xref: /netbsd-src/external/bsd/openldap/dist/servers/slapd/back-ldap/config.c (revision b78992537496bc71ee3d761f9fe0be0fc0a9a001)
1 /* config.c - ldap backend configuration file routine */
2 /* $OpenLDAP: pkg/ldap/servers/slapd/back-ldap/config.c,v 1.115.2.9 2008/07/10 00:28:39 quanah Exp $ */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4  *
5  * Copyright 2003-2008 The OpenLDAP Foundation.
6  * Portions Copyright 1999-2003 Howard Chu.
7  * Portions Copyright 2000-2003 Pierangelo Masarati.
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted only as authorized by the OpenLDAP
12  * Public License.
13  *
14  * A copy of this license is available in the file LICENSE in the
15  * top-level directory of the distribution or, alternatively, at
16  * <http://www.OpenLDAP.org/license.html>.
17  */
18 /* ACKNOWLEDGEMENTS:
19  * This work was initially developed by the Howard Chu for inclusion
20  * in OpenLDAP Software and subsequently enhanced by Pierangelo
21  * Masarati.
22  */
23 
24 #include "portable.h"
25 
26 #include <stdio.h>
27 
28 #include <ac/string.h>
29 #include <ac/ctype.h>
30 #include <ac/socket.h>
31 
32 #include "slap.h"
33 #include "config.h"
34 #include "back-ldap.h"
35 #include "lutil.h"
36 #include "ldif.h"
37 #undef ldap_debug
38 /* for advanced URL parsing */
39 #include "../../../libraries/libldap/ldap-int.h"
40 
41 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
42 
43 static ConfigDriver ldap_back_cf_gen;
44 
45 enum {
46 	LDAP_BACK_CFG_URI = 1,
47 	LDAP_BACK_CFG_TLS,
48 	LDAP_BACK_CFG_ACL_AUTHCDN,
49 	LDAP_BACK_CFG_ACL_PASSWD,
50 	LDAP_BACK_CFG_ACL_METHOD,
51 	LDAP_BACK_CFG_ACL_BIND,
52 	LDAP_BACK_CFG_IDASSERT_MODE,
53 	LDAP_BACK_CFG_IDASSERT_AUTHCDN,
54 	LDAP_BACK_CFG_IDASSERT_PASSWD,
55 	LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
56 	LDAP_BACK_CFG_IDASSERT_METHOD,
57 	LDAP_BACK_CFG_IDASSERT_BIND,
58 	LDAP_BACK_CFG_REBIND,
59 	LDAP_BACK_CFG_CHASE,
60 	LDAP_BACK_CFG_T_F,
61 	LDAP_BACK_CFG_WHOAMI,
62 	LDAP_BACK_CFG_TIMEOUT,
63 	LDAP_BACK_CFG_IDLE_TIMEOUT,
64 	LDAP_BACK_CFG_CONN_TTL,
65 	LDAP_BACK_CFG_NETWORK_TIMEOUT,
66 	LDAP_BACK_CFG_VERSION,
67 	LDAP_BACK_CFG_SINGLECONN,
68 	LDAP_BACK_CFG_USETEMP,
69 	LDAP_BACK_CFG_CONNPOOLMAX,
70 	LDAP_BACK_CFG_CANCEL,
71 	LDAP_BACK_CFG_QUARANTINE,
72 	LDAP_BACK_CFG_ST_REQUEST,
73 	LDAP_BACK_CFG_NOREFS,
74 
75 	LDAP_BACK_CFG_REWRITE,
76 
77 	LDAP_BACK_CFG_LAST
78 };
79 
80 static ConfigTable ldapcfg[] = {
81 	{ "uri", "uri", 2, 2, 0,
82 		ARG_MAGIC|LDAP_BACK_CFG_URI,
83 		ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
84 			"NAME 'olcDbURI' "
85 			"DESC 'URI (list) for remote DSA' "
86 			"SYNTAX OMsDirectoryString "
87 			"SINGLE-VALUE )",
88 		NULL, NULL },
89 	{ "tls", "what", 2, 0, 0,
90 		ARG_MAGIC|LDAP_BACK_CFG_TLS,
91 		ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
92 			"NAME 'olcDbStartTLS' "
93 			"DESC 'StartTLS' "
94 			"SYNTAX OMsDirectoryString "
95 			"SINGLE-VALUE )",
96 		NULL, NULL },
97 	{ "acl-authcDN", "DN", 2, 2, 0,
98 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
99 		ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
100 			"NAME 'olcDbACLAuthcDn' "
101 			"DESC 'Remote ACL administrative identity' "
102 			"OBSOLETE "
103 			"SYNTAX OMsDN "
104 			"SINGLE-VALUE )",
105 		NULL, NULL },
106 	/* deprecated, will be removed; aliases "acl-authcDN" */
107 	{ "binddn", "DN", 2, 2, 0,
108 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
109 		ldap_back_cf_gen, NULL, NULL, NULL },
110 	{ "acl-passwd", "cred", 2, 2, 0,
111 		ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
112 		ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
113 			"NAME 'olcDbACLPasswd' "
114 			"DESC 'Remote ACL administrative identity credentials' "
115 			"OBSOLETE "
116 			"SYNTAX OMsDirectoryString "
117 			"SINGLE-VALUE )",
118 		NULL, NULL },
119 	/* deprecated, will be removed; aliases "acl-passwd" */
120 	{ "bindpw", "cred", 2, 2, 0,
121 		ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
122 		ldap_back_cf_gen, NULL, NULL, NULL },
123 	/* deprecated, will be removed; aliases "acl-bind" */
124 	{ "acl-method", "args", 2, 0, 0,
125 		ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
126 		ldap_back_cf_gen, NULL, NULL, NULL },
127 	{ "acl-bind", "args", 2, 0, 0,
128 		ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
129 		ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
130 			"NAME 'olcDbACLBind' "
131 			"DESC 'Remote ACL administrative identity auth bind configuration' "
132 			"SYNTAX OMsDirectoryString "
133 			"SINGLE-VALUE )",
134 		NULL, NULL },
135 	{ "idassert-authcDN", "DN", 2, 2, 0,
136 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
137 		ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
138 			"NAME 'olcDbIDAssertAuthcDn' "
139 			"DESC 'Remote Identity Assertion administrative identity' "
140 			"OBSOLETE "
141 			"SYNTAX OMsDN "
142 			"SINGLE-VALUE )",
143 		NULL, NULL },
144 	/* deprecated, will be removed; partially aliases "idassert-authcDN" */
145 	{ "proxyauthzdn", "DN", 2, 2, 0,
146 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
147 		ldap_back_cf_gen, NULL, NULL, NULL },
148 	{ "idassert-passwd", "cred", 2, 2, 0,
149 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
150 		ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
151 			"NAME 'olcDbIDAssertPasswd' "
152 			"DESC 'Remote Identity Assertion administrative identity credentials' "
153 			"OBSOLETE "
154 			"SYNTAX OMsDirectoryString "
155 			"SINGLE-VALUE )",
156 		NULL, NULL },
157 	/* deprecated, will be removed; partially aliases "idassert-passwd" */
158 	{ "proxyauthzpw", "cred", 2, 2, 0,
159 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
160 		ldap_back_cf_gen, NULL, NULL, NULL },
161 	{ "idassert-bind", "args", 2, 0, 0,
162 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
163 		ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
164 			"NAME 'olcDbIDAssertBind' "
165 			"DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
166 			"SYNTAX OMsDirectoryString "
167 			"SINGLE-VALUE )",
168 		NULL, NULL },
169 	{ "idassert-method", "args", 2, 0, 0,
170 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
171 		ldap_back_cf_gen, NULL, NULL, NULL },
172 	{ "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
173 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
174 		ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
175 			"NAME 'olcDbIDAssertMode' "
176 			"DESC 'Remote Identity Assertion mode' "
177 			"OBSOLETE "
178 			"SYNTAX OMsDirectoryString "
179 			"SINGLE-VALUE)",
180 		NULL, NULL },
181 	{ "idassert-authzFrom", "authzRule", 2, 2, 0,
182 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
183 		ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
184 			"NAME 'olcDbIDAssertAuthzFrom' "
185 			"DESC 'Remote Identity Assertion authz rules' "
186 			"SYNTAX OMsDirectoryString "
187 			"X-ORDERED 'VALUES' )",
188 		NULL, NULL },
189 	{ "rebind-as-user", "true|FALSE", 1, 2, 0,
190 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
191 		ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
192 			"NAME 'olcDbRebindAsUser' "
193 			"DESC 'Rebind as user' "
194 			"SYNTAX OMsBoolean "
195 			"SINGLE-VALUE )",
196 		NULL, NULL },
197 	{ "chase-referrals", "true|FALSE", 2, 2, 0,
198 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
199 		ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
200 			"NAME 'olcDbChaseReferrals' "
201 			"DESC 'Chase referrals' "
202 			"SYNTAX OMsBoolean "
203 			"SINGLE-VALUE )",
204 		NULL, NULL },
205 	{ "t-f-support", "true|FALSE|discover", 2, 2, 0,
206 		ARG_MAGIC|LDAP_BACK_CFG_T_F,
207 		ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
208 			"NAME 'olcDbTFSupport' "
209 			"DESC 'Absolute filters support' "
210 			"SYNTAX OMsDirectoryString "
211 			"SINGLE-VALUE )",
212 		NULL, NULL },
213 	{ "proxy-whoami", "true|FALSE", 1, 2, 0,
214 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
215 		ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
216 			"NAME 'olcDbProxyWhoAmI' "
217 			"DESC 'Proxy whoAmI exop' "
218 			"SYNTAX OMsBoolean "
219 			"SINGLE-VALUE )",
220 		NULL, NULL },
221 	{ "timeout", "timeout(list)", 2, 0, 0,
222 		ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
223 		ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
