/* is it safe to commit the grant? * if we didn't hear from all sites on the initial grant, we may * need to delay the commit * * TODO: investigate possibility to devise from history whether a * missing site could be holding a ticket or not */ static int ticket_dangerous(struct ticket_config *tk) { int tdiff; /* we may be invoked often, don't spam the log unnecessarily */ static int no_log_delay_msg; if (!is_time_set(&tk->delay_commit)) return 0; if (is_past(&tk->delay_commit) || all_sites_replied(tk)) { if (tk->leader == local) { tk_log_info("%s, committing to CIB", is_past(&tk->delay_commit) ? "ticket delay expired" : "all sites replied"); } time_reset(&tk->delay_commit); no_log_delay_msg = 0; return 0; } tdiff = time_left(&tk->delay_commit); tk_log_debug("delay ticket commit for another " intfmt(tdiff)); if (!no_log_delay_msg) { tk_log_info("delaying ticket commit to CIB for " intfmt(tdiff)); tk_log_info("(or all sites are reached)"); no_log_delay_msg = 1; } return 1; }
static void won_elections(struct ticket_config *tk) { set_leader(tk, local); set_state(tk, ST_LEADER); set_ticket_expiry(tk, tk->term_duration); time_reset(&tk->election_end); tk->voted_for = NULL; if (is_time_set(&tk->delay_commit) && all_sites_replied(tk)) { time_reset(&tk->delay_commit); tk_log_debug("reset delay commit as all sites replied"); } save_committed_tkt(tk); ticket_broadcast(tk, OP_HEARTBEAT, OP_ACK, RLT_SUCCESS, 0); tk->ticket_updated = 0; }