1 /* slap.h - stand alone ldap server include file */
4 * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
11 #include "ldap_defaults.h"
13 #include <ac/stdlib.h>
15 #include <sys/types.h>
16 #include <ac/syslog.h>
18 #include <ac/socket.h>
22 #ifdef HAVE_CYRUS_SASL
29 #define ldap_debug slap_debug
36 #include <ldap_schema.h>
38 #include "ldap_pvt_thread.h"
44 #undef f_next /* name conflict between sys/file.h on SCO and struct filter */
47 #define SERVICE_NAME OPENLDAP_PACKAGE "-slapd"
49 /* LDAPMod.mod_op value ===> Must be kept in sync with ldap.h!
51 * This is a value used internally by the backends. It is needed to allow
52 * adding values that already exist without getting an error as required by
53 * modrdn when the new rdn was already an attribute value itself.
54 * JCG 05/1999 (gomez@engr.sgi.com)
56 #define LDAP_MOD_SOFTADD 0x1000
62 #define MAXREMATCHES 10
64 /* psuedo error code to indicating abandoned operation */
65 #define SLAPD_ABANDON -1
67 /* XXYYZ: these macros assume 'x' is an ASCII x */
68 #define DNSEPARATOR(c) ((c) == ',' || (c) == ';')
69 #define SEPARATOR(c) ((c) == ',' || (c) == ';' || (c) == '+')
70 #define SPACE(c) ((c) == ' ' || (c) == '\n')
72 #define ASCII_LOWER(c) ( (c) >= 'a' && (c) <= 'z' )
73 #define ASCII_UPPER(c) ( (c) >= 'A' && (c) <= 'Z' )
74 #define ASCII_ALPHA(c) ( ASCII_LOWER(c) || ASCII_UPPER(c) )
75 #define ASCII_DIGIT(c) ( (c) >= '0' && (c) <= '9' )
76 #define ASCII_ALNUM(c) ( ASCII_ALPHA(c) || ASCII_DIGIT(c) )
78 #define LEADKEYCHAR(c) ( ASCII_ALPHA(c) )
79 #define KEYCHAR(c) ( ASCII_ALNUM(c) || (c) == '-' )
80 #define LEADOIDCHAR(c) ( ASCII_DIGIT(c) )
81 #define OIDCHAR(c) ( ASCII_DIGIT(c) || (c) == '.' )
83 #define LEADATTRCHAR(c) ( LEADKEYCHAR(c) || LEADOIDCHAR(c) )
84 #define ATTRCHAR(c) ( KEYCHAR((c)) || (c) == '.' )
86 #define NEEDSESCAPE(c) ((c) == '\\' || (c) == '"')
88 #define SLAPD_ACI_DEFAULT_ATTR "aci"
90 /* schema needed by slapd */
91 #define SLAPD_OID_DN_SYNTAX "1.3.6.1.4.1.1466.115.121.1.12"
92 #define SLAPD_OID_ACI_SYNTAX "1.3.6.1.4.1.4203.2.1" /* experimental */
94 LIBSLAPD_F (int) slap_debug;
99 #define SLAP_INDEX_PRESENCE 0x0001U
100 #define SLAP_INDEX_EQUALITY 0x0002U
101 #define SLAP_INDEX_APPROX 0x0004U
102 #define SLAP_INDEX_SUB 0x0008U
103 #define SLAP_INDEX_UNKNOWN 0x0010U
104 #define SLAP_INDEX_FROMINIT 0x8000U /* psuedo type */
108 * represents schema information for a database
110 #define SLAP_SCHERR_OUTOFMEM 1
111 #define SLAP_SCHERR_CLASS_NOT_FOUND 2
112 #define SLAP_SCHERR_ATTR_NOT_FOUND 3
113 #define SLAP_SCHERR_DUP_CLASS 4
114 #define SLAP_SCHERR_DUP_ATTR 5
115 #define SLAP_SCHERR_DUP_SYNTAX 6
116 #define SLAP_SCHERR_DUP_RULE 7
117 #define SLAP_SCHERR_NO_NAME 8
118 #define SLAP_SCHERR_ATTR_INCOMPLETE 9
119 #define SLAP_SCHERR_MR_NOT_FOUND 10
120 #define SLAP_SCHERR_SYN_NOT_FOUND 11
121 #define SLAP_SCHERR_MR_INCOMPLETE 12
123 typedef struct slap_oid_macro {
127 struct slap_oid_macro *som_next;
130 /* forward declarations */
132 struct slap_matching_rule;
135 typedef int slap_syntax_validate_func LDAP_P((
136 struct slap_syntax *syntax,
137 struct berval * in));
139 typedef int slap_syntax_transform_func LDAP_P((
140 struct slap_syntax *syntax,
142 struct berval ** out));
144 typedef struct slap_syntax {
