/* A queued result of a persistent search */
typedef struct syncres {
struct syncres *s_next;
+ Entry *s_e;
struct berval s_dn;
struct berval s_ndn;
struct berval s_uuid;
typedef struct syncprov_info_t {
syncops *si_ops;
BerVarray si_ctxcsn; /* ldapsync context */
+ struct berval si_contextdn;
int *si_sids;
int si_numcsns;
int si_chkops; /* checkpointing info */
ldap_pvt_thread_rdwr_t si_csn_rwlock;
ldap_pvt_thread_mutex_t si_ops_mutex;
ldap_pvt_thread_mutex_t si_mods_mutex;
+ ldap_pvt_thread_mutex_t si_resp_mutex;
} syncprov_info_t;
typedef struct opcookie {
slap_overinst *son;
syncmatches *smatches;
modtarget *smt;
+ Entry *se;
struct berval sdn; /* DN of entry, for deletes */
struct berval sndn;
struct berval suuid; /* UUID of entry */
short sreference; /* Is the entry a reference? */
} opcookie;
+typedef struct mutexint {
+ ldap_pvt_thread_mutex_t mi_mutex;
+ int mi_int;
+} mutexint;
+
typedef struct fbase_cookie {
struct berval *fdn; /* DN of a modified entry, for scope testing */
syncops *fss; /* persistent search we're testing against */
slap_callback cb = {0};
Operation fop;
SlapReply frs = { REP_RESULT };
- char buf[LDAP_LUTIL_CSNSTR_BUFSIZE + STRLENOF("(entryCSN<=)")];
- char cbuf[LDAP_LUTIL_CSNSTR_BUFSIZE];
+ char buf[LDAP_PVT_CSNSTR_BUFSIZE + STRLENOF("(entryCSN<=)")];
+ char cbuf[LDAP_PVT_CSNSTR_BUFSIZE];
struct berval maxcsn;
Filter cf;
AttributeAssertion eq = ATTRIBUTEASSERTION_INIT;
return rc;
}
+/* Should find a place to cache these */
+static mutexint *get_mutexint()
+{
+ mutexint *mi = ch_malloc( sizeof( mutexint ));
+ ldap_pvt_thread_mutex_init( &mi->mi_mutex );
+ mi->mi_int = 1;
+ return mi;
+}
+
+static void inc_mutexint( mutexint *mi )
+{
+ ldap_pvt_thread_mutex_lock( &mi->mi_mutex );
+ mi->mi_int++;
+ ldap_pvt_thread_mutex_unlock( &mi->mi_mutex );
+}
+
+/* return resulting counter */
+static int dec_mutexint( mutexint *mi )
+{
+ int i;
+ ldap_pvt_thread_mutex_lock( &mi->mi_mutex );
+ i = --mi->mi_int;
+ ldap_pvt_thread_mutex_unlock( &mi->mi_mutex );
+ if ( !i ) {
+ ldap_pvt_thread_mutex_destroy( &mi->mi_mutex );
+ ch_free( mi );
+ }
+ return i;
+}
+
static void
syncprov_free_syncop( syncops *so )
{
GroupAssertion *ga, *gnext;
ldap_pvt_thread_mutex_lock( &so->s_mutex );
- if ( --so->s_inuse > 0 ) {
+ /* already being freed, or still in use */
+ if ( !so->s_inuse || --so->s_inuse > 0 ) {
ldap_pvt_thread_mutex_unlock( &so->s_mutex );
return;
}
ch_free( so->s_base.bv_val );
for ( sr=so->s_res; sr; sr=srnext ) {
srnext = sr->s_next;
+ if ( sr->s_e ) {
+ if ( !dec_mutexint( sr->s_e->e_private )) {
+ sr->s_e->e_private = NULL;
+ entry_free( sr->s_e );
+ }
+ }
ch_free( sr );
}
ldap_pvt_thread_mutex_destroy( &so->s_mutex );
