xref: /netbsd-src/external/bsd/openldap/dist/servers/slapd/back-ldap/config.c (revision c38e7cc395b1472a774ff828e46123de44c628e9)
1 /*	$NetBSD: config.c,v 1.1.1.7 2018/02/06 01:53:17 christos Exp $	*/
2 
3 /* config.c - ldap backend configuration file routine */
4 /* $OpenLDAP$ */
5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
6  *
7  * Copyright 2003-2017 The OpenLDAP Foundation.
8  * Portions Copyright 1999-2003 Howard Chu.
9  * Portions Copyright 2000-2003 Pierangelo Masarati.
10  * All rights reserved.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted only as authorized by the OpenLDAP
14  * Public License.
15  *
16  * A copy of this license is available in the file LICENSE in the
17  * top-level directory of the distribution or, alternatively, at
18  * <http://www.OpenLDAP.org/license.html>.
19  */
20 /* ACKNOWLEDGEMENTS:
21  * This work was initially developed by the Howard Chu for inclusion
22  * in OpenLDAP Software and subsequently enhanced by Pierangelo
23  * Masarati.
24  */
25 
26 #include <sys/cdefs.h>
27 __RCSID("$NetBSD: config.c,v 1.1.1.7 2018/02/06 01:53:17 christos Exp $");
28 
29 #include "portable.h"
30 
31 #include <stdio.h>
32 
33 #include <ac/string.h>
34 #include <ac/ctype.h>
35 #include <ac/socket.h>
36 
37 #include "slap.h"
38 #include "config.h"
39 #include "back-ldap.h"
40 #include "lutil.h"
41 #include "ldif.h"
42 
43 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
44 
45 static ConfigDriver ldap_back_cf_gen;
46 static ConfigDriver ldap_pbind_cf_gen;
47 
48 enum {
49 	LDAP_BACK_CFG_URI = 1,
50 	LDAP_BACK_CFG_TLS,
51 	LDAP_BACK_CFG_ACL_AUTHCDN,
52 	LDAP_BACK_CFG_ACL_PASSWD,
53 	LDAP_BACK_CFG_ACL_METHOD,
54 	LDAP_BACK_CFG_ACL_BIND,
55 	LDAP_BACK_CFG_IDASSERT_MODE,
56 	LDAP_BACK_CFG_IDASSERT_AUTHCDN,
57 	LDAP_BACK_CFG_IDASSERT_PASSWD,
58 	LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
59 	LDAP_BACK_CFG_IDASSERT_PASSTHRU,
60 	LDAP_BACK_CFG_IDASSERT_METHOD,
61 	LDAP_BACK_CFG_IDASSERT_BIND,
62 	LDAP_BACK_CFG_REBIND,
63 	LDAP_BACK_CFG_CHASE,
64 	LDAP_BACK_CFG_T_F,
65 	LDAP_BACK_CFG_WHOAMI,
66 	LDAP_BACK_CFG_TIMEOUT,
67 	LDAP_BACK_CFG_IDLE_TIMEOUT,
68 	LDAP_BACK_CFG_CONN_TTL,
69 	LDAP_BACK_CFG_NETWORK_TIMEOUT,
70 	LDAP_BACK_CFG_VERSION,
71 	LDAP_BACK_CFG_SINGLECONN,
72 	LDAP_BACK_CFG_USETEMP,
73 	LDAP_BACK_CFG_CONNPOOLMAX,
74 	LDAP_BACK_CFG_CANCEL,
75 	LDAP_BACK_CFG_QUARANTINE,
76 	LDAP_BACK_CFG_ST_REQUEST,
77 	LDAP_BACK_CFG_NOREFS,
78 	LDAP_BACK_CFG_NOUNDEFFILTER,
79 	LDAP_BACK_CFG_ONERR,
80 
81 	LDAP_BACK_CFG_REWRITE,
82 	LDAP_BACK_CFG_KEEPALIVE,
83 
84 	LDAP_BACK_CFG_LAST
85 };
86 
87 static ConfigTable ldapcfg[] = {
88 	{ "uri", "uri", 2, 2, 0,
89 		ARG_MAGIC|LDAP_BACK_CFG_URI,
90 		ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
91 			"NAME 'olcDbURI' "
92 			"DESC 'URI (list) for remote DSA' "
93 			"SYNTAX OMsDirectoryString "
94 			"SINGLE-VALUE )",
95 		NULL, NULL },
96 	{ "tls", "what", 2, 0, 0,
97 		ARG_MAGIC|LDAP_BACK_CFG_TLS,
98 		ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
99 			"NAME 'olcDbStartTLS' "
100 			"DESC 'StartTLS' "
101 			"SYNTAX OMsDirectoryString "
102 			"SINGLE-VALUE )",
103 		NULL, NULL },