145 LDAP_SYNTAX ssyn_syn;
148 #define SLAP_SYNTAX_NONE 0x0U
149 #define SLAP_SYNTAX_BINARY 0x1U
151 slap_syntax_validate_func *ssyn_validate;
153 /* convert to and from binary */
154 slap_syntax_transform_func *ssyn_ber2str;
155 slap_syntax_transform_func *ssyn_str2ber;
157 struct slap_syntax *ssyn_next;
158 #define ssyn_oid ssyn_syn.syn_oid
159 #define ssyn_desc ssyn_syn.syn_desc
162 /* XXX -> UCS-2 Converter */
163 typedef int slap_mr_convert_func LDAP_P((
165 struct berval ** out ));
168 typedef int slap_mr_normalize_func LDAP_P((
169 struct slap_syntax *syntax, /* NULL if in is asserted value */
170 struct slap_matching_rule *mr,
172 struct berval ** out ));
174 /* Match (compare) function */
175 typedef int slap_mr_match_func LDAP_P((
176 struct slap_syntax *syntax, /* syntax of stored value */
177 struct slap_matching_rule *mr,
178 struct berval * value,
179 struct berval * assertValue ));
181 /* Index generation function */
182 typedef int slap_mr_indexer_func LDAP_P((
183 struct slap_syntax *syntax, /* syntax of stored value */
184 struct slap_matching_rule *mr,
185 struct berval **values,
186 struct berval **keys ));
188 struct slap_filter; /* forward declaration */
189 /* Filter index function */
190 typedef int slap_mr_filter_func LDAP_P((
191 struct slap_syntax *syntax, /* syntax of stored value */
192 struct slap_matching_rule *mr,
193 struct slap_filter *filter,
194 struct berval **keys ));
196 typedef struct slap_matching_rule {
197 LDAP_MATCHING_RULE smr_mrule;
199 slap_mr_convert_func *smr_convert;
200 slap_mr_normalize_func *smr_normalize;
201 slap_mr_match_func *smr_match;
202 slap_mr_indexer_func *smr_indexer;
203 slap_mr_filter_func *smr_filter;
204 struct slap_matching_rule *smr_next;
205 #define smr_oid smr_mrule.mr_oid
206 #define smr_names smr_mrule.mr_names
207 #define smr_desc smr_mrule.mr_desc
208 #define smr_obsolete smr_mrule.mr_obsolete
209 #define smr_syntax_oid smr_mrule.mr_syntax_oid
212 typedef struct slap_attribute_type {
213 #ifdef SLAPD_SCHEMA_NOT_COMPAT
216 LDAP_ATTRIBUTE_TYPE sat_atype;
217 struct slap_attribute_type *sat_sup;
218 struct slap_attribute_type **sat_subtypes;
219 MatchingRule *sat_equality;
220 MatchingRule *sat_ordering;
221 MatchingRule *sat_substr;
223 /* The next one is created to help in the transition */
224 int sat_syntax_compat;
225 struct slap_attribute_type *sat_next;
226 #define sat_oid sat_atype.at_oid
227 #define sat_names sat_atype.at_names
228 #define sat_desc sat_atype.at_desc
229 #define sat_obsolete sat_atype.at_obsolete
230 #define sat_sup_oid sat_atype.at_sup_oid
231 #define sat_equality_oid sat_atype.at_equality_oid
232 #define sat_ordering_oid sat_atype.at_ordering_oid
233 #define sat_substr_oid sat_atype.at_substr_oid
234 #define sat_syntax_oid sat_atype.at_syntax_oid
235 #define sat_single_value sat_atype.at_single_value
236 #define sat_collective sat_atype.at_collective
237 #define sat_no_user_mod sat_atype.at_no_user_mod
238 #define sat_usage sat_atype.at_usage
241 #define is_at_operational(at) ((at)->sat_usage)
242 #define is_at_single_value(at) ((at)->sat_single_value)
243 #define is_at_collective(at) ((at)->sat_collective)
244 #define is_at_no_user_mod(at) ((at)->sat_no_user_mod)
