forked from yuxh/gearman-go
Format codes by gofmt.
This commit is contained in:
parent
82f0ab2cd5
commit
7a4bbcdc55
3
README
3
README
@ -16,6 +16,9 @@ It was implemented a native protocol for both worker and client API.
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$ make client
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$ ./client
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- Code format
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gofmt -spaces=true -tabwidth=4 -w=true -tabindent=false $(DIR)
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----
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xingxing<mikespook@gmail.com>
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http://mikespook.com
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@ -16,3 +16,6 @@ include $(GOROOT)/src/Make.pkg
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%: %.go
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$(GC) $*.go
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$(LD) -o $@ $*.$O
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fmt:
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gofmt -spaces=true -tabwidth=4 -w=true -tabindent=false ./
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@ -27,7 +27,7 @@ func main() {
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log.Println(string(data))
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}
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}
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known, running, numerator, denominator, err := client.Status(handle)
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if err != nil {
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log.Println(err)
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@ -36,7 +36,7 @@ func main() {
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log.Println("Unknown")
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}
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if running {
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log.Printf("%g%%\n", float32(numerator) * 100 / float32(denominator))
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log.Printf("%g%%\n", float32(numerator)*100/float32(denominator))
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} else {
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log.Println("Not running")
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}
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@ -26,21 +26,21 @@ func main() {
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var str string
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fmt.Scan(&str)
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switch str {
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case "echo":
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worker.Echo([]byte("Hello world!"))
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var job *gearman.WorkerJob
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for job = <-worker.JobQueue; job.DataType != gearman.ECHO_RES; job = <-worker.JobQueue {
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log.Println(job)
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}
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log.Println(string(job.Data))
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case "quit":
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worker.Close()
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return
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case "result":
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job := <-worker.JobQueue
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log.Println(string(job.Data))
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default:
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log.Println("Unknown command")
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case "echo":
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worker.Echo([]byte("Hello world!"))
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var job *gearman.WorkerJob
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for job = <-worker.JobQueue; job.DataType != gearman.ECHO_RES; job = <-worker.JobQueue {
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log.Println(job)
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}
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log.Println(string(job.Data))
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case "quit":
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worker.Close()
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return
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case "result":
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job := <-worker.JobQueue
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log.Println(string(job.Data))
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default:
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log.Println("Unknown command")
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}
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}
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}()
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@ -20,3 +20,6 @@ include $(GOROOT)/src/Make.pkg
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%: install %.go
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$(GC) $*.go
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$(LD) -o $@ $*.$O
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fmt:
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gofmt -spaces=true -tabwidth=4 -w=true -tabindent=false ./
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@ -8,7 +8,7 @@ import (
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"os"
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"net"
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"sync"
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// "log"
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// "log"
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"strconv"
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)
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@ -22,18 +22,18 @@ usage:
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*/
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type Client struct {
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mutex sync.Mutex
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conn net.Conn
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mutex sync.Mutex
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conn net.Conn
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JobQueue chan *ClientJob
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incoming chan []byte
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UId uint32
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UId uint32
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}
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// Create a new client.
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func NewClient() (client * Client){
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client = &Client{JobQueue:make(chan *ClientJob, QUEUE_CAP),
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incoming:make(chan []byte, QUEUE_CAP),
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UId:1}
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func NewClient() (client *Client) {
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client = &Client{JobQueue: make(chan *ClientJob, QUEUE_CAP),
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incoming: make(chan []byte, QUEUE_CAP),
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UId: 1}
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return
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}
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@ -60,12 +60,12 @@ func (client *Client) read() (data []byte, err os.Error) {
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buf := make([]byte, BUFFER_SIZE)
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var n int
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if n, err = client.conn.Read(buf); err != nil {
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if (err == os.EOF && n == 0) {
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if err == os.EOF && n == 0 {
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break
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}
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return
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}
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data = append(data, buf[0: n] ...)
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data = append(data, buf[0:n]...)
