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Revert "Fix working_set calculation in kubelet"

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This commit is contained in:
Antoine Pelisse
2016-07-20 17:04:32 -07:00
committed by GitHub
parent b829d4d4ef
commit b681b17bb0
124 changed files with 2354 additions and 6213 deletions
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2
vendor/github.com/docker/docker/LICENSE generated vendored
View File

@@ -176,7 +176,7 @@
END OF TERMS AND CONDITIONS
Copyright 2013-2016 Docker, Inc.
Copyright 2013-2015 Docker, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/github.com/docker/docker/NOTICE generated vendored
View File

@@ -1,5 +1,5 @@
Docker
Copyright 2012-2016 Docker, Inc.
Copyright 2012-2015 Docker, Inc.
This product includes software developed at Docker, Inc. (https://www.docker.com).

40
vendor/github.com/docker/docker/pkg/jsonlog/jsonlog.go generated vendored
View File

@@ -1,40 +0,0 @@
package jsonlog
import (
"encoding/json"
"fmt"
"time"
)
// JSONLog represents a log message, typically a single entry from a given log stream.
// JSONLogs can be easily serialized to and from JSON and support custom formatting.
type JSONLog struct {
// Log is the log message
Log string `json:"log,omitempty"`
// Stream is the log source
Stream string `json:"stream,omitempty"`
// Created is the created timestamp of log
Created time.Time `json:"time"`
}
// Format returns the log formatted according to format
// If format is nil, returns the log message
// If format is json, returns the log marshaled in json format
// By default, returns the log with the log time formatted according to format.
func (jl *JSONLog) Format(format string) (string, error) {
if format == "" {
return jl.Log, nil
}
if format == "json" {
m, err := json.Marshal(jl)
return string(m), err
}
return fmt.Sprintf("%s %s", jl.Created.Format(format), jl.Log), nil
}
// Reset resets the log to nil.
func (jl *JSONLog) Reset() {
jl.Log = ""
jl.Stream = ""
jl.Created = time.Time{}
}

178
vendor/github.com/docker/docker/pkg/jsonlog/jsonlog_marshalling.go generated vendored
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@@ -1,178 +0,0 @@
// This code was initially generated by ffjson <https://github.com/pquerna/ffjson>
// This code was generated via the following steps:
// $ go get -u github.com/pquerna/ffjson
// $ make BIND_DIR=. shell
// $ ffjson pkg/jsonlog/jsonlog.go
// $ mv pkg/jsonglog/jsonlog_ffjson.go pkg/jsonlog/jsonlog_marshalling.go
//
// It has been modified to improve the performance of time marshalling to JSON
// and to clean it up.
// Should this code need to be regenerated when the JSONLog struct is changed,
// the relevant changes which have been made are:
// import (
// "bytes"
//-
// "unicode/utf8"
// )
//
// func (mj *JSONLog) MarshalJSON() ([]byte, error) {
//@@ -20,13 +16,13 @@ func (mj *JSONLog) MarshalJSON() ([]byte, error) {
// }
// return buf.Bytes(), nil
// }
//+
// func (mj *JSONLog) MarshalJSONBuf(buf *bytes.Buffer) error {
//- var err error
//- var obj []byte
//- var first bool = true
//- _ = obj
//- _ = err
//- _ = first
//+ var (
//+ err error
//+ timestamp string
//+ first bool = true
//+ )
// buf.WriteString(`{`)
// if len(mj.Log) != 0 {
// if first == true {
//@@ -52,11 +48,11 @@ func (mj *JSONLog) MarshalJSONBuf(buf *bytes.Buffer) error {
// buf.WriteString(`,`)
// }
// buf.WriteString(`"time":`)
//- obj, err = mj.Created.MarshalJSON()
//+ timestamp, err = FastTimeMarshalJSON(mj.Created)
// if err != nil {
// return err
// }
//- buf.Write(obj)
//+ buf.WriteString(timestamp)
// buf.WriteString(`}`)
// return nil
// }
// @@ -81,9 +81,10 @@ func (mj *JSONLog) MarshalJSONBuf(buf *bytes.Buffer) error {
// if len(mj.Log) != 0 {
// - if first == true {
// - first = false
// - } else {
// - buf.WriteString(`,`)
// - }
// + first = false
// buf.WriteString(`"log":`)
// ffjsonWriteJSONString(buf, mj.Log)
// }
package jsonlog
import (
"bytes"
"unicode/utf8"
)
// MarshalJSON marshals the JSONLog.
func (mj *JSONLog) MarshalJSON() ([]byte, error) {
var buf bytes.Buffer
buf.Grow(1024)
if err := mj.MarshalJSONBuf(&buf); err != nil {
return nil, err
}
return buf.Bytes(), nil
}
// MarshalJSONBuf marshals the JSONLog and stores the result to a bytes.Buffer.
func (mj *JSONLog) MarshalJSONBuf(buf *bytes.Buffer) error {
var (
err error
timestamp string
first = true
)
buf.WriteString(`{`)
if len(mj.Log) != 0 {
first = false
buf.WriteString(`"log":`)
ffjsonWriteJSONString(buf, mj.Log)
}
if len(mj.Stream) != 0 {
if first {
first = false
} else {
buf.WriteString(`,`)
}
buf.WriteString(`"stream":`)
ffjsonWriteJSONString(buf, mj.Stream)
}
if !first {
buf.WriteString(`,`)
}
buf.WriteString(`"time":`)
timestamp, err = FastTimeMarshalJSON(mj.Created)
if err != nil {
return err
}
buf.WriteString(timestamp)
buf.WriteString(`}`)
return nil
}
func ffjsonWriteJSONString(buf *bytes.Buffer, s string) {
const hex = "0123456789abcdef"
buf.WriteByte('"')
start := 0
for i := 0; i < len(s); {
if b := s[i]; b < utf8.RuneSelf {
if 0x20 <= b && b != '\\' && b != '"' && b != '<' && b != '>' && b != '&' {
i++
continue
}
if start < i {
buf.WriteString(s[start:i])
}
switch b {
case '\\', '"':
buf.WriteByte('\\')
buf.WriteByte(b)
case '\n':
buf.WriteByte('\\')
buf.WriteByte('n')
case '\r':
buf.WriteByte('\\')
buf.WriteByte('r')
default:
buf.WriteString(`\u00`)
buf.WriteByte(hex[b>>4])
buf.WriteByte(hex[b&0xF])
}
i++
start = i
continue
}
c, size := utf8.DecodeRuneInString(s[i:])
if c == utf8.RuneError && size == 1 {
if start < i {
buf.WriteString(s[start:i])
}
buf.WriteString(`\ufffd`)
i += size
start = i
continue
}
if c == '\u2028' || c == '\u2029' {
if start < i {
buf.WriteString(s[start:i])
}
buf.WriteString(`\u202`)
buf.WriteByte(hex[c&0xF])
i += size
start = i
continue
}
i += size
}
if start < len(s) {
buf.WriteString(s[start:])
}
buf.WriteByte('"')
}

122
vendor/github.com/docker/docker/pkg/jsonlog/jsonlogbytes.go generated vendored
View File

@@ -1,122 +0,0 @@
package jsonlog
import (
"bytes"
"encoding/json"
"unicode/utf8"
)
// JSONLogs is based on JSONLog.
// It allows marshalling JSONLog from Log as []byte
// and an already marshalled Created timestamp.
type JSONLogs struct {
Log []byte `json:"log,omitempty"`
Stream string `json:"stream,omitempty"`
Created string `json:"time"`
// json-encoded bytes
RawAttrs json.RawMessage `json:"attrs,omitempty"`
}
// MarshalJSONBuf is based on the same method from JSONLog
// It has been modified to take into account the necessary changes.
func (mj *JSONLogs) MarshalJSONBuf(buf *bytes.Buffer) error {
var first = true
buf.WriteString(`{`)
if len(mj.Log) != 0 {
first = false
buf.WriteString(`"log":`)
ffjsonWriteJSONBytesAsString(buf, mj.Log)
}
if len(mj.Stream) != 0 {
if first == true {
first = false
} else {
buf.WriteString(`,`)
}
buf.WriteString(`"stream":`)
ffjsonWriteJSONString(buf, mj.Stream)
}
if len(mj.RawAttrs) > 0 {
if first {
first = false
} else {
buf.WriteString(`,`)
}
buf.WriteString(`"attrs":`)
buf.Write(mj.RawAttrs)
}
if !first {
buf.WriteString(`,`)
}
buf.WriteString(`"time":`)
buf.WriteString(mj.Created)
buf.WriteString(`}`)
return nil
}
// This is based on ffjsonWriteJSONBytesAsString. It has been changed
// to accept a string passed as a slice of bytes.
func ffjsonWriteJSONBytesAsString(buf *bytes.Buffer, s []byte) {
const hex = "0123456789abcdef"
buf.WriteByte('"')
start := 0
for i := 0; i < len(s); {
if b := s[i]; b < utf8.RuneSelf {
if 0x20 <= b && b != '\\' && b != '"' && b != '<' && b != '>' && b != '&' {
i++
continue
}
if start < i {
buf.Write(s[start:i])
}
switch b {
case '\\', '"':
buf.WriteByte('\\')
buf.WriteByte(b)
case '\n':
buf.WriteByte('\\')
buf.WriteByte('n')
case '\r':
buf.WriteByte('\\')
buf.WriteByte('r')
default:
buf.WriteString(`\u00`)
buf.WriteByte(hex[b>>4])
buf.WriteByte(hex[b&0xF])
}
i++
start = i
continue
}
c, size := utf8.DecodeRune(s[i:])
if c == utf8.RuneError && size == 1 {
if start < i {
buf.Write(s[start:i])
}
buf.WriteString(`\ufffd`)
i += size
start = i
continue
}
if c == '\u2028' || c == '\u2029' {
if start < i {
buf.Write(s[start:i])
}
buf.WriteString(`\u202`)
buf.WriteByte(hex[c&0xF])
i += size
start = i
continue
}
i += size
}
if start < len(s) {
buf.Write(s[start:])
}
buf.WriteByte('"')
}

77
vendor/github.com/docker/docker/pkg/jsonmessage/jsonmessage.go generated vendored
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@@ -7,13 +7,11 @@ import (
"strings"
"time"
"github.com/docker/docker/pkg/jsonlog"
"github.com/docker/docker/pkg/term"
"github.com/docker/go-units"
"github.com/docker/docker/pkg/timeutils"
"github.com/docker/docker/pkg/units"
)
// JSONError wraps a concrete Code and Message, `Code` is
// is a integer error code, `Message` is the error message.
type JSONError struct {
Code int `json:"code,omitempty"`
Message string `json:"message,omitempty"`
@@ -23,14 +21,10 @@ func (e *JSONError) Error() string {
return e.Message
}
// JSONProgress describes a Progress. terminalFd is the fd of the current terminal,
// Start is the initial value for the operation. Current is the current status and
// value of the progress made towards Total. Total is the end value describing when
// we made 100% progress for an operation.
type JSONProgress struct {
terminalFd uintptr
Current int64 `json:"current,omitempty"`
Total int64 `json:"total,omitempty"`
Current int `json:"current,omitempty"`
Total int `json:"total,omitempty"`
Start int64 `json:"start,omitempty"`
}
@@ -60,23 +54,17 @@ func (p *JSONProgress) String() string {
percentage = 50
}
if width > 110 {
// this number can't be negative gh#7136
// this number can't be negetive gh#7136
numSpaces := 0
if 50-percentage > 0 {
numSpaces = 50 - percentage
}
pbBox = fmt.Sprintf("[%s>%s] ", strings.Repeat("=", percentage), strings.Repeat(" ", numSpaces))
}
numbersBox = fmt.Sprintf("%8v/%v", current, total)
if p.Current > p.Total {
// remove total display if the reported current is wonky.
numbersBox = fmt.Sprintf("%8v", current)
}
if p.Current > 0 && p.Start > 0 && percentage < 50 {
fromStart := time.Now().UTC().Sub(time.Unix(p.Start, 0))
fromStart := time.Now().UTC().Sub(time.Unix(int64(p.Start), 0))
perEntry := fromStart / time.Duration(p.Current)
left := time.Duration(p.Total-p.Current) * perEntry
left = (left / time.Second) * time.Second
@@ -88,9 +76,6 @@ func (p *JSONProgress) String() string {
return pbBox + numbersBox + timeLeftBox
}
// JSONMessage defines a message struct. It describes
// the created time, where it from, status, ID of the
// message. It's used for docker events.
type JSONMessage struct {
Stream string `json:"stream,omitempty"`
Status string `json:"status,omitempty"`
@@ -99,16 +84,10 @@ type JSONMessage struct {
ID string `json:"id,omitempty"`
From string `json:"from,omitempty"`
Time int64 `json:"time,omitempty"`
TimeNano int64 `json:"timeNano,omitempty"`
Error *JSONError `json:"errorDetail,omitempty"`
ErrorMessage string `json:"error,omitempty"` //deprecated
// Aux contains out-of-band data, such as digests for push signing.
Aux *json.RawMessage `json:"aux,omitempty"`
}
// Display displays the JSONMessage to `out`. `isTerminal` describes if `out`
// is a terminal. If this is the case, it will erase the entire current line
// when displaying the progressbar.
func (jm *JSONMessage) Display(out io.Writer, isTerminal bool) error {
if jm.Error != nil {
if jm.Error.Code == 401 {
@@ -124,10 +103,8 @@ func (jm *JSONMessage) Display(out io.Writer, isTerminal bool) error {
} else if jm.Progress != nil && jm.Progress.String() != "" { //disable progressbar in non-terminal
return nil
}
if jm.TimeNano != 0 {
fmt.Fprintf(out, "%s ", time.Unix(0, jm.TimeNano).Format(jsonlog.RFC3339NanoFixed))
} else if jm.Time != 0 {
fmt.Fprintf(out, "%s ", time.Unix(jm.Time, 0).Format(jsonlog.RFC3339NanoFixed))
if jm.Time != 0 {
fmt.Fprintf(out, "%s ", time.Unix(jm.Time, 0).Format(timeutils.RFC3339NanoFixed))
}
if jm.ID != "" {
fmt.Fprintf(out, "%s: ", jm.ID)
@@ -147,16 +124,13 @@ func (jm *JSONMessage) Display(out io.Writer, isTerminal bool) error {
return nil
}
// DisplayJSONMessagesStream displays a json message stream from `in` to `out`, `isTerminal`
// describes if `out` is a terminal. If this is the case, it will print `\n` at the end of
// each line and move the cursor while displaying.
func DisplayJSONMessagesStream(in io.Reader, out io.Writer, terminalFd uintptr, isTerminal bool, auxCallback func(*json.RawMessage)) error {
func DisplayJSONMessagesStream(in io.Reader, out io.Writer, terminalFd uintptr, isTerminal bool) error {
var (
dec = json.NewDecoder(in)
ids = make(map[string]int)
dec = json.NewDecoder(in)
ids = make(map[string]int)
diff = 0
)
for {
diff := 0
var jm JSONMessage
if err := dec.Decode(&jm); err != nil {
if err == io.EOF {
@@ -165,51 +139,28 @@ func DisplayJSONMessagesStream(in io.Reader, out io.Writer, terminalFd uintptr,
return err
}
if jm.Aux != nil {
if auxCallback != nil {
auxCallback(jm.Aux)
}
continue
}
if jm.Progress != nil {
jm.Progress.terminalFd = terminalFd
}
if jm.ID != "" && (jm.Progress != nil || jm.ProgressMessage != "") {
line, ok := ids[jm.ID]
if !ok {
// NOTE: This approach of using len(id) to
// figure out the number of lines of history
// only works as long as we clear the history
// when we output something that's not
// accounted for in the map, such as a line
// with no ID.
line = len(ids)
ids[jm.ID] = line
if isTerminal {
fmt.Fprintf(out, "\n")
}
diff = 0
} else {
diff = len(ids) - line
}
if isTerminal {
// NOTE: this appears to be necessary even if
// diff == 0.
if jm.ID != "" && isTerminal {
// <ESC>[{diff}A = move cursor up diff rows
fmt.Fprintf(out, "%c[%dA", 27, diff)
}
} else {
// When outputting something that isn't progress
// output, clear the history of previous lines. We
// don't want progress entries from some previous
// operation to be updated (for example, pull -a
// with multiple tags).
ids = make(map[string]int)
}
err := jm.Display(out, isTerminal)
if jm.ID != "" && isTerminal {
// NOTE: this appears to be necessary even if
// diff == 0.
// <ESC>[{diff}B = move cursor down diff rows
fmt.Fprintf(out, "%c[%dB", 27, diff)
}

