// Attempts to claim a lock on replicating this pod. Other pkg/replication
// operations for this pod ID will not be able to take place.
// if overrideLock is true, will destroy any session holding any of the keys we
// wish to lock
func (r *replication) lockHosts(overrideLock bool, lockMessage string) (kp.Session, chan error, error) {
session, renewalErrCh, err := r.store.NewSession(lockMessage, nil)
if err != nil {
return nil, nil, err
}
lockPath := kp.ReplicationLockPath(r.manifest.ID())
// We don't keep a reference to the consulutil.Unlocker, because we just destroy
// the session at the end of the replication anyway
_, err = r.lock(session, lockPath, overrideLock)
if err != nil {
_ = session.Destroy()
return nil, nil, err
}
return session, renewalErrCh, nil
}
func testLockPath(testPodId types.PodID) (string, error) {
return kp.ReplicationLockPath(testPodId), nil
}