func testWithServerStub(c *C, apiStubResponses map[string]arvadostest.StubResponse, crunchCmd string, expected string) {
apiStubResponses["/arvados/v1/api_client_authorizations/current"] =
arvadostest.StubResponse{200, string(`{"uuid": "` + arvadostest.Dispatch1AuthUUID + `", "api_token": "xyz"}`)}
apiStub := arvadostest.ServerStub{apiStubResponses}
api := httptest.NewServer(&apiStub)
defer api.Close()
arv := arvadosclient.ArvadosClient{
Scheme: "http",
ApiServer: api.URL[7:],
ApiToken: "abc123",
Client: &http.Client{Transport: &http.Transport{}},
Retries: 0,
}
buf := bytes.NewBuffer(nil)
log.SetOutput(io.MultiWriter(buf, os.Stderr))
defer log.SetOutput(os.Stderr)
*crunchRunCommand = crunchCmd
doneProcessing := make(chan struct{})
dispatcher := dispatch.Dispatcher{
Arv: arv,
PollInterval: time.Duration(1) * time.Second,
RunContainer: func(dispatcher *dispatch.Dispatcher,
container dispatch.Container,
status chan dispatch.Container) {
run(dispatcher, container, status)
doneProcessing <- struct{}{}
},
DoneProcessing: doneProcessing}
startCmd = func(container dispatch.Container, cmd *exec.Cmd) error {
dispatcher.UpdateState(container.UUID, "Running")
dispatcher.UpdateState(container.UUID, "Complete")
return cmd.Start()
}
go func() {
for i := 0; i < 80 && !strings.Contains(buf.String(), expected); i++ {
time.Sleep(100 * time.Millisecond)
}
dispatcher.DoneProcessing <- struct{}{}
}()
err := dispatcher.RunDispatcher()
c.Assert(err, IsNil)
// Wait for all running crunch jobs to complete / terminate
waitGroup.Wait()
c.Check(buf.String(), Matches, `(?ms).*`+expected+`.*`)
}
func testWithServerStub(c *C, apiStubResponses map[string]arvadostest.StubResponse, crunchCmd string, expected string) {
apiStub := arvadostest.ServerStub{apiStubResponses}
api := httptest.NewServer(&apiStub)
defer api.Close()
arv := arvadosclient.ArvadosClient{
Scheme: "http",
ApiServer: api.URL[7:],
ApiToken: "abc123",
Client: &http.Client{Transport: &http.Transport{}},
Retries: 0,
}
buf := bytes.NewBuffer(nil)
log.SetOutput(io.MultiWriter(buf, os.Stderr))
defer log.SetOutput(os.Stderr)
crunchRunCommand = &crunchCmd
doneProcessing := make(chan struct{})
dispatcher := dispatch.Dispatcher{
Arv: arv,
PollInterval: time.Duration(1) * time.Second,
RunContainer: func(dispatcher *dispatch.Dispatcher,
container dispatch.Container,
status chan dispatch.Container) {
go func() {
time.Sleep(1 * time.Second)
dispatcher.UpdateState(container.UUID, dispatch.Running)
dispatcher.UpdateState(container.UUID, dispatch.Complete)
}()
run(dispatcher, container, status)
doneProcessing <- struct{}{}
},
DoneProcessing: doneProcessing}
go func() {
for i := 0; i < 80 && !strings.Contains(buf.String(), expected); i++ {
time.Sleep(100 * time.Millisecond)
}
dispatcher.DoneProcessing <- struct{}{}
}()
err := dispatcher.RunDispatcher()
c.Assert(err, IsNil)
c.Check(buf.String(), Matches, `(?ms).*`+expected+`.*`)
}
func doMain() error {
flags := flag.NewFlagSet("crunch-dispatch-local", flag.ExitOnError)
pollInterval := flags.Int(
"poll-interval",
10,
"Interval in seconds to poll for queued containers")
crunchRunCommand = flags.String(
"crunch-run-command",
"/usr/bin/crunch-run",
"Crunch command to run container")
// Parse args; omit the first arg which is the command name
flags.Parse(os.Args[1:])
runningCmds = make(map[string]*exec.Cmd)
arv, err := arvadosclient.MakeArvadosClient()
if err != nil {
log.Printf("Error making Arvados client: %v", err)
return err
}
arv.Retries = 25
dispatcher := dispatch.Dispatcher{
Arv: arv,
RunContainer: run,
PollInterval: time.Duration(*pollInterval) * time.Second,
DoneProcessing: make(chan struct{})}
err = dispatcher.RunDispatcher()
if err != nil {
return err
}
runningCmdsMutex.Lock()
// Finished dispatching; interrupt any crunch jobs that are still running
for _, cmd := range runningCmds {
cmd.Process.Signal(os.Interrupt)
}
runningCmdsMutex.Unlock()
// Wait for all running crunch jobs to complete / terminate
waitGroup.Wait()
return nil
}
func (s *TestSuite) TestIntegration(c *C) {
arv, err := arvadosclient.MakeArvadosClient()