224 			"NAME 'olcDbTimeout' "
225 			"DESC 'Per-operation timeouts' "
226 			"SYNTAX OMsDirectoryString "
227 			"SINGLE-VALUE )",
228 		NULL, NULL },
229 	{ "idle-timeout", "timeout", 2, 2, 0,
230 		ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
231 		ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
232 			"NAME 'olcDbIdleTimeout' "
233 			"DESC 'connection idle timeout' "
234 			"SYNTAX OMsDirectoryString "
235 			"SINGLE-VALUE )",
236 		NULL, NULL },
237 	{ "conn-ttl", "ttl", 2, 2, 0,
238 		ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
239 		ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
240 			"NAME 'olcDbConnTtl' "
241 			"DESC 'connection ttl' "
242 			"SYNTAX OMsDirectoryString "
243 			"SINGLE-VALUE )",
244 		NULL, NULL },
245 	{ "network-timeout", "timeout", 2, 2, 0,
246 		ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
247 		ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
248 			"NAME 'olcDbNetworkTimeout' "
249 			"DESC 'connection network timeout' "
250 			"SYNTAX OMsDirectoryString "
251 			"SINGLE-VALUE )",
252 		NULL, NULL },
253 	{ "protocol-version", "version", 2, 2, 0,
254 		ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
255 		ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
256 			"NAME 'olcDbProtocolVersion' "
257 			"DESC 'protocol version' "
258 			"SYNTAX OMsInteger "
259 			"SINGLE-VALUE )",
260 		NULL, NULL },
261 	{ "single-conn", "true|FALSE", 2, 2, 0,
262 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
263 		ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
264 			"NAME 'olcDbSingleConn' "
265 			"DESC 'cache a single connection per identity' "
266 			"SYNTAX OMsBoolean "
267 			"SINGLE-VALUE )",
268 		NULL, NULL },
269 	{ "cancel", "ABANDON|ignore|exop", 2, 2, 0,
270 		ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
271 		ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
272 			"NAME 'olcDbCancel' "
273 			"DESC 'abandon/ignore/exop operations when appropriate' "
274 			"SYNTAX OMsDirectoryString "
275 			"SINGLE-VALUE )",
276 		NULL, NULL },
277 	{ "quarantine", "retrylist", 2, 2, 0,
278 		ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
279 		ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
280 			"NAME 'olcDbQuarantine' "
281 			"DESC 'Quarantine database if connection fails and retry according to rule' "
282 			"SYNTAX OMsDirectoryString "
283 			"SINGLE-VALUE )",
284 		NULL, NULL },
285 	{ "use-temporary-conn", "true|FALSE", 2, 2, 0,
286 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
287 		ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
288 			"NAME 'olcDbUseTemporaryConn' "
289 			"DESC 'Use temporary connections if the cached one is busy' "
290 			"SYNTAX OMsBoolean "
291 			"SINGLE-VALUE )",
292 		NULL, NULL },
293 	{ "conn-pool-max", "<n>", 2, 2, 0,
294 		ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
295 		ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
296 			"NAME 'olcDbConnectionPoolMax' "
297 			"DESC 'Max size of privileged connections pool' "
298 			"SYNTAX OMsInteger "
299 			"SINGLE-VALUE )",
300 		NULL, NULL },
301 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
302 	{ "session-tracking-request", "true|FALSE", 2, 2, 0,
303 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_ST_REQUEST,
304 		ldap_back_cf_gen, "( OLcfgDbAt:3.24 "
305 			"NAME 'olcDbSessionTrackingRequest' "
306 			"DESC 'Add session tracking control to proxied requests' "
307 			"SYNTAX OMsBoolean "
308 			"SINGLE-VALUE )",
309 		NULL, NULL },
310 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
311 	{ "norefs", "true|FALSE", 2, 2, 0,
312 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOREFS,
313 		ldap_back_cf_gen, "( OLcfgDbAt:3.25 "
314 			"NAME 'olcDbNorefs' "
315 			"DESC 'Do not return search reference responses' "
316 			"SYNTAX OMsBoolean "
317 			"SINGLE-VALUE )",
318 		NULL, NULL },
319 	{ "suffixmassage", "[virtual]> <real", 2, 3, 0,
320 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
321 		ldap_back_cf_gen, NULL, NULL, NULL },
322 	{ "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
323 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
324 		ldap_back_cf_gen, NULL, NULL, NULL },
325 	{ "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
326 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
327 		ldap_back_cf_gen, NULL, NULL, NULL },
328 	{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
329 		NULL, NULL, NULL, NULL }
330 };
331 
332 static ConfigOCs ldapocs[] = {
333 	{ "( OLcfgDbOc:3.1 "
334 		"NAME 'olcLDAPConfig' "
335 		"DESC 'LDAP backend configuration' "
336 		"SUP olcDatabaseConfig "
337 		"MAY ( olcDbURI "
338 			"$ olcDbStartTLS "
339 			"$ olcDbACLAuthcDn "
340 			"$ olcDbACLPasswd "
341 			"$ olcDbACLBind "
342 			"$ olcDbIDAssertAuthcDn "
343 			"$ olcDbIDAssertPasswd "
344 			"$ olcDbIDAssertBind "
345 			"$ olcDbIDAssertMode "
346 			"$ olcDbIDAssertAuthzFrom "
347 			"$ olcDbRebindAsUser "
348 			"$ olcDbChaseReferrals "
349 			"$ olcDbTFSupport "
350 			"$ olcDbProxyWhoAmI "
351 			"$ olcDbTimeout "
352 			"$ olcDbIdleTimeout "
353 			"$ olcDbSingleConn "
354 			"$ olcDbCancel "
355 			"$ olcDbQuarantine "
356 			"$ olcDbUseTemporaryConn "
357 			"$ olcDbConnectionPoolMax "
358 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
359 			"$ olcDbSessionTrackingRequest "
360 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
361 			"$ olcDbNorefs "
362 		") )",
363 		 	Cft_Database, ldapcfg},
364 	{ NULL, 0, NULL }
365 };
366 
367 static slap_verbmasks idassert_mode[] = {
368 	{ BER_BVC("self"),		LDAP_BACK_IDASSERT_SELF },
369 	{ BER_BVC("anonymous"),		LDAP_BACK_IDASSERT_ANONYMOUS },
370 	{ BER_BVC("none"),		LDAP_BACK_IDASSERT_NOASSERT },
371 	{ BER_BVC("legacy"),		LDAP_BACK_IDASSERT_LEGACY },
372 	{ BER_BVNULL,			0 }
373 };
374 
375 static slap_verbmasks tls_mode[] = {
376 	{ BER_BVC( "propagate" ),	LDAP_BACK_F_TLS_PROPAGATE_MASK },
377 	{ BER_BVC( "try-propagate" ),	LDAP_BACK_F_PROPAGATE_TLS },
378 	{ BER_BVC( "start" ),		LDAP_BACK_F_TLS_USE_MASK },
379 	{ BER_BVC( "try-start" ),	LDAP_BACK_F_USE_TLS },
380 	{ BER_BVC( "ldaps" ),		LDAP_BACK_F_TLS_LDAPS },
381 	{ BER_BVC( "none" ),		LDAP_BACK_F_NONE },
382 	{ BER_BVNULL,			0 }
383 };
384 
385 static slap_verbmasks t_f_mode[] = {
386 	{ BER_BVC( "yes" ),		LDAP_BACK_F_T_F },
387 	{ BER_BVC( "discover" ),	LDAP_BACK_F_T_F_DISCOVER },
388 	{ BER_BVC( "no" ),		LDAP_BACK_F_NONE },
389 	{ BER_BVNULL,			0 }
390 };
391 
392 static slap_verbmasks cancel_mode[] = {
393 	{ BER_BVC( "ignore" ),		LDAP_BACK_F_CANCEL_IGNORE },
394 	{ BER_BVC( "exop" ),		LDAP_BACK_F_CANCEL_EXOP },
395 	{ BER_BVC( "exop-discover" ),	LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
396 	{ BER_BVC( "abandon" ),		LDAP_BACK_F_CANCEL_ABANDON },
397 	{ BER_BVNULL,			0 }
398 };
399 
400 /* see enum in slap.h */
401 static slap_cf_aux_table timeout_table[] = {
402 	{ BER_BVC("bind="),	SLAP_OP_BIND * sizeof( time_t ),	'u', 0, NULL },
403 	/* unbind makes no sense */
404 	{ BER_BVC("add="),	SLAP_OP_ADD * sizeof( time_t ),		'u', 0, NULL },
405 	{ BER_BVC("delete="),	SLAP_OP_DELETE * sizeof( time_t ),	'u', 0, NULL },
406 	{ BER_BVC("modrdn="),	SLAP_OP_MODRDN * sizeof( time_t ),	'u', 0, NULL },
407 	{ BER_BVC("modify="),	SLAP_OP_MODIFY * sizeof( time_t ),	'u', 0, NULL },
408 	{ BER_BVC("compare="),	SLAP_OP_COMPARE * sizeof( time_t ),	'u', 0, NULL },
409 	{ BER_BVC("search="),	SLAP_OP_SEARCH * sizeof( time_t ),	'u', 0, NULL },
410 	/* abandon makes little sense */
411 #if 0	/* not implemented yet */
412 	{ BER_BVC("extended="),	SLAP_OP_EXTENDED * sizeof( time_t ),	'u', 0, NULL },
413 #endif
414 	{ BER_BVNULL, 0, 0, 0, NULL }
415 };
416 
417 int
418 slap_retry_info_parse(
419 	char			*in,
420 	slap_retry_info_t 	*ri,
421 	char			*buf,
422 	ber_len_t		buflen )
423 {
424 	char			**retrylist = NULL;
425 	int			rc = 0;
426 	int			i;
427 
428 	slap_str2clist( &retrylist, in, " ;" );
429 	if ( retrylist == NULL ) {
430 		return 1;
431 	}
432 
433 	for ( i = 0; retrylist[ i ] != NULL; i++ )
434 		/* count */ ;
435 
436 	ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
437 	ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
438 
439 	for ( i = 0; retrylist[ i ] != NULL; i++ ) {
440 		unsigned long	t;
