forked from yuxh/gearman-go
		
	refacotring worker's code
--HG-- branch : 0.1 rename : worker/jobagent.go => worker/agent.go rename : worker/workerjob.go => worker/job.go
This commit is contained in:
		
							parent
							
								
									563af037cb
								
							
						
					
					
						commit
						2960cb9953
					
				@ -45,7 +45,7 @@ type Client struct {
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// Eg.
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//      client, err := client.New("127.0.0.1:4730")
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func New(addr string) (client *Client, err error) {
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    conn, err := net.Dial("tcp", addr)
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    conn, err := net.Dial(common.NETWORK, addr)
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    if err != nil {
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        return
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    }
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@ -6,10 +6,7 @@
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package common
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const (
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    // the number limited for job servers.
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    WORKER_SERVER_CAP = 32
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    // the number limited for functions.
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    WORKER_FUNCTION_CAP = 512
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    NETWORK = "tcp"
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    // queue size
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    QUEUE_SIZE = 512
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    // read buffer size
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@ -1,61 +1,25 @@
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package main
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import (
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    "bitbucket.org/mikespook/gearman-go/gearman"
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    "bitbucket.org/mikespook/gearman-go/gearman/worker"
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    "bitbucket.org/mikespook/golib/signal"
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    "os"
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    "fmt"
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    "bitbucket.org/mikespook/gearman-go/worker"
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//    "bitbucket.org/mikespook/golib/signal"
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//    "os"
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    "log"
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    "strings"
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)
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func ToUpper(job *worker.WorkerJob) ([]byte, error) {
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func ToUpper(job *worker.Job) ([]byte, error) {
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    data := []byte(strings.ToUpper(string(job.Data)))
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    return data, nil
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}
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func main() {
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    w := worker.New(worker.Unlimit)
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    w.ErrFunc = func(e error) {
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    w := worker.New(worker.Unlimited)
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    w.ErrHandler = func(e error) {
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        log.Println(e)
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    }
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    w.AddServer("127.0.0.1:4730")
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    w.AddFunction("ToUpper", ToUpper, 0)
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    w.AddFunction("ToUpperTimeOut5", ToUpper, 5)
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    // Catch the interrupt to exit the working loop.
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    sh := signal.NewHandler()
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    sh.Bind(os.Interrupt, func() bool {
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        w.Close()
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        return true
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    })
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    go sh.Loop()
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    go func() {
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        log.Println("start worker")
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        for {
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            print("cmd: ")
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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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                w.Echo([]byte("Hello world!"))
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                var job *worker.WorkerJob
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                for job = <-w.JobQueue; job.DataType != gearman.ECHO_RES; job = <-w.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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                os.Exit(0)
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                return
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            case "result":
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                job := <-w.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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    w.Work()
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}
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@ -5,9 +5,9 @@
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package worker
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import (
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    gearman "bitbucket.org/mikespook/gearman-go"
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    "io"
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    "net"
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    "bitbucket.org/mikespook/gearman-go/common"
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)
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// The agent of job server.
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@ -15,27 +15,33 @@ type jobAgent struct {
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    conn     net.Conn
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    worker   *Worker
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    running  bool
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    incoming chan []byte
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    in chan []byte
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    out chan *Job
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}
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// Create the agent of job server.
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func newJobAgent(addr string, worker *Worker) (jobagent *jobAgent, err error) {
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    conn, err := net.Dial(gearman.TCP, addr)
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    conn, err := net.Dial(common.NETWORK, addr)
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    if err != nil {
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        return nil, err
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    }
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    jobagent = &jobAgent{conn: conn, worker: worker, running: true, incoming: make(chan []byte, gearman.QUEUE_CAP)}
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    jobagent = &jobAgent{
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        conn: conn,
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        worker: worker,
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        running: true,
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        in: make(chan []byte, common.QUEUE_SIZE),
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    }
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    return jobagent, err
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}
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// Internal read
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func (agent *jobAgent) read() (data []byte, err error) {
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    if len(agent.incoming) > 0 {
