// Load writes the given Unit to disk, subscribing to relevant dbus
// events, and, if necessary, instructing the systemd daemon to reload.
func (m *SystemdUnitManager) Load(name string, u unit.Unit) error {
err := m.writeUnit(name, u.String())
if err != nil {
return err
}
m.subscriptions.Add(name)
return m.daemonReload()
}
// Load writes the given Unit to disk, subscribing to relevant dbus
// events, caching the Unit's Hash, and, if necessary, instructing the systemd
// daemon to reload.
func (m *systemdUnitManager) Load(name string, u unit.Unit) error {
m.mutex.Lock()
defer m.mutex.Unlock()
err := m.writeUnit(name, u.String())
if err != nil {
return err
}
m.hashes[name] = u.Hash()
return m.daemonReload()
}
func (r *EtcdRegistry) storeOrGetUnit(u unit.Unit) (err error) {
um := unitModel{
Raw: u.String(),
}
json, err := marshal(um)
if err != nil {
return err
}
req := etcd.Create{
Key: r.hashedUnitPath(u.Hash()),
Value: json,
}
_, err = r.etcd.Do(&req)
// unit is already stored
if err != nil && isNodeExist(err) {
// TODO(jonboulle): verify more here?
err = nil
}
return
}