104 	{ "acl-authcDN", "DN", 2, 2, 0,
105 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
106 		ldap_back_cf_gen, "( OLcfgDbAt:3.2 "
107 			"NAME 'olcDbACLAuthcDn' "
108 			"DESC 'Remote ACL administrative identity' "
109 			"OBSOLETE "
110 			"SYNTAX OMsDN "
111 			"SINGLE-VALUE )",
112 		NULL, NULL },
113 	/* deprecated, will be removed; aliases "acl-authcDN" */
114 	{ "binddn", "DN", 2, 2, 0,
115 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_ACL_AUTHCDN,
116 		ldap_back_cf_gen, NULL, NULL, NULL },
117 	{ "acl-passwd", "cred", 2, 2, 0,
118 		ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
119 		ldap_back_cf_gen, "( OLcfgDbAt:3.3 "
120 			"NAME 'olcDbACLPasswd' "
121 			"DESC 'Remote ACL administrative identity credentials' "
122 			"OBSOLETE "
123 			"SYNTAX OMsDirectoryString "
124 			"SINGLE-VALUE )",
125 		NULL, NULL },
126 	/* deprecated, will be removed; aliases "acl-passwd" */
127 	{ "bindpw", "cred", 2, 2, 0,
128 		ARG_MAGIC|LDAP_BACK_CFG_ACL_PASSWD,
129 		ldap_back_cf_gen, NULL, NULL, NULL },
130 	/* deprecated, will be removed; aliases "acl-bind" */
131 	{ "acl-method", "args", 2, 0, 0,
132 		ARG_MAGIC|LDAP_BACK_CFG_ACL_METHOD,
133 		ldap_back_cf_gen, NULL, NULL, NULL },
134 	{ "acl-bind", "args", 2, 0, 0,
135 		ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
136 		ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
137 			"NAME 'olcDbACLBind' "
138 			"DESC 'Remote ACL administrative identity auth bind configuration' "
139 			"SYNTAX OMsDirectoryString "
140 			"SINGLE-VALUE )",
141 		NULL, NULL },
142 	{ "idassert-authcDN", "DN", 2, 2, 0,
143 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
144 		ldap_back_cf_gen, "( OLcfgDbAt:3.5 "
145 			"NAME 'olcDbIDAssertAuthcDn' "
146 			"DESC 'Remote Identity Assertion administrative identity' "
147 			"OBSOLETE "
148 			"SYNTAX OMsDN "
149 			"SINGLE-VALUE )",
150 		NULL, NULL },
151 	/* deprecated, will be removed; partially aliases "idassert-authcDN" */
152 	{ "proxyauthzdn", "DN", 2, 2, 0,
153 		ARG_DN|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHCDN,
154 		ldap_back_cf_gen, NULL, NULL, NULL },
155 	{ "idassert-passwd", "cred", 2, 2, 0,
156 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
157 		ldap_back_cf_gen, "( OLcfgDbAt:3.6 "
158 			"NAME 'olcDbIDAssertPasswd' "
159 			"DESC 'Remote Identity Assertion administrative identity credentials' "
160 			"OBSOLETE "
161 			"SYNTAX OMsDirectoryString "
162 			"SINGLE-VALUE )",
163 		NULL, NULL },
164 	/* deprecated, will be removed; partially aliases "idassert-passwd" */
165 	{ "proxyauthzpw", "cred", 2, 2, 0,
166 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSWD,
167 		ldap_back_cf_gen, NULL, NULL, NULL },
168 	{ "idassert-bind", "args", 2, 0, 0,
169 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
170 		ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
171 			"NAME 'olcDbIDAssertBind' "
172 			"DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
173 			"SYNTAX OMsDirectoryString "
174 			"SINGLE-VALUE )",
175 		NULL, NULL },
176 	{ "idassert-method", "args", 2, 0, 0,
177 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_METHOD,
