static int
ldap_build_entry( Operation *op, LDAPMessage *e, Entry *ent,
- struct berval *bdn, int flags );
-#define LDAP_BUILD_ENTRY_PRIVATE 0x01
+ struct berval *bdn );
+
+/*
+ * Quick'n'dirty rewrite of filter in case of error, to deal with
+ * <draft-zeilenga-ldap-t-f>.
+ */
+static int
+ldap_back_munge_filter(
+ Operation *op,
+ struct berval *filter )
+{
+ ldapinfo_t *li = (ldapinfo_t *) op->o_bd->be_private;
+
+ char *ptr;
+ int gotit = 0;
+
+ Debug( LDAP_DEBUG_ARGS, "=> ldap_back_munge_filter \"%s\"\n",
+ filter->bv_val, 0, 0 );
+
+ for ( ptr = strstr( filter->bv_val, "(?=" );
+ ptr;
+ ptr = strstr( ptr, "(?=" ) )
+ {
+ static struct berval
+ bv_true = BER_BVC( "(?=true)" ),
+ bv_false = BER_BVC( "(?=false)" ),
+ bv_undefined = BER_BVC( "(?=undefined)" ),
+ bv_t = BER_BVC( "(&)" ),
+ bv_f = BER_BVC( "(|)" ),
+ bv_T = BER_BVC( "(objectClass=*)" ),
+ bv_F = BER_BVC( "(!(objectClass=*))" );
+ struct berval *oldbv = NULL,
+ *newbv = NULL,
+ oldfilter = BER_BVNULL;
+
+ if ( strncmp( ptr, bv_true.bv_val, bv_true.bv_len ) == 0 ) {
+ oldbv = &bv_true;
+ if ( li->li_flags & LDAP_BACK_F_SUPPORT_T_F ) {
+ newbv = &bv_t;
+
+ } else {
+ newbv = &bv_T;
+ }
+
+ } else if ( strncmp( ptr, bv_false.bv_val, bv_false.bv_len ) == 0 )
+ {
+ oldbv = &bv_false;
+ if ( li->li_flags & LDAP_BACK_F_SUPPORT_T_F ) {
+ newbv = &bv_f;
+
+ } else {
+ newbv = &bv_F;
+ }
+
+ } else if ( strncmp( ptr, bv_undefined.bv_val, bv_undefined.bv_len ) == 0 )
+ {
+ oldbv = &bv_undefined;
+ newbv = &bv_F;
+
+ } else {
+ gotit = 0;
+ goto done;
+ }
+
+ oldfilter = *filter;
+ if ( newbv->bv_len > oldbv->bv_len ) {
+ filter->bv_len += newbv->bv_len - oldbv->bv_len;
+ if ( filter->bv_val == op->ors_filterstr.bv_val ) {
+ filter->bv_val = op->o_tmpalloc( filter->bv_len + 1,
+ op->o_tmpmemctx );
+
+ AC_MEMCPY( filter->bv_val, op->ors_filterstr.bv_val,
+ op->ors_filterstr.bv_len + 1 );
+
+ } else {
+ filter->bv_val = op->o_tmprealloc( filter->bv_val,
+ filter->bv_len + 1, op->o_tmpmemctx );
+ }
+
+ ptr = filter->bv_val + ( ptr - oldfilter.bv_val );
+ }
+
+ AC_MEMCPY( &ptr[ newbv->bv_len ],
+ &ptr[ oldbv->bv_len ],
+ oldfilter.bv_len - ( ptr - filter->bv_val ) - oldbv->bv_len + 1 );
+ AC_MEMCPY( ptr, newbv->bv_val, newbv->bv_len );
+
+ ptr += newbv->bv_len;
+ gotit = 1;
+ }
+
+done:;
+ Debug( LDAP_DEBUG_ARGS, "<= ldap_back_munge_filter \"%s\" (%d)\n",
+ filter->bv_val, gotit, 0 );
+
+ return gotit;
+}
int
ldap_back_search(
Operation *op,
SlapReply *rs )
{
- struct ldapconn *lc;
+ ldapconn_t *lc;
struct timeval tv;
+ time_t stoptime = (time_t)-1;
LDAPMessage *res,
*e;
int rc = 0,
msgid;
- struct berval match = BER_BVNULL;
+ struct berval match = BER_BVNULL,
+ filter = BER_BVNULL;
int i;
char **attrs = NULL;
- int dontfreetext = 0;
- int freeconn = 0;
+ int freetext = 0;
int do_retry = 1;
LDAPControl **ctrls = NULL;
+ /* FIXME: shouldn't this be null? */
+ const char *save_matched = rs->sr_matched;
- lc = ldap_back_getconn( op, rs );
- if ( !lc ) {
