Update godeps for etcd 3.0.4

vendor/github.com/coreos/etcd/pkg/adt/doc.go

@@ -0,0 +1,16 @@
+// Copyright 2016 The etcd 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 adt implements useful abstract data types.
+package adt

vendor/github.com/coreos/etcd/pkg/adt/interval_tree.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/contention/contention.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/contention/doc.go

@@ -0,0 +1,16 @@
+// Copyright 2016 The etcd 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 contention provides facilities for detecting system contention.
+package contention

vendor/github.com/coreos/etcd/pkg/fileutil/fileutil.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -16,6 +16,7 @@
 package fileutil
 
 import (
+	"fmt"
 	"io/ioutil"
 	"os"
 	"path"
@@ -25,9 +26,10 @@ import (
 )
 
 const (
-	privateFileMode = 0600
-	// owner can make/remove files inside the directory
-	privateDirMode = 0700
+	// PrivateFileMode grants owner to read/write a file.
+	PrivateFileMode = 0600
+	// PrivateDirMode grants owner to make/remove files inside the directory.
+	PrivateDirMode = 0700
 )
 
 var (
@@ -38,7 +40,7 @@ var (
 // to dir. It returns nil if dir is writable.
 func IsDirWriteable(dir string) error {
 	f := path.Join(dir, ".touch")
-	if err := ioutil.WriteFile(f, []byte(""), privateFileMode); err != nil {
+	if err := ioutil.WriteFile(f, []byte(""), PrivateFileMode); err != nil {
 		return err
 	}
 	return os.Remove(f)
@@ -62,13 +64,34 @@ func ReadDir(dirpath string) ([]string, error) {
 // TouchDirAll is similar to os.MkdirAll. It creates directories with 0700 permission if any directory
 // does not exists. TouchDirAll also ensures the given directory is writable.
 func TouchDirAll(dir string) error {
-	err := os.MkdirAll(dir, privateDirMode)
-	if err != nil && err != os.ErrExist {
+	// If path is already a directory, MkdirAll does nothing
+	// and returns nil.
+	err := os.MkdirAll(dir, PrivateDirMode)
+	if err != nil {
+		// if mkdirAll("a/text") and "text" is not
+		// a directory, this will return syscall.ENOTDIR
 		return err
 	}
 	return IsDirWriteable(dir)
 }
 
+// CreateDirAll is similar to TouchDirAll but returns error
+// if the deepest directory was not empty.
+func CreateDirAll(dir string) error {
+	err := TouchDirAll(dir)
+	if err == nil {
+		var ns []string
+		ns, err = ReadDir(dir)
+		if err != nil {
+			return err
+		}
+		if len(ns) != 0 {
+			err = fmt.Errorf("expected %q to be empty, got %q", dir, ns)
+		}
+	}
+	return err
+}
+
 func Exist(name string) bool {
 	_, err := os.Stat(name)
 	return err == nil

vendor/github.com/coreos/etcd/pkg/fileutil/lock.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/fileutil/lock_flock.go

@@ -0,0 +1,49 @@
+// Copyright 2016 The etcd 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 !windows,!plan9,!solaris
+
+package fileutil
+
+import (
+	"os"
+	"syscall"
+)
+
+func flockTryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
+	f, err := os.OpenFile(path, flag, perm)
+	if err != nil {
+		return nil, err
+	}
+	if err = syscall.Flock(int(f.Fd()), syscall.LOCK_EX|syscall.LOCK_NB); err != nil {
+		f.Close()
+		if err == syscall.EWOULDBLOCK {
+			err = ErrLocked
+		}
+		return nil, err
+	}
+	return &LockedFile{f}, nil
+}
+
+func flockLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
+	f, err := os.OpenFile(path, flag, perm)
+	if err != nil {
+		return nil, err
+	}
+	if err = syscall.Flock(int(f.Fd()), syscall.LOCK_EX); err != nil {
+		f.Close()
+		return nil, err
+	}
+	return &LockedFile{f}, err
+}