178 		ldap_back_cf_gen, NULL, NULL, NULL },
179 	{ "idassert-mode", "mode>|u:<user>|[dn:]<DN", 2, 0, 0,
180 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_MODE,
181 		ldap_back_cf_gen, "( OLcfgDbAt:3.8 "
182 			"NAME 'olcDbIDAssertMode' "
183 			"DESC 'Remote Identity Assertion mode' "
184 			"OBSOLETE "
185 			"SYNTAX OMsDirectoryString "
186 			"SINGLE-VALUE)",
187 		NULL, NULL },
188 	{ "idassert-authzFrom", "authzRule", 2, 2, 0,
189 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
190 		ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
191 			"NAME 'olcDbIDAssertAuthzFrom' "
192 			"DESC 'Remote Identity Assertion authz rules' "
193 			"EQUALITY caseIgnoreMatch "
194 			"SYNTAX OMsDirectoryString "
195 			"X-ORDERED 'VALUES' )",
196 		NULL, NULL },
197 	{ "rebind-as-user", "true|FALSE", 1, 2, 0,
198 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
199 		ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
200 			"NAME 'olcDbRebindAsUser' "
201 			"DESC 'Rebind as user' "
202 			"SYNTAX OMsBoolean "
203 			"SINGLE-VALUE )",
204 		NULL, NULL },
205 	{ "chase-referrals", "true|FALSE", 2, 2, 0,
206 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
207 		ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
208 			"NAME 'olcDbChaseReferrals' "
209 			"DESC 'Chase referrals' "
210 			"SYNTAX OMsBoolean "
211 			"SINGLE-VALUE )",
212 		NULL, NULL },
213 	{ "t-f-support", "true|FALSE|discover", 2, 2, 0,
214 		ARG_MAGIC|LDAP_BACK_CFG_T_F,
215 		ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
216 			"NAME 'olcDbTFSupport' "
217 			"DESC 'Absolute filters support' "
218 			"SYNTAX OMsDirectoryString "
219 			"SINGLE-VALUE )",
220 		NULL, NULL },
221 	{ "proxy-whoami", "true|FALSE", 1, 2, 0,
222 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
223 		ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
224 			"NAME 'olcDbProxyWhoAmI' "
225 			"DESC 'Proxy whoAmI exop' "
226 			"SYNTAX OMsBoolean "
227 			"SINGLE-VALUE )",
228 		NULL, NULL },
229 	{ "timeout", "timeout(list)", 2, 0, 0,
230 		ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
231 		ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
232 			"NAME 'olcDbTimeout' "
233 			"DESC 'Per-operation timeouts' "
234 			"SYNTAX OMsDirectoryString "
235 			"SINGLE-VALUE )",
236 		NULL, NULL },
237 	{ "idle-timeout", "timeout", 2, 2, 0,
238 		ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
239 		ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
240 			"NAME 'olcDbIdleTimeout' "
241 			"DESC 'connection idle timeout' "
242 			"SYNTAX OMsDirectoryString "
243 			"SINGLE-VALUE )",
244 		NULL, NULL },
245 	{ "conn-ttl", "ttl", 2, 2, 0,
246 		ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
247 		ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
248 			"NAME 'olcDbConnTtl' "
249 			"DESC 'connection ttl' "
250 			"SYNTAX OMsDirectoryString "
251 			"SINGLE-VALUE )",
252 		NULL, NULL },
253 	{ "network-timeout", "timeout", 2, 2, 0,
254 		ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
255 		ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
256 			"NAME 'olcDbNetworkTimeout' "
