func (driver *Driver) RemoveVolume(volumeID string) error {
fields := eff(map[string]interface{}{
"volumeId": volumeID,
})
if volumeID == "" {
return errors.WithFields(fields, "volumeId is required")
}
volumes, err := driver.getVolume(volumeID, "")
if err != nil {
return errors.WithFieldsE(fields, "error getting volume", err)
}
targetVolume := goscaleio.NewVolume(driver.Client)
targetVolume.Volume = volumes[0]
err = targetVolume.RemoveVolume("ONLY_ME")
if err != nil {
return errors.WithFieldsE(fields, "error removing volume", err)
}
log.WithFields(fields).Debug("removed volume")
return nil
}
func (driver *Driver) DetachVolume(runAsync bool, volumeID, instanceID string) error {
fields := eff(map[string]interface{}{
"runAsync": runAsync,
"volumeId": volumeID,
"instanceId": instanceID,
})
if volumeID == "" {
return errors.WithFields(fields, "volumeId is required")
}
volume, err := driver.GetVolume(volumeID, "")
if err != nil {
return errors.WithFieldsE(fields, "error getting volume", err)
}
fields["instanceId"] = volume[0].Attachments[0].InstanceID
resp := volumeattach.Delete(
driver.Client, volume[0].Attachments[0].InstanceID, volumeID)
if resp.Err != nil {
return errors.WithFieldsE(fields, "error deleting volume", err)
}
if !runAsync {
log.WithFields(fields).Debug("waiting for volume to detach")
err = driver.waitVolumeDetach(volumeID)
if err != nil {
return errors.WithFieldsE(
fields, "error waiting for volume to detach", err)
}
}
log.WithFields(fields).Debug("volume detached")
return nil
}
func (driver *Driver) AttachVolume(runAsync bool, volumeID, instanceID string) ([]*storage.VolumeAttachment, error) {
fields := eff(map[string]interface{}{
"runAsync": runAsync,
"volumeId": volumeID,
"instanceId": instanceID,
})
if volumeID == "" {
return nil, errors.WithFields(fields, "volumeId is required")
}
mapVolumeSdcParam := &types.MapVolumeSdcParam{
SdcID: driver.Sdc.Sdc.ID,
AllowMultipleMappings: "false",
AllSdcs: "",
}
volumes, err := driver.getVolume(volumeID, "")
if err != nil {
return nil, errors.WithFieldsE(fields, "error getting volume", err)
}
if len(volumes) == 0 {
return nil, errors.WithFields(fields, "no volumes returned")
}
targetVolume := goscaleio.NewVolume(driver.Client)
targetVolume.Volume = volumes[0]
err = targetVolume.MapVolumeSdc(mapVolumeSdcParam)
if err != nil {
return nil, errors.WithFieldsE(fields, "error mapping volume sdc", err)
}
_, err = waitMount(volumes[0].ID)
if err != nil {
fields["volumeId"] = volumes[0].ID
return nil, errors.WithFieldsE(
fields, "error waiting on volume to mount", err)
}
volumeAttachment, err := driver.GetVolumeAttach(volumeID, instanceID)
if err != nil {
return nil, errors.WithFieldsE(
fields, "error getting volume attachments", err)
}
log.WithFields(log.Fields{
"provider": ProviderName,
"volumeId": volumeID,
"instanceId": instanceID,
}).Debug("attached volume to instance")
return volumeAttachment, nil
}
func (driver *Driver) getVolume(volumeID, volumeName string) (volumesRet []volumes.Volume, err error) {
if volumeID != "" {
volume, err := volumes.Get(driver.ClientBlockStorage, volumeID).Extract()
if err != nil {
return []volumes.Volume{},
errors.WithFieldsE(eff(errors.Fields{
"volumeId": volumeID,
"volumeName": volumeName}),
"error getting volumes", err)
}
volumesRet = append(volumesRet, *volume)
} else {
listOpts := &volumes.ListOpts{
//Name: volumeName,
}
allPages, err := volumes.List(driver.ClientBlockStorage, listOpts).AllPages()
if err != nil {