/* Send a persistent search response */
static int
-syncprov_sendresp( Operation *op, opcookie *opc, syncops *so,
- Entry **e, int mode )
+syncprov_sendresp( Operation *op, opcookie *opc, syncops *so, int mode )
{
slap_overinst *on = opc->son;
SlapReply rs = { REP_SEARCH };
LDAPControl *ctrls[2];
- struct berval cookie, csns[2];
+ struct berval cookie = BER_BVNULL, csns[2];
Entry e_uuid = {0};
Attribute a_uuid = {0};
return SLAPD_ABANDON;
ctrls[1] = NULL;
- csns[0] = opc->sctxcsn;
- BER_BVZERO( &csns[1] );
- slap_compose_sync_cookie( op, &cookie, csns, so->s_rid, slap_serverID ? slap_serverID : -1 );
+ if ( !BER_BVISNULL( &opc->sctxcsn )) {
+ csns[0] = opc->sctxcsn;
+ BER_BVZERO( &csns[1] );
+ slap_compose_sync_cookie( op, &cookie, csns, so->s_rid, slap_serverID ? slap_serverID : -1 );
+ }
#ifdef LDAP_DEBUG
if ( so->s_sid > 0 ) {
Debug( LDAP_DEBUG_SYNC, "syncprov_sendresp: to=%03x, cookie=%s\n",
- so->s_sid, cookie.bv_val, 0 );
+ so->s_sid, cookie.bv_val ? cookie.bv_val : "", 0 );
} else {
Debug( LDAP_DEBUG_SYNC, "syncprov_sendresp: cookie=%s\n",
- cookie.bv_val, 0, 0 );
+ cookie.bv_val ? cookie.bv_val : "", 0, 0 );
}
#endif
a_uuid.a_nvals = &opc->suuid;
rs.sr_err = syncprov_state_ctrl( op, &rs, &e_uuid,
mode, ctrls, 0, 1, &cookie );
- op->o_tmpfree( cookie.bv_val, op->o_tmpmemctx );
+ if ( !BER_BVISNULL( &cookie )) {
+ op->o_tmpfree( cookie.bv_val, op->o_tmpmemctx );
+ }
rs.sr_ctrls = ctrls;
- op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ rs.sr_entry = &e_uuid;
+ if ( mode == LDAP_SYNC_ADD || mode == LDAP_SYNC_MODIFY ) {
+ e_uuid = *opc->se;
+ e_uuid.e_private = NULL;
+ }
+
switch( mode ) {
case LDAP_SYNC_ADD:
- rs.sr_entry = *e;
- if ( rs.sr_entry->e_private )
- rs.sr_flags = REP_ENTRY_MUSTRELEASE;
if ( opc->sreference && so->s_op->o_managedsait <= SLAP_CONTROL_IGNORED ) {
rs.sr_ref = get_entry_referrals( op, rs.sr_entry );
rs.sr_err = send_search_reference( op, &rs );
ber_bvarray_free( rs.sr_ref );
- if ( !rs.sr_entry )
- *e = NULL;
break;
}
/* fallthru */
case LDAP_SYNC_MODIFY:
- rs.sr_entry = *e;
- if ( rs.sr_entry->e_private )
- rs.sr_flags = REP_ENTRY_MUSTRELEASE;
rs.sr_attrs = op->ors_attrs;
rs.sr_err = send_search_entry( op, &rs );
- if ( !rs.sr_entry )
- *e = NULL;
break;
case LDAP_SYNC_DELETE:
e_uuid.e_attrs = NULL;
e_uuid.e_name = opc->sdn;
e_uuid.e_nname = opc->sndn;
- rs.sr_entry = &e_uuid;
if ( opc->sreference && so->s_op->o_managedsait <= SLAP_CONTROL_IGNORED ) {
struct berval bv = BER_BVNULL;
rs.sr_ref = &bv;
}
/* In case someone else freed it already? */
if ( rs.sr_ctrls ) {
- op->o_tmpfree( rs.sr_ctrls[0], op->o_tmpmemctx );
+ int i;
+ for ( i=0; rs.sr_ctrls[i]; i++ ) {
+ if ( rs.sr_ctrls[i] == ctrls[0] ) {
