/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 1999-2005 The OpenLDAP Foundation.
+ * Copyright 1999-2006 The OpenLDAP Foundation.
* Portions Copyright 2001-2003 Pierangelo Masarati.
* Portions Copyright 1999-2003 Howard Chu.
* All rights reserved.
#include "rewrite.h"
LDAP_BEGIN_DECL
+/*
+ * Set META_BACK_PRINT_CONNTREE larger than 0 to dump the connection tree (debug only)
+ */
+#ifndef META_BACK_PRINT_CONNTREE
+#define META_BACK_PRINT_CONNTREE 0
+#endif /* !META_BACK_PRINT_CONNTREE */
+
struct slap_conn;
struct slap_op;
#endif
} dncookie;
-/* TODO: allow to define it on a per-target basis */
-#define META_BIND_TIMEOUT 10000
-
int ldap_back_dn_massage(dncookie *dc, struct berval *dn,
struct berval *res);
/* (end of) from back-ldap.h before rwm removal */
+/*
+ * A metasingleconn_t can be in the following, mutually exclusive states:
+ *
+ * - none (0x0U)
+ * - creating META_BACK_FCONN_CREATING
+ * - initialized META_BACK_FCONN_INITED
+ * - binding LDAP_BACK_FCONN_BINDING
+ * - bound/anonymous LDAP_BACK_FCONN_ISBOUND/LDAP_BACK_FCONN_ISANON
+ *
+ * possible modifiers are:
+ *
+ * - privileged LDAP_BACK_FCONN_ISPRIV
+ * - privileged, TLS LDAP_BACK_FCONN_ISTLS
+ * - subjected to idassert LDAP_BACK_FCONN_ISIDASR
+ * - tainted LDAP_BACK_FCONN_TAINTED
+ */
+
+#define META_BACK_FCONN_INITED (0x00100000U)
+#define META_BACK_FCONN_CREATING (0x00200000U)
+
+#define META_BACK_CONN_INITED(lc) LDAP_BACK_CONN_ISSET((lc), META_BACK_FCONN_INITED)
+#define META_BACK_CONN_INITED_SET(lc) LDAP_BACK_CONN_SET((lc), META_BACK_FCONN_INITED)
+#define META_BACK_CONN_INITED_CLEAR(lc) LDAP_BACK_CONN_CLEAR((lc), META_BACK_FCONN_INITED)
+#define META_BACK_CONN_INITED_CPY(lc, mlc) LDAP_BACK_CONN_CPY((lc), META_BACK_FCONN_INITED, (mlc))
+#define META_BACK_CONN_CREATING(lc) LDAP_BACK_CONN_ISSET((lc), META_BACK_FCONN_CREATING)
+#define META_BACK_CONN_CREATING_SET(lc) LDAP_BACK_CONN_SET((lc), META_BACK_FCONN_CREATING)
+#define META_BACK_CONN_CREATING_CLEAR(lc) LDAP_BACK_CONN_CLEAR((lc), META_BACK_FCONN_CREATING)
+#define META_BACK_CONN_CREATING_CPY(lc, mlc) LDAP_BACK_CONN_CPY((lc), META_BACK_FCONN_CREATING, (mlc))
+
struct metainfo_t;
+#define META_NOT_CANDIDATE ((ber_tag_t)0x0)
+#define META_CANDIDATE ((ber_tag_t)0x1)
+#define META_BINDING ((ber_tag_t)0x2)
+
typedef struct metasingleconn_t {
- int msc_candidate;
-#define META_NOT_CANDIDATE ((ber_tag_t)0)
-#define META_CANDIDATE ((ber_tag_t)1)
+#define META_CND_ISSET(rs,f) ( ( (rs)->sr_tag & (f) ) == (f) )
+#define META_CND_SET(rs,f) ( (rs)->sr_tag |= (f) )
+#define META_CND_CLEAR(rs,f) ( (rs)->sr_tag &= ~(f) )
+
+#define META_CANDIDATE_RESET(rs) ( (rs)->sr_tag = 0 )
+#define META_IS_CANDIDATE(rs) META_CND_ISSET( (rs), META_CANDIDATE )
+#define META_CANDIDATE_SET(rs) META_CND_SET( (rs), META_CANDIDATE )
+#define META_CANDIDATE_CLEAR(rs) META_CND_CLEAR( (rs), META_CANDIDATE )
+#define META_IS_BINDING(rs) META_CND_ISSET( (rs), META_BINDING )
+#define META_BINDING_SET(rs) META_CND_SET( (rs), META_BINDING )