return []volumes.Volume{},
errors.WithFieldsE(eff(errors.Fields{
"volumeId": volumeID,
"volumeName": volumeName}),
"error listing volumes", err)
}
volumesRet, err = volumes.ExtractVolumes(allPages)
if err != nil {
return []volumes.Volume{},
errors.WithFieldsE(eff(errors.Fields{
"volumeId": volumeID,
"volumeName": volumeName}),
"error extracting volumes", err)
}
var volumesRetFiltered []volumes.Volume
if volumeName != "" {
var found bool
for _, volume := range volumesRet {
if volume.Name == volumeName {
volumesRetFiltered = append(volumesRetFiltered, volume)
found = true
break
}
}
if !found {
return []volumes.Volume{}, nil
}
}
volumesRet = volumesRetFiltered
}
return volumesRet, nil
}
func (driver *Driver) GetSnapshot(volumeID, snapshotID, snapshotName string) ([]*storage.Snapshot, error) {
snapshots, err := driver.getSnapshot(volumeID, snapshotID, snapshotName)
if err != nil {
return nil,
errors.WithFieldsE(eff(errors.Fields{
"volumeId": volumeID,
"snapshotId": snapshotID,
"snapshotName": snapshotName}),
"error getting snapshot", err)
}
var snapshotsInt []*storage.Snapshot
for _, snapshot := range snapshots {
snapshotSD := &storage.Snapshot{
Name: snapshot.Name,
VolumeID: snapshot.VolumeID,
SnapshotID: snapshot.ID,
VolumeSize: strconv.Itoa(snapshot.Size),
StartTime: snapshot.CreatedAt,
Description: snapshot.Description,
Status: snapshot.Status,
}
snapshotsInt = append(snapshotsInt, snapshotSD)
}
return snapshotsInt, nil
}
func (driver *Driver) GetVolumeAttach(volumeID, instanceID string) ([]*storage.VolumeAttachment, error) {
fields := eff(map[string]interface{}{
"volumeId": volumeID,
"instanceId": instanceID,
})
if volumeID == "" {
return []*storage.VolumeAttachment{},
errors.WithFields(fields, "volumeId is required")
}
volume, err := driver.GetVolume(volumeID, "")
if err != nil {
return []*storage.VolumeAttachment{},
errors.WithFieldsE(fields, "error getting volume attach", err)
}
if instanceID != "" {
var attached bool
for _, volumeAttachment := range volume[0].Attachments {
if volumeAttachment.InstanceID == instanceID {
return volume[0].Attachments, nil
}
}
if !attached {
return []*storage.VolumeAttachment{}, nil
}
}
return volume[0].Attachments, nil
}
func (driver *Driver) GetVolumeMapping() ([]*storage.BlockDevice, error) {
blockDevices, err := driver.getBlockDevices(driver.InstanceID)
if err != nil {
return nil,
errors.WithFieldsE(eff(errors.Fields{
"instanceId": driver.InstanceID,
}), "error getting block devices", err)
}
var BlockDevices []*storage.BlockDevice
for _, blockDevice := range blockDevices {
sdBlockDevice := &storage.BlockDevice{
ProviderName: ProviderName,
InstanceID: driver.InstanceID,
VolumeID: blockDevice.VolumeID,
DeviceName: blockDevice.Device,
Region: driver.Region,
Status: "",
}
BlockDevices = append(BlockDevices, sdBlockDevice)
}
return BlockDevices, nil
}
func (driver *Driver) GetVolumeMapping() ([]*storage.BlockDevice, error) {
blockDevices, err := driver.getBlockDevices()
if err != nil {
return nil,
errors.WithFieldsE(ef(), "error getting block devices", err)
}
var BlockDevices []*storage.BlockDevice
for _, blockDevice := range blockDevices {
sdBlockDevice := &storage.BlockDevice{
ProviderName: ProviderName,
InstanceID: driver.Sdc.Sdc.ID,
Region: blockDevice.MdmID,
DeviceName: blockDevice.SdcDevice,
VolumeID: blockDevice.VolumeID,
Status: "",
}
BlockDevices = append(BlockDevices, sdBlockDevice)
}
log.WithFields(log.Fields{
"provider": ProviderName,
"blockDevices": BlockDevices,