257 			"DESC 'connection network timeout' "
258 			"SYNTAX OMsDirectoryString "
259 			"SINGLE-VALUE )",
260 		NULL, NULL },
261 	{ "protocol-version", "version", 2, 2, 0,
262 		ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
263 		ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
264 			"NAME 'olcDbProtocolVersion' "
265 			"DESC 'protocol version' "
266 			"SYNTAX OMsInteger "
267 			"SINGLE-VALUE )",
268 		NULL, NULL },
269 	{ "single-conn", "true|FALSE", 2, 2, 0,
270 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
271 		ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
272 			"NAME 'olcDbSingleConn' "
273 			"DESC 'cache a single connection per identity' "
274 			"SYNTAX OMsBoolean "
275 			"SINGLE-VALUE )",
276 		NULL, NULL },
277 	{ "cancel", "ABANDON|ignore|exop", 2, 2, 0,
278 		ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
279 		ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
280 			"NAME 'olcDbCancel' "
281 			"DESC 'abandon/ignore/exop operations when appropriate' "
282 			"SYNTAX OMsDirectoryString "
283 			"SINGLE-VALUE )",
284 		NULL, NULL },
285 	{ "quarantine", "retrylist", 2, 2, 0,
286 		ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
287 		ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
288 			"NAME 'olcDbQuarantine' "
289 			"DESC 'Quarantine database if connection fails and retry according to rule' "
290 			"SYNTAX OMsDirectoryString "
291 			"SINGLE-VALUE )",
292 		NULL, NULL },
293 	{ "use-temporary-conn", "true|FALSE", 2, 2, 0,
294 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
295 		ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
296 			"NAME 'olcDbUseTemporaryConn' "
297 			"DESC 'Use temporary connections if the cached one is busy' "
298 			"SYNTAX OMsBoolean "
299 			"SINGLE-VALUE )",
300 		NULL, NULL },
301 	{ "conn-pool-max", "<n>", 2, 2, 0,
302 		ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
303 		ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
304 			"NAME 'olcDbConnectionPoolMax' "
305 			"DESC 'Max size of privileged connections pool' "
306 			"SYNTAX OMsInteger "
307 			"SINGLE-VALUE )",
308 		NULL, NULL },
309 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
310 	{ "session-tracking-request", "true|FALSE", 2, 2, 0,
311 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_ST_REQUEST,
312 		ldap_back_cf_gen, "( OLcfgDbAt:3.24 "
313 			"NAME 'olcDbSessionTrackingRequest' "
314 			"DESC 'Add session tracking control to proxied requests' "
315 			"SYNTAX OMsBoolean "
316 			"SINGLE-VALUE )",
317 		NULL, NULL },
318 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
319 	{ "norefs", "true|FALSE", 2, 2, 0,
320 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOREFS,
321 		ldap_back_cf_gen, "( OLcfgDbAt:3.25 "
322 			"NAME 'olcDbNoRefs' "
323 			"DESC 'Do not return search reference responses' "
324 			"SYNTAX OMsBoolean "
325 			"SINGLE-VALUE )",
326 		NULL, NULL },
327 	{ "noundeffilter", "true|FALSE", 2, 2, 0,
328 		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOUNDEFFILTER,
329 		ldap_back_cf_gen, "( OLcfgDbAt:3.26 "
330 			"NAME 'olcDbNoUndefFilter' "