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if n < BUFFER_SIZE {
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break
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}
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@ -74,7 +74,7 @@ func (client *Client) read() (data []byte, err os.Error) {
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// split package
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start, end := 0, 4
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tl := len(data)
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for i := 0; i < tl; i ++{
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for i := 0; i < tl; i++ {
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if string(data[start:end]) == RES_STR {
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l := int(byteToUint32([4]byte{data[start+8], data[start+9], data[start+10], data[start+11]}))
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total := l + 12
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@ -104,12 +104,12 @@ func (client *Client) ReadJob() (job *ClientJob, err os.Error) {
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if job, err = DecodeClientJob(rel); err != nil {
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return
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} else {
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switch(job.DataType) {
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case ERROR:
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_, err = getError(job.Data)
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return
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case WORK_DATA, WORK_WARNING, WORK_STATUS, WORK_COMPLETE, WORK_FAIL, WORK_EXCEPTION:
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client.JobQueue <- job
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switch job.DataType {
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case ERROR:
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_, err = getError(job.Data)
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return
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case WORK_DATA, WORK_WARNING, WORK_STATUS, WORK_COMPLETE, WORK_FAIL, WORK_EXCEPTION:
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client.JobQueue <- job
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}
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}
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return
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@ -123,34 +123,34 @@ func (client *Client) ReadJob() (job *ClientJob, err os.Error) {
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// JOB_LOW | JOB_BG means the job is running with low level in background.
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func (client *Client) Do(funcname string, data []byte, flag byte) (handle string, err os.Error) {
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var datatype uint32
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if flag & JOB_LOW == JOB_LOW {
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if flag & JOB_BG == JOB_BG {
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if flag&JOB_LOW == JOB_LOW {
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if flag&JOB_BG == JOB_BG {
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datatype = SUBMIT_JOB_LOW_BG
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} else {
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datatype = SUBMIT_JOB_LOW
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}
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} else if flag & JOB_HIGH == JOB_HIGH {
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if flag & JOB_BG == JOB_BG {
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} else if flag&JOB_HIGH == JOB_HIGH {
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if flag&JOB_BG == JOB_BG {
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datatype = SUBMIT_JOB_HIGH_BG
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} else {
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datatype = SUBMIT_JOB_HIGH
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}
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} else if flag & JOB_BG == JOB_BG {
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} else if flag&JOB_BG == JOB_BG {
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datatype = SUBMIT_JOB_BG
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} else {
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datatype = SUBMIT_JOB
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}
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rel := make([]byte, 0, 1024 * 64)
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rel = append(rel, []byte(funcname) ...)
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rel := make([]byte, 0, 1024*64)
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rel = append(rel, []byte(funcname)...)
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rel = append(rel, '\x00')
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client.mutex.Lock()
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uid := strconv.Itoa(int(client.UId))
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client.UId ++
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rel = append(rel, []byte(uid) ...)
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client.UId++
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rel = append(rel, []byte(uid)...)
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client.mutex.Unlock()
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rel = append(rel, '\x00')
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rel = append(rel, data ...)
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rel = append(rel, data...)
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if err = client.WriteJob(NewClientJob(REQ, datatype, rel)); err != nil {
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return
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}
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@ -160,16 +160,16 @@ func (client *Client) Do(funcname string, data []byte, flag byte) (handle string
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}
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handle = string(job.Data)
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go func() {
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if flag & JOB_BG != JOB_BG {
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if flag&JOB_BG != JOB_BG {
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for {
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if job, err = client.ReadJob(); err != nil {
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return
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}
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switch job.DataType {
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case WORK_DATA, WORK_WARNING:
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case WORK_STATUS:
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case WORK_COMPLETE, WORK_FAIL, WORK_EXCEPTION:
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return
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case WORK_DATA, WORK_WARNING:
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case WORK_STATUS:
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case WORK_COMPLETE, WORK_FAIL, WORK_EXCEPTION:
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return
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}
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}
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}
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@ -178,7 +178,7 @@ func (client *Client) Do(funcname string, data []byte, flag byte) (handle string
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}
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// Internal read last job
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func (client *Client) readLastJob(datatype uint32) (job *ClientJob, err os.Error){
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func (client *Client) readLastJob(datatype uint32) (job *ClientJob, err os.Error) {
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for {
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if job, err = client.ReadJob(); err != nil {
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return
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@ -200,7 +200,7 @@ func (client *Client) Status(handle string) (known, running bool, numerator, den
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if err = client.WriteJob(NewClientJob(REQ, GET_STATUS, []byte(handle))); err != nil {
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return
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}
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var job * ClientJob
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var job *ClientJob
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if job, err = client.readLastJob(STATUS_RES); err != nil {
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return
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}
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@ -245,7 +245,7 @@ func (client *Client) LastJob() (job *ClientJob) {
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if l == 0 {
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return
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}
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for i := 0; i < l - 1; i ++ {
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for i := 0; i < l-1; i++ {
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<-client.JobQueue
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}
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}
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@ -6,25 +6,25 @@ package gearman
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import (
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"os"
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// "log"
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// "log"
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)
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// Client side job
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type ClientJob struct {
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Data []byte
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Handle, UniqueId string
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Data []byte
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Handle, UniqueId string
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magicCode, DataType uint32
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}
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// Create a new job
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func NewClientJob(magiccode, datatype uint32, data []byte) (job *ClientJob) {
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return &ClientJob{magicCode:magiccode,
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DataType:datatype,
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Data:data}
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return &ClientJob{magicCode: magiccode,
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DataType: datatype,
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Data: data}
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}
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// Decode a job from byte slice
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func DecodeClientJob(data []byte) (job * ClientJob, err os.Error) {
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func DecodeClientJob(data []byte) (job *ClientJob, err os.Error) {
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if len(data) < 12 {
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err = os.NewError("Data length is too small.")