vendor/github.com/coreos/etcd/pkg/fileutil/lock_linux.go

@@ -0,0 +1,96 @@
+// Copyright 2016 The etcd 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 linux
+
+package fileutil
+
+import (
+	"os"
+	"syscall"
+)
+
+// This used to call syscall.Flock() but that call fails with EBADF on NFS.
+// An alternative is lockf() which works on NFS but that call lets a process lock
+// the same file twice. Instead, use Linux's non-standard open file descriptor
+// locks which will block if the process already holds the file lock.
+//
+// constants from /usr/include/bits/fcntl-linux.h
+const (
+	F_OFD_GETLK  = 37
+	F_OFD_SETLK  = 37
+	F_OFD_SETLKW = 38
+)
+
+var (
+	wrlck = syscall.Flock_t{
+		Type:   syscall.F_WRLCK,
+		Whence: int16(os.SEEK_SET),
+		Start:  0,
+		Len:    0,
+	}
+
+	linuxTryLockFile = flockTryLockFile
+	linuxLockFile    = flockLockFile
+)
+
+func init() {
+	// use open file descriptor locks if the system supports it
+	getlk := syscall.Flock_t{Type: syscall.F_RDLCK}
+	if err := syscall.FcntlFlock(0, F_OFD_GETLK, &getlk); err == nil {
+		linuxTryLockFile = ofdTryLockFile
+		linuxLockFile = ofdLockFile
+	}
+}
+
+func TryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
+	return linuxTryLockFile(path, flag, perm)
+}
+
+func ofdTryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
+	f, err := os.OpenFile(path, flag, perm)
+	if err != nil {
+		return nil, err
+	}
+
+	flock := wrlck
+	if err = syscall.FcntlFlock(f.Fd(), F_OFD_SETLK, &flock); err != nil {
+		f.Close()
+		if err == syscall.EWOULDBLOCK {
+			err = ErrLocked
+		}
+		return nil, err
+	}
+	return &LockedFile{f}, nil
+}
+
+func LockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
+	return linuxLockFile(path, flag, perm)
+}
+
+func ofdLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
+	f, err := os.OpenFile(path, flag, perm)
+	if err != nil {
+		return nil, err
+	}
+
+	flock := wrlck
+	err = syscall.FcntlFlock(f.Fd(), F_OFD_SETLKW, &flock)
+
+	if err != nil {
+		f.Close()
+		return nil, err
+	}
+	return &LockedFile{f}, err
+}

vendor/github.com/coreos/etcd/pkg/fileutil/lock_plan9.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -21,7 +21,7 @@ import (
 )
 
 func TryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
-	if err := os.Chmod(path, syscall.DMEXCL|0600); err != nil {
+	if err := os.Chmod(path, syscall.DMEXCL|PrivateFileMode); err != nil {
 		return nil, err
 	}
 	f, err := os.Open(path, flag, perm)
@@ -32,7 +32,7 @@ func TryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
 }
 
 func LockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
-	if err := os.Chmod(path, syscall.DMEXCL|0600); err != nil {
+	if err := os.Chmod(path, syscall.DMEXCL|PrivateFileMode); err != nil {
 		return nil, err
 	}
 	for {

vendor/github.com/coreos/etcd/pkg/fileutil/lock_solaris.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/fileutil/lock_unix.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -12,38 +12,18 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// +build !windows,!plan9,!solaris
+// +build !windows,!plan9,!solaris,!linux
 
 package fileutil
 
 import (
 	"os"
-	"syscall"
 )
 
 func TryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
-	f, err := os.OpenFile(path, flag, perm)
-	if err != nil {
-		return nil, err
-	}
-	if err = syscall.Flock(int(f.Fd()), syscall.LOCK_EX|syscall.LOCK_NB); err != nil {
-		f.Close()
-		if err == syscall.EWOULDBLOCK {
-			err = ErrLocked
-		}
-		return nil, err
-	}
-	return &LockedFile{f}, nil
+	return flockTryLockFile(path, flag, perm)
 }
 
