE) != syscall.NOTE_WRITE)
// Store flags so this watch can be updated later
@ -232,11 +253,11 @@ func (w *Watcher) addWatch(name string, flags uint32) error {
if watchDir {
if err := w.watchDirectoryFiles(name); err != nil {
return err
return "", err
}
}
}
return nil
return name, nil
}
// readEvents reads from kqueue and converts the received kevents into
@ -304,19 +325,24 @@ func (w *Watcher) readEvents() {
if event.Op&Remove == Remove {
// Look for a file that may have overwritten this.
// For example, mv f1 f2 will delete f2, then create f2.
fileDir, _ := filepath.Split(event.Name)
fileDir = filepath.Clean(fileDir)
w.mu.Lock()
_, found := w.watches[fileDir]
w.mu.Unlock()
if found {
// make sure the directory exists before we watch for changes. When we
// do a recursive watch and perform rm -fr, the parent directory might
// have gone missing, ignore the missing directory and let the
// upcoming delete event remove the watch from the parent directory.
if _, err := os.Lstat(fileDir); os.IsExist(err) {
w.sendDirectoryChangeEvents(fileDir)
// FIXME: should this be for events on files or just isDir?
if path.isDir {
fileDir := filepath.Clean(event.Name)
w.mu.Lock()
_, found := w.watches[fileDir]
w.mu.Unlock()
if found {
// make sure the directory exists before we watch for changes. When we
// do a recursive watch and perform rm -fr, the parent directory might
// have gone missing, ignore the missing directory and let the
// upcoming delete event remove the watch from the parent directory.
if _, err := os.Lstat(fileDir); err == nil {
w.sendDirectoryChangeEvents(fileDir)
}
}
} else {
filePath := filepath.Clean(event.Name)
if fileInfo, err := os.Lstat(filePath); err == nil {
w.sendFileCreatedEventIfNew(filePath, fileInfo)
}
}
}
@ -359,7 +385,8 @@ func (w *Watcher) watchDirectoryFiles(dirPath string) error {
for _, fileInfo := range files {
filePath := filepath.Join(dirPath, fileInfo.Name())
if err := w.internalWatch(filePath, fileInfo); err != nil {
filePath, err = w.internalWatch(filePath, fileInfo)
if err != nil {
return err
}
@ -385,26 +412,38 @@ func (w *Watcher) sendDirectoryChangeEvents(dirPath string) {
// Search for new files
for _, fileInfo := range files {
filePath := filepath.Join(dirPath, fileInfo.Name())
w.mu.Lock()
_, doesExist := w.fileExists[filePath]
w.mu.Unlock()
if !doesExist {
// Send create event
w.Events <- newCreateEvent(filePath)
}
err := w.sendFileCreatedEventIfNew(filePath, fileInfo)
// like watchDirectoryFiles (but without doing another ReadDir)
if err := w.internalWatch(filePath, fileInfo); err != nil {
if err != nil {
return
}
w.mu.Lock()
w.fileExists[filePath] = true
w.mu.Unlock()
}
}
func (w *Watcher) internalWatch(name string, fileInfo os.FileInfo) error {
// sendFileCreatedEvent sends a create event if the file isn't already being tracked.
func (w *Watcher) sendFileCreatedEventIfNew(filePath string, fileInfo os.FileInfo) (err error) {
w.mu.Lock()
_, doesExist := w.fileExists[filePath]
w.mu.Unlock()
if !doesExist {
// Send create event
w.Events <- newCreateEvent(filePath)
}
// like watchDirectoryFiles (but without doing another ReadDir)
filePath, err = w.internalWatch(filePath, fileInfo)
if err != nil {
return err
}
w.mu.Lock()
w.fileExists[filePath] = true
w.mu.Unlock()
return nil
}
func (w *Watcher) internalWatch(name string, fileInfo os.FileInfo) (string, error) {
if fileInfo.IsDir() {
// mimic Linux providing delete events for subdirectories