+ op->o_tmpfree( ctrls[0]->ldctl_value.bv_val, op->o_tmpmemctx );
+ ctrls[0]->ldctl_value.bv_val = NULL;
+ break;
+ }
+ }
rs.sr_ctrls = NULL;
}
ldap_pvt_thread_mutex_unlock( &so->s_mutex );
if ( sr->s_mode == LDAP_SYNC_NEW_COOKIE ) {
- SlapReply rs = { REP_INTERMEDIATE };
+ SlapReply rs = { REP_INTERMEDIATE };
- rc = syncprov_sendinfo( op, &rs, LDAP_TAG_SYNC_NEW_COOKIE,
+ rc = syncprov_sendinfo( op, &rs, LDAP_TAG_SYNC_NEW_COOKIE,
&sr->s_csn, 0, NULL, 0 );
} else {
opc.sdn = sr->s_dn;
opc.suuid = sr->s_uuid;
opc.sctxcsn = sr->s_csn;
opc.sreference = sr->s_isreference;
- e = NULL;
-
- if ( sr->s_mode != LDAP_SYNC_DELETE ) {
- rc = overlay_entry_get_ov( op, &opc.sndn, NULL, NULL, 0, &e, on );
- if ( rc ) {
- Debug( LDAP_DEBUG_SYNC, "syncprov_qplay: failed to get %s, "
- "error (%d), ignoring...\n", opc.sndn.bv_val, rc, 0 );
- ch_free( sr );
- rc = 0;
- continue;
- }
- }
- rc = syncprov_sendresp( op, &opc, so, &e, sr->s_mode );
+ opc.se = sr->s_e;
+
+ rc = syncprov_sendresp( op, &opc, so, sr->s_mode );
- if ( e ) {
- overlay_entry_release_ov( op, e, 0, on );
+ }
+ if ( sr->s_e ) {
+ if ( !dec_mutexint( sr->s_e->e_private )) {
+ sr->s_e->e_private = NULL;
+ entry_free ( sr->s_e );
}
}
srsize += cookie.bv_len + 1;
sr = ch_malloc( srsize );
sr->s_next = NULL;
+ sr->s_e = opc->se;
+ /* bump refcount on this entry */
+ if ( opc->se )
+ inc_mutexint( opc->se->e_private );
sr->s_dn.bv_val = (char *)(sr + 1);
sr->s_dn.bv_len = opc->sdn.bv_len;
sr->s_mode = mode;
rc = overlay_entry_get_ov( op, fc.fdn, NULL, NULL, 0, &e, on );
/* If we're sending responses now, make a copy and unlock the DB */
if ( e && !saveit ) {
- Entry *e2 = entry_dup( e );
+ if ( !opc->se ) {
+ opc->se = entry_dup( e );
+ opc->se->e_private = get_mutexint();
+ }
overlay_entry_release_ov( op, e, 0, on );
- e = e2;
+ e = opc->se;
}
if ( rc ) {
op->o_bd = b0;
}
} else {
e = op->ora_e;
+ if ( !saveit ) {
+ if ( !opc->se ) {
+ opc->se = entry_dup( e );
+ opc->se->e_private = get_mutexint();
+ }
+ e = opc->se;
+ }
}
if ( saveit || op->o_tag == LDAP_REQ_ADD ) {
if ( ss->s_op->o_abandon )
continue;
- /* First time thru, check for possible skips */
- if ( saveit || op->o_tag == LDAP_REQ_ADD ) {
-
- /* Don't send ops back to the originator */
- if ( opc->osid > 0 && opc->osid == ss->s_sid ) {
- Debug( LDAP_DEBUG_SYNC, "syncprov_matchops: skipping original sid %03x\n",
- opc->osid, 0, 0 );
- continue;
- }
+ /* Don't send ops back to the originator */
+ if ( opc->osid > 0 && opc->osid == ss->s_sid ) {
+ Debug( LDAP_DEBUG_SYNC, "syncprov_matchops: skipping original sid %03x\n",
+ opc->osid, 0, 0 );
+ continue;
+ }
- /* Don't send ops back to the messenger */
- if ( opc->rsid > 0 && opc->rsid == ss->s_sid ) {