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        // incoming queue is not empty
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        data = <-agent.incoming
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    if len(agent.in) > 0 {
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        // in queue is not empty
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        data = <-agent.in
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    } else {
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        for {
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            buf := make([]byte, gearman.BUFFER_SIZE)
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            buf := make([]byte, common.BUFFER_SIZE)
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            var n int
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            if n, err = agent.conn.Read(buf); err != nil {
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                if err == io.EOF && n == 0 {
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@ -45,7 +51,7 @@ func (agent *jobAgent) read() (data []byte, err error) {
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                return
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            }
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            data = append(data, buf[0:n]...)
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            if n < gearman.BUFFER_SIZE {
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            if n < common.BUFFER_SIZE {
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                break
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            }
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        }
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@ -54,13 +60,13 @@ func (agent *jobAgent) read() (data []byte, err error) {
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    start := 0
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    tl := len(data)
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    for i := 0; i < tl; i++ {
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        if string(data[start:start+4]) == gearman.RES_STR {
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            l := int(gearman.BytesToUint32([4]byte{data[start+8], data[start+9], data[start+10], data[start+11]}))
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        if string(data[start:start+4]) == common.RES_STR {
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            l := int(common.BytesToUint32([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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            if total == tl {
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                return
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            } else {
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                agent.incoming <- data[total:]
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                agent.in <- data[total:]
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                data = data[:total]
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                return
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            }
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@ -68,7 +74,7 @@ func (agent *jobAgent) read() (data []byte, err error) {
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            start++
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        }
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    }
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    err = gearman.ErrInvalidData
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    err = common.ErrInvalidData
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    return
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}
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@ -76,29 +82,29 @@ func (agent *jobAgent) read() (data []byte, err error) {
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func (agent *jobAgent) Work() {
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    noop := true
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    for agent.running {
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        // got noop msg and incoming queue is zero, grab job
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        if noop && len(agent.incoming) == 0 {
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            agent.WriteJob(NewWorkerJob(gearman.REQ, gearman.GRAB_JOB, nil))
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        // got noop msg and in queue is zero, grab job
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        if noop && len(agent.in) == 0 {
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            agent.WriteJob(newJob(common.REQ, common.GRAB_JOB, nil))
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        }
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        rel, err := agent.read()
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        if err != nil {
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            agent.worker.err(err)
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            continue
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        }
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        job, err := DecodeWorkerJob(rel)
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        job, err := decodeJob(rel)
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        if err != nil {
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            agent.worker.err(err)
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            continue
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        } else {
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            switch job.DataType {
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            case gearman.NOOP:
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            case common.NOOP:
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                noop = true
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            case gearman.NO_JOB:
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            case common.NO_JOB:
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                noop = false
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                agent.WriteJob(NewWorkerJob(gearman.REQ, gearman.PRE_SLEEP, nil))
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            case gearman.ECHO_RES, gearman.JOB_ASSIGN_UNIQ, gearman.JOB_ASSIGN:
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                agent.WriteJob(newJob(common.REQ, common.PRE_SLEEP, nil))
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            case common.ECHO_RES, common.JOB_ASSIGN_UNIQ, common.JOB_ASSIGN:
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                job.agent = agent
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                agent.worker.incoming <- job
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                agent.worker.in <- job
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            }
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        }
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    }
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@ -106,7 +112,7 @@ func (agent *jobAgent) Work() {
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}
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// Send a job to the job server.
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func (agent *jobAgent) WriteJob(job *WorkerJob) (err error) {
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func (agent *jobAgent) WriteJob(job *Job) (err error) {
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    return agent.write(job.Encode())
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}
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@ -125,7 +131,7 @@ func (agent *jobAgent) write(buf []byte) (err error) {
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// Close.
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func (agent *jobAgent) Close() (err error) {
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    agent.running = false
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    close(agent.incoming)
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    close(agent.in)
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    err = agent.conn.Close()
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    return
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}
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@ -5,12 +5,12 @@
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package worker
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import (