 func LockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) {
-	f, err := os.OpenFile(path, flag, perm)
-	if err != nil {
-		return nil, err
-	}
-	if err = syscall.Flock(int(f.Fd()), syscall.LOCK_EX); err != nil {
-		f.Close()
-		return nil, err
-	}
-	return &LockedFile{f}, err
+	return flockLockFile(path, flag, perm)
 }

vendor/github.com/coreos/etcd/pkg/fileutil/lock_windows.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/fileutil/preallocate.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -23,7 +23,7 @@ import "os"
 // Otherwise, the error encountered will be returned.
 func Preallocate(f *os.File, sizeInBytes int64, extendFile bool) error {
 	if extendFile {
-		preallocExtend(f, sizeInBytes)
+		return preallocExtend(f, sizeInBytes)
 	}
 	return preallocFixed(f, sizeInBytes)
 }

vendor/github.com/coreos/etcd/pkg/fileutil/preallocate_darwin.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/fileutil/preallocate_unix.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -26,8 +26,9 @@ func preallocExtend(f *os.File, sizeInBytes int64) error {
 	err := syscall.Fallocate(int(f.Fd()), 0, 0, sizeInBytes)
 	if err != nil {
 		errno, ok := err.(syscall.Errno)
-		// treat not support as nil error
-		if ok && errno == syscall.ENOTSUP {
+		// not supported; fallback
+		// fallocate EINTRs frequently in some environments; fallback
+		if ok && (errno == syscall.ENOTSUP || errno == syscall.EINTR) {
 			return preallocExtendTrunc(f, sizeInBytes)
 		}
 	}

vendor/github.com/coreos/etcd/pkg/fileutil/preallocate_unsupported.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/fileutil/purge.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -23,6 +23,11 @@ import (
 )
 
 func PurgeFile(dirname string, suffix string, max uint, interval time.Duration, stop <-chan struct{}) <-chan error {
+	return purgeFile(dirname, suffix, max, interval, stop, nil)
+}
+
+// purgeFile is the internal implementation for PurgeFile which can post purged files to purgec if non-nil.
+func purgeFile(dirname string, suffix string, max uint, interval time.Duration, stop <-chan struct{}, purgec chan<- string) <-chan error {
 	errC := make(chan error, 1)
 	go func() {
 		for {
@@ -38,9 +43,10 @@ func PurgeFile(dirname string, suffix string, max uint, interval time.Duration,
 				}
 			}
 			sort.Strings(newfnames)
+			fnames = newfnames
 			for len(newfnames) > int(max) {
 				f := path.Join(dirname, newfnames[0])
-				l, err := TryLockFile(f, os.O_WRONLY, 0600)
+				l, err := TryLockFile(f, os.O_WRONLY, PrivateFileMode)
 				if err != nil {
 					break
 				}
@@ -56,6 +62,11 @@ func PurgeFile(dirname string, suffix string, max uint, interval time.Duration,
 				plog.Infof("purged file %s successfully", f)
 				newfnames = newfnames[1:]
 			}
+			if purgec != nil {
+				for i := 0; i < len(fnames)-len(newfnames); i++ {
+					purgec <- fnames[i]
+				}
+			}
 			select {
 			case <-time.After(interval):
 			case <-stop:

vendor/github.com/coreos/etcd/pkg/fileutil/sync.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -12,15 +12,18 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// +build !linux
+// +build !linux,!darwin
 
 package fileutil
 
 import "os"
 
