aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--node/errors.go18
-rw-r--r--node/node.go36
-rw-r--r--vendor/github.com/prometheus/prometheus/LICENSE201
-rw-r--r--vendor/github.com/prometheus/prometheus/NOTICE87
-rw-r--r--vendor/github.com/prometheus/prometheus/util/flock/flock.go46
-rw-r--r--vendor/github.com/prometheus/prometheus/util/flock/flock_plan9.go32
-rw-r--r--vendor/github.com/prometheus/prometheus/util/flock/flock_solaris.go59
-rw-r--r--vendor/github.com/prometheus/prometheus/util/flock/flock_unix.go54
-rw-r--r--vendor/github.com/prometheus/prometheus/util/flock/flock_windows.go36
-rw-r--r--vendor/vendor.json6
10 files changed, 551 insertions, 24 deletions
diff --git a/node/errors.go b/node/errors.go
index bd5ddeb5d..2e0dadc4d 100644
--- a/node/errors.go
+++ b/node/errors.go
@@ -17,10 +17,28 @@
package node
import (
+ "errors"
"fmt"
"reflect"
+ "syscall"
)
+var (
+ ErrDatadirUsed = errors.New("datadir already used by another process")
+ ErrNodeStopped = errors.New("node not started")
+ ErrNodeRunning = errors.New("node already running")
+ ErrServiceUnknown = errors.New("unknown service")
+
+ datadirInUseErrnos = map[uint]bool{11: true, 32: true, 35: true}
+)
+
+func convertFileLockError(err error) error {
+ if errno, ok := err.(syscall.Errno); ok && datadirInUseErrnos[uint(errno)] {
+ return ErrDatadirUsed
+ }
+ return err
+}
+
// DuplicateServiceError is returned during Node startup if a registered service
// constructor returns a service of the same type that was already started.
type DuplicateServiceError struct {
diff --git a/node/node.go b/node/node.go
index e3f0232b4..86cfb29ba 100644
--- a/node/node.go
+++ b/node/node.go
@@ -25,7 +25,6 @@ import (
"reflect"
"strings"
"sync"
- "syscall"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/ethdb"
@@ -34,16 +33,7 @@ import (
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/rpc"
- "github.com/syndtr/goleveldb/leveldb/storage"
-)
-
-var (
- ErrDatadirUsed = errors.New("datadir already used")
- ErrNodeStopped = errors.New("node not started")
- ErrNodeRunning = errors.New("node already running")
- ErrServiceUnknown = errors.New("unknown service")
-
- datadirInUseErrnos = map[uint]bool{11: true, 32: true, 35: true}
+ "github.com/prometheus/prometheus/util/flock"
)
// Node is a container on which services can be registered.
@@ -52,8 +42,8 @@ type Node struct {
config *Config
accman *accounts.Manager
- ephemeralKeystore string // if non-empty, the key directory that will be removed by Stop
- instanceDirLock storage.Storage // prevents concurrent use of instance directory
+ ephemeralKeystore string // if non-empty, the key directory that will be removed by Stop
+ instanceDirLock flock.Releaser // prevents concurrent use of instance directory
serverConfig p2p.Config
server *p2p.Server // Currently running P2P networking layer
@@ -197,10 +187,7 @@ func (n *Node) Start() error {
running.Protocols = append(running.Protocols, service.Protocols()...)
}
if err := running.Start(); err != nil {
- if errno, ok := err.(syscall.Errno); ok && datadirInUseErrnos[uint(errno)] {
- return ErrDatadirUsed
- }
- return err
+ return convertFileLockError(err)
}
// Start each of the services
started := []reflect.Type{}
@@ -242,14 +229,13 @@ func (n *Node) openDataDir() error {
if err := os.MkdirAll(instdir, 0700); err != nil {
return err
}
- // Try to open the instance directory as LevelDB storage. This creates a lock file
- // which prevents concurrent use by another instance as well as accidental use of the
- // instance directory as a database.
- storage, err := storage.OpenFile(instdir, true)
+ // Lock the instance directory to prevent concurrent use by another instance as well as
+ // accidental use of the instance directory as a database.