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    gearman "bitbucket.org/mikespook/gearman-go"
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    "strconv"
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    "bitbucket.org/mikespook/gearman-go/common"
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)
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// Worker side job
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type WorkerJob struct {
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type Job struct {
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    Data                []byte
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    Handle, UniqueId    string
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    agent               *jobAgent
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@ -18,70 +18,74 @@ type WorkerJob struct {
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}
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// Create a new job
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func NewWorkerJob(magiccode, datatype uint32, data []byte) (job *WorkerJob) {
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    return &WorkerJob{magicCode: magiccode,
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func newJob(magiccode, datatype uint32, data []byte) (job *Job) {
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    return &Job{magicCode: magiccode,
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        DataType: datatype,
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        Data:     data}
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}
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// Decode job from byte slice
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func DecodeWorkerJob(data []byte) (job *WorkerJob, err error) {
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func decodeJob(data []byte) (job *Job, err error) {
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    if len(data) < 12 {
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        err = gearman.ErrInvalidData
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        err = common.ErrInvalidData
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        return
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    }
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    datatype := gearman.BytesToUint32([4]byte{data[4], data[5], data[6], data[7]})
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    l := gearman.BytesToUint32([4]byte{data[8], data[9], data[10], data[11]})
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    datatype := common.BytesToUint32([4]byte{data[4], data[5], data[6], data[7]})
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    l := common.BytesToUint32([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 = gearman.ErrInvalidData
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        err = common.ErrInvalidData
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        return
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    }
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    data = data[12:]
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    job = NewWorkerJob(gearman.RES, datatype, data)
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    job = newJob(common.RES, datatype, data)
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    return
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}
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// Encode a job to byte slice
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func (job *WorkerJob) Encode() (data []byte) {
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    magiccode := gearman.Uint32ToBytes(job.magicCode)
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    datatype := gearman.Uint32ToBytes(job.DataType)
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    data = make([]byte, 0, 1024*64)
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func (job *Job) Encode() (data []byte) {
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    l := len(job.Data)
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    tl := l + 12
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    if job.Handle != "" {
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        tl += len(job.Handle) + 1
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    }
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    data = make([]byte, 0, tl)
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    magiccode := common.Uint32ToBytes(job.magicCode)
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    datatype := common.Uint32ToBytes(job.DataType)
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    datalength := common.Uint32ToBytes(uint32(tl))
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    data = append(data, magiccode[:]...)
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    data = append(data, datatype[:]...)
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    data = append(data, []byte{0, 0, 0, 0}...)
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    l := len(job.Data)
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    data = append(data, datalength[:]...)
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    if job.Handle != "" {
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        data = append(data, []byte(job.Handle)...)
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        data = append(data, 0)
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        l += len(job.Handle) + 1
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    }
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    data = append(data, job.Data...)
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    datalength := gearman.Uint32ToBytes(uint32(l))
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    copy(data[8:12], datalength[:])
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    return
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}
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// Send some datas to client.
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// Using this in a job's executing.
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func (job *WorkerJob) UpdateData(data []byte, iswaring bool) (err error) {
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func (job *Job) UpdateData(data []byte, iswaring bool) (err error) {
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    result := append([]byte(job.Handle), 0)
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    result = append(result, data...)
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    var datatype uint32
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    if iswaring {
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        datatype = gearman.WORK_WARNING
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        datatype = common.WORK_WARNING
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    } else {
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        datatype = gearman.WORK_DATA
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        datatype = common.WORK_DATA
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    }
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    return job.agent.WriteJob(NewWorkerJob(gearman.REQ, datatype, result))
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    return job.agent.WriteJob(newJob(common.REQ, datatype, result))
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}
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// Update status.
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// Tall client how many percent job has been executed.
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func (job *WorkerJob) UpdateStatus(numerator, denominator int) (err error) {
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func (job *Job) UpdateStatus(numerator, denominator int) (err error) {
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    n := []byte(strconv.Itoa(numerator))
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    d := []byte(strconv.Itoa(denominator))
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    result := append([]byte(job.Handle), 0)
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    result = append(result, n...)
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    result = append(result, d...)
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    return job.agent.WriteJob(NewWorkerJob(gearman.REQ, gearman.WORK_STATUS, result))
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		||||
    return job.agent.WriteJob(newJob(common.REQ, common.WORK_STATUS, result))
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		||||
}
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		||||
							
