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Merge pull request #15074 from coolljt0725/14756_enable_golint_2 

Enable golint in pkg/jsonlog and pkg/jsonmessage part of #14756
This commit is contained in:
Brian Goff 2015-08-08 07:14:53 -04:00
Родитель bf892dcfcc 5220f3b535
Коммит 764aa1a583
7 изменённых файлов: 58 добавлений и 29 удалений
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2
daemon/logger/jsonfilelog/jsonfilelog.go
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@ -97,7 +97,7 @@ func (l *JSONFileLogger) Log(msg *logger.Message) error {
if err != nil {
return err
}
err = (&jsonlog.JSONLogBytes{Log: append(msg.Line, '\n'), Stream: msg.Source, Created: timestamp}).MarshalJSONBuf(l.buf)
err = (&jsonlog.JSONLogs{Log: append(msg.Line, '\n'), Stream: msg.Source, Created: timestamp}).MarshalJSONBuf(l.buf)
if err != nil {
return err
}

2
hack/make/validate-lint
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@ -52,6 +52,8 @@ packages=(
pkg/homedir
pkg/httputils
pkg/ioutils
pkg/jsonlog
pkg/jsonmessage
pkg/listenbuffer
pkg/mflag
pkg/mflag/example

14
pkg/jsonlog/jsonlog.go
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@ -6,12 +6,21 @@ import (
"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 string `json:"log,omitempty"`
Stream string `json:"stream,omitempty"`
// 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 marshalled in json format
// By defalut, 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
@ -23,6 +32,7 @@ func (jl *JSONLog) Format(format string) (string, error) {
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 = ""

12
pkg/jsonlog/jsonlog_marshalling.go
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@ -61,7 +61,7 @@
// - }
// + first = false
// buf.WriteString(`"log":`)
// ffjson_WriteJsonString(buf, mj.Log)
// ffjsonWriteJSONString(buf, mj.Log)
// }
package jsonlog
@ -73,6 +73,7 @@ import (
"github.com/docker/docker/pkg/timeutils"
)
// MarshalJSON marshals the JSONLog.
func (mj *JSONLog) MarshalJSON() ([]byte, error) {
var buf bytes.Buffer
buf.Grow(1024)
@ -82,17 +83,18 @@ func (mj *JSONLog) MarshalJSON() ([]byte, error) {
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 bool = true
first = true
)
buf.WriteString(`{`)
if len(mj.Log) != 0 {
first = false
buf.WriteString(`"log":`)
ffjson_WriteJsonString(buf, mj.Log)
ffjsonWriteJSONString(buf, mj.Log)
}
if len(mj.Stream) != 0 {
if first == true {
@ -101,7 +103,7 @@ func (mj *JSONLog) MarshalJSONBuf(buf *bytes.Buffer) error {
buf.WriteString(`,`)
}
buf.WriteString(`"stream":`)
ffjson_WriteJsonString(buf, mj.Stream)
ffjsonWriteJSONString(buf, mj.Stream)
}
if first == true {
first = false
@ -118,7 +120,7 @@ func (mj *JSONLog) MarshalJSONBuf(buf *bytes.Buffer) error {
return nil
}
func ffjson_WriteJsonString(buf *bytes.Buffer, s string) {
func ffjsonWriteJSONString(buf *bytes.Buffer, s string) {
const hex = "0123456789abcdef"
buf.WriteByte('"')

14
pkg/jsonlog/jsonlogbytes.go
Просмотреть файл

@ -5,10 +5,10 @@ import (
"unicode/utf8"
)
// JSONLogBytes is based on JSONLog.
// JSONLogs is based on JSONLog.
// It allows marshalling JSONLog from Log as []byte
// and an already marshalled Created timestamp.
type JSONLogBytes struct {
type JSONLogs struct {
Log []byte `json:"log,omitempty"`
Stream string `json:"stream,omitempty"`
Created string `json:"time"`
@ -16,14 +16,14 @@ type JSONLogBytes struct {
// MarshalJSONBuf is based on the same method from JSONLog
// It has been modified to take into account the necessary changes.
func (mj *JSONLogBytes) MarshalJSONBuf(buf *bytes.Buffer) error {
func (mj *JSONLogs) MarshalJSONBuf(buf *bytes.Buffer) error {
var first = true
buf.WriteString(`{`)
if len(mj.Log) != 0 {
first = false
buf.WriteString(`"log":`)
ffjson_WriteJsonBytesAsString(buf, mj.Log)
ffjsonWriteJSONBytesAsString(buf, mj.Log)
}
if len(mj.Stream) != 0 {
if first == true {
@ -32,7 +32,7 @@ func (mj *JSONLogBytes) MarshalJSONBuf(buf *bytes.Buffer) error {
buf.WriteString(`,`)
}
buf.WriteString(`"stream":`)
ffjson_WriteJsonString(buf, mj.Stream)
ffjsonWriteJSONString(buf, mj.Stream)
}
if first == true {
first = false
@ -45,9 +45,9 @@ func (mj *JSONLogBytes) MarshalJSONBuf(buf *bytes.Buffer) error {
return nil
}
// This is based on ffjson_WriteJsonString. It has been changed
// This is based on ffjsonWriteJSONBytesAsString. It has been changed
// to accept a string passed as a slice of bytes.
func ffjson_WriteJsonBytesAsString(buf *bytes.Buffer, s []byte) {
func ffjsonWriteJSONBytesAsString(buf *bytes.Buffer, s []byte) {
const hex = "0123456789abcdef"
buf.WriteByte('"')