- return -1;
+ lc = ldap_back_getconn( op, rs, LDAP_BACK_SENDERR );
+ if ( !lc || !ldap_back_dobind( lc, op, rs, LDAP_BACK_SENDERR ) ) {
+ return rs->sr_err;
}
/*
* FIXME: in case of values return filter, we might want
* to map attrs and maybe rewrite value
*/
- if ( !ldap_back_dobind( lc, op, rs ) ) {
- return -1;
- }
/* should we check return values? */
if ( op->ors_deref != -1 ) {
if ( op->ors_tlimit != SLAP_NO_LIMIT ) {
tv.tv_sec = op->ors_tlimit;
tv.tv_usec = 0;
+ stoptime = op->o_time + op->ors_tlimit;
} else {
- tv.tv_sec = 0;
+ LDAP_BACK_TV_SET( &tv );
}
if ( op->ors_attrs ) {
ctrls = op->o_ctrls;
rc = ldap_back_proxy_authz_ctrl( lc, op, rs, &ctrls );
if ( rc != LDAP_SUCCESS ) {
- dontfreetext = 1;
goto finish;
}
-
+
+ /* deal with <draft-zeilenga-ldap-t-f> filters */
+ filter = op->ors_filterstr;
retry:
rs->sr_err = ldap_search_ext( lc->lc_ld, op->o_req_ndn.bv_val,
- op->ors_scope, op->ors_filterstr.bv_val,
+ op->ors_scope, filter.bv_val,
attrs, op->ors_attrsonly, ctrls, NULL,
tv.tv_sec ? &tv : NULL,
op->ors_slimit, &msgid );
if ( rs->sr_err != LDAP_SUCCESS ) {
-fail:;
- rc = ldap_back_op_result( lc, op, rs, msgid, 0 );
- if ( freeconn ) {
- ldap_back_freeconn( op, lc );
- lc = NULL;
+ switch ( rs->sr_err ) {
+ case LDAP_SERVER_DOWN:
+ if ( do_retry ) {
+ do_retry = 0;
+ if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_DONTSEND ) ) {
+ goto retry;
+ }
+ }
+ if ( lc == NULL ) {
+ /* reset by ldap_back_retry ... */
+ rs->sr_err = slap_map_api2result( rs );
+
+ } else {
+ rc = ldap_back_op_result( lc, op, rs, msgid, 0, LDAP_BACK_DONTSEND );
+ ldap_back_freeconn( op, lc, 0 );
+ lc = NULL;
+ }
+
+ goto finish;
+
+ case LDAP_FILTER_ERROR:
+ if ( ldap_back_munge_filter( op, &filter ) ) {
+ goto retry;
+ }
+
+ /* invalid filters return success with no data */
+ rs->sr_err = LDAP_SUCCESS;
+ rs->sr_text = NULL;
+ goto finish;
+
+ default:
+ rs->sr_err = slap_map_api2result( rs );
+ rs->sr_text = NULL;
+ goto finish;
}
- goto finish;
}
/* We pull apart the ber result, stuff it into a slapd entry, and
{
/* check for abandon */
if ( op->o_abandon ) {
+ if ( rc > 0 ) {
+ ldap_msgfree( res );
+ }
ldap_abandon_ext( lc->lc_ld, msgid, NULL, NULL );
- rc = 0;
+ rc = SLAPD_ABANDON;
goto finish;
}
if ( rc == 0 ) {
- tv.tv_sec = 0;
- tv.tv_usec = 100000;
+ LDAP_BACK_TV_SET( &tv );
ldap_pvt_thread_yield();
+ /* check time limit */
+ if ( op->ors_tlimit != SLAP_NO_LIMIT
+ && slap_get_time() > stoptime )
+ {
+ ldap_abandon_ext( lc->lc_ld, msgid, NULL, NULL );
+ rc = rs->sr_err = LDAP_TIMELIMIT_EXCEEDED;
+ goto finish;
+ }
+
} else if ( rc == LDAP_RES_SEARCH_ENTRY ) {
- Entry ent = {0};
- struct berval bdn;
- int abort = 0;
+ Entry ent = { 0 };
+ struct berval bdn = BER_BVNULL;
do_retry = 0;
e = ldap_first_entry( lc->lc_ld, res );
- rc = ldap_build_entry( op, e, &ent, &bdn,
- LDAP_BUILD_ENTRY_PRIVATE );
- if ( rc == LDAP_SUCCESS ) {
+ rc = ldap_build_entry( op, e, &ent, &bdn );
+ if ( rc == LDAP_SUCCESS ) {
