// validate plugin registration for zk:// prefix is working
func TestDectorFactoryNew_ZkPrefix(t *testing.T) {
assert := assert.New(t)
m, err := detector.New("zk://127.0.0.1:5050/mesos")
assert.NoError(err)
assert.IsType(&MasterDetector{}, m)
md := m.(*MasterDetector)
t.Logf("canceling detector")
md.Cancel()
}
// Create a new mesos scheduler driver with the given
// scheduler, framework info,
// master address, and credential(optional)
func NewMesosSchedulerDriver(config DriverConfig) (initializedDriver *MesosSchedulerDriver, err error) {
if config.Scheduler == nil {
err = fmt.Errorf("Scheduler callbacks required.")
} else if config.Master == "" {
err = fmt.Errorf("Missing master location URL.")
} else if config.Framework == nil {
err = fmt.Errorf("FrameworkInfo must be provided.")
} else if config.Credential != nil && config.WithAuthContext == nil {
err = fmt.Errorf("WithAuthContext must be provided when Credential != nil")
}
if err != nil {
return
}
framework := proto.Clone(config.Framework).(*mesos.FrameworkInfo)
// set default userid
if framework.GetUser() == "" {
user, err := user.Current()
if err != nil || user == nil {
if err != nil {
log.Warningf("Failed to obtain username: %v\n", err)
} else {
log.Warningln("Failed to obtain username.")
}
framework.User = proto.String("")
} else {
framework.User = proto.String(user.Username)
}
}
// default hostname
hostname := util.GetHostname(config.HostnameOverride)
if framework.GetHostname() == "" {
framework.Hostname = proto.String(hostname)
}
driver := &MesosSchedulerDriver{
frameworkInfo: framework,
stopCh: make(chan struct{}),
status: mesos.Status_DRIVER_NOT_STARTED,
cache: newSchedCache(),
credential: config.Credential,
failover: framework.Id != nil && len(framework.Id.GetValue()) > 0,
withAuthContext: config.WithAuthContext,
started: make(chan struct{}),
done: make(chan struct{}),
}
driver.withScheduler = driver.makeWithScheduler(config.Scheduler)
if framework.FailoverTimeout != nil && *framework.FailoverTimeout > 0 {
driver.failoverTimeout = *framework.FailoverTimeout * float64(time.Second)
log.V(1).Infof("found failover_timeout = %v", time.Duration(driver.failoverTimeout))
}
newDetector := config.NewDetector
if newDetector == nil {
newDetector = func() (detector.Master, error) {
return detector.New(config.Master)
}
}
newMessenger := config.NewMessenger
if newMessenger == nil {
newMessenger = func() (messenger.Messenger, error) {
process := process.New("scheduler")
return messenger.ForHostname(process, hostname, config.BindingAddress, config.BindingPort, config.PublishedAddress)
}
}
// initialize new detector.
if driver.masterDetector, err = newDetector(); err != nil {
return
} else if driver.messenger, err = newMessenger(); err != nil {
return
} else if err = driver.init(); err != nil {
return
} else {
initializedDriver = driver
}
return
}