mirror/openldap
2
0
Fork 0
mirror of https://git.openldap.org/openldap/openldap.git synced 2024-12-21 03:10:25 +08:00
Code Issues Packages Projects Releases Wiki Activity
79024465dc
openldap/servers/slapd/syncrepl.c
Pierangelo Masarati 79024465dc check dn normalization result
2009-05-07 15:27:01 +00:00

4675 lines
126 KiB
C
Raw Blame History

/* syncrepl.c -- Replication Engine which uses the LDAP Sync protocol */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2003-2009 The OpenLDAP Foundation.
* Portions Copyright 2003 by IBM Corporation.
* Portions Copyright 2003-2008 by Howard Chu, Symas Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "lutil.h"
#include "slap.h"
#include "lutil_ldap.h"
#include "config.h"
#include "ldap_rq.h"
struct nonpresent_entry {
struct berval *npe_name;
struct berval *npe_nname;
LDAP_LIST_ENTRY(nonpresent_entry) npe_link;
};
typedef struct cookie_state {
ldap_pvt_thread_mutex_t cs_mutex;
int cs_num;
int cs_age;
int cs_ref;
struct berval *cs_vals;
int *cs_sids;
} cookie_state;
#define SYNCDATA_DEFAULT 0 /* entries are plain LDAP entries */
#define SYNCDATA_ACCESSLOG 1 /* entries are accesslog format */
#define SYNCDATA_CHANGELOG 2 /* entries are changelog format */
#define SYNCLOG_LOGGING 0 /* doing a log-based update */
#define SYNCLOG_FALLBACK 1 /* doing a full refresh */
#define RETRYNUM_FOREVER (-1) /* retry forever */
#define RETRYNUM_TAIL (-2) /* end of retrynum array */
#define RETRYNUM_VALID(n) ((n) >= RETRYNUM_FOREVER) /* valid retrynum */
#define RETRYNUM_FINITE(n) ((n) > RETRYNUM_FOREVER) /* not forever */
typedef struct syncinfo_s {
struct syncinfo_s *si_next;
BackendDB *si_be;
BackendDB *si_wbe;
struct re_s *si_re;
int si_rid;
char si_ridtxt[ STRLENOF("rid=999") + 1 ];
slap_bindconf si_bindconf;
struct berval si_base;
struct berval si_logbase;
struct berval si_filterstr;
struct berval si_logfilterstr;
int si_scope;
int si_attrsonly;
char *si_anfile;
AttributeName *si_anlist;
AttributeName *si_exanlist;
char **si_attrs;
char **si_exattrs;
int si_allattrs;
int si_allopattrs;
int si_schemachecking;
int si_type; /* the active type */
int si_ctype; /* the configured type */
time_t si_interval;
time_t *si_retryinterval;
int *si_retrynum_init;
int *si_retrynum;
struct sync_cookie si_syncCookie;
cookie_state *si_cookieState;
int si_cookieAge;
int si_manageDSAit;
int si_slimit;
int si_tlimit;
int si_refreshDelete;
int si_refreshPresent;
int si_refreshDone;
int si_syncdata;
int si_logstate;
int si_got;
ber_int_t si_msgid;
Avlnode *si_presentlist;
LDAP *si_ld;
Connection *si_conn;
LDAP_LIST_HEAD(np, nonpresent_entry) si_nonpresentlist;
ldap_pvt_thread_mutex_t si_mutex;
} syncinfo_t;
static int syncuuid_cmp( const void *, const void * );
static int avl_presentlist_insert( syncinfo_t* si, struct berval *syncUUID );
static void syncrepl_del_nonpresent( Operation *, syncinfo_t *, BerVarray, struct sync_cookie *, int );
static int syncrepl_message_to_op(
syncinfo_t *, Operation *, LDAPMessage * );
static int syncrepl_message_to_entry(
syncinfo_t *, Operation *, LDAPMessage *,
Modifications **, Entry **, int );
static int syncrepl_entry(
syncinfo_t *, Operation*, Entry*,
Modifications**,int, struct berval*,
struct berval *cookieCSN );
static int syncrepl_updateCookie(
syncinfo_t *, Operation *, struct berval *,
struct sync_cookie * );
static struct berval * slap_uuidstr_from_normalized(
struct berval *, struct berval *, void * );
/* callback functions */
static int dn_callback( Operation *, SlapReply * );
static int nonpresent_callback( Operation *, SlapReply * );
static int null_callback( Operation *, SlapReply * );
static AttributeDescription *sync_descs[4];
static const char *
syncrepl_state2str( int state )
{
switch ( state ) {
case LDAP_SYNC_PRESENT:
return "PRESENT";
case LDAP_SYNC_ADD:
return "ADD";
case LDAP_SYNC_MODIFY:
return "MODIFY";
case LDAP_SYNC_DELETE:
return "DELETE";
}
return "UNKNOWN";
}
static void
init_syncrepl(syncinfo_t *si)
{
int i, j, k, l, n;
char **attrs, **exattrs;
if ( !sync_descs[0] ) {
sync_descs[0] = slap_schema.si_ad_objectClass;
sync_descs[1] = slap_schema.si_ad_structuralObjectClass;
sync_descs[2] = slap_schema.si_ad_entryCSN;
sync_descs[3] = NULL;
}
if ( si->si_allattrs && si->si_allopattrs )
attrs = NULL;
else
attrs = anlist2attrs( si->si_anlist );
if ( attrs ) {
if ( si->si_allattrs ) {
i = 0;
while ( attrs[i] ) {
if ( !is_at_operational( at_find( attrs[i] ) ) ) {
for ( j = i; attrs[j] != NULL; j++ ) {
if ( j == i )
ch_free( attrs[i] );
attrs[j] = attrs[j+1];
}
} else {
i++;
}
}
attrs = ( char ** ) ch_realloc( attrs, (i + 2)*sizeof( char * ) );
attrs[i] = ch_strdup("*");
attrs[i + 1] = NULL;
} else if ( si->si_allopattrs ) {
i = 0;
while ( attrs[i] ) {
if ( is_at_operational( at_find( attrs[i] ) ) ) {
for ( j = i; attrs[j] != NULL; j++ ) {
if ( j == i )
ch_free( attrs[i] );
attrs[j] = attrs[j+1];
}
} else {
i++;
}
}
attrs = ( char ** ) ch_realloc( attrs, (i + 2)*sizeof( char * ) );
attrs[i] = ch_strdup("+");
attrs[i + 1] = NULL;
}
for ( i = 0; sync_descs[i] != NULL; i++ ) {
j = 0;
while ( attrs[j] ) {
if ( !strcmp( attrs[j], sync_descs[i]->ad_cname.bv_val ) ) {
for ( k = j; attrs[k] != NULL; k++ ) {
if ( k == j )
ch_free( attrs[k] );
attrs[k] = attrs[k+1];
}
} else {
j++;
}
}
}
for ( n = 0; attrs[ n ] != NULL; n++ ) /* empty */;
if ( si->si_allopattrs ) {
attrs = ( char ** ) ch_realloc( attrs, (n + 2)*sizeof( char * ) );
} else {
attrs = ( char ** ) ch_realloc( attrs, (n + 4)*sizeof( char * ) );
}
/* Add Attributes */
if ( si->si_allopattrs ) {
attrs[n++] = ch_strdup( sync_descs[0]->ad_cname.bv_val );
} else {
for ( i = 0; sync_descs[ i ] != NULL; i++ ) {
attrs[ n++ ] = ch_strdup ( sync_descs[i]->ad_cname.bv_val );
}
}
attrs[ n ] = NULL;
} else {
i = 0;
if ( si->si_allattrs == si->si_allopattrs ) {
attrs = (char**) ch_malloc( 3 * sizeof(char*) );
attrs[i++] = ch_strdup( "*" );
attrs[i++] = ch_strdup( "+" );
} else if ( si->si_allattrs && !si->si_allopattrs ) {
for ( n = 0; sync_descs[ n ] != NULL; n++ ) ;
attrs = (char**) ch_malloc( (n+1)* sizeof(char*) );
attrs[i++] = ch_strdup( "*" );
for ( j = 1; sync_descs[ j ] != NULL; j++ ) {
attrs[i++] = ch_strdup ( sync_descs[j]->ad_cname.bv_val );
}
} else if ( !si->si_allattrs && si->si_allopattrs ) {
attrs = (char**) ch_malloc( 3 * sizeof(char*) );
attrs[i++] = ch_strdup( "+" );
attrs[i++] = ch_strdup( sync_descs[0]->ad_cname.bv_val );
}
attrs[i] = NULL;
}
si->si_attrs = attrs;
exattrs = anlist2attrs( si->si_exanlist );
if ( exattrs ) {
for ( n = 0; exattrs[n] != NULL; n++ ) ;
for ( i = 0; sync_descs[i] != NULL; i++ ) {
j = 0;
while ( exattrs[j] != NULL ) {
if ( !strcmp( exattrs[j], sync_descs[i]->ad_cname.bv_val ) ) {
ch_free( exattrs[j] );
for ( k = j; exattrs[k] != NULL; k++ ) {
exattrs[k] = exattrs[k+1];
}
} else {
j++;
}
}
}
for ( i = 0; exattrs[i] != NULL; i++ ) {
for ( j = 0; si->si_anlist[j].an_name.bv_val; j++ ) {
ObjectClass *oc;
if ( ( oc = si->si_anlist[j].an_oc ) ) {
k = 0;
while ( oc->soc_required[k] ) {
if ( !strcmp( exattrs[i],
oc->soc_required[k]->sat_cname.bv_val ) ) {
ch_free( exattrs[i] );
for ( l = i; exattrs[l]; l++ ) {
exattrs[l] = exattrs[l+1];
}
} else {
k++;
}
}
}
}
}
for ( i = 0; exattrs[i] != NULL; i++ ) ;
if ( i != n )
exattrs = (char **) ch_realloc( exattrs, (i + 1)*sizeof(char *) );
}
si->si_exattrs = exattrs;
}
typedef struct logschema {
struct berval ls_dn;
struct berval ls_req;
struct berval ls_mod;
struct berval ls_newRdn;
struct berval ls_delRdn;
struct berval ls_newSup;
} logschema;
static logschema changelog_sc = {
BER_BVC("targetDN"),
BER_BVC("changeType"),
BER_BVC("changes"),
BER_BVC("newRDN"),
BER_BVC("deleteOldRDN"),
BER_BVC("newSuperior")
};
static logschema accesslog_sc = {
BER_BVC("reqDN"),
BER_BVC("reqType"),
BER_BVC("reqMod"),
BER_BVC("reqNewRDN"),
BER_BVC("reqDeleteOldRDN"),
BER_BVC("reqNewSuperior")
};
static int
ldap_sync_search(
syncinfo_t *si,
void *ctx )
{
BerElementBuffer berbuf;
BerElement *ber = (BerElement *)&berbuf;
LDAPControl c[3], *ctrls[4];
int rc;
int rhint;
char *base;
char **attrs, *lattrs[8];
char *filter;
int attrsonly;
int scope;
/* setup LDAP SYNC control */
ber_init2( ber, NULL, LBER_USE_DER );
ber_set_option( ber, LBER_OPT_BER_MEMCTX, &ctx );
/* If we're using a log but we have no state, then fallback to
* normal mode for a full refresh.
*/
if ( si->si_syncdata && !si->si_syncCookie.numcsns ) {
si->si_logstate = SYNCLOG_FALLBACK;
}
/* Use the log parameters if we're in log mode */
if ( si->si_syncdata && si->si_logstate == SYNCLOG_LOGGING ) {
logschema *ls;
if ( si->si_syncdata == SYNCDATA_ACCESSLOG )
ls = &accesslog_sc;
else
ls = &changelog_sc;
lattrs[0] = ls->ls_dn.bv_val;
lattrs[1] = ls->ls_req.bv_val;
lattrs[2] = ls->ls_mod.bv_val;
lattrs[3] = ls->ls_newRdn.bv_val;
lattrs[4] = ls->ls_delRdn.bv_val;
lattrs[5] = ls->ls_newSup.bv_val;
lattrs[6] = slap_schema.si_ad_entryCSN->ad_cname.bv_val;
lattrs[7] = NULL;
rhint = 0;
base = si->si_logbase.bv_val;
filter = si->si_logfilterstr.bv_val;
attrs = lattrs;
attrsonly = 0;
scope = LDAP_SCOPE_SUBTREE;
} else {
rhint = 1;
base = si->si_base.bv_val;
filter = si->si_filterstr.bv_val;
attrs = si->si_attrs;
attrsonly = si->si_attrsonly;
scope = si->si_scope;
}
if ( si->si_syncdata && si->si_logstate == SYNCLOG_FALLBACK ) {
si->si_type = LDAP_SYNC_REFRESH_ONLY;
} else {
si->si_type = si->si_ctype;
}
if ( !BER_BVISNULL( &si->si_syncCookie.octet_str ) )
{
ber_printf( ber, "{eOb}",
abs(si->si_type), &si->si_syncCookie.octet_str, rhint );
} else {
ber_printf( ber, "{eb}",
abs(si->si_type), rhint );
}
if ( (rc = ber_flatten2( ber, &c[0].ldctl_value, 0 ) ) == -1 ) {
ber_free_buf( ber );
return rc;
}
c[0].ldctl_oid = LDAP_CONTROL_SYNC;
c[0].ldctl_iscritical = si->si_type < 0;
ctrls[0] = &c[0];
c[1].ldctl_oid = LDAP_CONTROL_MANAGEDSAIT;
BER_BVZERO( &c[1].ldctl_value );
c[1].ldctl_iscritical = 1;
ctrls[1] = &c[1];
if ( !BER_BVISNULL( &si->si_bindconf.sb_authzId ) ) {
c[2].ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
c[2].ldctl_value = si->si_bindconf.sb_authzId;
c[2].ldctl_iscritical = 1;
ctrls[2] = &c[2];
ctrls[3] = NULL;
} else {
ctrls[2] = NULL;
}
rc = ldap_search_ext( si->si_ld, base, scope, filter, attrs, attrsonly,
ctrls, NULL, NULL, si->si_slimit, &si->si_msgid );
ber_free_buf( ber );
return rc;
}
static int
check_syncprov(
Operation *op,
syncinfo_t *si )
{
AttributeName at[2];
Attribute a = {0};
Entry e = {0};
SlapReply rs = {0};
int i, j, changed = 0;
/* Look for contextCSN from syncprov overlay. If
* there's no overlay, this will be a no-op. That means
* this is a pure consumer, so local changes will not be
* allowed, and all changes will already be reflected in
* the cookieState.
*/
a.a_desc = slap_schema.si_ad_contextCSN;
e.e_attrs = &a;
e.e_name = op->o_bd->be_suffix[0];
e.e_nname = op->o_bd->be_nsuffix[0];
at[0].an_name = a.a_desc->ad_cname;
at[0].an_desc = a.a_desc;
BER_BVZERO( &at[1].an_name );
rs.sr_entry = &e;
rs.sr_flags = REP_ENTRY_MODIFIABLE;
rs.sr_attrs = at;
op->o_req_dn = e.e_name;
op->o_req_ndn = e.e_nname;
ldap_pvt_thread_mutex_lock( &si->si_cookieState->cs_mutex );
i = backend_operational( op, &rs );
if ( i == LDAP_SUCCESS && a.a_nvals ) {
int num = a.a_numvals;
/* check for differences */
if ( num != si->si_cookieState->cs_num ) {
changed = 1;
} else {
for ( i=0; i<num; i++ ) {
if ( ber_bvcmp( &a.a_nvals[i],
&si->si_cookieState->cs_vals[i] )) {
changed = 1;
break;
}
}
}
if ( changed ) {
ber_bvarray_free( si->si_cookieState->cs_vals );
ch_free( si->si_cookieState->cs_sids );
si->si_cookieState->cs_num = num;
si->si_cookieState->cs_vals = a.a_nvals;
si->si_cookieState->cs_sids = slap_parse_csn_sids( a.a_nvals,
num, NULL );
si->si_cookieState->cs_age++;
} else {
ber_bvarray_free( a.a_nvals );
}
ber_bvarray_free( a.a_vals );
}
/* See if the cookieState has changed due to anything outside
* this particular consumer. That includes other consumers in
* the same context, or local changes detected above.
*/
if ( si->si_cookieState->cs_num > 0 && si->si_cookieAge !=
si->si_cookieState->cs_age ) {
if ( !si->si_syncCookie.numcsns ) {
ber_bvarray_free( si->si_syncCookie.ctxcsn );
ber_bvarray_dup_x( &si->si_syncCookie.ctxcsn,
si->si_cookieState->cs_vals, NULL );
changed = 1;
} else {
for (i=0; !BER_BVISNULL( &si->si_syncCookie.ctxcsn[i] ); i++) {
/* bogus, just dup everything */
if ( si->si_syncCookie.sids[i] == -1 ) {
ber_bvarray_free( si->si_syncCookie.ctxcsn );
ber_bvarray_dup_x( &si->si_syncCookie.ctxcsn,
si->si_cookieState->cs_vals, NULL );
changed = 1;
break;
}
for (j=0; j<si->si_cookieState->cs_num; j++) {
if ( si->si_syncCookie.sids[i] !=
si->si_cookieState->cs_sids[j] )
continue;
if ( bvmatch( &si->si_syncCookie.ctxcsn[i],
&si->si_cookieState->cs_vals[j] ))
break;
ber_bvreplace( &si->si_syncCookie.ctxcsn[i],
&si->si_cookieState->cs_vals[j] );
changed = 1;
break;
}
}
}
}
if ( changed ) {
si->si_cookieAge = si->si_cookieState->cs_age;
ch_free( si->si_syncCookie.octet_str.bv_val );
slap_compose_sync_cookie( NULL, &si->si_syncCookie.octet_str,
si->si_syncCookie.ctxcsn, si->si_syncCookie.rid,
si->si_syncCookie.sid );
}
ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex );
return changed;
}
static int
do_syncrep1(
Operation *op,
syncinfo_t *si )
{
int rc;
int cmdline_cookie_found = 0;
struct sync_cookie *sc = NULL;
#ifdef HAVE_TLS
void *ssl;
#endif
rc = slap_client_connect( &si->si_ld, &si->si_bindconf );
if ( rc != LDAP_SUCCESS ) {
goto done;
}
op->o_protocol = LDAP_VERSION3;
/* Set SSF to strongest of TLS, SASL SSFs */
op->o_sasl_ssf = 0;
op->o_tls_ssf = 0;
op->o_transport_ssf = 0;
#ifdef HAVE_TLS
if ( ldap_get_option( si->si_ld, LDAP_OPT_X_TLS_SSL_CTX, &ssl )
== LDAP_SUCCESS && ssl != NULL )
{
op->o_tls_ssf = ldap_pvt_tls_get_strength( ssl );
}
#endif /* HAVE_TLS */
{
ber_len_t ssf; /* ITS#5403, 3864 LDAP_OPT_X_SASL_SSF probably ought
to use sasl_ssf_t but currently uses ber_len_t */
ldap_get_option( si->si_ld, LDAP_OPT_X_SASL_SSF, &ssf );
op->o_sasl_ssf = ssf;
}
op->o_ssf = ( op->o_sasl_ssf > op->o_tls_ssf )
? op->o_sasl_ssf : op->o_tls_ssf;
ldap_set_option( si->si_ld, LDAP_OPT_TIMELIMIT, &si->si_tlimit );
rc = LDAP_DEREF_NEVER; /* actually could allow DEREF_FINDING */
ldap_set_option( si->si_ld, LDAP_OPT_DEREF, &rc );
ldap_set_option( si->si_ld, LDAP_OPT_REFERRALS, LDAP_OPT_OFF );
si->si_syncCookie.rid = si->si_rid;
/* whenever there are multiple data sources possible, advertise sid */
si->si_syncCookie.sid = ( SLAP_MULTIMASTER( si->si_be ) || si->si_be != si->si_wbe ) ?
slap_serverID : -1;
/* We've just started up, or the remote server hasn't sent us
* any meaningful state.