- Debug( LDAP_DEBUG_SYNC, "syncprov_matchops: skipping relayed sid %03x\n",
- opc->rsid, 0, 0 );
- continue;
- }
+ /* Don't send ops back to the messenger */
+ if ( opc->rsid > 0 && opc->rsid == ss->s_sid ) {
+ Debug( LDAP_DEBUG_SYNC, "syncprov_matchops: skipping relayed sid %03x\n",
+ opc->rsid, 0, 0 );
+ continue;
}
/* validate base */
continue;
}
-
/* If we're sending results now, look for this op in old matches */
if ( !saveit ) {
syncmatches *old;
oh = *op->o_hdr;
oh.oh_conn = ss->s_op->o_conn;
oh.oh_connid = ss->s_op->o_connid;
+ op2.o_bd = op->o_bd->bd_self;
op2.o_hdr = &oh;
op2.o_extra = op->o_extra;
+ op2.o_callback = NULL;
rc = test_filter( &op2, e, ss->s_op->ors_filter );
}
if ( !SLAP_ISOVERLAY( op->o_bd )) {
op->o_bd = &db;
}
- overlay_entry_release_ov( op, e, 0, on );
+ if ( saveit )
+ overlay_entry_release_ov( op, e, 0, on );
op->o_bd = b0;
}
+ if ( opc->se && !saveit ) {
+ if ( !dec_mutexint( opc->se->e_private )) {
+ opc->se->e_private = NULL;
+ entry_free( opc->se );
+ opc->se = NULL;
+ }
+ }
if ( freefdn ) {
op->o_tmpfree( fc.fdn->bv_val, op->o_tmpmemctx );
}
/* Remove op from lock table */
mt = opc->smt;
if ( mt ) {
- modinst *mi = mt->mt_mods;
-
+ ldap_pvt_thread_mutex_lock( &mt->mt_mutex );
+ mt->mt_mods = mt->mt_mods->mi_next;
/* If there are more, promote the next one */
- if ( mi->mi_next ) {
- ldap_pvt_thread_mutex_lock( &mt->mt_mutex );
- mt->mt_mods = mi->mi_next;
+ if ( mt->mt_mods ) {
mt->mt_op = mt->mt_mods->mi_op;
ldap_pvt_thread_mutex_unlock( &mt->mt_mutex );
} else {
+ ldap_pvt_thread_mutex_unlock( &mt->mt_mutex );
ldap_pvt_thread_mutex_lock( &si->si_mods_mutex );
avl_delete( &si->si_mods, mt, sp_avl_cmp );
ldap_pvt_thread_mutex_unlock( &si->si_mods_mutex );
SlapReply rsm = { 0 };
slap_callback cb = {0};
BackendDB be;
+
#ifdef CHECK_CSN
Syntax *syn = slap_schema.si_ad_contextCSN->ad_type->sat_syntax;
be = *on->on_info->oi_origdb;
opm.o_bd = &be;
}
- opm.o_req_dn = opm.o_bd->be_suffix[0];
- opm.o_req_ndn = opm.o_bd->be_nsuffix[0];
+ opm.o_req_dn = si->si_contextdn;
+ opm.o_req_ndn = si->si_contextdn;
opm.o_bd->bd_info = on->on_info->oi_orig;
opm.o_managedsait = SLAP_CONTROL_NONCRITICAL;
opm.o_no_schema_check = 1;
opm.o_bd->be_modify( &opm, &rsm );
+
+ if ( rsm.sr_err == LDAP_NO_SUCH_OBJECT &&
+ SLAP_SYNC_SUBENTRY( opm.o_bd )) {
+ const char *text;
+ char txtbuf[SLAP_TEXT_BUFLEN];
+ size_t textlen = sizeof txtbuf;
+ Entry *e = slap_create_context_csn_entry( opm.o_bd, NULL );
+ slap_mods2entry( &mod, &e, 0, 1, &text, txtbuf, textlen);
+ opm.ora_e = e;
+ opm.o_bd->be_add( &opm, &rsm );
+ if ( e == opm.ora_e )
+ be_entry_release_w( &opm, opm.ora_e );
+ }
+
if ( mod.sml_next != NULL ) {