								
								
									
										131
									
								
								worker/worker.go
									
									
									
									
									
								
							
							
						
						
									
										131
									
								
								worker/worker.go
									
									
									
									
									
								
							@ -5,29 +5,26 @@
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package worker
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import (
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    gearman "bitbucket.org/mikespook/gearman-go"
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    "bytes"
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    "sync"
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    "bitbucket.org/mikespook/gearman-go/common"
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)
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		||||
const (
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    Unlimit = 0
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    Unlimited = 0
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		||||
    OneByOne = 1
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		||||
)
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		||||
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// The definition of the callback function.
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type JobFunction func(job *WorkerJob) ([]byte, error)
 | 
			
		||||
type JobFunc func(job *Job) ([]byte, error)
 | 
			
		||||
 | 
			
		||||
// Map for added function.
 | 
			
		||||
type JobFunctionMap map[string]JobFunction
 | 
			
		||||
type JobFuncs map[string]JobFunc
 | 
			
		||||
 | 
			
		||||
// Error Function
 | 
			
		||||
type ErrFunc func(e error)
 | 
			
		||||
/*
 | 
			
		||||
Worker side api for gearman.
 | 
			
		||||
Worker side api for gearman
 | 
			
		||||
 | 
			
		||||
usage:
 | 
			
		||||
    w = worker.New(worker.Unlimit)
 | 
			
		||||
    w = worker.New(worker.Unlimited)
 | 
			
		||||
    w.AddFunction("foobar", foobar)
 | 
			
		||||
    w.AddServer("127.0.0.1:4730")
 | 
			
		||||
    w.Work() // Enter the worker's main loop
 | 
			
		||||
@ -35,51 +32,49 @@ usage:
 | 
			
		||||
The definition of the callback function 'foobar' should suit for the type 'JobFunction'.
 | 
			
		||||
It looks like this:
 | 
			
		||||
 | 
			
		||||
func foobar(job *WorkerJob) (data []byte, err os.Error) {
 | 
			
		||||
func foobar(job *Job) (data []byte, err os.Error) {
 | 
			
		||||
    //sth. here
 | 
			
		||||
    //plaplapla...
 | 
			
		||||
    return
 | 
			
		||||
}
 | 
			
		||||
*/
 | 
			
		||||
type Worker struct {
 | 
			
		||||
    clients   []*jobAgent
 | 
			
		||||
    functions JobFunctionMap
 | 
			
		||||
    running  bool
 | 
			
		||||
    incoming chan *WorkerJob
 | 
			
		||||
    mutex    sync.Mutex
 | 
			
		||||
    agents  []*jobAgent
 | 
			
		||||
    funcs   JobFuncs
 | 
			
		||||
    in chan *Job
 | 
			
		||||
    out chan *Job
 | 
			
		||||
    running bool
 | 
			
		||||
    limit chan bool
 | 
			
		||||
 | 
			
		||||
    JobQueue chan *WorkerJob
 | 
			
		||||
 | 
			
		||||
    Id string
 | 
			
		||||
    // assign a ErrFunc to handle errors
 | 
			
		||||
    // Must assign befor AddServer
 | 
			
		||||
    ErrFunc ErrFunc
 | 
			
		||||
    ErrHandler common.ErrorHandler
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Get a new worker
 | 
			