+ release, _, err := flock.New(filepath.Join(instdir, "LOCK"))
if err != nil {
- return err
+ return convertFileLockError(err)
}
- n.instanceDirLock = storage
+ n.instanceDirLock = release
return nil
}
@@ -509,7 +495,9 @@ func (n *Node) Stop() error {
// Release instance directory lock.
if n.instanceDirLock != nil {
- n.instanceDirLock.Close()
+ if err := n.instanceDirLock.Release(); err != nil {
+ log.Error("Can't release datadir lock", "err", err)
+ }
n.instanceDirLock = nil
}
diff --git a/vendor/github.com/prometheus/prometheus/LICENSE b/vendor/github.com/prometheus/prometheus/LICENSE
new file mode 100644
index 000000000..261eeb9e9
--- /dev/null
+++ b/vendor/github.com/prometheus/prometheus/LICENSE
@@ -0,0 +1,201 @@
+ Apache License
+ Version 2.0, January 2004
+ http://www.apache.org/licenses/
+
+ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
+
+ 1. Definitions.
+
+ "License" shall mean the terms and conditions for use, reproduction,
+ and distribution as defined by Sections 1 through 9 of this document.
+
+ "Licensor" shall mean the copyright owner or entity authorized by
+ the copyright owner that is granting the License.
+
+ "Legal Entity" shall mean the union of the acting entity and all
+ other entities that control, are controlled by, or are under common
+ control with that entity. For the purposes of this definition,
+ "control" means (i) the power, direct or indirect, to cause the
+ direction or management of such entity, whether by contract or
+ otherwise, or (ii) ownership of fifty percent (50%) or more of the
+ outstanding shares, or (iii) beneficial ownership of such entity.
+
+ "You" (or "Your") shall mean an individual or Legal Entity
+ exercising permissions granted by this License.
+
+ "Source" form shall mean the preferred form for making modifications,
+ including but not limited to software source code, documentation
+ source, and configuration files.
+
+ "Object" form shall mean any form resulting from mechanical
+ transformation or translation of a Source form, including but
+ not limited to compiled object code, generated documentation,
+ and conversions to other media types.
+
+ "Work" shall mean the work of authorship, whether in Source or
+ Object form, made available under the License, as indicated by a
+ copyright notice that is included in or attached to the work
+ (an example is provided in the Appendix below).
+
+ "Derivative Works" shall mean any work, whether in Source or Object
+ form, that is based on (or derived from) the Work and for which the
+ editorial revisions, annotations, elaborations, or other modifications
+ represent, as a whole, an original work of authorship. For the purposes
+ of this License, Derivative Works shall not include works that remain
+ separable from, or merely link (or bind by name) to the interfaces of,
+ the Work and Derivative Works thereof.
+
+ "Contribution" shall mean any work of authorship, including
+ the original version of the Work and any modifications or additions
+ to that Work or Derivative Works thereof, that is intentionally
+ submitted to Licensor for inclusion in the Work by the copyright owner
+ or by an individual or Legal Entity authorized to submit on behalf of
+ the copyright owner. For the purposes of this definition, "submitted"
+ means any form of electronic, verbal, or written communication sent
+ to the Licensor or its representatives, including but not limited to
+ communication on electronic mailing lists, source code control systems,
+ and issue tracking systems that are managed by, or on behalf of, the
+ Licensor for the purpose of discussing and improving the Work, but
+ excluding communication that is conspicuously marked or otherwise
+ designated in writing by the copyright owner as "Not a Contribution."
+
+ "Contributor" shall mean Licensor and any individual or Legal Entity
+ on behalf of whom a Contribution has been received by Licensor and
+ subsequently incorporated within the Work.
+
+ 2. Grant of Copyright License. Subject to the terms and conditions of
+ this License, each Contributor hereby grants to You a perpetual,
+ worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+ copyright license to reproduce, prepare Derivative Works of,
+ publicly display, publicly perform, sublicense, and distribute the
+ Work and such Derivative Works in Source or Object form.