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return
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@ -32,8 +32,8 @@ func DecodeClientJob(data []byte) (job * ClientJob, err os.Error) {
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datatype := byteToUint32([4]byte{data[4], data[5], data[6], data[7]})
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l := byteToUint32([4]byte{data[8], data[9], data[10], data[11]})
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if len(data[12:]) != int(l) {
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err = os.NewError("Invalid data length.")
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return
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err = os.NewError("Invalid data length.")
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return
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}
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data = data[12:]
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job = NewClientJob(RES, datatype, data)
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@ -44,36 +44,36 @@ func DecodeClientJob(data []byte) (job * ClientJob, err os.Error) {
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func (job *ClientJob) Encode() (data []byte) {
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magiccode := uint32ToByte(job.magicCode)
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datatype := uint32ToByte(job.DataType)
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data = make([]byte, 0, 1024 * 64)
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data = append(data, magiccode[:] ...)
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data = append(data, datatype[:] ...)
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data = make([]byte, 0, 1024*64)
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data = append(data, magiccode[:]...)
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data = append(data, datatype[:]...)
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l := len(job.Data)
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datalength := uint32ToByte(uint32(l))
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data = append(data, datalength[:] ...)
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data = append(data, job.Data ...)
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data = append(data, datalength[:]...)
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data = append(data, job.Data...)
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return
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}
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// Extract the job's result.
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func (job * ClientJob) Result() (data []byte, err os.Error){
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func (job *ClientJob) Result() (data []byte, err os.Error) {
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switch job.DataType {
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case WORK_FAIL:
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job.Handle = string(job.Data)
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err = os.NewError("Work fail.")
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case WORK_FAIL:
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job.Handle = string(job.Data)
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err = os.NewError("Work fail.")
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return
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case WORK_EXCEPTION:
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err = os.NewError("Work exception.")
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fallthrough
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case WORK_COMPLETE:
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s := splitByteArray(job.Data, '\x00')
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if len(s) != 2 {
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err = os.NewError("Invalid data.")
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return
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case WORK_EXCEPTION:
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err = os.NewError("Work exception.")
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fallthrough
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case WORK_COMPLETE:
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s := splitByteArray(job.Data, '\x00')
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if len(s) != 2 {
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err = os.NewError("Invalid data.")
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return
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}
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job.Handle = string(s[0])
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data = s[1]
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default:
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err = os.NewError("The job is not a result.")
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}
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job.Handle = string(s[0])
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data = s[1]
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default:
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err = os.NewError("The job is not a result.")
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}
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return
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}
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@ -2,7 +2,7 @@ package gearman
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import (
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"testing"
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// "os"
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// "os"
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)
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var client *Client
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@ -11,14 +11,14 @@ func init() {
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client = NewClient()
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}
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func TestClientAddServer(t * testing.T) {
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func TestClientAddServer(t *testing.T) {
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t.Log("Add local server 127.0.0.1:4730")
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if err := client.AddServer("127.0.0.1:4730"); err != nil {
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t.Error(err)
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}
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}
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func TestClientEcho(t * testing.T) {
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func TestClientEcho(t *testing.T) {
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if echo, err := client.Echo([]byte("Hello world")); err != nil {
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t.Error(err)
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} else {
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@ -26,17 +26,16 @@ func TestClientEcho(t * testing.T) {
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}
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}
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func TestClientDo(t * testing.T) {
