func (client *localClient) Unmount(logger lager.Logger, driverId string, volumeName string) error {
logger = logger.Session("unmount")
logger.Info("start")
defer logger.Info("end")
logger.Debug("unmounting-volume", lager.Data{"volumeName": volumeName})
unmountStart := client.clock.Now()
defer func() {
sendUnmountDurationMetrics(logger, time.Since(unmountStart), driverId)
}()
driver, found := client.driverRegistry.Driver(driverId)
if !found {
err := errors.New("Driver '" + driverId + "' not found in list of known drivers")
logger.Error("mount-driver-lookup-error", err)
volmanUnmountErrorsCounter.Increment()
return err
}
env := driverhttp.NewHttpDriverEnv(logger, context.TODO())
if response := driver.Unmount(env, voldriver.UnmountRequest{Name: volumeName}); response.Err != "" {
err := errors.New(response.Err)
logger.Error("unmount-failed", err)
volmanUnmountErrorsCounter.Increment()
return err
}
return nil
}
func (p *mountPurger) PurgeMounts(logger lager.Logger) error {
logger = logger.Session("purge-mounts")
logger.Info("start")
defer logger.Info("end")
drivers := p.registry.Drivers()
for _, driver := range drivers {
env := driverhttp.NewHttpDriverEnv(logger, context.TODO())
listResponse := driver.List(env)
for _, mount := range listResponse.Volumes {
env = driverhttp.NewHttpDriverEnv(logger, context.TODO())
errorResponse := driver.Unmount(env, voldriver.UnmountRequest{Name: mount.Name})
if errorResponse.Err != "" {
logger.Error("failed-purging-volume-mount", errors.New(errorResponse.Err))
}
}
}
return nil
}
func (r *driverSyncer) insertIfAliveAndNotFound(logger lager.Logger, endpoints map[string]voldriver.Driver, driverPath string, specs []string) map[string]voldriver.Driver {
logger = logger.Session("insert-if-not-found")
logger.Debug("start")
defer logger.Debug("end")
for _, spec := range specs {
re := regexp.MustCompile("([^/]*/)?([^/]*)\\.(sock|spec|json)$")
segs2 := re.FindAllStringSubmatch(spec, 1)
if len(segs2) <= 0 {
continue
}
specName := segs2[0][2]
specFile := segs2[0][2] + "." + segs2[0][3]
logger.Debug("insert-unique-spec", lager.Data{"specname": specName})
_, ok := endpoints[specName]
if ok == false {
driver, err := r.driverFactory.Driver(logger, specName, driverPath, specFile)
if err != nil {
logger.Error("error-creating-driver", err)
continue
}
env := driverhttp.NewHttpDriverEnv(logger, context.TODO())
resp := driver.Activate(env)
if resp.Err != "" {
logger.Info("skipping-non-responsive-driver", lager.Data{"specname": specName})
} else {
driverImplementsErr := fmt.Errorf("driver-implements: %#v", resp.Implements)
if len(resp.Implements) == 0 {
logger.Error("driver-incorrect", driverImplementsErr)
continue
}
if !driverImplements("VolumeDriver", resp.Implements) {
logger.Error("driver-incorrect", driverImplementsErr)
continue
}
endpoints[specName] = driver
}
}
}
return endpoints
}
func (client *localClient) create(logger lager.Logger, driverId string, volumeName string, opts map[string]interface{}) error {
logger = logger.Session("create")
logger.Info("start")
defer logger.Info("end")
driver, found := client.driverRegistry.Driver(driverId)
if !found {
err := errors.New("Driver '" + driverId + "' not found in list of known drivers")
logger.Error("mount-driver-lookup-error", err)
return err
}
env := driverhttp.NewHttpDriverEnv(logger, context.TODO())
logger.Debug("creating-volume", lager.Data{"volumeName": volumeName, "driverId": driverId, "opts": opts})
response := driver.Create(env, voldriver.CreateRequest{Name: volumeName, Opts: opts})
if response.Err != "" {
return errors.New(response.Err)
}
return nil
}
func (client *localClient) Mount(logger lager.Logger, driverId string, volumeId string, config map[string]interface{}) (volman.MountResponse, error) {
logger = logger.Session("mount")
logger.Info("start")
defer logger.Info("end")
mountStart := client.clock.Now()
defer func() {
sendMountDurationMetrics(logger, time.Since(mountStart), driverId)
}()
logger.Debug("driver-mounting-volume", lager.Data{"driverId": driverId, "volumeId": volumeId})
driver, found := client.driverRegistry.Driver(driverId)
if !found {
err := errors.New("Driver '" + driverId + "' not found in list of known drivers")
logger.Error("mount-driver-lookup-error", err)
volmanMountErrorsCounter.Increment()
return volman.MountResponse{}, err
}
err := client.create(logger, driverId, volumeId, config)
if err != nil {
volmanMountErrorsCounter.Increment()
return volman.MountResponse{}, err
}
env := driverhttp.NewHttpDriverEnv(logger, context.TODO())
mountRequest := voldriver.MountRequest{Name: volumeId}
logger.Debug("calling-driver-with-mount-request", lager.Data{"driverId": driverId, "mountRequest": mountRequest})
mountResponse := driver.Mount(env, mountRequest)
logger.Debug("response-from-driver", lager.Data{"response": mountResponse})
if mountResponse.Err != "" {
volmanMountErrorsCounter.Increment()
return volman.MountResponse{}, errors.New(mountResponse.Err)
}
return volman.MountResponse{mountResponse.Mountpoint}, nil
}
