func (d *Driver) MountVolume(id string, opts map[string]string) (string, error) {
volume := d.blankVolume(id)
if err := util.ObjectLoad(volume); err != nil {
return "", err
}
if err := volume.Stack(d).MoveController(); err != nil {
log.Errorf("Failed to move controller to %s", d.containerName)
return "", err
}
mountPoint, err := util.VolumeMount(volume, opts[convoydriver.OPT_MOUNT_POINT], false)
if err != nil {
return "", err
}
if volume.PrepareForVM {
if err := util.MountPointPrepareImageFile(mountPoint, volume.Size); err != nil {
return "", err
}
}
if err := util.ObjectSave(volume); err != nil {
return "", err
}
return mountPoint, nil
}
func (d *Driver) MountVolume(id string, opts map[string]string) (string, error) {
volume := d.blankVolume(id)
if err := util.ObjectLoad(volume); err != nil {
return "", err
}
mountPoint, err := util.VolumeMount(volume, opts[convoydriver.OPT_MOUNT_POINT], false)
if err != nil {
return "", err
}
if err := util.ObjectSave(volume); err != nil {
return "", err
}
return mountPoint, nil
}
func (d *Driver) MountVolume(req Request) (string, error) {
id := req.Name
opts := req.Options
volume := d.blankVolume(id)
if err := util.ObjectLoad(volume); err != nil {
return "", err
}
mountPoint, err := util.VolumeMount(volume, opts[OPT_MOUNT_POINT], false)
if err != nil {
return "", err
}
if err := util.ObjectSave(volume); err != nil {
return "", err
}
return mountPoint, nil
}
func Init(root string, config map[string]string) (ConvoyDriver, error) {
dev := &Device{
Root: root,
}
exists, err := util.ObjectExists(dev)
if err != nil {
return nil, err
}
if exists {
if err := util.ObjectLoad(dev); err != nil {
return nil, err
}
} else {
if err := util.MkdirIfNotExists(root); err != nil {
return nil, err
}
serverList := config[GLUSTERFS_SERVERS]
if serverList == "" {
return nil, fmt.Errorf("Missing required parameter: %v", GLUSTERFS_SERVERS)
}
servers := strings.Split(serverList, ",")
for _, server := range servers {
if !util.ValidNetworkAddr(server) {
return nil, fmt.Errorf("Invalid or unsolvable address: %v", server)
}
}
defaultVolumePool := config[GLUSTERFS_DEFAULT_VOLUME_POOL]
if defaultVolumePool == "" {
return nil, fmt.Errorf("Missing required parameter: %v", GLUSTERFS_DEFAULT_VOLUME_POOL)
}
if _, exists := config[GLUSTERFS_DEFAULT_VOLUME_SIZE]; !exists {
config[GLUSTERFS_DEFAULT_VOLUME_SIZE] = DEFAULT_VOLUME_SIZE
}
volumeSize, err := util.ParseSize(config[GLUSTERFS_DEFAULT_VOLUME_SIZE])
if err != nil || volumeSize == 0 {
return nil, fmt.Errorf("Illegal default volume size specified")
}
dev.DefaultVolumeSize = volumeSize
dev = &Device{
Root: root,
Servers: servers,
DefaultVolumePool: defaultVolumePool,
}
}
// For upgrade case
if dev.DefaultVolumeSize == 0 {
dev.DefaultVolumeSize, err = util.ParseSize(DEFAULT_VOLUME_SIZE)
if err != nil || dev.DefaultVolumeSize == 0 {
return nil, fmt.Errorf("Illegal default volume size specified")
}
}
d := &Driver{
mutex: &sync.RWMutex{},
gVolumes: map[string]*GlusterFSVolume{},
Device: *dev,
}
gVolume := &GlusterFSVolume{
UUID: dev.DefaultVolumePool,
Servers: dev.Servers,
configPath: d.Root,
}
// We would always mount the default volume pool
// TODO: Also need to mount any existing volume's pool
if _, err := util.VolumeMount(gVolume, "", true); err != nil {
return nil, err
}
d.gVolumes[d.DefaultVolumePool] = gVolume
if err := util.ObjectSave(dev); err != nil {
return nil, err
}
return d, nil
}
func Init(root string, config map[string]string) (convoydriver.ConvoyDriver, error) {
dev := &Device{
Root: root,
}
exists, err := util.ObjectExists(dev)
if err != nil {
return nil, err
}
if exists {
if err := util.ObjectLoad(dev); err != nil {
return nil, err
}
} else {
if err := util.MkdirIfNotExists(root); err != nil {
return nil, err
}
stack := config[GLUSTERFS_RANCHER_STACK]
if stack == "" {
return nil, fmt.Errorf("Missing required parameter: %v", GLUSTERFS_RANCHER_STACK)
}
service := config[GLUSTERFS_RANCHER_GLUSTER_SERVICE]
if service == "" {
return nil, fmt.Errorf("Missing required parameter: %v", GLUSTERFS_RANCHER_GLUSTER_SERVICE)
}
defaultVolumePool := config[GLUSTERFS_DEFAULT_VOLUME_POOL]
if defaultVolumePool == "" {
return nil, fmt.Errorf("Missing required parameter: %v", GLUSTERFS_DEFAULT_VOLUME_POOL)
}
dev = &Device{
Root: root,
RancherStack: stack,
RancherService: service,
DefaultVolumePool: defaultVolumePool,
}
}
serverIPs, err := rancher.GetIPsForServiceInStack(dev.RancherService, dev.RancherStack)
if err != nil {
return nil, err
}
d := &Driver{
mutex: &sync.RWMutex{},
gVolumes: map[string]*GlusterFSVolume{},
Device: *dev,
}
gVolume := &GlusterFSVolume{
UUID: dev.DefaultVolumePool,
ServerIPs: serverIPs,
configPath: d.Root,
}
// We would always mount the default volume pool
// TODO: Also need to mount any existing volume's pool
if _, err := util.VolumeMount(gVolume, "", true); err != nil {
return nil, err
}
d.gVolumes[d.DefaultVolumePool] = gVolume
if err := util.ObjectSave(dev); err != nil {
return nil, err
}
return d, nil
}