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if handle, err := client.Do("ToUpper", []byte("abcdef"), JOB_LOW | JOB_BG); err != nil {
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func TestClientDo(t *testing.T) {
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if handle, err := client.Do("ToUpper", []byte("abcdef"), JOB_LOW|JOB_BG); err != nil {
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t.Error(err)
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} else {
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t.Log(handle)
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}
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}
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func TestClientClose(t * testing.T) {
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func TestClientClose(t *testing.T) {
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if err := client.Close(); err != nil {
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t.Error(err)
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}
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}
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@ -28,44 +28,44 @@ const (
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// \x00REQ
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REQ = 5391697
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REQ = 5391697
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REQ_STR = "\x00REQ"
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// \x00RES
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RES = 5391699
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RES = 5391699
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RES_STR = "\x00RES"
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// package data type
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CAN_DO = 1
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CANT_DO = 2
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CAN_DO = 1
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CANT_DO = 2
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RESET_ABILITIES = 3
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PRE_SLEEP = 4
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NOOP = 6
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JOB_CREATED = 8
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GRAB_JOB = 9
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NO_JOB = 10
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JOB_ASSIGN = 11
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WORK_STATUS = 12
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WORK_COMPLETE = 13
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WORK_FAIL = 14
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GET_STATUS = 15
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ECHO_REQ = 16
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ECHO_RES = 17
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ERROR = 19
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STATUS_RES = 20
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SET_CLIENT_ID = 22
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CAN_DO_TIMEOUT = 23
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WORK_EXCEPTION = 25
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WORK_DATA = 28
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WORK_WARNING = 29
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GRAB_JOB_UNIQ = 30
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PRE_SLEEP = 4
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NOOP = 6
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JOB_CREATED = 8
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GRAB_JOB = 9
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NO_JOB = 10
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JOB_ASSIGN = 11
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WORK_STATUS = 12
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WORK_COMPLETE = 13
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WORK_FAIL = 14
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GET_STATUS = 15
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ECHO_REQ = 16
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ECHO_RES = 17
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ERROR = 19
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STATUS_RES = 20
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SET_CLIENT_ID = 22
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CAN_DO_TIMEOUT = 23
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WORK_EXCEPTION = 25
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WORK_DATA = 28
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WORK_WARNING = 29
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GRAB_JOB_UNIQ = 30
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JOB_ASSIGN_UNIQ = 31
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SUBMIT_JOB = 7
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SUBMIT_JOB_BG = 18
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SUBMIT_JOB_HIGH = 21
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SUBMIT_JOB = 7
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SUBMIT_JOB_BG = 18
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SUBMIT_JOB_HIGH = 21
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SUBMIT_JOB_HIGH_BG = 32
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SUBMIT_JOB_LOW = 33
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SUBMIT_JOB_LOW_BG = 34
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SUBMIT_JOB_LOW = 33
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SUBMIT_JOB_LOW_BG = 34
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// Job type
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// JOB_NORMAL | JOB_BG means a normal level job run in background
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@ -85,7 +85,7 @@ type Job interface {
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}
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// Splite the byte array by a byte
|
||||
func splitByteArray(slice []byte, spot byte) (data [][]byte){
|
||||
func splitByteArray(slice []byte, spot byte) (data [][]byte) {
|
||||
data = make([][]byte, 0, 10)
|
||||
start, end := 0, 0
|
||||
for i, v := range slice {
|
||||
@ -93,9 +93,9 @@ func splitByteArray(slice []byte, spot byte) (data [][]byte){
|
||||
if start != end {
|
||||
data = append(data, slice[start:end])
|
||||
}
|
||||
start, end = i + 1, i + 1
|
||||
start, end = i+1, i+1
|
||||
} else {
|
||||
end ++
|
||||
end++
|
||||
}
|
||||
}
|
||||
data = append(data, slice[start:])
|
||||
@ -110,16 +110,16 @@ func getError(data []byte) (eno os.Errno, err os.Error) {
|
||||
return
|
||||
}
|
||||
l := len(rel[0])
|
||||
eno = os.Errno(byteToUint32([4]byte{rel[0][l-4], rel[0][l-3], rel[0][l-2], rel[0][l - 1]}))
|
||||
eno = os.Errno(byteToUint32([4]byte{rel[0][l-4], rel[0][l-3], rel[0][l-2], rel[0][l-1]}))
|
||||
err = os.NewError(string(rel[1]))
|
||||
return
|
||||
}
|
||||
|
||||
// Decode [4]byte to uint32
|
||||
func byteToUint32(buf [4]byte) uint32 {
|
||||
return uint32(buf[0]) << 24 +
|
||||
uint32(buf[1]) << 16 +
|
||||
uint32(buf[2]) << 8 +
|
||||
return uint32(buf[0])<<24 +
|
||||
uint32(buf[1])<<16 +
|
||||
uint32(buf[2])<<8 +
|
||||
uint32(buf[3])
|
||||
}
|
||||
|
||||
|
@ -4,10 +4,10 @@
|
||||
|
||||
package gearman
|
||||
|
||||
import(
|
||||
import (
|
||||
"os"
|
||||
"sync"
|
||||
// "log"
|
||||
// "log"
|
||||
)
|
||||
|
||||
// The definition of the callback function.