// but preserve the flags used if currently watching subdirectory
@ -412,7 +451,7 @@ func (w *Watcher) internalWatch(name string, fileInfo os.FileInfo) error {
flags := w.dirFlags[name]
w.mu.Unlock()
flags |= syscall.NOTE_DELETE
flags |= syscall.NOTE_DELETE | syscall.NOTE_RENAME
return w.addWatch(name, flags)
}

92
vendor/src/gopkg.in/fsnotify.v1/windows.go поставляемый
Просмотреть файл

@ -71,7 +71,7 @@ func (w *Watcher) Add(name string) error {
in := &input{
op: opAddWatch,
path: filepath.Clean(name),
flags: sys_FS_ALL_EVENTS,
flags: sysFSALLEVENTS,
reply: make(chan error),
}
w.input <- in
@ -97,43 +97,43 @@ func (w *Watcher) Remove(name string) error {
const (
// Options for AddWatch
sys_FS_ONESHOT = 0x80000000
sys_FS_ONLYDIR = 0x1000000
sysFSONESHOT = 0x80000000
sysFSONLYDIR = 0x1000000
// Events
sys_FS_ACCESS = 0x1
sys_FS_ALL_EVENTS = 0xfff
sys_FS_ATTRIB = 0x4
sys_FS_CLOSE = 0x18
sys_FS_CREATE = 0x100
sys_FS_DELETE = 0x200
sys_FS_DELETE_SELF = 0x400
sys_FS_MODIFY = 0x2
sys_FS_MOVE = 0xc0
sys_FS_MOVED_FROM = 0x40
sys_FS_MOVED_TO = 0x80
sys_FS_MOVE_SELF = 0x800
sysFSACCESS = 0x1
sysFSALLEVENTS = 0xfff
sysFSATTRIB = 0x4
sysFSCLOSE = 0x18
sysFSCREATE = 0x100
sysFSDELETE = 0x200
sysFSDELETESELF = 0x400
sysFSMODIFY = 0x2
sysFSMOVE = 0xc0
sysFSMOVEDFROM = 0x40
sysFSMOVEDTO = 0x80
sysFSMOVESELF = 0x800
// Special events
sys_FS_IGNORED = 0x8000
sys_FS_Q_OVERFLOW = 0x4000
sysFSIGNORED = 0x8000
sysFSQOVERFLOW = 0x4000
)
func newEvent(name string, mask uint32) Event {
e := Event{Name: name}
if mask&sys_FS_CREATE == sys_FS_CREATE || mask&sys_FS_MOVED_TO == sys_FS_MOVED_TO {
if mask&sysFSCREATE == sysFSCREATE || mask&sysFSMOVEDTO == sysFSMOVEDTO {
e.Op |= Create
}
if mask&sys_FS_DELETE == sys_FS_DELETE || mask&sys_FS_DELETE_SELF == sys_FS_DELETE_SELF {
if mask&sysFSDELETE == sysFSDELETE || mask&sysFSDELETESELF == sysFSDELETESELF {
e.Op |= Remove
}
if mask&sys_FS_MODIFY == sys_FS_MODIFY {
if mask&sysFSMODIFY == sysFSMODIFY {
e.Op |= Write
}
if mask&sys_FS_MOVE == sys_FS_MOVE || mask&sys_FS_MOVE_SELF == sys_FS_MOVE_SELF || mask&sys_FS_MOVED_FROM == sys_FS_MOVED_FROM {
if mask&sysFSMOVE == sysFSMOVE || mask&sysFSMOVESELF == sysFSMOVESELF || mask&sysFSMOVEDFROM == sysFSMOVEDFROM {
e.Op |= Rename
}
if mask&sys_FS_ATTRIB == sys_FS_ATTRIB {
if mask&sysFSATTRIB == sysFSATTRIB {
e.Op |= Chmod
}
return e
@ -242,7 +242,7 @@ func (w *Watcher) addWatch(pathname string, flags uint64) error {
if err != nil {
return err
}
if flags&sys_FS_ONLYDIR != 0 && pathname != dir {
if flags&sysFSONLYDIR != 0 && pathname != dir {
return nil
}
ino, err := getIno(dir)
@ -302,11 +302,11 @@ func (w *Watcher) remWatch(pathname string) error {
return fmt.Errorf("can't remove non-existent watch for: %s", pathname)
}
if pathname == dir {
w.sendEvent(watch.path, watch.mask&sys_FS_IGNORED)
w.sendEvent(watch.path, watch.mask&sysFSIGNORED)
watch.mask = 0
} else {
name := filepath.Base(pathname)
w.sendEvent(watch.path+"\\"+name, watch.names[name]&sys_FS_IGNORED)
w.sendEvent(watch.path+"\\"+name, watch.names[name]&sysFSIGNORED)
delete(watch.names, name)
}
return w.startRead(watch)
@ -316,13 +316,13 @@ func (w *Watcher) remWatch(pathname string) error {
func (w *Watcher) deleteWatch(watch *watch) {
for name, mask := range watch.names {
if mask&provisional == 0 {
w.sendEvent(watch.path+"\\"+name, mask&sys_FS_IGNORED)
w.sendEvent(watch.path+"\\"+name, mask&sysFSIGNORED)
}
delete(watch.names, name)
}