441 		char		*sep = strchr( retrylist[ i ], ',' );
442 
443 		if ( sep == NULL ) {
444 			snprintf( buf, buflen,
445 				"missing comma in retry pattern #%d \"%s\"",
446 				i, retrylist[ i ] );
447 			rc = 1;
448 			goto done;
449 		}
450 
451 		*sep++ = '\0';
452 
453 		if ( lutil_parse_time( retrylist[ i ], &t ) ) {
454 			snprintf( buf, buflen,
455 				"unable to parse interval #%d \"%s\"",
456 				i, retrylist[ i ] );
457 			rc = 1;
458 			goto done;
459 		}
460 		ri->ri_interval[ i ] = (time_t)t;
461 
462 		if ( strcmp( sep, "+" ) == 0 ) {
463 			if ( retrylist[ i + 1 ] != NULL ) {
464 				snprintf( buf, buflen,
465 					"extra cruft after retry pattern "
466 					"#%d \"%s,+\" with \"forever\" mark",
467 					i, retrylist[ i ] );
468 				rc = 1;
469 				goto done;
470 			}
471 			ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
472 
473 		} else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
474 			snprintf( buf, buflen,
475 				"unable to parse retry num #%d \"%s\"",
476 				i, sep );
477 			rc = 1;
478 			goto done;
479 		}
480 	}
481 
482 	ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
483 
484 	ri->ri_idx = 0;
485 	ri->ri_count = 0;
486 	ri->ri_last = (time_t)(-1);
487 
488 done:;
489 	ldap_charray_free( retrylist );
490 
491 	if ( rc ) {
492 		slap_retry_info_destroy( ri );
493 	}
494 
495 	return rc;
496 }
497 
498 int
499 slap_retry_info_unparse(
500 	slap_retry_info_t	*ri,
501 	struct berval		*bvout )
502 {
503 	int		i;
504 	char		buf[ BUFSIZ * 2 ],
505 			*ptr = buf;
506 	struct berval	bv = BER_BVNULL;
507 
508 	assert( ri != NULL );
509 	assert( bvout != NULL );
510 
511 	BER_BVZERO( bvout );
512 
513 #define WHATSLEFT	( sizeof( buf ) - ( ptr - buf ) )
514 
515 	for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
516 		if ( i > 0 ) {
517 			if ( WHATSLEFT <= 1 ) {
518 				return 1;
519 			}
520 			*ptr++ = ';';
521 		}
522 
523 		if ( lutil_unparse_time( ptr, WHATSLEFT, (long)ri->ri_interval[i] ) ) {
524 			return 1;
525 		}
526 		ptr += strlen( ptr );
527 
528 		if ( WHATSLEFT <= 1 ) {
529 			return 1;
530 		}
531 		*ptr++ = ',';
532 
533 		if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
534 			if ( WHATSLEFT <= 1 ) {
535 				return 1;
536 			}
537 			*ptr++ = '+';
538 
539 		} else {
540 			ptr += snprintf( ptr, WHATSLEFT, "%d", ri->ri_num[i] );
541 			if ( WHATSLEFT <= 0 ) {
542 				return 1;
543 			}
544 		}
545 	}
546 
547 	bv.bv_val = buf;
548 	bv.bv_len = ptr - buf;
549 
550 	ber_dupbv( bvout, &bv );
551 
552 	return 0;
553 }
554 
555 void
556 slap_retry_info_destroy(
557 	slap_retry_info_t	*ri )
558 {
559 	assert( ri != NULL );
560 
561 	assert( ri->ri_interval != NULL );
562 	ch_free( ri->ri_interval );
563 	ri->ri_interval = NULL;
564 
565 	assert( ri->ri_num != NULL );
566 	ch_free( ri->ri_num );
567 	ri->ri_num = NULL;
568 }
569 
570 static int
571 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
572 {
573 	struct berval	bv;
574 	struct berval	in;
575 	int		rc;
576 
577  	if ( strcmp( c->argv[ 1 ], "*" ) == 0
578  		|| strcmp( c->argv[ 1 ], "dn:*" ) == 0
579  		|| strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
580  	{
581  		if ( si->si_authz != NULL ) {
582  			snprintf( c->cr_msg, sizeof( c->cr_msg ),
583  				"\"idassert-authzFrom <authz>\": "
584  				"\"%s\" conflicts with existing authz rules",
585  				c->argv[ 1 ] );
586  			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
587  			return 1;
588  		}
589 
590  		si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
591 
592  		return 0;
593 
594  	} else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
595   		snprintf( c->cr_msg, sizeof( c->cr_msg ),
596   			"\"idassert-authzFrom <authz>\": "
597  			"\"<authz>\" conflicts with \"*\"" );
598   		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
599   		return 1;
600   	}
601 
602  	ber_str2bv( c->argv[ 1 ], 0, 0, &in );
603  	rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
604  	if ( rc != LDAP_SUCCESS ) {
605  		snprintf( c->cr_msg, sizeof( c->cr_msg ),
606  			"\"idassert-authzFrom <authz>\": "
607  			"invalid syntax" );
608  		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
609  		return 1;
610  	}
611 
612 	ber_bvarray_add( &si->si_authz, &bv );
613 
614 	return 0;
615 }
616 
617 static int
618 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
619 {
620 	int		i;
621 
622 	for ( i = 1; i < c->argc; i++ ) {
623 		if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
624 			char	*argvi = c->argv[ i ] + STRLENOF( "mode=" );
625 			int	j;
626 
627 			j = verb_to_mask( argvi, idassert_mode );
628 			if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
629 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
630 					"\"idassert-bind <args>\": "
631 					"unknown mode \"%s\"",
632 					argvi );
633 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
634 				return 1;
635 			}
636 
637 			si->si_mode = idassert_mode[ j ].mask;
638 
639 		} else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
640 			char	*argvi = c->argv[ i ] + STRLENOF( "authz=" );
641 
642 			if ( strcasecmp( argvi, "native" ) == 0 ) {
643 				if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
644 					snprintf( c->cr_msg, sizeof( c->cr_msg ),
645 						"\"idassert-bind <args>\": "
646 						"authz=\"native\" incompatible "
647 						"with auth method" );
648 					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
649 					return 1;
650 				}
651 				si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
652 
653 			} else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
654 				si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
655 
656 			} else {
657 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
658 					"\"idassert-bind <args>\": "
659 					"unknown authz \"%s\"",
660 					argvi );
661 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
662 				return 1;
663 			}
664 
665 		} else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
666 			char	*argvi = c->argv[ i ] + STRLENOF( "flags=" );
667 			char	**flags = ldap_str2charray( argvi, "," );
668 			int	j, err = 0;
669 
670 			if ( flags == NULL ) {
671 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
672 					"\"idassert-bind <args>\": "
673 					"unable to parse flags \"%s\"",
674 					argvi );
675 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
676 				return 1;
677 			}
678 
679 			for ( j = 0; flags[ j ] != NULL; j++ ) {
680 
681 				if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
682 					si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
683 
684 				} else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
685 					si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
686 
687 				} else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
688 					si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
689 
690 				} else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
691 					if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
692 						Debug( LDAP_DEBUG_ANY,
693                                       		 		"%s: \"obsolete-proxy-authz\" flag "
694                                       		 		"in \"idassert-mode <args>\" "
695                                       		 		"incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
696                                       	 			c->log, 0, 0 );
697 						err = 1;
698 						break;
699 
700 					} else {
701 						si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
702 					}
703 
704 				} else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
705 					if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
706 						Debug( LDAP_DEBUG_ANY,
707                                       	 			"%s: \"obsolete-encoding-workaround\" flag "
708                                        			"in \"idassert-mode <args>\" "
709                                        			"incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
710                                        			c->log, 0, 0 );
711 						err = 1;
712 						break;
713 
714 					} else {
715 						si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
716 					}
717 
718 				} else {
719 					snprintf( c->cr_msg, sizeof( c->cr_msg ),
720 						"\"idassert-bind <args>\": "
721 						"unknown flag \"%s\"",
722 						flags[ j ] );
723 					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