|
||||
@ -32,14 +32,14 @@ func foobar(job *WorkerJob) (data []byte, err os.Error) {
|
||||
//plaplapla...
|
||||
return
|
||||
}
|
||||
*/
|
||||
*/
|
||||
type Worker struct {
|
||||
clients []*jobClient
|
||||
clients []*jobClient
|
||||
functions JobFunctionMap
|
||||
|
||||
running bool
|
||||
running bool
|
||||
incoming chan *WorkerJob
|
||||
mutex sync.Mutex
|
||||
mutex sync.Mutex
|
||||
JobQueue chan *WorkerJob
|
||||
ErrQueue chan os.Error
|
||||
}
|
||||
@ -48,20 +48,20 @@ type Worker struct {
|
||||
func NewWorker() (worker *Worker) {
|
||||
worker = &Worker{
|
||||
// job server list
|
||||
clients:make([]*jobClient, 0, WORKER_SERVER_CAP),
|
||||
clients: make([]*jobClient, 0, WORKER_SERVER_CAP),
|
||||
// function list
|
||||
functions: make(JobFunctionMap),
|
||||
incoming: make(chan *WorkerJob, QUEUE_CAP),
|
||||
JobQueue: make(chan *WorkerJob, QUEUE_CAP),
|
||||
ErrQueue: make(chan os.Error, QUEUE_CAP),
|
||||
running: true,
|
||||
incoming: make(chan *WorkerJob, QUEUE_CAP),
|
||||
JobQueue: make(chan *WorkerJob, QUEUE_CAP),
|
||||
ErrQueue: make(chan os.Error, QUEUE_CAP),
|
||||
running: true,
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// Add a server. The addr should be 'host:port' format.
|
||||
// The connection is established at this time.
|
||||
func (worker * Worker) AddServer(addr string) (err os.Error) {
|
||||
func (worker *Worker) AddServer(addr string) (err os.Error) {
|
||||
worker.mutex.Lock()
|
||||
defer worker.mutex.Unlock()
|
||||
|
||||
@ -76,7 +76,7 @@ func (worker * Worker) AddServer(addr string) (err os.Error) {
|
||||
}
|
||||
|
||||
n := len(worker.clients)
|
||||
worker.clients = worker.clients[0: n + 1]
|
||||
worker.clients = worker.clients[0 : n+1]
|
||||
worker.clients[n] = server
|
||||
return
|
||||
}
|
||||
@ -85,8 +85,8 @@ func (worker * Worker) AddServer(addr string) (err os.Error) {
|
||||
// Add a function.
|
||||
// Plz added job servers first, then functions.
|
||||
// The API will tell every connected job server that 'I can do this'
|
||||
func (worker * Worker) AddFunction(funcname string,
|
||||
f JobFunction, timeout uint32) (err os.Error) {
|
||||
func (worker *Worker) AddFunction(funcname string,
|
||||
f JobFunction, timeout uint32) (err os.Error) {
|
||||
if len(worker.clients) < 1 {
|
||||
return os.NewError("Did not connect to Job Server.")
|
||||
}
|
||||
@ -103,7 +103,7 @@ func (worker * Worker) AddFunction(funcname string,
|
||||
datatype = CAN_DO_TIMEOUT
|
||||
data = []byte(funcname + "\x00")
|
||||
t := uint32ToByte(timeout)
|
||||
data = append(data, t[:] ...)
|
||||
data = append(data, t[:]...)
|
||||
}
|
||||
job := NewWorkerJob(REQ, datatype, data)
|
||||
worker.WriteJob(job)
|
||||
@ -112,7 +112,7 @@ func (worker * Worker) AddFunction(funcname string,
|
||||
|
||||
// Remove a function.
|
||||
// Tell job servers 'I can not do this now' at the same time.
