static void election_complete(election_t *e)
{
e->state = election_won;
if(e->cb) {
e->cb(e);
}
election_reset(e);
}
static void election_complete(election_t *e)
{
crm_info("Election %s complete", e->name);
e->state = election_won;
if(e->cb) {
e->cb(e);
}
election_reset(e);
}
void
election_fini(election_t *e)
{
if(e) {
election_reset(e);
crm_trace("Destroying %s", e->name);
mainloop_timer_del(e->timeout);
free(e->uname);
free(e->name);
free(e);
}
}
/* ELECTION完了処理 */
static void election_complete(election_t *e)
{
crm_info("Election %s complete", e->name);
/* 自ELECTION情報をelection_won(自ノードがOWNER)をセットする */
e->state = election_won;
if(e->cb) {
/* コールバックを実行する */
e->cb(e);
}
/* ELECTION情報をリセットする */
election_reset(e);
}
static gboolean election_timer_cb(gpointer user_data)
{
election_t *e = user_data;
crm_info("Election %s complete", e->name);
e->state = election_won;
if(e->cb) {
e->cb(e);
}
election_reset(e);
return FALSE;
}
/*!
* \brief Start a new election by offering local node's candidacy
*
* Broadcast a "vote" election message containing the local node's ID,
* (incremented) election counter, and uptime, and start the election timer.
*
* \param[in] e Election object
* \note Any nodes agreeing to the candidacy will send a "no-vote" reply, and if
* all active peers do so, or if the election times out, the local node
* wins the election. (If we lose to any peer vote, we will stop the
* timer, so a timeout means we did not lose -- either some peer did not
* vote, or we did not call election_check() in time.)
*/
void
election_vote(election_t *e)
{
struct timeval age;
xmlNode *vote = NULL;
crm_node_t *our_node;
if (e == NULL) {
crm_trace("Election vote requested, but no election available");
return;
}
our_node = crm_get_peer(0, e->uname);
if ((our_node == NULL) || (crm_is_peer_active(our_node) == FALSE)) {
crm_trace("Cannot vote in %s yet: local node not connected to cluster",
e->name);
return;
}
election_reset(e);
e->state = election_in_progress;
vote = create_request(CRM_OP_VOTE, NULL, NULL, CRM_SYSTEM_CRMD, CRM_SYSTEM_CRMD, NULL);
e->count++;
crm_xml_add(vote, F_CRM_ELECTION_OWNER, our_node->uuid);
crm_xml_add_int(vote, F_CRM_ELECTION_ID, e->count);
crm_uptime(&age);
crm_xml_add_int(vote, F_CRM_ELECTION_AGE_S, age.tv_sec);
crm_xml_add_int(vote, F_CRM_ELECTION_AGE_US, age.tv_usec);
send_cluster_message(NULL, crm_msg_crmd, vote, TRUE);
free_xml(vote);
crm_debug("Started %s round %d", e->name, e->count);
election_timeout_start(e);
return;
}