+#define META_BINDING_CLEAR(rs) META_CND_CLEAR( (rs), META_BINDING )
LDAP *msc_ld;
+ time_t msc_time;
struct berval msc_bound_ndn;
struct berval msc_cred;
- int msc_bound;
-#define META_UNBOUND 0
-#define META_BOUND 1
-#define META_ANONYMOUS 2
-
- struct metainfo_t *msc_info;
+ unsigned msc_mscflags;
+ /* NOTE: lc_lcflags is redefined to msc_mscflags to reuse the macros
+ * defined for back-ldap */
+#define lc_lcflags msc_mscflags
} metasingleconn_t;
typedef struct metaconn_t {
struct slap_conn *mc_conn;
- ldap_pvt_thread_mutex_t mc_mutex;
+#define lc_conn mc_conn
unsigned mc_refcnt;
+
+ time_t mc_create_time;
+ time_t mc_time;
+ struct berval mc_local_ndn;
+ /* NOTE: msc_mscflags is used to recycle the #define
+ * in metasingleconn_t */
+ unsigned msc_mscflags;
+
/*
* means that the connection is bound;
* of course only one target actually is ...
*/
- int mc_auth_target;
+ int mc_authz_target;
#define META_BOUND_NONE (-1)
#define META_BOUND_ALL (-2)
+
+ struct metainfo_t *mc_info;
+
+ LDAP_TAILQ_ENTRY(metaconn_t) mc_q;
+
/* supersedes the connection stuff */
metasingleconn_t mc_conns[ 1 ];
/* NOTE: mc_conns must be last, because
typedef struct metatarget_t {
char *mt_uri;
+ ldap_pvt_thread_mutex_t mt_uri_mutex;
+
+ /* TODO: we might want to enable different strategies
+ * for different targets */
+ LDAP_REBIND_PROC *mt_rebind_f;
+ LDAP_URLLIST_PROC *mt_urllist_f;
+ void *mt_urllist_p;
+
+ BerVarray mt_subtree_exclude;
+ int mt_scope;
struct berval mt_psuffix; /* pretty suffix */
struct berval mt_nsuffix; /* normalized suffix */
struct berval mt_binddn;
struct berval mt_bindpw;
- struct berval mt_pseudorootdn;
- struct berval mt_pseudorootpw;
+ slap_idassert_t mt_idassert;
+#define mt_idassert_mode mt_idassert.si_mode
+#define mt_idassert_authcID mt_idassert.si_bc.sb_authcId
+#define mt_idassert_authcDN mt_idassert.si_bc.sb_binddn
+#define mt_idassert_passwd mt_idassert.si_bc.sb_cred
+#define mt_idassert_authzID mt_idassert.si_bc.sb_authzId
+#define mt_idassert_authmethod mt_idassert.si_bc.sb_method
+#define mt_idassert_sasl_mech mt_idassert.si_bc.sb_saslmech
+#define mt_idassert_sasl_realm mt_idassert.si_bc.sb_realm
+#define mt_idassert_secprops mt_idassert.si_bc.sb_secprops
+#define mt_idassert_tls mt_idassert.si_bc.sb_tls
+#define mt_idassert_flags mt_idassert.si_flags
+#define mt_idassert_authz mt_idassert.si_authz
int mt_nretries;
#define META_RETRY_UNDEFINED (-2)
#define META_RETRY_FOREVER (-1)
#define META_RETRY_NEVER (0)
-#define META_RETRY_DEFAULT (3)
+#define META_RETRY_DEFAULT (10)
struct ldaprwmap mt_rwmap;
+ sig_atomic_t mt_isquarantined;
+ slap_retry_info_t mt_quarantine;
+ ldap_pvt_thread_mutex_t mt_quarantine_mutex;
+#define META_BACK_TGT_QUARANTINE(mt) ( (mt)->mt_quarantine.ri_num != NULL )
+
unsigned mt_flags;
+#define META_BACK_TGT_ISSET(mt,f) ( ( (mt)->mt_flags & (f) ) == (f) )
+#define META_BACK_TGT_ISMASK(mt,m,f) ( ( (mt)->mt_flags & (m) ) == (f) )
+
