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Fix prev commit, don't generate a new ctxcsn if we're a consumer with

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an empty DB
This commit is contained in:
Howard Chu 2007-02-05 09:19:46 +00:00
parent 42aca03eea
commit 55b29bedf8
1 changed files with 20 additions and 9 deletions
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29
servers/slapd/overlays/syncprov.c
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@ -2061,11 +2061,16 @@ syncprov_op_search( Operation *op, SlapReply *rs )
/* snapshot the ctxcsn */
ldap_pvt_thread_mutex_lock( &si->si_csn_mutex );
ber_bvarray_dup_x( &ctxcsn, si->si_ctxcsn, op->o_tmpmemctx );
numcsns = si->si_numcsns;
sids = op->o_tmpalloc( numcsns * sizeof(int), op->o_tmpmemctx );
for ( i=0; i<numcsns; i++ )
sids[i] = si->si_sids[i];
if ( numcsns ) {
ber_bvarray_dup_x( &ctxcsn, si->si_ctxcsn, op->o_tmpmemctx );
sids = op->o_tmpalloc( numcsns * sizeof(int), op->o_tmpmemctx );
for ( i=0; i<numcsns; i++ )
sids[i] = si->si_sids[i];
} else {
ctxcsn = NULL;
sids = NULL;
}
ldap_pvt_thread_mutex_unlock( &si->si_csn_mutex );
/* If we have a cookie, handle the PRESENT lookups */
@ -2073,6 +2078,12 @@ syncprov_op_search( Operation *op, SlapReply *rs )
sessionlog *sl;
int i, j;
/* If we don't have any CSN of our own yet, pretend nothing
* has changed.
*/
if ( !numcsns )
goto no_change;
/* If there are SIDs we don't recognize in the cookie, drop them */
for (i=0; i<srs->sr_state.numcsns; ) {
for (j=0; j<numcsns; j++) {
@ -2116,7 +2127,7 @@ syncprov_op_search( Operation *op, SlapReply *rs )
break;
}
if ( !changed ) {
nochange = 1;
no_change: nochange = 1;
if ( !(op->o_sync_mode & SLAP_SYNC_PERSIST) ) {
LDAPControl *ctrls[2];
@ -2534,10 +2545,10 @@ syncprov_db_open(
char csnbuf[ LDAP_LUTIL_CSNSTR_BUFSIZE ];
struct berval csn;
if ( SLAP_SYNC_SHADOW( op->o_bd ) && SLAP_SINGLE_SHADOW( op->o_bd )) {
/* If we're also a consumer, and we're not multimaster,
* then don't generate anything, wait for our provider to send it
* to us.
if ( SLAP_SYNC_SHADOW( op->o_bd )) {
/* If we're also a consumer, then don't generate anything.
* Wait for our provider to send it to us, or for a local
* modify if we have multimaster.
*/
goto out;
}