26
vendor/github.com/docker/docker/pkg/longpath/longpath.go generated vendored
View File

@@ -1,26 +0,0 @@
// longpath introduces some constants and helper functions for handling long paths
// in Windows, which are expected to be prepended with `\\?\` and followed by either
// a drive letter, a UNC server\share, or a volume identifier.
package longpath
import (
"strings"
)
// Prefix is the longpath prefix for Windows file paths.
const Prefix = `\\?\`
// AddPrefix will add the Windows long path prefix to the path provided if
// it does not already have it.
func AddPrefix(path string) string {
if !strings.HasPrefix(path, Prefix) {
if strings.HasPrefix(path, `\\`) {
// This is a UNC path, so we need to add 'UNC' to the path as well.
path = Prefix + `UNC` + path[1:]
} else {
path = Prefix + path
}
}
return path
}

23
vendor/github.com/docker/docker/pkg/mount/flags.go generated vendored
View File

@@ -1,7 +1,6 @@
package mount
import (
"fmt"
"strings"
)
@@ -68,25 +67,3 @@ func parseOptions(options string) (int, string) {
}
return flag, strings.Join(data, ",")
}
// ParseTmpfsOptions parse fstab type mount options into flags and data
func ParseTmpfsOptions(options string) (int, string, error) {
flags, data := parseOptions(options)
validFlags := map[string]bool{
"": true,
"size": true,
"mode": true,
"uid": true,
"gid": true,
"nr_inodes": true,
"nr_blocks": true,
"mpol": true,
}
for _, o := range strings.Split(data, ",") {
opt := strings.SplitN(o, "=", 2)
if !validFlags[opt[0]] {
return 0, "", fmt.Errorf("Invalid tmpfs option %q", opt)
}
}
return flags, data, nil
}

2
vendor/github.com/docker/docker/pkg/mount/flags_linux.go generated vendored
View File

@@ -23,7 +23,7 @@ const (
SYNCHRONOUS = syscall.MS_SYNCHRONOUS
// DIRSYNC will force all directory updates within the file system to be done
// synchronously. This affects the following system calls: create, link,
// synchronously. This affects the following system calls: creat, link,
// unlink, symlink, mkdir, rmdir, mknod and rename.
DIRSYNC = syscall.MS_DIRSYNC

2
vendor/github.com/docker/docker/pkg/mount/mountinfo_unsupported.go generated vendored
View File

@@ -1,4 +1,4 @@
// +build !windows,!linux,!freebsd freebsd,!cgo
// +build !linux,!freebsd freebsd,!cgo
package mount

6
vendor/github.com/docker/docker/pkg/mount/mountinfo_windows.go generated vendored
View File

@@ -1,6 +0,0 @@
package mount
func parseMountTable() ([]*Info, error) {
// Do NOT return an error!
return nil, nil
}

3
vendor/github.com/docker/docker/pkg/mount/sharedsubtree_linux.go generated vendored
View File

@@ -61,7 +61,8 @@ func ensureMountedAs(mountPoint, options string) error {
return err
}
}
if _, err = Mounted(mountPoint); err != nil {
mounted, err = Mounted(mountPoint)
if err != nil {
return err
}

108
vendor/github.com/docker/docker/pkg/stdcopy/stdcopy.go generated vendored
View File

@@ -3,57 +3,44 @@ package stdcopy
import (
"encoding/binary"
"errors"
"fmt"
"io"
"github.com/Sirupsen/logrus"
)
// StdType is the type of standard stream
// a writer can multiplex to.
type StdType byte
const (
// Stdin represents standard input stream type.
Stdin StdType = iota
// Stdout represents standard output stream type.
Stdout
// Stderr represents standard error steam type.
Stderr
stdWriterPrefixLen = 8
stdWriterFdIndex = 0
stdWriterSizeIndex = 4
startingBufLen = 32*1024 + stdWriterPrefixLen + 1
StdWriterPrefixLen = 8
StdWriterFdIndex = 0
StdWriterSizeIndex = 4
)
// stdWriter is wrapper of io.Writer with extra customized info.
type stdWriter struct {
type StdType [StdWriterPrefixLen]byte
var (
Stdin StdType = StdType{0: 0}
Stdout StdType = StdType{0: 1}
Stderr StdType = StdType{0: 2}
)
type StdWriter struct {
io.Writer
prefix byte
prefix StdType
sizeBuf []byte
}
// Write sends the buffer to the underneath writer.
// It insert the prefix header before the buffer,
// so stdcopy.StdCopy knows where to multiplex the output.
// It makes stdWriter to implement io.Writer.
func (w *stdWriter) Write(buf []byte) (n int, err error) {
func (w *StdWriter) Write(buf []byte) (n int, err error) {
var n1, n2 int
if w == nil || w.Writer == nil {
return 0, errors.New("Writer not instantiated")
}
if buf == nil {
return 0, nil
binary.BigEndian.PutUint32(w.prefix[4:], uint32(len(buf)))
n1, err = w.Writer.Write(w.prefix[:])
if err != nil {
n = n1 - StdWriterPrefixLen
} else {
n2, err = w.Writer.Write(buf)
n = n1 + n2 - StdWriterPrefixLen
}
header := [stdWriterPrefixLen]byte{stdWriterFdIndex: w.prefix}
binary.BigEndian.PutUint32(header[stdWriterSizeIndex:], uint32(len(buf)))
line := append(header[:], buf...)
n, err = w.Writer.Write(line)
n -= stdWriterPrefixLen
if n < 0 {
n = 0
}
@@ -66,13 +53,16 @@ func (w *stdWriter) Write(buf []byte) (n int, err error) {
// This allows multiple write streams (e.g. stdout and stderr) to be muxed into a single connection.
// `t` indicates the id of the stream to encapsulate.
// It can be stdcopy.Stdin, stdcopy.Stdout, stdcopy.Stderr.
func NewStdWriter(w io.Writer, t StdType) io.Writer {
return &stdWriter{
Writer: w,
prefix: byte(t),
func NewStdWriter(w io.Writer, t StdType) *StdWriter {
return &StdWriter{
Writer: w,
prefix: t,
sizeBuf: make([]byte, 4),
}
}
var ErrInvalidStdHeader = errors.New("Unrecognized input header")
// StdCopy is a modified version of io.Copy.
//
// StdCopy will demultiplex `src`, assuming that it contains two streams,
@@ -85,7 +75,7 @@ func NewStdWriter(w io.Writer, t StdType) io.Writer {
// `written` will hold the total number of bytes written to `dstout` and `dsterr`.
func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error) {
var (
buf = make([]byte, startingBufLen)
buf = make([]byte, 32*1024+StdWriterPrefixLen+1)
bufLen = len(buf)
nr, nw int
er, ew error
@@ -95,12 +85,12 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
for {
// Make sure we have at least a full header
for nr < stdWriterPrefixLen {
for nr < StdWriterPrefixLen {
var nr2 int
nr2, er = src.Read(buf[nr:])
nr += nr2
if er == io.EOF {
if nr < stdWriterPrefixLen {
if nr < StdWriterPrefixLen {
logrus.Debugf("Corrupted prefix: %v", buf[:nr])
return written, nil
}
@@ -113,40 +103,40 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
}
// Check the first byte to know where to write
switch StdType(buf[stdWriterFdIndex]) {
case Stdin:
switch buf[StdWriterFdIndex] {
case 0:
fallthrough
case Stdout:
case 1:
// Write on stdout
out = dstout
case Stderr:
case 2:
// Write on stderr
out = dsterr
default:
logrus.Debugf("Error selecting output fd: (%d)", buf[stdWriterFdIndex])
return 0, fmt.Errorf("Unrecognized input header: %d", buf[stdWriterFdIndex])
logrus.Debugf("Error selecting output fd: (%d)", buf[StdWriterFdIndex])
return 0, ErrInvalidStdHeader
}
// Retrieve the size of the frame
frameSize = int(binary.BigEndian.Uint32(buf[stdWriterSizeIndex : stdWriterSizeIndex+4]))
frameSize = int(binary.BigEndian.Uint32(buf[StdWriterSizeIndex : StdWriterSizeIndex+4]))
logrus.Debugf("framesize: %d", frameSize)
// Check if the buffer is big enough to read the frame.
// Extend it if necessary.
if frameSize+stdWriterPrefixLen > bufLen {
logrus.Debugf("Extending buffer cap by %d (was %d)", frameSize+stdWriterPrefixLen-bufLen+1, len(buf))
buf = append(buf, make([]byte, frameSize+stdWriterPrefixLen-bufLen+1)...)
if frameSize+StdWriterPrefixLen > bufLen {
logrus.Debugf("Extending buffer cap by %d (was %d)", frameSize+StdWriterPrefixLen-bufLen+1, len(buf))
buf = append(buf, make([]byte, frameSize+StdWriterPrefixLen-bufLen+1)...)
bufLen = len(buf)
}
// While the amount of bytes read is less than the size of the frame + header, we keep reading
for nr < frameSize+stdWriterPrefixLen {
for nr < frameSize+StdWriterPrefixLen {
var nr2 int
nr2, er = src.Read(buf[nr:])
nr += nr2
if er == io.EOF {
if nr < frameSize+stdWriterPrefixLen {
logrus.Debugf("Corrupted frame: %v", buf[stdWriterPrefixLen:nr])
if nr < frameSize+StdWriterPrefixLen {
logrus.Debugf("Corrupted frame: %v", buf[StdWriterPrefixLen:nr])
return written, nil
}
break
@@ -158,7 +148,7 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
}
// Write the retrieved frame (without header)
nw, ew = out.Write(buf[stdWriterPrefixLen : frameSize+stdWriterPrefixLen])
nw, ew = out.Write(buf[StdWriterPrefixLen : frameSize+StdWriterPrefixLen])
if ew != nil {
logrus.Debugf("Error writing frame: %s", ew)
return 0, ew
@@ -171,8 +161,8 @@ func StdCopy(dstout, dsterr io.Writer, src io.Reader) (written int64, err error)
written += int64(nw)
// Move the rest of the buffer to the beginning
copy(buf, buf[frameSize+stdWriterPrefixLen:])
copy(buf, buf[frameSize+StdWriterPrefixLen:])
// Move the index
nr -= frameSize + stdWriterPrefixLen
nr -= frameSize + StdWriterPrefixLen
}
}

2
vendor/github.com/docker/docker/pkg/symlink/LICENSE.APACHE generated vendored
View File

@@ -176,7 +176,7 @@
END OF TERMS AND CONDITIONS
Copyright 2014-2016 Docker, Inc.
Copyright 2014-2015 Docker, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/github.com/docker/docker/pkg/symlink/LICENSE.BSD generated vendored
View File

@@ -1,4 +1,4 @@
Copyright (c) 2014-2016 The Docker & Go Authors. All rights reserved.
Copyright (c) 2014-2015 The Docker & Go Authors. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are

3
vendor/github.com/docker/docker/pkg/symlink/README.md generated vendored
View File

@@ -1,5 +1,4 @@
Package symlink implements EvalSymlinksInScope which is an extension of filepath.EvalSymlinks,
as well as a Windows long-path aware version of filepath.EvalSymlinks
Package symlink implements EvalSymlinksInScope which is an extension of filepath.EvalSymlinks
from the [Go standard library](https://golang.org/pkg/path/filepath).
The code from filepath.EvalSymlinks has been adapted in fs.go.