+
+ 3. Grant of Patent License. Subject to the terms and conditions of
+ this License, each Contributor hereby grants to You a perpetual,
+ worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+ (except as stated in this section) patent license to make, have made,
+ use, offer to sell, sell, import, and otherwise transfer the Work,
+ where such license applies only to those patent claims licensable
+ by such Contributor that are necessarily infringed by their
+ Contribution(s) alone or by combination of their Contribution(s)
+ with the Work to which such Contribution(s) was submitted. If You
+ institute patent litigation against any entity (including a
+ cross-claim or counterclaim in a lawsuit) alleging that the Work
+ or a Contribution incorporated within the Work constitutes direct
+ or contributory patent infringement, then any patent licenses
+ granted to You under this License for that Work shall terminate
+ as of the date such litigation is filed.
+
+ 4. Redistribution. You may reproduce and distribute copies of the
+ Work or Derivative Works thereof in any medium, with or without
+ modifications, and in Source or Object form, provided that You
+ meet the following conditions:
+
+ (a) You must give any other recipients of the Work or
+ Derivative Works a copy of this License; and
+
+ (b) You must cause any modified files to carry prominent notices
+ stating that You changed the files; and
+
+ (c) You must retain, in the Source form of any Derivative Works
+ that You distribute, all copyright, patent, trademark, and
+ attribution notices from the Source form of the Work,
+ excluding those notices that do not pertain to any part of
+ the Derivative Works; and
+
+ (d) If the Work includes a "NOTICE" text file as part of its
+ distribution, then any Derivative Works that You distribute must
+ include a readable copy of the attribution notices contained
+ within such NOTICE file, excluding those notices that do not
+ pertain to any part of the Derivative Works, in at least one
+ of the following places: within a NOTICE text file distributed
+ as part of the Derivative Works; within the Source form or
+ documentation, if provided along with the Derivative Works; or,
+ within a display generated by the Derivative Works, if and
+ wherever such third-party notices normally appear. The contents
+ of the NOTICE file are for informational purposes only and
+ do not modify the License. You may add Your own attribution
+ notices within Derivative Works that You distribute, alongside
+ or as an addendum to the NOTICE text from the Work, provided
+ that such additional attribution notices cannot be construed
+ as modifying the License.
+
+ You may add Your own copyright statement to Your modifications and
+ may provide additional or different license terms and conditions
+ for use, reproduction, or distribution of Your modifications, or
+ for any such Derivative Works as a whole, provided Your use,
+ reproduction, and distribution of the Work otherwise complies with
+ the conditions stated in this License.
+
+ 5. Submission of Contributions. Unless You explicitly state otherwise,
+ any Contribution intentionally submitted for inclusion in the Work
+ by You to the Licensor shall be under the terms and conditions of
+ this License, without any additional terms or conditions.
+ Notwithstanding the above, nothing herein shall supersede or modify
+ the terms of any separate license agreement you may have executed
+ with Licensor regarding such Contributions.
+
+ 6. Trademarks. This License does not grant permission to use the trade
+ names, trademarks, service marks, or product names of the Licensor,
+ except as required for reasonable and customary use in describing the
+ origin of the Work and reproducing the content of the NOTICE file.
+
+ 7. Disclaimer of Warranty. Unless required by applicable law or
+ agreed to in writing, Licensor provides the Work (and each
+ Contributor provides its Contributions) on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+ implied, including, without limitation, any warranties or conditions
+ of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
+ PARTICULAR PURPOSE. You are solely responsible for determining the
+ appropriateness of using or redistributing the Work and assume any
+ risks associated with Your exercise of permissions under this License.
+
+ 8. Limitation of Liability. In no event and under no legal theory,
+ whether in tort (including negligence), contract, or otherwise,
+ unless required by applicable law (such as deliberate and grossly
+ negligent acts) or agreed to in writing, shall any Contributor be
+ liable to You for damages, including any direct, indirect, special,
+ incidental, or consequential damages of any character arising as a
+ result of this License or out of the use or inability to use the
+ Work (including but not limited to damages for loss of goodwill,
+ work stoppage, computer failure or malfunction, or any and all
+ other commercial damages or losses), even if such Contributor
+ has been advised of the possibility of such damages.