724 					err = 1;
725 					break;
726 				}
727 			}
728 
729 			ldap_charray_free( flags );
730 			if ( err ) {
731 				return 1;
732 			}
733 
734 		} else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
735 			return 1;
736 		}
737 	}
738 	bindconf_tls_defaults( &si->si_bc );
739 
740 	return 0;
741 }
742 
743 /* NOTE: temporary, until back-meta is ported to back-config */
744 int
745 slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
746 {
747 	ConfigArgs	c = { 0 };
748 	char		*argv[ 3 ];
749 
750 	snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
751 	c.argc = 2;
752 	c.argv = argv;
753 	argv[ 0 ] = "idassert-authzFrom";
754 	argv[ 1 ] = (char *)arg;
755 	argv[ 2 ] = NULL;
756 
757 	return slap_idassert_authzfrom_parse( &c, si );
758 }
759 
760 int
761 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
762 {
763 	ConfigArgs	c = { 0 };
764 
765 	snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
766 	c.argc = argc;
767 	c.argv = argv;
768 
769 	return slap_idassert_parse( &c, si );
770 }
771 
772 static int
773 ldap_back_cf_gen( ConfigArgs *c )
774 {
775 	ldapinfo_t	*li = ( ldapinfo_t * )c->be->be_private;
776 	int		rc = 0;
777 	int		i;
778 
779 	if ( c->op == SLAP_CONFIG_EMIT ) {
780 		struct berval	bv = BER_BVNULL;
781 
782 		if ( li == NULL ) {
783 			return 1;
784 		}
785 
786 		switch( c->type ) {
787 		case LDAP_BACK_CFG_URI:
788 			if ( li->li_uri != NULL ) {
789 				struct berval	bv, bv2;
790 
791 				ber_str2bv( li->li_uri, 0, 0, &bv );
792 				bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
793 				bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
794 				snprintf( bv2.bv_val, bv2.bv_len + 1,
795 					"\"%s\"", bv.bv_val );
796 				ber_bvarray_add( &c->rvalue_vals, &bv2 );
797 
798 			} else {
799 				rc = 1;
800 			}
801 			break;
802 
803 		case LDAP_BACK_CFG_TLS: {
804 			struct berval bc = BER_BVNULL, bv2;
805 			enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
806 			assert( !BER_BVISNULL( &bv ) );
807 			bindconf_tls_unparse( &li->li_tls, &bc );
808 
809 			if ( !BER_BVISEMPTY( &bc )) {
810 				bv2.bv_len = bv.bv_len + bc.bv_len + 1;
811 				bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
812 				strcpy( bv2.bv_val, bv.bv_val );
813 				bv2.bv_val[bv.bv_len] = ' ';
814 				strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
815 				ber_bvarray_add( &c->rvalue_vals, &bv2 );
816 
817 			} else {
818 				value_add_one( &c->rvalue_vals, &bv );
819 			}
820 			ber_memfree( bc.bv_val );
821 			}
822 			break;
823 
824 		case LDAP_BACK_CFG_ACL_AUTHCDN:
825 		case LDAP_BACK_CFG_ACL_PASSWD:
826 		case LDAP_BACK_CFG_ACL_METHOD:
827 			/* handled by LDAP_BACK_CFG_ACL_BIND */
828 			rc = 1;
829 			break;
830 
831 		case LDAP_BACK_CFG_ACL_BIND: {
832 			int	i;
833 
834 			if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
835 				return 1;
836 			}
837 
838 			bindconf_unparse( &li->li_acl, &bv );
839 
840 			for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
841 				/* count spaces */ ;
842 
843 			if ( i ) {
844 				bv.bv_len -= i;
845 				AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
846 					bv.bv_len + 1 );
847 			}
848 
849 			ber_bvarray_add( &c->rvalue_vals, &bv );
850 			break;
851 		}
852 
853 		case LDAP_BACK_CFG_IDASSERT_MODE:
854 		case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
855 		case LDAP_BACK_CFG_IDASSERT_PASSWD:
856 		case LDAP_BACK_CFG_IDASSERT_METHOD:
857 			/* handled by LDAP_BACK_CFG_IDASSERT_BIND */
858 			rc = 1;
859 			break;
860 
861 		case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: {
862 			int		i;
863 
864 			if ( li->li_idassert_authz == NULL ) {
865 				if ( ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
866 					BER_BVSTR( &bv, "*" );
867 					value_add_one( &c->rvalue_vals, &bv );
868 
869 				} else {
870 					rc = 1;
871 				}
872 				break;
873 			}
874 
875 			for ( i = 0; !BER_BVISNULL( &li->li_idassert_authz[ i ] ); i++ )
876 			{
877 				value_add_one( &c->rvalue_vals, &li->li_idassert_authz[ i ] );
878 			}
879 			break;
880 		}
881 
882 		case LDAP_BACK_CFG_IDASSERT_BIND: {
883 			int		i;
884 			struct berval	bc = BER_BVNULL;
885 			char		*ptr;
886 
887 			if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
888 				return 1;
889 			}
890 
891 			if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
892 				ber_len_t	len;
893 
894 				switch ( li->li_idassert_mode ) {
895 				case LDAP_BACK_IDASSERT_OTHERID:
896 				case LDAP_BACK_IDASSERT_OTHERDN:
897 					break;
898 
899 				default: {
900 					struct berval	mode = BER_BVNULL;
901 
902 					enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
903 					if ( BER_BVISNULL( &mode ) ) {
904 						/* there's something wrong... */
905 						assert( 0 );
906 						rc = 1;
907 
908 					} else {
909 						bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
910 						bv.bv_val = ch_malloc( bv.bv_len + 1 );
911 
912 						ptr = lutil_strcopy( bv.bv_val, "mode=" );
913 						ptr = lutil_strcopy( ptr, mode.bv_val );
914 					}
915 					break;
916 				}
917 				}
918 
919 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
920 					len = bv.bv_len + STRLENOF( "authz=native" );
921 
922 					if ( !BER_BVISEMPTY( &bv ) ) {
923 						len += STRLENOF( " " );
924 					}
925 
926 					bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
927 
928 					ptr = &bv.bv_val[ bv.bv_len ];
929 
930 					if ( !BER_BVISEMPTY( &bv ) ) {
931 						ptr = lutil_strcopy( ptr, " " );
932 					}
933 
934 					(void)lutil_strcopy( ptr, "authz=native" );
935 				}
936 
937 				len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
938 				/* flags */
939 				if ( !BER_BVISEMPTY( &bv ) ) {
940 					len += STRLENOF( " " );
941 				}
942 
943 				bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
944 
945 				ptr = &bv.bv_val[ bv.bv_len ];
946 
947 				if ( !BER_BVISEMPTY( &bv ) ) {
948 					ptr = lutil_strcopy( ptr, " " );
949 				}
950 
951 				ptr = lutil_strcopy( ptr, "flags=" );
952 
953 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
954 					ptr = lutil_strcopy( ptr, "prescriptive" );
955 				} else {
956 					ptr = lutil_strcopy( ptr, "non-prescriptive" );
957 				}
958 
959 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
960 					ptr = lutil_strcopy( ptr, ",override" );
961 				}
962 
963 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
964 					ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
965 
966 				} else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
967 					ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
968 				}
969 
970 				bv.bv_len = ( ptr - bv.bv_val );
971 				/* end-of-flags */
972 			}
973 
974 			bindconf_unparse( &li->li_idassert.si_bc, &bc );
975 
976 			if ( !BER_BVISNULL( &bv ) ) {
977 				ber_len_t	len = bv.bv_len + bc.bv_len;
978 
979 				bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
980 
981 				assert( bc.bv_val[ 0 ] == ' ' );
982 
983 				ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
984 				free( bc.bv_val );
985 				bv.bv_len = ptr - bv.bv_val;
986 
987 			} else {
988 				for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
989 					/* count spaces */ ;
990 
991 				if ( i ) {
992 					bc.bv_len -= i;
993 					AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
994 				}
995 
996 				bv = bc;
997 			}
998 
999 			ber_bvarray_add( &c->rvalue_vals, &bv );
1000 
1001 			break;
1002 		}
1003 
1004 		case LDAP_BACK_CFG_REBIND:
1005 			c->value_int = LDAP_BACK_SAVECRED( li );
1006 			break;
1007 
1008 		case LDAP_BACK_CFG_CHASE:
1009 			c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
1010 			break;
1011 
1012 		case LDAP_BACK_CFG_T_F:
1013 			enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
1014 			if ( BER_BVISNULL( &bv ) ) {
1015 				/* there's something wrong... */
1016 				assert( 0 );
1017 				rc = 1;
1018 
1019 			} else {
1020 				value_add_one( &c->rvalue_vals, &bv );
1021 			}
1022 			break;
1023 
1024 		case LDAP_BACK_CFG_WHOAMI:
1025 			c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1026 			break;
1027 
1028 		case LDAP_BACK_CFG_TIMEOUT:
1029 			BER_BVZERO( &bv );
1030 
1031 			for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1032 				if ( li->li_timeout[ i ] != 0 ) {
1033 					break;
1034 				}
1035 			}