20
vendor/github.com/docker/docker/pkg/symlink/fs.go generated vendored
View File

@@ -12,18 +12,15 @@ import (
"os"
"path/filepath"
"strings"
"github.com/docker/docker/pkg/system"
)
// FollowSymlinkInScope is a wrapper around evalSymlinksInScope that returns an
// absolute path. This function handles paths in a platform-agnostic manner.
// FollowSymlinkInScope is a wrapper around evalSymlinksInScope that returns an absolute path
func FollowSymlinkInScope(path, root string) (string, error) {
path, err := filepath.Abs(filepath.FromSlash(path))
path, err := filepath.Abs(path)
if err != nil {
return "", err
}
root, err = filepath.Abs(filepath.FromSlash(root))
root, err = filepath.Abs(root)
if err != nil {
return "", err
}
@@ -122,7 +119,7 @@ func evalSymlinksInScope(path, root string) (string, error) {
if err != nil {
return "", err
}
if system.IsAbs(dest) {
if filepath.IsAbs(dest) {
b.Reset()
}
path = dest + string(filepath.Separator) + path
@@ -132,12 +129,3 @@ func evalSymlinksInScope(path, root string) (string, error) {
// what's happening here
return filepath.Clean(root + filepath.Clean(string(filepath.Separator)+b.String())), nil
}
// EvalSymlinks returns the path name after the evaluation of any symbolic
// links.
// If path is relative the result will be relative to the current directory,
// unless one of the components is an absolute symbolic link.
// This version has been updated to support long paths prepended with `\\?\`.
func EvalSymlinks(path string) (string, error) {
return evalSymlinks(path)
}

11
vendor/github.com/docker/docker/pkg/symlink/fs_unix.go generated vendored
View File

@@ -1,11 +0,0 @@
// +build !windows
package symlink
import (
"path/filepath"
)
func evalSymlinks(path string) (string, error) {
return filepath.EvalSymlinks(path)
}

155
vendor/github.com/docker/docker/pkg/symlink/fs_windows.go generated vendored
View File

@@ -1,155 +0,0 @@
package symlink
import (
"bytes"
"errors"
"os"
"path/filepath"
"strings"
"syscall"
"github.com/docker/docker/pkg/longpath"
)
func toShort(path string) (string, error) {
p, err := syscall.UTF16FromString(path)
if err != nil {
return "", err
}
b := p // GetShortPathName says we can reuse buffer
n, err := syscall.GetShortPathName(&p[0], &b[0], uint32(len(b)))
if err != nil {
return "", err
}
if n > uint32(len(b)) {
b = make([]uint16, n)
if _, err = syscall.GetShortPathName(&p[0], &b[0], uint32(len(b))); err != nil {
return "", err
}
}
return syscall.UTF16ToString(b), nil
}
func toLong(path string) (string, error) {
p, err := syscall.UTF16FromString(path)
if err != nil {
return "", err
}
b := p // GetLongPathName says we can reuse buffer
n, err := syscall.GetLongPathName(&p[0], &b[0], uint32(len(b)))
if err != nil {
return "", err
}
if n > uint32(len(b)) {
b = make([]uint16, n)
n, err = syscall.GetLongPathName(&p[0], &b[0], uint32(len(b)))
if err != nil {
return "", err
}
}
b = b[:n]
return syscall.UTF16ToString(b), nil
}
func evalSymlinks(path string) (string, error) {
path, err := walkSymlinks(path)
if err != nil {
return "", err
}
p, err := toShort(path)
if err != nil {
return "", err
}
p, err = toLong(p)
if err != nil {
return "", err
}
// syscall.GetLongPathName does not change the case of the drive letter,
// but the result of EvalSymlinks must be unique, so we have
// EvalSymlinks(`c:\a`) == EvalSymlinks(`C:\a`).
// Make drive letter upper case.
if len(p) >= 2 && p[1] == ':' && 'a' <= p[0] && p[0] <= 'z' {
p = string(p[0]+'A'-'a') + p[1:]
} else if len(p) >= 6 && p[5] == ':' && 'a' <= p[4] && p[4] <= 'z' {
p = p[:3] + string(p[4]+'A'-'a') + p[5:]
}
return filepath.Clean(p), nil
}
const utf8RuneSelf = 0x80
func walkSymlinks(path string) (string, error) {
const maxIter = 255
originalPath := path
// consume path by taking each frontmost path element,
// expanding it if it's a symlink, and appending it to b
var b bytes.Buffer
for n := 0; path != ""; n++ {
if n > maxIter {
return "", errors.New("EvalSymlinks: too many links in " + originalPath)
}
// A path beginning with `\\?\` represents the root, so automatically
// skip that part and begin processing the next segment.
if strings.HasPrefix(path, longpath.Prefix) {
b.WriteString(longpath.Prefix)
path = path[4:]
continue
}
// find next path component, p
var i = -1
for j, c := range path {
if c < utf8RuneSelf && os.IsPathSeparator(uint8(c)) {
i = j
break
}
}
var p string
if i == -1 {
p, path = path, ""
} else {
p, path = path[:i], path[i+1:]
}
if p == "" {
if b.Len() == 0 {
// must be absolute path
b.WriteRune(filepath.Separator)
}
continue
}
// If this is the first segment after the long path prefix, accept the
// current segment as a volume root or UNC share and move on to the next.
if b.String() == longpath.Prefix {
b.WriteString(p)
b.WriteRune(filepath.Separator)
continue
}
fi, err := os.Lstat(b.String() + p)
if err != nil {
return "", err
}
if fi.Mode()&os.ModeSymlink == 0 {
b.WriteString(p)
if path != "" || (b.Len() == 2 && len(p) == 2 && p[1] == ':') {
b.WriteRune(filepath.Separator)
}
continue
}
// it's a symlink, put it at the front of path
dest, err := os.Readlink(b.String() + p)
if err != nil {
return "", err
}
if filepath.IsAbs(dest) || os.IsPathSeparator(dest[0]) {
b.Reset()
}
path = dest + string(filepath.Separator) + path
}
return filepath.Clean(b.String()), nil
}

52
vendor/github.com/docker/docker/pkg/system/chtimes.go generated vendored
View File

@@ -1,52 +0,0 @@
package system
import (
"os"
"syscall"
"time"
"unsafe"
)
var (
maxTime time.Time
)
func init() {
if unsafe.Sizeof(syscall.Timespec{}.Nsec) == 8 {
// This is a 64 bit timespec
// os.Chtimes limits time to the following
maxTime = time.Unix(0, 1<<63-1)
} else {
// This is a 32 bit timespec
maxTime = time.Unix(1<<31-1, 0)
}
}
// Chtimes changes the access time and modified time of a file at the given path
func Chtimes(name string, atime time.Time, mtime time.Time) error {
unixMinTime := time.Unix(0, 0)
unixMaxTime := maxTime
// If the modified time is prior to the Unix Epoch, or after the
// end of Unix Time, os.Chtimes has undefined behavior
// default to Unix Epoch in this case, just in case
if atime.Before(unixMinTime) || atime.After(unixMaxTime) {
atime = unixMinTime
}
if mtime.Before(unixMinTime) || mtime.After(unixMaxTime) {
mtime = unixMinTime
}
if err := os.Chtimes(name, atime, mtime); err != nil {
return err
}
// Take platform specific action for setting create time.
if err := setCTime(name, mtime); err != nil {
return err
}
return nil
}

14
vendor/github.com/docker/docker/pkg/system/chtimes_unix.go generated vendored
View File

@@ -1,14 +0,0 @@
// +build !windows
package system
import (
"time"
)
//setCTime will set the create time on a file. On Unix, the create
//time is updated as a side effect of setting the modified time, so
//no action is required.
func setCTime(path string, ctime time.Time) error {
return nil
}

27
vendor/github.com/docker/docker/pkg/system/chtimes_windows.go generated vendored
View File

@@ -1,27 +0,0 @@
// +build windows
package system
import (
"syscall"
"time"
)
//setCTime will set the create time on a file. On Windows, this requires
//calling SetFileTime and explicitly including the create time.
func setCTime(path string, ctime time.Time) error {
ctimespec := syscall.NsecToTimespec(ctime.UnixNano())
pathp, e := syscall.UTF16PtrFromString(path)
if e != nil {
return e
}
h, e := syscall.CreateFile(pathp,
syscall.FILE_WRITE_ATTRIBUTES, syscall.FILE_SHARE_WRITE, nil,
syscall.OPEN_EXISTING, syscall.FILE_FLAG_BACKUP_SEMANTICS, 0)
if e != nil {
return e
}
defer syscall.Close(h)
c := syscall.NsecToFiletime(syscall.TimespecToNsec(ctimespec))
return syscall.SetFileTime(h, &c, nil, nil)
}

10
vendor/github.com/docker/docker/pkg/system/errors.go generated vendored
View File

@@ -1,10 +0,0 @@
package system
import (
"errors"
)
var (
// ErrNotSupportedPlatform means the platform is not supported.
ErrNotSupportedPlatform = errors.New("platform and architecture is not supported")
)

83
vendor/github.com/docker/docker/pkg/system/events_windows.go generated vendored
View File

@@ -1,83 +0,0 @@
package system
// This file implements syscalls for Win32 events which are not implemented
// in golang.
import (
"syscall"
"unsafe"
)
var (
procCreateEvent = modkernel32.NewProc("CreateEventW")
procOpenEvent = modkernel32.NewProc("OpenEventW")
procSetEvent = modkernel32.NewProc("SetEvent")
procResetEvent = modkernel32.NewProc("ResetEvent")
procPulseEvent = modkernel32.NewProc("PulseEvent")
)
// CreateEvent implements win32 CreateEventW func in golang. It will create an event object.
func CreateEvent(eventAttributes *syscall.SecurityAttributes, manualReset bool, initialState bool, name string) (handle syscall.Handle, err error) {
namep, _ := syscall.UTF16PtrFromString(name)
var _p1 uint32
if manualReset {
_p1 = 1
}
var _p2 uint32
if initialState {
_p2 = 1
}
r0, _, e1 := procCreateEvent.Call(uintptr(unsafe.Pointer(eventAttributes)), uintptr(_p1), uintptr(_p2), uintptr(unsafe.Pointer(namep)))
use(unsafe.Pointer(namep))
handle = syscall.Handle(r0)
if handle == syscall.InvalidHandle {
err = e1
}
return
}
// OpenEvent implements win32 OpenEventW func in golang. It opens an event object.
func OpenEvent(desiredAccess uint32, inheritHandle bool, name string) (handle syscall.Handle, err error) {
namep, _ := syscall.UTF16PtrFromString(name)
var _p1 uint32
if inheritHandle {
_p1 = 1
}
r0, _, e1 := procOpenEvent.Call(uintptr(desiredAccess), uintptr(_p1), uintptr(unsafe.Pointer(namep)))
use(unsafe.Pointer(namep))
handle = syscall.Handle(r0)
if handle == syscall.InvalidHandle {
err = e1
}
return
}
// SetEvent implements win32 SetEvent func in golang.
func SetEvent(handle syscall.Handle) (err error) {
return setResetPulse(handle, procSetEvent)
}
// ResetEvent implements win32 ResetEvent func in golang.
func ResetEvent(handle syscall.Handle) (err error) {
return setResetPulse(handle, procResetEvent)
}
// PulseEvent implements win32 PulseEvent func in golang.
func PulseEvent(handle syscall.Handle) (err error) {
return setResetPulse(handle, procPulseEvent)
}
func setResetPulse(handle syscall.Handle, proc *syscall.LazyProc) (err error) {
r0, _, _ := proc.Call(uintptr(handle))
if r0 != 0 {
err = syscall.Errno(r0)
}
return
}
var temp unsafe.Pointer
// use ensures a variable is kept alive without the GC freeing while still needed
func use(p unsafe.Pointer) {
temp = p
}

19
vendor/github.com/docker/docker/pkg/system/filesys.go generated vendored
View File

@@ -1,19 +0,0 @@
// +build !windows
package system
import (
"os"
"path/filepath"
)
// MkdirAll creates a directory named path along with any necessary parents,
// with permission specified by attribute perm for all dir created.
func MkdirAll(path string, perm os.FileMode) error {
return os.MkdirAll(path, perm)
}
// IsAbs is a platform-specific wrapper for filepath.IsAbs.
func IsAbs(path string) bool {
return filepath.IsAbs(path)
}

82
vendor/github.com/docker/docker/pkg/system/filesys_windows.go generated vendored
View File

@@ -1,82 +0,0 @@
// +build windows
package system
import (
"os"
"path/filepath"
"regexp"
"strings"
"syscall"
)
// MkdirAll implementation that is volume path aware for Windows.
func MkdirAll(path string, perm os.FileMode) error {
if re := regexp.MustCompile(`^\\\\\?\\Volume{[a-z0-9-]+}$`); re.MatchString(path) {
return nil
}
// The rest of this method is copied from os.MkdirAll and should be kept
// as-is to ensure compatibility.
// Fast path: if we can tell whether path is a directory or file, stop with success or error.
dir, err := os.Stat(path)
if err == nil {
if dir.IsDir() {
return nil
}
return &os.PathError{
Op: "mkdir",
Path: path,
Err: syscall.ENOTDIR,
}
}
// Slow path: make sure parent exists and then call Mkdir for path.
i := len(path)
for i > 0 && os.IsPathSeparator(path[i-1]) { // Skip trailing path separator.
i--
}
j := i
for j > 0 && !os.IsPathSeparator(path[j-1]) { // Scan backward over element.
j--
}
if j > 1 {
// Create parent
err = MkdirAll(path[0:j-1], perm)
if err != nil {
return err
}
}
// Parent now exists; invoke Mkdir and use its result.
err = os.Mkdir(path, perm)
if err != nil {
// Handle arguments like "foo/." by
// double-checking that directory doesn't exist.
dir, err1 := os.Lstat(path)
if err1 == nil && dir.IsDir() {
return nil
}
return err
}
return nil
}
// IsAbs is a platform-specific wrapper for filepath.IsAbs. On Windows,
// golang filepath.IsAbs does not consider a path \windows\system32 as absolute
// as it doesn't start with a drive-letter/colon combination. However, in
// docker we need to verify things such as WORKDIR /windows/system32 in
// a Dockerfile (which gets translated to \windows\system32 when being processed
// by the daemon. This SHOULD be treated as absolute from a docker processing
// perspective.
func IsAbs(path string) bool {
if !filepath.IsAbs(path) {
if !strings.HasPrefix(path, string(os.PathSeparator)) {
return false
}
}
return true
}