c.Assert(err, IsNil)
echo := "echo"
crunchRunCommand = &echo
doneProcessing := make(chan struct{})
dispatcher := dispatch.Dispatcher{
Arv: arv,
PollInterval: time.Duration(1) * time.Second,
RunContainer: func(dispatcher *dispatch.Dispatcher,
container dispatch.Container,
status chan dispatch.Container) {
run(dispatcher, container, status)
doneProcessing <- struct{}{}
},
DoneProcessing: doneProcessing}
startCmd = func(container dispatch.Container, cmd *exec.Cmd) error {
dispatcher.UpdateState(container.UUID, "Running")
dispatcher.UpdateState(container.UUID, "Complete")
return cmd.Start()
}
err = dispatcher.RunDispatcher()
c.Assert(err, IsNil)
// Wait for all running crunch jobs to complete / terminate
waitGroup.Wait()
// There should be no queued containers now
params := arvadosclient.Dict{
"filters": [][]string{[]string{"state", "=", "Queued"}},
}
var containers dispatch.ContainerList
err = arv.List("containers", params, &containers)
c.Check(err, IsNil)
c.Assert(len(containers.Items), Equals, 0)
// Previously "Queued" container should now be in "Complete" state
var container dispatch.Container
err = arv.Get("containers", "zzzzz-dz642-queuedcontainer", nil, &container)
c.Check(err, IsNil)
c.Check(container.State, Equals, "Complete")
}
func doMain() error {
flags := flag.NewFlagSet("crunch-dispatch-slurm", flag.ExitOnError)
pollInterval := flags.Int(
"poll-interval",
10,
"Interval in seconds to poll for queued containers")
crunchRunCommand = flags.String(
"crunch-run-command",
"/usr/bin/crunch-run",
"Crunch command to run container")
// Parse args; omit the first arg which is the command name
flags.Parse(os.Args[1:])
arv, err := arvadosclient.MakeArvadosClient()
if err != nil {
log.Printf("Error making Arvados client: %v", err)
return err
}
arv.Retries = 25
squeueUpdater.StartMonitor(time.Duration(*pollInterval) * time.Second)
defer squeueUpdater.Done()
dispatcher := dispatch.Dispatcher{
Arv: arv,
RunContainer: run,
PollInterval: time.Duration(*pollInterval) * time.Second,
DoneProcessing: make(chan struct{})}
err = dispatcher.RunDispatcher()
if err != nil {
return err
}
return nil
}
func (s *TestSuite) integrationTest(c *C,
newSqueueCmd func() *exec.Cmd,
sbatchCmdComps []string,
runContainer func(*dispatch.Dispatcher, dispatch.Container)) dispatch.Container {
arvadostest.ResetEnv()
arv, err := arvadosclient.MakeArvadosClient()
c.Assert(err, IsNil)
var sbatchCmdLine []string
// Override sbatchCmd
defer func(orig func(dispatch.Container) *exec.Cmd) {
sbatchCmd = orig
}(sbatchCmd)
sbatchCmd = func(container dispatch.Container) *exec.Cmd {
sbatchCmdLine = sbatchFunc(container).Args
return exec.Command("sh")
}
// Override squeueCmd
defer func(orig func() *exec.Cmd) {
squeueCmd = orig
}(squeueCmd)
squeueCmd = newSqueueCmd
// There should be no queued containers now
params := arvadosclient.Dict{
"filters": [][]string{[]string{"state", "=", "Queued"}},
}
var containers dispatch.ContainerList
err = arv.List("containers", params, &containers)
c.Check(err, IsNil)
c.Check(len(containers.Items), Equals, 1)
echo := "echo"
crunchRunCommand = &echo
doneProcessing := make(chan struct{})
dispatcher := dispatch.Dispatcher{
Arv: arv,
PollInterval: time.Duration(1) * time.Second,
RunContainer: func(dispatcher *dispatch.Dispatcher,
container dispatch.Container,
status chan dispatch.Container) {
go runContainer(dispatcher, container)
run(dispatcher, container, status)
doneProcessing <- struct{}{}
},
DoneProcessing: doneProcessing}
squeueUpdater.StartMonitor(time.Duration(500) * time.Millisecond)
err = dispatcher.RunDispatcher()
c.Assert(err, IsNil)
squeueUpdater.Done()
c.Check(sbatchCmdLine, DeepEquals, sbatchCmdComps)
// There should be no queued containers now
err = arv.List("containers", params, &containers)
c.Check(err, IsNil)
c.Check(len(containers.Items), Equals, 0)
// Previously "Queued" container should now be in "Complete" state
var container dispatch.Container
err = arv.Get("containers", "zzzzz-dz642-queuedcontainer", nil, &container)
c.Check(err, IsNil)
return container
}