246 typedef struct slap_object_class {
247 LDAP_OBJECT_CLASS soc_oclass;
248 struct slap_object_class **soc_sups;
249 AttributeType **soc_required;
250 AttributeType **soc_allowed;
251 struct slap_object_class *soc_next;
252 #define soc_oid soc_oclass.oc_oid
253 #define soc_names soc_oclass.oc_names
254 #define soc_desc soc_oclass.oc_desc
255 #define soc_obsolete soc_oclass.oc_obsolete
256 #define soc_sup_oids soc_oclass.oc_sup_oids
257 #define soc_kind soc_oclass.oc_kind
258 #define soc_at_oids_must soc_oclass.oc_at_oids_must
259 #define soc_at_oids_may soc_oclass.oc_at_oids_may
266 struct replog_moddn {
273 * represents an attribute value assertion (i.e., attr;option=value)
275 typedef struct slap_ava {
276 char *ava_type; /* attribute description */
277 struct berval ava_value;
281 * represents an matching rule assertion
283 typedef struct slap_mra {
284 char *mra_rule; /* optional */
285 char *mra_type; /* attribute description -- optional */
287 struct berval *mra_value;
290 #ifdef SLAPD_SCHEMA_NOT_COMPAT
292 * represents a recognized attribute description ( type + options )
294 typedef struct slap_attr_desc {
295 struct berval *ad_cname; /* canonical name */
296 AttributeType *ad_type; /* NULL if unknown */
297 char *ad_lang; /* NULL if no language tags */
299 #define SLAP_DESC_NONE 0x0U
300 #define SLAP_DESC_BINARY 0x1U
301 } AttributeDescription;
303 typedef struct slap_attr_assertion {
304 AttributeDescription aa_desc;
305 struct berval *aa_value;
306 } AttributeAssertion;
308 typedef struct slap_mr_assertion {
309 char *ma_rule; /* optional */
310 AttributeDescription *ma_desc; /* optional */
311 int ma_dnattrs; /* boolean */
312 struct berval *ma_value; /* required */
313 } MatchingRuleAssertion;
317 * represents a search filter
319 typedef struct slap_filter {
320 ber_tag_t f_choice; /* values taken from ldap.h */
326 /* equality, lessorequal, greaterorequal, approx */
333 struct slap_filter *f_un_complex;
339 struct berval *f_un_sub_initial;
340 struct berval **f_un_sub_any;
341 struct berval *f_un_sub_final;
345 #define f_dn f_un.f_un_type /* used for DN indices */
346 #define f_type f_un.f_un_type
347 #define f_ava f_un.f_un_ava
348 #define f_avtype f_un.f_un_ava.ava_type
349 #define f_avvalue f_un.f_un_ava.ava_value
350 #define f_mra f_un.f_un_mra
351 #define f_mrtype f_un.f_un_mra.mra_type
352 #define f_mrvalue f_un.f_un_mra.mra_value
353 #define f_mrdnaddrs f_un.f_un_mra.mra_dnattrs
354 #define f_and f_un.f_un_complex
355 #define f_or f_un.f_un_complex
356 #define f_not f_un.f_un_complex
357 #define f_list f_un.f_un_complex
358 #define f_sub f_un.f_un_sub
359 #define f_sub_type f_un.f_un_sub.f_un_sub_type
360 #define f_sub_initial f_un.f_un_sub.f_un_sub_initial
361 #define f_sub_any f_un.f_un_sub.f_un_sub_any
362 #define f_sub_final f_un.f_un_sub.f_un_sub_final
364 struct slap_filter *f_next;
368 * represents an attribute (description + values)
370 typedef struct slap_attr {
371 #ifdef SLAPD_SCHEMA_NOT_COMPAT
372 AttributeDescription a_desc;
374 char *a_type; /* description */
377 struct berval **a_vals;
378 struct slap_attr *a_next;
381 #ifndef SLAPD_SCHEMA_NOT_COMPAT
383 * the attr_syntax() routine returns one of these values
384 * telling what kind of syntax an attribute supports.