19
vendor/github.com/docker/docker/pkg/system/lstat.go generated vendored
View File

@@ -1,19 +0,0 @@
// +build !windows
package system
import (
"syscall"
)
// Lstat takes a path to a file and returns
// a system.StatT type pertaining to that file.
//
// Throws an error if the file does not exist
func Lstat(path string) (*StatT, error) {
s := &syscall.Stat_t{}
if err := syscall.Lstat(path, s); err != nil {
return nil, err
}
return fromStatT(s)
}

25
vendor/github.com/docker/docker/pkg/system/lstat_windows.go generated vendored
View File

@@ -1,25 +0,0 @@
// +build windows
package system
import (
"os"
)
// Lstat calls os.Lstat to get a fileinfo interface back.
// This is then copied into our own locally defined structure.
// Note the Linux version uses fromStatT to do the copy back,
// but that not strictly necessary when already in an OS specific module.
func Lstat(path string) (*StatT, error) {
fi, err := os.Lstat(path)
if err != nil {
return nil, err
}
return &StatT{
name: fi.Name(),
size: fi.Size(),
mode: fi.Mode(),
modTime: fi.ModTime(),
isDir: fi.IsDir()}, nil
}

17
vendor/github.com/docker/docker/pkg/system/meminfo.go generated vendored
View File

@@ -1,17 +0,0 @@
package system
// MemInfo contains memory statistics of the host system.
type MemInfo struct {
// Total usable RAM (i.e. physical RAM minus a few reserved bits and the
// kernel binary code).
MemTotal int64
// Amount of free memory.
MemFree int64
// Total amount of swap space available.
SwapTotal int64
// Amount of swap space that is currently unused.
SwapFree int64
}

65
vendor/github.com/docker/docker/pkg/system/meminfo_linux.go generated vendored
View File

@@ -1,65 +0,0 @@
package system
import (
"bufio"
"io"
"os"
"strconv"
"strings"
"github.com/docker/go-units"
)
// ReadMemInfo retrieves memory statistics of the host system and returns a
// MemInfo type.
func ReadMemInfo() (*MemInfo, error) {
file, err := os.Open("/proc/meminfo")
if err != nil {
return nil, err
}
defer file.Close()
return parseMemInfo(file)
}
// parseMemInfo parses the /proc/meminfo file into
// a MemInfo object given an io.Reader to the file.
// Throws error if there are problems reading from the file
func parseMemInfo(reader io.Reader) (*MemInfo, error) {
meminfo := &MemInfo{}
scanner := bufio.NewScanner(reader)
for scanner.Scan() {
// Expected format: ["MemTotal:", "1234", "kB"]
parts := strings.Fields(scanner.Text())
// Sanity checks: Skip malformed entries.
if len(parts) < 3 || parts[2] != "kB" {
continue
}
// Convert to bytes.
size, err := strconv.Atoi(parts[1])
if err != nil {
continue
}
bytes := int64(size) * units.KiB
switch parts[0] {
case "MemTotal:":
meminfo.MemTotal = bytes
case "MemFree:":
meminfo.MemFree = bytes
case "SwapTotal:":
meminfo.SwapTotal = bytes
case "SwapFree:":
meminfo.SwapFree = bytes
}
}
// Handle errors that may have occurred during the reading of the file.
if err := scanner.Err(); err != nil {
return nil, err
}
return meminfo, nil
}

8
vendor/github.com/docker/docker/pkg/system/meminfo_unsupported.go generated vendored
View File

@@ -1,8 +0,0 @@
// +build !linux,!windows
package system
// ReadMemInfo is not supported on platforms other than linux and windows.
func ReadMemInfo() (*MemInfo, error) {
return nil, ErrNotSupportedPlatform
}

44
vendor/github.com/docker/docker/pkg/system/meminfo_windows.go generated vendored
View File

@@ -1,44 +0,0 @@
package system
import (
"syscall"
"unsafe"
)
var (
modkernel32 = syscall.NewLazyDLL("kernel32.dll")
procGlobalMemoryStatusEx = modkernel32.NewProc("GlobalMemoryStatusEx")
)
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa366589(v=vs.85).aspx
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa366770(v=vs.85).aspx
type memorystatusex struct {
dwLength uint32
dwMemoryLoad uint32
ullTotalPhys uint64
ullAvailPhys uint64
ullTotalPageFile uint64
ullAvailPageFile uint64
ullTotalVirtual uint64
ullAvailVirtual uint64
ullAvailExtendedVirtual uint64
}
// ReadMemInfo retrieves memory statistics of the host system and returns a
// MemInfo type.
func ReadMemInfo() (*MemInfo, error) {
msi := &memorystatusex{
dwLength: 64,
}
r1, _, _ := procGlobalMemoryStatusEx.Call(uintptr(unsafe.Pointer(msi)))
if r1 == 0 {
return &MemInfo{}, nil
}
return &MemInfo{
MemTotal: int64(msi.ullTotalPhys),
MemFree: int64(msi.ullAvailPhys),
SwapTotal: int64(msi.ullTotalPageFile),
SwapFree: int64(msi.ullAvailPageFile),
}, nil
}

22
vendor/github.com/docker/docker/pkg/system/mknod.go generated vendored
View File

@@ -1,22 +0,0 @@
// +build !windows
package system
import (
"syscall"
)
// Mknod creates a filesystem node (file, device special file or named pipe) named path
// with attributes specified by mode and dev.
func Mknod(path string, mode uint32, dev int) error {
return syscall.Mknod(path, mode, dev)
}
// Mkdev is used to build the value of linux devices (in /dev/) which specifies major
// and minor number of the newly created device special file.
// Linux device nodes are a bit weird due to backwards compat with 16 bit device nodes.
// They are, from low to high: the lower 8 bits of the minor, then 12 bits of the major,
// then the top 12 bits of the minor.
func Mkdev(major int64, minor int64) uint32 {
return uint32(((minor & 0xfff00) << 12) | ((major & 0xfff) << 8) | (minor & 0xff))
}

13
vendor/github.com/docker/docker/pkg/system/mknod_windows.go generated vendored
View File

@@ -1,13 +0,0 @@
// +build windows
package system
// Mknod is not implemented on Windows.
func Mknod(path string, mode uint32, dev int) error {
return ErrNotSupportedPlatform
}
// Mkdev is not implemented on Windows.
func Mkdev(major int64, minor int64) uint32 {
panic("Mkdev not implemented on Windows.")
}

8
vendor/github.com/docker/docker/pkg/system/path_unix.go generated vendored
View File

@@ -1,8 +0,0 @@
// +build !windows
package system
// DefaultPathEnv is unix style list of directories to search for
// executables. Each directory is separated from the next by a colon
// ':' character .
const DefaultPathEnv = "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"

7
vendor/github.com/docker/docker/pkg/system/path_windows.go generated vendored
View File

@@ -1,7 +0,0 @@
// +build windows
package system
// DefaultPathEnv is deliberately empty on Windows as the default path will be set by
// the container. Docker has no context of what the default path should be.
const DefaultPathEnv = ""

53
vendor/github.com/docker/docker/pkg/system/stat.go generated vendored
View File

@@ -1,53 +0,0 @@
// +build !windows
package system
import (
"syscall"
)
// StatT type contains status of a file. It contains metadata
// like permission, owner, group, size, etc about a file.
type StatT struct {
mode uint32
uid uint32
gid uint32
rdev uint64
size int64
mtim syscall.Timespec
}
// Mode returns file's permission mode.
func (s StatT) Mode() uint32 {
return s.mode
}
// UID returns file's user id of owner.
func (s StatT) UID() uint32 {
return s.uid
}
// GID returns file's group id of owner.
func (s StatT) GID() uint32 {
return s.gid
}
// Rdev returns file's device ID (if it's special file).
func (s StatT) Rdev() uint64 {
return s.rdev
}
// Size returns file's size.
func (s StatT) Size() int64 {
return s.size
}
// Mtim returns file's last modification time.
func (s StatT) Mtim() syscall.Timespec {
return s.mtim
}
// GetLastModification returns file's last modification time.
func (s StatT) GetLastModification() syscall.Timespec {
return s.Mtim()
}

27
vendor/github.com/docker/docker/pkg/system/stat_freebsd.go generated vendored
View File

@@ -1,27 +0,0 @@
package system
import (
"syscall"
)
// fromStatT converts a syscall.Stat_t type to a system.Stat_t type
func fromStatT(s *syscall.Stat_t) (*StatT, error) {
return &StatT{size: s.Size,
mode: uint32(s.Mode),
uid: s.Uid,
gid: s.Gid,
rdev: uint64(s.Rdev),
mtim: s.Mtimespec}, nil
}
// Stat takes a path to a file and returns
// a system.Stat_t type pertaining to that file.
//
// Throws an error if the file does not exist
func Stat(path string) (*StatT, error) {
s := &syscall.Stat_t{}
if err := syscall.Stat(path, s); err != nil {
return nil, err
}
return fromStatT(s)
}

33
vendor/github.com/docker/docker/pkg/system/stat_linux.go generated vendored
View File

@@ -1,33 +0,0 @@
package system
import (
"syscall"
)
// fromStatT converts a syscall.Stat_t type to a system.Stat_t type
func fromStatT(s *syscall.Stat_t) (*StatT, error) {
return &StatT{size: s.Size,
mode: s.Mode,
uid: s.Uid,
gid: s.Gid,
rdev: s.Rdev,
mtim: s.Mtim}, nil
}
// FromStatT exists only on linux, and loads a system.StatT from a
// syscal.Stat_t.
func FromStatT(s *syscall.Stat_t) (*StatT, error) {
return fromStatT(s)
}
// Stat takes a path to a file and returns
// a system.StatT type pertaining to that file.
//
// Throws an error if the file does not exist
func Stat(path string) (*StatT, error) {
s := &syscall.Stat_t{}
if err := syscall.Stat(path, s); err != nil {
return nil, err
}
return fromStatT(s)
}

15
vendor/github.com/docker/docker/pkg/system/stat_openbsd.go generated vendored
View File

@@ -1,15 +0,0 @@
package system
import (
"syscall"
)
// fromStatT creates a system.StatT type from a syscall.Stat_t type
func fromStatT(s *syscall.Stat_t) (*StatT, error) {
return &StatT{size: s.Size,
mode: uint32(s.Mode),
uid: s.Uid,
gid: s.Gid,
rdev: uint64(s.Rdev),
mtim: s.Mtim}, nil
}

17
vendor/github.com/docker/docker/pkg/system/stat_solaris.go generated vendored
View File

@@ -1,17 +0,0 @@
// +build solaris
package system
import (
"syscall"
)
// fromStatT creates a system.StatT type from a syscall.Stat_t type
func fromStatT(s *syscall.Stat_t) (*StatT, error) {
return &StatT{size: s.Size,
mode: uint32(s.Mode),
uid: s.Uid,
gid: s.Gid,
rdev: uint64(s.Rdev),
mtim: s.Mtim}, nil
}

17
vendor/github.com/docker/docker/pkg/system/stat_unsupported.go generated vendored
View File

@@ -1,17 +0,0 @@
// +build !linux,!windows,!freebsd,!solaris,!openbsd
package system
import (
"syscall"
)
// fromStatT creates a system.StatT type from a syscall.Stat_t type
func fromStatT(s *syscall.Stat_t) (*StatT, error) {
return &StatT{size: s.Size,
mode: uint32(s.Mode),
uid: s.Uid,
gid: s.Gid,
rdev: uint64(s.Rdev),
mtim: s.Mtimespec}, nil
}

43
vendor/github.com/docker/docker/pkg/system/stat_windows.go generated vendored
View File

@@ -1,43 +0,0 @@
// +build windows
package system
import (
"os"
"time"
)
// StatT type contains status of a file. It contains metadata
// like name, permission, size, etc about a file.
type StatT struct {
name string
size int64
mode os.FileMode
modTime time.Time
isDir bool
}
// Name returns file's name.
func (s StatT) Name() string {
return s.name
}
// Size returns file's size.
func (s StatT) Size() int64 {
return s.size
}
// Mode returns file's permission mode.
func (s StatT) Mode() os.FileMode {
return s.mode
}
// ModTime returns file's last modification time.
func (s StatT) ModTime() time.Time {
return s.modTime
}
// IsDir returns whether file is actually a directory.
func (s StatT) IsDir() bool {
return s.isDir
}

17
vendor/github.com/docker/docker/pkg/system/syscall_unix.go generated vendored
View File

@@ -1,17 +0,0 @@
// +build linux freebsd
package system
import "syscall"
// Unmount is a platform-specific helper function to call
// the unmount syscall.
func Unmount(dest string) error {
return syscall.Unmount(dest, 0)
}
// CommandLineToArgv should not be used on Unix.
// It simply returns commandLine in the only element in the returned array.
func CommandLineToArgv(commandLine string) ([]string, error) {
return []string{commandLine}, nil
}

60
vendor/github.com/docker/docker/pkg/system/syscall_windows.go generated vendored
View File