-// Fdatasync is similar to fsync(), but does not flush modified metadata
-// unless that metadata is needed in order to allow a subsequent data retrieval
-// to be correctly handled.
+// Fsync is a wrapper around file.Sync(). Special handling is needed on darwin platform.
+func Fsync(f *os.File) error {
+	return f.Sync()
+}
+
+// Fdatasync is a wrapper around file.Sync(). Special handling is needed on linux platform.
 func Fdatasync(f *os.File) error {
 	return f.Sync()
 }

vendor/github.com/coreos/etcd/pkg/fileutil/sync_darwin.go

@@ -0,0 +1,40 @@
+// Copyright 2016 The etcd 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
+
+package fileutil
+
+import (
+	"os"
+	"syscall"
+)
+
+// Fsync on HFS/OSX flushes the data on to the physical drive but the drive
+// may not write it to the persistent media for quite sometime and it may be
+// written in out-of-order sequence. Using F_FULLFSYNC ensures that the
+// physical drive's buffer will also get flushed to the media.
+func Fsync(f *os.File) error {
+	_, _, errno := syscall.Syscall(syscall.SYS_FCNTL, f.Fd(), uintptr(syscall.F_FULLFSYNC), uintptr(0))
+	if errno == 0 {
+		return nil
+	}
+	return errno
+}
+
+// Fdatasync on darwin platform invokes fcntl(F_FULLFSYNC) for actual persistence
+// on physical drive media.
+func Fdatasync(f *os.File) error {
+	return Fsync(f)
+}

vendor/github.com/coreos/etcd/pkg/fileutil/sync_linux.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -21,6 +21,11 @@ import (
 	"syscall"
 )
 
+// Fsync is a wrapper around file.Sync(). Special handling is needed on darwin platform.
+func Fsync(f *os.File) error {
+	return f.Sync()
+}
+
 // Fdatasync is similar to fsync(), but does not flush modified metadata
 // unless that metadata is needed in order to allow a subsequent data retrieval
 // to be correctly handled.

vendor/github.com/coreos/etcd/pkg/idutil/id.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/ioutil/readcloser.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -14,7 +14,10 @@
 
 package ioutil
 
-import "io"
+import (
+	"fmt"
+	"io"
+)
 
 // ReaderAndCloser implements io.ReadCloser interface by combining
 // reader and closer together.
@@ -22,3 +25,42 @@ type ReaderAndCloser struct {
 	io.Reader
 	io.Closer
 }
+
+var (
+	ErrShortRead = fmt.Errorf("ioutil: short read")
+	ErrExpectEOF = fmt.Errorf("ioutil: expect EOF")
+)
+
+// NewExactReadCloser returns a ReadCloser that returns errors if the underlying
+// reader does not read back exactly the requested number of bytes.
+func NewExactReadCloser(rc io.ReadCloser, totalBytes int64) io.ReadCloser {
+	return &exactReadCloser{rc: rc, totalBytes: totalBytes}
+}
+
+type exactReadCloser struct {
+	rc         io.ReadCloser
+	br         int64
+	totalBytes int64
+}
+
+func (e *exactReadCloser) Read(p []byte) (int, error) {
+	n, err := e.rc.Read(p)
+	e.br += int64(n)
+	if e.br > e.totalBytes {
+		return 0, ErrExpectEOF
+	}
+	if e.br < e.totalBytes && n == 0 {
+		return 0, ErrShortRead
+	}
+	return n, err
+}
+
+func (e *exactReadCloser) Close() error {
+	if err := e.rc.Close(); err != nil {
+		return err
+	}
+	if e.br < e.totalBytes {
+		return ErrShortRead
+	}
+	return nil
+}

vendor/github.com/coreos/etcd/pkg/ioutil/reader.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/ioutil/util.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -17,6 +17,8 @@ package ioutil
 import (
 	"io"
 	"os"
+
+	"github.com/coreos/etcd/pkg/fileutil"
 )
 