*/
if ( BER_BVISNULL( &si->si_syncCookie.octet_str ) ) {
int i;
LDAP_STAILQ_FOREACH( sc, &slap_sync_cookie, sc_next ) {
if ( si->si_rid == sc->rid ) {
cmdline_cookie_found = 1;
break;
}
}
if ( cmdline_cookie_found ) {
/* cookie is supplied in the command line */
LDAP_STAILQ_REMOVE( &slap_sync_cookie, sc, sync_cookie, sc_next );
/* ctxcsn wasn't parsed yet, do it now */
slap_parse_sync_cookie( sc, op->o_tmpmemctx );
slap_sync_cookie_free( &si->si_syncCookie, 0 );
slap_dup_sync_cookie( &si->si_syncCookie, sc );
slap_sync_cookie_free( sc, 1 );
} else {
ldap_pvt_thread_mutex_lock( &si->si_cookieState->cs_mutex );
if ( !si->si_cookieState->cs_num ) {
/* get contextCSN shadow replica from database */
BerVarray csn = NULL;
void *ctx = op->o_tmpmemctx;
op->o_req_ndn = op->o_bd->be_nsuffix[0];
op->o_req_dn = op->o_req_ndn;
/* try to read stored contextCSN */
op->o_tmpmemctx = NULL;
backend_attribute( op, NULL, &op->o_req_ndn,
slap_schema.si_ad_contextCSN, &csn, ACL_READ );
op->o_tmpmemctx = ctx;
if ( csn ) {
si->si_cookieState->cs_vals = csn;
for (i=0; !BER_BVISNULL( &csn[i] ); i++);
si->si_cookieState->cs_num = i;
si->si_cookieState->cs_sids = slap_parse_csn_sids( csn, i, NULL );
}
}
if ( si->si_cookieState->cs_num ) {
ber_bvarray_free( si->si_syncCookie.ctxcsn );
if ( ber_bvarray_dup_x( &si->si_syncCookie.ctxcsn,
si->si_cookieState->cs_vals, NULL )) {
rc = LDAP_NO_MEMORY;
ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex );
goto done;
}
si->si_syncCookie.numcsns = si->si_cookieState->cs_num;
si->si_syncCookie.sids = ch_malloc( si->si_cookieState->cs_num *
sizeof(int) );
for ( i=0; i<si->si_syncCookie.numcsns; i++ )
si->si_syncCookie.sids[i] = si->si_cookieState->cs_sids[i];
}
ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex );
}
slap_compose_sync_cookie( NULL, &si->si_syncCookie.octet_str,
si->si_syncCookie.ctxcsn, si->si_syncCookie.rid,
si->si_syncCookie.sid );
} else {
/* Look for contextCSN from syncprov overlay. */
check_syncprov( op, si );
}
si->si_refreshDone = 0;
rc = ldap_sync_search( si, op->o_tmpmemctx );
if( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY, "do_syncrep1: %s "
"ldap_search_ext: %s (%d)\n",
si->si_ridtxt, ldap_err2string( rc ), rc );
}
done:
if ( rc ) {
if ( si->si_ld ) {
ldap_unbind_ext( si->si_ld, NULL, NULL );
si->si_ld = NULL;
}
}
return rc;
}
static int
compare_csns( struct sync_cookie *sc1, struct sync_cookie *sc2, int *which )
{
int i, j, match = 0;
const char *text;
*which = 0;
if ( sc1->numcsns < sc2->numcsns ) {
*which = sc1->numcsns;
return -1;
}
for (j=0; j<sc2->numcsns; j++) {
for (i=0; i<sc1->numcsns; i++) {
if ( sc1->sids[i] != sc2->sids[j] )
continue;
value_match( &match, slap_schema.si_ad_entryCSN,
slap_schema.si_ad_entryCSN->ad_type->sat_ordering,
SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
&sc1->ctxcsn[i], &sc2->ctxcsn[j], &text );
if ( match < 0 ) {
*which = j;
return match;
}
break;
}
if ( i == sc1->numcsns ) {
/* sc2 has a sid sc1 lacks */
*which = j;
return -1;
}
}
return match;
}
#define SYNC_PAUSED -3
static int
do_syncrep2(
Operation *op,
syncinfo_t *si )
{
LDAPControl **rctrls = NULL;
BerElementBuffer berbuf;
BerElement *ber = (BerElement *)&berbuf;
LDAPMessage *msg = NULL;
char *retoid = NULL;
struct berval *retdata = NULL;
Entry *entry = NULL;
int syncstate;
struct berval syncUUID = BER_BVNULL;
struct sync_cookie syncCookie = { NULL };
struct sync_cookie syncCookie_req = { NULL };
struct berval cookie = BER_BVNULL;
int rc,
err = LDAP_SUCCESS;
ber_len_t len;
struct berval *psub;
Modifications *modlist = NULL;
int match, m;
struct timeval *tout_p = NULL;
struct timeval tout = { 0, 0 };
int refreshDeletes = 0;
BerVarray syncUUIDs = NULL;
ber_tag_t si_tag;
if ( slapd_shutdown ) {
rc = -2;
goto done;
}
ber_init2( ber, NULL, LBER_USE_DER );
ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
Debug( LDAP_DEBUG_TRACE, "=>do_syncrep2 %s\n", si->si_ridtxt, 0, 0 );
psub = &si->si_be->be_nsuffix[0];
slap_dup_sync_cookie( &syncCookie_req, &si->si_syncCookie );
if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST ) {
tout_p = &tout;
} else {
tout_p = NULL;
}
while ( ( rc = ldap_result( si->si_ld, si->si_msgid, LDAP_MSG_ONE,
tout_p, &msg ) ) > 0 )
{
LDAPControl *rctrlp = NULL;
if ( slapd_shutdown ) {
rc = -2;
goto done;
}
switch( ldap_msgtype( msg ) ) {
case LDAP_RES_SEARCH_ENTRY:
ldap_get_entry_controls( si->si_ld, msg, &rctrls );
/* we can't work without the control */
if ( rctrls ) {
LDAPControl **next;
/* NOTE: make sure we use the right one;
* a better approach would be to run thru
* the whole list and take care of all */
/* NOTE: since we issue the search request,
* we should know what controls to expect,
* and there should be none apart from the
* sync-related control */
rctrlp = ldap_control_find( LDAP_CONTROL_SYNC_STATE, rctrls, &next );
if ( next && ldap_control_find( LDAP_CONTROL_SYNC_STATE, next, NULL ) )
{
Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s "
"got search entry with multiple "
"Sync State control\n", si->si_ridtxt, 0, 0 );
ldap_controls_free( rctrls );
rc = -1;
goto done;
}
}
if ( rctrlp == NULL ) {
Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s "
"got search entry without "
"Sync State control\n", si->si_ridtxt, 0, 0 );
rc = -1;
goto done;
}
ber_init2( ber, &rctrlp->ldctl_value, LBER_USE_DER );
ber_scanf( ber, "{em" /*"}"*/, &syncstate, &syncUUID );
/* FIXME: what if syncUUID is NULL or empty?
* (happens with back-sql...) */
if ( BER_BVISEMPTY( &syncUUID ) ) {
Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s "
"got empty syncUUID with LDAP_SYNC_%s\n",
si->si_ridtxt,
syncrepl_state2str( syncstate ), 0 );
ldap_controls_free( rctrls );
rc = -1;
goto done;
}
if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE ) {
ber_scanf( ber, /*"{"*/ "m}", &cookie );
Debug( LDAP_DEBUG_SYNC, "do_syncrep2: cookie=%s\n",
BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0, 0 );
if ( !BER_BVISNULL( &cookie ) ) {
ch_free( syncCookie.octet_str.bv_val );
ber_dupbv( &syncCookie.octet_str, &cookie );
}
if ( !BER_BVISNULL( &syncCookie.octet_str ) )
{
slap_parse_sync_cookie( &syncCookie, NULL );
if ( syncCookie.ctxcsn ) {
int i, sid = slap_parse_csn_sid( syncCookie.ctxcsn );
for ( i =0; i<si->si_cookieState->cs_num; i++ ) {
if ( si->si_cookieState->cs_sids[i] == sid &&
ber_bvcmp( syncCookie.ctxcsn, &si->si_cookieState->cs_vals[i] ) <= 0 ) {
Debug( LDAP_DEBUG_SYNC, "do_syncrep2: %s CSN too old, ignoring %s\n",
si->si_ridtxt, syncCookie.ctxcsn->bv_val, 0 );
ldap_controls_free( rctrls );
rc = 0;
goto done;
}
}
}
op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie;
}
}
rc = 0;
if ( si->si_syncdata && si->si_logstate == SYNCLOG_LOGGING ) {
modlist = NULL;
if ( ( rc = syncrepl_message_to_op( si, op, msg ) ) == LDAP_SUCCESS &&
syncCookie.ctxcsn )
{
rc = syncrepl_updateCookie( si, op, psub, &syncCookie );
} else switch ( rc ) {
case LDAP_ALREADY_EXISTS:
case LDAP_NO_SUCH_OBJECT:
case LDAP_NO_SUCH_ATTRIBUTE:
case LDAP_TYPE_OR_VALUE_EXISTS:
rc = LDAP_SYNC_REFRESH_REQUIRED;
si->si_logstate = SYNCLOG_FALLBACK;
ldap_abandon_ext( si->si_ld, si->si_msgid, NULL, NULL );
break;
default:
break;
}
} else if ( ( rc = syncrepl_message_to_entry( si, op, msg,
&modlist, &entry, syncstate ) ) == LDAP_SUCCESS )
{
if ( ( rc = syncrepl_entry( si, op, entry, &modlist,
syncstate, &syncUUID, syncCookie.ctxcsn ) ) == LDAP_SUCCESS &&
syncCookie.ctxcsn )
{
rc = syncrepl_updateCookie( si, op, psub, &syncCookie );
}
}
ldap_controls_free( rctrls );
if ( modlist ) {
slap_mods_free( modlist, 1 );
}
if ( rc )
goto done;
break;
case LDAP_RES_SEARCH_REFERENCE:
Debug( LDAP_DEBUG_ANY,
"do_syncrep2: %s reference received error\n",
si->si_ridtxt, 0, 0 );
break;
case LDAP_RES_SEARCH_RESULT:
Debug( LDAP_DEBUG_SYNC,
"do_syncrep2: %s LDAP_RES_SEARCH_RESULT\n",
si->si_ridtxt, 0, 0 );
ldap_parse_result( si->si_ld, msg, &err, NULL, NULL, NULL,
&rctrls, 0 );
#ifdef LDAP_X_SYNC_REFRESH_REQUIRED
if ( err == LDAP_X_SYNC_REFRESH_REQUIRED ) {
/* map old result code to registered code */
err = LDAP_SYNC_REFRESH_REQUIRED;
}
#endif
if ( err == LDAP_SYNC_REFRESH_REQUIRED ) {
if ( si->si_logstate == SYNCLOG_LOGGING ) {
si->si_logstate = SYNCLOG_FALLBACK;
}
rc = err;
goto done;
}
if ( err ) {
Debug( LDAP_DEBUG_ANY,
"do_syncrep2: %s LDAP_RES_SEARCH_RESULT (%d) %s\n",
si->si_ridtxt, err, ldap_err2string( err ) );
}
if ( rctrls ) {
LDAPControl **next;
/* NOTE: make sure we use the right one;
* a better approach would be to run thru
* the whole list and take care of all */
/* NOTE: since we issue the search request,
* we should know what controls to expect,
* and there should be none apart from the
* sync-related control */
rctrlp = ldap_control_find( LDAP_CONTROL_SYNC_DONE, rctrls, &next );
if ( next && ldap_control_find( LDAP_CONTROL_SYNC_DONE, next, NULL ) )
{
Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s "
"got search result with multiple "
"Sync State control\n", si->si_ridtxt, 0, 0 );
ldap_controls_free( rctrls );
rc = -1;
goto done;
}
}
if ( rctrlp ) {
ber_init2( ber, &rctrlp->ldctl_value, LBER_USE_DER );
ber_scanf( ber, "{" /*"}"*/);
if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE ) {
ber_scanf( ber, "m", &cookie );
Debug( LDAP_DEBUG_SYNC, "do_syncrep2: cookie=%s\n",
BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0, 0 );
if ( !BER_BVISNULL( &cookie ) ) {
ch_free( syncCookie.octet_str.bv_val );
ber_dupbv( &syncCookie.octet_str, &cookie);
}
if ( !BER_BVISNULL( &syncCookie.octet_str ) )
{
slap_parse_sync_cookie( &syncCookie, NULL );
op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie;
}
}
if ( ber_peek_tag( ber, &len ) == LDAP_TAG_REFRESHDELETES )
{
ber_scanf( ber, "b", &refreshDeletes );
}
ber_scanf( ber, /*"{"*/ "}" );
}
if ( SLAP_MULTIMASTER( op->o_bd ) && check_syncprov( op, si )) {
slap_sync_cookie_free( &syncCookie_req, 0 );
slap_dup_sync_cookie( &syncCookie_req, &si->si_syncCookie );
}
if ( !syncCookie.ctxcsn ) {
match = 1;
} else if ( !syncCookie_req.ctxcsn ) {
match = -1;
m = 0;
} else {
match = compare_csns( &syncCookie_req, &syncCookie, &m );
}
if ( rctrls ) {
ldap_controls_free( rctrls );
}
if (si->si_type != LDAP_SYNC_REFRESH_AND_PERSIST) {
/* FIXME : different error behaviors according to
* 1) err code : LDAP_BUSY ...
* 2) on err policy : stop service, stop sync, retry
*/
if ( refreshDeletes == 0 && match < 0 &&
err == LDAP_SUCCESS &&
syncCookie_req.numcsns == syncCookie.numcsns )
{
syncrepl_del_nonpresent( op, si, NULL,
&syncCookie, m );
} else {
avl_free( si->si_presentlist, ch_free );
si->si_presentlist = NULL;
}
}
if ( syncCookie.ctxcsn && match < 0 && err == LDAP_SUCCESS )
{
rc = syncrepl_updateCookie( si, op, psub, &syncCookie );
}
if ( err == LDAP_SUCCESS
&& si->si_logstate == SYNCLOG_FALLBACK ) {
si->si_logstate = SYNCLOG_LOGGING;
rc = LDAP_SYNC_REFRESH_REQUIRED;
} else {
rc = -2;
}
goto done;
break;
case LDAP_RES_INTERMEDIATE:
rc = ldap_parse_intermediate( si->si_ld, msg,
&retoid, &retdata, NULL, 0 );
if ( !rc && !strcmp( retoid, LDAP_SYNC_INFO ) ) {
ber_init2( ber, retdata, LBER_USE_DER );
switch ( si_tag = ber_peek_tag( ber, &len ) ) {
ber_tag_t tag;
case LDAP_TAG_SYNC_NEW_COOKIE:
Debug( LDAP_DEBUG_SYNC,
"do_syncrep2: %s %s - %s\n",
si->si_ridtxt,
"LDAP_RES_INTERMEDIATE",
"NEW_COOKIE" );
ber_scanf( ber, "tm", &tag, &cookie );
Debug( LDAP_DEBUG_SYNC,
"do_syncrep2: %s NEW_COOKIE: %s\n",
si->si_ridtxt,
cookie.bv_val, 0);
if ( !BER_BVISNULL( &cookie ) ) {
ch_free( syncCookie.octet_str.bv_val );
ber_dupbv( &syncCookie.octet_str, &cookie );
}
if (!BER_BVISNULL( &syncCookie.octet_str ) ) {
slap_parse_sync_cookie( &syncCookie, NULL );
op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie;
}
break;
case LDAP_TAG_SYNC_REFRESH_DELETE:
case LDAP_TAG_SYNC_REFRESH_PRESENT:
Debug( LDAP_DEBUG_SYNC,
"do_syncrep2: %s %s - %s\n",
si->si_ridtxt,
"LDAP_RES_INTERMEDIATE",
si_tag == LDAP_TAG_SYNC_REFRESH_PRESENT ?