28
pkg/jsonlog/jsonlogbytes_test.go
Просмотреть файл

@ -6,21 +6,21 @@ import (
"testing"
)
func TestJSONLogBytesMarshalJSONBuf(t *testing.T) {
logs := map[*JSONLogBytes]string{
&JSONLogBytes{Log: []byte(`"A log line with \\"`)}: `^{\"log\":\"\\\"A log line with \\\\\\\\\\\"\",\"time\":}$`,
&JSONLogBytes{Log: []byte("A log line")}: `^{\"log\":\"A log line\",\"time\":}$`,
&JSONLogBytes{Log: []byte("A log line with \r")}: `^{\"log\":\"A log line with \\r\",\"time\":}$`,
&JSONLogBytes{Log: []byte("A log line with & < >")}: `^{\"log\":\"A log line with \\u0026 \\u003c \\u003e\",\"time\":}$`,
&JSONLogBytes{Log: []byte("A log line with utf8 : 🚀 ψ ω β")}: `^{\"log\":\"A log line with utf8 : 🚀 ψ ω β\",\"time\":}$`,
&JSONLogBytes{Stream: "stdout"}: `^{\"stream\":\"stdout\",\"time\":}$`,
&JSONLogBytes{Stream: "stdout", Log: []byte("A log line")}: `^{\"log\":\"A log line\",\"stream\":\"stdout\",\"time\":}$`,
&JSONLogBytes{Created: "time"}: `^{\"time\":time}$`,
&JSONLogBytes{}: `^{\"time\":}$`,
func TestJSONLogsMarshalJSONBuf(t *testing.T) {
logs := map[*JSONLogs]string{
&JSONLogs{Log: []byte(`"A log line with \\"`)}: `^{\"log\":\"\\\"A log line with \\\\\\\\\\\"\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line")}: `^{\"log\":\"A log line\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line with \r")}: `^{\"log\":\"A log line with \\r\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line with & < >")}: `^{\"log\":\"A log line with \\u0026 \\u003c \\u003e\",\"time\":}$`,
&JSONLogs{Log: []byte("A log line with utf8 : 🚀 ψ ω β")}: `^{\"log\":\"A log line with utf8 : 🚀 ψ ω β\",\"time\":}$`,
&JSONLogs{Stream: "stdout"}: `^{\"stream\":\"stdout\",\"time\":}$`,
&JSONLogs{Stream: "stdout", Log: []byte("A log line")}: `^{\"log\":\"A log line\",\"stream\":\"stdout\",\"time\":}$`,
&JSONLogs{Created: "time"}: `^{\"time\":time}$`,
&JSONLogs{}: `^{\"time\":}$`,
// These ones are a little weird
&JSONLogBytes{Log: []byte("\u2028 \u2029")}: `^{\"log\":\"\\u2028 \\u2029\",\"time\":}$`,
&JSONLogBytes{Log: []byte{0xaF}}: `^{\"log\":\"\\ufffd\",\"time\":}$`,
&JSONLogBytes{Log: []byte{0x7F}}: `^{\"log\":\"\x7f\",\"time\":}$`,
&JSONLogs{Log: []byte("\u2028 \u2029")}: `^{\"log\":\"\\u2028 \\u2029\",\"time\":}$`,
&JSONLogs{Log: []byte{0xaF}}: `^{\"log\":\"\\ufffd\",\"time\":}$`,
&JSONLogs{Log: []byte{0x7F}}: `^{\"log\":\"\x7f\",\"time\":}$`,
}
for jsonLog, expression := range logs {
var buf bytes.Buffer

15
pkg/jsonmessage/jsonmessage.go
Просмотреть файл

@ -12,6 +12,8 @@ import (
"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"`
@ -21,6 +23,10 @@ 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"`
@ -76,6 +82,9 @@ 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"`
@ -88,6 +97,9 @@ type JSONMessage struct {
ErrorMessage string `json:"error,omitempty"` //deprecated
}
// 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 dislaying the progressbar.
func (jm *JSONMessage) Display(out io.Writer, isTerminal bool) error {
if jm.Error != nil {
if jm.Error.Code == 401 {
@ -124,6 +136,9 @@ 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) error {
var (
dec = json.NewDecoder(in)