386 #define SYNTAX_CIS 0x01 /* case insensitive string */
387 #define SYNTAX_CES 0x02 /* case sensitive string */
388 #define SYNTAX_BIN 0x04 /* binary data */
389 #define SYNTAX_TEL 0x08 /* telephone number string */
390 #define SYNTAX_DN 0x10 /* dn string */
394 * the id used in the indexes to refer to an entry
396 typedef unsigned long ID;
397 #define NOID ((ID)~0)
400 * represents an entry in core
402 typedef struct slap_entry {
404 * The ID field should only be changed before entry is
405 * inserted into a cache. The ID value is backend
410 char *e_dn; /* DN of this entry */
411 char *e_ndn; /* normalized DN of this entry */
412 Attribute *e_attrs; /* list of attributes + values */
414 /* for use by the backend for any purpose */
419 * represents an access control list
422 typedef enum slap_access_e {
423 ACL_INVALID_ACCESS = -1,
432 typedef enum slap_control_e {
433 ACL_INVALID_CONTROL = 0,
439 typedef unsigned long slap_access_mask_t;
442 typedef struct slap_access {
443 slap_control_t a_type;
445 #define ACL_ACCESS2PRIV(access) (0x01U << (access))
447 #define ACL_PRIV_NONE ACL_ACCESS2PRIV( ACL_NONE )
448 #define ACL_PRIV_AUTH ACL_ACCESS2PRIV( ACL_AUTH )
449 #define ACL_PRIV_COMPARE ACL_ACCESS2PRIV( ACL_COMPARE )
450 #define ACL_PRIV_SEARCH ACL_ACCESS2PRIV( ACL_SEARCH )
451 #define ACL_PRIV_READ ACL_ACCESS2PRIV( ACL_READ )
452 #define ACL_PRIV_WRITE ACL_ACCESS2PRIV( ACL_WRITE )
454 #define ACL_PRIV_MASK 0x00ffUL
457 #define ACL_PRIV_LEVEL 0x1000UL
458 #define ACL_PRIV_ADDITIVE 0x2000UL
459 #define ACL_PRIV_SUBSTRACTIVE 0x4000UL
462 #define ACL_PRIV_INVALID 0x0UL
464 #define ACL_PRIV_ISSET(m,p) (((m) & (p)) == (p))
465 #define ACL_PRIV_ASSIGN(m,p) do { (m) = (p); } while(0)
466 #define ACL_PRIV_SET(m,p) do { (m) |= (p); } while(0)
467 #define ACL_PRIV_CLR(m,p) do { (m) &= ~(p); } while(0)
469 #define ACL_INIT(m) ACL_PRIV_ASSIGN(m, ACL_PRIV_NONE)
470 #define ACL_INVALIDATE(m) ACL_PRIV_ASSIGN(m, ACL_PRIV_INVALID)
472 #define ACL_GRANT(m,a) ACL_PRIV_ISSET((m),ACL_ACCESS2PRIV(a))
474 #define ACL_IS_INVALID(m) ((m) == ACL_PRIV_INVALID)
476 #define ACL_IS_LEVEL(m) ACL_PRIV_ISSET((m),ACL_PRIV_LEVEL)
477 #define ACL_IS_ADDITIVE(m) ACL_PRIV_ISSET((m),ACL_PRIV_ADDITIVE)
478 #define ACL_IS_SUBTRACTIVE(m) ACL_PRIV_ISSET((m),ACL_PRIV_SUBSTRACTIVE)
480 #define ACL_LVL_NONE (ACL_PRIV_NONE|ACL_PRIV_LEVEL)
481 #define ACL_LVL_AUTH (ACL_PRIV_AUTH|ACL_LVL_NONE)
482 #define ACL_LVL_COMPARE (ACL_PRIV_COMPARE|ACL_LVL_AUTH)
483 #define ACL_LVL_SEARCH (ACL_PRIV_SEARCH|ACL_LVL_COMPARE)
484 #define ACL_LVL_READ (ACL_PRIV_READ|ACL_LVL_SEARCH)
485 #define ACL_LVL_WRITE (ACL_PRIV_WRITE|ACL_LVL_READ)
487 #define ACL_LVL(m,l) (((m)&ACL_PRIV_MASK) == ((l)&ACL_PRIV_MASK))
488 #define ACL_LVL_IS_NONE(m) ACL_LVL((m),ACL_LVL_NONE)
489 #define ACL_LVL_IS_AUTH(m) ACL_LVL((m),ACL_LVL_AUTH)
490 #define ACL_LVL_IS_COMPARE(m) ACL_LVL((m),ACL_LVL_COMPARE)
491 #define ACL_LVL_IS_SEARCH(m) ACL_LVL((m),ACL_LVL_SEARCH)
492 #define ACL_LVL_IS_READ(m) ACL_LVL((m),ACL_LVL_READ)
493 #define ACL_LVL_IS_WRITE(m) ACL_LVL((m),ACL_LVL_WRITE)
495 #define ACL_LVL_ASSIGN_NONE(m) ACL_PRIV_ASSIGN((m),ACL_LVL_NONE)
496 #define ACL_LVL_ASSIGN_AUTH(m) ACL_PRIV_ASSIGN((m),ACL_LVL_AUTH)
497 #define ACL_LVL_ASSIGN_COMPARE(m) ACL_PRIV_ASSIGN((m),ACL_LVL_COMPARE)
498 #define ACL_LVL_ASSIGN_SEARCH(m) ACL_PRIV_ASSIGN((m),ACL_LVL_SEARCH)