slap_mods_free( mod.sml_next, 1 );
}
slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
slog_entry *se;
int i, j, ndel, num, nmods, mmods;
- char cbuf[LDAP_LUTIL_CSNSTR_BUFSIZE];
+ char cbuf[LDAP_PVT_CSNSTR_BUFSIZE];
BerVarray uuids;
struct berval delcsn[2];
if ( rs->sr_err == LDAP_SUCCESS )
{
struct berval maxcsn;
- char cbuf[LDAP_LUTIL_CSNSTR_BUFSIZE];
+ char cbuf[LDAP_PVT_CSNSTR_BUFSIZE];
int do_check = 0, have_psearches, foundit, csn_changed = 0;
+ ldap_pvt_thread_mutex_lock( &si->si_resp_mutex );
+
/* Update our context CSN */
cbuf[0] = '\0';
maxcsn.bv_val = cbuf;
maxcsn.bv_len = sizeof(cbuf);
ldap_pvt_thread_rdwr_wlock( &si->si_csn_rwlock );
- if ( op->o_dont_replicate &&
+ slap_get_commit_csn( op, &maxcsn, &foundit );
+ if ( BER_BVISEMPTY( &maxcsn ) && SLAP_GLUE_SUBORDINATE( op->o_bd )) {
+ /* syncrepl queues the CSN values in the db where
+ * it is configured , not where the changes are made.
+ * So look for a value in the glue db if we didn't
+ * find any in this db.
+ */
+ BackendDB *be = op->o_bd;
+ op->o_bd = select_backend( &be->be_nsuffix[0], 1);
+ maxcsn.bv_val = cbuf;
+ maxcsn.bv_len = sizeof(cbuf);
+ slap_get_commit_csn( op, &maxcsn, &foundit );
+ op->o_bd = be;
+ }
+ if ( !BER_BVISEMPTY( &maxcsn ) ) {
+ int i, sid;
+#ifdef CHECK_CSN
+ Syntax *syn = slap_schema.si_ad_contextCSN->ad_type->sat_syntax;
+ assert( !syn->ssyn_validate( syn, &maxcsn ));
+#endif
+ sid = slap_parse_csn_sid( &maxcsn );
+ for ( i=0; i<si->si_numcsns; i++ ) {
+ if ( sid == si->si_sids[i] ) {
+ if ( ber_bvcmp( &maxcsn, &si->si_ctxcsn[i] ) > 0 ) {
+ ber_bvreplace( &si->si_ctxcsn[i], &maxcsn );
+ csn_changed = 1;
+ }
+ break;
+ }
+ }
+ /* It's a new SID for us */
+ if ( i == si->si_numcsns ) {
+ value_add_one( &si->si_ctxcsn, &maxcsn );
+ csn_changed = 1;
+ si->si_numcsns++;
+ si->si_sids = ch_realloc( si->si_sids, si->si_numcsns *
+ sizeof(int));
+ si->si_sids[i] = sid;
+ }
+ }
+
+ /* Don't do any processing for consumer contextCSN updates */
+ if ( op->o_dont_replicate ) {
+ if ( op->o_tag == LDAP_REQ_MODIFY &&
op->orm_modlist->sml_op == LDAP_MOD_REPLACE &&
op->orm_modlist->sml_desc == slap_schema.si_ad_contextCSN ) {
/* Catch contextCSN updates from syncrepl. We have to look at
for ( i=0; i<mod->sml_numvals; i++ ) {
sid = slap_parse_csn_sid( &mod->sml_values[i] );
-
for ( j=0; j<si->si_numcsns; j++ ) {
if ( sid == si->si_sids[j] ) {
if ( ber_bvcmp( &mod->sml_values[i], &si->si_ctxcsn[j] ) > 0 ) {
}
}
}
- return SLAP_CB_CONTINUE;
- }
-
- slap_get_commit_csn( op, &maxcsn, &foundit );
- if ( BER_BVISEMPTY( &maxcsn ) && SLAP_GLUE_SUBORDINATE( op->o_bd )) {
- /* syncrepl queues the CSN values in the db where
- * it is configured , not where the changes are made.
