void raft_become_candidate(raft_server_t* me_)
{
raft_server_private_t* me = (raft_server_private_t*)me_;
int i;
__log(me_, "becoming candidate");
memset(me->votes_for_me, 0, sizeof(int) * me->num_nodes);
me->current_term += 1;
raft_vote(me_, me->nodeid);
raft_set_state(me_, RAFT_STATE_CANDIDATE);
/* we need a random factor here to prevent simultaneous candidates */
me->timeout_elapsed = rand() % 500;
for (i = 0; i < me->num_nodes; i++)
if (me->nodeid != i)
raft_send_requestvote(me_, i);
}
void raft_become_candidate(raft_server_t* me_)
{
raft_server_private_t* me = (raft_server_private_t*)me_;
int i;
__log(me_, NULL, "becoming candidate");
raft_set_current_term(me_, raft_get_current_term(me_) + 1);
for (i = 0; i < me->num_nodes; i++)
raft_node_vote_for_me(me->nodes[i], 0);
raft_vote(me_, me->node);
me->current_leader = NULL;
raft_set_state(me_, RAFT_STATE_CANDIDATE);
/* we need a random factor here to prevent simultaneous candidates */
/* TODO: this should probably be lower */
me->timeout_elapsed = rand() % me->election_timeout;
for (i = 0; i < me->num_nodes; i++)
if (me->node != me->nodes[i] && raft_node_is_voting(me->nodes[i]))
raft_send_requestvote(me_, me->nodes[i]);
}