		||||
func New(l int) (worker *Worker) {
 | 
			
		||||
    worker = &Worker{
 | 
			
		||||
        // job server list
 | 
			
		||||
        clients: make([]*jobAgent, 0, gearman.WORKER_SERVER_CAP),
 | 
			
		||||
        // function list
 | 
			
		||||
        agents: make([]*jobAgent, 0),
 | 
			
		||||
        functions: make(JobFunctionMap),
 | 
			
		||||
        incoming:  make(chan *WorkerJob, gearman.QUEUE_CAP),
 | 
			
		||||
        JobQueue:  make(chan *WorkerJob, gearman.QUEUE_CAP),
 | 
			
		||||
 | 
			
		||||
        in:  make(chan *Job, common.QUEUE_SIZE),
 | 
			
		||||
        out:  make(chan *Job, common.QUEUE_SIZE),
 | 
			
		||||
        running:   true,
 | 
			
		||||
    }
 | 
			
		||||
    if l != Unlimit {
 | 
			
		||||
    if l != Unlimited {
 | 
			
		||||
        worker.limit = make(chan bool, l)
 | 
			
		||||
        for i := 0; i < l; i ++ {
 | 
			
		||||
            worker.limit <- true
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
    go worker.outLoop()
 | 
			
		||||
    return
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// 
 | 
			
		||||
func (worker *Worker)err(e error) {
 | 
			
		||||
    if worker.ErrFunc != nil {
 | 
			
		||||
        worker.ErrFunc(e)
 | 
			
		||||
    if worker.ErrHandler != nil {
 | 
			
		||||
        worker.ErrHandler(e)
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
@ -90,7 +85,7 @@ func (worker *Worker) AddServer(addr string) (err error) {
 | 
			
		||||
    defer worker.mutex.Unlock()
 | 
			
		||||
 | 
			
		||||
    if len(worker.clients) == cap(worker.clients) {
 | 
			
		||||
        return gearman.ErrOutOfCap
 | 
			
		||||
        return common.ErrOutOfCap
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Create a new job server's client as a agent of server
 | 
			
		||||
@ -109,9 +104,9 @@ func (worker *Worker) AddServer(addr string) (err error) {
 | 
			
		||||
// 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 error) {
 | 
			
		||||
    f JobFunc, timeout uint32) (err error) {
 | 
			
		||||
    if len(worker.clients) < 1 {
 | 
			
		||||
        return gearman.ErrNotConn
 | 
			
		||||
        return common.ErrNotConn
 | 
			
		||||
    }
 | 
			
		||||
    worker.mutex.Lock()
 | 
			
		||||
    defer worker.mutex.Unlock()
 | 
			
		||||
@ -120,15 +115,15 @@ func (worker *Worker) AddFunction(funcname string,
 | 
			
		||||
    var datatype uint32
 | 
			
		||||
    var data []byte
 | 
			
		||||
    if timeout == 0 {
 | 
			
		||||
        datatype = gearman.CAN_DO
 | 
			
		||||
        datatype = common.CAN_DO
 | 
			
		||||
        data = []byte(funcname)
 | 
			
		||||
    } else {
 | 
			
		||||
        datatype = gearman.CAN_DO_TIMEOUT
 | 
			
		||||
        datatype = common.CAN_DO_TIMEOUT
 | 
			
		||||
        data = []byte(funcname + "\x00")
 | 
			
		||||
        t := gearman.Uint32ToBytes(timeout)
 | 
			
		||||
        t := common.Uint32ToBytes(timeout)
 | 
			
		||||
        data = append(data, t[:]...)
 | 
			
		||||
    }
 | 
			
		||||
    job := NewWorkerJob(gearman.REQ, datatype, data)
 | 
			
		||||
    job := newJob(common.REQ, datatype, data)
 | 
			
		||||
    worker.WriteJob(job)
 | 
			
		||||
    return
 | 
			
		||||
}
 | 
			
		||||
@ -140,10 +135,10 @@ func (worker *Worker) RemoveFunction(funcname string) (err error) {
 | 
			
