]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/back-meta/bind.c
fix entry DN free
[openldap] / servers / slapd / back-meta / bind.c
index a16256efe4256a5b695f43937fe72aefb890263a..120959699f61ca10732d2c937179a78931d39bee 100644 (file)
@@ -115,11 +115,11 @@ meta_back_bind( Operation *op, SlapReply *rs )
                                        0, 0, 0 );
                }
 
-               if ( isroot && !BER_BVISNULL( &mi->mi_targets[ i ]->mt_pseudorootdn ) )
+               if ( isroot && !BER_BVISNULL( &mi->mi_targets[ i ].mt_pseudorootdn ) )
                {
-                       op2.o_req_dn = mi->mi_targets[ i ]->mt_pseudorootdn;
-                       op2.o_req_ndn = mi->mi_targets[ i ]->mt_pseudorootdn;
-                       op2.orb_cred = mi->mi_targets[ i ]->mt_pseudorootpw;
+                       op2.o_req_dn = mi->mi_targets[ i ].mt_pseudorootdn;
+                       op2.o_req_ndn = mi->mi_targets[ i ].mt_pseudorootdn;
+                       op2.orb_cred = mi->mi_targets[ i ].mt_pseudorootpw;
                        op2.orb_method = LDAP_AUTH_SIMPLE;
                }
                
@@ -177,16 +177,17 @@ meta_back_single_bind(
        int                     candidate )
 {
        metainfo_t              *mi = ( metainfo_t * )op->o_bd->be_private;
-       metatarget_t            *mt = mi->mi_targets[ candidate ];
+       metatarget_t            *mt = &mi->mi_targets[ candidate ];
        struct berval           mdn = BER_BVNULL;
        dncookie                dc;
        metasingleconn_t        *msc = &mc->mc_conns[ candidate ];
-       int                     msgid;
+       int                     msgid,
+                               rebinding = 0;
        
        /*
         * Rewrite the bind dn if needed
         */
-       dc.rwmap = &mi->mi_targets[ candidate ]->mt_rwmap;
+       dc.target = &mi->mi_targets[ candidate ];
        dc.conn = op->o_conn;
        dc.rs = rs;
        dc.ctx = "bindDN";
@@ -207,34 +208,55 @@ rebind:;
                        op->o_ctrls, NULL, &msgid );
        if ( rs->sr_err == LDAP_SUCCESS ) {
                LDAPMessage     *res;
-               struct timeval  tv = { 0, 0 };
+               struct timeval  tv;
                int             rc;
-               int             nretries = META_BIND_NRETRIES;
+               int             nretries = mt->mt_nretries;
 
                /*
                 * handle response!!!
                 */
 retry:;
+               tv.tv_sec = 0;
+               tv.tv_usec = META_BIND_TIMEOUT;
                switch ( ldap_result( msc->msc_ld, msgid, 0, &tv, &res ) ) {
                case 0:
-                       if ( nretries > 0 ) {
+                       Debug( LDAP_DEBUG_ANY, "%s meta_back_single_bind: ldap_result=%d nretries=%d\n",
+                               op->o_log_prefix, 0, nretries );
+
+                       if ( nretries != META_RETRY_NEVER ) {
                                ldap_pvt_thread_yield();
-                               tv.tv_sec = 0;
-                               tv.tv_usec = META_BIND_TIMEOUT;
-                               nretries--;
+                               if ( nretries > 0 ) {
+                                       nretries--;
+                               }
                                goto retry;
                        }
                        rs->sr_err = LDAP_BUSY;
-                       break;
+                       if ( rebinding ) {
+                               ldap_abandon_ext( msc->msc_ld, msgid, NULL, NULL );
+                               break;
+                       }
+
+                       /* FIXME: some times the request times out
+                        * while the other party is not willing to
+                        * send a response any more.  Give it a second
+                        * chance with a freshly bound connection */
+                       rebinding = 1;
+                       nretries = mt->mt_nretries;
+                       /* fallthru */
 
                case -1:
                        ldap_get_option( msc->msc_ld, LDAP_OPT_ERROR_NUMBER,
                                        &rs->sr_err );
 
-                       Debug( LDAP_DEBUG_ANY, "### %s meta_back_single_bind(%s) err=%d\n",
-                               op->o_log_prefix, mdn.bv_val, rs->sr_err );
+                       if ( rebinding ) {
+                               ldap_abandon_ext( msc->msc_ld, msgid, NULL, NULL );
+                       }
+
+                       Debug( LDAP_DEBUG_ANY, "### %s meta_back_single_bind: err=%d nretries=%d\n",
+                               op->o_log_prefix, rs->sr_err, nretries );
 