}).Debug("got block device mappings")
return BlockDevices, nil
}
func (driver *Driver) CreateSnapshot(runAsync bool, snapshotName, volumeID, description string) ([]*storage.Snapshot, error) {
fields := eff(map[string]interface{}{
"runAsync": runAsync,
"snapshotName": snapshotName,
"volumeId": volumeID,
"description": description,
})
opts := snapshots.CreateOpts{
Name: snapshotName,
VolumeID: volumeID,
Description: description,
Force: true,
}
resp, err := snapshots.Create(driver.ClientBlockStorage, opts).Extract()
if err != nil {
return nil,
errors.WithFieldsE(fields, "error creating snapshot", err)
}
if !runAsync {
log.Debug("waiting for snapshot creation to complete")
err = snapshots.WaitForStatus(driver.ClientBlockStorage, resp.ID, "available", 120)
if err != nil {
return nil,
errors.WithFieldsE(fields,
"error waiting for snapshot creation to complete", err)
}
}
snapshot, err := driver.GetSnapshot("", resp.ID, "")
if err != nil {
return nil, err
}
log.WithFields(log.Fields{
"runAsync": runAsync,
"snapshotName": snapshotName,
"volumeId": volumeID,
"description": description}).Debug("created snapshot")
return snapshot, nil
}
func (driver *Driver) getBlockDevices() ([]*goscaleio.SdcMappedVolume, error) {
volumeMaps, err := goscaleio.GetLocalVolumeMap()
if err != nil {
return []*goscaleio.SdcMappedVolume{},
errors.WithFieldsE(ef(), "error getting local volume map", err)
}
return volumeMaps, nil
}
func (driver *Driver) getInstance() (*servers.Server, error) {
server, err := servers.Get(driver.Client, driver.InstanceID).Extract()
if err != nil {
return nil,
errors.WithFieldsE(ef(), "error getting server instance", err)
}
return server, nil
}
func (driver *Driver) AttachVolume(runAsync bool, volumeID, instanceID string) ([]*storage.VolumeAttachment, error) {
fields := eff(map[string]interface{}{
"runAsync": runAsync,
"volumeId": volumeID,
"instanceId": instanceID,
})
nextDeviceName, err := driver.GetDeviceNextAvailable()
if err != nil {
return nil, errors.WithFieldsE(
fields, "error getting next available device", err)
}
options := &volumeattach.CreateOpts{
Device: nextDeviceName,
VolumeID: volumeID,
}
_, err = volumeattach.Create(driver.Client, instanceID, options).Extract()
if err != nil {
return nil, errors.WithFieldsE(
fields, "error attaching volume", err)
}
if !runAsync {
log.WithFields(fields).Debug("waiting for volume to attach")
err = driver.waitVolumeAttach(volumeID)
if err != nil {
return nil, errors.WithFieldsE(
fields, "error waiting for volume to detach", err)
}
}
volumeAttachment, err := driver.GetVolumeAttach(volumeID, instanceID)
if err != nil {
return nil, err
}
log.WithFields(fields).Debug("volume attached")
return volumeAttachment, nil
}
func (driver *Driver) DetachVolume(runAsync bool, volumeID string, blank string) error {
fields := eff(map[string]interface{}{
"runAsync": runAsync,
"volumeId": volumeID,
"blank": blank,
})
if volumeID == "" {
return errors.WithFields(fields, "volumeId is required")
}
volumes, err := driver.getVolume(volumeID, "")
if err != nil {
return errors.WithFieldsE(fields, "error getting volume", err)
}
if len(volumes) == 0 {
return errors.WithFields(fields, "no volumes returned")
}
targetVolume := goscaleio.NewVolume(driver.Client)
targetVolume.Volume = volumes[0]
unmapVolumeSdcParam := &types.UnmapVolumeSdcParam{
SdcID: driver.Sdc.Sdc.ID,
IgnoreScsiInitiators: "true",
AllSdcs: "",
}
// need to detect if unmounted first
err = targetVolume.UnmapVolumeSdc(unmapVolumeSdcParam)
