func (d *DaemonConfig) handleForceRemoveLock(req *config.VolumeRequest, vc *config.Volume, locks []config.UseLocker) error {
exists, err := control.ExistsVolume(vc, d.Global.Timeout)
if err != nil && err != errors.NoActionTaken {
return errors.RemoveVolume.Combine(errored.New(vc.String())).Combine(err)
}
if err == errors.NoActionTaken {
if err := d.completeRemove(req, vc); err != nil {
return err
}
d.removeVolumeUse(locks[0], vc)
}
if err != nil {
return errors.RemoveVolume.Combine(errored.New(vc.String())).Combine(err)
}
if !exists {
d.removeVolume(req, vc)
return errors.RemoveVolume.Combine(errored.New(vc.String())).Combine(errors.NotExists)
}
err = d.completeRemove(req, vc)
if err != nil {
return errors.RemoveVolume.Combine(errored.New(vc.String())).Combine(errors.NotExists)
}
d.removeVolumeUse(locks[0], vc)
return nil
}
func (d *DaemonConfig) handleRemove(w http.ResponseWriter, r *http.Request) {
// set a default timeout if none is specified
timeout := d.Global.Timeout
req, err := unmarshalRequest(r)
if err != nil {
api.RESTHTTPError(w, errors.UnmarshalRequest.Combine(err))
return
}
if req.Options["timeout"] != "" {
var t time.Duration
if t, err = time.ParseDuration(req.Options["timeout"]); err != nil {
api.RESTHTTPError(w, errors.RemoveVolume.Combine(err))
return
}
timeout = t
}
vc, err := d.Config.GetVolume(req.Policy, req.Name)
if err != nil {
api.RESTHTTPError(w, errors.GetVolume.Combine(err))
return
}
locks, err := d.createRemoveLocks(vc)
if err != nil {
api.RESTHTTPError(w, err)
return
}
if req.Options["force"] == "true" {
if err := d.handleForceRemoveLock(req, vc, locks); err != nil {
api.RESTHTTPError(w, err)
return
}
}
err = lock.NewDriver(d.Config).ExecuteWithMultiUseLock(locks, timeout, func(ld *lock.Driver, ucs []config.UseLocker) error {
exists, err := control.ExistsVolume(vc, timeout)
if err != nil && err != errors.NoActionTaken {
return err
}
if err == errors.NoActionTaken {
return d.completeRemove(req, vc)
}
if !exists {
d.removeVolume(req, vc)
return errors.NotExists
}
return d.completeRemove(req, vc)
})
if err == errors.NotExists {
w.WriteHeader(404)
return
}
if err != nil {
api.RESTHTTPError(w, errors.RemoveVolume.Combine(errored.New(vc.String())).Combine(err))
return
}
}