-                       if ( rs->sr_err == LDAP_UNAVAILABLE && nretries > 0 ) {
+                       rc = slap_map_api2result( rs );
+                       if ( rs->sr_err == LDAP_UNAVAILABLE && nretries != META_RETRY_NEVER ) {
                                ldap_unbind_ext_s( msc->msc_ld, NULL, NULL );
                                msc->msc_ld = NULL;
                                msc->msc_bound = 0;
@@ -243,7 +265,9 @@ retry:;
                                rc = meta_back_init_one_conn( op, rs, mt, msc,
                                                LDAP_BACK_DONTSEND );
                                if ( rc ) {
-                                       nretries--;
+                                       if ( nretries > 0 ) {
+                                               nretries--;
+                                       }
                                        ldap_pvt_thread_yield();
                                        goto rebind;
                                }
@@ -299,14 +323,16 @@ meta_back_single_dobind(
        metaconn_t              *mc,
        int                     candidate,
        ldap_back_send_t        sendok,
-       int                     retries )
+       int                     nretries )
 {
        metainfo_t              *mi = ( metainfo_t * )op->o_bd->be_private;
-       metatarget_t            *mt = mi->mi_targets[ candidate ];
+       metatarget_t            *mt = &mi->mi_targets[ candidate ];
        metasingleconn_t        *msc = &mc->mc_conns[ candidate ];
        int                     rc;
        struct berval           cred = BER_BVC( "" );
-       int                     msgid;
+       int                     msgid,
+                               rebinding = 0,
+                               save_nretries = nretries;
 
        /*
         * Otherwise an anonymous bind is performed
@@ -332,7 +358,7 @@ rebind:;
                        NULL, NULL, &msgid );
        if ( rc == LDAP_SUCCESS ) {
                LDAPMessage     *res;
-               struct timeval  tv = { 0, 0 };
+               struct timeval  tv;
 
                /*
                 * handle response!!!
@@ -342,24 +368,44 @@ retry:;
                tv.tv_usec = META_BIND_TIMEOUT;
                switch ( ldap_result( msc->msc_ld, msgid, 0, &tv, &res ) ) {
                case 0:
-                       if ( retries > 0 ) {
+                       Debug( LDAP_DEBUG_ANY, "%s meta_back_single_dobind: ldap_result=%d nretries=%d\n",
+                               op->o_log_prefix, 0, nretries );
+
+                       if ( nretries != META_RETRY_NEVER ) {
                                ldap_pvt_thread_yield();
-                               retries--;
+                               if ( nretries > 0 ) {
+                                       nretries--;
+                               }
                                goto retry;
                        }
 
                        rc = LDAP_BUSY;
-                       break;
+                       if ( rebinding ) {
+                               ldap_abandon_ext( msc->msc_ld, msgid, NULL, NULL );
+                               break;
+                       }
+
+                       /* FIXME: some times the request times out
+                        * while the other party is not willing to
+                        * send a response any more.  Give it a second
+                        * chance with a freshly bound connection */
+                       rebinding = 1;
+                       nretries = save_nretries;
+                       /* fallthru */
 
                case -1:
                        ldap_get_option( msc->msc_ld,
                                        LDAP_OPT_ERROR_NUMBER, &rs->sr_err );
 
-                       Debug( LDAP_DEBUG_ANY, "### %s meta_back_single_dobind(\"\") err=%d\n",
-                               op->o_log_prefix, rs->sr_err, 0 );
+                       if ( rebinding ) {
+                               ldap_abandon_ext( msc->msc_ld, msgid, NULL, NULL );
+                       }
+
+                       Debug( LDAP_DEBUG_ANY, "### %s meta_back_single_dobind: err=%d nretries=%d\n",
+                                       op->o_log_prefix, rs->sr_err, nretries );
 
                        rc = slap_map_api2result( rs );
-                       if ( rc == LDAP_UNAVAILABLE && retries > 0 ) {
+                       if ( rc == LDAP_UNAVAILABLE && nretries != META_RETRY_NEVER ) {
                                ldap_unbind_ext_s( msc->msc_ld, NULL, NULL );
                                msc->msc_ld = NULL;
                                msc->msc_bound = 0;
@@ -367,9 +413,11 @@ retry:;
                                /* mc here must be the regular mc, reset and ready for init */
                                rc = meta_back_init_one_conn( op, rs, mt, msc, LDAP_BACK_DONTSEND );
 
-                               if ( rc ) {
+                               if ( rc == LDAP_SUCCESS ) {
                                        ldap_pvt_thread_yield();
-                                       retries--;
+                                       if ( nretries > 0 ) {
+                                               nretries--;
+                                       }
                                        goto rebind;
                                }
                        }
@@ -383,10 +431,13 @@ retry:;
                        }
                        break;
                }
+
+       } else {
+               rc = slap_map_api2result( rs );
        }
 
+       rs->sr_err = rc;
        if ( rc != LDAP_SUCCESS && ( sendok & LDAP_BACK_SENDERR ) ) {
-               rs->sr_err = rc;
                send_ldap_result( op, rs );
        }
 
