func NewDiskContext(ctx *VmContext, vol *api.VolumeDescription) *DiskContext {
dc := &DiskContext{
DiskDescriptor: &DiskDescriptor{
Name: vol.Name,
Filename: vol.Source,
Format: vol.Format,
Fstype: vol.Fstype,
DockerVolume: vol.DockerVolume,
},
sandbox: ctx,
observers: make(map[string]*sync.WaitGroup),
lock: &sync.RWMutex{},
}
if vol.IsDir() {
dc.ready = true
} else if vol.Format == "rbd" {
dc.Options = map[string]string{
"user": vol.Options.User,
"keyring": vol.Options.Keyring,
"monitors": strings.Join(vol.Options.Monitors, ";"),
"bytespersec": strconv.Itoa(int(vol.Options.BytesPerSec)),
"iops": strconv.Itoa(int(vol.Options.Iops)),
}
}
return dc
}
func (ctx *VmContext) AddVolume(vol *api.VolumeDescription, result chan api.Result) {
ctx.lock.Lock()
defer ctx.lock.Unlock()
if _, ok := ctx.volumes[vol.Name]; ok {
estr := fmt.Sprintf("duplicate volume %s", vol.Name)
ctx.Log(WARNING, estr)
result <- api.NewResultBase(vol.Name, true, estr)
return
}
dc := NewDiskContext(ctx, vol)
if vol.IsDir() {
ctx.Log(INFO, "return volume add success for dir %s", vol.Name)
result <- api.NewResultBase(vol.Name, true, "")
} else {
ctx.Log(DEBUG, "insert disk for volume %s", vol.Name)
dc.insert(result)
}
ctx.volumes[vol.Name] = dc
}