331 			"DESC 'Do not propagate undefined search filters' "
332 			"SYNTAX OMsBoolean "
333 			"SINGLE-VALUE )",
334 		NULL, NULL },
335 	{ "onerr", "CONTINUE|report|stop", 2, 2, 0,
336 		ARG_MAGIC|LDAP_BACK_CFG_ONERR,
337 		ldap_back_cf_gen, "( OLcfgDbAt:3.108 "
338 			"NAME 'olcDbOnErr' "
339 			"DESC 'error handling' "
340 			"SYNTAX OMsDirectoryString "
341 			"SINGLE-VALUE )",
342 		NULL, NULL },
343 	{ "idassert-passThru", "authzRule", 2, 2, 0,
344 		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSTHRU,
345 		ldap_back_cf_gen, "( OLcfgDbAt:3.27 "
346 			"NAME 'olcDbIDAssertPassThru' "
347 			"DESC 'Remote Identity Assertion passthru rules' "
348 			"EQUALITY caseIgnoreMatch "
349 			"SYNTAX OMsDirectoryString "
350 			"X-ORDERED 'VALUES' )",
351 		NULL, NULL },
352 
353 	{ "suffixmassage", "[virtual]> <real", 2, 3, 0,
354 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
355 		ldap_back_cf_gen, NULL, NULL, NULL },
356 	{ "map", "attribute|objectClass> [*|<local>] *|<remote", 3, 4, 0,
357 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
358 		ldap_back_cf_gen, NULL, NULL, NULL },
359 	{ "rewrite", "<arglist>", 2, 4, STRLENOF( "rewrite" ),
360 		ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
361 		ldap_back_cf_gen, NULL, NULL, NULL },
362 	{ "keepalive", "keepalive", 2, 2, 0,
363 		ARG_MAGIC|LDAP_BACK_CFG_KEEPALIVE,
364 		ldap_back_cf_gen, "( OLcfgDbAt:3.29 "
365 			"NAME 'olcDbKeepalive' "
366 			"DESC 'TCP keepalive' "
367 			"SYNTAX OMsDirectoryString "
368 			"SINGLE-VALUE )",
369 		NULL, NULL },
370 	{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
371 		NULL, NULL, NULL, NULL }
372 };
373 
374 static ConfigOCs ldapocs[] = {
375 	{ "( OLcfgDbOc:3.1 "
376 		"NAME 'olcLDAPConfig' "
377 		"DESC 'LDAP backend configuration' "
378 		"SUP olcDatabaseConfig "
379 		"MAY ( olcDbURI "
380 			"$ olcDbStartTLS "
381 			"$ olcDbACLAuthcDn "
382 			"$ olcDbACLPasswd "
383 			"$ olcDbACLBind "
384 			"$ olcDbIDAssertAuthcDn "
385 			"$ olcDbIDAssertPasswd "
386 			"$ olcDbIDAssertBind "
387 			"$ olcDbIDAssertMode "
388 			"$ olcDbIDAssertAuthzFrom "
389 			"$ olcDbIDAssertPassThru "
390 			"$ olcDbRebindAsUser "
391 			"$ olcDbChaseReferrals "
392 			"$ olcDbTFSupport "
393 			"$ olcDbProxyWhoAmI "
394 			"$ olcDbTimeout "
395 			"$ olcDbIdleTimeout "
396 			"$ olcDbConnTtl "
397 			"$ olcDbNetworkTimeout "
398 			"$ olcDbProtocolVersion "
399 			"$ olcDbSingleConn "
400 			"$ olcDbCancel "
401 			"$ olcDbQuarantine "
402 			"$ olcDbUseTemporaryConn "
403 			"$ olcDbConnectionPoolMax "
404 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
405 			"$ olcDbSessionTrackingRequest "
406 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
407 			"$ olcDbNoRefs "
408 			"$ olcDbNoUndefFilter "
409 			"$ olcDbOnErr "
410 			"$ olcDbKeepalive "
411 		") )",
412 		 	Cft_Database, ldapcfg},
413 	{ NULL, 0, NULL }
414 };
415 
416 static ConfigTable pbindcfg[] = {
417 	{ "uri", "uri", 2, 2, 0,
418 		ARG_MAGIC|LDAP_BACK_CFG_URI,
419 		ldap_pbind_cf_gen, "( OLcfgDbAt:0.14 "
420 			"NAME 'olcDbURI' "
421 			"DESC 'URI (list) for remote DSA' "
422 			"SYNTAX OMsDirectoryString "
423 			"SINGLE-VALUE )",