if err != nil {
return errors.WithFieldsE(fields, "error unmapping volume sdc", err)
}
log.WithFields(log.Fields{
"provider": ProviderName,
"volumeId": volumeID}).Debug("detached volume")
return nil
}
func (driver *Driver) getSnapshot(volumeID, snapshotID, snapshotName string) (allSnapshots []snapshots.Snapshot, err error) {
fields := eff(map[string]interface{}{
"volumeId": volumeID,
"snapshotId": snapshotID,
"snapshotName": snapshotName,
})
if snapshotID != "" {
snapshot, err := snapshots.Get(driver.ClientBlockStorage, snapshotID).Extract()
if err != nil {
return []snapshots.Snapshot{},
errors.WithFieldsE(fields, "error getting snapshot", err)
}
allSnapshots = append(allSnapshots, *snapshot)
} else {
opts := snapshots.ListOpts{
VolumeID: volumeID,
Name: snapshotName,
}
allPages, err := snapshots.List(driver.ClientBlockStorage, opts).AllPages()
if err != nil {
return []snapshots.Snapshot{},
errors.WithFieldsE(fields, "error listing snapshot", err)
}
allSnapshots, err = snapshots.ExtractSnapshots(allPages)
if err != nil {
return []snapshots.Snapshot{},
errors.WithFieldsE(fields, "error extracting snapshot", err)
}
}
return allSnapshots, nil
}
func (driver *Driver) RemoveVolume(volumeID string) error {
fields := eff(map[string]interface{}{
"volumeId": volumeID,
})
if volumeID == "" {
return errors.WithFields(fields, "volumeId is required")
}
res := volumes.Delete(driver.ClientBlockStorage, volumeID)
if res.Err != nil {
return errors.WithFieldsE(fields, "error removing volume", res.Err)
}
log.WithFields(fields).Debug("removed volume")
return nil
}
func (driver *Driver) GetInstance() (*storage.Instance, error) {
server, err := driver.getInstance()
if err != nil {
return nil,
errors.WithFieldsE(ef(), "error getting driver instance", err)
}
instance := &storage.Instance{
ProviderName: ProviderName,
InstanceID: driver.InstanceID,
Region: driver.Region,
Name: server.Name,
}
return instance, nil
}
func (driver *Driver) getBlockDevices(instanceID string) ([]volumeattach.VolumeAttachment, error) {
// volumes := volumeattach.Get(driver.Client, driver.InstanceID, "")
allPages, err := volumeattach.List(driver.Client, driver.InstanceID).AllPages()
// volumeAttachments, err := volumes.VolumeAttachmentResult.ExtractAll()
volumeAttachments, err := volumeattach.ExtractVolumeAttachments(allPages)
if err != nil {
return []volumeattach.VolumeAttachment{},
errors.WithFieldsE(eff(errors.Fields{
"instanceId": instanceID}),
"error extracting volume attachments", err)
}
return volumeAttachments, nil
}
func getLocalDevices() (deviceNames []string, err error) {
file := "/proc/partitions"
contentBytes, err := ioutil.ReadFile(file)
if err != nil {
return []string{},
errors.WithFieldsE(
eff(errors.Fields{"file": file}), "error reading file", err)
}
content := string(contentBytes)
lines := strings.Split(content, "\n")
for _, line := range lines[2:] {
fields := strings.Fields(line)
if len(fields) == 4 {
deviceNames = append(deviceNames, fields[3])
}
}
return deviceNames, nil
}
func (driver *Driver) GetVolume(volumeID, volumeName string) ([]*storage.Volume, error) {
volumesRet, err := driver.getVolume(volumeID, volumeName)
if err != nil {
return []*storage.Volume{},
errors.WithFieldsE(eff(errors.Fields{
"volumeId": volumeID,
"volumeName": volumeName}),
"error getting volume", err)
}
var volumesSD []*storage.Volume
for _, volume := range volumesRet {
var attachmentsSD []*storage.VolumeAttachment
for _, attachment := range volume.Attachments {