@@ -403,13 +454,18 @@ meta_back_dobind(
        metaconn_t              *mc,
        ldap_back_send_t        sendok )
 {
-       metasingleconn_t        *msc;
+       metainfo_t              *mi = ( metainfo_t * )op->o_bd->be_private;
+
        int                     bound = 0, i;
 
        SlapReply               *candidates = meta_back_candidates_get( op );
 
        ldap_pvt_thread_mutex_lock( &mc->mc_mutex );
 
+       Debug( LDAP_DEBUG_TRACE,
+               "%s meta_back_dobind: conn=%ld\n",
+               op->o_log_prefix, mc->mc_conn->c_connid, 0 );
+
        /*
         * all the targets are bound as pseudoroot
         */
@@ -418,27 +474,37 @@ meta_back_dobind(
                goto done;
        }
 
-       for ( i = 0, msc = &mc->mc_conns[ 0 ]; !META_LAST( msc ); ++i, ++msc ) {
-               int             rc;
+       for ( i = 0; i < mi->mi_ntargets; i++ ) {
+               metatarget_t            *mt = &mi->mi_targets[ i ];
+               metasingleconn_t        *msc = &mc->mc_conns[ i ];
+               int                     rc;
 
                /*
-                * Not a candidate or something wrong with this target ...
+                * Not a candidate
                 */
-               if ( msc->msc_ld == NULL ) {
+               if ( candidates[ i ].sr_tag != META_CANDIDATE ) {
                        continue;
                }
 
+               assert( msc->msc_ld != NULL );
+
                /*
                 * If the target is already bound it is skipped
                 */
                if ( msc->msc_bound == META_BOUND && mc->mc_auth_target == i ) {
                        ++bound;
+
+                       Debug( LDAP_DEBUG_TRACE, "%s meta_back_dobind[%d]: "
+                                       "authcTarget\n",
+                                       op->o_log_prefix, i, 0 );
                        continue;
                }
 
                rc = meta_back_single_dobind( op, rs, mc, i,
-                       LDAP_BACK_DONTSEND, META_BIND_NRETRIES );
+                               LDAP_BACK_DONTSEND, mt->mt_nretries );
                if ( rc != LDAP_SUCCESS ) {
+                       rs->sr_err = slap_map_api2result( rs );
+
                        Debug( LDAP_DEBUG_ANY, "%s meta_back_dobind[%d]: "
                                        "(anonymous) err=%d\n",
                                        op->o_log_prefix, i, rc );
@@ -451,13 +517,13 @@ meta_back_dobind(
                         * so better clear the handle
                         */
                        candidates[ i ].sr_tag = META_NOT_CANDIDATE;
-#if 0
-                       ( void )meta_clear_one_candidate( msc );
-#endif
                        continue;
                } /* else */
                
-               candidates[ i ].sr_tag = META_CANDIDATE;
+               Debug( LDAP_DEBUG_TRACE, "%s meta_back_dobind[%d]: "
+                               "(anonymous)\n",
+                               op->o_log_prefix, i, 0 );
+
                msc->msc_bound = META_ANONYMOUS;
                ++bound;
        }
@@ -465,7 +531,11 @@ meta_back_dobind(
 done:;
         ldap_pvt_thread_mutex_unlock( &mc->mc_mutex );
 
-       if ( bound == 0 && sendok & LDAP_BACK_SENDERR ) {
+       Debug( LDAP_DEBUG_TRACE,
+               "%s meta_back_dobind: conn=%ld bound=%d\n",
+               op->o_log_prefix, mc->mc_conn->c_connid, bound );
+
+       if ( bound == 0 && ( sendok & LDAP_BACK_SENDERR ) ) {
                if ( rs->sr_err == LDAP_SUCCESS ) {
                        rs->sr_err = LDAP_BUSY;
                }
@@ -506,16 +576,17 @@ meta_back_op_result(
        SlapReply       *rs,
        int             candidate )
 {
+       metainfo_t              *mi = ( metainfo_t * )op->o_bd->be_private;
+
        int                     i,
                                rerr = LDAP_SUCCESS;
-       metasingleconn_t        *msc;
        char                    *rmsg = NULL;
        char                    *rmatch = NULL;
        int                     free_rmsg = 0,
                                free_rmatch = 0;
 
        if ( candidate != META_TARGET_NONE ) {
-               msc = &mc->mc_conns[ candidate ];
+               metasingleconn_t        *msc = &mc->mc_conns[ candidate ];
 
                rs->sr_err = LDAP_SUCCESS;
 
@@ -549,9 +620,10 @@ meta_back_op_result(
                }
 
        } else {
-               for ( i = 0, msc = &mc->mc_conns[ 0 ]; !META_LAST( msc ); ++i, ++msc ) {
-                       char    *msg = NULL;
-                       char    *match = NULL;
+               for ( i = 0; i < mi->mi_ntargets; i++ ) {
+                       metasingleconn_t        *msc = &mc->mc_conns[ i ];
+                       char                    *msg = NULL;
+                       char                    *match = NULL;
 
                        rs->sr_err = LDAP_SUCCESS;