rs->sr_entry = &ent;
rs->sr_attrs = op->ors_attrs;
rs->sr_operational_attrs = NULL;
rs->sr_flags = 0;
- abort = send_search_entry( op, rs );
- while ( ent.e_attrs ) {
- Attribute *a;
- BerVarray v;
-
- a = ent.e_attrs;
- ent.e_attrs = a->a_next;
-
- v = a->a_vals;
- if ( a->a_vals != &slap_dummy_bv ) {
- ber_bvarray_free( a->a_vals );
- }
- if ( a->a_nvals != v ) {
- ber_bvarray_free( a->a_nvals );
- }
- ch_free( a );
+ rc = rs->sr_err = send_search_entry( op, rs );
+ if ( !BER_BVISNULL( &ent.e_name ) ) {
+ assert( ent.e_name.bv_val != bdn.bv_val );
+ free( ent.e_name.bv_val );
+ BER_BVZERO( &ent.e_name );
}
-
- if ( ent.e_dn && ( ent.e_dn != bdn.bv_val ) ) {
- free( ent.e_dn );
- }
- if ( ent.e_ndn ) {
- free( ent.e_ndn );
+ if ( !BER_BVISNULL( &ent.e_nname ) ) {
+ free( ent.e_nname.bv_val );
+ BER_BVZERO( &ent.e_nname );
}
+ entry_clean( &ent );
}
ldap_msgfree( res );
- if ( abort ) {
- ldap_abandon_ext( lc->lc_ld, msgid, NULL, NULL );
+ if ( rc != LDAP_SUCCESS ) {
+ if ( rc == LDAP_UNAVAILABLE ) {
+ rc = rs->sr_err = LDAP_OTHER;
+ } else {
+ ldap_abandon_ext( lc->lc_ld, msgid, NULL, NULL );
+ }
goto finish;
}
} else if ( rc == LDAP_RES_SEARCH_REFERENCE ) {
char **references = NULL;
- int cnt;
do_retry = 0;
rc = ldap_parse_reference( lc->lc_ld, res,
continue;
}
- if ( references == NULL ) {
- continue;
- }
+ /* FIXME: there MUST be at least one */
+ if ( references && references[ 0 ] && references[ 0 ][ 0 ] ) {
+ int cnt;
- for ( cnt = 0; references[ cnt ]; cnt++ )
- /* NO OP */ ;
-
- rs->sr_ref = ch_calloc( cnt + 1, sizeof( struct berval ) );
+ for ( cnt = 0; references[ cnt ]; cnt++ )
+ /* NO OP */ ;
- for ( cnt = 0; references[ cnt ]; cnt++ ) {
- ber_str2bv( references[ cnt ], 0, 0, &rs->sr_ref[ cnt ] );
- }
+ /* FIXME: there MUST be at least one */
+ rs->sr_ref = ch_malloc( ( cnt + 1 ) * sizeof( struct berval ) );
+
+ for ( cnt = 0; references[ cnt ]; cnt++ ) {
+ ber_str2bv( references[ cnt ], 0, 0, &rs->sr_ref[ cnt ] );
+ }
+ BER_BVZERO( &rs->sr_ref[ cnt ] );
- /* ignore return value by now */
- ( void )send_search_reference( op, rs );
+ /* ignore return value by now */
+ ( void )send_search_reference( op, rs );
+
+ } else {
+ Debug( LDAP_DEBUG_ANY,
+ "%s ldap_back_search: "
+ "got SEARCH_REFERENCE "
+ "with no referrals\n",
+ op->o_log_prefix, 0, 0 );
+ }
/* cleanup */
if ( references ) {
- ldap_value_free( references );
+ ber_memvfree( (void **)references );
ch_free( rs->sr_ref );
rs->sr_ref = NULL;
}
}
} else {
+ char **references = NULL;
+
rc = ldap_parse_result( lc->lc_ld, res, &rs->sr_err,
&match.bv_val, (char **)&rs->sr_text,
- NULL, &rs->sr_ctrls, 1 );
- if (rc != LDAP_SUCCESS ) {
+ &references, &rs->sr_ctrls, 1 );
+ freetext = 1;
+ if ( rc != LDAP_SUCCESS ) {
rs->sr_err = rc;
}
rs->sr_err = slap_map_api2result( rs );
+
+ if ( references && references[ 0 ] && references[ 0 ][ 0 ] ) {
+ int cnt;
+
+ if ( rs->sr_err != LDAP_REFERRAL ) {
+ /* FIXME: error */
+ Debug( LDAP_DEBUG_ANY,