+
+ 9. Accepting Warranty or Additional Liability. While redistributing
+ the Work or Derivative Works thereof, You may choose to offer,
+ and charge a fee for, acceptance of support, warranty, indemnity,
+ or other liability obligations and/or rights consistent with this
+ License. However, in accepting such obligations, You may act only
+ on Your own behalf and on Your sole responsibility, not on behalf
+ of any other Contributor, and only if You agree to indemnify,
+ defend, and hold each Contributor harmless for any liability
+ incurred by, or claims asserted against, such Contributor by reason
+ of your accepting any such warranty or additional liability.
+
+ END OF TERMS AND CONDITIONS
+
+ APPENDIX: How to apply the Apache License to your work.
+
+ To apply the Apache License to your work, attach the following
+ boilerplate notice, with the fields enclosed by brackets "[]"
+ replaced with your own identifying information. (Don't include
+ the brackets!) The text should be enclosed in the appropriate
+ comment syntax for the file format. We also recommend that a
+ file or class name and description of purpose be included on the
+ same "printed page" as the copyright notice for easier
+ identification within third-party archives.
+
+ Copyright [yyyy] [name of copyright owner]
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
diff --git a/vendor/github.com/prometheus/prometheus/NOTICE b/vendor/github.com/prometheus/prometheus/NOTICE
new file mode 100644
index 000000000..47de2415e
--- /dev/null
+++ b/vendor/github.com/prometheus/prometheus/NOTICE
@@ -0,0 +1,87 @@
+The Prometheus systems and service monitoring server
+Copyright 2012-2015 The Prometheus Authors
+
+This product includes software developed at
+SoundCloud Ltd. (http://soundcloud.com/).
+
+
+The following components are included in this product:
+
+Bootstrap
+http://getbootstrap.com
+Copyright 2011-2014 Twitter, Inc.
+Licensed under the MIT License
+
+bootstrap3-typeahead.js
+https://github.com/bassjobsen/Bootstrap-3-Typeahead
+Original written by @mdo and @fat
+Copyright 2014 Bass Jobsen @bassjobsen
+Licensed under the Apache License, Version 2.0
+
+fuzzy
+https://github.com/mattyork/fuzzy
+Original written by @mattyork
+Copyright 2012 Matt York
+Licensed under the MIT License
+
+bootstrap-datetimepicker.js
+https://github.com/Eonasdan/bootstrap-datetimepicker
+Copyright 2015 Jonathan Peterson (@Eonasdan)
+Licensed under the MIT License
+
+moment.js
+https://github.com/moment/moment/
+Copyright JS Foundation and other contributors
+Licensed under the MIT License
+
+Rickshaw
+https://github.com/shutterstock/rickshaw
+Copyright 2011-2014 by Shutterstock Images, LLC
+See https://github.com/shutterstock/rickshaw/blob/master/LICENSE for license details
+
+mustache.js
+https://github.com/janl/mustache.js
+Copyright 2009 Chris Wanstrath (Ruby)
+Copyright 2010-2014 Jan Lehnardt (JavaScript)
+Copyright 2010-2015 The mustache.js community
+Licensed under the MIT License
+
+jQuery
+https://jquery.org
+Copyright jQuery Foundation and other contributors
+Licensed under the MIT License
+
+Go support for Protocol Buffers - Google's data interchange format
+http://github.com/golang/protobuf/
+Copyright 2010 The Go Authors
+See source code for license details.
+
+Go support for leveled logs, analogous to
+https://code.google.com/p/google-glog/
+Copyright 2013 Google Inc.
+Licensed under the Apache License, Version 2.0
+
+Support for streaming Protocol Buffer messages for the Go language (golang).