1036 
1037 			if ( i == SLAP_OP_LAST ) {
1038 				return 1;
1039 			}
1040 
1041 			slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1042 
1043 			if ( BER_BVISNULL( &bv ) ) {
1044 				return 1;
1045 			}
1046 
1047 			for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1048 				/* count spaces */ ;
1049 
1050 			if ( i ) {
1051 				bv.bv_len -= i;
1052 				AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1053 					bv.bv_len + 1 );
1054 			}
1055 
1056 			ber_bvarray_add( &c->rvalue_vals, &bv );
1057 			break;
1058 
1059 		case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1060 			char	buf[ SLAP_TEXT_BUFLEN ];
1061 
1062 			if ( li->li_idle_timeout == 0 ) {
1063 				return 1;
1064 			}
1065 
1066 			lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1067 			ber_str2bv( buf, 0, 0, &bv );
1068 			value_add_one( &c->rvalue_vals, &bv );
1069 			} break;
1070 
1071 		case LDAP_BACK_CFG_CONN_TTL: {
1072 			char	buf[ SLAP_TEXT_BUFLEN ];
1073 
1074 			if ( li->li_conn_ttl == 0 ) {
1075 				return 1;
1076 			}
1077 
1078 			lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1079 			ber_str2bv( buf, 0, 0, &bv );
1080 			value_add_one( &c->rvalue_vals, &bv );
1081 			} break;
1082 
1083 		case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1084 			char	buf[ SLAP_TEXT_BUFLEN ];
1085 
1086 			if ( li->li_network_timeout == 0 ) {
1087 				return 1;
1088 			}
1089 
1090 			snprintf( buf, sizeof( buf ), "%ld",
1091 				(long)li->li_network_timeout );
1092 			ber_str2bv( buf, 0, 0, &bv );
1093 			value_add_one( &c->rvalue_vals, &bv );
1094 			} break;
1095 
1096 		case LDAP_BACK_CFG_VERSION:
1097 			if ( li->li_version == 0 ) {
1098 				return 1;
1099 			}
1100 
1101 			c->value_int = li->li_version;
1102 			break;
1103 
1104 		case LDAP_BACK_CFG_SINGLECONN:
1105 			c->value_int = LDAP_BACK_SINGLECONN( li );
1106 			break;
1107 
1108 		case LDAP_BACK_CFG_USETEMP:
1109 			c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1110 			break;
1111 
1112 		case LDAP_BACK_CFG_CONNPOOLMAX:
1113 			c->value_int = li->li_conn_priv_max;
1114 			break;
1115 
1116 		case LDAP_BACK_CFG_CANCEL: {
1117 			slap_mask_t	mask = LDAP_BACK_F_CANCEL_MASK2;
1118 
1119 			if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1120 				mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1121 			}
1122 			enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1123 			if ( BER_BVISNULL( &bv ) ) {
1124 				/* there's something wrong... */
1125 				assert( 0 );
1126 				rc = 1;
1127 
1128 			} else {
1129 				value_add_one( &c->rvalue_vals, &bv );
1130 			}
1131 			} break;
1132 
1133 		case LDAP_BACK_CFG_QUARANTINE:
1134 			if ( !LDAP_BACK_QUARANTINE( li ) ) {
1135 				rc = 1;
1136 				break;
1137 			}
1138 
1139 			rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1140 			if ( rc == 0 ) {
1141 				ber_bvarray_add( &c->rvalue_vals, &bv );
1142 			}
1143 			break;
1144 
1145 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1146 		case LDAP_BACK_CFG_ST_REQUEST:
1147 			c->value_int = LDAP_BACK_ST_REQUEST( li );
1148 			break;
1149 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1150 
1151 		case LDAP_BACK_CFG_NOREFS:
1152 			c->value_int = LDAP_BACK_NOREFS( li );
1153 			break;
1154 
1155 		default:
1156 			/* FIXME: we need to handle all... */
1157 			assert( 0 );
1158 			break;
1159 		}
1160 		return rc;
1161 
1162 	} else if ( c->op == LDAP_MOD_DELETE ) {
1163 		switch( c->type ) {
1164 		case LDAP_BACK_CFG_URI:
1165 			if ( li->li_uri != NULL ) {
1166 				ch_free( li->li_uri );
1167 				li->li_uri = NULL;
1168 
1169 				assert( li->li_bvuri != NULL );
1170 				ber_bvarray_free( li->li_bvuri );
1171 				li->li_bvuri = NULL;
1172 			}
1173 
1174 			/* better cleanup the cached connections... */
1175 			/* NOTE: don't worry about locking: if we got here,
1176 			 * other threads are suspended. */
1177 			if ( li->li_conninfo.lai_tree != NULL ) {
1178 				avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1179 				li->li_conninfo.lai_tree = NULL;
1180 			}
1181 
1182 			break;
1183 
1184 		case LDAP_BACK_CFG_TLS:
1185 			rc = 1;
1186 			break;
1187 
1188 		case LDAP_BACK_CFG_ACL_AUTHCDN:
1189 		case LDAP_BACK_CFG_ACL_PASSWD:
1190 		case LDAP_BACK_CFG_ACL_METHOD:
1191 			/* handled by LDAP_BACK_CFG_ACL_BIND */
1192 			rc = 1;
1193 			break;
1194 
1195 		case LDAP_BACK_CFG_ACL_BIND:
1196 			bindconf_free( &li->li_acl );
1197 			break;
1198 
1199 		case LDAP_BACK_CFG_IDASSERT_MODE:
1200 		case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1201 		case LDAP_BACK_CFG_IDASSERT_PASSWD:
1202 		case LDAP_BACK_CFG_IDASSERT_METHOD:
1203 			/* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1204 			rc = 1;
1205 			break;
1206 
1207 		case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1208 			if ( li->li_idassert_authz != NULL ) {
1209 				ber_bvarray_free( li->li_idassert_authz );
1210 				li->li_idassert_authz = NULL;
1211 			}
1212 			break;
1213 
1214 		case LDAP_BACK_CFG_IDASSERT_BIND:
1215 			bindconf_free( &li->li_idassert.si_bc );
1216 			break;
1217 
1218 		case LDAP_BACK_CFG_REBIND:
1219 		case LDAP_BACK_CFG_CHASE:
1220 		case LDAP_BACK_CFG_T_F:
1221 		case LDAP_BACK_CFG_WHOAMI:
1222 		case LDAP_BACK_CFG_CANCEL:
1223 			rc = 1;
1224 			break;
1225 
1226 		case LDAP_BACK_CFG_TIMEOUT:
1227 			for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1228 				li->li_timeout[ i ] = 0;
1229 			}
1230 			break;
1231 
1232 		case LDAP_BACK_CFG_IDLE_TIMEOUT:
1233 			li->li_idle_timeout = 0;
1234 			break;
1235 
1236 		case LDAP_BACK_CFG_CONN_TTL:
1237 			li->li_conn_ttl = 0;
1238 			break;
1239 
1240 		case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1241 			li->li_network_timeout = 0;
1242 			break;
1243 
1244 		case LDAP_BACK_CFG_VERSION:
1245 			li->li_version = 0;
1246 			break;
1247 
1248 		case LDAP_BACK_CFG_SINGLECONN:
1249 			li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1250 			break;
1251 
1252 		case LDAP_BACK_CFG_USETEMP:
1253 			li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1254 			break;
1255 
1256 		case LDAP_BACK_CFG_CONNPOOLMAX:
1257 			li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1258 			break;
1259 
1260 		case LDAP_BACK_CFG_QUARANTINE:
1261 			if ( !LDAP_BACK_QUARANTINE( li ) ) {
1262 				break;
1263 			}
1264 
1265 			slap_retry_info_destroy( &li->li_quarantine );
1266 			ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1267 			li->li_isquarantined = 0;
1268 			li->li_flags &= ~LDAP_BACK_F_QUARANTINE;
1269 			break;
1270 
1271 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1272 		case LDAP_BACK_CFG_ST_REQUEST:
1273 			li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
1274 			break;
1275 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1276 
1277 		case LDAP_BACK_CFG_NOREFS:
1278 			li->li_flags &= ~LDAP_BACK_F_NOREFS;
1279 			break;
1280 
1281 		default:
1282 			/* FIXME: we need to handle all... */
1283 			assert( 0 );
1284 			break;
1285 		}
1286 		return rc;
1287 
1288 	}
1289 
1290 	switch( c->type ) {
1291 	case LDAP_BACK_CFG_URI: {
1292 		LDAPURLDesc	*tmpludp, *lud;
1293 		char		**urllist = NULL;
1294 		int		urlrc = LDAP_URL_SUCCESS, i;
1295 
1296 		if ( li->li_uri != NULL ) {
1297 			ch_free( li->li_uri );
1298 			li->li_uri = NULL;
1299 
1300 			assert( li->li_bvuri != NULL );
1301 			ber_bvarray_free( li->li_bvuri );
1302 			li->li_bvuri = NULL;
1303 		}
1304 
1305 		/* PARANOID: DN and more are not required nor allowed */
1306 		urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1307 		if ( urlrc != LDAP_URL_SUCCESS ) {
1308 			char	*why;
1309 
1310 			switch ( urlrc ) {
1311 			case LDAP_URL_ERR_MEM:
1312 				why = "no memory";
1313 				break;
1314 			case LDAP_URL_ERR_PARAM:
1315 		  		why = "parameter is bad";
1316 				break;
1317 			case LDAP_URL_ERR_BADSCHEME:
1318 				why = "URL doesn't begin with \"[c]ldap[si]://\"";
1319 				break;
1320 			case LDAP_URL_ERR_BADENCLOSURE:
1321 				why = "URL is missing trailing \">\"";
1322 				break;
1323 			case LDAP_URL_ERR_BADURL:
1324 				why = "URL is bad";
1325 				break;
1326 			case LDAP_URL_ERR_BADHOST:
1327 				why = "host/port is bad";
1328 				break;
1329 			case LDAP_URL_ERR_BADATTRS:
1330 				why = "bad (or missing) attributes";
1331 				break;
1332 			case LDAP_URL_ERR_BADSCOPE:
1333 				why = "scope string is invalid (or missing)";
1334 				break;
1335 			case LDAP_URL_ERR_BADFILTER:
1336 				why = "bad or missing filter";
1337 				break;
1338 			case LDAP_URL_ERR_BADEXTS:
1339 				why = "bad or missing extensions";
1340 				break;
1341 			default:
1342 				why = "unknown reason";
1343 				break;
1344 			}
1345 			snprintf( c->cr_msg, sizeof( c->cr_msg),
1346 					"unable to parse uri \"%s\" "
1347 					"in \"uri <uri>\" line: %s",
1348 					c->value_string, why );
1349 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1350 			urlrc = 1;
1351 			goto done_url;
1352 		}
1353 
1354 		for ( i = 0, tmpludp = lud;
1355 				tmpludp;
1356 				i++, tmpludp = tmpludp->lud_next )
1357 		{
1358 			if ( ( tmpludp->lud_dn != NULL
1359 						&& tmpludp->lud_dn[0] != '\0' )
1360 					|| tmpludp->lud_attrs != NULL
1361 					/* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1362 					|| tmpludp->lud_filter != NULL
1363 					|| tmpludp->lud_exts != NULL )
1364 			{
1365 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
1366 						"warning, only protocol, "
1367 						"host and port allowed "
1368 						"in \"uri <uri>\" statement "
1369 						"for uri #%d of \"%s\"",
1370 						i, c->argv[ 1 ] );
1371 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1372 			}
1373 		}
1374 
1375 		for ( i = 0, tmpludp = lud;
1376 				tmpludp;
1377 				i++, tmpludp = tmpludp->lud_next )
1378 			/* just count */
1379 			;
1380 		urllist = ch_calloc( sizeof( char * ), i + 1 );
1381 
1382 		for ( i = 0, tmpludp = lud;
1383 				tmpludp;
1384 				i++, tmpludp = tmpludp->lud_next )
1385 		{
1386 			LDAPURLDesc	tmplud;
1387 
1388 			tmplud = *tmpludp;
1389 			tmplud.lud_dn = "";
1390 			tmplud.lud_attrs = NULL;
1391 			tmplud.lud_filter = NULL;
1392 			if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1393 				tmplud.lud_exts = NULL;
1394 				tmplud.lud_crit_exts = 0;
1395 			}
1396 
1397 			urllist[ i ]  = ldap_url_desc2str( &tmplud );
1398 
1399 			if ( urllist[ i ] == NULL ) {
1400 				snprintf( c->cr_msg, sizeof( c->cr_msg),
1401 					"unable to rebuild uri "
1402 					"in \"uri <uri>\" statement "
1403 					"for \"%s\"",
1404 					c->argv[ 1 ] );
1405 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1406 				urlrc = 1;
1407 				goto done_url;
1408 			}
1409 		}
1410 
1411 		li->li_uri = ldap_charray2str( urllist, " " );
1412 		for ( i = 0; urllist[ i ] != NULL; i++ ) {
1413 			struct berval	bv;
1414 
1415 			ber_str2bv( urllist[ i ], 0, 0, &bv );
1416 			ber_bvarray_add( &li->li_bvuri, &bv );
1417 			urllist[ i ] = NULL;
1418 		}
1419 		ldap_memfree( urllist );
1420 		urllist = NULL;
1421 
1422 done_url:;
1423 		if ( urllist ) {
1424 			ldap_charray_free( urllist );
1425 		}
1426 		if ( lud ) {
1427 			ldap_free_urllist( lud );
1428 		}
1429 		if ( urlrc != LDAP_URL_SUCCESS ) {
1430 			return 1;
1431 		}
1432 		break;
1433 	}
1434 
1435 	case LDAP_BACK_CFG_TLS:
1436 		i = verb_to_mask( c->argv[1], tls_mode );
1437 		if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1438 			return 1;
1439 		}
1440 		li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1441 		li->li_flags |= tls_mode[i].mask;
1442 		if ( c->argc > 2 ) {
1443 			for ( i=2; i<c->argc; i++ ) {
1444 				if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1445 					return 1;
1446 			}
1447 			bindconf_tls_defaults( &li->li_tls );
1448 		}
1449 		break;
1450 
1451 	case LDAP_BACK_CFG_ACL_AUTHCDN:
1452 		switch ( li->li_acl_authmethod ) {
1453 		case LDAP_AUTH_NONE:
1454 			li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1455 			break;
1456 
1457 		case LDAP_AUTH_SIMPLE:
1458 			break;
1459 
1460 		default:
1461 			snprintf( c->cr_msg, sizeof( c->cr_msg),
1462 				"\"acl-authcDN <DN>\" incompatible "
1463 				"with auth method %d",
1464 				li->li_acl_authmethod );
1465 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1466 			return 1;
1467 		}
1468 		if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1469 			free( li->li_acl_authcDN.bv_val );
1470 		}
1471 		ber_memfree_x( c->value_dn.bv_val, NULL );
1472 		li->li_acl_authcDN = c->value_ndn;
1473 		BER_BVZERO( &c->value_dn );
1474 		BER_BVZERO( &c->value_ndn );
1475 		break;
1476 
1477 	case LDAP_BACK_CFG_ACL_PASSWD:
1478 		switch ( li->li_acl_authmethod ) {
1479 		case LDAP_AUTH_NONE:
1480 			li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1481 			break;
1482 
1483 		case LDAP_AUTH_SIMPLE:
1484 			break;
1485 
1486 		default:
1487 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1488 				"\"acl-passwd <cred>\" incompatible "
1489 				"with auth method %d",
1490 				li->li_acl_authmethod );
1491 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1492 			return 1;
1493 		}
1494 		if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1495 			free( li->li_acl_passwd.bv_val );
1496 		}
1497 		ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1498 		break;
1499 
1500 	case LDAP_BACK_CFG_ACL_METHOD:
1501 	case LDAP_BACK_CFG_ACL_BIND:
1502 		for ( i = 1; i < c->argc; i++ ) {
1503 			if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1504 				return 1;
1505 			}
1506 		}
1507 		bindconf_tls_defaults( &li->li_acl );
1508 		break;
1509 
1510 	case LDAP_BACK_CFG_IDASSERT_MODE:
1511 		i = verb_to_mask( c->argv[1], idassert_mode );
1512 		if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1513 			if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1514 				li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1515 				ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1516 				li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1517 
1518 			} else {
1519 				struct berval	id, ndn;
1520 
1521 				ber_str2bv( c->argv[1], 0, 0, &id );
1522 
1523 				if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1524 					id.bv_val += STRLENOF( "dn:" );
1525 					id.bv_len -= STRLENOF( "dn:" );
1526 				}
1527 
1528 				rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1529                                 if ( rc != LDAP_SUCCESS ) {
1530                                         Debug( LDAP_DEBUG_ANY,
1531                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1532                                                 c->fname, c->lineno, c->argv[1] );
1533                                         return 1;
1534                                 }
1535 
1536                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1537                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1538                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1539                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1540                                 ch_free( ndn.bv_val );
1541 
1542                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1543 			}
1544 
1545 		} else {
1546 			li->li_idassert_mode = idassert_mode[i].mask;
1547 		}
1548 
1549 		if ( c->argc > 2 ) {
1550 			int	i;
1551 
1552 			for ( i = 2; i < c->argc; i++ ) {
1553 				if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1554 					li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1555 
1556 				} else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1557 					li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1558 
1559 				} else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1560 					li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1561 
1562 				} else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1563 					if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1564 						Debug( LDAP_DEBUG_ANY,
1565                                        	 		"%s: line %d: \"obsolete-proxy-authz\" flag "
1566                                         		"in \"idassert-mode <args>\" "
1567                                         		"incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1568                                         		c->fname, c->lineno, 0 );
1569                                 		return 1;
1570 					}
1571 					li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1572 
1573 				} else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1574 					if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1575 						Debug( LDAP_DEBUG_ANY,
1576                                        	 		"%s: line %d: \"obsolete-encoding-workaround\" flag "