@@ -1,60 +0,0 @@
package system
import (
"fmt"
"syscall"
"unsafe"
)
// OSVersion is a wrapper for Windows version information
// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724439(v=vs.85).aspx
type OSVersion struct {
Version uint32
MajorVersion uint8
MinorVersion uint8
Build uint16
}
// GetOSVersion gets the operating system version on Windows. Note that
// docker.exe must be manifested to get the correct version information.
func GetOSVersion() (OSVersion, error) {
var err error
osv := OSVersion{}
osv.Version, err = syscall.GetVersion()
if err != nil {
return osv, fmt.Errorf("Failed to call GetVersion()")
}
osv.MajorVersion = uint8(osv.Version & 0xFF)
osv.MinorVersion = uint8(osv.Version >> 8 & 0xFF)
osv.Build = uint16(osv.Version >> 16)
return osv, nil
}
// Unmount is a platform-specific helper function to call
// the unmount syscall. Not supported on Windows
func Unmount(dest string) error {
return nil
}
// CommandLineToArgv wraps the Windows syscall to turn a commandline into an argument array.
func CommandLineToArgv(commandLine string) ([]string, error) {
var argc int32
argsPtr, err := syscall.UTF16PtrFromString(commandLine)
if err != nil {
return nil, err
}
argv, err := syscall.CommandLineToArgv(argsPtr, &argc)
if err != nil {
return nil, err
}
defer syscall.LocalFree(syscall.Handle(uintptr(unsafe.Pointer(argv))))
newArgs := make([]string, argc)
for i, v := range (*argv)[:argc] {
newArgs[i] = string(syscall.UTF16ToString((*v)[:]))
}
return newArgs, nil
}

13
vendor/github.com/docker/docker/pkg/system/umask.go generated vendored
View File

@@ -1,13 +0,0 @@
// +build !windows
package system
import (
"syscall"
)
// Umask sets current process's file mode creation mask to newmask
// and return oldmask.
func Umask(newmask int) (oldmask int, err error) {
return syscall.Umask(newmask), nil
}

9
vendor/github.com/docker/docker/pkg/system/umask_windows.go generated vendored
View File

@@ -1,9 +0,0 @@
// +build windows
package system
// Umask is not supported on the windows platform.
func Umask(newmask int) (oldmask int, err error) {
// should not be called on cli code path
return 0, ErrNotSupportedPlatform
}

8
vendor/github.com/docker/docker/pkg/system/utimes_darwin.go generated vendored
View File

@@ -1,8 +0,0 @@
package system
import "syscall"
// LUtimesNano is not supported by darwin platform.
func LUtimesNano(path string, ts []syscall.Timespec) error {
return ErrNotSupportedPlatform
}

22
vendor/github.com/docker/docker/pkg/system/utimes_freebsd.go generated vendored
View File

@@ -1,22 +0,0 @@
package system
import (
"syscall"
"unsafe"
)
// LUtimesNano is used to change access and modification time of the specified path.
// It's used for symbol link file because syscall.UtimesNano doesn't support a NOFOLLOW flag atm.
func LUtimesNano(path string, ts []syscall.Timespec) error {
var _path *byte
_path, err := syscall.BytePtrFromString(path)
if err != nil {
return err
}
if _, _, err := syscall.Syscall(syscall.SYS_LUTIMES, uintptr(unsafe.Pointer(_path)), uintptr(unsafe.Pointer(&ts[0])), 0); err != 0 && err != syscall.ENOSYS {
return err
}
return nil
}

26
vendor/github.com/docker/docker/pkg/system/utimes_linux.go generated vendored
View File

@@ -1,26 +0,0 @@
package system
import (
"syscall"
"unsafe"
)
// LUtimesNano is used to change access and modification time of the specified path.
// It's used for symbol link file because syscall.UtimesNano doesn't support a NOFOLLOW flag atm.
func LUtimesNano(path string, ts []syscall.Timespec) error {
// These are not currently available in syscall
atFdCwd := -100
atSymLinkNoFollow := 0x100
var _path *byte
_path, err := syscall.BytePtrFromString(path)
if err != nil {
return err
}
if _, _, err := syscall.Syscall6(syscall.SYS_UTIMENSAT, uintptr(atFdCwd), uintptr(unsafe.Pointer(_path)), uintptr(unsafe.Pointer(&ts[0])), uintptr(atSymLinkNoFollow), 0, 0); err != 0 && err != syscall.ENOSYS {
return err
}
return nil
}

10
vendor/github.com/docker/docker/pkg/system/utimes_unsupported.go generated vendored
View File

@@ -1,10 +0,0 @@
// +build !linux,!freebsd,!darwin
package system
import "syscall"
// LUtimesNano is not supported on platforms other than linux, freebsd and darwin.
func LUtimesNano(path string, ts []syscall.Timespec) error {
return ErrNotSupportedPlatform
}

63
vendor/github.com/docker/docker/pkg/system/xattrs_linux.go generated vendored
View File

@@ -1,63 +0,0 @@
package system
import (
"syscall"
"unsafe"
)
// Lgetxattr retrieves the value of the extended attribute identified by attr
// and associated with the given path in the file system.
// It will returns a nil slice and nil error if the xattr is not set.
func Lgetxattr(path string, attr string) ([]byte, error) {
pathBytes, err := syscall.BytePtrFromString(path)
if err != nil {
return nil, err
}
attrBytes, err := syscall.BytePtrFromString(attr)
if err != nil {
return nil, err
}
dest := make([]byte, 128)
destBytes := unsafe.Pointer(&dest[0])
sz, _, errno := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(pathBytes)), uintptr(unsafe.Pointer(attrBytes)), uintptr(destBytes), uintptr(len(dest)), 0, 0)
if errno == syscall.ENODATA {
return nil, nil
}
if errno == syscall.ERANGE {
dest = make([]byte, sz)
destBytes := unsafe.Pointer(&dest[0])
sz, _, errno = syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(pathBytes)), uintptr(unsafe.Pointer(attrBytes)), uintptr(destBytes), uintptr(len(dest)), 0, 0)
}
if errno != 0 {
return nil, errno
}
return dest[:sz], nil
}
var _zero uintptr
// Lsetxattr sets the value of the extended attribute identified by attr
// and associated with the given path in the file system.
func Lsetxattr(path string, attr string, data []byte, flags int) error {
pathBytes, err := syscall.BytePtrFromString(path)
if err != nil {
return err
}
attrBytes, err := syscall.BytePtrFromString(attr)
if err != nil {
return err
}
var dataBytes unsafe.Pointer
if len(data) > 0 {
dataBytes = unsafe.Pointer(&data[0])
} else {
dataBytes = unsafe.Pointer(&_zero)
}
_, _, errno := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(pathBytes)), uintptr(unsafe.Pointer(attrBytes)), uintptr(dataBytes), uintptr(len(data)), uintptr(flags), 0)
if errno != 0 {
return errno
}
return nil
}

13
vendor/github.com/docker/docker/pkg/system/xattrs_unsupported.go generated vendored
View File

@@ -1,13 +0,0 @@
// +build !linux
package system
// Lgetxattr is not supported on platforms other than linux.
func Lgetxattr(path string, attr string) ([]byte, error) {
return nil, ErrNotSupportedPlatform
}
// Lsetxattr is not supported on platforms other than linux.
func Lsetxattr(path string, attr string, data []byte, flags int) error {
return ErrNotSupportedPlatform
}

66
vendor/github.com/docker/docker/pkg/term/ascii.go generated vendored
View File

@@ -1,66 +0,0 @@
package term
import (
"fmt"
"strings"
)
// ASCII list the possible supported ASCII key sequence
var ASCII = []string{
"ctrl-@",
"ctrl-a",
"ctrl-b",
"ctrl-c",
"ctrl-d",
"ctrl-e",
"ctrl-f",
"ctrl-g",
"ctrl-h",
"ctrl-i",
"ctrl-j",
"ctrl-k",
"ctrl-l",
"ctrl-m",
"ctrl-n",
"ctrl-o",
"ctrl-p",
"ctrl-q",
"ctrl-r",
"ctrl-s",
"ctrl-t",
"ctrl-u",
"ctrl-v",
"ctrl-w",
"ctrl-x",
"ctrl-y",
"ctrl-z",
"ctrl-[",
"ctrl-\\",
"ctrl-]",
"ctrl-^",
"ctrl-_",
}
// ToBytes converts a string representing a suite of key-sequence to the corresponding ASCII code.
func ToBytes(keys string) ([]byte, error) {
codes := []byte{}
next:
for _, key := range strings.Split(keys, ",") {
if len(key) != 1 {
for code, ctrl := range ASCII {
if ctrl == key {
codes = append(codes, byte(code))
continue next
}
}
if key == "DEL" {
codes = append(codes, 127)
} else {
return nil, fmt.Errorf("Unknown character: '%s'", key)
}
} else {
codes = append(codes, byte(key[0]))
}
}
return codes, nil
}

4
vendor/github.com/docker/docker/pkg/term/tc_linux_cgo.go generated vendored
View File

@@ -10,9 +10,6 @@ import (
// #include <termios.h>
import "C"
// Termios is the Unix API for terminal I/O.
// It is passthgrouh for syscall.Termios in order to make it portable with
// other platforms where it is not available or handled differently.
type Termios syscall.Termios
// MakeRaw put the terminal connected to the given file descriptor into raw
@@ -27,6 +24,7 @@ func MakeRaw(fd uintptr) (*State, error) {
newState := oldState.termios
C.cfmakeraw((*C.struct_termios)(unsafe.Pointer(&newState)))
newState.Oflag = newState.Oflag | C.OPOST
if err := tcset(fd, &newState); err != 0 {
return nil, err
}

23
vendor/github.com/docker/docker/pkg/term/term.go generated vendored
View File

@@ -1,7 +1,5 @@
// +build !windows
// Package term provides provides structures and helper functions to work with
// terminal (state, sizes).
package term
import (
@@ -14,16 +12,13 @@ import (
)
var (
// ErrInvalidState is returned if the state of the terminal is invalid.
ErrInvalidState = errors.New("Invalid terminal state")
)
// State represents the state of the terminal.
type State struct {
termios Termios
}
// Winsize represents the size of the terminal window.
type Winsize struct {
Height uint16
Width uint16
@@ -31,12 +26,10 @@ type Winsize struct {
y uint16
}
// StdStreams returns the standard streams (stdin, stdout, stedrr).
func StdStreams() (stdIn io.ReadCloser, stdOut, stdErr io.Writer) {
return os.Stdin, os.Stdout, os.Stderr
}
// GetFdInfo returns the file descriptor for an os.File and indicates whether the file represents a terminal.
func GetFdInfo(in interface{}) (uintptr, bool) {
var inFd uintptr
var isTerminalIn bool
@@ -47,21 +40,19 @@ func GetFdInfo(in interface{}) (uintptr, bool) {
return inFd, isTerminalIn
}
// GetWinsize returns the window size based on the specified file descriptor.
func GetWinsize(fd uintptr) (*Winsize, error) {
ws := &Winsize{}
_, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, uintptr(syscall.TIOCGWINSZ), uintptr(unsafe.Pointer(ws)))
// Skip errno = 0
// Skipp errno = 0
if err == 0 {
return ws, nil
}
return ws, err
}
// SetWinsize tries to set the specified window size for the specified file descriptor.
func SetWinsize(fd uintptr, ws *Winsize) error {
_, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, uintptr(syscall.TIOCSWINSZ), uintptr(unsafe.Pointer(ws)))
// Skip errno = 0
// Skipp errno = 0
if err == 0 {
return nil
}
@@ -74,8 +65,8 @@ func IsTerminal(fd uintptr) bool {
return tcget(fd, &termios) == 0
}
// RestoreTerminal restores the terminal connected to the given file descriptor
// to a previous state.
// Restore restores the terminal connected to the given file descriptor to a
// previous state.
func RestoreTerminal(fd uintptr, state *State) error {
if state == nil {
return ErrInvalidState
@@ -86,7 +77,6 @@ func RestoreTerminal(fd uintptr, state *State) error {
return nil
}
// SaveState saves the state of the terminal connected to the given file descriptor.
func SaveState(fd uintptr) (*State, error) {
var oldState State
if err := tcget(fd, &oldState.termios); err != 0 {
@@ -96,8 +86,6 @@ func SaveState(fd uintptr) (*State, error) {
return &oldState, nil
}
// DisableEcho applies the specified state to the terminal connected to the file
// descriptor, with echo disabled.
func DisableEcho(fd uintptr, state *State) error {
newState := state.termios
newState.Lflag &^= syscall.ECHO
@@ -109,8 +97,6 @@ func DisableEcho(fd uintptr, state *State) error {
return nil
}
// SetRawTerminal puts the terminal connected to the given file descriptor into
// raw mode and returns the previous state.
func SetRawTerminal(fd uintptr) (*State, error) {
oldState, err := MakeRaw(fd)
if err != nil {
@@ -127,5 +113,6 @@ func handleInterrupt(fd uintptr, state *State) {
go func() {
_ = <-sigchan
RestoreTerminal(fd, state)
os.Exit(0)
}()
}

262
vendor/github.com/docker/docker/pkg/term/term_windows.go generated vendored
View File