"REFRESH_PRESENT" : "REFRESH_DELETE" );
if ( si_tag == LDAP_TAG_SYNC_REFRESH_DELETE ) {
si->si_refreshDelete = 1;
} else {
si->si_refreshPresent = 1;
}
ber_scanf( ber, "t{" /*"}"*/, &tag );
if ( ber_peek_tag( ber, &len ) == LDAP_TAG_SYNC_COOKIE )
{
ber_scanf( ber, "m", &cookie );
Debug( LDAP_DEBUG_SYNC, "do_syncrep2: cookie=%s\n",
BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0, 0 );
if ( !BER_BVISNULL( &cookie ) ) {
ch_free( syncCookie.octet_str.bv_val );
ber_dupbv( &syncCookie.octet_str, &cookie );
}
if ( !BER_BVISNULL( &syncCookie.octet_str ) )
{
slap_parse_sync_cookie( &syncCookie, NULL );
op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie;
}
}
/* Defaults to TRUE */
if ( ber_peek_tag( ber, &len ) ==
LDAP_TAG_REFRESHDONE )
{
ber_scanf( ber, "b", &si->si_refreshDone );
} else
{
si->si_refreshDone = 1;
}
ber_scanf( ber, /*"{"*/ "}" );
break;
case LDAP_TAG_SYNC_ID_SET:
Debug( LDAP_DEBUG_SYNC,
"do_syncrep2: %s %s - %s\n",
si->si_ridtxt,
"LDAP_RES_INTERMEDIATE",
"SYNC_ID_SET" );
ber_scanf( ber, "t{" /*"}"*/, &tag );
if ( ber_peek_tag( ber, &len ) ==
LDAP_TAG_SYNC_COOKIE )
{
ber_scanf( ber, "m", &cookie );
Debug( LDAP_DEBUG_SYNC, "do_syncrep2: cookie=%s\n",
BER_BVISNULL( &cookie ) ? "" : cookie.bv_val, 0, 0 );
if ( !BER_BVISNULL( &cookie ) ) {
ch_free( syncCookie.octet_str.bv_val );
ber_dupbv( &syncCookie.octet_str, &cookie );
}
if ( !BER_BVISNULL( &syncCookie.octet_str ) )
{
slap_parse_sync_cookie( &syncCookie, NULL );
op->o_controls[slap_cids.sc_LDAPsync] = &syncCookie;
compare_csns( &syncCookie_req, &syncCookie, &m );
}
}
if ( ber_peek_tag( ber, &len ) ==
LDAP_TAG_REFRESHDELETES )
{
ber_scanf( ber, "b", &refreshDeletes );
}
ber_scanf( ber, "[W]", &syncUUIDs );
ber_scanf( ber, /*"{"*/ "}" );
if ( refreshDeletes ) {
syncrepl_del_nonpresent( op, si, syncUUIDs,
&syncCookie, m );
ber_bvarray_free_x( syncUUIDs, op->o_tmpmemctx );
} else {
int i;
for ( i = 0; !BER_BVISNULL( &syncUUIDs[i] ); i++ ) {
(void)avl_presentlist_insert( si, &syncUUIDs[i] );
slap_sl_free( syncUUIDs[i].bv_val, op->o_tmpmemctx );
}
slap_sl_free( syncUUIDs, op->o_tmpmemctx );
}
slap_sync_cookie_free( &syncCookie, 0 );
break;
default:
Debug( LDAP_DEBUG_ANY,
"do_syncrep2: %s unknown syncinfo tag (%ld)\n",
si->si_ridtxt, (long) si_tag, 0 );
ldap_memfree( retoid );
ber_bvfree( retdata );
continue;
}
if ( SLAP_MULTIMASTER( op->o_bd ) && check_syncprov( op, si )) {
slap_sync_cookie_free( &syncCookie_req, 0 );
slap_dup_sync_cookie( &syncCookie_req, &si->si_syncCookie );
}
if ( !syncCookie.ctxcsn ) {
match = 1;
} else if ( !syncCookie_req.ctxcsn ) {
match = -1;
m = 0;
} else {
match = compare_csns( &syncCookie_req, &syncCookie, &m );
}
if ( match < 0 ) {
if ( si->si_refreshPresent == 1 &&
si_tag != LDAP_TAG_SYNC_NEW_COOKIE &&
syncCookie_req.numcsns == syncCookie.numcsns ) {
syncrepl_del_nonpresent( op, si, NULL,
&syncCookie, m );
}
if ( syncCookie.ctxcsn )
{
rc = syncrepl_updateCookie( si, op, psub, &syncCookie);
}
}
ldap_memfree( retoid );
ber_bvfree( retdata );
break;
} else {
Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s "
"unknown intermediate response (%d)\n",
si->si_ridtxt, rc, 0 );
ldap_memfree( retoid );
ber_bvfree( retdata );
break;
}
break;
default:
Debug( LDAP_DEBUG_ANY, "do_syncrep2: %s "
"unknown message (0x%02lx)\n",
si->si_ridtxt,
(unsigned long)ldap_msgtype( msg ), 0 );
break;
}
if ( !BER_BVISNULL( &syncCookie.octet_str ) ) {
slap_sync_cookie_free( &syncCookie_req, 0 );
slap_dup_sync_cookie( &syncCookie_req, &syncCookie );
slap_sync_cookie_free( &syncCookie, 0 );
}
ldap_msgfree( msg );
msg = NULL;
if ( ldap_pvt_thread_pool_pausing( &connection_pool )) {
slap_sync_cookie_free( &syncCookie, 0 );
slap_sync_cookie_free( &syncCookie_req, 0 );
return SYNC_PAUSED;
}
}
if ( rc == -1 ) {
ldap_get_option( si->si_ld, LDAP_OPT_ERROR_NUMBER, &rc );
err = rc;
}
done:
if ( err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"do_syncrep2: %s (%d) %s\n",
si->si_ridtxt, err, ldap_err2string( err ) );
}
slap_sync_cookie_free( &syncCookie, 0 );
slap_sync_cookie_free( &syncCookie_req, 0 );
if ( msg ) ldap_msgfree( msg );
if ( rc && rc != LDAP_SYNC_REFRESH_REQUIRED && si->si_ld ) {
if ( si->si_conn ) {
connection_client_stop( si->si_conn );
si->si_conn = NULL;
}
ldap_unbind_ext( si->si_ld, NULL, NULL );
si->si_ld = NULL;
}
return rc;
}
static void *
do_syncrepl(
void *ctx,
void *arg )
{
struct re_s* rtask = arg;
syncinfo_t *si = ( syncinfo_t * ) rtask->arg;
Connection conn = {0};
OperationBuffer opbuf;
Operation *op;
int rc = LDAP_SUCCESS;
int dostop = 0;
ber_socket_t s;
int i, defer = 1, fail = 0;
Backend *be;
if ( si == NULL )
return NULL;
if ( slapd_shutdown )
return NULL;
Debug( LDAP_DEBUG_TRACE, "=>do_syncrepl %s\n", si->si_ridtxt, 0, 0 );
/* Don't get stuck here while a pause is initiated */
while ( ldap_pvt_thread_mutex_trylock( &si->si_mutex )) {
if ( slapd_shutdown )
return NULL;
if ( !ldap_pvt_thread_pool_pausecheck( &connection_pool ))
ldap_pvt_thread_yield();
}
if ( !si->si_ctype )
goto deleted;
switch( abs( si->si_type ) ) {
case LDAP_SYNC_REFRESH_ONLY:
case LDAP_SYNC_REFRESH_AND_PERSIST:
break;
default:
ldap_pvt_thread_mutex_unlock( &si->si_mutex );
return NULL;
}
if ( slapd_shutdown ) {
if ( si->si_ld ) {
if ( si->si_conn ) {
connection_client_stop( si->si_conn );
si->si_conn = NULL;
}
ldap_unbind_ext( si->si_ld, NULL, NULL );
si->si_ld = NULL;
}
ldap_pvt_thread_mutex_unlock( &si->si_mutex );
return NULL;
}
connection_fake_init( &conn, &opbuf, ctx );
op = &opbuf.ob_op;
op->o_managedsait = SLAP_CONTROL_NONCRITICAL;
be = si->si_be;
/* Coordinate contextCSN updates with any syncprov overlays
* in use. This may be complicated by the use of the glue
* overlay.
*
* Typically there is a single syncprov mastering the entire
* glued tree. In that case, our contextCSN updates should
* go to the master DB. But if there is no syncprov on the
* master DB, then nothing special is needed here.
*
* Alternatively, there may be individual syncprov overlays
* on each glued branch. In that case, each syncprov only
* knows about changes within its own branch. And so our
* contextCSN updates should only go to the local DB.
*/
if ( !si->si_wbe ) {
if ( SLAP_GLUE_SUBORDINATE( be ) && !overlay_is_inst( be, "syncprov" )) {
BackendDB * top_be = select_backend( &be->be_nsuffix[0], 1 );
if ( overlay_is_inst( top_be, "syncprov" ))
si->si_wbe = select_backend( &be->be_nsuffix[0], 1 );
else
si->si_wbe = be;
} else {
si->si_wbe = be;
}
}
if ( !si->si_schemachecking )
op->o_no_schema_check = 1;
/* Establish session, do search */
if ( !si->si_ld ) {
si->si_refreshDelete = 0;
si->si_refreshPresent = 0;
/* use main DB when retrieving contextCSN */
op->o_bd = si->si_wbe;
op->o_dn = op->o_bd->be_rootdn;
op->o_ndn = op->o_bd->be_rootndn;
rc = do_syncrep1( op, si );
}
reload:
/* Process results */
if ( rc == LDAP_SUCCESS ) {
ldap_get_option( si->si_ld, LDAP_OPT_DESC, &s );
/* use current DB */
op->o_bd = be;
op->o_dn = op->o_bd->be_rootdn;
op->o_ndn = op->o_bd->be_rootndn;
rc = do_syncrep2( op, si );
if ( rc == LDAP_SYNC_REFRESH_REQUIRED ) {
rc = ldap_sync_search( si, op->o_tmpmemctx );
goto reload;
}
deleted:
/* We got deleted while running on cn=config */
if ( !si->si_ctype ) {
if ( si->si_conn )
dostop = 1;
rc = -1;
}
if ( rc != SYNC_PAUSED ) {
if ( abs(si->si_type) == LDAP_SYNC_REFRESH_AND_PERSIST ) {
/* If we succeeded, enable the connection for further listening.
* If we failed, tear down the connection and reschedule.
*/
if ( rc == LDAP_SUCCESS ) {
if ( si->si_conn ) {
connection_client_enable( si->si_conn );
} else {
si->si_conn = connection_client_setup( s, do_syncrepl, arg );
}
} else if ( si->si_conn ) {
dostop = 1;
}
} else {
if ( rc == -2 ) rc = 0;
}
}
}
/* At this point, we have 5 cases:
* 1) for any hard failure, give up and remove this task
* 2) for ServerDown, reschedule this task to run later
* 3) for threadpool pause, reschedule to run immediately
* 4) for Refresh and Success, reschedule to run
* 5) for Persist and Success, reschedule to defer
*/
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask ) ) {
ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
}
if ( dostop ) {
connection_client_stop( si->si_conn );
si->si_conn = NULL;
}
if ( rc == SYNC_PAUSED ) {
rtask->interval.tv_sec = 0;
ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 );
rtask->interval.tv_sec = si->si_interval;
rc = 0;
} else if ( rc == LDAP_SUCCESS ) {
if ( si->si_type == LDAP_SYNC_REFRESH_ONLY ) {
defer = 0;
}
rtask->interval.tv_sec = si->si_interval;
ldap_pvt_runqueue_resched( &slapd_rq, rtask, defer );
if ( si->si_retrynum ) {
for ( i = 0; si->si_retrynum_init[i] != RETRYNUM_TAIL; i++ ) {
si->si_retrynum[i] = si->si_retrynum_init[i];
}
si->si_retrynum[i] = RETRYNUM_TAIL;
}
} else {
for ( i = 0; si->si_retrynum && si->si_retrynum[i] <= 0; i++ ) {
if ( si->si_retrynum[i] == RETRYNUM_FOREVER || si->si_retrynum[i] == RETRYNUM_TAIL )
break;
}
if ( !si->si_ctype
|| !si->si_retrynum || si->si_retrynum[i] == RETRYNUM_TAIL ) {
if ( si->si_re ) {
ldap_pvt_runqueue_remove( &slapd_rq, rtask );
si->si_re = NULL;
}
fail = RETRYNUM_TAIL;
} else if ( RETRYNUM_VALID( si->si_retrynum[i] ) ) {
if ( si->si_retrynum[i] > 0 )
si->si_retrynum[i]--;
fail = si->si_retrynum[i];
rtask->interval.tv_sec = si->si_retryinterval[i];
ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 );
slap_wake_listener();
}
}
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
ldap_pvt_thread_mutex_unlock( &si->si_mutex );
if ( rc ) {
if ( fail == RETRYNUM_TAIL ) {
Debug( LDAP_DEBUG_ANY,
"do_syncrepl: %s rc %d quitting\n",
si->si_ridtxt, rc, 0 );
} else if ( fail > 0 ) {
Debug( LDAP_DEBUG_ANY,
"do_syncrepl: %s rc %d retrying (%d retries left)\n",
si->si_ridtxt, rc, fail );
} else {
Debug( LDAP_DEBUG_ANY,
"do_syncrepl: %s rc %d retrying\n",
si->si_ridtxt, rc, 0 );
}
}
/* Do final delete cleanup */
if ( !si->si_ctype ) {
syncinfo_free( si, 0 );
}
return NULL;
}
static slap_verbmasks modops[] = {
{ BER_BVC("add"), LDAP_REQ_ADD },
{ BER_BVC("delete"), LDAP_REQ_DELETE },
{ BER_BVC("modify"), LDAP_REQ_MODIFY },
{ BER_BVC("modrdn"), LDAP_REQ_MODRDN},
{ BER_BVNULL, 0 }
};
static Modifications *
syncrepl_accesslog_mods(
syncinfo_t *si,
struct berval *vals
)
{
char *colon;
const char *text;
AttributeDescription *ad;
struct berval bv, bv2;
short op;
Modifications *mod = NULL, *modlist = NULL, **modtail;
int i;
modtail = &modlist;
for (i=0; !BER_BVISNULL( &vals[i] ); i++) {
ad = NULL;
bv = vals[i];
colon = ber_bvchr( &bv, ':' );
if ( !colon ) {
/* Invalid */
continue;
}
bv.bv_len = colon - bv.bv_val;
if ( slap_bv2ad( &bv, &ad, &text ) ) {
/* Invalid */
continue;
}
/* Ignore dynamically generated attrs */
if ( ad->ad_type->sat_flags & SLAP_AT_DYNAMIC ) {
continue;
}
/* Ignore excluded attrs */
if ( ldap_charray_inlist( si->si_exattrs,
ad->ad_type->sat_cname.bv_val ) )
{
continue;
}
switch(colon[1]) {
case '+': op = LDAP_MOD_ADD; break;
case '-': op = LDAP_MOD_DELETE; break;
case '=': op = LDAP_MOD_REPLACE; break;
case '#': op = LDAP_MOD_INCREMENT; break;
default: continue;
}
if ( !mod || ad != mod->sml_desc || op != mod->sml_op ) {
mod = (Modifications *) ch_malloc( sizeof( Modifications ) );
mod->sml_flags = 0;
mod->sml_op = op;
mod->sml_next = NULL;
mod->sml_desc = ad;
mod->sml_type = ad->ad_cname;
mod->sml_values = NULL;
mod->sml_nvalues = NULL;
mod->sml_numvals = 0;
*modtail = mod;
modtail = &mod->sml_next;
}
if ( colon[2] == ' ' ) {
bv.bv_val = colon + 3;
bv.bv_len = vals[i].bv_len - ( bv.bv_val - vals[i].bv_val );
ber_dupbv( &bv2, &bv );
ber_bvarray_add( &mod->sml_values, &bv2 );
mod->sml_numvals++;
}
}
return modlist;
}
static Modifications *
syncrepl_changelog_mods(
syncinfo_t *si,
struct berval *vals
)
{
return NULL; /* FIXME */
}
static int
syncrepl_message_to_op(
syncinfo_t *si,
Operation *op,
LDAPMessage *msg
)
{
BerElement *ber = NULL;
Modifications *modlist = NULL;
logschema *ls;
SlapReply rs = { REP_RESULT };
slap_callback cb = { NULL, null_callback, NULL, NULL };
const char *text;
char txtbuf[SLAP_TEXT_BUFLEN];
size_t textlen = sizeof txtbuf;
struct berval bdn, dn = BER_BVNULL, ndn;
struct berval bv, *bvals = NULL;
struct berval rdn = BER_BVNULL, sup = BER_BVNULL,
prdn = BER_BVNULL, nrdn = BER_BVNULL,
psup = BER_BVNULL, nsup = BER_BVNULL;
int rc, deleteOldRdn = 0, freeReqDn = 0;
int do_graduate = 0;
if ( ldap_msgtype( msg ) != LDAP_RES_SEARCH_ENTRY ) {
Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_op: %s "
"Message type should be entry (%d)",
si->si_ridtxt, ldap_msgtype( msg ), 0 );
return -1;
}
if ( si->si_syncdata == SYNCDATA_ACCESSLOG )
ls = &accesslog_sc;
else
ls = &changelog_sc;
rc = ldap_get_dn_ber( si->si_ld, msg, &ber, &bdn );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"syncrepl_message_to_op: %s dn get failed (%d)",
si->si_ridtxt, rc, 0 );
return rc;
}
op->o_tag = LBER_DEFAULT;
op->o_bd = si->si_wbe;
while (( rc = ldap_get_attribute_ber( si->si_ld, msg, ber, &bv, &bvals ) )
== LDAP_SUCCESS ) {
if ( bv.bv_val == NULL )
break;
if ( !ber_bvstrcasecmp( &bv, &ls->ls_dn ) ) {
bdn = bvals[0];
rc = dnPrettyNormal( NULL, &bdn, &dn, &ndn, op->o_tmpmemctx );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"syncrepl_message_to_op: %s "
"dn \"%s\" normalization failed (%d)",
si->si_ridtxt, bdn.bv_val, rc );
rc = -1;
ch_free( bvals );
goto done;
}
ber_dupbv( &op->o_req_dn, &dn );
ber_dupbv( &op->o_req_ndn, &ndn );
slap_sl_free( ndn.bv_val, op->o_tmpmemctx );
slap_sl_free( dn.bv_val, op->o_tmpmemctx );
freeReqDn = 1;
} else if ( !ber_bvstrcasecmp( &bv, &ls->ls_req ) ) {
int i = verb_to_mask( bvals[0].bv_val, modops );
if ( i < 0 ) {
Debug( LDAP_DEBUG_ANY,
"syncrepl_message_to_op: %s unknown op %s",
si->si_ridtxt, bvals[0].bv_val, 0 );
ch_free( bvals );
rc = -1;
goto done;
}
op->o_tag = modops[i].mask;
} else if ( !ber_bvstrcasecmp( &bv, &ls->ls_mod ) ) {
/* Parse attribute into modlist */
if ( si->si_syncdata == SYNCDATA_ACCESSLOG ) {
modlist = syncrepl_accesslog_mods( si, bvals );
} else {
modlist = syncrepl_changelog_mods( si, bvals );
}
} else if ( !ber_bvstrcasecmp( &bv, &ls->ls_newRdn ) ) {
rdn = bvals[0];
} else if ( !ber_bvstrcasecmp( &bv, &ls->ls_delRdn ) ) {
if ( !ber_bvstrcasecmp( &slap_true_bv, bvals ) ) {
deleteOldRdn = 1;
}
} else if ( !ber_bvstrcasecmp( &bv, &ls->ls_newSup ) ) {
sup = bvals[0];
} else if ( !ber_bvstrcasecmp( &bv,
&slap_schema.si_ad_entryCSN->ad_cname ) )
{
slap_queue_csn( op, bvals );
do_graduate = 1;
}
ch_free( bvals );
}
/* If we didn't get a mod type or a target DN, bail out */
if ( op->o_tag == LBER_DEFAULT || BER_BVISNULL( &dn ) ) {
rc = -1;
goto done;
}
op->o_callback = &cb;
slap_op_time( &op->o_time, &op->o_tincr );
switch( op->o_tag ) {
case LDAP_REQ_ADD:
case LDAP_REQ_MODIFY:
/* If we didn't get required data, bail */
if ( !modlist ) goto done;
rc = slap_mods_check( op, modlist, &text, txtbuf, textlen, NULL );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_op: %s "
"mods check (%s)\n",
si->si_ridtxt, text, 0 );
goto done;
}
if ( op->o_tag == LDAP_REQ_ADD ) {
Entry *e = entry_alloc();
op->ora_e = e;
op->ora_e->e_name = op->o_req_dn;
op->ora_e->e_nname = op->o_req_ndn;
freeReqDn = 0;
rc = slap_mods2entry( modlist, &op->ora_e, 1, 0, &text, txtbuf, textlen);
if( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_op: %s "
"mods2entry (%s)\n",
si->si_ridtxt, text, 0 );
} else {
rc = op->o_bd->be_add( op, &rs );
Debug( LDAP_DEBUG_SYNC,
"syncrepl_message_to_op: %s be_add %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
do_graduate = 0;
}
if ( e == op->ora_e )
be_entry_release_w( op, op->ora_e );
} else {
op->orm_modlist = modlist;
op->o_bd = si->si_wbe;
rc = op->o_bd->be_modify( op, &rs );
modlist = op->orm_modlist;
Debug( rc ? LDAP_DEBUG_ANY : LDAP_DEBUG_SYNC,
"syncrepl_message_to_op: %s be_modify %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
op->o_bd = si->si_be;
do_graduate = 0;
}
break;
case LDAP_REQ_MODRDN:
if ( BER_BVISNULL( &rdn ) ) goto done;
if ( rdnPretty( NULL, &rdn, &prdn, NULL ) ) {
goto done;
}
if ( rdnNormalize( 0, NULL, NULL, &rdn, &nrdn, NULL ) ) {
goto done;
}
if ( !BER_BVISNULL( &sup ) ) {
if ( dnPrettyNormal( NULL, &sup, &psup, &nsup, NULL ) ) {
goto done;
}
op->orr_newSup = &psup;
op->orr_nnewSup = &nsup;
} else {
op->orr_newSup = NULL;
op->orr_nnewSup = NULL;
}
op->orr_newrdn = prdn;
op->orr_nnewrdn = nrdn;
op->orr_deleteoldrdn = deleteOldRdn;
op->orr_modlist = NULL;
if ( slap_modrdn2mods( op, &rs ) ) {
goto done;
}
/* Append modlist for operational attrs */
{
Modifications *m;
for ( m = op->orr_modlist; m->sml_next; m = m->sml_next )
;
m->sml_next = modlist;
modlist = NULL;
}
rc = op->o_bd->be_modrdn( op, &rs );
slap_mods_free( op->orr_modlist, 1 );
Debug( rc ? LDAP_DEBUG_ANY : LDAP_DEBUG_SYNC,
"syncrepl_message_to_op: %s be_modrdn %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
do_graduate = 0;
break;
case LDAP_REQ_DELETE:
rc = op->o_bd->be_delete( op, &rs );
Debug( rc ? LDAP_DEBUG_ANY : LDAP_DEBUG_SYNC,
"syncrepl_message_to_op: %s be_delete %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
do_graduate = 0;
break;
}
done:
if ( do_graduate )
slap_graduate_commit_csn( op );
op->o_bd = si->si_be;
op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx );
BER_BVZERO( &op->o_csn );
if ( modlist ) {
slap_mods_free( modlist, op->o_tag != LDAP_REQ_ADD );
}
if ( !BER_BVISNULL( &rdn ) ) {
if ( !BER_BVISNULL( &nsup ) ) {
ch_free( nsup.bv_val );
}
if ( !BER_BVISNULL( &psup ) ) {
ch_free( psup.bv_val );
}
if ( !BER_BVISNULL( &nrdn ) ) {
ch_free( nrdn.bv_val );
}
if ( !BER_BVISNULL( &prdn ) ) {
ch_free( prdn.bv_val );
}
}
if ( freeReqDn ) {
ch_free( op->o_req_ndn.bv_val );
ch_free( op->o_req_dn.bv_val );
}
ber_free( ber, 0 );
return rc;
}
static int
syncrepl_message_to_entry(
syncinfo_t *si,
Operation *op,
LDAPMessage *msg,
Modifications **modlist,
Entry **entry,
int syncstate
)
{
Entry *e = NULL;
BerElement *ber = NULL;
Modifications tmp;
Modifications *mod;
Modifications **modtail = modlist;
const char *text;
char txtbuf[SLAP_TEXT_BUFLEN];
size_t textlen = sizeof txtbuf;
struct berval bdn = BER_BVNULL, dn, ndn;
int rc, is_ctx;
*modlist = NULL;
if ( ldap_msgtype( msg ) != LDAP_RES_SEARCH_ENTRY ) {
Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s "
"Message type should be entry (%d)",
si->si_ridtxt, ldap_msgtype( msg ), 0 );
return -1;
}
op->o_tag = LDAP_REQ_ADD;
rc = ldap_get_dn_ber( si->si_ld, msg, &ber, &bdn );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"syncrepl_message_to_entry: %s dn get failed (%d)",
si->si_ridtxt, rc, 0 );
return rc;
}
if ( syncstate == LDAP_SYNC_PRESENT || syncstate == LDAP_SYNC_DELETE ) {
/* NOTE: this could be done even before decoding the DN,
* although encoding errors wouldn't be detected */
rc = LDAP_SUCCESS;
goto done;
}
if ( entry == NULL ) {
return -1;
}
rc = dnPrettyNormal( NULL, &bdn, &dn, &ndn, op->o_tmpmemctx );
if ( rc != LDAP_SUCCESS ) {
/* One of the things that could happen is that the schema
* is not lined-up; this could result in unknown attributes.