+https://github.com/matttproud/golang_protobuf_extensions
+Copyright 2013 Matt T. Proud
+Licensed under the Apache License, Version 2.0
+
+DNS library in Go
+http://miek.nl/posts/2014/Aug/16/go-dns-package/
+Copyright 2009 The Go Authors, 2011 Miek Gieben
+See https://github.com/miekg/dns/blob/master/LICENSE for license details.
+
+LevelDB key/value database in Go
+https://github.com/syndtr/goleveldb
+Copyright 2012 Suryandaru Triandana
+See https://github.com/syndtr/goleveldb/blob/master/LICENSE for license details.
+
+gosnappy - a fork of code.google.com/p/snappy-go
+https://github.com/syndtr/gosnappy
+Copyright 2011 The Snappy-Go Authors
+See https://github.com/syndtr/gosnappy/blob/master/LICENSE for license details.
+
+go-zookeeper - Native ZooKeeper client for Go
+https://github.com/samuel/go-zookeeper
+Copyright (c) 2013, Samuel Stauffer <samuel@descolada.com>
+See https://github.com/samuel/go-zookeeper/blob/master/LICENSE for license details.
diff --git a/vendor/github.com/prometheus/prometheus/util/flock/flock.go b/vendor/github.com/prometheus/prometheus/util/flock/flock.go
new file mode 100644
index 000000000..5dc22a2fa
--- /dev/null
+++ b/vendor/github.com/prometheus/prometheus/util/flock/flock.go
@@ -0,0 +1,46 @@
+// Copyright 2016 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Package flock provides portable file locking. It is essentially ripped out
+// from the code of github.com/syndtr/goleveldb. Strange enough that the
+// standard library does not provide this functionality. Once this package has
+// proven to work as expected, we should probably turn it into a separate
+// general purpose package for humanity.
+package flock
+
+import (
+ "os"
+ "path/filepath"
+)
+
+// Releaser provides the Release method to release a file lock.
+type Releaser interface {
+ Release() error
+}
+
+// New locks the file with the provided name. If the file does not exist, it is
+// created. The returned Releaser is used to release the lock. existed is true
+// if the file to lock already existed. A non-nil error is returned if the
+// locking has failed. Neither this function nor the returned Releaser is
+// goroutine-safe.
+func New(fileName string) (r Releaser, existed bool, err error) {
+ if err = os.MkdirAll(filepath.Dir(fileName), 0755); err != nil {
+ return
+ }
+
+ _, err = os.Stat(fileName)
+ existed = err == nil
+
+ r, err = newLock(fileName)
+ return
+}
diff --git a/vendor/github.com/prometheus/prometheus/util/flock/flock_plan9.go b/vendor/github.com/prometheus/prometheus/util/flock/flock_plan9.go
new file mode 100644
index 000000000..004e85c0f
--- /dev/null
+++ b/vendor/github.com/prometheus/prometheus/util/flock/flock_plan9.go
@@ -0,0 +1,32 @@
+// Copyright 2016 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package flock
+
+import "os"
+
+type plan9Lock struct {
+ f *os.File
+}
+
+func (l *plan9Lock) Release() error {
+ return l.f.Close()
+}
+
+func newLock(fileName string) (Releaser, error) {
+ f, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE, os.ModeExclusive|0644)
+ if err != nil {
+ return nil, err
+ }
+ return &plan9Lock{f}, nil
+}
diff --git a/vendor/github.com/prometheus/prometheus/util/flock/flock_solaris.go b/vendor/github.com/prometheus/prometheus/util/flock/flock_solaris.go
new file mode 100644
index 000000000..299fc8744
--- /dev/null
+++ b/vendor/github.com/prometheus/prometheus/util/flock/flock_solaris.go