- * So look for a value in the glue db if we didn't
- * find any in this db.
- */
- BackendDB *be = op->o_bd;
- op->o_bd = select_backend( &be->be_nsuffix[0], 1);
- maxcsn.bv_val = cbuf;
- maxcsn.bv_len = sizeof(cbuf);
- slap_get_commit_csn( op, &maxcsn, &foundit );
- op->o_bd = be;
- }
- if ( !BER_BVISEMPTY( &maxcsn ) ) {
- int i, sid;
-#ifdef CHECK_CSN
- Syntax *syn = slap_schema.si_ad_contextCSN->ad_type->sat_syntax;
- assert( !syn->ssyn_validate( syn, &maxcsn ));
-#endif
- sid = slap_parse_csn_sid( &maxcsn );
- for ( i=0; i<si->si_numcsns; i++ ) {
- if ( sid == si->si_sids[i] ) {
- if ( ber_bvcmp( &maxcsn, &si->si_ctxcsn[i] ) > 0 ) {
- ber_bvreplace( &si->si_ctxcsn[i], &maxcsn );
- csn_changed = 1;
- }
- break;
- }
- }
- /* It's a new SID for us */
- if ( i == si->si_numcsns ) {
- value_add_one( &si->si_ctxcsn, &maxcsn );
- csn_changed = 1;
- si->si_numcsns++;
- si->si_sids = ch_realloc( si->si_sids, si->si_numcsns *
- sizeof(int));
- si->si_sids[i] = sid;
- }
-#if 0
- } else if ( !foundit ) {
- /* internal ops that aren't meant to be replicated */
- ldap_pvt_thread_rdwr_wunlock( &si->si_csn_rwlock );
- return SLAP_CB_CONTINUE;
-#endif
- }
-
- /* Don't do any processing for consumer contextCSN updates */
- if ( op->o_dont_replicate ) {
+ } else {
ldap_pvt_thread_rdwr_wunlock( &si->si_csn_rwlock );
- return SLAP_CB_CONTINUE;
+ }
+ goto leave;
}
si->si_numops++;
if ( si->si_chkops || si->si_chktime ) {
- if ( si->si_chkops && si->si_numops >= si->si_chkops ) {
- do_check = 1;
- si->si_numops = 0;
- }
- if ( si->si_chktime &&
- (op->o_time - si->si_chklast >= si->si_chktime )) {
- if ( si->si_chklast ) {
+ /* Never checkpoint adding the context entry,
+ * it will deadlock
+ */
+ if ( op->o_tag != LDAP_REQ_ADD ||
+ !dn_match( &op->o_req_ndn, &si->si_contextdn )) {
+ if ( si->si_chkops && si->si_numops >= si->si_chkops ) {
do_check = 1;
- si->si_chklast = op->o_time;
- } else {
- si->si_chklast = 1;
+ si->si_numops = 0;
+ }
+ if ( si->si_chktime &&
+ (op->o_time - si->si_chklast >= si->si_chktime )) {
+ if ( si->si_chklast ) {
+ do_check = 1;
+ si->si_chklast = op->o_time;
+ } else {
+ si->si_chklast = 1;
+ }
}
}
}
if ( si->si_logs && op->o_tag != LDAP_REQ_ADD ) {
syncprov_add_slog( op );
}
-
+leave: ldap_pvt_thread_mutex_unlock( &si->si_resp_mutex );
}
return SLAP_CB_CONTINUE;
}
syncprov_info_t *si = on->on_bi.bi_private;
int rc = SLAP_CB_CONTINUE;
- if ( dn_match( &op->o_req_ndn, op->o_bd->be_nsuffix ) &&
+ if ( dn_match( &op->o_req_ndn, &si->si_contextdn ) &&
op->oq_compare.rs_ava->aa_desc == slap_schema.si_ad_contextCSN )
{
Entry e = {0};
Attribute a = {0};
- e.e_name = op->o_bd->be_suffix[0];
- e.e_nname = op->o_bd->be_nsuffix[0];
+ e.e_name = si->si_contextdn;
+ e.e_nname = si->si_contextdn;
e.e_attrs = &a;
a.a_desc = slap_schema.si_ad_contextCSN;
mt = avl_find( si->si_mods, &mtdummy, sp_avl_cmp );
if ( mt ) {
ldap_pvt_thread_mutex_lock( &mt->mt_mutex );
+ if ( mt->mt_mods == NULL ) {
+ /* Cannot reuse this mt, as another thread is about
+ * to release it in syncprov_op_cleanup.