* A value non conformant to the syntax should be unlikely,
* except when replicating between different versions
* of the software, or when syntax validation bugs are fixed
*/
Debug( LDAP_DEBUG_ANY,
"syncrepl_message_to_entry: "
"%s dn \"%s\" normalization failed (%d)",
si->si_ridtxt, bdn.bv_val, rc );
return rc;
}
ber_dupbv( &op->o_req_dn, &dn );
ber_dupbv( &op->o_req_ndn, &ndn );
slap_sl_free( ndn.bv_val, op->o_tmpmemctx );
slap_sl_free( dn.bv_val, op->o_tmpmemctx );
is_ctx = dn_match( &op->o_req_ndn, &op->o_bd->be_nsuffix[0] );
e = entry_alloc();
e->e_name = op->o_req_dn;
e->e_nname = op->o_req_ndn;
while ( ber_remaining( ber ) ) {
if ( (ber_scanf( ber, "{mW}", &tmp.sml_type, &tmp.sml_values ) ==
LBER_ERROR ) || BER_BVISNULL( &tmp.sml_type ) )
{
break;
}
/* Drop all updates to the contextCSN of the context entry
* (ITS#4622, etc.)
*/
if ( is_ctx && !strcasecmp( tmp.sml_type.bv_val,
slap_schema.si_ad_contextCSN->ad_cname.bv_val )) {
ber_bvarray_free( tmp.sml_values );
continue;
}
mod = (Modifications *) ch_malloc( sizeof( Modifications ) );
mod->sml_op = LDAP_MOD_REPLACE;
mod->sml_flags = 0;
mod->sml_next = NULL;
mod->sml_desc = NULL;
mod->sml_type = tmp.sml_type;
mod->sml_values = tmp.sml_values;
mod->sml_nvalues = NULL;
mod->sml_numvals = 0; /* slap_mods_check will set this */
*modtail = mod;
modtail = &mod->sml_next;
}
if ( *modlist == NULL ) {
Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s no attributes\n",
si->si_ridtxt, 0, 0 );
rc = -1;
goto done;
}
rc = slap_mods_check( op, *modlist, &text, txtbuf, textlen, NULL );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s mods check (%s)\n",
si->si_ridtxt, text, 0 );
goto done;
}
/* Strip out dynamically generated attrs */
for ( modtail = modlist; *modtail ; ) {
mod = *modtail;
if ( mod->sml_desc->ad_type->sat_flags & SLAP_AT_DYNAMIC ) {
*modtail = mod->sml_next;
slap_mod_free( &mod->sml_mod, 0 );
ch_free( mod );
} else {
modtail = &mod->sml_next;
}
}
/* Strip out attrs in exattrs list */
for ( modtail = modlist; *modtail ; ) {
mod = *modtail;
if ( ldap_charray_inlist( si->si_exattrs,
mod->sml_desc->ad_type->sat_cname.bv_val ) )
{
*modtail = mod->sml_next;
slap_mod_free( &mod->sml_mod, 0 );
ch_free( mod );
} else {
modtail = &mod->sml_next;
}
}
rc = slap_mods2entry( *modlist, &e, 1, 1, &text, txtbuf, textlen);
if( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY, "syncrepl_message_to_entry: %s mods2entry (%s)\n",
si->si_ridtxt, text, 0 );
}
done:
ber_free( ber, 0 );
if ( rc != LDAP_SUCCESS ) {
if ( e ) {
entry_free( e );
e = NULL;
}
}
if ( entry )
*entry = e;
return rc;
}
static struct berval generic_filterstr = BER_BVC("(objectclass=*)");
/* During a refresh, we may get an LDAP_SYNC_ADD for an already existing
* entry if a previous refresh was interrupted before sending us a new
* context state. We try to compare the new entry to the existing entry
* and ignore the new entry if they are the same.
*
* Also, we may get an update where the entryDN has changed, due to
* a ModDn on the provider. We detect this as well, so we can issue
* the corresponding operation locally.
*
* In the case of a modify, we get a list of all the attributes
* in the original entry. Rather than deleting the entry and re-adding it,
* we issue a Modify request that deletes all the attributes and adds all
* the new ones. This avoids the issue of trying to delete/add a non-leaf
* entry.
*
* We otherwise distinguish ModDN from Modify; in the case of
* a ModDN we just use the CSN, modifyTimestamp and modifiersName
* operational attributes from the entry, and do a regular ModDN.
*/
typedef struct dninfo {
Entry *new_entry;
struct berval dn;
struct berval ndn;
struct berval nnewSup;
int renamed; /* Was an existing entry renamed? */
int delOldRDN; /* Was old RDN deleted? */
Modifications **modlist; /* the modlist we received */
Modifications *mods; /* the modlist we compared */
Attribute *oldNattr; /* old naming attr */
AttributeDescription *oldDesc; /* for renames */
AttributeDescription *newDesc; /* for renames */
} dninfo;
/* return 1 if inserted, 0 otherwise */
static int
avl_presentlist_insert(
syncinfo_t* si,
struct berval *syncUUID )
{
struct berval *syncuuid_bv = ch_malloc( sizeof( struct berval ) + syncUUID->bv_len + 1 );
syncuuid_bv->bv_len = syncUUID->bv_len;
syncuuid_bv->bv_val = (char *)&syncuuid_bv[1];
AC_MEMCPY( syncuuid_bv->bv_val, syncUUID->bv_val, syncUUID->bv_len );
syncuuid_bv->bv_val[ syncuuid_bv->bv_len ] = '\0';
if ( avl_insert( &si->si_presentlist, (caddr_t) syncuuid_bv,
syncuuid_cmp, avl_dup_error ) )
{
ch_free( syncuuid_bv );
return 0;
}
return 1;
}
static int
syncrepl_entry(
syncinfo_t* si,
Operation *op,
Entry* entry,
Modifications** modlist,
int syncstate,
struct berval* syncUUID,
struct berval* syncCSN )
{
Backend *be = op->o_bd;
slap_callback cb = { NULL, NULL, NULL, NULL };
int syncuuid_inserted = 0;
struct berval syncUUID_strrep = BER_BVNULL;
SlapReply rs_search = {REP_RESULT};
SlapReply rs_delete = {REP_RESULT};
SlapReply rs_add = {REP_RESULT};
SlapReply rs_modify = {REP_RESULT};
Filter f = {0};
AttributeAssertion ava = ATTRIBUTEASSERTION_INIT;
int rc = LDAP_SUCCESS;
struct berval pdn = BER_BVNULL;
dninfo dni = {0};
int retry = 1;
int freecsn = 1;
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_%s)\n",
si->si_ridtxt, syncrepl_state2str( syncstate ), 0 );
if (( syncstate == LDAP_SYNC_PRESENT || syncstate == LDAP_SYNC_ADD ) ) {
if ( !si->si_refreshPresent && !si->si_refreshDone ) {
syncuuid_inserted = avl_presentlist_insert( si, syncUUID );
}
}
if ( syncstate == LDAP_SYNC_PRESENT ) {
return 0;
} else if ( syncstate != LDAP_SYNC_DELETE ) {
if ( entry == NULL ) {
return 0;
}
}
(void)slap_uuidstr_from_normalized( &syncUUID_strrep, syncUUID, op->o_tmpmemctx );
if ( syncstate != LDAP_SYNC_DELETE ) {
Attribute *a = attr_find( entry->e_attrs, slap_schema.si_ad_entryUUID );
if ( a == NULL ) {
/* add if missing */
attr_merge_one( entry, slap_schema.si_ad_entryUUID,
&syncUUID_strrep, syncUUID );
} else if ( !bvmatch( &a->a_nvals[0], syncUUID ) ) {
/* replace only if necessary */
if ( a->a_nvals != a->a_vals ) {
ber_memfree( a->a_nvals[0].bv_val );
ber_dupbv( &a->a_nvals[0], syncUUID );
}
ber_memfree( a->a_vals[0].bv_val );
ber_dupbv( &a->a_vals[0], &syncUUID_strrep );
}
}
f.f_choice = LDAP_FILTER_EQUALITY;
f.f_ava = &ava;
ava.aa_desc = slap_schema.si_ad_entryUUID;
ava.aa_value = *syncUUID;
if ( syncuuid_inserted ) {
Debug( LDAP_DEBUG_SYNC, "syncrepl_entry: %s inserted UUID %s\n",
si->si_ridtxt, syncUUID_strrep.bv_val, 0 );
}
op->ors_filter = &f;
op->ors_filterstr.bv_len = STRLENOF( "(entryUUID=)" ) + syncUUID_strrep.bv_len;
op->ors_filterstr.bv_val = (char *) slap_sl_malloc(
op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
AC_MEMCPY( op->ors_filterstr.bv_val, "(entryUUID=", STRLENOF( "(entryUUID=" ) );
AC_MEMCPY( &op->ors_filterstr.bv_val[STRLENOF( "(entryUUID=" )],
syncUUID_strrep.bv_val, syncUUID_strrep.bv_len );
op->ors_filterstr.bv_val[op->ors_filterstr.bv_len - 1] = ')';
op->ors_filterstr.bv_val[op->ors_filterstr.bv_len] = '\0';
op->o_tag = LDAP_REQ_SEARCH;
op->ors_scope = LDAP_SCOPE_SUBTREE;
op->ors_deref = LDAP_DEREF_NEVER;
/* get the entry for this UUID */
op->o_req_dn = si->si_base;
op->o_req_ndn = si->si_base;
op->o_time = slap_get_time();
op->ors_tlimit = SLAP_NO_LIMIT;
op->ors_slimit = 1;
op->ors_limit = NULL;
op->ors_attrs = slap_anlist_all_attributes;
op->ors_attrsonly = 0;
/* set callback function */
op->o_callback = &cb;
cb.sc_response = dn_callback;
cb.sc_private = &dni;
dni.new_entry = entry;
dni.modlist = modlist;
rc = be->be_search( op, &rs_search );
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s be_search (%d)\n",
si->si_ridtxt, rc, 0 );
if ( !BER_BVISNULL( &op->ors_filterstr ) ) {
slap_sl_free( op->ors_filterstr.bv_val, op->o_tmpmemctx );
}
cb.sc_response = null_callback;
cb.sc_private = si;
if ( entry && !BER_BVISNULL( &entry->e_name ) ) {
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s %s\n",
si->si_ridtxt, entry->e_name.bv_val, 0 );
} else {
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s %s\n",
si->si_ridtxt, dni.dn.bv_val ? dni.dn.bv_val : "(null)", 0 );
}
assert( BER_BVISNULL( &op->o_csn ) );
if ( syncCSN ) {
slap_queue_csn( op, syncCSN );
}
slap_op_time( &op->o_time, &op->o_tincr );
switch ( syncstate ) {
case LDAP_SYNC_ADD:
case LDAP_SYNC_MODIFY:
if ( BER_BVISNULL( &op->o_csn ))
{
Attribute *a = attr_find( entry->e_attrs, slap_schema.si_ad_entryCSN );
if ( a ) {
/* FIXME: op->o_csn is assumed to be
* on the thread's slab; this needs
* to be cleared ASAP.
* What happens if already present?
*/
assert( BER_BVISNULL( &op->o_csn ) );
op->o_csn = a->a_vals[0];
freecsn = 0;
}
}
retry_add:;
if ( BER_BVISNULL( &dni.dn ) ) {
op->o_req_dn = entry->e_name;
op->o_req_ndn = entry->e_nname;
op->o_tag = LDAP_REQ_ADD;
op->ora_e = entry;
op->o_bd = si->si_wbe;
rc = op->o_bd->be_add( op, &rs_add );
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s be_add %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
switch ( rs_add.sr_err ) {
case LDAP_SUCCESS:
if ( op->ora_e == entry ) {
be_entry_release_w( op, entry );
}
entry = NULL;
break;
case LDAP_REFERRAL:
/* we assume that LDAP_NO_SUCH_OBJECT is returned
* only if the suffix entry is not present */
case LDAP_NO_SUCH_OBJECT:
rc = syncrepl_add_glue( op, entry );
entry = NULL;
break;
/* if an entry was added via syncrepl_add_glue(),
* it likely has no entryUUID, so the previous
* be_search() doesn't find it. In this case,
* give syncrepl a chance to modify it. Also
* allow for entries that were recreated with the
* same DN but a different entryUUID.
*/
case LDAP_ALREADY_EXISTS:
if ( retry ) {
Operation op2 = *op;
SlapReply rs2 = { 0 };
slap_callback cb2 = { 0 };
op2.o_bd = be;
op2.o_tag = LDAP_REQ_SEARCH;
op2.o_req_dn = entry->e_name;
op2.o_req_ndn = entry->e_nname;
op2.ors_scope = LDAP_SCOPE_BASE;
op2.ors_deref = LDAP_DEREF_NEVER;
op2.ors_attrs = slap_anlist_all_attributes;
op2.ors_attrsonly = 0;
op2.ors_limit = NULL;
op2.ors_slimit = 1;
op2.ors_tlimit = SLAP_NO_LIMIT;
f.f_choice = LDAP_FILTER_PRESENT;
f.f_desc = slap_schema.si_ad_objectClass;
op2.ors_filter = &f;
op2.ors_filterstr = generic_filterstr;
op2.o_callback = &cb2;
cb2.sc_response = dn_callback;
cb2.sc_private = &dni;
rc = be->be_search( &op2, &rs2 );
if ( rc ) goto done;
retry = 0;
slap_op_time( &op->o_time, &op->o_tincr );
goto retry_add;
}
/* FALLTHRU */
default:
Debug( LDAP_DEBUG_ANY,
"syncrepl_entry: %s be_add %s failed (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rs_add.sr_err );
break;
}
syncCSN = NULL;
op->o_bd = be;
goto done;
}
/* FALLTHRU */
op->o_req_dn = dni.dn;
op->o_req_ndn = dni.ndn;
if ( dni.renamed ) {
struct berval noldp, newp;
Modifications *mod, **modtail, **ml, *m2;
int i, got_replace = 0, just_rename = 0;
op->o_tag = LDAP_REQ_MODRDN;
dnRdn( &entry->e_name, &op->orr_newrdn );
dnRdn( &entry->e_nname, &op->orr_nnewrdn );
if ( !BER_BVISNULL( &dni.nnewSup )) {
dnParent( &entry->e_name, &newp );
op->orr_newSup = &newp;
op->orr_nnewSup = &dni.nnewSup;
} else {
op->orr_newSup = NULL;
op->orr_nnewSup = NULL;
}
op->orr_deleteoldrdn = dni.delOldRDN;
op->orr_modlist = NULL;
if ( ( rc = slap_modrdn2mods( op, &rs_modify ) ) ) {
goto done;
}
/* Drop the RDN-related mods from this op, because their
* equivalents were just setup by slap_modrdn2mods.
*
* If delOldRDN is TRUE then we should see a delete modop
* for oldDesc. We might see a replace instead.
* delete with no values: therefore newDesc != oldDesc.
* if oldNattr had only one value, then Drop this op.
* delete with 1 value: can only be the oldRDN value. Drop op.
* delete with N values: Drop oldRDN value, keep remainder.
* replace with 1 value: if oldNattr had only one value and
* newDesc == oldDesc, Drop this op.
* Any other cases must be left intact.
*
* We should also see an add modop for newDesc. (But not if
* we got a replace modop due to delOldRDN.) If it has
* multiple values, we'll have to drop the new RDN value.
*/
modtail = &op->orr_modlist;
if ( dni.delOldRDN ) {
for ( ml = &dni.mods; *ml; ml = &(*ml)->sml_next ) {
if ( (*ml)->sml_desc == dni.oldDesc ) {
mod = *ml;
if ( mod->sml_op == LDAP_MOD_REPLACE &&
dni.oldDesc != dni.newDesc ) {
/* This Replace is due to other Mods.
* Just let it ride.