attachmentSD := &storage.VolumeAttachment{
VolumeID: attachment["volume_id"].(string),
InstanceID: attachment["server_id"].(string),
DeviceName: attachment["device"].(string),
Status: "",
}
attachmentsSD = append(attachmentsSD, attachmentSD)
}
volumeSD := &storage.Volume{
Name: volume.Name,
VolumeID: volume.ID,
AvailabilityZone: volume.AvailabilityZone,
Status: volume.Status,
VolumeType: volume.VolumeType,
IOPS: 0,
Size: strconv.Itoa(volume.Size),
Attachments: attachmentsSD,
}
volumesSD = append(volumesSD, volumeSD)
}
return volumesSD, nil
}
func (driver *Driver) waitVolumeAttach(volumeID string) error {
fields := eff(map[string]interface{}{
"volumeId": volumeID,
})
if volumeID == "" {
return errors.WithFields(fields, "volumeId is required")
}
for {
volume, err := driver.GetVolume(volumeID, "")
if err != nil {
return errors.WithFieldsE(fields, "error getting volume", err)
}
if volume[0].Status == "in-use" {
break
}
time.Sleep(1 * time.Second)
}
return nil
}
func Init(cfg *config.Config) (storage.Driver, error) {
fields := eff(map[string]interface{}{
"endpoint": cfg.XtremIoEndpoint,
"userName": cfg.XtremIoUserName,
"deviceMapper": cfg.XtremIoDeviceMapper,
"multipath": cfg.XtremIoMultipath,
"remoteManagement": cfg.XtremIoRemoteManagement,
"insecure": cfg.XtremIoInsecure,
})
if cfg.XtremIoPassword == "" {
fields["password"] = ""
} else {
fields["password"] = "******"
}
if !isXtremIOAttached() && !cfg.XtremIoRemoteManagement {
return nil, errors.WithFields(fields, "device not detected")
}
client, cErr := xtio.NewClientWithArgs(
cfg.XtremIoEndpoint,
cfg.XtremIoInsecure,
cfg.XtremIoUserName,
cfg.XtremIoPassword)
if cErr != nil {
return nil,
errors.WithFieldsE(fields, "error creating xtremio client", cErr)
}
var iqn string
var ini xtio.Initiator
if !cfg.XtremIoRemoteManagement {
var iqnErr error
iqn, iqnErr = getIQN()
if iqnErr != nil {
return nil, iqnErr
}
var iniErr error
ini, iniErr = client.GetInitiator("", iqn)
if iniErr != nil {
return nil, iniErr
}
}
useDeviceMapper, _ := strconv.ParseBool(os.Getenv("REXRAY_XTREMIO_DM"))
useMultipath, _ := strconv.ParseBool(os.Getenv("REXRAY_XTREMIO_MULTIPATH"))
driver := &Driver{
Client: client,
Initiator: ini,
UseDeviceMapper: useDeviceMapper,
UseMultipath: useMultipath,
Config: cfg,
VolumesByNAA: map[string]xtio.Volume{},
}
log.WithField("provider", ProviderName).Debug(
"storage driver initialized")
return driver, nil
}
func (driver *Driver) CreateVolume(
runAsync bool,
volumeName string,
volumeID string,
snapshotID string,
volumeType string,
IOPS int64,
size int64,
availabilityZone string) (*storage.Volume, error) {
fields := map[string]interface{}{
"provider": ProviderName,
"runAsync": runAsync,
"volumeName": volumeName,
"volumeId": volumeID,
"snapshotId": snapshotID,
"volumeType": volumeType,
"iops": IOPS,
"size": size,
"availabilityZone": availabilityZone,
}
if volumeID != "" && runAsync {
return nil, errors.WithFields(fields,
"cannot create volume from volume & run async")
}
if snapshotID != "" {
snapshot, err := driver.GetSnapshot("", snapshotID, "")
if err != nil {
return nil,
errors.WithFieldsE(fields, "error getting snapshot", err)
}
if len(snapshot) == 0 {
return nil,
errors.WithFields(fields, "snapshot array is empty")
}
volSize := snapshot[0].VolumeSize
sizeInt, err := strconv.Atoi(volSize)
if err != nil {
f := errors.Fields{
"volumeSize": volSize,
}
for k, v := range fields {
f[k] = v
}
return nil,
errors.WithFieldsE(f, "error casting volume size", err)