+ */
+ ldap_pvt_thread_mutex_unlock( &mt->mt_mutex );
+ mt = NULL;
+ }
+ }
+ if ( mt ) {
ldap_pvt_thread_mutex_unlock( &si->si_mods_mutex );
mt->mt_tail->mi_next = mi;
mt->mt_tail = mi;
LDAP_SYNC_ADD, rs->sr_ctrls, 0, 0, NULL );
}
} else if ( rs->sr_type == REP_RESULT && rs->sr_err == LDAP_SUCCESS ) {
- struct berval cookie;
+ struct berval cookie = BER_BVNULL;
- if ( ss->ss_flags & SS_CHANGED ) {
+ if ( ( ss->ss_flags & SS_CHANGED ) &&
+ ss->ss_ctxcsn && !BER_BVISNULL( &ss->ss_ctxcsn[0] )) {
slap_compose_sync_cookie( op, &cookie, ss->ss_ctxcsn,
srs->sr_state.rid, slap_serverID ? slap_serverID : -1 );
LDAP_TAG_SYNC_REFRESH_PRESENT : LDAP_TAG_SYNC_REFRESH_DELETE,
( ss->ss_flags & SS_CHANGED ) ? &cookie : NULL,
1, NULL, 0 );
- if ( ss->ss_flags & SS_CHANGED )
+ if ( !BER_BVISNULL( &cookie ))
op->o_tmpfree( cookie.bv_val, op->o_tmpmemctx );
/* Detach this Op from frontend control */
changed = SS_CHANGED;
else if ( newer > 0 ) {
/* our state is older, tell consumer nothing */
+ rs->sr_err = LDAP_SUCCESS;
+bailout:
if ( sop ) {
syncops **sp = &si->si_ops;
ldap_pvt_thread_mutex_unlock( &si->si_ops_mutex );
ch_free( sop );
}
- rs->sr_err = LDAP_SUCCESS;
rs->sr_ctrls = NULL;
send_ldap_result( op, rs );
return rs->sr_err;
ber_bvarray_free_x( ctxcsn, op->o_tmpmemctx );
if ( sids )
op->o_tmpfree( sids, op->o_tmpmemctx );
- send_ldap_error( op, rs, LDAP_SYNC_REFRESH_REQUIRED, "sync cookie is stale" );
- return rs->sr_err;
+ rs->sr_err = LDAP_SYNC_REFRESH_REQUIRED;
+ rs->sr_text = "sync cookie is stale";
+ goto bailout;
}
if ( srs->sr_state.ctxcsn ) {
ber_bvarray_free_x( srs->sr_state.ctxcsn, op->o_tmpmemctx );
ber_bvarray_free_x( ctxcsn, op->o_tmpmemctx );
if ( sids )
op->o_tmpfree( sids, op->o_tmpmemctx );
- send_ldap_result( op, rs );
- return rs->sr_err;
+ goto bailout;
}
}
} else {
return SLAP_CB_CONTINUE;
if ( rs->sr_entry &&
- dn_match( &rs->sr_entry->e_nname, op->o_bd->be_nsuffix )) {
+ dn_match( &rs->sr_entry->e_nname, &si->si_contextdn )) {
if ( SLAP_OPATTRS( rs->sr_attr_flags ) ||
ad_inlist( slap_schema.si_ad_contextCSN, rs->sr_attrs )) {
case SP_CHKPT:
if ( si->si_chkops || si->si_chktime ) {
struct berval bv;
+ /* we assume si_chktime is a multiple of 60