499 #define ACL_LVL_ASSIGN_READ(m) ACL_PRIV_ASSIGN((m),ACL_LVL_READ)
500 #define ACL_LVL_ASSIGN_WRITE(m) ACL_PRIV_ASSIGN((m),ACL_LVL_WRITE)
502 slap_access_mask_t a_mask;
505 #ifdef SLAPD_SCHEMA_NOT_COMPAT
506 AttributeType *a_dn_at;
512 char *a_peername_pat;
513 char *a_sockname_pat;
518 #ifdef SLAPD_ACI_ENABLED
519 #ifdef SLAPD_SCHEMA_NOT_COMPAT
520 AttributeType *a_aci_at;
529 #ifdef SLAPD_SCHEMA_NOT_COMPAT
530 AttributeType *a_group_at;
535 struct slap_access *a_next;
539 typedef struct slap_acl {
540 /* "to" part: the entries this acl applies to */
546 /* "by" part: list of who has what access to the entries */
549 struct slap_acl *acl_next;
555 typedef struct ldapmodlist {
556 struct ldapmod ml_mod;
557 struct ldapmodlist *ml_next;
558 #define ml_op ml_mod.mod_op
559 #define ml_type ml_mod.mod_type
560 #define ml_values ml_mod.mod_values
561 #define ml_bvalues ml_mod.mod_bvalues
566 * represents a backend
569 typedef struct slap_backend_info BackendInfo; /* per backend type */
570 typedef struct slap_backend_db BackendDB; /* per backend database */
572 LIBSLAPD_F (int) nBackendInfo;
573 LIBSLAPD_F (int) nBackendDB;
574 LIBSLAPD_F (BackendInfo *) backendInfo;
575 LIBSLAPD_F (BackendDB *) backendDB;
577 LIBSLAPD_F (int) slapMode;
578 #define SLAP_UNDEFINED_MODE 0x0000
579 #define SLAP_SERVER_MODE 0x0001
580 #define SLAP_TOOL_MODE 0x0002
581 #define SLAP_MODE 0x0003
583 #define SLAP_TRUNCATE_MODE 0x0100
585 #define SLAP_TIMED_MODE 0x1000
587 #define SLAP_TOOLID_MODE 4
589 /* temporary aliases */
590 typedef BackendDB Backend;
591 #define nbackends nBackendDB
592 #define backends backendDB
594 struct slap_backend_db {
595 BackendInfo *bd_info; /* pointer to shared backend info */
597 /* BackendInfo accessors */
598 #define be_config bd_info->bi_db_config
599 #define be_type bd_info->bi_type
601 #define be_bind bd_info->bi_op_bind
602 #define be_unbind bd_info->bi_op_unbind
603 #define be_add bd_info->bi_op_add
604 #define be_compare bd_info->bi_op_compare
605 #define be_delete bd_info->bi_op_delete
606 #define be_modify bd_info->bi_op_modify
607 #define be_modrdn bd_info->bi_op_modrdn
608 #define be_search bd_info->bi_op_search
610 #define be_extended bd_info->bi_extended
612 #define be_release bd_info->bi_entry_release_rw
613 #define be_group bd_info->bi_acl_group
615 #define be_controls bd_info->bi_controls
617 #define be_connection_init bd_info->bi_connection_init
618 #define be_connection_destroy bd_info->bi_connection_destroy
621 #define be_entry_open bd_info->bi_tool_entry_open
622 #define be_entry_close bd_info->bi_tool_entry_close
623 #define be_entry_first bd_info->bi_tool_entry_first
624 #define be_entry_next bd_info->bi_tool_entry_next
625 #define be_entry_get bd_info->bi_tool_entry_get
626 #define be_entry_put bd_info->bi_tool_entry_put
627 #define be_index_attr bd_info->bi_tool_index_attr
628 #define be_index_change bd_info->bi_tool_index_change
629 #define be_sync bd_info->bi_tool_sync
632 #ifdef HAVE_CYRUS_SASL
633 #define be_sasl_authorize bd_info->bi_sasl_authorize
634 #define be_sasl_getsecret bd_info->bi_sasl_getsecret
635 #define be_sasl_putsecret bd_info->bi_sasl_putsecret
638 /* these should be renamed from be_ to bd_ */
639 char **be_suffix; /* the DN suffixes of data in this backend */
640 char **be_nsuffix; /* the normalized DN suffixes in this backend */
