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118 lines
3.8 KiB
118 lines
3.8 KiB
--- a/dbinc/repmgr.h
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+++ b/dbinc/repmgr.h
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@@ -374,6 +374,7 @@ typedef struct {
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#define SITE_FROM_EID(eid) (&db_rep->sites[eid])
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#define EID_FROM_SITE(s) ((int)((s) - (&db_rep->sites[0])))
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#define IS_VALID_EID(e) ((e) >= 0)
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+#define IS_KNOWN_REMOTE_SITE(e) ((e) >= 0 && ((u_int)(e)) < db_rep->site_cnt)
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#define SELF_EID INT_MAX
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#define IS_PEER_POLICY(p) ((p) == DB_REPMGR_ACKS_ALL_PEERS || \
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--- a/rep/rep_elect.c
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+++ b/rep/rep_elect.c
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@@ -33,7 +33,7 @@ static int __rep_elect_init
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static int __rep_fire_elected __P((ENV *, REP *, u_int32_t));
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static void __rep_elect_master __P((ENV *, REP *));
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static int __rep_tally __P((ENV *, REP *, int, u_int32_t *, u_int32_t, roff_t));
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-static int __rep_wait __P((ENV *, db_timeout_t *, int *, int, u_int32_t));
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+static int __rep_wait __P((ENV *, db_timeout_t *, int, u_int32_t));
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/*
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* __rep_elect --
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@@ -55,7 +55,7 @@ __rep_elect(dbenv, given_nsites, nvotes,
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ENV *env;
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LOG *lp;
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REP *rep;
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- int done, eid, elected, full_elect, locked, in_progress, need_req;
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+ int done, elected, full_elect, locked, in_progress, need_req;
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int ret, send_vote, t_ret;
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u_int32_t ack, ctlflags, egen, nsites, orig_tally, priority, realpri;
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u_int32_t tiebreaker;
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@@ -181,8 +181,7 @@ __rep_elect(dbenv, given_nsites, nvotes,
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REP_SYSTEM_UNLOCK(env);
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(void)__rep_send_message(env, DB_EID_BROADCAST,
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REP_MASTER_REQ, NULL, NULL, 0, 0);
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- ret = __rep_wait(env, &to, &eid,
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- 0, REP_F_EPHASE0);
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+ ret = __rep_wait(env, &to, 0, REP_F_EPHASE0);
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REP_SYSTEM_LOCK(env);
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F_CLR(rep, REP_F_EPHASE0);
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switch (ret) {
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@@ -286,11 +285,11 @@ restart:
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REP_SYSTEM_LOCK(env);
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goto vote;
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}
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- ret = __rep_wait(env, &to, &eid, full_elect, REP_F_EPHASE1);
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+ ret = __rep_wait(env, &to, full_elect, REP_F_EPHASE1);
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switch (ret) {
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case 0:
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/* Check if election complete or phase complete. */
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- if (eid != DB_EID_INVALID && !IN_ELECTION(rep)) {
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+ if (!IN_ELECTION(rep)) {
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RPRINT(env, DB_VERB_REP_ELECT,
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(env, "Ended election phase 1"));
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goto edone;
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@@ -398,15 +397,12 @@ phase2:
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REP_SYSTEM_LOCK(env);
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goto i_won;
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}
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- ret = __rep_wait(env, &to, &eid, full_elect, REP_F_EPHASE2);
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+ ret = __rep_wait(env, &to, full_elect, REP_F_EPHASE2);
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RPRINT(env, DB_VERB_REP_ELECT,
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(env, "Ended election phase 2 %d", ret));
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switch (ret) {
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case 0:
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- if (eid != DB_EID_INVALID)
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- goto edone;
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- ret = DB_REP_UNAVAIL;
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- break;
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+ goto edone;
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case DB_REP_EGENCHG:
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if (to > timeout)
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to = timeout;
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@@ -1050,13 +1046,6 @@ __rep_elect_master(env, rep)
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ENV *env;
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REP *rep;
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{
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- /*
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- * We often come through here twice, sometimes even more. We mustn't
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- * let the redundant calls affect stats counting. But rep_elect relies
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- * on this first part for setting eidp.
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- */
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- rep->master_id = rep->eid;
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-
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if (F_ISSET(rep, REP_F_MASTERELECT | REP_F_MASTER)) {
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/* We've been through here already; avoid double counting. */
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return;
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@@ -1093,10 +1082,10 @@ __rep_fire_elected(env, rep, egen)
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(timeout > 5000000) ? 500000 : ((timeout >= 10) ? timeout / 10 : 1);
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static int
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-__rep_wait(env, timeoutp, eidp, full_elect, flags)
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+__rep_wait(env, timeoutp, full_elect, flags)
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ENV *env;
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db_timeout_t *timeoutp;
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- int *eidp, full_elect;
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+ int full_elect;
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u_int32_t flags;
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{
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DB_REP *db_rep;
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@@ -1174,7 +1163,6 @@ __rep_wait(env, timeoutp, eidp, full_ele
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F_CLR(rep, REP_F_EGENUPDATE);
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ret = DB_REP_EGENCHG;
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} else if (phase_over) {
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- *eidp = rep->master_id;
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done = 1;
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ret = 0;
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}
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--- a/repmgr/repmgr_net.c
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+++ b/repmgr/repmgr_net.c
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@@ -100,6 +100,8 @@ __repmgr_send(dbenv, control, rec, lsnp,
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control, rec, &nsites_sent, &npeers_sent)) != 0)
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goto out;
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} else {
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+ DB_ASSERT(env, IS_KNOWN_REMOTE_SITE(eid));
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+
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/*
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* If this is a request that can be sent anywhere, then see if
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* we can send it to our peer (to save load on the master), but
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