|
||||
func (worker * Worker) RemoveFunction(funcname string) (err os.Error) {
|
||||
func (worker *Worker) RemoveFunction(funcname string) (err os.Error) {
|
||||
worker.mutex.Lock()
|
||||
defer worker.mutex.Unlock()
|
||||
|
||||
@ -126,31 +126,31 @@ func (worker * Worker) RemoveFunction(funcname string) (err os.Error) {
|
||||
}
|
||||
|
||||
// Main loop
|
||||
func (worker * Worker) Work() {
|
||||
func (worker *Worker) Work() {
|
||||
for _, v := range worker.clients {
|
||||
go v.Work()
|
||||
}
|
||||
for worker.running {
|
||||
select {
|
||||
case job := <-worker.incoming:
|
||||
if job == nil {
|
||||
break
|
||||
}
|
||||
switch job.DataType {
|
||||
case NO_JOB:
|
||||
// do nothing
|
||||
case ERROR:
|
||||
_, err := getError(job.Data)
|
||||
case job := <-worker.incoming:
|
||||
if job == nil {
|
||||
break
|
||||
}
|
||||
switch job.DataType {
|
||||
case NO_JOB:
|
||||
// do nothing
|
||||
case ERROR:
|
||||
_, err := getError(job.Data)
|
||||
worker.ErrQueue <- err
|
||||
case JOB_ASSIGN, JOB_ASSIGN_UNIQ:
|
||||
go func() {
|
||||
if err := worker.exec(job); err != nil {
|
||||
worker.ErrQueue <- err
|
||||
case JOB_ASSIGN, JOB_ASSIGN_UNIQ:
|
||||
go func() {
|
||||
if err := worker.exec(job); err != nil {
|
||||
worker.ErrQueue <- err
|
||||
}
|
||||
}()
|
||||
default:
|
||||
worker.JobQueue <- job
|
||||
}
|
||||
}
|
||||
}()
|
||||
default:
|
||||
worker.JobQueue <- job
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -159,12 +159,12 @@ func (worker * Worker) Work() {
|
||||
// If there are more than one job in the queue,
|
||||
// the last one will be returned,
|
||||
// the others will be lost.
|
||||
func (worker * Worker) LastJob() (job *WorkerJob) {
|
||||
func (worker *Worker) LastJob() (job *WorkerJob) {
|
||||
if l := len(worker.JobQueue); l != 1 {
|
||||
if l == 0 {
|
||||
return
|
||||
}
|
||||
for i := 0; i < l - 1; i ++ {
|
||||
for i := 0; i < l-1; i++ {
|
||||
<-worker.JobQueue
|
||||
}
|
||||
}
|
||||
@ -172,7 +172,7 @@ func (worker * Worker) LastJob() (job *WorkerJob) {
|
||||
}
|
||||
|
||||
// Close.
|
||||
func (worker * Worker) Close() (err os.Error){
|
||||
func (worker *Worker) Close() (err os.Error) {
|
||||
worker.running = false
|
||||
for _, v := range worker.clients {
|
||||
err = v.Close()
|
||||
@ -184,25 +184,25 @@ func (worker * Worker) Close() (err os.Error){
|
||||
// Write a job to job server.
|
||||
// Here, the job's mean is not the oraginal mean.
|
||||
// Just looks like a network package for job's result or tell job server, there was a fail.
|
||||
func (worker * Worker) WriteJob(job *WorkerJob) (err os.Error) {
|
||||
func (worker *Worker) WriteJob(job *WorkerJob) (err os.Error) {
|
||||
e := make(chan os.Error)
|
||||
for _, v := range worker.clients {
|
||||
go func() {
|
||||
e <- v.WriteJob(job)
|
||||
}()
|
||||
}
|
||||
return <- e
|
||||
return <-e
|
||||
}
|
||||
|
||||
// Send a something out, get the samething back.
|
||||
func (worker * Worker) Echo(data []byte) (err os.Error) {
|
||||
func (worker *Worker) Echo(data []byte) (err os.Error) {
|
||||
job := NewWorkerJob(REQ, ECHO_REQ, data)
|
||||
return worker.WriteJob(job)
|
||||
}
|
||||
|
||||
// Remove all of functions.
|
||||
// Both from the worker or job servers.
|
||||
func (worker * Worker) Reset() (err os.Error){
|
||||
func (worker *Worker) Reset() (err os.Error) {
|
||||
job := NewWorkerJob(REQ, RESET_ABILITIES, nil)
|
||||
err = worker.WriteJob(job)
|
||||
worker.functions = make(JobFunctionMap)
|
||||
@ -210,13 +210,13 @@ func (worker * Worker) Reset() (err os.Error){
|
||||
}
|
||||
|
||||
// Set the worker's unique id.
|
||||
func (worker * Worker) SetId(id string) (err os.Error) {
|
||||
func (worker *Worker) SetId(id string) (err os.Error) {
|
||||
job := NewWorkerJob(REQ, SET_CLIENT_ID, []byte(id))
|
||||
return worker.WriteJob(job)
|
||||
}
|
||||
|
||||
// Execute the job. And send back the result.