 // WriteAndSyncFile behaves just like ioutil.WriteFile in the standard library,
@@ -32,7 +34,7 @@ func WriteAndSyncFile(filename string, data []byte, perm os.FileMode) error {
 		err = io.ErrShortWrite
 	}
 	if err == nil {
-		err = f.Sync()
+		err = fileutil.Fsync(f)
 	}
 	if err1 := f.Close(); err == nil {
 		err = err1

vendor/github.com/coreos/etcd/pkg/logutil/merge_logger.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/netutil/isolate_linux.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/netutil/isolate_stub.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/netutil/netutil.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/pbutil/pbutil.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/runtime/fds_linux.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/runtime/fds_other.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/schedule/doc.go

@@ -0,0 +1,16 @@
+// Copyright 2016 The etcd 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 schedule provides mechanisms and policies for scheduling units of work.
+package schedule

vendor/github.com/coreos/etcd/pkg/schedule/schedule.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/testutil/leak.go

@@ -48,7 +48,7 @@ func CheckLeakedGoroutine() bool {
 	}
 
 	stackCount := make(map[string]int)
-	re := regexp.MustCompile("\\(0[0-9a-fx, ]*\\)")
+	re := regexp.MustCompile(`\(0[0-9a-fx, ]*\)`)
 	for _, g := range gs {
 		// strip out pointer arguments in first function of stack dump
 		normalized := string(re.ReplaceAll([]byte(g), []byte("(...)")))

vendor/github.com/coreos/etcd/pkg/testutil/pauseable_handler.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/testutil/recorder.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/testutil/testutil.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/tlsutil/doc.go

@@ -0,0 +1,16 @@
+// Copyright 2016 The etcd 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 tlsutil provides utility functions for handling TLS.
+package tlsutil

vendor/github.com/coreos/etcd/pkg/tlsutil/tlsutil.go

@@ -1,4 +1,4 @@
-// Copyright 2016 CoreOS, Inc.
+// Copyright 2016 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/transport/doc.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/transport/keepalive_listener.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/transport/limit_listen.go

@@ -1,6 +1,16 @@
-// 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.
+// Copyright 2013 The etcd 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 transport provides network utility functions, complementing the more
 // common ones in the net package.

vendor/github.com/coreos/etcd/pkg/transport/listener.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -25,28 +25,28 @@ import (
 	"fmt"
 	"math/big"
 	"net"
-	"net/http"
 	"os"
 	"path"
 	"strings"
 	"time"
 
+	"github.com/coreos/etcd/pkg/fileutil"
 	"github.com/coreos/etcd/pkg/tlsutil"
 )
 
-func NewListener(addr string, scheme string, tlscfg *tls.Config) (net.Listener, error) {
-	nettype := "tcp"
-	if scheme == "unix" {
+func NewListener(addr string, scheme string, tlscfg *tls.Config) (l net.Listener, err error) {
+	if scheme == "unix" || scheme == "unixs" {
 		// unix sockets via unix://laddr
-		nettype = scheme
+		l, err = NewUnixListener(addr)
+	} else {
+		l, err = net.Listen("tcp", addr)
 	}
 
-	l, err := net.Listen(nettype, addr)
 	if err != nil {
 		return nil, err
 	}
 
-	if scheme == "https" {
+	if scheme == "https" || scheme == "unixs" {
 		if tlscfg == nil {
 			return nil, fmt.Errorf("cannot listen on TLS for %s: KeyFile and CertFile are not presented", scheme+"://"+addr)
 		}
@@ -57,27 +57,6 @@ func NewListener(addr string, scheme string, tlscfg *tls.Config) (net.Listener,
 	return l, nil
 }
 