*/
continue;
}
if ( mod->sml_numvals <= 1 &&
dni.oldNattr->a_numvals == 1 &&
( mod->sml_op == LDAP_MOD_DELETE ||
mod->sml_op == LDAP_MOD_REPLACE )) {
if ( mod->sml_op == LDAP_MOD_REPLACE )
got_replace = 1;
/* Drop this op */
*ml = mod->sml_next;
mod->sml_next = NULL;
slap_mods_free( mod, 1 );
break;
}
if ( mod->sml_op != LDAP_MOD_DELETE || mod->sml_numvals == 0 )
continue;
for ( m2 = op->orr_modlist; m2; m2=m2->sml_next ) {
if ( m2->sml_desc == dni.oldDesc &&
m2->sml_op == LDAP_MOD_DELETE ) break;
}
for ( i=0; i<mod->sml_numvals; i++ ) {
if ( bvmatch( &mod->sml_values[i], &m2->sml_values[0] )) {
mod->sml_numvals--;
ch_free( mod->sml_values[i].bv_val );
mod->sml_values[i] = mod->sml_values[mod->sml_numvals];
BER_BVZERO( &mod->sml_values[mod->sml_numvals] );
if ( mod->sml_nvalues ) {
ch_free( mod->sml_nvalues[i].bv_val );
mod->sml_nvalues[i] = mod->sml_nvalues[mod->sml_numvals];
BER_BVZERO( &mod->sml_nvalues[mod->sml_numvals] );
}
break;
}
}
if ( !mod->sml_numvals ) {
/* Drop this op */
*ml = mod->sml_next;
mod->sml_next = NULL;
slap_mods_free( mod, 1 );
}
break;
}
}
}
if ( !got_replace ) {
for ( ml = &dni.mods; *ml; ml = &(*ml)->sml_next ) {
if ( (*ml)->sml_desc == dni.newDesc ) {
mod = *ml;
if ( mod->sml_op != LDAP_MOD_ADD )
continue;
if ( mod->sml_numvals == 1 ) {
/* Drop this op */
*ml = mod->sml_next;
mod->sml_next = NULL;
slap_mods_free( mod, 1 );
break;
}
for ( m2 = op->orr_modlist; m2; m2=m2->sml_next ) {
if ( m2->sml_desc == dni.oldDesc &&
m2->sml_op == SLAP_MOD_SOFTADD ) break;
}
for ( i=0; i<mod->sml_numvals; i++ ) {
if ( bvmatch( &mod->sml_values[i], &m2->sml_values[0] )) {
mod->sml_numvals--;
ch_free( mod->sml_values[i].bv_val );
mod->sml_values[i] = mod->sml_values[mod->sml_numvals];
BER_BVZERO( &mod->sml_values[mod->sml_numvals] );
if ( mod->sml_nvalues ) {
ch_free( mod->sml_nvalues[i].bv_val );
mod->sml_nvalues[i] = mod->sml_nvalues[mod->sml_numvals];
BER_BVZERO( &mod->sml_nvalues[mod->sml_numvals] );
}
break;
}
}
break;
}
}
}
/* RDNs must be NUL-terminated for back-ldap */
noldp = op->orr_newrdn;
ber_dupbv_x( &op->orr_newrdn, &noldp, op->o_tmpmemctx );
noldp = op->orr_nnewrdn;
ber_dupbv_x( &op->orr_nnewrdn, &noldp, op->o_tmpmemctx );
/* Setup opattrs too */
{
static AttributeDescription *nullattr = NULL;
static AttributeDescription **const opattrs[] = {
&slap_schema.si_ad_entryCSN,
&slap_schema.si_ad_modifiersName,
&slap_schema.si_ad_modifyTimestamp,
&nullattr
};
AttributeDescription *opattr;
int i;
modtail = &m2;
/* pull mod off incoming modlist */
for ( i = 0; (opattr = *opattrs[i]) != NULL; i++ ) {
for ( ml = &dni.mods; *ml; ml = &(*ml)->sml_next )
{
if ( (*ml)->sml_desc == opattr ) {
mod = *ml;
*ml = mod->sml_next;
mod->sml_next = NULL;
*modtail = mod;
modtail = &mod->sml_next;
break;
}
}
}
/* If there are still Modifications left, put the opattrs
* back, and let be_modify run. Otherwise, append the opattrs
* to the orr_modlist.
*/
if ( dni.mods ) {
mod = dni.mods;
/* don't set a CSN for the rename op */
if ( syncCSN )
slap_graduate_commit_csn( op );
} else {
mod = op->orr_modlist;
just_rename = 1;
}
for ( ; mod->sml_next; mod=mod->sml_next );
mod->sml_next = m2;
}
op->o_bd = si->si_wbe;
rc = op->o_bd->be_modrdn( op, &rs_modify );
op->o_tmpfree( op->orr_nnewrdn.bv_val, op->o_tmpmemctx );
op->o_tmpfree( op->orr_newrdn.bv_val, op->o_tmpmemctx );
slap_mods_free( op->orr_modlist, 1 );
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s be_modrdn %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
op->o_bd = be;
/* Renamed entries may still have other mods so just fallthru */
op->o_req_dn = entry->e_name;
op->o_req_ndn = entry->e_nname;
/* Use CSN on the modify */
if ( just_rename )
syncCSN = NULL;
else if ( syncCSN )
slap_queue_csn( op, syncCSN );
}
if ( dni.mods ) {
op->o_tag = LDAP_REQ_MODIFY;
op->orm_modlist = dni.mods;
op->orm_no_opattrs = 1;
op->o_bd = si->si_wbe;
rc = op->o_bd->be_modify( op, &rs_modify );
slap_mods_free( op->orm_modlist, 1 );
op->orm_no_opattrs = 0;
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s be_modify %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
if ( rs_modify.sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"syncrepl_entry: %s be_modify failed (%d)\n",
si->si_ridtxt, rs_modify.sr_err, 0 );
}
syncCSN = NULL;
op->o_bd = be;
} else if ( !dni.renamed ) {
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s entry unchanged, ignored (%s)\n",
si->si_ridtxt, op->o_req_dn.bv_val, 0 );
if ( syncCSN ) {
slap_graduate_commit_csn( op );
syncCSN = NULL;
}
}
goto done;
case LDAP_SYNC_DELETE :
if ( !BER_BVISNULL( &dni.dn ) ) {
op->o_req_dn = dni.dn;
op->o_req_ndn = dni.ndn;
op->o_tag = LDAP_REQ_DELETE;
op->o_bd = si->si_wbe;
rc = op->o_bd->be_delete( op, &rs_delete );
Debug( LDAP_DEBUG_SYNC,
"syncrepl_entry: %s be_delete %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
while ( rs_delete.sr_err == LDAP_SUCCESS
&& op->o_delete_glue_parent ) {
op->o_delete_glue_parent = 0;
if ( !be_issuffix( be, &op->o_req_ndn ) ) {
slap_callback cb = { NULL };
cb.sc_response = slap_null_cb;
dnParent( &op->o_req_ndn, &pdn );
op->o_req_dn = pdn;
op->o_req_ndn = pdn;
op->o_callback = &cb;
op->o_bd->be_delete( op, &rs_delete );
} else {
break;
}
}
syncCSN = NULL;
op->o_bd = be;
}
goto done;
default :
Debug( LDAP_DEBUG_ANY,
"syncrepl_entry: %s unknown syncstate\n", si->si_ridtxt, 0, 0 );
goto done;
}
done:
if ( !BER_BVISNULL( &syncUUID_strrep ) ) {
slap_sl_free( syncUUID_strrep.bv_val, op->o_tmpmemctx );
BER_BVZERO( &syncUUID_strrep );
}
if ( !BER_BVISNULL( &dni.ndn ) ) {
op->o_tmpfree( dni.ndn.bv_val, op->o_tmpmemctx );
}
if ( !BER_BVISNULL( &dni.dn ) ) {
op->o_tmpfree( dni.dn.bv_val, op->o_tmpmemctx );
}
if ( entry ) {
entry_free( entry );
}
if ( syncCSN ) {
slap_graduate_commit_csn( op );
}
if ( !BER_BVISNULL( &op->o_csn ) && freecsn ) {
op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx );
}
BER_BVZERO( &op->o_csn );
return rc;
}
static struct berval gcbva[] = {
BER_BVC("top"),
BER_BVC("glue"),
BER_BVNULL
};
#define NP_DELETE_ONE 2
static void
syncrepl_del_nonpresent(
Operation *op,
syncinfo_t *si,
BerVarray uuids,
struct sync_cookie *sc,
int m )
{
Backend* be = op->o_bd;
slap_callback cb = { NULL };
SlapReply rs_search = {REP_RESULT};
SlapReply rs_delete = {REP_RESULT};
SlapReply rs_modify = {REP_RESULT};
struct nonpresent_entry *np_list, *np_prev;
int rc;
AttributeName an[2];
struct berval pdn = BER_BVNULL;
struct berval csn;
op->o_req_dn = si->si_base;
op->o_req_ndn = si->si_base;
cb.sc_response = nonpresent_callback;
cb.sc_private = si;
op->o_callback = &cb;
op->o_tag = LDAP_REQ_SEARCH;
op->ors_scope = si->si_scope;
op->ors_deref = LDAP_DEREF_NEVER;
op->o_time = slap_get_time();
op->ors_tlimit = SLAP_NO_LIMIT;
if ( uuids ) {
Filter uf;
AttributeAssertion eq = ATTRIBUTEASSERTION_INIT;
int i;
op->ors_attrsonly = 1;
op->ors_attrs = slap_anlist_no_attrs;
op->ors_limit = NULL;
op->ors_filter = &uf;
uf.f_ava = &eq;
uf.f_av_desc = slap_schema.si_ad_entryUUID;
uf.f_next = NULL;
uf.f_choice = LDAP_FILTER_EQUALITY;
si->si_refreshDelete |= NP_DELETE_ONE;
for (i=0; uuids[i].bv_val; i++) {
op->ors_slimit = 1;
uf.f_av_value = uuids[i];
filter2bv_x( op, op->ors_filter, &op->ors_filterstr );
rc = be->be_search( op, &rs_search );
op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
}
si->si_refreshDelete ^= NP_DELETE_ONE;
} else {
Filter *cf, *of;
Filter mmf[2];
AttributeAssertion mmaa;
memset( &an[0], 0, 2 * sizeof( AttributeName ) );
an[0].an_name = slap_schema.si_ad_entryUUID->ad_cname;
an[0].an_desc = slap_schema.si_ad_entryUUID;
op->ors_attrs = an;
op->ors_slimit = SLAP_NO_LIMIT;
op->ors_tlimit = SLAP_NO_LIMIT;
op->ors_limit = NULL;
op->ors_attrsonly = 0;
op->ors_filter = str2filter_x( op, si->si_filterstr.bv_val );
/* In multimaster, updates can continue to arrive while
* we're searching. Limit the search result to entries
* older than our newest cookie CSN.
*/
if ( SLAP_MULTIMASTER( op->o_bd )) {
Filter *f;
int i;
f = mmf;
f->f_choice = LDAP_FILTER_AND;
f->f_next = op->ors_filter;
f->f_and = f+1;
of = f->f_and;
f = of;
f->f_choice = LDAP_FILTER_LE;
f->f_ava = &mmaa;
f->f_av_desc = slap_schema.si_ad_entryCSN;
f->f_next = NULL;
BER_BVZERO( &f->f_av_value );
for ( i=0; i<sc->numcsns; i++ ) {
if ( ber_bvcmp( &sc->ctxcsn[i], &f->f_av_value ) > 0 )
f->f_av_value = sc->ctxcsn[i];
}
of = op->ors_filter;
op->ors_filter = mmf;
filter2bv_x( op, op->ors_filter, &op->ors_filterstr );
} else {
cf = NULL;
op->ors_filterstr = si->si_filterstr;
}
op->o_nocaching = 1;
rc = be->be_search( op, &rs_search );
if ( SLAP_MULTIMASTER( op->o_bd )) {
op->ors_filter = of;
}
if ( op->ors_filter ) filter_free_x( op, op->ors_filter, 1 );
if ( op->ors_filterstr.bv_val != si->si_filterstr.bv_val ) {
op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
}
}
op->o_nocaching = 0;
if ( !LDAP_LIST_EMPTY( &si->si_nonpresentlist ) ) {
if ( sc->ctxcsn && !BER_BVISNULL( &sc->ctxcsn[m] ) ) {
csn = sc->ctxcsn[m];
} else {
csn = si->si_syncCookie.ctxcsn[0];
}
op->o_bd = si->si_wbe;
slap_queue_csn( op, &csn );
np_list = LDAP_LIST_FIRST( &si->si_nonpresentlist );
while ( np_list != NULL ) {
LDAP_LIST_REMOVE( np_list, npe_link );
np_prev = np_list;
np_list = LDAP_LIST_NEXT( np_list, npe_link );
op->o_tag = LDAP_REQ_DELETE;
op->o_callback = &cb;
cb.sc_response = null_callback;
cb.sc_private = si;
op->o_req_dn = *np_prev->npe_name;
op->o_req_ndn = *np_prev->npe_nname;
rc = op->o_bd->be_delete( op, &rs_delete );
Debug( LDAP_DEBUG_SYNC,
"syncrepl_del_nonpresent: %s be_delete %s (%d)\n",
si->si_ridtxt, op->o_req_dn.bv_val, rc );
if ( rs_delete.sr_err == LDAP_NOT_ALLOWED_ON_NONLEAF ) {
Modifications mod1, mod2;
mod1.sml_op = LDAP_MOD_REPLACE;
mod1.sml_flags = 0;
mod1.sml_desc = slap_schema.si_ad_objectClass;
mod1.sml_type = mod1.sml_desc->ad_cname;
mod1.sml_numvals = 2;
mod1.sml_values = &gcbva[0];
mod1.sml_nvalues = NULL;
mod1.sml_next = &mod2;
mod2.sml_op = LDAP_MOD_REPLACE;
mod2.sml_flags = 0;
mod2.sml_desc = slap_schema.si_ad_structuralObjectClass;
mod2.sml_type = mod2.sml_desc->ad_cname;
mod2.sml_numvals = 1;
mod2.sml_values = &gcbva[1];
mod2.sml_nvalues = NULL;
mod2.sml_next = NULL;
op->o_tag = LDAP_REQ_MODIFY;
op->orm_modlist = &mod1;
rc = op->o_bd->be_modify( op, &rs_modify );
if ( mod2.sml_next ) slap_mods_free( mod2.sml_next, 1 );
}
while ( rs_delete.sr_err == LDAP_SUCCESS &&
op->o_delete_glue_parent ) {
op->o_delete_glue_parent = 0;
if ( !be_issuffix( be, &op->o_req_ndn ) ) {
slap_callback cb = { NULL };
cb.sc_response = slap_null_cb;
dnParent( &op->o_req_ndn, &pdn );
op->o_req_dn = pdn;
op->o_req_ndn = pdn;
op->o_callback = &cb;
/* give it a root privil ? */
op->o_bd->be_delete( op, &rs_delete );
} else {
break;
}
}
op->o_delete_glue_parent = 0;
ber_bvfree( np_prev->npe_name );
ber_bvfree( np_prev->npe_nname );
ch_free( np_prev );
if ( slapd_shutdown ) {
break;
}
}
slap_graduate_commit_csn( op );
op->o_bd = be;
op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx );
BER_BVZERO( &op->o_csn );
}
return;
}
int
syncrepl_add_glue(
Operation* op,
Entry *e )
{
Backend *be = op->o_bd;
slap_callback cb = { NULL };
Attribute *a;
int rc;
int suffrdns;
int i;
struct berval dn = BER_BVNULL;
struct berval ndn = BER_BVNULL;
Entry *glue;
SlapReply rs_add = {REP_RESULT};
struct berval ptr, nptr;
char *comma;
op->o_tag = LDAP_REQ_ADD;
op->o_callback = &cb;
cb.sc_response = null_callback;
cb.sc_private = NULL;
dn = e->e_name;
ndn = e->e_nname;
/* count RDNs in suffix */
if ( !BER_BVISEMPTY( &be->be_nsuffix[0] ) ) {
for ( i = 0, ptr = be->be_nsuffix[0], comma = ptr.bv_val; comma != NULL; comma = ber_bvchr( &ptr, ',' ) ) {
comma++;
ptr.bv_len -= comma - ptr.bv_val;
ptr.bv_val = comma;
i++;
}
suffrdns = i;
} else {
/* suffix is "" */
suffrdns = 0;
}
/* Start with BE suffix */
ptr = dn;
for ( i = 0; i < suffrdns; i++ ) {
comma = ber_bvrchr( &ptr, ',' );
if ( comma != NULL ) {
ptr.bv_len = comma - ptr.bv_val;
} else {
ptr.bv_len = 0;
break;
}
}
if ( !BER_BVISEMPTY( &ptr ) ) {
dn.bv_len -= ptr.bv_len + 1;
dn.bv_val += ptr.bv_len + 1;
}
/* the normalizedDNs are always the same length, no counting
* required.