@@ -0,0 +1,59 @@
+// Copyright 2016 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build solaris
+
+package flock
+
+import (
+ "os"
+ "syscall"
+)
+
+type unixLock struct {
+ f *os.File
+}
+
+func (l *unixLock) Release() error {
+ if err := l.set(false); err != nil {
+ return err
+ }
+ return l.f.Close()
+}
+
+func (l *unixLock) set(lock bool) error {
+ flock := syscall.Flock_t{
+ Type: syscall.F_UNLCK,
+ Start: 0,
+ Len: 0,
+ Whence: 1,
+ }
+ if lock {
+ flock.Type = syscall.F_WRLCK
+ }
+ return syscall.FcntlFlock(l.f.Fd(), syscall.F_SETLK, &flock)
+}
+
+func newLock(fileName string) (Releaser, error) {
+ f, err := os.OpenFile(fileName, os.O_RDWR|os.O_CREATE, 0644)
+ if err != nil {
+ return nil, err
+ }
+ l := &unixLock{f}
+ err = l.set(true)
+ if err != nil {
+ f.Close()
+ return nil, err
+ }
+ return l, nil
+}
diff --git a/vendor/github.com/prometheus/prometheus/util/flock/flock_unix.go b/vendor/github.com/prometheus/prometheus/util/flock/flock_unix.go
new file mode 100644
index 000000000..7d71f8fc0
--- /dev/null
+++ b/vendor/github.com/prometheus/prometheus/util/flock/flock_unix.go
@@ -0,0 +1,54 @@
+// Copyright 2016 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build darwin dragonfly freebsd linux netbsd openbsd
+
+package flock
+
+import (
+ "os"
+ "syscall"
+)
+
+type unixLock struct {
+ f *os.File
+}
+
+func (l *unixLock) Release() error {
+ if err := l.set(false); err != nil {
+ return err
+ }
+ return l.f.Close()
+}
+
+func (l *unixLock) set(lock bool) error {
+ how := syscall.LOCK_UN
+ if lock {
+ how = syscall.LOCK_EX
+ }
+ return syscall.Flock(int(l.f.Fd()), how|syscall.LOCK_NB)
+}
+
+func newLock(fileName string) (Releaser, error) {
+ f, err := os.OpenFile(fileName, os.O_RDWR|os.O_CREATE, 0644)
+ if err != nil {
+ return nil, err
+ }
+ l := &unixLock{f}
+ err = l.set(true)
+ if err != nil {
+ f.Close()
+ return nil, err
+ }
+ return l, nil
+}
diff --git a/vendor/github.com/prometheus/prometheus/util/flock/flock_windows.go b/vendor/github.com/prometheus/prometheus/util/flock/flock_windows.go
new file mode 100644
index 000000000..bf7266f14
--- /dev/null
+++ b/vendor/github.com/prometheus/prometheus/util/flock/flock_windows.go
@@ -0,0 +1,36 @@
+// Copyright 2016 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package flock
+
+import "syscall"
+
+type windowsLock struct {
+ fd syscall.Handle
+}
+
+func (fl *windowsLock) Release() error {
+ return syscall.Close(fl.fd)
+}
+
+func newLock(fileName string) (Releaser, error) {
+ pathp, err := syscall.UTF16PtrFromString(fileName)
+ if err != nil {
+ return nil, err
+ }
+ fd, err := syscall.CreateFile(pathp, syscall.GENERIC_READ|syscall.GENERIC_WRITE, 0, nil, syscall.CREATE_ALWAYS, syscall.FILE_ATTRIBUTE_NORMAL, 0)
+ if err != nil {
+ return nil, err
+ }
+ return &windowsLock{fd}, nil
+}
diff --git a/vendor/vendor.json b/vendor/vendor.json
index 8be10b94f..b0bc88adc 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -256,6 +256,12 @@
"revisionTime": "2017-02-11T19:53:22Z"
},
{
+ "checksumSHA1": "WbbxCn2jUYIL5viqLo0BKXEdPrQ=",
+ "path": "github.com/prometheus/prometheus/util/flock",
+ "revision": "3101606756c53221ed58ba94ecba6b26adf89dcc",
+ "revisionTime": "2017-08-14T17:01:13Z"
+ },
+ {
"checksumSHA1": "KAzbLjI9MzW2tjfcAsK75lVRp6I=",
"path": "github.com/rcrowley/go-metrics",
"revision": "1f30fe9094a513ce4c700b9a54458bbb0c96996c",