|
||||
func (worker * Worker) exec(job *WorkerJob) (err os.Error) {
|
||||
func (worker *Worker) exec(job *WorkerJob) (err os.Error) {
|
||||
jobdata := splitByteArray(job.Data, '\x00')
|
||||
job.Handle = string(jobdata[0])
|
||||
funcname := string(jobdata[1])
|
||||
@ -234,7 +234,7 @@ func (worker * Worker) exec(job *WorkerJob) (err os.Error) {
|
||||
var datatype uint32
|
||||
if err == nil {
|
||||
datatype = WORK_COMPLETE
|
||||
} else{
|
||||
} else {
|
||||
if result == nil {
|
||||
datatype = WORK_FAIL
|
||||
} else {
|
||||
|
@ -7,23 +7,23 @@ package gearman
|
||||
import (
|
||||
"os"
|
||||
"strconv"
|
||||
// "log"
|
||||
// "log"
|
||||
)
|
||||
|
||||
// Worker side job
|
||||
type WorkerJob struct {
|
||||
Data []byte
|
||||
Handle, UniqueId string
|
||||
client *jobClient
|
||||
Data []byte
|
||||
Handle, UniqueId string
|
||||
client *jobClient
|
||||
magicCode, DataType uint32
|
||||
Job
|
||||
}
|
||||
|
||||
// Create a new job
|
||||
func NewWorkerJob(magiccode, datatype uint32, data []byte) (job *WorkerJob) {
|
||||
return &WorkerJob{magicCode:magiccode,
|
||||
return &WorkerJob{magicCode: magiccode,
|
||||
DataType: datatype,
|
||||
Data:data}
|
||||
Data: data}
|
||||
}
|
||||
|
||||
// Decode job from byte slice
|
||||
@ -35,8 +35,8 @@ func DecodeWorkerJob(data []byte) (job *WorkerJob, err os.Error) {
|
||||
datatype := byteToUint32([4]byte{data[4], data[5], data[6], data[7]})
|
||||
l := byteToUint32([4]byte{data[8], data[9], data[10], data[11]})
|
||||
if len(data[12:]) != int(l) {
|
||||
err = os.NewError("Invalid data length.")
|
||||
return
|
||||
err = os.NewError("Invalid data length.")
|
||||
return
|
||||
}
|
||||
data = data[12:]
|
||||
job = NewWorkerJob(RES, datatype, data)
|
||||
@ -47,17 +47,17 @@ func DecodeWorkerJob(data []byte) (job *WorkerJob, err os.Error) {
|
||||
func (job *WorkerJob) Encode() (data []byte) {
|
||||
magiccode := uint32ToByte(job.magicCode)
|
||||
datatype := uint32ToByte(job.DataType)
|
||||
data = make([]byte, 0, 1024 * 64)
|
||||
data = append(data, magiccode[:] ...)
|
||||
data = append(data, datatype[:] ...)
|
||||
data = append(data, []byte{0, 0, 0, 0} ...)
|
||||
data = make([]byte, 0, 1024*64)
|
||||
data = append(data, magiccode[:]...)
|
||||
data = append(data, datatype[:]...)
|
||||
data = append(data, []byte{0, 0, 0, 0}...)
|
||||
l := len(job.Data)
|
||||
if job.Handle != "" {
|
||||
data = append(data, []byte(job.Handle) ...)
|
||||
data = append(data, []byte(job.Handle)...)
|
||||
data = append(data, 0)
|
||||
l += len(job.Handle) + 1
|
||||
}
|
||||
data = append(data, job.Data ...)
|
||||
data = append(data, job.Data...)
|
||||
datalength := uint32ToByte(uint32(l))
|
||||
copy(data[8:12], datalength[:])
|
||||
return
|
||||
@ -65,9 +65,9 @@ func (job *WorkerJob) Encode() (data []byte) {
|
||||
|
||||
// Send some datas to client.
|
||||
// Using this in a job's executing.
|
||||
func (job * WorkerJob) UpdateData(data []byte, iswaring bool) (err os.Error) {
|
||||
func (job *WorkerJob) UpdateData(data []byte, iswaring bool) (err os.Error) {
|
||||
result := append([]byte(job.Handle), 0)
|
||||
result = append(result, data ...)
|
||||
result = append(result, data...)
|
||||
var datatype uint32
|
||||
if iswaring {
|
||||
datatype = WORK_WARNING
|
||||
@ -79,13 +79,11 @@ func (job * WorkerJob) UpdateData(data []byte, iswaring bool) (err os.Error) {
|
||||
|
||||
// Update status.
|
||||
// Tall client how many percent job has been executed.
|
||||
func (job * WorkerJob) UpdateStatus(numerator, denominator int) (err os.Error) {
|
||||
func (job *WorkerJob) UpdateStatus(numerator, denominator int) (err os.Error) {
|
||||
n := []byte(strconv.Itoa(numerator))
|
||||
d := []byte(strconv.Itoa(denominator))
|
||||
result := append([]byte(job.Handle), 0)
|
||||
result = append(result, n ...)