@@ -5,18 +5,14 @@ package term
import (
"io"
"os"
"os/signal"
"syscall"
"github.com/Azure/go-ansiterm/winterm"
"github.com/docker/docker/pkg/system"
"github.com/docker/docker/pkg/term/windows"
"github.com/Sirupsen/logrus"
"github.com/docker/docker/pkg/term/winconsole"
)
// State holds the console mode for the terminal.
type State struct {
inMode, outMode uint32
inHandle, outHandle syscall.Handle
mode uint32
}
// Winsize is used for window size.
@@ -27,279 +23,117 @@ type Winsize struct {
y uint16
}
const (
// https://msdn.microsoft.com/en-us/library/windows/desktop/ms683167(v=vs.85).aspx
enableVirtualTerminalInput = 0x0200
enableVirtualTerminalProcessing = 0x0004
)
// usingNativeConsole is true if we are using the Windows native console
var usingNativeConsole bool
// StdStreams returns the standard streams (stdin, stdout, stedrr).
func StdStreams() (stdIn io.ReadCloser, stdOut, stdErr io.Writer) {
switch {
case os.Getenv("ConEmuANSI") == "ON":
// The ConEmu terminal emulates ANSI on output streams well.
return windows.ConEmuStreams()
// The ConEmu shell emulates ANSI well by default.
return os.Stdin, os.Stdout, os.Stderr
case os.Getenv("MSYSTEM") != "":
// MSYS (mingw) does not emulate ANSI well.
return windows.ConsoleStreams()
return winconsole.WinConsoleStreams()
default:
if useNativeConsole() {
usingNativeConsole = true
return os.Stdin, os.Stdout, os.Stderr
}
return windows.ConsoleStreams()
return winconsole.WinConsoleStreams()
}
}
// useNativeConsole determines if the docker client should use the built-in
// console which supports ANSI emulation, or fall-back to the golang emulator
// (github.com/azure/go-ansiterm).
func useNativeConsole() bool {
osv, err := system.GetOSVersion()
if err != nil {
return false
}
// Native console is not available before major version 10
if osv.MajorVersion < 10 {
return false
}
// Must have a late pre-release TP4 build of Windows Server 2016/Windows 10 TH2 or later
if osv.Build < 10578 {
return false
}
// Get the console modes. If this fails, we can't use the native console
state, err := getNativeConsole()
if err != nil {
return false
}
// Probe the console to see if it can be enabled.
if nil != probeNativeConsole(state) {
return false
}
// Environment variable override
if e := os.Getenv("USE_NATIVE_CONSOLE"); e != "" {
if e == "1" {
return true
}
return false
}
// TODO Windows. The native emulator still has issues which
// mean it shouldn't be enabled for everyone. Change this next line to true
// to change the default to "enable if available". In the meantime, users
// can still try it out by using USE_NATIVE_CONSOLE env variable.
return false
}
// getNativeConsole returns the console modes ('state') for the native Windows console
func getNativeConsole() (State, error) {
var (
err error
state State
)
// Get the handle to stdout
if state.outHandle, err = syscall.GetStdHandle(syscall.STD_OUTPUT_HANDLE); err != nil {
return state, err
}
// Get the console mode from the consoles stdout handle
if err = syscall.GetConsoleMode(state.outHandle, &state.outMode); err != nil {
return state, err
}
// Get the handle to stdin
if state.inHandle, err = syscall.GetStdHandle(syscall.STD_INPUT_HANDLE); err != nil {
return state, err
}
// Get the console mode from the consoles stdin handle
if err = syscall.GetConsoleMode(state.inHandle, &state.inMode); err != nil {
return state, err
}
return state, nil
}
// probeNativeConsole probes the console to determine if native can be supported,
func probeNativeConsole(state State) error {
if err := winterm.SetConsoleMode(uintptr(state.outHandle), state.outMode|enableVirtualTerminalProcessing); err != nil {
return err
}
defer winterm.SetConsoleMode(uintptr(state.outHandle), state.outMode)
if err := winterm.SetConsoleMode(uintptr(state.inHandle), state.inMode|enableVirtualTerminalInput); err != nil {
return err
}
defer winterm.SetConsoleMode(uintptr(state.inHandle), state.inMode)
return nil
}
// enableNativeConsole turns on native console mode
func enableNativeConsole(state State) error {
if err := winterm.SetConsoleMode(uintptr(state.outHandle), state.outMode|enableVirtualTerminalProcessing); err != nil {
return err
}
if err := winterm.SetConsoleMode(uintptr(state.inHandle), state.inMode|enableVirtualTerminalInput); err != nil {
winterm.SetConsoleMode(uintptr(state.outHandle), state.outMode) // restore out if we can
return err
}
return nil
}
// disableNativeConsole turns off native console mode
func disableNativeConsole(state *State) error {
// Try and restore both in an out before error checking.
errout := winterm.SetConsoleMode(uintptr(state.outHandle), state.outMode)
errin := winterm.SetConsoleMode(uintptr(state.inHandle), state.inMode)
if errout != nil {
return errout
}
if errin != nil {
return errin
}
return nil
}
// GetFdInfo returns the file descriptor for an os.File and indicates whether the file represents a terminal.
// GetFdInfo returns file descriptor and bool indicating whether the file is a terminal.
func GetFdInfo(in interface{}) (uintptr, bool) {
return windows.GetHandleInfo(in)
return winconsole.GetHandleInfo(in)
}
// GetWinsize returns the window size based on the specified file descriptor.
// GetWinsize retrieves the window size of the terminal connected to the passed file descriptor.
func GetWinsize(fd uintptr) (*Winsize, error) {
info, err := winterm.GetConsoleScreenBufferInfo(fd)
info, err := winconsole.GetConsoleScreenBufferInfo(fd)
if err != nil {
return nil, err
}
winsize := &Winsize{
// TODO(azlinux): Set the pixel width / height of the console (currently unused by any caller)
return &Winsize{
Width: uint16(info.Window.Right - info.Window.Left + 1),
Height: uint16(info.Window.Bottom - info.Window.Top + 1),
x: 0,
y: 0}
y: 0}, nil
}
return winsize, nil
// SetWinsize sets the size of the given terminal connected to the passed file descriptor.
func SetWinsize(fd uintptr, ws *Winsize) error {
// TODO(azlinux): Implement SetWinsize
logrus.Debugf("[windows] SetWinsize: WARNING -- Unsupported method invoked")
return nil
}
// IsTerminal returns true if the given file descriptor is a terminal.
func IsTerminal(fd uintptr) bool {
return windows.IsConsole(fd)
return winconsole.IsConsole(fd)
}
// RestoreTerminal restores the terminal connected to the given file descriptor
// to a previous state.
// RestoreTerminal restores the terminal connected to the given file descriptor to a
// previous state.
func RestoreTerminal(fd uintptr, state *State) error {
if usingNativeConsole {
return disableNativeConsole(state)
}
return winterm.SetConsoleMode(fd, state.outMode)
return winconsole.SetConsoleMode(fd, state.mode)
}
// SaveState saves the state of the terminal connected to the given file descriptor.
func SaveState(fd uintptr) (*State, error) {
if usingNativeConsole {
state, err := getNativeConsole()
if err != nil {
return nil, err
}
return &state, nil
}
mode, e := winterm.GetConsoleMode(fd)
mode, e := winconsole.GetConsoleMode(fd)
if e != nil {
return nil, e
}
return &State{outMode: mode}, nil
return &State{mode}, nil
}
// DisableEcho disables echo for the terminal connected to the given file descriptor.
// -- See https://msdn.microsoft.com/en-us/library/windows/desktop/ms683462(v=vs.85).aspx
// -- See http://msdn.microsoft.com/en-us/library/windows/desktop/ms683462(v=vs.85).aspx
func DisableEcho(fd uintptr, state *State) error {
mode := state.inMode
mode &^= winterm.ENABLE_ECHO_INPUT
mode |= winterm.ENABLE_PROCESSED_INPUT | winterm.ENABLE_LINE_INPUT
err := winterm.SetConsoleMode(fd, mode)
if err != nil {
return err
}
// Register an interrupt handler to catch and restore prior state
restoreAtInterrupt(fd, state)
return nil
mode := state.mode
mode &^= winconsole.ENABLE_ECHO_INPUT
mode |= winconsole.ENABLE_PROCESSED_INPUT | winconsole.ENABLE_LINE_INPUT
// TODO(azlinux): Core code registers a goroutine to catch os.Interrupt and reset the terminal state.
return winconsole.SetConsoleMode(fd, mode)
}
// SetRawTerminal puts the terminal connected to the given file descriptor into raw
// mode and returns the previous state.
// mode and returns the previous state of the terminal so that it can be
// restored.
func SetRawTerminal(fd uintptr) (*State, error) {
state, err := MakeRaw(fd)
if err != nil {
return nil, err
}
// Register an interrupt handler to catch and restore prior state
restoreAtInterrupt(fd, state)
// TODO(azlinux): Core code registers a goroutine to catch os.Interrupt and reset the terminal state.
return state, err
}
// MakeRaw puts the terminal (Windows Console) connected to the given file descriptor into raw
// mode and returns the previous state of the terminal so that it can be restored.
// MakeRaw puts the terminal connected to the given file descriptor into raw
// mode and returns the previous state of the terminal so that it can be
// restored.
func MakeRaw(fd uintptr) (*State, error) {
state, err := SaveState(fd)
if err != nil {
return nil, err
}
mode := state.inMode
if usingNativeConsole {
if err := enableNativeConsole(*state); err != nil {
return nil, err
}
mode |= enableVirtualTerminalInput
}
// See
// -- https://msdn.microsoft.com/en-us/library/windows/desktop/ms686033(v=vs.85).aspx
// -- https://msdn.microsoft.com/en-us/library/windows/desktop/ms683462(v=vs.85).aspx
mode := state.mode
// Disable these modes
mode &^= winterm.ENABLE_ECHO_INPUT
mode &^= winterm.ENABLE_LINE_INPUT
mode &^= winterm.ENABLE_MOUSE_INPUT
mode &^= winterm.ENABLE_WINDOW_INPUT
mode &^= winterm.ENABLE_PROCESSED_INPUT
mode &^= winconsole.ENABLE_ECHO_INPUT
mode &^= winconsole.ENABLE_LINE_INPUT
mode &^= winconsole.ENABLE_MOUSE_INPUT
mode &^= winconsole.ENABLE_WINDOW_INPUT
mode &^= winconsole.ENABLE_PROCESSED_INPUT
// Enable these modes
mode |= winterm.ENABLE_EXTENDED_FLAGS
mode |= winterm.ENABLE_INSERT_MODE
mode |= winterm.ENABLE_QUICK_EDIT_MODE
mode |= winconsole.ENABLE_EXTENDED_FLAGS
mode |= winconsole.ENABLE_INSERT_MODE
mode |= winconsole.ENABLE_QUICK_EDIT_MODE
err = winterm.SetConsoleMode(fd, mode)
err = winconsole.SetConsoleMode(fd, mode)
if err != nil {
return nil, err
}
return state, nil
}
func restoreAtInterrupt(fd uintptr, state *State) {
sigchan := make(chan os.Signal, 1)
signal.Notify(sigchan, os.Interrupt)
go func() {
_ = <-sigchan
RestoreTerminal(fd, state)
os.Exit(0)
}()
}

4
vendor/github.com/docker/docker/pkg/term/termios_darwin.go generated vendored
View File

@@ -8,10 +8,7 @@ import (
const (
getTermios = syscall.TIOCGETA
setTermios = syscall.TIOCSETA
)
// Termios magic numbers, passthrough to the ones defined in syscall.
const (
IGNBRK = syscall.IGNBRK
PARMRK = syscall.PARMRK
INLCR = syscall.INLCR
@@ -32,7 +29,6 @@ const (
IEXTEN = syscall.IEXTEN
)
// Termios is the Unix API for terminal I/O.
type Termios struct {
Iflag uint64
Oflag uint64

4
vendor/github.com/docker/docker/pkg/term/termios_freebsd.go generated vendored
View File

@@ -8,10 +8,7 @@ import (
const (
getTermios = syscall.TIOCGETA
setTermios = syscall.TIOCSETA
)
// Termios magic numbers, passthrough to the ones defined in syscall.
const (
IGNBRK = syscall.IGNBRK
PARMRK = syscall.PARMRK
INLCR = syscall.INLCR
@@ -32,7 +29,6 @@ const (
IEXTEN = syscall.IEXTEN
)
// Termios is the Unix API for terminal I/O.
type Termios struct {
Iflag uint32
Oflag uint32

1
vendor/github.com/docker/docker/pkg/term/termios_linux.go generated vendored
View File

@@ -12,7 +12,6 @@ const (
setTermios = syscall.TCSETS
)
// Termios is the Unix API for terminal I/O.
type Termios struct {
Iflag uint32
Oflag uint32

69
vendor/github.com/docker/docker/pkg/term/termios_openbsd.go generated vendored
View File

@@ -1,69 +0,0 @@
package term
import (
"syscall"
"unsafe"
)
const (
getTermios = syscall.TIOCGETA
setTermios = syscall.TIOCSETA
)
// Termios magic numbers, passthrough to the ones defined in syscall.
const (
IGNBRK = syscall.IGNBRK
PARMRK = syscall.PARMRK
INLCR = syscall.INLCR
IGNCR = syscall.IGNCR
ECHONL = syscall.ECHONL
CSIZE = syscall.CSIZE
ICRNL = syscall.ICRNL
ISTRIP = syscall.ISTRIP
PARENB = syscall.PARENB
ECHO = syscall.ECHO
ICANON = syscall.ICANON
ISIG = syscall.ISIG
IXON = syscall.IXON
BRKINT = syscall.BRKINT
INPCK = syscall.INPCK
OPOST = syscall.OPOST
CS8 = syscall.CS8
IEXTEN = syscall.IEXTEN
)
// Termios is the Unix API for terminal I/O.
type Termios struct {
Iflag uint32
Oflag uint32
Cflag uint32
Lflag uint32
Cc [20]byte
Ispeed uint32
Ospeed uint32
}
// MakeRaw put the terminal connected to the given file descriptor into raw
// mode and returns the previous state of the terminal so that it can be
// restored.
func MakeRaw(fd uintptr) (*State, error) {
var oldState State
if _, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, uintptr(getTermios), uintptr(unsafe.Pointer(&oldState.termios))); err != 0 {
return nil, err
}
newState := oldState.termios
newState.Iflag &^= (IGNBRK | BRKINT | PARMRK | ISTRIP | INLCR | IGNCR | ICRNL | IXON)
newState.Oflag &^= OPOST
newState.Lflag &^= (ECHO | ECHONL | ICANON | ISIG | IEXTEN)
newState.Cflag &^= (CSIZE | PARENB)
newState.Cflag |= CS8
newState.Cc[syscall.VMIN] = 1
newState.Cc[syscall.VTIME] = 0
if _, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, uintptr(setTermios), uintptr(unsafe.Pointer(&newState))); err != 0 {
return nil, err
}
return &oldState, nil
}