}
size = int64(sizeInt)
}
var volume []*storage.Volume
var err error
if volumeID != "" {
volume, err = driver.GetVolume(volumeID, "")
if err != nil {
return nil, errors.WithFields(fields, "error getting volume")
}
if len(volume) == 0 {
return nil,
errors.WithFields(fields, "volume array is empty")
}
volSize := volume[0].Size
sizeInt, err := strconv.Atoi(volSize)
if err != nil {
f := errors.Fields{
"volumeSize": volSize,
}
for k, v := range fields {
f[k] = v
}
return nil,
errors.WithFieldsE(f, "error casting volume size", err)
}
size = int64(sizeInt)
volumeID := volume[0].VolumeID
snapshot, err := driver.CreateSnapshot(
false, fmt.Sprintf("temp-%s", volumeID), volumeID, "")
if err != nil {
return nil,
errors.WithFields(fields, "error creating snapshot")
}
snapshotID = snapshot[0].SnapshotID
if availabilityZone == "" {
availabilityZone = volume[0].AvailabilityZone
}
}
if size != 0 && size < minSize {
size = minSize
}
options := &volumes.CreateOpts{
Name: volumeName,
Size: int(size),
SnapshotID: snapshotID,
VolumeType: volumeType,
Availability: availabilityZone,
}
resp, err := volumes.Create(driver.ClientBlockStorage, options).Extract()
if err != nil {
return nil,
errors.WithFields(fields, "error creating volume")
}
if !runAsync {
log.Debug("waiting for volume creation to complete")
err = volumes.WaitForStatus(driver.ClientBlockStorage, resp.ID, "available", 120)
if err != nil {
return nil,
errors.WithFields(fields,
"error waiting for volume creation to complete")
}
if volumeID != "" {
err := driver.RemoveSnapshot(snapshotID)
if err != nil {
return nil,
errors.WithFields(fields,
"error removing snapshot")
}
}
}
fields["volumeId"] = resp.ID
fields["volumeName"] = ""
volume, err = driver.GetVolume(resp.ID, "")
if err != nil {
return nil, errors.WithFields(fields,
"error removing snapshot")
}
log.WithFields(fields).Debug("created volume")
return volume[0], nil
}
func Init(cfg *config.Config) (storage.Driver, error) {
fields := eff(map[string]interface{}{
"endpoint": cfg.ScaleIoEndpoint,
"insecure": cfg.ScaleIoInsecure,
"useCerts": cfg.ScaleIoUseCerts,
})
client, err := goscaleio.NewClientWithArgs(
cfg.ScaleIoEndpoint,
cfg.ScaleIoInsecure,
cfg.ScaleIoUseCerts)
if err != nil {
return nil, errors.WithFieldsE(fields,
"error constructing new client", err)
}
_, err = client.Authenticate(&goscaleio.ConfigConnect{
cfg.ScaleIoEndpoint, cfg.ScaleIoUserName, cfg.ScaleIoPassword})
if err != nil {
fields["userName"] = cfg.ScaleIoUserName
if cfg.ScaleIoPassword != "" {
fields["password"] = "******"
}
return nil, errors.WithFieldsE(fields,
"error authenticating", err)
}
system, err := client.FindSystem(
cfg.ScaleIoSystemId, cfg.ScaleIoSystemName, "")
if err != nil {
fields["systemId"] = cfg.ScaleIoSystemId
fields["systemName"] = cfg.ScaleIoSystemName
return nil, errors.WithFieldsE(fields,
"error finding system", err)
}
pd, err := system.FindProtectionDomain(
cfg.ScaleIoProtectionDomainId, cfg.ScaleIoProtectionDomainName, "")
if err != nil {
fields["domainId"] = cfg.ScaleIoProtectionDomainId
fields["domainName"] = cfg.ScaleIoProtectionDomainName
return nil, errors.WithFieldsE(fields,
"error finding protection domain", err)
}
protectionDomain := goscaleio.NewProtectionDomain(client)
protectionDomain.ProtectionDomain = pd
sp, err := protectionDomain.FindStoragePool(
cfg.ScaleIoStoragePoolId, cfg.ScaleIoStoragePoolName, "")
if err != nil {
fields["storagePoolId"] = cfg.ScaleIoStoragePoolId
fields["storagePoolName"] = cfg.ScaleIoStoragePoolName