641 char **be_suffixAlias; /* pairs of DN suffix aliases and deref values */
642 char *be_root_dn; /* the magic "root" dn for this db */
643 char *be_root_ndn; /* the magic "root" normalized dn for this db */
644 struct berval be_root_pw; /* the magic "root" password for this db */
645 int be_readonly; /* 1 => db is in "read only" mode */
646 unsigned int be_max_deref_depth; /* limit for depth of an alias deref */
647 int be_sizelimit; /* size limit for this backend */
648 int be_timelimit; /* time limit for this backend */
649 AccessControl *be_acl; /* access control list for this backend */
650 slap_access_t be_dfltaccess; /* access given if no acl matches */
651 char **be_replica; /* replicas of this backend (in master) */
652 char *be_replogfile; /* replication log file (in master) */
653 char *be_update_ndn; /* allowed to make changes (in replicas) */
654 struct berval **be_update_refs; /* where to refer modifying clients to */
655 int be_lastmod; /* keep track of lastmodified{by,time} */
659 void *be_private; /* anything the backend database needs */
662 typedef int (*SLAP_EXTENDED_FN) LDAP_P((
664 struct slap_conn *conn,
667 struct berval * reqdata,
669 struct berval ** rspdata,
670 LDAPControl *** rspctrls,
672 struct berval *** refs ));
674 struct slap_backend_info {
675 char *bi_type; /* type of backend */
678 * per backend type routines:
679 * bi_init: called to allocate a backend_info structure,
680 * called once BEFORE configuration file is read.
681 * bi_init() initializes this structure hence is
682 * called directly from be_initialize()
683 * bi_config: called per 'backend' specific option
684 * all such options must before any 'database' options
685 * bi_config() is called only from read_config()
686 * bi_open: called to open each database, called
687 * once AFTER configuration file is read but
688 * BEFORE any bi_db_open() calls.
689 * bi_open() is called from backend_startup()
690 * bi_close: called to close each database, called
691 * once during shutdown after all bi_db_close calls.
692 * bi_close() is called from backend_shutdown()
693 * bi_destroy: called to destroy each database, called
694 * once during shutdown after all bi_db_destroy calls.
695 * bi_destory() is called from backend_destroy()
697 int (*bi_init) LDAP_P((BackendInfo *bi));
698 int (*bi_config) LDAP_P((BackendInfo *bi,
699 const char *fname, int lineno, int argc, char **argv ));
700 int (*bi_open) LDAP_P((BackendInfo *bi));
701 int (*bi_close) LDAP_P((BackendInfo *bi));
702 int (*bi_destroy) LDAP_P((BackendInfo *bi));
705 * per database routines:
706 * bi_db_init: called to initialize each database,
707 * called upon reading 'database <type>'
708 * called only from backend_db_init()
709 * bi_db_config: called to configure each database,
710 * called per database to handle per database options
711 * called only from read_config()
712 * bi_db_open: called to open each database
713 * called once per database immediately AFTER bi_open()
714 * calls but before daemon startup.
715 * called only by backend_startup()
716 * bi_db_close: called to close each database
717 * called once per database during shutdown but BEFORE
719 * called only by backend_shutdown()
720 * bi_db_destroy: called to destroy each database
721 * called once per database during shutdown AFTER all
722 * bi_close calls but before bi_destory calls.