1053
vendor/github.com/docker/docker/pkg/term/winconsole/console_windows.go generated vendored Normal file
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File diff suppressed because it is too large Load Diff

234
vendor/github.com/docker/docker/pkg/term/winconsole/term_emulator.go generated vendored Normal file
View File

@@ -0,0 +1,234 @@
package winconsole
import (
"fmt"
"io"
"strconv"
"strings"
)
// http://manpages.ubuntu.com/manpages/intrepid/man4/console_codes.4.html
const (
ANSI_ESCAPE_PRIMARY = 0x1B
ANSI_ESCAPE_SECONDARY = 0x5B
ANSI_COMMAND_FIRST = 0x40
ANSI_COMMAND_LAST = 0x7E
ANSI_PARAMETER_SEP = ";"
ANSI_CMD_G0 = '('
ANSI_CMD_G1 = ')'
ANSI_CMD_G2 = '*'
ANSI_CMD_G3 = '+'
ANSI_CMD_DECPNM = '>'
ANSI_CMD_DECPAM = '='
ANSI_CMD_OSC = ']'
ANSI_CMD_STR_TERM = '\\'
ANSI_BEL = 0x07
KEY_EVENT = 1
)
// Interface that implements terminal handling
type terminalEmulator interface {
HandleOutputCommand(fd uintptr, command []byte) (n int, err error)
HandleInputSequence(fd uintptr, command []byte) (n int, err error)
WriteChars(fd uintptr, w io.Writer, p []byte) (n int, err error)
ReadChars(fd uintptr, w io.Reader, p []byte) (n int, err error)
}
type terminalWriter struct {
wrappedWriter io.Writer
emulator terminalEmulator
command []byte
inSequence bool
fd uintptr
}
type terminalReader struct {
wrappedReader io.ReadCloser
emulator terminalEmulator
command []byte
inSequence bool
fd uintptr
}
// http://manpages.ubuntu.com/manpages/intrepid/man4/console_codes.4.html
func isAnsiCommandChar(b byte) bool {
switch {
case ANSI_COMMAND_FIRST <= b && b <= ANSI_COMMAND_LAST && b != ANSI_ESCAPE_SECONDARY:
return true
case b == ANSI_CMD_G1 || b == ANSI_CMD_OSC || b == ANSI_CMD_DECPAM || b == ANSI_CMD_DECPNM:
// non-CSI escape sequence terminator
return true
case b == ANSI_CMD_STR_TERM || b == ANSI_BEL:
// String escape sequence terminator
return true
}
return false
}
func isCharacterSelectionCmdChar(b byte) bool {
return (b == ANSI_CMD_G0 || b == ANSI_CMD_G1 || b == ANSI_CMD_G2 || b == ANSI_CMD_G3)
}
func isXtermOscSequence(command []byte, current byte) bool {
return (len(command) >= 2 && command[0] == ANSI_ESCAPE_PRIMARY && command[1] == ANSI_CMD_OSC && current != ANSI_BEL)
}
// Write writes len(p) bytes from p to the underlying data stream.
// http://golang.org/pkg/io/#Writer
func (tw *terminalWriter) Write(p []byte) (n int, err error) {
if len(p) == 0 {
return 0, nil
}
if tw.emulator == nil {
return tw.wrappedWriter.Write(p)
}
// Emulate terminal by extracting commands and executing them
totalWritten := 0
start := 0 // indicates start of the next chunk
end := len(p)
for current := 0; current < end; current++ {
if tw.inSequence {
// inside escape sequence
tw.command = append(tw.command, p[current])
if isAnsiCommandChar(p[current]) {
if !isXtermOscSequence(tw.command, p[current]) {
// found the last command character.
// Now we have a complete command.
nchar, err := tw.emulator.HandleOutputCommand(tw.fd, tw.command)
totalWritten += nchar
if err != nil {
return totalWritten, err
}
// clear the command
// don't include current character again
tw.command = tw.command[:0]
start = current + 1
tw.inSequence = false
}
}
} else {
if p[current] == ANSI_ESCAPE_PRIMARY {
// entering escape sequnce
tw.inSequence = true
// indicates end of "normal sequence", write whatever you have so far
if len(p[start:current]) > 0 {
nw, err := tw.emulator.WriteChars(tw.fd, tw.wrappedWriter, p[start:current])
totalWritten += nw
if err != nil {
return totalWritten, err
}
}
// include the current character as part of the next sequence
tw.command = append(tw.command, p[current])
}
}
}
// note that so far, start of the escape sequence triggers writing out of bytes to console.
// For the part _after_ the end of last escape sequence, it is not written out yet. So write it out
if !tw.inSequence {
// assumption is that we can't be inside sequence and therefore command should be empty
if len(p[start:]) > 0 {
nw, err := tw.emulator.WriteChars(tw.fd, tw.wrappedWriter, p[start:])
totalWritten += nw
if err != nil {
return totalWritten, err
}
}
}
return totalWritten, nil
}
// Read reads up to len(p) bytes into p.
// http://golang.org/pkg/io/#Reader
func (tr *terminalReader) Read(p []byte) (n int, err error) {
//Implementations of Read are discouraged from returning a zero byte count
// with a nil error, except when len(p) == 0.
if len(p) == 0 {
return 0, nil
}
if nil == tr.emulator {
return tr.readFromWrappedReader(p)
}
return tr.emulator.ReadChars(tr.fd, tr.wrappedReader, p)
}
// Close the underlying stream
func (tr *terminalReader) Close() (err error) {
return tr.wrappedReader.Close()
}
func (tr *terminalReader) readFromWrappedReader(p []byte) (n int, err error) {
return tr.wrappedReader.Read(p)
}
type ansiCommand struct {
CommandBytes []byte
Command string
Parameters []string
IsSpecial bool
}
func parseAnsiCommand(command []byte) *ansiCommand {
if isCharacterSelectionCmdChar(command[1]) {
// Is Character Set Selection commands
return &ansiCommand{
CommandBytes: command,
Command: string(command),
IsSpecial: true,
}
}
// last char is command character
lastCharIndex := len(command) - 1
retValue := &ansiCommand{
CommandBytes: command,
Command: string(command[lastCharIndex]),
IsSpecial: false,
}
// more than a single escape
if lastCharIndex != 0 {
start := 1
// skip if double char escape sequence
if command[0] == ANSI_ESCAPE_PRIMARY && command[1] == ANSI_ESCAPE_SECONDARY {
start++
}
// convert this to GetNextParam method
retValue.Parameters = strings.Split(string(command[start:lastCharIndex]), ANSI_PARAMETER_SEP)
}
return retValue
}
func (c *ansiCommand) getParam(index int) string {
if len(c.Parameters) > index {
return c.Parameters[index]
}
return ""
}
func (ac *ansiCommand) String() string {
return fmt.Sprintf("0x%v \"%v\" (\"%v\")",
bytesToHex(ac.CommandBytes),
ac.Command,
strings.Join(ac.Parameters, "\",\""))
}
func bytesToHex(b []byte) string {
hex := make([]string, len(b))
for i, ch := range b {
hex[i] = fmt.Sprintf("%X", ch)
}
return strings.Join(hex, "")
}
func parseInt16OrDefault(s string, defaultValue int16) (n int16, err error) {
if s == "" {
return defaultValue, nil
}
parsedValue, err := strconv.ParseInt(s, 10, 16)
if err != nil {
return defaultValue, err
}
return int16(parsedValue), nil
}

257
vendor/github.com/docker/docker/pkg/term/windows/ansi_reader.go generated vendored
View File

@@ -1,257 +0,0 @@
// +build windows
package windows
import (
"bytes"
"errors"
"fmt"
"os"
"strings"
"unsafe"
ansiterm "github.com/Azure/go-ansiterm"
"github.com/Azure/go-ansiterm/winterm"
)
const (
escapeSequence = ansiterm.KEY_ESC_CSI
)
// ansiReader wraps a standard input file (e.g., os.Stdin) providing ANSI sequence translation.
type ansiReader struct {
file *os.File
fd uintptr
buffer []byte
cbBuffer int
command []byte
}
func newAnsiReader(nFile int) *ansiReader {
file, fd := winterm.GetStdFile(nFile)
return &ansiReader{
file: file,
fd: fd,
command: make([]byte, 0, ansiterm.ANSI_MAX_CMD_LENGTH),
buffer: make([]byte, 0),
}
}
// Close closes the wrapped file.
func (ar *ansiReader) Close() (err error) {
return ar.file.Close()
}
// Fd returns the file descriptor of the wrapped file.
func (ar *ansiReader) Fd() uintptr {
return ar.fd
}
// Read reads up to len(p) bytes of translated input events into p.
func (ar *ansiReader) Read(p []byte) (int, error) {
if len(p) == 0 {
return 0, nil
}
// Previously read bytes exist, read as much as we can and return
if len(ar.buffer) > 0 {
logger.Debugf("Reading previously cached bytes")
originalLength := len(ar.buffer)
copiedLength := copy(p, ar.buffer)
if copiedLength == originalLength {
ar.buffer = make([]byte, 0, len(p))
} else {
ar.buffer = ar.buffer[copiedLength:]
}
logger.Debugf("Read from cache p[%d]: % x", copiedLength, p)
return copiedLength, nil
}
// Read and translate key events
events, err := readInputEvents(ar.fd, len(p))
if err != nil {
return 0, err
} else if len(events) == 0 {
logger.Debug("No input events detected")
return 0, nil
}
keyBytes := translateKeyEvents(events, []byte(escapeSequence))
// Save excess bytes and right-size keyBytes
if len(keyBytes) > len(p) {
logger.Debugf("Received %d keyBytes, only room for %d bytes", len(keyBytes), len(p))
ar.buffer = keyBytes[len(p):]
keyBytes = keyBytes[:len(p)]
} else if len(keyBytes) == 0 {
logger.Debug("No key bytes returned from the translator")
return 0, nil
}
copiedLength := copy(p, keyBytes)
if copiedLength != len(keyBytes) {
return 0, errors.New("Unexpected copy length encountered.")
}
logger.Debugf("Read p[%d]: % x", copiedLength, p)
logger.Debugf("Read keyBytes[%d]: % x", copiedLength, keyBytes)
return copiedLength, nil
}
// readInputEvents polls until at least one event is available.
func readInputEvents(fd uintptr, maxBytes int) ([]winterm.INPUT_RECORD, error) {
// Determine the maximum number of records to retrieve
// -- Cast around the type system to obtain the size of a single INPUT_RECORD.
// unsafe.Sizeof requires an expression vs. a type-reference; the casting
// tricks the type system into believing it has such an expression.
recordSize := int(unsafe.Sizeof(*((*winterm.INPUT_RECORD)(unsafe.Pointer(&maxBytes)))))
countRecords := maxBytes / recordSize
if countRecords > ansiterm.MAX_INPUT_EVENTS {
countRecords = ansiterm.MAX_INPUT_EVENTS
}
logger.Debugf("[windows] readInputEvents: Reading %v records (buffer size %v, record size %v)", countRecords, maxBytes, recordSize)
// Wait for and read input events
events := make([]winterm.INPUT_RECORD, countRecords)
nEvents := uint32(0)
eventsExist, err := winterm.WaitForSingleObject(fd, winterm.WAIT_INFINITE)
if err != nil {
return nil, err
}
if eventsExist {
err = winterm.ReadConsoleInput(fd, events, &nEvents)
if err != nil {
return nil, err
}
}
// Return a slice restricted to the number of returned records
logger.Debugf("[windows] readInputEvents: Read %v events", nEvents)
return events[:nEvents], nil
}
// KeyEvent Translation Helpers
var arrowKeyMapPrefix = map[winterm.WORD]string{
winterm.VK_UP: "%s%sA",
winterm.VK_DOWN: "%s%sB",
winterm.VK_RIGHT: "%s%sC",
winterm.VK_LEFT: "%s%sD",
}
var keyMapPrefix = map[winterm.WORD]string{
winterm.VK_UP: "\x1B[%sA",
winterm.VK_DOWN: "\x1B[%sB",
winterm.VK_RIGHT: "\x1B[%sC",
winterm.VK_LEFT: "\x1B[%sD",
winterm.VK_HOME: "\x1B[1%s~", // showkey shows ^[[1
winterm.VK_END: "\x1B[4%s~", // showkey shows ^[[4
winterm.VK_INSERT: "\x1B[2%s~",
winterm.VK_DELETE: "\x1B[3%s~",
winterm.VK_PRIOR: "\x1B[5%s~",
winterm.VK_NEXT: "\x1B[6%s~",
winterm.VK_F1: "",
winterm.VK_F2: "",
winterm.VK_F3: "\x1B[13%s~",
winterm.VK_F4: "\x1B[14%s~",
winterm.VK_F5: "\x1B[15%s~",
winterm.VK_F6: "\x1B[17%s~",
winterm.VK_F7: "\x1B[18%s~",
winterm.VK_F8: "\x1B[19%s~",
winterm.VK_F9: "\x1B[20%s~",
winterm.VK_F10: "\x1B[21%s~",
winterm.VK_F11: "\x1B[23%s~",
winterm.VK_F12: "\x1B[24%s~",
}
// translateKeyEvents converts the input events into the appropriate ANSI string.
func translateKeyEvents(events []winterm.INPUT_RECORD, escapeSequence []byte) []byte {
var buffer bytes.Buffer
for _, event := range events {
if event.EventType == winterm.KEY_EVENT && event.KeyEvent.KeyDown != 0 {
buffer.WriteString(keyToString(&event.KeyEvent, escapeSequence))
}
}
return buffer.Bytes()
}
// keyToString maps the given input event record to the corresponding string.
func keyToString(keyEvent *winterm.KEY_EVENT_RECORD, escapeSequence []byte) string {
if keyEvent.UnicodeChar == 0 {
return formatVirtualKey(keyEvent.VirtualKeyCode, keyEvent.ControlKeyState, escapeSequence)
}
_, alt, control := getControlKeys(keyEvent.ControlKeyState)
if control {
// TODO(azlinux): Implement following control sequences
// <Ctrl>-D Signals the end of input from the keyboard; also exits current shell.
// <Ctrl>-H Deletes the first character to the left of the cursor. Also called the ERASE key.
// <Ctrl>-Q Restarts printing after it has been stopped with <Ctrl>-s.
// <Ctrl>-S Suspends printing on the screen (does not stop the program).
// <Ctrl>-U Deletes all characters on the current line. Also called the KILL key.
// <Ctrl>-E Quits current command and creates a core
}
// <Alt>+Key generates ESC N Key
if !control && alt {
return ansiterm.KEY_ESC_N + strings.ToLower(string(keyEvent.UnicodeChar))
}
return string(keyEvent.UnicodeChar)
}
// formatVirtualKey converts a virtual key (e.g., up arrow) into the appropriate ANSI string.
func formatVirtualKey(key winterm.WORD, controlState winterm.DWORD, escapeSequence []byte) string {
shift, alt, control := getControlKeys(controlState)
modifier := getControlKeysModifier(shift, alt, control)
if format, ok := arrowKeyMapPrefix[key]; ok {
return fmt.Sprintf(format, escapeSequence, modifier)
}
if format, ok := keyMapPrefix[key]; ok {
return fmt.Sprintf(format, modifier)
}
return ""
}
// getControlKeys extracts the shift, alt, and ctrl key states.
func getControlKeys(controlState winterm.DWORD) (shift, alt, control bool) {
shift = 0 != (controlState & winterm.SHIFT_PRESSED)
alt = 0 != (controlState & (winterm.LEFT_ALT_PRESSED | winterm.RIGHT_ALT_PRESSED))
control = 0 != (controlState & (winterm.LEFT_CTRL_PRESSED | winterm.RIGHT_CTRL_PRESSED))
return shift, alt, control
}
// getControlKeysModifier returns the ANSI modifier for the given combination of control keys.
func getControlKeysModifier(shift, alt, control bool) string {
if shift && alt && control {
return ansiterm.KEY_CONTROL_PARAM_8
}
if alt && control {
return ansiterm.KEY_CONTROL_PARAM_7
}
if shift && control {
return ansiterm.KEY_CONTROL_PARAM_6
}
if control {
return ansiterm.KEY_CONTROL_PARAM_5
}
if shift && alt {
return ansiterm.KEY_CONTROL_PARAM_4
}
if alt {
return ansiterm.KEY_CONTROL_PARAM_3
}
if shift {
return ansiterm.KEY_CONTROL_PARAM_2
}
return ""
}