+ * because the parsed value was originally
+ * multiplied by 60 */
bv.bv_len = snprintf( c->cr_msg, sizeof( c->cr_msg ),
- "%d %d", si->si_chkops, si->si_chktime );
+ "%d %d", si->si_chkops, si->si_chktime/60 );
if ( bv.bv_len >= sizeof( c->cr_msg ) ) {
rc = 1;
} else {
}
sl = si->si_logs;
if ( !sl ) {
- sl = ch_malloc( sizeof( sessionlog ) + LDAP_LUTIL_CSNSTR_BUFSIZE );
+ sl = ch_malloc( sizeof( sessionlog ) + LDAP_PVT_CSNSTR_BUFSIZE );
sl->sl_mincsn.bv_val = (char *)(sl+1);
sl->sl_mincsn.bv_len = 0;
sl->sl_num = 0;
}
thrctx = ldap_pvt_thread_pool_context();
- connection_fake_init( &conn, &opbuf, thrctx );
+ connection_fake_init2( &conn, &opbuf, thrctx, 0 );
op = &opbuf.ob_op;
op->o_bd = be;
op->o_dn = be->be_rootdn;
op->o_ndn = be->be_rootndn;
- rc = overlay_entry_get_ov( op, be->be_nsuffix, NULL,
+ if ( SLAP_SYNC_SUBENTRY( be )) {
+ build_new_dn( &si->si_contextdn, be->be_nsuffix,
+ (struct berval *)&slap_ldapsync_cn_bv, NULL );
+ } else {
+ si->si_contextdn = be->be_nsuffix[0];
+ }
+ rc = overlay_entry_get_ov( op, &si->si_contextdn, NULL,
slap_schema.si_ad_contextCSN, 0, &e, on );
if ( e ) {
/* Didn't find a contextCSN, should we generate one? */
if ( !si->si_ctxcsn ) {
- char csnbuf[ LDAP_LUTIL_CSNSTR_BUFSIZE ];
+ char csnbuf[ LDAP_PVT_CSNSTR_BUFSIZE ];
struct berval csn;
if ( SLAP_SYNC_SHADOW( op->o_bd )) {
void *thrctx;
thrctx = ldap_pvt_thread_pool_context();
- connection_fake_init( &conn, &opbuf, thrctx );
+ connection_fake_init2( &conn, &opbuf, thrctx, 0 );
op = &opbuf.ob_op;
op->o_bd = be;
op->o_dn = be->be_rootdn;
ldap_pvt_thread_rdwr_init( &si->si_csn_rwlock );
ldap_pvt_thread_mutex_init( &si->si_ops_mutex );
ldap_pvt_thread_mutex_init( &si->si_mods_mutex );
+ ldap_pvt_thread_mutex_init( &si->si_resp_mutex );
csn_anlist[0].an_desc = slap_schema.si_ad_entryCSN;
csn_anlist[0].an_name = slap_schema.si_ad_entryCSN->ad_cname;
ber_bvarray_free( si->si_ctxcsn );
if ( si->si_sids )
ch_free( si->si_sids );
+ ldap_pvt_thread_mutex_destroy( &si->si_resp_mutex );
ldap_pvt_thread_mutex_destroy( &si->si_mods_mutex );
ldap_pvt_thread_mutex_destroy( &si->si_ops_mutex );
ldap_pvt_thread_rdwr_destroy( &si->si_csn_rwlock );