if watch.mask != 0 {
if watch.mask&provisional == 0 {
w.sendEvent(watch.path, watch.mask&sys_FS_IGNORED)
w.sendEvent(watch.path, watch.mask&sysFSIGNORED)
}
watch.mask = 0
}
@ -353,8 +353,8 @@ func (w *Watcher) startRead(watch *watch) error {
err := os.NewSyscallError("ReadDirectoryChanges", e)
if e == syscall.ERROR_ACCESS_DENIED && watch.mask&provisional == 0 {
// Watched directory was probably removed
if w.sendEvent(watch.path, watch.mask&sys_FS_DELETE_SELF) {
if watch.mask&sys_FS_ONESHOT != 0 {
if w.sendEvent(watch.path, watch.mask&sysFSDELETESELF) {
if watch.mask&sysFSONESHOT != 0 {
watch.mask = 0
}
}
@ -428,7 +428,7 @@ func (w *Watcher) readEvents() {
}
case syscall.ERROR_ACCESS_DENIED:
// Watched directory was probably removed
w.sendEvent(watch.path, watch.mask&sys_FS_DELETE_SELF)
w.sendEvent(watch.path, watch.mask&sysFSDELETESELF)
w.deleteWatch(watch)
w.startRead(watch)
continue
@ -444,7 +444,7 @@ func (w *Watcher) readEvents() {
var offset uint32
for {
if n == 0 {
w.Events <- newEvent("", sys_FS_Q_OVERFLOW)
w.Events <- newEvent("", sysFSQOVERFLOW)
w.Errors <- errors.New("short read in readEvents()")
break
}
@ -458,22 +458,22 @@ func (w *Watcher) readEvents() {
var mask uint64
switch raw.Action {
case syscall.FILE_ACTION_REMOVED:
mask = sys_FS_DELETE_SELF
mask = sysFSDELETESELF
case syscall.FILE_ACTION_MODIFIED:
mask = sys_FS_MODIFY
mask = sysFSMODIFY
case syscall.FILE_ACTION_RENAMED_OLD_NAME:
watch.rename = name
case syscall.FILE_ACTION_RENAMED_NEW_NAME:
if watch.names[watch.rename] != 0 {
watch.names[name] |= watch.names[watch.rename]
delete(watch.names, watch.rename)
mask = sys_FS_MOVE_SELF
mask = sysFSMOVESELF
}
}
sendNameEvent := func() {
if w.sendEvent(fullname, watch.names[name]&mask) {
if watch.names[name]&sys_FS_ONESHOT != 0 {
if watch.names[name]&sysFSONESHOT != 0 {
delete(watch.names, name)
}
}
@ -482,11 +482,11 @@ func (w *Watcher) readEvents() {
sendNameEvent()
}
if raw.Action == syscall.FILE_ACTION_REMOVED {
w.sendEvent(fullname, watch.names[name]&sys_FS_IGNORED)
w.sendEvent(fullname, watch.names[name]&sysFSIGNORED)
delete(watch.names, name)
}
if w.sendEvent(fullname, watch.mask&toFSnotifyFlags(raw.Action)) {
if watch.mask&sys_FS_ONESHOT != 0 {
if watch.mask&sysFSONESHOT != 0 {
watch.mask = 0
}
}
@ -529,16 +529,16 @@ func (w *Watcher) sendEvent(name string, mask uint64) bool {
func toWindowsFlags(mask uint64) uint32 {
var m uint32
if mask&sys_FS_ACCESS != 0 {
if mask&sysFSACCESS != 0 {
m |= syscall.FILE_NOTIFY_CHANGE_LAST_ACCESS
}
if mask&sys_FS_MODIFY != 0 {
if mask&sysFSMODIFY != 0 {
m |= syscall.FILE_NOTIFY_CHANGE_LAST_WRITE
}
if mask&sys_FS_ATTRIB != 0 {
if mask&sysFSATTRIB != 0 {
m |= syscall.FILE_NOTIFY_CHANGE_ATTRIBUTES
}
if mask&(sys_FS_MOVE|sys_FS_CREATE|sys_FS_DELETE) != 0 {
if mask&(sysFSMOVE|sysFSCREATE|sysFSDELETE) != 0 {
m |= syscall.FILE_NOTIFY_CHANGE_FILE_NAME | syscall.FILE_NOTIFY_CHANGE_DIR_NAME
}
return m
@ -547,15 +547,15 @@ func toWindowsFlags(mask uint64) uint32 {
func toFSnotifyFlags(action uint32) uint64 {
switch action {
case syscall.FILE_ACTION_ADDED:
return sys_FS_CREATE
return sysFSCREATE
case syscall.FILE_ACTION_REMOVED:
return sys_FS_DELETE
return sysFSDELETE
case syscall.FILE_ACTION_MODIFIED:
return sys_FS_MODIFY
return sysFSMODIFY
case syscall.FILE_ACTION_RENAMED_OLD_NAME:
return sys_FS_MOVED_FROM
return sysFSMOVEDFROM
case syscall.FILE_ACTION_RENAMED_NEW_NAME:
return sys_FS_MOVED_TO
return sysFSMOVEDTO
}
return 0
}