723 * called only by backend_destory()
725 int (*bi_db_init) LDAP_P((Backend *bd));
726 int (*bi_db_config) LDAP_P((Backend *bd,
727 const char *fname, int lineno, int argc, char **argv ));
728 int (*bi_db_open) LDAP_P((Backend *bd));
729 int (*bi_db_close) LDAP_P((Backend *bd));
730 int (*bi_db_destroy) LDAP_P((Backend *db));
732 /* LDAP Operations Handling Routines */
733 int (*bi_op_bind) LDAP_P(( BackendDB *bd,
734 struct slap_conn *c, struct slap_op *o,
735 char *dn, char *ndn, int method, char* mechanism,
736 struct berval *cred, char** edn ));
737 int (*bi_op_unbind) LDAP_P((BackendDB *bd,
738 struct slap_conn *c, struct slap_op *o ));
739 int (*bi_op_search) LDAP_P((BackendDB *bd,
740 struct slap_conn *c, struct slap_op *o,
741 char *base, char *nbase, int scope, int deref,
742 int slimit, int tlimit,
743 Filter *f, char *filterstr, char **attrs,
745 int (*bi_op_compare)LDAP_P((BackendDB *bd,
746 struct slap_conn *c, struct slap_op *o,
747 char *dn, char *ndn, Ava *ava));
748 int (*bi_op_modify) LDAP_P((BackendDB *bd,
749 struct slap_conn *c, struct slap_op *o,
750 char *dn, char *ndn, LDAPModList *m));
751 int (*bi_op_modrdn) LDAP_P((BackendDB *bd,
752 struct slap_conn *c, struct slap_op *o,
753 char *dn, char *ndn, char *newrdn, int deleteoldrdn,
755 int (*bi_op_add) LDAP_P((BackendDB *bd,
756 struct slap_conn *c, struct slap_op *o,
758 int (*bi_op_delete) LDAP_P((BackendDB *bd,
759 struct slap_conn *c, struct slap_op *o,
760 char *dn, char *ndn));
761 int (*bi_op_abandon) LDAP_P((BackendDB *bd,
762 struct slap_conn *c, struct slap_op *o,
765 /* Extended Operations Helper */
766 SLAP_EXTENDED_FN bi_extended;
768 /* Auxilary Functions */
769 int (*bi_entry_release_rw) LDAP_P((BackendDB *bd, Entry *e, int rw));
771 #ifdef SLAPD_SCHEMA_NOT_COMPAT
772 int (*bi_acl_group) LDAP_P((Backend *bd,
773 Entry *e, const char *bdn, const char *edn,
774 const char *objectclassValue,
775 AttributeType *group_at ));
777 int (*bi_acl_group) LDAP_P((Backend *bd,
778 Entry *e, const char *bdn, const char *edn,
779 const char *objectclassValue,
780 const char *group_at ));
783 int (*bi_connection_init) LDAP_P((BackendDB *bd,
784 struct slap_conn *c));
785 int (*bi_connection_destroy) LDAP_P((BackendDB *bd,
786 struct slap_conn *c));
788 /* hooks for slap tools */
789 int (*bi_tool_entry_open) LDAP_P(( BackendDB *be, int mode ));
790 int (*bi_tool_entry_close) LDAP_P(( BackendDB *be ));
791 ID (*bi_tool_entry_first) LDAP_P(( BackendDB *be ));
792 ID (*bi_tool_entry_next) LDAP_P(( BackendDB *be ));
793 Entry* (*bi_tool_entry_get) LDAP_P(( BackendDB *be, ID id ));
794 ID (*bi_tool_entry_put) LDAP_P(( BackendDB *be, Entry *e ));
795 int (*bi_tool_index_attr) LDAP_P(( BackendDB *be, char* type ));
796 int (*bi_tool_index_change) LDAP_P(( BackendDB *be, char* type,
797 struct berval **bv, ID id, int op ));
798 int (*bi_tool_sync) LDAP_P(( BackendDB *be ));
800 #ifdef HAVE_CYRUS_SASL
801 int (*bi_sasl_authorize) LDAP_P(( BackendDB *be,
802 const char *authnid, const char *authzid,
803 const char **canon_authzid, const char **errstr ));
804 int (*bi_sasl_getsecret) LDAP_P(( BackendDB *be,
805 const char *mechanism, const char *authzid,
806 const char *realm, sasl_secret_t **secret ));
807 int (*bi_sasl_putsecret) LDAP_P(( BackendDB *be,
808 const char *mechanism, const char *auth_identity,
809 const char *realm, const sasl_secret_t *secret ));
810 #endif /* HAVE_CYRUS_SASL */
812 #define SLAP_INDEX_ADD_OP 0x0001
813 #define SLAP_INDEX_DELETE_OP 0x0002
815 char **bi_controls; /* supported controls */
817 unsigned int bi_nDB; /* number of databases of this type */
818 void *bi_private; /* anything the backend type needs */
822 * represents an operation pending from an ldap client
825 typedef struct slap_op {
826 ber_int_t o_opid; /* id of this operation */
827 ber_int_t o_msgid; /* msgid of the request */
829 ldap_pvt_thread_t o_tid; /* thread handling this op */
831 BerElement *o_ber; /* ber of the request */
833 ber_tag_t o_tag; /* tag of the request */
834 time_t o_time; /* time op was initiated */
836 int o_bind_in_progress; /* multi-step bind in progress */