424 		NULL, NULL },
425 	{ "tls", "what", 2, 0, 0,
426 		ARG_MAGIC|LDAP_BACK_CFG_TLS,
427 		ldap_pbind_cf_gen, "( OLcfgDbAt:3.1 "
428 			"NAME 'olcDbStartTLS' "
429 			"DESC 'StartTLS' "
430 			"SYNTAX OMsDirectoryString "
431 			"SINGLE-VALUE )",
432 		NULL, NULL },
433 	{ "network-timeout", "timeout", 2, 2, 0,
434 		ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
435 		ldap_pbind_cf_gen, "( OLcfgDbAt:3.17 "
436 			"NAME 'olcDbNetworkTimeout' "
437 			"DESC 'connection network timeout' "
438 			"SYNTAX OMsDirectoryString "
439 			"SINGLE-VALUE )",
440 		NULL, NULL },
441 	{ "quarantine", "retrylist", 2, 2, 0,
442 		ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
443 		ldap_pbind_cf_gen, "( OLcfgDbAt:3.21 "
444 			"NAME 'olcDbQuarantine' "
445 			"DESC 'Quarantine database if connection fails and retry according to rule' "
446 			"SYNTAX OMsDirectoryString "
447 			"SINGLE-VALUE )",
448 		NULL, NULL },
449 	{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
450 		NULL, NULL, NULL, NULL }
451 };
452 
453 static ConfigOCs pbindocs[] = {
454 	{ "( OLcfgOvOc:3.3 "
455 		"NAME 'olcPBindConfig' "
456 		"DESC 'Proxy Bind configuration' "
457 		"SUP olcOverlayConfig "
458 		"MUST olcDbURI "
459 		"MAY ( olcDbStartTLS "
460 			"$ olcDbNetworkTimeout "
461 			"$ olcDbQuarantine "
462 		") )",
463 		 	Cft_Overlay, pbindcfg},
464 	{ NULL, 0, NULL }
465 };
466 
467 static slap_verbmasks idassert_mode[] = {
468 	{ BER_BVC("self"),		LDAP_BACK_IDASSERT_SELF },
469 	{ BER_BVC("anonymous"),		LDAP_BACK_IDASSERT_ANONYMOUS },
470 	{ BER_BVC("none"),		LDAP_BACK_IDASSERT_NOASSERT },
471 	{ BER_BVC("legacy"),		LDAP_BACK_IDASSERT_LEGACY },
472 	{ BER_BVNULL,			0 }
473 };
474 
475 static slap_verbmasks tls_mode[] = {
476 	{ BER_BVC( "propagate" ),	LDAP_BACK_F_TLS_PROPAGATE_MASK },
477 	{ BER_BVC( "try-propagate" ),	LDAP_BACK_F_PROPAGATE_TLS },
478 	{ BER_BVC( "start" ),		LDAP_BACK_F_TLS_USE_MASK },
479 	{ BER_BVC( "try-start" ),	LDAP_BACK_F_USE_TLS },
480 	{ BER_BVC( "ldaps" ),		LDAP_BACK_F_TLS_LDAPS },
481 	{ BER_BVC( "none" ),		LDAP_BACK_F_NONE },
482 	{ BER_BVNULL,			0 }
483 };
484 
485 static slap_verbmasks t_f_mode[] = {
486 	{ BER_BVC( "yes" ),		LDAP_BACK_F_T_F },
487 	{ BER_BVC( "discover" ),	LDAP_BACK_F_T_F_DISCOVER },
488 	{ BER_BVC( "no" ),		LDAP_BACK_F_NONE },
489 	{ BER_BVNULL,			0 }
490 };
491 
492 static slap_verbmasks cancel_mode[] = {
493 	{ BER_BVC( "ignore" ),		LDAP_BACK_F_CANCEL_IGNORE },
494 	{ BER_BVC( "exop" ),		LDAP_BACK_F_CANCEL_EXOP },
495 	{ BER_BVC( "exop-discover" ),	LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
496 	{ BER_BVC( "abandon" ),		LDAP_BACK_F_CANCEL_ABANDON },
497 	{ BER_BVNULL,			0 }
498 };
499 
500 static slap_verbmasks onerr_mode[] = {
501 	{ BER_BVC( "stop" ),		LDAP_BACK_F_ONERR_STOP },
502 	{ BER_BVC( "report" ),		LDAP_BACK_F_ONERR_STOP }, /* same behavior */
503 	{ BER_BVC( "continue" ),	LDAP_BACK_F_NONE },
504 	{ BER_BVNULL,			0 }
505 };
506 
507 /* see enum in slap.h */
508 static slap_cf_aux_table timeout_table[] = {
509 	{ BER_BVC("bind="),	SLAP_OP_BIND * sizeof( time_t ),	'u', 0, NULL },
510 	/* unbind makes no sense */