1577                                         		"in \"idassert-mode <args>\" "
1578                                         		"incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1579                                         		c->fname, c->lineno, 0 );
1580                                 		return 1;
1581 					}
1582 					li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1583 
1584 				} else {
1585 					Debug( LDAP_DEBUG_ANY,
1586                                         	"%s: line %d: unknown flag #%d "
1587                                         	"in \"idassert-mode <args> "
1588                                         	"[<flags>]\" line.\n",
1589                                         	c->fname, c->lineno, i - 2 );
1590                                 	return 1;
1591 				}
1592                         }
1593                 }
1594 		break;
1595 
1596 	case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1597 		switch ( li->li_idassert_authmethod ) {
1598 		case LDAP_AUTH_NONE:
1599 			li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1600 			break;
1601 
1602 		case LDAP_AUTH_SIMPLE:
1603 			break;
1604 
1605 		default:
1606 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1607 				"\"idassert-authcDN <DN>\" incompatible "
1608 				"with auth method %d",
1609 				li->li_idassert_authmethod );
1610 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1611 			return 1;
1612 		}
1613 		if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1614 			free( li->li_idassert_authcDN.bv_val );
1615 		}
1616 		ber_memfree_x( c->value_dn.bv_val, NULL );
1617 		li->li_idassert_authcDN = c->value_ndn;
1618 		BER_BVZERO( &c->value_dn );
1619 		BER_BVZERO( &c->value_ndn );
1620 		break;
1621 
1622 	case LDAP_BACK_CFG_IDASSERT_PASSWD:
1623 		switch ( li->li_idassert_authmethod ) {
1624 		case LDAP_AUTH_NONE:
1625 			li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1626 			break;
1627 
1628 		case LDAP_AUTH_SIMPLE:
1629 			break;
1630 
1631 		default:
1632 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1633 				"\"idassert-passwd <cred>\" incompatible "
1634 				"with auth method %d",
1635 				li->li_idassert_authmethod );
1636 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1637 			return 1;
1638 		}
1639 		if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1640 			free( li->li_idassert_passwd.bv_val );
1641 		}
1642 		ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1643 		break;
1644 
1645 	case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1646 		rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1647 		break;
1648 
1649 	case LDAP_BACK_CFG_IDASSERT_METHOD:
1650 		/* no longer supported */
1651 		snprintf( c->cr_msg, sizeof( c->cr_msg ),
1652 			"\"idassert-method <args>\": "
1653 			"no longer supported; use \"idassert-bind\"" );
1654 		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1655 		return 1;
1656 
1657 	case LDAP_BACK_CFG_IDASSERT_BIND:
1658 		rc = slap_idassert_parse( c, &li->li_idassert );
1659 		break;
1660 
1661 	case LDAP_BACK_CFG_REBIND:
1662 		if ( c->argc == 1 || c->value_int ) {
1663 			li->li_flags |= LDAP_BACK_F_SAVECRED;
1664 
1665 		} else {
1666 			li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1667 		}
1668 		break;
1669 
1670 	case LDAP_BACK_CFG_CHASE:
1671 		if ( c->argc == 1 || c->value_int ) {
1672 			li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1673 
1674 		} else {
1675 			li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1676 		}
1677 		break;
1678 
1679 	case LDAP_BACK_CFG_T_F: {
1680 		slap_mask_t		mask;
1681 
1682 		i = verb_to_mask( c->argv[1], t_f_mode );
1683 		if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1684 			return 1;
1685 		}
1686 
1687 		mask = t_f_mode[i].mask;
1688 
1689 		if ( LDAP_BACK_ISOPEN( li )
1690 			&& mask == LDAP_BACK_F_T_F_DISCOVER
1691 			&& !LDAP_BACK_T_F( li ) )
1692 		{
1693 			slap_bindconf	sb = { BER_BVNULL };
1694 			int		rc;
1695 
1696 			if ( li->li_uri == NULL ) {
1697 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
1698 					"need URI to discover absolute filters support "
1699 					"in \"t-f-support discover\"" );
1700 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1701 				return 1;
1702 			}
1703 
1704 			ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1705 			sb.sb_version = li->li_version;
1706 			sb.sb_method = LDAP_AUTH_SIMPLE;
1707 			BER_BVSTR( &sb.sb_binddn, "" );
1708 
1709 			rc = slap_discover_feature( &sb,
1710 					slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
1711 					LDAP_FEATURE_ABSOLUTE_FILTERS );
1712 			if ( rc == LDAP_COMPARE_TRUE ) {
1713 				mask |= LDAP_BACK_F_T_F;
1714 			}
1715 		}
1716 
1717 		li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
1718 		li->li_flags |= mask;
1719 		} break;
1720 
1721 	case LDAP_BACK_CFG_WHOAMI:
1722 		if ( c->argc == 1 || c->value_int ) {
1723 			li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
1724 			load_extop( (struct berval *)&slap_EXOP_WHOAMI,
1725 					0, ldap_back_exop_whoami );
1726 
1727 		} else {
1728 			li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
1729 		}
1730 		break;
1731 
1732 	case LDAP_BACK_CFG_TIMEOUT:
1733 		for ( i = 1; i < c->argc; i++ ) {
1734 			if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
1735 				int		j;
1736 				unsigned	u;
1737 
1738 				if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
1739 					snprintf( c->cr_msg, sizeof( c->cr_msg),
1740 						"unable to parse timeout \"%s\"",
1741 						c->argv[ i ] );
1742 					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1743 					return 1;
1744 				}
1745 
1746 				for ( j = 0; j < SLAP_OP_LAST; j++ ) {
1747 					li->li_timeout[ j ] = u;
1748 				}
1749 
1750 				continue;
1751 			}
1752 
1753 			if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
1754 				snprintf( c->cr_msg, sizeof( c->cr_msg),
1755 					"unable to parse timeout \"%s\"",
1756 					c->argv[ i ] );
1757 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1758 				return 1;
1759 			}
1760 		}
1761 		break;
1762 
1763 	case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1764 		unsigned long	t;
1765 
1766 		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1767 			snprintf( c->cr_msg, sizeof( c->cr_msg),
1768 				"unable to parse idle timeout \"%s\"",
1769 				c->argv[ 1 ] );
1770 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1771 			return 1;
1772 		}
1773 		li->li_idle_timeout = (time_t)t;
1774 		} break;
1775 
1776 	case LDAP_BACK_CFG_CONN_TTL: {
1777 		unsigned long	t;
1778 
1779 		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1780 			snprintf( c->cr_msg, sizeof( c->cr_msg),
1781 				"unable to parse conn ttl\"%s\"",
1782 				c->argv[ 1 ] );
1783 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1784 			return 1;
1785 		}
1786 		li->li_conn_ttl = (time_t)t;
1787 		} break;
1788 
1789 	case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1790 		unsigned long	t;
1791 
1792 		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1793 			snprintf( c->cr_msg, sizeof( c->cr_msg),
1794 				"unable to parse network timeout \"%s\"",
1795 				c->argv[ 1 ] );
1796 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1797 			return 1;
1798 		}
1799 		li->li_network_timeout = (time_t)t;
1800 		} break;
1801 
1802 	case LDAP_BACK_CFG_VERSION:
1803 		if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
1804 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1805 				"unsupported version \"%s\" "
1806 				"in \"protocol-version <version>\"",
1807 				c->argv[ 1 ] );
1808 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1809 			return 1;
1810 		}
1811 
1812 		li->li_version = c->value_int;
1813 		break;
1814 
1815 	case LDAP_BACK_CFG_SINGLECONN:
1816 		if ( c->value_int ) {
1817 			li->li_flags |= LDAP_BACK_F_SINGLECONN;
1818 
1819 		} else {
1820 			li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1821 		}
1822 		break;
1823 
1824 	case LDAP_BACK_CFG_USETEMP:
1825 		if ( c->value_int ) {
1826 			li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
1827 
1828 		} else {
1829 			li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1830 		}
1831 		break;
1832 
1833 	case LDAP_BACK_CFG_CONNPOOLMAX:
1834 		if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
1835 			|| c->value_int > LDAP_BACK_CONN_PRIV_MAX )