838 /* should only be used for reporting purposes */
839 char *o_authc_dn; /* authentication DN */
841 /* should be used as the DN of the User */
842 char *o_authz_dn; /* authorization DN */
843 char *o_authz_ndn; /* authorizaiton NDN */
846 char *o_dn; /* dn bound when op was initiated */
847 char *o_ndn; /* normalized dn bound when op was initiated */
850 ber_int_t o_protocol; /* version of the LDAP protocol used by client */
851 ber_tag_t o_authtype; /* auth method used to bind dn */
852 /* values taken from ldap.h */
854 char *o_authmech; /* SASL mechanism used to bind dn */
856 LDAPControl **o_ctrls; /* controls */
858 unsigned long o_connid; /* id of conn initiating this op */
860 #ifdef LDAP_CONNECTIONLESS
861 int o_cldap; /* != 0 if this came in via CLDAP */
862 struct sockaddr o_clientaddr; /* client address if via CLDAP */
863 char o_searchbase; /* search base if via CLDAP */
866 ldap_pvt_thread_mutex_t o_abandonmutex; /* protects o_abandon */
867 int o_abandon; /* abandon flag */
869 struct slap_op *o_next; /* next operation in list */
870 void *o_private; /* anything the backend needs */
874 * represents a connection from an ldap client
877 typedef struct slap_conn {
878 int c_struct_state; /* structure management state */
879 int c_conn_state; /* connection state */
881 ldap_pvt_thread_mutex_t c_mutex; /* protect the connection */
882 Sockbuf *c_sb; /* ber connection stuff */
884 /* only can be changed by connect_init */
885 time_t c_starttime; /* when the connection was opened */
886 time_t c_activitytime; /* when the connection was last used */
887 unsigned long c_connid; /* id of this connection for stats*/
889 char *c_listener_url; /* listener URL */
890 char *c_peer_domain; /* DNS name of client */
891 char *c_peer_name; /* peer name (trans=addr:port) */
892 char *c_sock_name; /* sock name (trans=addr:port) */
894 /* only can be changed by binding thread */
895 int c_bind_in_progress; /* multi-op bind in progress */
896 #ifdef HAVE_CYRUS_SASL
897 sasl_conn_t *c_sasl_context;
899 void *c_authstate; /* SASL state data */
901 Backend *c_authc_backend;
903 /* authorization backend */
904 Backend *c_authz_backend;
907 /* authentication backend */
908 /* should only be used for reporting purposes */
909 char *c_authc_dn; /* authentication DN */
911 /* should be used as the DN of the User */
912 char *c_authz_dn; /* authorization DN */
913 char *c_authz_ndn; /* authorization NDN */
916 char *c_cdn; /* DN provided by the client */
917 char *c_dn; /* DN bound to this conn */
920 ber_int_t c_protocol; /* version of the LDAP protocol used by client */
921 ber_tag_t c_authtype;/* auth method used to bind c_dn */
922 char *c_authmech; /* SASL mechanism used to bind c_dn */
924 Operation *c_ops; /* list of operations being processed */
925 Operation *c_pending_ops; /* list of pending operations */
927 ldap_pvt_thread_mutex_t c_write_mutex; /* only one pdu written at a time */
928 ldap_pvt_thread_cond_t c_write_cv; /* used to wait for sd write-ready*/
930 BerElement *c_currentber; /* ber we're attempting to read */
931 int c_writewaiter; /* true if writer is waiting */
934 int c_is_tls; /* true if this LDAP over raw TLS */
935 int c_needs_tls_accept; /* true if SSL_accept should be called */
938 long c_n_ops_received; /* num of ops received (next op_id) */
939 long c_n_ops_executing; /* num of ops currently executing */
940 long c_n_ops_pending; /* num of ops pending execution */
941 long c_n_ops_completed; /* num of ops completed */
943 long c_n_get; /* num of get calls */
944 long c_n_read; /* num of read calls */
945 long c_n_write; /* num of write calls */
948 #if defined(LDAP_SYSLOG) && defined(LDAP_DEBUG)
949 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 ) \
951 if ( ldap_debug & (level) ) \
952 fprintf( stderr, (fmt), (connid), (opid), (arg1), (arg2), (arg3) );\
953 if ( ldap_syslog & (level) ) \
954 syslog( ldap_syslog_level, (fmt), (connid), (opid), (arg1), \
958 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 )
963 #include "proto-slap.h"
965 #endif /* _slap_h_ */