*/
nptr = ndn;
if ( ndn.bv_len > be->be_nsuffix[0].bv_len ) {
ndn.bv_val += ndn.bv_len - be->be_nsuffix[0].bv_len;
ndn.bv_len = be->be_nsuffix[0].bv_len;
nptr.bv_len = ndn.bv_val - nptr.bv_val - 1;
} else {
nptr.bv_len = 0;
}
while ( ndn.bv_val > e->e_nname.bv_val ) {
glue = entry_alloc();
ber_dupbv( &glue->e_name, &dn );
ber_dupbv( &glue->e_nname, &ndn );
a = attr_alloc( slap_schema.si_ad_objectClass );
a->a_numvals = 2;
a->a_vals = ch_calloc( 3, sizeof( struct berval ) );
ber_dupbv( &a->a_vals[0], &gcbva[0] );
ber_dupbv( &a->a_vals[1], &gcbva[1] );
ber_dupbv( &a->a_vals[2], &gcbva[2] );
a->a_nvals = a->a_vals;
a->a_next = glue->e_attrs;
glue->e_attrs = a;
a = attr_alloc( slap_schema.si_ad_structuralObjectClass );
a->a_numvals = 1;
a->a_vals = ch_calloc( 2, sizeof( struct berval ) );
ber_dupbv( &a->a_vals[0], &gcbva[1] );
ber_dupbv( &a->a_vals[1], &gcbva[2] );
a->a_nvals = a->a_vals;
a->a_next = glue->e_attrs;
glue->e_attrs = a;
op->o_req_dn = glue->e_name;
op->o_req_ndn = glue->e_nname;
op->ora_e = glue;
rc = be->be_add ( op, &rs_add );
if ( rs_add.sr_err == LDAP_SUCCESS ) {
if ( op->ora_e == glue )
be_entry_release_w( op, glue );
} else {
/* incl. ALREADY EXIST */
entry_free( glue );
if ( rs_add.sr_err != LDAP_ALREADY_EXISTS ) {
entry_free( e );
return rc;
}
}
/* Move to next child */
comma = ber_bvrchr( &ptr, ',' );
if ( comma == NULL ) {
break;
}
ptr.bv_len = comma - ptr.bv_val;
dn.bv_val = ++comma;
dn.bv_len = e->e_name.bv_len - (dn.bv_val - e->e_name.bv_val);
comma = ber_bvrchr( &nptr, ',' );
assert( comma != NULL );
nptr.bv_len = comma - nptr.bv_val;
ndn.bv_val = ++comma;
ndn.bv_len = e->e_nname.bv_len - (ndn.bv_val - e->e_nname.bv_val);
}
op->o_req_dn = e->e_name;
op->o_req_ndn = e->e_nname;
op->ora_e = e;
rc = be->be_add ( op, &rs_add );
if ( rs_add.sr_err == LDAP_SUCCESS ) {
if ( op->ora_e == e )
be_entry_release_w( op, e );
} else {
entry_free( e );
}
return rc;
}
static int
syncrepl_updateCookie(
syncinfo_t *si,
Operation *op,
struct berval *pdn,
struct sync_cookie *syncCookie )
{
Backend *be = op->o_bd;
Modifications mod;
struct berval first = BER_BVNULL;
#ifdef CHECK_CSN
Syntax *syn = slap_schema.si_ad_contextCSN->ad_type->sat_syntax;
#endif
int rc, i, j;
ber_len_t len;
slap_callback cb = { NULL };
SlapReply rs_modify = {REP_RESULT};
mod.sml_op = LDAP_MOD_REPLACE;
mod.sml_desc = slap_schema.si_ad_contextCSN;
mod.sml_type = mod.sml_desc->ad_cname;
mod.sml_flags = SLAP_MOD_INTERNAL;
mod.sml_nvalues = NULL;
mod.sml_next = NULL;
ldap_pvt_thread_mutex_lock( &si->si_cookieState->cs_mutex );
#ifdef CHECK_CSN
for ( i=0; i<syncCookie->numcsns; i++ ) {
assert( !syn->ssyn_validate( syn, syncCookie->ctxcsn+i ));
}
for ( i=0; i<si->si_cookieState->cs_num; i++ ) {
assert( !syn->ssyn_validate( syn, si->si_cookieState->cs_vals+i ));
}
#endif
/* clone the cookieState CSNs so we can Replace the whole thing */
mod.sml_numvals = si->si_cookieState->cs_num;
mod.sml_values = op->o_tmpalloc(( mod.sml_numvals+1 )*sizeof(struct berval), op->o_tmpmemctx );
for ( i=0; i<mod.sml_numvals; i++ )
mod.sml_values[i] = si->si_cookieState->cs_vals[i];
BER_BVZERO( &mod.sml_values[i] );
/* find any CSNs in the syncCookie that are newer than the cookieState */
for ( i=0; i<syncCookie->numcsns; i++ ) {
for ( j=0; j<si->si_cookieState->cs_num; j++ ) {
if ( syncCookie->sids[i] != si->si_cookieState->cs_sids[j] )
continue;
len = syncCookie->ctxcsn[i].bv_len;
if ( len > si->si_cookieState->cs_vals[j].bv_len )
len = si->si_cookieState->cs_vals[j].bv_len;
if ( memcmp( syncCookie->ctxcsn[i].bv_val,
si->si_cookieState->cs_vals[j].bv_val, len ) > 0 ) {
mod.sml_values[j] = syncCookie->ctxcsn[i];
if ( BER_BVISNULL( &first ) ) {
first = syncCookie->ctxcsn[i];
} else if ( memcmp( syncCookie->ctxcsn[i].bv_val, first.bv_val, first.bv_len ) > 0 )
{
first = syncCookie->ctxcsn[i];
}
}
break;
}
/* there was no match for this SID, it's a new CSN */
if ( j == si->si_cookieState->cs_num ) {
mod.sml_values = op->o_tmprealloc( mod.sml_values,
( mod.sml_numvals+2 )*sizeof(struct berval), op->o_tmpmemctx );
mod.sml_values[mod.sml_numvals++] = syncCookie->ctxcsn[i];
BER_BVZERO( &mod.sml_values[mod.sml_numvals] );
if ( BER_BVISNULL( &first ) ) {
first = syncCookie->ctxcsn[i];
} else if ( memcmp( syncCookie->ctxcsn[i].bv_val, first.bv_val, first.bv_len ) > 0 )
{
first = syncCookie->ctxcsn[i];
}
}
}
/* Should never happen, ITS#5065 */
if ( BER_BVISNULL( &first )) {
ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex );
op->o_tmpfree( mod.sml_values, op->o_tmpmemctx );
return 0;
}
op->o_bd = si->si_wbe;
slap_queue_csn( op, &first );
op->o_tag = LDAP_REQ_MODIFY;
cb.sc_response = null_callback;
cb.sc_private = si;
op->o_callback = &cb;
op->o_req_dn = op->o_bd->be_suffix[0];
op->o_req_ndn = op->o_bd->be_nsuffix[0];
/* update contextCSN */
op->o_dont_replicate = 1;
op->orm_modlist = &mod;
op->orm_no_opattrs = 1;
rc = op->o_bd->be_modify( op, &rs_modify );
op->orm_no_opattrs = 0;
op->o_dont_replicate = 0;
if ( rs_modify.sr_err == LDAP_SUCCESS ) {
slap_sync_cookie_free( &si->si_syncCookie, 0 );
slap_dup_sync_cookie( &si->si_syncCookie, syncCookie );
/* If we replaced any old values */
for ( i=0; i<si->si_cookieState->cs_num; i++ ) {
if ( mod.sml_values[i].bv_val != si->si_cookieState->cs_vals[i].bv_val )
ber_bvreplace( &si->si_cookieState->cs_vals[i],
&mod.sml_values[i] );
}
/* Handle any added values */
if ( i < mod.sml_numvals ) {
si->si_cookieState->cs_num = mod.sml_numvals;
value_add( &si->si_cookieState->cs_vals, &mod.sml_values[i] );
free( si->si_cookieState->cs_sids );
si->si_cookieState->cs_sids = slap_parse_csn_sids(
si->si_cookieState->cs_vals, si->si_cookieState->cs_num, NULL );
}
si->si_cookieState->cs_age++;
si->si_cookieAge = si->si_cookieState->cs_age;
} else {
Debug( LDAP_DEBUG_ANY,
"syncrepl_updateCookie: %s be_modify failed (%d)\n",
si->si_ridtxt, rs_modify.sr_err, 0 );
}
ldap_pvt_thread_mutex_unlock( &si->si_cookieState->cs_mutex );
op->o_bd = be;
op->o_tmpfree( op->o_csn.bv_val, op->o_tmpmemctx );
BER_BVZERO( &op->o_csn );
if ( mod.sml_next ) slap_mods_free( mod.sml_next, 1 );
op->o_tmpfree( mod.sml_values, op->o_tmpmemctx );
#ifdef CHECK_CSN
for ( i=0; i<si->si_cookieState->cs_num; i++ ) {
assert( !syn->ssyn_validate( syn, si->si_cookieState->cs_vals+i ));
}
#endif
return rc;
}
static void
attr_cmp( Operation *op, Attribute *old, Attribute *new,
Modifications ***mret, Modifications ***mcur )
{
int i, j;
Modifications *mod, **modtail;
modtail = *mret;
if ( old ) {
int n, o, nn, no;
struct berval **adds, **dels;
/* count old and new */
for ( o=0; old->a_vals[o].bv_val; o++ ) ;
for ( n=0; new->a_vals[n].bv_val; n++ ) ;
/* there MUST be both old and new values */
assert( o != 0 );
assert( n != 0 );
j = 0;
adds = op->o_tmpalloc( sizeof(struct berval *) * n, op->o_tmpmemctx );
dels = op->o_tmpalloc( sizeof(struct berval *) * o, op->o_tmpmemctx );
for ( i=0; i<o; i++ ) dels[i] = &old->a_vals[i];
for ( i=0; i<n; i++ ) adds[i] = &new->a_vals[i];
nn = n; no = o;
for ( i=0; i<o; i++ ) {
for ( j=0; j<n; j++ ) {
if ( !adds[j] )
continue;
if ( bvmatch( dels[i], adds[j] ) ) {
no--;
nn--;
adds[j] = NULL;
dels[i] = NULL;
break;
}
}
}
/* Don't delete/add an objectClass, always use the replace op.
* Modify would fail if provider has replaced entry with a new,
* and the new explicitly includes a superior of a class that was
* only included implicitly in the old entry. Ref ITS#5517.
*
* Also use replace op if attr has no equality matching rule.
* (ITS#5781)
*/
if ( nn && no < o &&
( old->a_desc == slap_schema.si_ad_objectClass ||
!old->a_desc->ad_type->sat_equality ))
no = o;
i = j;
/* all old values were deleted, just use the replace op */
if ( no == o ) {
i = j-1;
} else if ( no ) {
/* delete some values */
mod = ch_malloc( sizeof( Modifications ) );
mod->sml_op = LDAP_MOD_DELETE;
mod->sml_flags = 0;
mod->sml_desc = old->a_desc;
mod->sml_type = mod->sml_desc->ad_cname;
mod->sml_numvals = no;
mod->sml_values = ch_malloc( ( no + 1 ) * sizeof(struct berval) );
if ( old->a_vals != old->a_nvals ) {
mod->sml_nvalues = ch_malloc( ( no + 1 ) * sizeof(struct berval) );
} else {
mod->sml_nvalues = NULL;
}
j = 0;
for ( i = 0; i < o; i++ ) {
if ( !dels[i] ) continue;
ber_dupbv( &mod->sml_values[j], &old->a_vals[i] );
if ( mod->sml_nvalues ) {
ber_dupbv( &mod->sml_nvalues[j], &old->a_nvals[i] );
}
j++;
}
BER_BVZERO( &mod->sml_values[j] );
if ( mod->sml_nvalues ) {
BER_BVZERO( &mod->sml_nvalues[j] );
}
*modtail = mod;
modtail = &mod->sml_next;
i = j;
}
op->o_tmpfree( dels, op->o_tmpmemctx );
/* some values were added */
if ( nn && no < o ) {
mod = ch_malloc( sizeof( Modifications ) );
mod->sml_op = LDAP_MOD_ADD;
mod->sml_flags = 0;
mod->sml_desc = old->a_desc;
mod->sml_type = mod->sml_desc->ad_cname;
mod->sml_numvals = nn;
mod->sml_values = ch_malloc( ( nn + 1 ) * sizeof(struct berval) );
if ( old->a_vals != old->a_nvals ) {
mod->sml_nvalues = ch_malloc( ( nn + 1 ) * sizeof(struct berval) );
} else {
mod->sml_nvalues = NULL;
}
j = 0;
for ( i = 0; i < n; i++ ) {
if ( !adds[i] ) continue;
ber_dupbv( &mod->sml_values[j], &new->a_vals[i] );
if ( mod->sml_nvalues ) {
ber_dupbv( &mod->sml_nvalues[j], &new->a_nvals[i] );
}
j++;
}
BER_BVZERO( &mod->sml_values[j] );
if ( mod->sml_nvalues ) {
BER_BVZERO( &mod->sml_nvalues[j] );
}
*modtail = mod;
modtail = &mod->sml_next;
i = j;
}
op->o_tmpfree( adds, op->o_tmpmemctx );
} else {
/* new attr, just use the new mod */
i = 0;
j = 1;
}
/* advance to next element */
mod = **mcur;
if ( mod ) {
if ( i != j ) {
**mcur = mod->sml_next;
*modtail = mod;
modtail = &mod->sml_next;
} else {
*mcur = &mod->sml_next;
}
}
*mret = modtail;
}
static int
dn_callback(
Operation* op,
SlapReply* rs )
{
dninfo *dni = op->o_callback->sc_private;
if ( rs->sr_type == REP_SEARCH ) {
if ( !BER_BVISNULL( &dni->dn ) ) {
Debug( LDAP_DEBUG_ANY,
"dn_callback : consistency error - "
"entryUUID is not unique\n", 0, 0, 0 );
} else {
ber_dupbv_x( &dni->dn, &rs->sr_entry->e_name, op->o_tmpmemctx );
ber_dupbv_x( &dni->ndn, &rs->sr_entry->e_nname, op->o_tmpmemctx );
/* If there is a new entry, see if it differs from the old.
* We compare the non-normalized values so that cosmetic changes
* in the provider are always propagated.
*/
if ( dni->new_entry ) {
Modifications **modtail, **ml;
Attribute *old, *new;
struct berval old_rdn, new_rdn;
struct berval old_p, new_p;
int is_ctx, new_sup = 0;
/* If old entry is not a glue entry, make sure new entry
* is actually newer than old entry
*/
if ( !is_entry_glue( rs->sr_entry )) {
old = attr_find( rs->sr_entry->e_attrs,
slap_schema.si_ad_entryCSN );
new = attr_find( dni->new_entry->e_attrs,
slap_schema.si_ad_entryCSN );
if ( new && old ) {
int rc;
ber_len_t len = old->a_vals[0].bv_len;
if ( len > new->a_vals[0].bv_len )
len = new->a_vals[0].bv_len;
rc = memcmp( old->a_vals[0].bv_val,
new->a_vals[0].bv_val, len );
if ( rc > 0 ) {
Debug( LDAP_DEBUG_SYNC,
"dn_callback : new entry is older than ours "
"%s ours %s, new %s\n",
rs->sr_entry->e_name.bv_val,
old->a_vals[0].bv_val,
new->a_vals[0].bv_val );
return LDAP_SUCCESS;
} else if ( rc == 0 ) {
Debug( LDAP_DEBUG_SYNC,
"dn_callback : entries have identical CSN "
"%s %s\n",
rs->sr_entry->e_name.bv_val,
old->a_vals[0].bv_val, 0 );
return LDAP_SUCCESS;
}
}
}
is_ctx = dn_match( &rs->sr_entry->e_nname,
&op->o_bd->be_nsuffix[0] );
/* Did the DN change?
* case changes in the parent are ignored,
* we only want to know if the RDN was
* actually changed.
*/
dnRdn( &rs->sr_entry->e_name, &old_rdn );
dnRdn( &dni->new_entry->e_name, &new_rdn );
dnParent( &rs->sr_entry->e_nname, &old_p );
dnParent( &dni->new_entry->e_nname, &new_p );
new_sup = !dn_match( &old_p, &new_p );
if ( !dn_match( &old_rdn, &new_rdn ) || new_sup )
{
struct berval oldRDN, oldVal;
AttributeDescription *ad = NULL;
int oldpos, newpos;
Attribute *a;
dni->renamed = 1;
if ( new_sup )
dni->nnewSup = new_p;
/* See if the oldRDN was deleted */
dnRdn( &rs->sr_entry->e_nname, &oldRDN );
oldVal.bv_val = strchr(oldRDN.bv_val, '=') + 1;
oldVal.bv_len = oldRDN.bv_len - ( oldVal.bv_val -
oldRDN.bv_val );
oldRDN.bv_len -= oldVal.bv_len + 1;
slap_bv2ad( &oldRDN, &ad, &rs->sr_text );
dni->oldDesc = ad;
for ( oldpos=0, a=rs->sr_entry->e_attrs;
a && a->a_desc != ad; oldpos++, a=a->a_next );
dni->oldNattr = a;
for ( newpos=0, a=dni->new_entry->e_attrs;
a && a->a_desc != ad; newpos++, a=a->a_next );
if ( !a || oldpos != newpos || attr_valfind( a,
SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH |
SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
SLAP_MR_VALUE_OF_SYNTAX,
&oldVal, NULL, op->o_tmpmemctx ) != LDAP_SUCCESS )
{
dni->delOldRDN = 1;
}
/* Get the newRDN's desc */
dnRdn( &dni->new_entry->e_nname, &oldRDN );
oldVal.bv_val = strchr(oldRDN.bv_val, '=');
oldRDN.bv_len = oldVal.bv_val - oldRDN.bv_val;
ad = NULL;
slap_bv2ad( &oldRDN, &ad, &rs->sr_text );
dni->newDesc = ad;
/* A ModDN has happened, but in Refresh mode other
* changes may have occurred before we picked it up.
* So fallthru to regular Modify processing.
*/
}
modtail = &dni->mods;
ml = dni->modlist;
/* We assume that attributes are saved in the same order
* in the remote and local databases. So if we walk through
* the attributeDescriptions one by one they should match in
* lock step. If not, look for an add or delete.
*/
for ( old = rs->sr_entry->e_attrs, new = dni->new_entry->e_attrs;
old && new; )
{
/* If we've seen this before, use its mod now */
if ( new->a_flags & SLAP_ATTR_IXADD ) {
attr_cmp( op, NULL, new, &modtail, &ml );
new = new->a_next;
continue;
}
/* Skip contextCSN */
if ( is_ctx && old->a_desc ==
slap_schema.si_ad_contextCSN ) {
old = old->a_next;
continue;
}
if ( old->a_desc != new->a_desc ) {
Modifications *mod;
Attribute *tmp;
/* If it's just been re-added later,
* remember that we've seen it.
*/
tmp = attr_find( new, old->a_desc );
if ( tmp ) {
tmp->a_flags |= SLAP_ATTR_IXADD;
} else {
/* If it's a new attribute, pull it in.
*/
tmp = attr_find( old, new->a_desc );
if ( !tmp ) {
attr_cmp( op, NULL, new, &modtail, &ml );
new = new->a_next;
continue;
}
/* Delete old attr */
mod = ch_malloc( sizeof( Modifications ) );
mod->sml_op = LDAP_MOD_DELETE;
mod->sml_flags = 0;
mod->sml_desc = old->a_desc;
mod->sml_type = mod->sml_desc->ad_cname;
mod->sml_numvals = 0;
mod->sml_values = NULL;
mod->sml_nvalues = NULL;
*modtail = mod;
modtail = &mod->sml_next;
}
old = old->a_next;
continue;
}
/* kludge - always update modifiersName so that it
* stays co-located with the other mod opattrs. But only
* if we know there are other valid mods.