1836 		{
1837 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1838 				"invalid max size " "of privileged "
1839 				"connections pool \"%s\" "
1840 				"in \"conn-pool-max <n> "
1841 				"(must be between %d and %d)\"",
1842 				c->argv[ 1 ],
1843 				LDAP_BACK_CONN_PRIV_MIN,
1844 				LDAP_BACK_CONN_PRIV_MAX );
1845 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1846 			return 1;
1847 		}
1848 		li->li_conn_priv_max = c->value_int;
1849 		break;
1850 
1851 	case LDAP_BACK_CFG_CANCEL: {
1852 		slap_mask_t		mask;
1853 
1854 		i = verb_to_mask( c->argv[1], cancel_mode );
1855 		if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
1856 			return 1;
1857 		}
1858 
1859 		mask = cancel_mode[i].mask;
1860 
1861 		if ( LDAP_BACK_ISOPEN( li )
1862 			&& mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
1863 			&& !LDAP_BACK_CANCEL( li ) )
1864 		{
1865 			slap_bindconf	sb = { BER_BVNULL };
1866 			int		rc;
1867 
1868 			if ( li->li_uri == NULL ) {
1869 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
1870 					"need URI to discover \"cancel\" support "
1871 					"in \"cancel exop-discover\"" );
1872 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1873 				return 1;
1874 			}
1875 
1876 			ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1877 			sb.sb_version = li->li_version;
1878 			sb.sb_method = LDAP_AUTH_SIMPLE;
1879 			BER_BVSTR( &sb.sb_binddn, "" );
1880 
1881 			rc = slap_discover_feature( &sb,
1882 					slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
1883 					LDAP_EXOP_CANCEL );
1884 			if ( rc == LDAP_COMPARE_TRUE ) {
1885 				mask |= LDAP_BACK_F_CANCEL_EXOP;
1886 			}
1887 		}
1888 
1889 		li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
1890 		li->li_flags |= mask;
1891 		} break;
1892 
1893 	case LDAP_BACK_CFG_QUARANTINE:
1894 		if ( LDAP_BACK_QUARANTINE( li ) ) {
1895 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1896 				"quarantine already defined" );
1897 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1898 			return 1;
1899 		}
1900 		rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
1901 			c->cr_msg, sizeof( c->cr_msg ) );
1902 		if ( rc ) {
1903 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1904 
1905 		} else {
1906 			ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
1907 			/* give it a chance to retry if the pattern gets reset
1908 			 * via back-config */
1909 			li->li_isquarantined = 0;
1910 			li->li_flags |= LDAP_BACK_F_QUARANTINE;
1911 		}
1912 		break;
1913 
1914 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1915 	case LDAP_BACK_CFG_ST_REQUEST:
1916 		if ( c->value_int ) {
1917 			li->li_flags |= LDAP_BACK_F_ST_REQUEST;
1918 
1919 		} else {
1920 			li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
1921 		}
1922 		break;
1923 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1924 
1925 	case LDAP_BACK_CFG_NOREFS:
1926 		if ( c->value_int ) {
1927 			li->li_flags |= LDAP_BACK_F_NOREFS;
1928 
1929 		} else {
1930 			li->li_flags &= ~LDAP_BACK_F_NOREFS;
1931 		}
1932 		break;
1933 
1934 	case LDAP_BACK_CFG_REWRITE:
1935 		snprintf( c->cr_msg, sizeof( c->cr_msg ),
1936 			"rewrite/remap capabilities have been moved "
1937 			"to the \"rwm\" overlay; see slapo-rwm(5) "
1938 			"for details (hint: add \"overlay rwm\" "
1939 			"and prefix all directives with \"rwm-\")" );
1940 		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1941 		return 1;
1942 
1943 	default:
1944 		/* FIXME: try to catch inconsistencies */
1945 		assert( 0 );
1946 		break;
1947 	}
1948 
1949 	return rc;
1950 }
1951 
1952 int
1953 ldap_back_init_cf( BackendInfo *bi )
1954 {
1955 	int			rc;
1956 	AttributeDescription	*ad = NULL;
1957 	const char		*text;
1958 
1959 	/* Make sure we don't exceed the bits reserved for userland */
1960 	config_check_userland( LDAP_BACK_CFG_LAST );
1961 
1962 	bi->bi_cf_ocs = ldapocs;
1963 
1964 	rc = config_register_schema( ldapcfg, ldapocs );
1965 	if ( rc ) {
1966 		return rc;
1967 	}
1968 
1969 	/* setup olcDbAclPasswd and olcDbIDAssertPasswd
1970 	 * to be base64-encoded when written in LDIF form;
1971 	 * basically, we don't care if it fails */
1972 	rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
1973 	if ( rc ) {
1974 		Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1975 			"warning, unable to get \"olcDbACLPasswd\" "
1976 			"attribute description: %d: %s\n",
1977 			rc, text, 0 );
1978 	} else {
1979 		(void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1980 			ad->ad_type->sat_oid );
1981 	}
1982 
1983 	ad = NULL;
1984 	rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
1985 	if ( rc ) {
1986 		Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
1987 			"warning, unable to get \"olcDbIDAssertPasswd\" "
1988 			"attribute description: %d: %s\n",
1989 			rc, text, 0 );
1990 	} else {
1991 		(void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
1992 			ad->ad_type->sat_oid );
1993 	}
1994 
1995 	return 0;
1996 }
1997 
1998 
1999 static int
2000 ldap_back_exop_whoami(
2001 		Operation	*op,
2002 		SlapReply	*rs )
2003 {
2004 	struct berval *bv = NULL;
2005 
2006 	if ( op->oq_extended.rs_reqdata != NULL ) {
2007 		/* no request data should be provided */
2008 		rs->sr_text = "no request data expected";
2009 		return rs->sr_err = LDAP_PROTOCOL_ERROR;
2010 	}
2011 
2012 	Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
2013 	    op->o_log_prefix, 0, 0, 0, 0 );
2014 
2015 	rs->sr_err = backend_check_restrictions( op, rs,
2016 			(struct berval *)&slap_EXOP_WHOAMI );
2017 	if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
2018 
2019 	/* if auth'd by back-ldap and request is proxied, forward it */
2020 	if ( op->o_conn->c_authz_backend
2021 		&& !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
2022 		&& !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
2023 	{
2024 		ldapconn_t	*lc = NULL;
2025 		LDAPControl c, *ctrls[2] = {NULL, NULL};
2026 		LDAPMessage *res;
2027 		Operation op2 = *op;
2028 		ber_int_t msgid;
2029 		int doretry = 1;
2030 		char *ptr;
2031 
2032 		ctrls[0] = &c;
2033 		op2.o_ndn = op->o_conn->c_ndn;
2034 		if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
2035 			return -1;
2036 		}
2037 		c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
2038 		c.ldctl_iscritical = 1;
2039 		c.ldctl_value.bv_val = op->o_tmpalloc(
2040 			op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
2041 			op->o_tmpmemctx );
2042 		c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
2043 		ptr = c.ldctl_value.bv_val;
2044 		ptr = lutil_strcopy( ptr, "dn:" );
2045 		ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
2046 		ptr[ 0 ] = '\0';
2047 
2048 retry:
2049 		rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
2050 		if ( rs->sr_err == LDAP_SUCCESS ) {
2051 			if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, NULL, &res ) == -1 ) {
2052 				ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
2053 					&rs->sr_err );
2054 				if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
2055 					doretry = 0;
2056 					if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
2057 						goto retry;
2058 					}
2059 				}
2060 
2061 			} else {
2062 				/* NOTE: are we sure "bv" will be malloc'ed
2063 				 * with the appropriate memory? */
2064 				rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
2065 				ldap_msgfree(res);
2066 			}
2067 		}
2068 		op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2069 		if ( rs->sr_err != LDAP_SUCCESS ) {
2070 			rs->sr_err = slap_map_api2result( rs );
2071 		}
2072 
2073 		if ( lc != NULL ) {
2074 			ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
2075 		}
2076 
2077 	} else {
2078 		/* else just do the same as before */
2079 		bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2080 		if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2081 			bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2082 			bv->bv_val = ch_malloc( bv->bv_len + 1 );
2083 			AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2084 			AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2085 				op->o_dn.bv_len );
2086 			bv->bv_val[ bv->bv_len ] = '\0';
2087 
2088 		} else {
2089 			bv->bv_len = 0;
2090 			bv->bv_val = NULL;
2091 		}
2092 	}
2093 
2094 	rs->sr_rspdata = bv;
2095 	return rs->sr_err;
2096 }
2097 
2098 
2099