		||||
    defer worker.mutex.Unlock()
 | 
			
		||||
 | 
			
		||||
    if worker.functions[funcname] == nil {
 | 
			
		||||
        return gearman.ErrFuncNotFound
 | 
			
		||||
        return common.ErrFuncNotFound
 | 
			
		||||
    }
 | 
			
		||||
    delete(worker.functions, funcname)
 | 
			
		||||
    job := NewWorkerJob(gearman.REQ, gearman.CANT_DO, []byte(funcname))
 | 
			
		||||
    job := newJob(common.REQ, common.CANT_DO, []byte(funcname))
 | 
			
		||||
    worker.WriteJob(job)
 | 
			
		||||
    return
 | 
			
		||||
}
 | 
			
		||||
@ -153,19 +148,19 @@ func (worker *Worker) Work() {
 | 
			
		||||
    for _, v := range worker.clients {
 | 
			
		||||
        go v.Work()
 | 
			
		||||
    }
 | 
			
		||||
    for worker.running || len(worker.incoming) > 0{
 | 
			
		||||
    for worker.running || len(worker.in) > 0{
 | 
			
		||||
        select {
 | 
			
		||||
        case job := <-worker.incoming:
 | 
			
		||||
        case job := <-worker.in:
 | 
			
		||||
            if job == nil {
 | 
			
		||||
                break
 | 
			
		||||
            }
 | 
			
		||||
            switch job.DataType {
 | 
			
		||||
            case gearman.NO_JOB:
 | 
			
		||||
            case common.NO_JOB:
 | 
			
		||||
                // do nothing
 | 
			
		||||
            case gearman.ERROR:
 | 
			
		||||
                _, err := gearman.GetError(job.Data)
 | 
			
		||||
            case common.ERROR:
 | 
			
		||||
                _, err := common.GetError(job.Data)
 | 
			
		||||
                worker.err(err)
 | 
			
		||||
            case gearman.JOB_ASSIGN, gearman.JOB_ASSIGN_UNIQ:
 | 
			
		||||
            case common.JOB_ASSIGN, common.JOB_ASSIGN_UNIQ:
 | 
			
		||||
                go func() {
 | 
			
		||||
                    if err := worker.exec(job); err != nil {
 | 
			
		||||
                        worker.err(err)
 | 
			
		||||
@ -176,23 +171,7 @@ func (worker *Worker) Work() {
 | 
			
		||||
            }
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
    close(worker.incoming)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Get the last job in queue.
 | 
			
		||||
// 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) {
 | 
			
		||||
    if l := len(worker.JobQueue); l != 1 {
 | 
			
		||||
        if l == 0 {
 | 
			
		||||
            return
 | 
			
		||||
        }
 | 
			
		||||
        for i := 0; i < l-1; i++ {
 | 
			
		||||
            <-worker.JobQueue
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
    return <-worker.JobQueue
 | 
			
		||||
    close(worker.in)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Close.
 | 
			
		||||
@ -207,26 +186,26 @@ func (worker *Worker) Close() (err 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 error) {
 | 
			
		||||
    e := make(chan error)
 | 
			
		||||
    for _, v := range worker.clients {
 | 
			
		||||
func (worker *Worker) Broadcast(job *Job) {
 | 
			
		||||
    for _, v := range worker.agents {
 | 
			
		||||
        go func() {
 | 
			
		||||
            e <- v.WriteJob(job)
 | 
			
		||||
            if err := v.WriteJob(job); err != nil {
 | 
			
		||||
                worker.err(err)
 | 
			
		||||
            }
 | 
			
		||||
        }()
 | 
			
		||||
    }
 | 
			
		||||
    return <-e
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Send a something out, get the samething back.
 | 
			
		||||
func (worker *Worker) Echo(data []byte) (err error) {
 | 
			
		||||
    job := NewWorkerJob(gearman.REQ, gearman.ECHO_REQ, data)
 | 
			
		||||
    job := newJob(common.REQ, common.ECHO_REQ, data)
 | 
			
		||||
    return worker.WriteJob(job)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Remove all of functions.
 | 
			