|
||||
result = append(result, d ...)
|
||||
result = append(result, n...)
|
||||
result = append(result, d...)
|
||||
return job.client.WriteJob(NewWorkerJob(REQ, WORK_STATUS, result))
|
||||
}
|
||||
|
||||
|
||||
|
@ -7,14 +7,14 @@ package gearman
|
||||
import (
|
||||
"net"
|
||||
"os"
|
||||
// "log"
|
||||
// "log"
|
||||
)
|
||||
|
||||
// The client of job server.
|
||||
type jobClient struct {
|
||||
conn net.Conn
|
||||
worker *Worker
|
||||
running bool
|
||||
conn net.Conn
|
||||
worker *Worker
|
||||
running bool
|
||||
incoming chan []byte
|
||||
}
|
||||
|
||||
@ -24,12 +24,12 @@ func newJobClient(addr string, worker *Worker) (jobclient *jobClient, err os.Err
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
jobclient = &jobClient{conn:conn, worker:worker, running:true, incoming: make(chan []byte, QUEUE_CAP)}
|
||||
jobclient = &jobClient{conn: conn, worker: worker, running: true, incoming: make(chan []byte, QUEUE_CAP)}
|
||||
return jobclient, err
|
||||
}
|
||||
|
||||
// Internal read
|
||||
func (client *jobClient) read() (data []byte, err os.Error){
|
||||
func (client *jobClient) read() (data []byte, err os.Error) {
|
||||
if len(client.incoming) > 0 {
|
||||
// incoming queue is not empty
|
||||
data = <-client.incoming
|
||||
@ -44,7 +44,7 @@ func (client *jobClient) read() (data []byte, err os.Error){
|
||||
}
|
||||
return
|
||||
}
|
||||
data = append(data, buf[0: n] ...)
|
||||
data = append(data, buf[0:n]...)
|
||||
if n < BUFFER_SIZE {
|
||||
break
|
||||
}
|
||||
@ -53,7 +53,7 @@ func (client *jobClient) read() (data []byte, err os.Error){
|
||||
// split package
|
||||
start := 0
|
||||
tl := len(data)
|
||||
for i := 0; i < tl; i ++{
|
||||
for i := 0; i < tl; i++ {
|
||||
if string(data[start:start+4]) == RES_STR {
|
||||
l := int(byteToUint32([4]byte{data[start+8], data[start+9], data[start+10], data[start+11]}))
|
||||
total := l + 12
|
||||
@ -90,15 +90,15 @@ func (client *jobClient) Work() {
|
||||
client.worker.ErrQueue <- err
|
||||
continue
|
||||
} else {
|
||||
switch(job.DataType) {
|
||||
case NOOP:
|
||||
noop = true
|
||||
case NO_JOB:
|
||||
noop = false
|
||||
client.WriteJob(NewWorkerJob(REQ, PRE_SLEEP, nil))
|
||||
case ECHO_RES, JOB_ASSIGN_UNIQ, JOB_ASSIGN:
|
||||
job.client = client
|
||||
client.worker.incoming <- job
|
||||
switch job.DataType {
|
||||
case NOOP:
|
||||
noop = true
|
||||
case NO_JOB:
|
||||
noop = false
|
||||
client.WriteJob(NewWorkerJob(REQ, PRE_SLEEP, nil))
|
||||
case ECHO_RES, JOB_ASSIGN_UNIQ, JOB_ASSIGN:
|
||||
job.client = client
|
||||
client.worker.incoming <- job
|
||||
}
|
||||
}
|
||||
}
|
||||
|
@ -41,7 +41,7 @@ func TestWorkerAddFunction(t *testing.T) {
|
||||
}
|
||||
}
|
||||
|
||||
func TestWorkerEcho(t * testing.T) {
|
||||
func TestWorkerEcho(t *testing.T) {
|
||||
if err := worker.Echo([]byte("Hello World")); err != nil {
|
||||
t.Error(err)
|
||||
}
|
||||
@ -56,13 +56,13 @@ func TestWorkerResult(t *testing.T) {
|
||||
}
|
||||
*/
|
||||
|
||||
func TestWorkerRemoveFunction(t * testing.T) {
|
||||
func TestWorkerRemoveFunction(t *testing.T) {
|
||||
if err := worker.RemoveFunction("foobar"); err != nil {
|
||||
t.Error(err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestWorkerReset(t * testing.T) {
|
||||
func TestWorkerReset(t *testing.T) {
|
||||
if err := worker.Reset(); err != nil {
|
||||
t.Error(err)
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user