+ "%s ldap_back_search: "
+ "got referrals with %d\n",
+ op->o_log_prefix,
+ rs->sr_err, 0 );
+ rs->sr_err = LDAP_REFERRAL;
+ }
+
+ for ( cnt = 0; references[ cnt ]; cnt++ )
+ /* NO OP */ ;
+
+ rs->sr_ref = ch_malloc( ( cnt + 1 ) * sizeof( struct berval ) );
+
+ for ( cnt = 0; references[ cnt ]; cnt++ ) {
+ /* duplicating ...*/
+ ber_str2bv( references[ cnt ], 0, 1, &rs->sr_ref[ cnt ] );
+ }
+ BER_BVZERO( &rs->sr_ref[ cnt ] );
+ }
+
+ if ( match.bv_val != NULL ) {
+#ifndef LDAP_NULL_IS_NULL
+ if ( match.bv_val[ 0 ] == '\0' ) {
+ LDAP_FREE( match.bv_val );
+ BER_BVZERO( &match );
+ } else
+#endif /* LDAP_NULL_IS_NULL */
+ {
+ match.bv_len = strlen( match.bv_val );
+ }
+ }
+#ifndef LDAP_NULL_IS_NULL
+ if ( rs->sr_text != NULL && rs->sr_text[ 0 ] == '\0' ) {
+ LDAP_FREE( (char *)rs->sr_text );
+ rs->sr_text = NULL;
+ }
+#endif /* LDAP_NULL_IS_NULL */
+
+ /* cleanup */
+ if ( references ) {
+ ber_memvfree( (void **)references );
+ }
+
rc = 0;
break;
}
if ( rc == -1 ) {
if ( do_retry ) {
do_retry = 0;
- if ( ldap_back_retry( lc, op, rs ) ) {
+ if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
goto retry;
}
}
- /* FIXME: invalidate the connection? */
rs->sr_err = LDAP_SERVER_DOWN;
- freeconn = 1;
- goto fail;
+ rs->sr_err = slap_map_api2result( rs );
+ goto finish;
}
/*
* Rewrite the matched portion of the search base, if required
*/
if ( !BER_BVISNULL( &match ) && !BER_BVISEMPTY( &match ) ) {
- rs->sr_matched = match.bv_val;
+ struct berval pmatch;
+
+ if ( dnPretty( NULL, &match, &pmatch, op->o_tmpmemctx ) == LDAP_SUCCESS ) {
+ rs->sr_matched = pmatch.bv_val;
+ LDAP_FREE( match.bv_val );
+
+ } else {
+ rs->sr_matched = match.bv_val;
+ }
}
+
if ( rs->sr_v2ref ) {
rs->sr_err = LDAP_REFERRAL;
}
finish:;
- send_ldap_result( op, rs );
+ if ( rc != SLAPD_ABANDON ) {
+ send_ldap_result( op, rs );
+ }
(void)ldap_back_proxy_authz_ctrl_free( op, &ctrls );
rs->sr_ctrls = NULL;
}
- if ( match.bv_val ) {
- rs->sr_matched = NULL;
- LDAP_FREE( match.bv_val );
+ if ( rs->sr_matched != NULL && rs->sr_matched != save_matched ) {
+ if ( rs->sr_matched != match.bv_val ) {
+ ber_memfree_x( (char *)rs->sr_matched, op->o_tmpmemctx );
+
+ } else {
+ LDAP_FREE( match.bv_val );
+ }
+ rs->sr_matched = save_matched;
+ }
+
+ if ( !BER_BVISNULL( &filter ) && filter.bv_val != op->ors_filterstr.bv_val ) {
+ op->o_tmpfree( filter.bv_val, op->o_tmpmemctx );
}
+
if ( rs->sr_text ) {
- if ( !dontfreetext ) {
+ if ( freetext ) {
LDAP_FREE( (char *)rs->sr_text );
}
rs->sr_text = NULL;
}
+
+ if ( rs->sr_ref ) {
+ ber_bvarray_free( rs->sr_ref );
+ rs->sr_ref = NULL;
+ }
+
if ( attrs ) {
ch_free( attrs );
}
- return rc;
+ if ( lc != NULL ) {
+ ldap_back_release_conn( op, rs, lc );
+ }
+
+ return rs->sr_err;
}
static int
Operation *op,
LDAPMessage *e,
Entry *ent,
- struct berval *bdn,
- int flags )
+ struct berval *bdn )
{
struct berval a;
BerElement ber = *e->lm_ber;
Attribute *attr, **attrp;
const char *text;
int last;