76
vendor/github.com/docker/docker/pkg/term/windows/ansi_writer.go generated vendored
View File

@@ -1,76 +0,0 @@
// +build windows
package windows
import (
"io/ioutil"
"os"
ansiterm "github.com/Azure/go-ansiterm"
"github.com/Azure/go-ansiterm/winterm"
"github.com/Sirupsen/logrus"
)
var logger *logrus.Logger
// ansiWriter wraps a standard output file (e.g., os.Stdout) providing ANSI sequence translation.
type ansiWriter struct {
file *os.File
fd uintptr
infoReset *winterm.CONSOLE_SCREEN_BUFFER_INFO
command []byte
escapeSequence []byte
inAnsiSequence bool
parser *ansiterm.AnsiParser
}
func newAnsiWriter(nFile int) *ansiWriter {
logFile := ioutil.Discard
if isDebugEnv := os.Getenv(ansiterm.LogEnv); isDebugEnv == "1" {
logFile, _ = os.Create("ansiReaderWriter.log")
}
logger = &logrus.Logger{
Out: logFile,
Formatter: new(logrus.TextFormatter),
Level: logrus.DebugLevel,
}
file, fd := winterm.GetStdFile(nFile)
info, err := winterm.GetConsoleScreenBufferInfo(fd)
if err != nil {
return nil
}
parser := ansiterm.CreateParser("Ground", winterm.CreateWinEventHandler(fd, file))
logger.Infof("newAnsiWriter: parser %p", parser)
aw := &ansiWriter{
file: file,
fd: fd,
infoReset: info,
command: make([]byte, 0, ansiterm.ANSI_MAX_CMD_LENGTH),
escapeSequence: []byte(ansiterm.KEY_ESC_CSI),
parser: parser,
}
logger.Infof("newAnsiWriter: aw.parser %p", aw.parser)
logger.Infof("newAnsiWriter: %v", aw)
return aw
}
func (aw *ansiWriter) Fd() uintptr {
return aw.fd
}
// Write writes len(p) bytes from p to the underlying data stream.
func (aw *ansiWriter) Write(p []byte) (total int, err error) {
if len(p) == 0 {
return 0, nil
}
logger.Infof("Write: % x", p)
logger.Infof("Write: %s", string(p))
return aw.parser.Parse(p)
}

97
vendor/github.com/docker/docker/pkg/term/windows/console.go generated vendored
View File

@@ -1,97 +0,0 @@
// +build windows
package windows
import (
"io"
"os"
"syscall"
"github.com/Azure/go-ansiterm/winterm"
ansiterm "github.com/Azure/go-ansiterm"
"github.com/Sirupsen/logrus"
"io/ioutil"
)
// ConEmuStreams returns prepared versions of console streams,
// for proper use in ConEmu terminal.
// The ConEmu terminal emulates ANSI on output streams well by default.
func ConEmuStreams() (stdIn io.ReadCloser, stdOut, stdErr io.Writer) {
if IsConsole(os.Stdin.Fd()) {
stdIn = newAnsiReader(syscall.STD_INPUT_HANDLE)
} else {
stdIn = os.Stdin
}
stdOut = os.Stdout
stdErr = os.Stderr
// WARNING (BEGIN): sourced from newAnsiWriter
logFile := ioutil.Discard
if isDebugEnv := os.Getenv(ansiterm.LogEnv); isDebugEnv == "1" {
logFile, _ = os.Create("ansiReaderWriter.log")
}
logger = &logrus.Logger{
Out: logFile,
Formatter: new(logrus.TextFormatter),
Level: logrus.DebugLevel,
}
// WARNING (END): sourced from newAnsiWriter
return stdIn, stdOut, stdErr
}
// ConsoleStreams returns a wrapped version for each standard stream referencing a console,
// that handles ANSI character sequences.
func ConsoleStreams() (stdIn io.ReadCloser, stdOut, stdErr io.Writer) {
if IsConsole(os.Stdin.Fd()) {
stdIn = newAnsiReader(syscall.STD_INPUT_HANDLE)
} else {
stdIn = os.Stdin
}
if IsConsole(os.Stdout.Fd()) {
stdOut = newAnsiWriter(syscall.STD_OUTPUT_HANDLE)
} else {
stdOut = os.Stdout
}
if IsConsole(os.Stderr.Fd()) {
stdErr = newAnsiWriter(syscall.STD_ERROR_HANDLE)
} else {
stdErr = os.Stderr
}
return stdIn, stdOut, stdErr
}
// GetHandleInfo returns file descriptor and bool indicating whether the file is a console.
func GetHandleInfo(in interface{}) (uintptr, bool) {
switch t := in.(type) {
case *ansiReader:
return t.Fd(), true
case *ansiWriter:
return t.Fd(), true
}
var inFd uintptr
var isTerminal bool
if file, ok := in.(*os.File); ok {
inFd = file.Fd()
isTerminal = IsConsole(inFd)
}
return inFd, isTerminal
}
// IsConsole returns true if the given file descriptor is a Windows Console.
// The code assumes that GetConsoleMode will return an error for file descriptors that are not a console.
func IsConsole(fd uintptr) bool {
_, e := winterm.GetConsoleMode(fd)
return e == nil
}

5
vendor/github.com/docker/docker/pkg/term/windows/windows.go generated vendored
View File

@@ -1,5 +0,0 @@
// These files implement ANSI-aware input and output streams for use by the Docker Windows client.
// When asked for the set of standard streams (e.g., stdin, stdout, stderr), the code will create
// and return pseudo-streams that convert ANSI sequences to / from Windows Console API calls.
package windows

7
vendor/github.com/docker/docker/pkg/jsonlog/time_marshalling.go → vendor/github.com/docker/docker/pkg/timeutils/json.go generated vendored
View File

@@ -1,5 +1,4 @@
// Package jsonlog provides helper functions to parse and print time (time.Time) as JSON.
package jsonlog
package timeutils
import (
"errors"
@@ -15,9 +14,9 @@ const (
JSONFormat = `"` + time.RFC3339Nano + `"`
)
// FastTimeMarshalJSON avoids one of the extra allocations that
// FastMarshalJSON avoids one of the extra allocations that
// time.MarshalJSON is making.
func FastTimeMarshalJSON(t time.Time) (string, error) {
func FastMarshalJSON(t time.Time) (string, error) {
if y := t.Year(); y < 0 || y >= 10000 {
// RFC 3339 is clear that years are 4 digits exactly.
// See golang.org/issue/4556#c15 for more discussion.

36
vendor/github.com/docker/docker/pkg/timeutils/utils.go generated vendored Normal file
View File

@@ -0,0 +1,36 @@
package timeutils
import (
"strconv"
"strings"
"time"
)
// GetTimestamp tries to parse given string as golang duration,
// then RFC3339 time and finally as a Unix timestamp. If
// any of these were successful, it returns a Unix timestamp
// as string otherwise returns the given value back.
// In case of duration input, the returned timestamp is computed
// as the given reference time minus the amount of the duration.
func GetTimestamp(value string, reference time.Time) string {
if d, err := time.ParseDuration(value); value != "0" && err == nil {
return strconv.FormatInt(reference.Add(-d).Unix(), 10)
}
var format string
if strings.Contains(value, ".") {
format = time.RFC3339Nano
} else {
format = time.RFC3339
}
loc := time.FixedZone(time.Now().Zone())
if len(value) < len(format) {
format = format[:len(value)]
}
t, err := time.ParseInLocation(format, value, loc)
if err != nil {
return value
}
return strconv.FormatInt(t.Unix(), 10)
}

31
vendor/github.com/docker/docker/pkg/units/duration.go generated vendored Normal file
View File

@@ -0,0 +1,31 @@
package units
import (
"fmt"
"time"
)
// HumanDuration returns a human-readable approximation of a duration
// (eg. "About a minute", "4 hours ago", etc.)
func HumanDuration(d time.Duration) string {
if seconds := int(d.Seconds()); seconds < 1 {
return "Less than a second"
} else if seconds < 60 {
return fmt.Sprintf("%d seconds", seconds)
} else if minutes := int(d.Minutes()); minutes == 1 {
return "About a minute"
} else if minutes < 60 {
return fmt.Sprintf("%d minutes", minutes)
} else if hours := int(d.Hours()); hours == 1 {
return "About an hour"
} else if hours < 48 {
return fmt.Sprintf("%d hours", hours)
} else if hours < 24*7*2 {
return fmt.Sprintf("%d days", hours/24)
} else if hours < 24*30*3 {
return fmt.Sprintf("%d weeks", hours/24/7)
} else if hours < 24*365*2 {
return fmt.Sprintf("%d months", hours/24/30)
}
return fmt.Sprintf("%d years", int(d.Hours())/24/365)
}

93
vendor/github.com/docker/docker/pkg/units/size.go generated vendored Normal file
View File

@@ -0,0 +1,93 @@
package units
import (
"fmt"
"regexp"
"strconv"
"strings"
)
// See: http://en.wikipedia.org/wiki/Binary_prefix
const (
// Decimal
KB = 1000
MB = 1000 * KB
GB = 1000 * MB
TB = 1000 * GB
PB = 1000 * TB
// Binary
KiB = 1024
MiB = 1024 * KiB
GiB = 1024 * MiB
TiB = 1024 * GiB
PiB = 1024 * TiB
)
type unitMap map[string]int64
var (
decimalMap = unitMap{"k": KB, "m": MB, "g": GB, "t": TB, "p": PB}
binaryMap = unitMap{"k": KiB, "m": MiB, "g": GiB, "t": TiB, "p": PiB}
sizeRegex = regexp.MustCompile(`^(\d+)([kKmMgGtTpP])?[bB]?$`)
)
var decimapAbbrs = []string{"B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"}
var binaryAbbrs = []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"}
// CustomSize returns a human-readable approximation of a size
// using custom format
func CustomSize(format string, size float64, base float64, _map []string) string {
i := 0
for size >= base {
size = size / base
i++
}
return fmt.Sprintf(format, size, _map[i])
}
// HumanSize returns a human-readable approximation of a size
// using SI standard (eg. "44kB", "17MB")
func HumanSize(size float64) string {
return CustomSize("%.4g %s", size, 1000.0, decimapAbbrs)
}
func BytesSize(size float64) string {
return CustomSize("%.4g %s", size, 1024.0, binaryAbbrs)
}
// FromHumanSize returns an integer from a human-readable specification of a
// size using SI standard (eg. "44kB", "17MB")
func FromHumanSize(size string) (int64, error) {
return parseSize(size, decimalMap)
}
// RAMInBytes parses a human-readable string representing an amount of RAM
// in bytes, kibibytes, mebibytes, gibibytes, or tebibytes and
// returns the number of bytes, or -1 if the string is unparseable.
// Units are case-insensitive, and the 'b' suffix is optional.
func RAMInBytes(size string) (int64, error) {
return parseSize(size, binaryMap)
}
// Parses the human-readable size string into the amount it represents
func parseSize(sizeStr string, uMap unitMap) (int64, error) {
matches := sizeRegex.FindStringSubmatch(sizeStr)
if len(matches) != 3 {
return -1, fmt.Errorf("invalid size: '%s'", sizeStr)
}
size, err := strconv.ParseInt(matches[1], 10, 0)
if err != nil {
return -1, err
}
unitPrefix := strings.ToLower(matches[2])
if mul, ok := uMap[unitPrefix]; ok {
size *= mul
}
return size, nil
}