+#define META_BACK_TGT_T_F(mt) META_BACK_TGT_ISMASK( (mt), LDAP_BACK_F_T_F_MASK, LDAP_BACK_F_T_F )
+#define META_BACK_TGT_T_F_DISCOVER(mt) META_BACK_TGT_ISMASK( (mt), LDAP_BACK_F_T_F_MASK2, LDAP_BACK_F_T_F_DISCOVER )
+
+#define META_BACK_TGT_ABANDON(mt) META_BACK_TGT_ISMASK( (mt), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_ABANDON )
+#define META_BACK_TGT_IGNORE(mt) META_BACK_TGT_ISMASK( (mt), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_IGNORE )
+#define META_BACK_TGT_CANCEL(mt) META_BACK_TGT_ISMASK( (mt), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_EXOP )
+#define META_BACK_TGT_CANCEL_DISCOVER(mt) META_BACK_TGT_ISMASK( (mt), LDAP_BACK_F_CANCEL_MASK2, LDAP_BACK_F_CANCEL_EXOP_DISCOVER )
+
int mt_version;
+ time_t mt_network_timeout;
+ struct timeval mt_bind_timeout;
+#define META_BIND_TIMEOUT LDAP_BACK_RESULT_UTIMEOUT
+ time_t mt_timeout[ SLAP_OP_LAST ];
} metatarget_t;
typedef struct metadncache_t {
Avlnode *tree;
#define META_DNCACHE_DISABLED (0)
-#define META_DNCACHE_FOREVER (-1)
- long int ttl; /* seconds; 0: no cache, -1: no expiry */
+#define META_DNCACHE_FOREVER ((time_t)(-1))
+ time_t ttl; /* seconds; 0: no cache, -1: no expiry */
} metadncache_t;
typedef struct metacandidates_t {
SlapReply *mc_candidates;
} metacandidates_t;
+/*
+ * Hook to allow mucking with metainfo_t/metatarget_t when quarantine is over
+ */
+typedef int (*meta_back_quarantine_f)( struct metainfo_t *, int target, void * );
+
typedef struct metainfo_t {
int mi_ntargets;
int mi_defaulttarget;
- int mi_network_timeout;
#define META_DEFAULT_TARGET_NONE (-1)
int mi_nretries;
- metatarget_t *mi_targets;
+ metatarget_t **mi_targets;
metacandidates_t *mi_candidates;
+ LDAP_REBIND_PROC *mi_rebind_f;
+ LDAP_URLLIST_PROC *mi_urllist_f;
+
metadncache_t mi_cache;
- ldap_pvt_thread_mutex_t mi_conn_mutex;
- Avlnode *mi_conntree;
-
- unsigned flags;
+ /* cached connections;
+ * special conns are in tailq rather than in tree */
+ ldap_avl_info_t mi_conninfo;
+ struct {
+ int mic_num;
+ LDAP_TAILQ_HEAD(mc_conn_priv_q, metaconn_t) mic_priv;
+ } mi_conn_priv[ LDAP_BACK_PCONN_LAST ];
+ int mi_conn_priv_max;
+
+ /* NOTE: quarantine uses the connection mutex */
+ slap_retry_info_t mi_quarantine;
+
+#define META_BACK_QUARANTINE(mi) ( (mi)->mi_quarantine.ri_num != NULL )
+ meta_back_quarantine_f mi_quarantine_f;
+ void *mi_quarantine_p;
+
+ unsigned mi_flags;
+#define li_flags mi_flags
/* uses flags as defined in <back-ldap/back-ldap.h> */
-#define META_BACK_F_ONERR_STOP 0x00010000U
-#define META_BACK_ONERR_STOP(mi) ( (mi)->flags & META_BACK_F_ONERR_STOP )
-#define META_BACK_ONERR_CONTINUE(mi) ( !META_BACK_ONERR_CONTINUE( (mi) ) )
+#define META_BACK_F_ONERR_STOP (0x00100000U)
+#define META_BACK_F_ONERR_REPORT (0x00200000U)
+#define META_BACK_F_ONERR_MASK (META_BACK_F_ONERR_STOP|META_BACK_F_ONERR_REPORT)
+#define META_BACK_F_DEFER_ROOTDN_BIND (0x00400000U)
+#define META_BACK_F_PROXYAUTHZ_ALWAYS (0x00800000U)
+
+#define META_BACK_ONERR_STOP(mi) ( (mi)->mi_flags & META_BACK_F_ONERR_STOP )