-func NewTransport(info TLSInfo, dialtimeoutd time.Duration) (*http.Transport, error) {
-	cfg, err := info.ClientConfig()
-	if err != nil {
-		return nil, err
-	}
-
-	t := &http.Transport{
-		Proxy: http.ProxyFromEnvironment,
-		Dial: (&net.Dialer{
-			Timeout: dialtimeoutd,
-			// value taken from http.DefaultTransport
-			KeepAlive: 30 * time.Second,
-		}).Dial,
-		// value taken from http.DefaultTransport
-		TLSHandshakeTimeout: 10 * time.Second,
-		TLSClientConfig:     cfg,
-	}
-
-	return t, nil
-}
-
 type TLSInfo struct {
 	CertFile       string
 	KeyFile        string
@@ -101,7 +80,7 @@ func (info TLSInfo) Empty() bool {
 }
 
 func SelfCert(dirpath string, hosts []string) (info TLSInfo, err error) {
-	if err = os.MkdirAll(dirpath, 0700); err != nil {
+	if err = fileutil.TouchDirAll(dirpath); err != nil {
 		return
 	}
 
@@ -184,7 +163,7 @@ func (info TLSInfo) baseConfig() (*tls.Config, error) {
 
 	cfg := &tls.Config{
 		Certificates: []tls.Certificate{*tlsCert},
-		MinVersion:   tls.VersionTLS10,
+		MinVersion:   tls.VersionTLS12,
 	}
 	return cfg, nil
 }
@@ -252,3 +231,32 @@ func (info TLSInfo) ClientConfig() (*tls.Config, error) {
 	}
 	return cfg, nil
 }
+
+// ShallowCopyTLSConfig copies *tls.Config. This is only
+// work-around for go-vet tests, which complains
+//
+//   assignment copies lock value to p: crypto/tls.Config contains sync.Once contains sync.Mutex
+//
+// Keep up-to-date with 'go/src/crypto/tls/common.go'
+func ShallowCopyTLSConfig(cfg *tls.Config) *tls.Config {
+	ncfg := tls.Config{
+		Time:                     cfg.Time,
+		Certificates:             cfg.Certificates,
+		NameToCertificate:        cfg.NameToCertificate,
+		GetCertificate:           cfg.GetCertificate,
+		RootCAs:                  cfg.RootCAs,
+		NextProtos:               cfg.NextProtos,
+		ServerName:               cfg.ServerName,
+		ClientAuth:               cfg.ClientAuth,
+		ClientCAs:                cfg.ClientCAs,
+		InsecureSkipVerify:       cfg.InsecureSkipVerify,
+		CipherSuites:             cfg.CipherSuites,
+		PreferServerCipherSuites: cfg.PreferServerCipherSuites,
+		SessionTicketKey:         cfg.SessionTicketKey,
+		ClientSessionCache:       cfg.ClientSessionCache,
+		MinVersion:               cfg.MinVersion,
+		MaxVersion:               cfg.MaxVersion,
+		CurvePreferences:         cfg.CurvePreferences,
+	}
+	return &ncfg
+}

vendor/github.com/coreos/etcd/pkg/transport/timeout_conn.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/transport/timeout_dialer.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/transport/timeout_listener.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/transport/timeout_transport.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -34,6 +34,9 @@ func NewTimeoutTransport(info TLSInfo, dialtimeoutd, rdtimeoutd, wtimeoutd time.
 		// the timed out connection will timeout soon after it is idle.
 		// it should not be put back to http transport as an idle connection for future usage.
 		tr.MaxIdleConnsPerHost = -1
+	} else {
+		// allow more idle connections between peers to avoid unncessary port allocation.
+		tr.MaxIdleConnsPerHost = 1024
 	}
 
