forked from yuxh/gearman-go
		
	FIX: The error handler is not called on disconnect
Using the disconnect test showed the agent was silently closing on disconnect
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						99bcf11768
					
				@ -53,14 +53,14 @@ func (a *agent) work() {
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	for {
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		if data, err = a.read(bufferSize); err != nil {
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			if opErr, ok := err.(*net.OpError); ok {
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				if opErr.Timeout() {
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					a.worker.err(err)
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				}
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				if opErr.Temporary() {
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					continue
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				}
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				}else{
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					a.worker.err(err)
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					break
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				}
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			}
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			a.worker.err(err)
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			// If it is unexpected error and the connection wasn't
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			// closed by Gearmand, the agent should close the conection
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@ -1,6 +1,7 @@
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package worker
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import (
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	"../client"
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	"log"
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	"net"
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	"os/exec"
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@ -26,7 +27,7 @@ func init() {
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}
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func run_gearman() {
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	gm_cmd := exec.Command(`gearmand`, `--port`, port)
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	gm_cmd := exec.Command(`/usr/sbin/gearmand`, `--port`, port)
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	start_err := gm_cmd.Start()
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	if start_err != nil {
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@ -34,7 +35,8 @@ func run_gearman() {
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	}
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	// Make sure we clear up our gearman:
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	defer func(){
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	defer func() {
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		log.Println("killing gearmand")
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		gm_cmd.Process.Kill()
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	}()
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@ -64,20 +66,40 @@ func check_gearman_present() bool {
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	return true
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}
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func check_gearman_is_dead() bool {
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	for tries := 10; tries > 0; tries-- {
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		if !check_gearman_present() {
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			return true
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		}
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		time.Sleep(250 * time.Millisecond)
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	}
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	return false
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}
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/*
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 Checks for a disconnect whilst not working
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*/
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func TestBasicDisconnect(t *testing.T) {
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	<- gearman_ready
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	worker := New(Unlimited)
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	timeout := make(chan bool, 1)
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	done := make( chan bool, 1)
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	if err := worker.AddServer(Network, "127.0.0.1:" + port); err != nil {
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		t.Error(err)
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	}
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	if err := worker.AddFunc("gearman-go-workertest", foobar, 0); err != nil {
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	work_done := false;
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	if err := worker.AddFunc("gearman-go-workertest", 
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		func(j Job)(b []byte, e error){ 
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		work_done = true; 
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		done <- true
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		return}, 0); 
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	err != nil {
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		t.Error(err)
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	}
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	timeout := make(chan bool, 1)
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	done := make( chan bool, 1)
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	worker.JobHandler = func( j Job ) error {
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		if( ! worker.ready ){
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@ -90,6 +112,7 @@ func TestBasicDisconnect(t *testing.T) {
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	c_error := make( chan bool)
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	worker.ErrorHandler = func( e error ){
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		log.Println( e )
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		handled_errors = true
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		c_error <- true
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	}
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@ -99,34 +122,49 @@ func TestBasicDisconnect(t *testing.T) {
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		timeout <- true
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	}()
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	go func(){
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		worker.Work();
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	}()
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	err := worker.Ready()
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	if err != nil {
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		t.Error(err)
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	}
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	go worker.Work()
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	// With the all-in-one Work() we don't know if the 
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	// worker is ready at this stage so we may have to wait a sec:
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	go func(){
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		tries := 3
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		for( tries > 0 ){
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			if worker.ready {
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				worker.Echo([]byte("Hello"))
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	kill_gearman <- true
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				log.Println("ok...")
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				worker.Echo([]byte("Hello"))
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				break
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	check_gearman_is_dead()
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	go run_gearman()
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	select {
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	case <-gearman_ready:
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	case <-timeout:
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	}
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			// still waiting for it to be ready..
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			time.Sleep(250 * time.Millisecond)
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			tries--
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	send_client_request()
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	select {
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	case <- done:
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		t.Error("Client request handled (somehow), did we magically reconnect?")
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	case <-timeout:
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		t.Error("Test timed out waiting for the error handler")
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	case <-c_error:
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		// error was handled!
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	}
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	}()
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	kill_gearman <- true
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	select{
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	case <- c_error:
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		log.Println("eoo")
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	case <- timeout:
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		t.Error( "Test timed out waiting for the error handler" )
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}
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func send_client_request(){
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	log.Println("sending  client request");
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	c, err := client.New( Network, "127.0.0.1:" + port )
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	if err == nil {
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		_, err = c.DoBg("gearman-go-workertest", []byte{}, client.JobHigh)
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		if err != nil {
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			log.Println( "error sending client request " + err.Error() )
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		}
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	}else{
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		log.Println( "error with client " + err.Error() )
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	}
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}
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