+#define META_BACK_ONERR_REPORT(mi) ( (mi)->mi_flags & META_BACK_F_ONERR_REPORT )
+#define META_BACK_ONERR_CONTINUE(mi) ( !( (mi)->mi_flags & META_BACK_F_ONERR_MASK ) )
+
+#define META_BACK_DEFER_ROOTDN_BIND(mi) ( (mi)->mi_flags & META_BACK_F_DEFER_ROOTDN_BIND )
+#define META_BACK_PROXYAUTHZ_ALWAYS(mi) ( (mi)->mi_flags & META_BACK_F_PROXYAUTHZ_ALWAYS )
int mi_version;
+ time_t mi_network_timeout;
+ time_t mi_conn_ttl;
+ time_t mi_idle_timeout;
+ struct timeval mi_bind_timeout;
+ time_t mi_timeout[ SLAP_OP_LAST ];
} metainfo_t;
typedef enum meta_op_type {
int *candidate,
ldap_back_send_t sendok );
+extern void
+meta_back_release_conn_lock(
+ Operation *op,
+ metaconn_t *mc,
+ int dolock );
+#define meta_back_release_conn(op, mc) meta_back_release_conn_lock( (op), (mc), 1 )
+
extern int
meta_back_retry(
Operation *op,
SlapReply *rs,
- metaconn_t *mc,
+ metaconn_t **mcp,
int candidate,
ldap_back_send_t sendok );
extern void
-meta_back_conn_free( metaconn_t *mc );
+meta_back_conn_free(
+ void *v_mc );
+
+#if META_BACK_PRINT_CONNTREE > 0
+extern void
+meta_back_print_conntree(
+ metainfo_t *mi,
+ char *msg );
+#endif
extern int
meta_back_init_one_conn(
Operation *op,
SlapReply *rs,
- metatarget_t *mt,
- metasingleconn_t *msc,
- ldap_back_send_t sendok );
+ metaconn_t *mc,
+ int candidate,
+ int ispriv,
+ ldap_back_send_t sendok,
+ int dolock );
+
+extern void
+meta_back_quarantine(
+ Operation *op,
+ SlapReply *rs,
+ int candidate );
extern int
meta_back_dobind(
metaconn_t *mc,
ldap_back_send_t sendok );
-int
+extern int
meta_back_single_dobind(
Operation *op,
SlapReply *rs,
- metaconn_t *msc,
+ metaconn_t **mcp,
int candidate,
ldap_back_send_t sendok,
- int retries );
+ int retries,
+ int dolock );
+
+extern int
+meta_back_proxy_authz_cred(
+ metaconn_t *mc,
+ int candidate,
+ Operation *op,
+ SlapReply *rs,
+ ldap_back_send_t sendok,
+ struct berval *binddn,
+ struct berval *bindcred,
+ int *method );
+
+extern int
+meta_back_cancel(
+ metaconn_t *mc,
+ Operation *op,
+ SlapReply *rs,
+ ber_int_t msgid,
+ int candidate,
+ ldap_back_send_t sendok );
extern int
meta_back_op_result(
metaconn_t *mc,
Operation *op,
SlapReply *rs,
- int candidate );
+ int candidate,
+ ber_int_t msgid,
+ time_t timeout,
+ ldap_back_send_t sendok );
extern int
back_meta_LTX_init_module(
const void *c2 );
extern int
-meta_back_conn_dup(
+meta_back_conndn_cmp(
+ const void *c1,
+ const void *c2 );
+
+extern int
+meta_back_conndn_dup(
void *c1,
void *c2 );
*/
extern int
meta_back_is_candidate(
- struct berval *nsuffix,
+ metatarget_t *mt,
struct berval *ndn,
int scope );
extern int
meta_clear_one_candidate(
- metasingleconn_t *mc );
+ Operation *op,
+ metaconn_t *mc,
+ int candidate );
/*
* Dn cache stuff (experimental)
extern void
meta_dncache_free( void *entry );
+extern LDAP_REBIND_PROC meta_back_default_rebind;
+extern LDAP_URLLIST_PROC meta_back_default_urllist;
+
LDAP_END_DECL
#endif /* SLAPD_META_H */