 	tr.Dial = (&rwTimeoutDialer{

vendor/github.com/coreos/etcd/pkg/transport/transport.go

@@ -0,0 +1,70 @@
+// Copyright 2016 The etcd 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 transport
+
+import (
+	"net"
+	"net/http"
+	"strings"
+	"time"
+)
+
+type unixTransport struct{ *http.Transport }
+
+func NewTransport(info TLSInfo, dialtimeoutd time.Duration) (*http.Transport, error) {
+	cfg, err := info.ClientConfig()
+	if err != nil {
+		return nil, err
+	}
+
+	t := &http.Transport{
+		Proxy: http.ProxyFromEnvironment,
+		Dial: (&net.Dialer{
+			Timeout: dialtimeoutd,
+			// value taken from http.DefaultTransport
+			KeepAlive: 30 * time.Second,
+		}).Dial,
+		// value taken from http.DefaultTransport
+		TLSHandshakeTimeout: 10 * time.Second,
+		TLSClientConfig:     cfg,
+	}
+
+	dialer := (&net.Dialer{
+		Timeout:   dialtimeoutd,
+		KeepAlive: 30 * time.Second,
+	})
+	dial := func(net, addr string) (net.Conn, error) {
+		return dialer.Dial("unix", addr)
+	}
+
+	tu := &http.Transport{
+		Proxy:               http.ProxyFromEnvironment,
+		Dial:                dial,
+		TLSHandshakeTimeout: 10 * time.Second,
+		TLSClientConfig:     cfg,
+	}
+	ut := &unixTransport{tu}
+
+	t.RegisterProtocol("unix", ut)
+	t.RegisterProtocol("unixs", ut)
+
+	return t, nil
+}
+
+func (urt *unixTransport) RoundTrip(req *http.Request) (*http.Response, error) {
+	req2 := *req
+	req2.URL.Scheme = strings.Replace(req.URL.Scheme, "unix", "http", 1)
+	return urt.Transport.RoundTrip(req)
+}

vendor/github.com/coreos/etcd/pkg/transport/unix_listener.go

@@ -0,0 +1,40 @@
+// Copyright 2016 The etcd 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 transport
+
+import (
+	"net"
+	"os"
+)
+
+type unixListener struct{ net.Listener }
+
+func NewUnixListener(addr string) (net.Listener, error) {
+	if err := os.RemoveAll(addr); err != nil {
+		return nil, err
+	}
+	l, err := net.Listen("unix", addr)
+	if err != nil {
+		return nil, err
+	}
+	return &unixListener{l}, nil
+}
+
+func (ul *unixListener) Close() error {
+	if err := os.RemoveAll(ul.Addr().String()); err != nil {
+		return err
+	}
+	return ul.Listener.Close()
+}

vendor/github.com/coreos/etcd/pkg/types/doc.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/types/id.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/types/set.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/types/slice.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/types/urls.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -36,8 +36,8 @@ func NewURLs(strs []string) (URLs, error) {
 		if err != nil {
 			return nil, err
 		}
-		if u.Scheme != "http" && u.Scheme != "https" {
-			return nil, fmt.Errorf("URL scheme must be http or https: %s", in)
+		if u.Scheme != "http" && u.Scheme != "https" && u.Scheme != "unix" && u.Scheme != "unixs" {
+			return nil, fmt.Errorf("URL scheme must be http, https, unix, or unixs: %s", in)
 		}
 		if _, _, err := net.SplitHostPort(u.Host); err != nil {
 			return nil, fmt.Errorf(`URL address does not have the form "host:port": %s`, in)

vendor/github.com/coreos/etcd/pkg/types/urlsmap.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -40,6 +40,20 @@ func NewURLsMap(s string) (URLsMap, error) {
 	return cl, nil
 }
 
+// NewURLsMapFromStringMap takes a map of strings and returns a URLsMap. The
+// string values in the map can be multiple values separated by the sep string.
+func NewURLsMapFromStringMap(m map[string]string, sep string) (URLsMap, error) {
+	var err error
+	um := URLsMap{}
+	for k, v := range m {
+		um[k], err = NewURLs(strings.Split(v, sep))
+		if err != nil {
+			return nil, err
+		}
+	}
+	return um, nil
+}
+
 // String turns URLsMap into discovery-formatted name-to-URLs sorted by name.
 func (c URLsMap) String() string {
 	var pairs []string

vendor/github.com/coreos/etcd/pkg/wait/wait.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

vendor/github.com/coreos/etcd/pkg/wait/wait_time.go

@@ -1,4 +1,4 @@
-// Copyright 2015 CoreOS, Inc.
+// Copyright 2015 The etcd Authors
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.