return nil, errors.WithFieldsE(fields,
"error finding storage pool", err)
}
storagePool := goscaleio.NewStoragePool(client)
storagePool.StoragePool = sp
sdcguid, err := goscaleio.GetSdcLocalGUID()
if err != nil {
return nil, errors.WithFieldsE(fields,
"error getting sdc local guid", err)
}
sdc, err := system.FindSdc("SdcGuid", strings.ToUpper(sdcguid))
if err != nil {
fields["sdcGuid"] = sdcguid
return nil, errors.WithFieldsE(fields,
"error finding sdc", err)
}
driver := &Driver{
Client: client,
System: system,
ProtectionDomain: protectionDomain,
StoragePool: storagePool,
Sdc: sdc,
}
log.WithField("providerName", ProviderName).Debug(
"storage driver initialized")
return driver, nil
}
func Init(cfg *config.Config) (storage.Driver, error) {
fields := ef()
instanceID, err := getInstanceID(cfg)
if err != nil {
return nil, err
}
fields["instanceId"] = instanceID
region, err := getInstanceRegion(cfg)
if err != nil {
return nil, err
}
fields["region"] = region
authOpts := getAuthOptions(cfg)
fields["identityEndpoint"] = cfg.RackspaceAuthUrl
fields["userId"] = cfg.RackspaceUserId
fields["userName"] = cfg.RackspaceUserName
if cfg.RackspacePassword == "" {
fields["password"] = ""
} else {
fields["password"] = "******"
}
fields["tenantId"] = cfg.RackspaceTenantId
fields["tenantName"] = cfg.RackspaceTenantName
fields["domainId"] = cfg.RackspaceDomainId
fields["domainName"] = cfg.RackspaceDomainName
provider, err := openstack.AuthenticatedClient(authOpts)
if err != nil {
return nil,
errors.WithFieldsE(fields, "error getting authenticated client", err)
}
region = strings.ToUpper(region)
client, err := openstack.NewComputeV2(provider, gophercloud.EndpointOpts{
Region: region,
})
if err != nil {
return nil,
errors.WithFieldsE(fields, "error getting newComputeV2", err)
}
clientBlockStorage, err := openstack.NewBlockStorageV1(provider, gophercloud.EndpointOpts{
Region: region,
})
if err != nil {
return nil, errors.WithFieldsE(
fields, "error getting newBlockStorageV1", err)
}
driver := &Driver{
Provider: provider,
Client: client,
ClientBlockStorage: clientBlockStorage,
Region: region,
InstanceID: instanceID,
Config: cfg,
}
return driver, nil
}
func StartModule(modInstId int32) error {
modInstancesRwl.RLock()
defer modInstancesRwl.RUnlock()
lf := map[string]interface{}{"id": modInstId}
mod, modExists := modInstances[modInstId]
if !modExists {
return errors.WithFields(lf, "unknown module instance")
}
lf["id"] = mod.Id
lf["typeId"] = mod.Type.Id
lf["typeName"] = mod.Type.Name
lf["address"] = mod.Config.Address
started := make(chan bool)
timeout := make(chan bool)
startError := make(chan error)
go func() {
defer func() {
r := recover()
m := "error starting module"
errMsg := fmt.Sprintf(
"Error starting module type %d, %d-%s at %s",
mod.TypeId, mod.Id, mod.Name, mod.Config.Address)
if r == nil {
startError <- errors.New(errMsg)
return
}
switch x := r.(type) {
case string:
lf["inner"] = x
startError <- errors.WithFields(lf, m)
case error:
startError <- errors.WithFieldsE(lf, m, x)
default:
startError <- errors.WithFields(lf, m)
}
}()
sErr := mod.Inst.Start()
if sErr != nil {
startError <- sErr
} else {
started <- true
}
}()
go func() {
time.Sleep(3 * time.Second)
timeout <- true
}()
select {
case <-started:
mod.IsStarted = true
log.WithFields(lf).Info("started module")
case <-timeout:
log.WithFields(lf).Debug("timed out while monitoring module start")
case sErr := <-startError:
return sErr
}
return nil
}