*/
if ( dni->mods && ( old->a_desc == slap_schema.si_ad_modifiersName ||
old->a_desc == slap_schema.si_ad_modifyTimestamp ))
attr_cmp( op, NULL, new, &modtail, &ml );
else
attr_cmp( op, old, new, &modtail, &ml );
new = new->a_next;
old = old->a_next;
}
*modtail = *ml;
*ml = NULL;
}
}
} else if ( rs->sr_type == REP_RESULT ) {
if ( rs->sr_err == LDAP_SIZELIMIT_EXCEEDED ) {
Debug( LDAP_DEBUG_ANY,
"dn_callback : consistency error - "
"entryUUID is not unique\n", 0, 0, 0 );
}
}
return LDAP_SUCCESS;
}
static int
nonpresent_callback(
Operation* op,
SlapReply* rs )
{
syncinfo_t *si = op->o_callback->sc_private;
Attribute *a;
int count = 0;
struct berval* present_uuid = NULL;
struct nonpresent_entry *np_entry;
if ( rs->sr_type == REP_RESULT ) {
count = avl_free( si->si_presentlist, ch_free );
si->si_presentlist = NULL;
} else if ( rs->sr_type == REP_SEARCH ) {
if ( !( si->si_refreshDelete & NP_DELETE_ONE ) ) {
a = attr_find( rs->sr_entry->e_attrs, slap_schema.si_ad_entryUUID );
if ( a ) {
present_uuid = avl_find( si->si_presentlist, &a->a_nvals[0],
syncuuid_cmp );
}
if ( LogTest( LDAP_DEBUG_SYNC ) ) {
char buf[sizeof("rid=999 non")];
snprintf( buf, sizeof(buf), "%s %s", si->si_ridtxt,
present_uuid ? "" : "non" );
Debug( LDAP_DEBUG_SYNC, "nonpresent_callback: %spresent UUID %s, dn %s\n",
buf, a ? a->a_vals[0].bv_val : "<missing>", rs->sr_entry->e_name.bv_val );
}
if ( a == NULL ) return 0;
}
if ( present_uuid == NULL ) {
np_entry = (struct nonpresent_entry *)
ch_calloc( 1, sizeof( struct nonpresent_entry ) );
np_entry->npe_name = ber_dupbv( NULL, &rs->sr_entry->e_name );
np_entry->npe_nname = ber_dupbv( NULL, &rs->sr_entry->e_nname );
LDAP_LIST_INSERT_HEAD( &si->si_nonpresentlist, np_entry, npe_link );
} else {
avl_delete( &si->si_presentlist,
&a->a_nvals[0], syncuuid_cmp );
ch_free( present_uuid );
}
}
return LDAP_SUCCESS;
}
static int
null_callback(
Operation* op,
SlapReply* rs )
{
if ( rs->sr_err != LDAP_SUCCESS &&
rs->sr_err != LDAP_REFERRAL &&
rs->sr_err != LDAP_ALREADY_EXISTS &&
rs->sr_err != LDAP_NO_SUCH_OBJECT &&
rs->sr_err != LDAP_NOT_ALLOWED_ON_NONLEAF )
{
Debug( LDAP_DEBUG_ANY,
"null_callback : error code 0x%x\n",
rs->sr_err, 0, 0 );
}
return LDAP_SUCCESS;
}
static struct berval *
slap_uuidstr_from_normalized(
struct berval* uuidstr,
struct berval* normalized,
void *ctx )
{
#if 0
struct berval *new;
unsigned char nibble;
int i, d = 0;
if ( normalized == NULL ) return NULL;
if ( normalized->bv_len != 16 ) return NULL;
if ( uuidstr ) {
new = uuidstr;
} else {
new = (struct berval *)slap_sl_malloc( sizeof(struct berval), ctx );
if ( new == NULL ) {
return NULL;
}
}
new->bv_len = 36;
if ( ( new->bv_val = slap_sl_malloc( new->bv_len + 1, ctx ) ) == NULL ) {
if ( new != uuidstr ) {
slap_sl_free( new, ctx );
}
return NULL;
}
for ( i = 0; i < 16; i++ ) {
if ( i == 4 || i == 6 || i == 8 || i == 10 ) {
new->bv_val[(i<<1)+d] = '-';
d += 1;
}
nibble = (normalized->bv_val[i] >> 4) & 0xF;
if ( nibble < 10 ) {
new->bv_val[(i<<1)+d] = nibble + '0';
} else {
new->bv_val[(i<<1)+d] = nibble - 10 + 'a';
}
nibble = (normalized->bv_val[i]) & 0xF;
if ( nibble < 10 ) {
new->bv_val[(i<<1)+d+1] = nibble + '0';
} else {
new->bv_val[(i<<1)+d+1] = nibble - 10 + 'a';
}
}
new->bv_val[new->bv_len] = '\0';
return new;
#endif
struct berval *new;
int rc = 0;
if ( normalized == NULL ) return NULL;
if ( normalized->bv_len != 16 ) return NULL;
if ( uuidstr ) {
new = uuidstr;
} else {
new = (struct berval *)slap_sl_malloc( sizeof(struct berval), ctx );
if ( new == NULL ) {
return NULL;
}
}
new->bv_len = 36;
if ( ( new->bv_val = slap_sl_malloc( new->bv_len + 1, ctx ) ) == NULL ) {
rc = 1;
goto done;
}
rc = lutil_uuidstr_from_normalized( normalized->bv_val,
normalized->bv_len, new->bv_val, new->bv_len + 1 );
done:;
if ( rc == -1 ) {
if ( new != NULL ) {
if ( new->bv_val != NULL ) {
slap_sl_free( new->bv_val, ctx );
}
if ( new != uuidstr ) {
slap_sl_free( new, ctx );
}
}
new = NULL;
} else {
new->bv_len = rc;
}
return new;
}
static int
syncuuid_cmp( const void* v_uuid1, const void* v_uuid2 )
{
const struct berval *uuid1 = v_uuid1;
const struct berval *uuid2 = v_uuid2;
int rc = uuid1->bv_len - uuid2->bv_len;
if ( rc ) return rc;
return ( memcmp( uuid1->bv_val, uuid2->bv_val, uuid1->bv_len ) );
}
void
syncinfo_free( syncinfo_t *sie, int free_all )
{
syncinfo_t *si_next;
Debug( LDAP_DEBUG_TRACE, "syncinfo_free: %s\n",
sie->si_ridtxt, 0, 0 );
do {
si_next = sie->si_next;
if ( sie->si_ld ) {
if ( sie->si_conn ) {
connection_client_stop( sie->si_conn );
sie->si_conn = NULL;
}
ldap_unbind_ext( sie->si_ld, NULL, NULL );
}
if ( sie->si_re ) {
struct re_s *re = sie->si_re;
sie->si_re = NULL;
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
if ( ldap_pvt_runqueue_isrunning( &slapd_rq, re ) )
ldap_pvt_runqueue_stoptask( &slapd_rq, re );
ldap_pvt_runqueue_remove( &slapd_rq, re );
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
}
ldap_pvt_thread_mutex_destroy( &sie->si_mutex );
bindconf_free( &sie->si_bindconf );
if ( sie->si_filterstr.bv_val ) {
ch_free( sie->si_filterstr.bv_val );
}
if ( sie->si_logfilterstr.bv_val ) {
ch_free( sie->si_logfilterstr.bv_val );
}
if ( sie->si_base.bv_val ) {
ch_free( sie->si_base.bv_val );
}
if ( sie->si_logbase.bv_val ) {
ch_free( sie->si_logbase.bv_val );
}
if ( sie->si_attrs ) {
int i = 0;
while ( sie->si_attrs[i] != NULL ) {
ch_free( sie->si_attrs[i] );
i++;
}
ch_free( sie->si_attrs );
}
if ( sie->si_exattrs ) {
int i = 0;
while ( sie->si_exattrs[i] != NULL ) {
ch_free( sie->si_exattrs[i] );
i++;
}
ch_free( sie->si_exattrs );
}
if ( sie->si_anlist ) {
int i = 0;
while ( sie->si_anlist[i].an_name.bv_val != NULL ) {
ch_free( sie->si_anlist[i].an_name.bv_val );
i++;
}
ch_free( sie->si_anlist );
}
if ( sie->si_exanlist ) {
int i = 0;
while ( sie->si_exanlist[i].an_name.bv_val != NULL ) {
ch_free( sie->si_exanlist[i].an_name.bv_val );
i++;
}
ch_free( sie->si_exanlist );
}
if ( sie->si_retryinterval ) {
ch_free( sie->si_retryinterval );
}
if ( sie->si_retrynum ) {
ch_free( sie->si_retrynum );
}
if ( sie->si_retrynum_init ) {
ch_free( sie->si_retrynum_init );
}
slap_sync_cookie_free( &sie->si_syncCookie, 0 );
if ( sie->si_presentlist ) {
avl_free( sie->si_presentlist, ch_free );
}
while ( !LDAP_LIST_EMPTY( &sie->si_nonpresentlist ) ) {
struct nonpresent_entry* npe;
npe = LDAP_LIST_FIRST( &sie->si_nonpresentlist );
LDAP_LIST_REMOVE( npe, npe_link );
if ( npe->npe_name ) {
if ( npe->npe_name->bv_val ) {
ch_free( npe->npe_name->bv_val );
}
ch_free( npe->npe_name );
}
if ( npe->npe_nname ) {
if ( npe->npe_nname->bv_val ) {
ch_free( npe->npe_nname->bv_val );
}
ch_free( npe->npe_nname );
}
ch_free( npe );
}
sie->si_cookieState->cs_ref--;
if ( !sie->si_cookieState->cs_ref ) {
ch_free( sie->si_cookieState->cs_sids );
ber_bvarray_free( sie->si_cookieState->cs_vals );
ldap_pvt_thread_mutex_destroy( &sie->si_cookieState->cs_mutex );
ch_free( sie->si_cookieState );
}
ch_free( sie );
sie = si_next;
} while ( free_all && si_next );
}
/* NOTE: used & documented in slapd.conf(5) */
#define IDSTR "rid"
#define PROVIDERSTR "provider"
#define SCHEMASTR "schemachecking"
#define FILTERSTR "filter"
#define SEARCHBASESTR "searchbase"
#define SCOPESTR "scope"
#define ATTRSONLYSTR "attrsonly"
#define ATTRSSTR "attrs"
#define TYPESTR "type"
#define INTERVALSTR "interval"
#define RETRYSTR "retry"
#define SLIMITSTR "sizelimit"
#define TLIMITSTR "timelimit"
#define SYNCDATASTR "syncdata"
#define LOGBASESTR "logbase"
#define LOGFILTERSTR "logfilter"
/* FIXME: undocumented */
#define EXATTRSSTR "exattrs"
#define MANAGEDSAITSTR "manageDSAit"
/* mandatory */
enum {
GOT_RID = 0x00000001U,
GOT_PROVIDER = 0x00000002U,
GOT_SCHEMACHECKING = 0x00000004U,
GOT_FILTER = 0x00000008U,
GOT_SEARCHBASE = 0x00000010U,
GOT_SCOPE = 0x00000020U,
GOT_ATTRSONLY = 0x00000040U,
GOT_ATTRS = 0x00000080U,
GOT_TYPE = 0x00000100U,
GOT_INTERVAL = 0x00000200U,
GOT_RETRY = 0x00000400U,
GOT_SLIMIT = 0x00000800U,
GOT_TLIMIT = 0x00001000U,
GOT_SYNCDATA = 0x00002000U,
GOT_LOGBASE = 0x00004000U,
GOT_LOGFILTER = 0x00008000U,
GOT_EXATTRS = 0x00010000U,
GOT_MANAGEDSAIT = 0x00020000U,
GOT_BINDCONF = 0x00040000U,
/* check */
GOT_REQUIRED = (GOT_RID|GOT_PROVIDER|GOT_SEARCHBASE)
};
static struct {
struct berval key;
int val;
} scopes[] = {
{ BER_BVC("base"), LDAP_SCOPE_BASE },
{ BER_BVC("one"), LDAP_SCOPE_ONELEVEL },
{ BER_BVC("onelevel"), LDAP_SCOPE_ONELEVEL }, /* OpenLDAP extension */
{ BER_BVC("children"), LDAP_SCOPE_SUBORDINATE },
{ BER_BVC("subord"), LDAP_SCOPE_SUBORDINATE },
{ BER_BVC("subordinate"), LDAP_SCOPE_SUBORDINATE },
{ BER_BVC("sub"), LDAP_SCOPE_SUBTREE },
{ BER_BVC("subtree"), LDAP_SCOPE_SUBTREE }, /* OpenLDAP extension */
{ BER_BVNULL, 0 }
};
static slap_verbmasks datamodes[] = {
{ BER_BVC("default"), SYNCDATA_DEFAULT },
{ BER_BVC("accesslog"), SYNCDATA_ACCESSLOG },
{ BER_BVC("changelog"), SYNCDATA_CHANGELOG },
{ BER_BVNULL, 0 }
};
static int
parse_syncrepl_retry(
ConfigArgs *c,
char *arg,
syncinfo_t *si )
{
char **retry_list;
int j, k, n;
int use_default = 0;
char *val = arg + STRLENOF( RETRYSTR "=" );
if ( strcasecmp( val, "undefined" ) == 0 ) {
val = "3600 +";
use_default = 1;
}
retry_list = (char **) ch_calloc( 1, sizeof( char * ) );
retry_list[0] = NULL;
slap_str2clist( &retry_list, val, " ,\t" );
for ( k = 0; retry_list && retry_list[k]; k++ ) ;
n = k / 2;
if ( k % 2 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: incomplete syncrepl retry list" );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
for ( k = 0; retry_list && retry_list[k]; k++ ) {
ch_free( retry_list[k] );
}
ch_free( retry_list );
return 1;
}
si->si_retryinterval = (time_t *) ch_calloc( n + 1, sizeof( time_t ) );
si->si_retrynum = (int *) ch_calloc( n + 1, sizeof( int ) );
si->si_retrynum_init = (int *) ch_calloc( n + 1, sizeof( int ) );
for ( j = 0; j < n; j++ ) {
unsigned long t;
if ( lutil_atoul( &t, retry_list[j*2] ) != 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: invalid retry interval \"%s\" (#%d)",
retry_list[j*2], j );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
/* do some cleanup */
return 1;
}
si->si_retryinterval[j] = (time_t)t;
if ( *retry_list[j*2+1] == '+' ) {
si->si_retrynum_init[j] = RETRYNUM_FOREVER;
si->si_retrynum[j] = RETRYNUM_FOREVER;
j++;
break;
} else {
if ( lutil_atoi( &si->si_retrynum_init[j], retry_list[j*2+1] ) != 0
|| si->si_retrynum_init[j] <= 0 )
{
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: invalid initial retry number \"%s\" (#%d)",
retry_list[j*2+1], j );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
/* do some cleanup */
return 1;
}
if ( lutil_atoi( &si->si_retrynum[j], retry_list[j*2+1] ) != 0
|| si->si_retrynum[j] <= 0 )
{
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: invalid retry number \"%s\" (#%d)",
retry_list[j*2+1], j );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
/* do some cleanup */
return 1;
}
}
}
si->si_retrynum_init[j] = RETRYNUM_TAIL;
si->si_retrynum[j] = RETRYNUM_TAIL;
si->si_retryinterval[j] = 0;
for ( k = 0; retry_list && retry_list[k]; k++ ) {
ch_free( retry_list[k] );
}
ch_free( retry_list );
if ( !use_default ) {
si->si_got |= GOT_RETRY;
}
return 0;
}
static int
parse_syncrepl_line(
ConfigArgs *c,
syncinfo_t *si )
{
int i;
char *val;
for ( i = 1; i < c->argc; i++ ) {
if ( !strncasecmp( c->argv[ i ], IDSTR "=",
STRLENOF( IDSTR "=" ) ) )
{
int tmp;
/* '\0' string terminator accounts for '=' */
val = c->argv[ i ] + STRLENOF( IDSTR "=" );
if ( lutil_atoi( &tmp, val ) != 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"unable to parse syncrepl id \"%s\"", val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
if ( tmp > SLAP_SYNC_SID_MAX || tmp < 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"syncrepl id %d is out of range [0..4095]", tmp );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_rid = tmp;
sprintf( si->si_ridtxt, IDSTR "=%03d", si->si_rid );
si->si_got |= GOT_RID;
} else if ( !strncasecmp( c->argv[ i ], PROVIDERSTR "=",
STRLENOF( PROVIDERSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( PROVIDERSTR "=" );
ber_str2bv( val, 0, 1, &si->si_bindconf.sb_uri );
si->si_got |= GOT_PROVIDER;
} else if ( !strncasecmp( c->argv[ i ], SCHEMASTR "=",
STRLENOF( SCHEMASTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( SCHEMASTR "=" );
if ( !strncasecmp( val, "on", STRLENOF( "on" ) ) ) {
si->si_schemachecking = 1;
} else if ( !strncasecmp( val, "off", STRLENOF( "off" ) ) ) {
si->si_schemachecking = 0;
} else {
si->si_schemachecking = 1;
}
si->si_got |= GOT_SCHEMACHECKING;
} else if ( !strncasecmp( c->argv[ i ], FILTERSTR "=",
STRLENOF( FILTERSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( FILTERSTR "=" );
if ( si->si_filterstr.bv_val )
ch_free( si->si_filterstr.bv_val );
ber_str2bv( val, 0, 1, &si->si_filterstr );
si->si_got |= GOT_FILTER;
} else if ( !strncasecmp( c->argv[ i ], LOGFILTERSTR "=",
STRLENOF( LOGFILTERSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( LOGFILTERSTR "=" );
if ( si->si_logfilterstr.bv_val )
ch_free( si->si_logfilterstr.bv_val );
ber_str2bv( val, 0, 1, &si->si_logfilterstr );
si->si_got |= GOT_LOGFILTER;
} else if ( !strncasecmp( c->argv[ i ], SEARCHBASESTR "=",
STRLENOF( SEARCHBASESTR "=" ) ) )
{
struct berval bv;
int rc;
val = c->argv[ i ] + STRLENOF( SEARCHBASESTR "=" );
if ( si->si_base.bv_val ) {
ch_free( si->si_base.bv_val );
}
ber_str2bv( val, 0, 0, &bv );
rc = dnNormalize( 0, NULL, NULL, &bv, &si->si_base, NULL );
if ( rc != LDAP_SUCCESS ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Invalid base DN \"%s\": %d (%s)",
val, rc, ldap_err2string( rc ) );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
if ( !be_issubordinate( c->be, &si->si_base ) ) {
ch_free( si->si_base.bv_val );
BER_BVZERO( &si->si_base );
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Base DN \"%s\" is not within the database naming context",
val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_got |= GOT_SEARCHBASE;
} else if ( !strncasecmp( c->argv[ i ], LOGBASESTR "=",
STRLENOF( LOGBASESTR "=" ) ) )
{
struct berval bv;
int rc;
val = c->argv[ i ] + STRLENOF( LOGBASESTR "=" );
if ( si->si_logbase.bv_val ) {
ch_free( si->si_logbase.bv_val );
}
ber_str2bv( val, 0, 0, &bv );
rc = dnNormalize( 0, NULL, NULL, &bv, &si->si_logbase, NULL );
if ( rc != LDAP_SUCCESS ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Invalid logbase DN \"%s\": %d (%s)",
val, rc, ldap_err2string( rc ) );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_got |= GOT_LOGBASE;
} else if ( !strncasecmp( c->argv[ i ], SCOPESTR "=",
STRLENOF( SCOPESTR "=" ) ) )
{
int j;
val = c->argv[ i ] + STRLENOF( SCOPESTR "=" );
for ( j = 0; !BER_BVISNULL(&scopes[j].key); j++ ) {
if (!strcasecmp( val, scopes[j].key.bv_val ) ) {
si->si_scope = scopes[j].val;
break;
}
}
if ( BER_BVISNULL(&scopes[j].key) ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"unknown scope \"%s\"", val);
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_got |= GOT_SCOPE;
} else if ( !strncasecmp( c->argv[ i ], ATTRSONLYSTR,
STRLENOF( ATTRSONLYSTR ) ) )
{
si->si_attrsonly = 1;
si->si_got |= GOT_ATTRSONLY;
} else if ( !strncasecmp( c->argv[ i ], ATTRSSTR "=",
STRLENOF( ATTRSSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( ATTRSSTR "=" );
if ( !strncasecmp( val, ":include:", STRLENOF(":include:") ) ) {
char *attr_fname;
attr_fname = ch_strdup( val + STRLENOF(":include:") );
si->si_anlist = file2anlist( si->si_anlist, attr_fname, " ,\t" );
if ( si->si_anlist == NULL ) {
ch_free( attr_fname );
return -1;
}
si->si_anfile = attr_fname;
} else {
char *str, *s, *next;
const char *delimstr = " ,\t";
str = ch_strdup( val );
for ( s = ldap_pvt_strtok( str, delimstr, &next );
s != NULL;
s = ldap_pvt_strtok( NULL, delimstr, &next ) )
{
if ( strlen(s) == 1 && *s == '*' ) {
si->si_allattrs = 1;
val[ s - str ] = delimstr[0];
}
if ( strlen(s) == 1 && *s == '+' ) {
si->si_allopattrs = 1;
val [ s - str ] = delimstr[0];
}
}
ch_free( str );
si->si_anlist = str2anlist( si->si_anlist, val, " ,\t" );
if ( si->si_anlist == NULL ) {
return -1;
}
}
si->si_got |= GOT_ATTRS;
} else if ( !strncasecmp( c->argv[ i ], EXATTRSSTR "=",
STRLENOF( EXATTRSSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( EXATTRSSTR "=" );
if ( !strncasecmp( val, ":include:", STRLENOF(":include:") ) ) {
char *attr_fname;
attr_fname = ch_strdup( val + STRLENOF(":include:") );
si->si_exanlist = file2anlist(
si->si_exanlist, attr_fname, " ,\t" );
if ( si->si_exanlist == NULL ) {
ch_free( attr_fname );