- int private = flags & LDAP_BUILD_ENTRY_PRIVATE;
/* safe assumptions ... */
- assert( ent );
+ assert( ent != NULL );
BER_BVZERO( &ent->e_bv );
if ( ber_scanf( &ber, "{m{", bdn ) == LBER_ERROR ) {
if ( slap_bv2ad( &a, &attr->a_desc, &text )
!= LDAP_SUCCESS )
{
- if ( slap_bv2undef_ad( &a, &attr->a_desc, &text )
- != LDAP_SUCCESS )
+ if ( slap_bv2undef_ad( &a, &attr->a_desc, &text,
+ SLAP_AD_PROXIED ) != LDAP_SUCCESS )
{
Debug( LDAP_DEBUG_ANY,
- "slap_bv2undef_ad(%s): %s\n",
- a.bv_val, text, 0 );
+ "%s ldap_build_entry: "
+ "slap_bv2undef_ad(%s): %s\n",
+ op->o_log_prefix, a.bv_val, text );
ch_free( attr );
continue;
}
}
/* no subschemaSubentry */
- if ( attr->a_desc == slap_schema.si_ad_subschemaSubentry ) {
+ if ( attr->a_desc == slap_schema.si_ad_subschemaSubentry
+ || attr->a_desc == slap_schema.si_ad_entryDN )
+ {
/*
* We eat target's subschemaSubentry because
* to resolve to the appropriate backend;
* later, the local subschemaSubentry is
* added.
+ *
+ * We also eat entryDN because the frontend
+ * will reattach it without checking if already
+ * present...
*/
( void )ber_scanf( &ber, "x" /* [W] */ );
* Note: attr->a_vals can be null when using
* values result filter
*/
- if ( private ) {
- attr->a_vals = (struct berval *)&slap_dummy_bv;
-
- } else {
- attr->a_vals = ch_malloc( sizeof( struct berval ) );
- BER_BVZERO( &attr->a_vals[ 0 ] );
- }
+ attr->a_vals = (struct berval *)&slap_dummy_bv;
last = 0;
} else {
Entry **ent
)
{
- struct ldapconn *lc;
+ ldapconn_t *lc;
int rc = 1,
do_not_cache;
struct berval bdn;
*e = NULL;
char *gattr[3];
char *filter = NULL;
- Connection *oconn;
SlapReply rs;
int do_retry = 1;
LDAPControl **ctrls = NULL;
/* Tell getconn this is a privileged op */
do_not_cache = op->o_do_not_cache;
op->o_do_not_cache = 1;
- lc = ldap_back_getconn( op, &rs );
- oconn = op->o_conn;
- op->o_conn = NULL;
- if ( !lc || !ldap_back_dobind( lc, op, &rs ) ) {
+ lc = ldap_back_getconn( op, &rs, LDAP_BACK_DONTSEND );
+ if ( !lc || !ldap_back_dobind( lc, op, &rs, LDAP_BACK_DONTSEND ) ) {
op->o_do_not_cache = do_not_cache;
- op->o_conn = oconn;
- return 1;
+ return rs.sr_err;
}
op->o_do_not_cache = do_not_cache;
- op->o_conn = oconn;
if ( at ) {
if ( oc && at != slap_schema.si_ad_objectClass ) {
retry:
rc = ldap_search_ext_s( lc->lc_ld, ndn->bv_val, LDAP_SCOPE_BASE, filter,
- at ? gattr : NULL, 0, ctrls, NULL, LDAP_NO_LIMIT,
- LDAP_NO_LIMIT, &result );
+ at ? gattr : NULL, 0, ctrls, NULL,
+ LDAP_NO_LIMIT, LDAP_NO_LIMIT, &result );
if ( rc != LDAP_SUCCESS ) {
if ( rc == LDAP_SERVER_DOWN && do_retry ) {
do_retry = 0;
- if ( ldap_back_retry( lc, op, &rs ) ) {
+ if ( ldap_back_retry( &lc, op, &rs, LDAP_BACK_DONTSEND ) ) {
goto retry;
}
}
*ent = ch_calloc( 1, sizeof( Entry ) );
- rc = ldap_build_entry( op, e, *ent, &bdn, 0 );
+ rc = ldap_build_entry( op, e, *ent, &bdn );
if ( rc != LDAP_SUCCESS ) {
ch_free( *ent );
ch_free( filter );
}
+ if ( lc != NULL ) {
+ ldap_back_release_conn( op, &rs, lc );
+ }
+
return rc;
}