		||||
// Both from the worker or job servers.
 | 
			
		||||
func (worker *Worker) Reset() (err error) {
 | 
			
		||||
    job := NewWorkerJob(gearman.REQ, gearman.RESET_ABILITIES, nil)
 | 
			
		||||
    job := newJob(common.REQ, common.RESET_ABILITIES, nil)
 | 
			
		||||
    err = worker.WriteJob(job)
 | 
			
		||||
    worker.functions = make(JobFunctionMap)
 | 
			
		||||
    return
 | 
			
		||||
@ -234,20 +213,20 @@ func (worker *Worker) Reset() (err error) {
 | 
			
		||||
 | 
			
		||||
// Set the worker's unique id.
 | 
			
		||||
func (worker *Worker) SetId(id string) (err error) {
 | 
			
		||||
    job := NewWorkerJob(gearman.REQ, gearman.SET_CLIENT_ID, []byte(id))
 | 
			
		||||
    job := newJob(common.REQ, common.SET_CLIENT_ID, []byte(id))
 | 
			
		||||
    return worker.WriteJob(job)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Execute the job. And send back the result.
 | 
			
		||||
func (worker *Worker) exec(job *WorkerJob) (err error) {
 | 
			
		||||
func (worker *Worker) exec(job *Job) (err error) {
 | 
			
		||||
    if worker.limit != nil {
 | 
			
		||||
        <- worker.limit
 | 
			
		||||
        <-worker.limit
 | 
			
		||||
        defer func() {
 | 
			
		||||
            worker.limit <- true
 | 
			
		||||
        }()
 | 
			
		||||
    }
 | 
			
		||||
    var limit int
 | 
			
		||||
    if job.DataType == gearman.JOB_ASSIGN {
 | 
			
		||||
    if job.DataType == common.JOB_ASSIGN {
 | 
			
		||||
        limit = 3
 | 
			
		||||
    } else {
 | 
			
		||||
        limit = 4
 | 
			
		||||
@ -255,7 +234,7 @@ func (worker *Worker) exec(job *WorkerJob) (err error) {
 | 
			
		||||
    jobdata := bytes.SplitN(job.Data, []byte{'\x00'}, limit)
 | 
			
		||||
    job.Handle = string(jobdata[0])
 | 
			
		||||
    funcname := string(jobdata[1])
 | 
			
		||||
    if job.DataType == gearman.JOB_ASSIGN {
 | 
			
		||||
    if job.DataType == common.JOB_ASSIGN {
 | 
			
		||||
        job.Data = jobdata[2]
 | 
			
		||||
    } else {
 | 
			
		||||
        job.UniqueId = string(jobdata[2])
 | 
			
		||||
@ -263,21 +242,21 @@ func (worker *Worker) exec(job *WorkerJob) (err error) {
 | 
			
		||||
    }
 | 
			
		||||
    f, ok := worker.functions[funcname]
 | 
			
		||||
    if !ok {
 | 
			
		||||
        return gearman.ErrFuncNotFound
 | 
			
		||||
        return common.ErrFuncNotFound
 | 
			
		||||
    }
 | 
			
		||||
    result, err := f(job)
 | 
			
		||||
    var datatype uint32
 | 
			
		||||
    if err == nil {
 | 
			
		||||
        datatype = gearman.WORK_COMPLETE
 | 
			
		||||
        datatype = common.WORK_COMPLETE
 | 
			
		||||
    } else {
 | 
			
		||||
        if result == nil {
 | 
			
		||||
            datatype = gearman.WORK_FAIL
 | 
			
		||||
            datatype = common.WORK_FAIL
 | 
			
		||||
        } else {
 | 
			
		||||
            datatype = gearman.WORK_EXCEPTION
 | 
			
		||||
            datatype = common.WORK_EXCEPTION
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    job.magicCode = gearman.REQ
 | 
			
		||||
    job.magicCode = common.REQ
 | 
			
		||||
    job.DataType = datatype
 | 
			
		||||
    job.Data = result
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
		Loading…
	
		Reference in New Issue
	
	Block a user