return -1;
}
ch_free( attr_fname );
} else {
si->si_exanlist = str2anlist( si->si_exanlist, val, " ,\t" );
if ( si->si_exanlist == NULL ) {
return -1;
}
}
si->si_got |= GOT_EXATTRS;
} else if ( !strncasecmp( c->argv[ i ], TYPESTR "=",
STRLENOF( TYPESTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( TYPESTR "=" );
if ( !strncasecmp( val, "refreshOnly",
STRLENOF("refreshOnly") ) )
{
si->si_type = si->si_ctype = LDAP_SYNC_REFRESH_ONLY;
} else if ( !strncasecmp( val, "refreshAndPersist",
STRLENOF("refreshAndPersist") ) )
{
si->si_type = si->si_ctype = LDAP_SYNC_REFRESH_AND_PERSIST;
si->si_interval = 60;
} else {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"unknown sync type \"%s\"", val);
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_got |= GOT_TYPE;
} else if ( !strncasecmp( c->argv[ i ], INTERVALSTR "=",
STRLENOF( INTERVALSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( INTERVALSTR "=" );
if ( si->si_type == LDAP_SYNC_REFRESH_AND_PERSIST ) {
si->si_interval = 0;
} else if ( strchr( val, ':' ) != NULL ) {
char *next, *ptr = val;
int dd, hh, mm, ss;
dd = strtol( ptr, &next, 10 );
if ( next == ptr || next[0] != ':' || dd < 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"invalid interval \"%s\", unable to parse days", val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
ptr = next + 1;
hh = strtol( ptr, &next, 10 );
if ( next == ptr || next[0] != ':' || hh < 0 || hh > 24 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"invalid interval \"%s\", unable to parse hours", val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
ptr = next + 1;
mm = strtol( ptr, &next, 10 );
if ( next == ptr || next[0] != ':' || mm < 0 || mm > 60 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"invalid interval \"%s\", unable to parse minutes", val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
ptr = next + 1;
ss = strtol( ptr, &next, 10 );
if ( next == ptr || next[0] != '\0' || ss < 0 || ss > 60 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"invalid interval \"%s\", unable to parse seconds", val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_interval = (( dd * 24 + hh ) * 60 + mm ) * 60 + ss;
} else {
unsigned long t;
if ( lutil_parse_time( val, &t ) != 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"invalid interval \"%s\"", val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_interval = (time_t)t;
}
if ( si->si_interval < 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"invalid interval \"%ld\"",
(long) si->si_interval);
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_got |= GOT_INTERVAL;
} else if ( !strncasecmp( c->argv[ i ], RETRYSTR "=",
STRLENOF( RETRYSTR "=" ) ) )
{
if ( parse_syncrepl_retry( c, c->argv[ i ], si ) ) {
return 1;
}
} else if ( !strncasecmp( c->argv[ i ], MANAGEDSAITSTR "=",
STRLENOF( MANAGEDSAITSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( MANAGEDSAITSTR "=" );
if ( lutil_atoi( &si->si_manageDSAit, val ) != 0
|| si->si_manageDSAit < 0 || si->si_manageDSAit > 1 )
{
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"invalid manageDSAit value \"%s\".\n",
val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return 1;
}
si->si_got |= GOT_MANAGEDSAIT;
} else if ( !strncasecmp( c->argv[ i ], SLIMITSTR "=",
STRLENOF( SLIMITSTR "=") ) )
{
val = c->argv[ i ] + STRLENOF( SLIMITSTR "=" );
if ( strcasecmp( val, "unlimited" ) == 0 ) {
si->si_slimit = 0;
} else if ( lutil_atoi( &si->si_slimit, val ) != 0 || si->si_slimit < 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"invalid size limit value \"%s\".\n",
val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return 1;
}
si->si_got |= GOT_SLIMIT;
} else if ( !strncasecmp( c->argv[ i ], TLIMITSTR "=",
STRLENOF( TLIMITSTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( TLIMITSTR "=" );
if ( strcasecmp( val, "unlimited" ) == 0 ) {
si->si_tlimit = 0;
} else if ( lutil_atoi( &si->si_tlimit, val ) != 0 || si->si_tlimit < 0 ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"invalid time limit value \"%s\".\n",
val );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return 1;
}
si->si_got |= GOT_TLIMIT;
} else if ( !strncasecmp( c->argv[ i ], SYNCDATASTR "=",
STRLENOF( SYNCDATASTR "=" ) ) )
{
val = c->argv[ i ] + STRLENOF( SYNCDATASTR "=" );
si->si_syncdata = verb_to_mask( val, datamodes );
si->si_got |= GOT_SYNCDATA;
} else if ( bindconf_parse( c->argv[i], &si->si_bindconf ) ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: parse_syncrepl_line: "
"unable to parse \"%s\"\n", c->argv[ i ] );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
si->si_got |= GOT_BINDCONF;
}
if ( ( si->si_got & GOT_REQUIRED ) != GOT_REQUIRED ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"Error: Malformed \"syncrepl\" line in slapd config file, missing%s%s%s",
si->si_got & GOT_RID ? "" : " "IDSTR,
si->si_got & GOT_PROVIDER ? "" : " "PROVIDERSTR,
si->si_got & GOT_SEARCHBASE ? "" : " "SEARCHBASESTR );
Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
return -1;
}
if ( !( si->si_got & GOT_RETRY ) ) {
Debug( LDAP_DEBUG_ANY, "syncrepl %s " SEARCHBASESTR "=\"%s\": no retry defined, using default\n",
si->si_ridtxt, c->be->be_suffix ? c->be->be_suffix[ 0 ].bv_val : "(null)", 0 );
if ( si->si_retryinterval == NULL ) {
if ( parse_syncrepl_retry( c, "retry=undefined", si ) ) {
return 1;
}
}
}
return 0;
}
static int
add_syncrepl(
ConfigArgs *c )
{
syncinfo_t *si;
int rc = 0;
if ( !( c->be->be_search && c->be->be_add && c->be->be_modify && c->be->be_delete ) ) {
snprintf( c->cr_msg, sizeof(c->cr_msg), "database %s does not support "
"operations required for syncrepl", c->be->be_type );
Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->cr_msg, 0 );
return 1;
}
if ( BER_BVISEMPTY( &c->be->be_rootdn ) ) {
strcpy( c->cr_msg, "rootDN must be defined before syncrepl may be used" );
Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->cr_msg, 0 );
return 1;
}
si = (syncinfo_t *) ch_calloc( 1, sizeof( syncinfo_t ) );
if ( si == NULL ) {
Debug( LDAP_DEBUG_ANY, "out of memory in add_syncrepl\n", 0, 0, 0 );
return 1;
}
si->si_bindconf.sb_tls = SB_TLS_OFF;
si->si_bindconf.sb_method = LDAP_AUTH_SIMPLE;
si->si_schemachecking = 0;
ber_str2bv( "(objectclass=*)", STRLENOF("(objectclass=*)"), 1,
&si->si_filterstr );
si->si_base.bv_val = NULL;
si->si_scope = LDAP_SCOPE_SUBTREE;
si->si_attrsonly = 0;
si->si_anlist = (AttributeName *) ch_calloc( 1, sizeof( AttributeName ) );
si->si_exanlist = (AttributeName *) ch_calloc( 1, sizeof( AttributeName ) );
si->si_attrs = NULL;
si->si_allattrs = 0;
si->si_allopattrs = 0;
si->si_exattrs = NULL;
si->si_type = si->si_ctype = LDAP_SYNC_REFRESH_ONLY;
si->si_interval = 86400;
si->si_retryinterval = NULL;
si->si_retrynum_init = NULL;
si->si_retrynum = NULL;
si->si_manageDSAit = 0;
si->si_tlimit = 0;
si->si_slimit = 0;
si->si_presentlist = NULL;
LDAP_LIST_INIT( &si->si_nonpresentlist );
ldap_pvt_thread_mutex_init( &si->si_mutex );
rc = parse_syncrepl_line( c, si );
if ( rc == 0 ) {
/* Must be LDAPv3 because we need controls */
switch ( si->si_bindconf.sb_version ) {
case 0:
/* not explicitly set */
si->si_bindconf.sb_version = LDAP_VERSION3;
break;
case 3:
/* explicitly set */
break;
default:
Debug( LDAP_DEBUG_ANY,
"version %d incompatible with syncrepl\n",
si->si_bindconf.sb_version, 0, 0 );
syncinfo_free( si, 0 );
return 1;
}
si->si_be = c->be;
if ( slapMode & SLAP_SERVER_MODE ) {
Listener **l = slapd_get_listeners();
int isMe = 0;
/* check if URL points to current server. If so, ignore
* this configuration. We require an exact match. Just
* in case they really want to do this, they can vary
* the case of the URL to allow it.
*/
if ( l && !SLAP_DBHIDDEN( c->be ) ) {
int i;
for ( i=0; l[i]; i++ ) {
if ( bvmatch( &l[i]->sl_url, &si->si_bindconf.sb_uri ) ) {
isMe = 1;
break;
}
}
}
if ( !isMe ) {
init_syncrepl( si );
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
si->si_re = ldap_pvt_runqueue_insert( &slapd_rq,
si->si_interval, do_syncrepl, si, "do_syncrepl",
si->si_ridtxt );
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
if ( si->si_re )
rc = config_sync_shadow( c ) ? -1 : 0;
else
rc = -1;
}
} else {
/* mirrormode still needs to see this flag in tool mode */
rc = config_sync_shadow( c ) ? -1 : 0;
}
}
#ifdef HAVE_TLS
/* Use main slapd defaults */
bindconf_tls_defaults( &si->si_bindconf );
#endif
if ( rc < 0 ) {
Debug( LDAP_DEBUG_ANY, "failed to add syncinfo\n", 0, 0, 0 );
syncinfo_free( si, 0 );
return 1;
} else {
Debug( LDAP_DEBUG_CONFIG,
"Config: ** successfully added syncrepl \"%s\"\n",
BER_BVISNULL( &si->si_bindconf.sb_uri ) ?
"(null)" : si->si_bindconf.sb_uri.bv_val, 0, 0 );
if ( c->be->be_syncinfo ) {
syncinfo_t *sip;
si->si_cookieState = c->be->be_syncinfo->si_cookieState;
/* add new syncrepl to end of list (same order as when deleting) */
for ( sip = c->be->be_syncinfo; sip->si_next; sip = sip->si_next );
sip->si_next = si;
} else {
si->si_cookieState = ch_calloc( 1, sizeof( cookie_state ));
ldap_pvt_thread_mutex_init( &si->si_cookieState->cs_mutex );
c->be->be_syncinfo = si;
}
si->si_cookieState->cs_ref++;
si->si_next = NULL;
return 0;
}
}
static void
syncrepl_unparse( syncinfo_t *si, struct berval *bv )
{
struct berval bc, uri;
char buf[BUFSIZ*2], *ptr;
ber_len_t len;
int i;
# define WHATSLEFT ((ber_len_t) (&buf[sizeof( buf )] - ptr))
BER_BVZERO( bv );
/* temporarily inhibit bindconf from printing URI */
uri = si->si_bindconf.sb_uri;
BER_BVZERO( &si->si_bindconf.sb_uri );
si->si_bindconf.sb_version = 0;
bindconf_unparse( &si->si_bindconf, &bc );
si->si_bindconf.sb_uri = uri;
si->si_bindconf.sb_version = LDAP_VERSION3;
ptr = buf;
assert( si->si_rid >= 0 && si->si_rid <= SLAP_SYNC_SID_MAX );
len = snprintf( ptr, WHATSLEFT, IDSTR "=%03d " PROVIDERSTR "=%s",
si->si_rid, si->si_bindconf.sb_uri.bv_val );
if ( len >= sizeof( buf ) ) return;
ptr += len;
if ( !BER_BVISNULL( &bc ) ) {
if ( WHATSLEFT <= bc.bv_len ) {
free( bc.bv_val );
return;
}
ptr = lutil_strcopy( ptr, bc.bv_val );
free( bc.bv_val );
}
if ( !BER_BVISEMPTY( &si->si_filterstr ) ) {
if ( WHATSLEFT <= STRLENOF( " " FILTERSTR "=\"" "\"" ) + si->si_filterstr.bv_len ) return;
ptr = lutil_strcopy( ptr, " " FILTERSTR "=\"" );
ptr = lutil_strcopy( ptr, si->si_filterstr.bv_val );
*ptr++ = '"';
}
if ( !BER_BVISNULL( &si->si_base ) ) {
if ( WHATSLEFT <= STRLENOF( " " SEARCHBASESTR "=\"" "\"" ) + si->si_base.bv_len ) return;
ptr = lutil_strcopy( ptr, " " SEARCHBASESTR "=\"" );
ptr = lutil_strcopy( ptr, si->si_base.bv_val );
*ptr++ = '"';
}
if ( !BER_BVISEMPTY( &si->si_logfilterstr ) ) {
if ( WHATSLEFT <= STRLENOF( " " LOGFILTERSTR "=\"" "\"" ) + si->si_logfilterstr.bv_len ) return;
ptr = lutil_strcopy( ptr, " " LOGFILTERSTR "=\"" );
ptr = lutil_strcopy( ptr, si->si_logfilterstr.bv_val );
*ptr++ = '"';
}
if ( !BER_BVISNULL( &si->si_logbase ) ) {
if ( WHATSLEFT <= STRLENOF( " " LOGBASESTR "=\"" "\"" ) + si->si_logbase.bv_len ) return;
ptr = lutil_strcopy( ptr, " " LOGBASESTR "=\"" );
ptr = lutil_strcopy( ptr, si->si_logbase.bv_val );
*ptr++ = '"';
}
for (i=0; !BER_BVISNULL(&scopes[i].key);i++) {
if ( si->si_scope == scopes[i].val ) {
if ( WHATSLEFT <= STRLENOF( " " SCOPESTR "=" ) + scopes[i].key.bv_len ) return;
ptr = lutil_strcopy( ptr, " " SCOPESTR "=" );
ptr = lutil_strcopy( ptr, scopes[i].key.bv_val );
break;
}
}
if ( si->si_attrsonly ) {
if ( WHATSLEFT <= STRLENOF( " " ATTRSONLYSTR "=\"" "\"" ) ) return;
ptr = lutil_strcopy( ptr, " " ATTRSONLYSTR );
}
if ( si->si_anfile ) {
if ( WHATSLEFT <= STRLENOF( " " ATTRSSTR "=\":include:" "\"" ) + strlen( si->si_anfile ) ) return;
ptr = lutil_strcopy( ptr, " " ATTRSSTR "=:include:\"" );
ptr = lutil_strcopy( ptr, si->si_anfile );
*ptr++ = '"';
} else if ( si->si_allattrs || si->si_allopattrs ||
( si->si_anlist && !BER_BVISNULL(&si->si_anlist[0].an_name) ) )
{
char *old;
if ( WHATSLEFT <= STRLENOF( " " ATTRSONLYSTR "=\"" "\"" ) ) return;
ptr = lutil_strcopy( ptr, " " ATTRSSTR "=\"" );
old = ptr;
ptr = anlist_unparse( si->si_anlist, ptr, WHATSLEFT );
if ( ptr == NULL ) return;
if ( si->si_allattrs ) {
if ( WHATSLEFT <= STRLENOF( ",*\"" ) ) return;
if ( old != ptr ) *ptr++ = ',';
*ptr++ = '*';
}
if ( si->si_allopattrs ) {
if ( WHATSLEFT <= STRLENOF( ",+\"" ) ) return;
if ( old != ptr ) *ptr++ = ',';
*ptr++ = '+';
}
*ptr++ = '"';
}
if ( si->si_exanlist && !BER_BVISNULL(&si->si_exanlist[0].an_name) ) {
if ( WHATSLEFT <= STRLENOF( " " EXATTRSSTR "=" ) ) return;
ptr = lutil_strcopy( ptr, " " EXATTRSSTR "=" );
ptr = anlist_unparse( si->si_exanlist, ptr, WHATSLEFT );
if ( ptr == NULL ) return;
}
if ( WHATSLEFT <= STRLENOF( " " SCHEMASTR "=" ) + STRLENOF( "off" ) ) return;
ptr = lutil_strcopy( ptr, " " SCHEMASTR "=" );
ptr = lutil_strcopy( ptr, si->si_schemachecking ? "on" : "off" );
if ( WHATSLEFT <= STRLENOF( " " TYPESTR "=" ) + STRLENOF( "refreshAndPersist" ) ) return;
ptr = lutil_strcopy( ptr, " " TYPESTR "=" );
ptr = lutil_strcopy( ptr, si->si_type == LDAP_SYNC_REFRESH_AND_PERSIST ?
"refreshAndPersist" : "refreshOnly" );
if ( si->si_type == LDAP_SYNC_REFRESH_ONLY ) {
int dd, hh, mm, ss;
dd = si->si_interval;
ss = dd % 60;
dd /= 60;
mm = dd % 60;
dd /= 60;
hh = dd % 24;
dd /= 24;
len = snprintf( ptr, WHATSLEFT, " %s=%02d:%02d:%02d:%02d",
INTERVALSTR, dd, hh, mm, ss );
if ( len >= WHATSLEFT ) return;
ptr += len;
}
if ( si->si_got & GOT_RETRY ) {
const char *space = "";
if ( WHATSLEFT <= STRLENOF( " " RETRYSTR "=\"" "\"" ) ) return;
ptr = lutil_strcopy( ptr, " " RETRYSTR "=\"" );
for (i=0; si->si_retryinterval[i]; i++) {
len = snprintf( ptr, WHATSLEFT, "%s%ld ", space,
(long) si->si_retryinterval[i] );
space = " ";
if ( WHATSLEFT - 1 <= len ) return;
ptr += len;
if ( si->si_retrynum_init[i] == RETRYNUM_FOREVER )
*ptr++ = '+';
else {
len = snprintf( ptr, WHATSLEFT, "%d", si->si_retrynum_init[i] );
if ( WHATSLEFT <= len ) return;
ptr += len;
}
}
if ( WHATSLEFT <= STRLENOF( "\"" ) ) return;
*ptr++ = '"';
} else {
ptr = lutil_strcopy( ptr, " " RETRYSTR "=undefined" );
}
if ( si->si_slimit ) {
len = snprintf( ptr, WHATSLEFT, " " SLIMITSTR "=%d", si->si_slimit );
if ( WHATSLEFT <= len ) return;
ptr += len;
}
if ( si->si_tlimit ) {
len = snprintf( ptr, WHATSLEFT, " " TLIMITSTR "=%d", si->si_tlimit );
if ( WHATSLEFT <= len ) return;
ptr += len;
}
if ( si->si_syncdata ) {
if ( enum_to_verb( datamodes, si->si_syncdata, &bc ) >= 0 ) {
if ( WHATSLEFT <= STRLENOF( " " SYNCDATASTR "=" ) + bc.bv_len ) return;
ptr = lutil_strcopy( ptr, " " SYNCDATASTR "=" );
ptr = lutil_strcopy( ptr, bc.bv_val );
}
}
bc.bv_len = ptr - buf;
bc.bv_val = buf;
ber_dupbv( bv, &bc );
}
int
syncrepl_config( ConfigArgs *c )
{
if (c->op == SLAP_CONFIG_EMIT) {
if ( c->be->be_syncinfo ) {
struct berval bv;
syncinfo_t *si;
for ( si = c->be->be_syncinfo; si; si=si->si_next ) {
syncrepl_unparse( si, &bv );
ber_bvarray_add( &c->rvalue_vals, &bv );
}
return 0;
}
return 1;
} else if ( c->op == LDAP_MOD_DELETE ) {
int isrunning = 0;
if ( c->be->be_syncinfo ) {
syncinfo_t *si, **sip;
int i;
for ( sip = &c->be->be_syncinfo, i=0; *sip; i++ ) {
si = *sip;
if ( c->valx == -1 || i == c->valx ) {
*sip = si->si_next;
/* If the task is currently active, we have to leave
* it running. It will exit on its own. This will only
* happen when running on the cn=config DB.
*/
if ( si->si_re ) {
if ( ldap_pvt_thread_mutex_trylock( &si->si_mutex )) {
isrunning = 1;
} else {
if ( si->si_conn ) {
isrunning = 1;
/* If there's a persistent connection, we don't
* know if it's already got a thread queued.
* so defer the free, but reschedule the task.
* If there's a connection thread queued, it
* will cleanup as necessary. If not, then the
* runqueue task will cleanup.
*/
ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
if ( !ldap_pvt_runqueue_isrunning( &slapd_rq, si->si_re )) {
si->si_re->interval.tv_sec = 0;
ldap_pvt_runqueue_resched( &slapd_rq, si->si_re, 0 );
si->si_re->interval.tv_sec = si->si_interval;
}
ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
}
ldap_pvt_thread_mutex_unlock( &si->si_mutex );
}
}
if ( isrunning ) {
si->si_ctype = 0;
si->si_next = NULL;
} else {
syncinfo_free( si, 0 );
}
if ( i == c->valx )
break;
} else {
sip = &si->si_next;
}
}
}
if ( !c->be->be_syncinfo ) {
SLAP_DBFLAGS( c->be ) &= ~SLAP_DBFLAG_SHADOW_MASK;
}
return 0;
}
if ( SLAP_SLURP_SHADOW( c->be ) ) {
Debug(LDAP_DEBUG_ANY, "%s: "
"syncrepl: database already shadowed.\n",
c->log, 0, 0);
return(1);
} else {
return add_syncrepl( c );
}
}
Reference in New Issue View Git Blame Copy Permalink