511 	{ BER_BVC("add="),	SLAP_OP_ADD * sizeof( time_t ),		'u', 0, NULL },
512 	{ BER_BVC("delete="),	SLAP_OP_DELETE * sizeof( time_t ),	'u', 0, NULL },
513 	{ BER_BVC("modrdn="),	SLAP_OP_MODRDN * sizeof( time_t ),	'u', 0, NULL },
514 	{ BER_BVC("modify="),	SLAP_OP_MODIFY * sizeof( time_t ),	'u', 0, NULL },
515 	{ BER_BVC("compare="),	SLAP_OP_COMPARE * sizeof( time_t ),	'u', 0, NULL },
516 	{ BER_BVC("search="),	SLAP_OP_SEARCH * sizeof( time_t ),	'u', 0, NULL },
517 	/* abandon makes little sense */
518 #if 0	/* not implemented yet */
519 	{ BER_BVC("extended="),	SLAP_OP_EXTENDED * sizeof( time_t ),	'u', 0, NULL },
520 #endif
521 	{ BER_BVNULL, 0, 0, 0, NULL }
522 };
523 
524 int
525 slap_retry_info_parse(
526 	char			*in,
527 	slap_retry_info_t 	*ri,
528 	char			*buf,
529 	ber_len_t		buflen )
530 {
531 	char			**retrylist = NULL;
532 	int			rc = 0;
533 	int			i;
534 
535 	slap_str2clist( &retrylist, in, " ;" );
536 	if ( retrylist == NULL ) {
537 		return 1;
538 	}
539 
540 	for ( i = 0; retrylist[ i ] != NULL; i++ )
541 		/* count */ ;
542 
543 	ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
544 	ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
545 
546 	for ( i = 0; retrylist[ i ] != NULL; i++ ) {
547 		unsigned long	t;
548 		char		*sep = strchr( retrylist[ i ], ',' );
549 
550 		if ( sep == NULL ) {
551 			snprintf( buf, buflen,
552 				"missing comma in retry pattern #%d \"%s\"",
553 				i, retrylist[ i ] );
554 			rc = 1;
555 			goto done;
556 		}
557 
558 		*sep++ = '\0';
559 
560 		if ( lutil_parse_time( retrylist[ i ], &t ) ) {
561 			snprintf( buf, buflen,
562 				"unable to parse interval #%d \"%s\"",
563 				i, retrylist[ i ] );
564 			rc = 1;
565 			goto done;
566 		}
567 		ri->ri_interval[ i ] = (time_t)t;
568 
569 		if ( strcmp( sep, "+" ) == 0 ) {
570 			if ( retrylist[ i + 1 ] != NULL ) {
571 				snprintf( buf, buflen,
572 					"extra cruft after retry pattern "
573 					"#%d \"%s,+\" with \"forever\" mark",
574 					i, retrylist[ i ] );
575 				rc = 1;
576 				goto done;
577 			}
578 			ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
579 
580 		} else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
581 			snprintf( buf, buflen,
582 				"unable to parse retry num #%d \"%s\"",
583 				i, sep );
584 			rc = 1;
585 			goto done;
586 		}
587 	}
588 
589 	ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
590 
591 	ri->ri_idx = 0;
592 	ri->ri_count = 0;
593 	ri->ri_last = (time_t)(-1);
594 
595 done:;
596 	ldap_charray_free( retrylist );
597 
598 	if ( rc ) {
599 		slap_retry_info_destroy( ri );
600 	}
601 
602 	return rc;
603 }
604 
605 int
606 slap_retry_info_unparse(
607 	slap_retry_info_t	*ri,
608 	struct berval		*bvout )
609 {
610 	char		buf[ BUFSIZ * 2 ],
611 			*ptr = buf;
612 	int		i, len, restlen = (int) sizeof( buf );
613 	struct berval	bv;
614 
615 	assert( ri != NULL );
616 	assert( bvout != NULL );
617 
618 	BER_BVZERO( bvout );
619 
620 	for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
621 		if ( i > 0 ) {
622 			if ( --restlen <= 0 ) {
623 				return 1;
624 			}
625 			*ptr++ = ';';
626 		}
627 
628 		if ( lutil_unparse_time( ptr, restlen, ri->ri_interval[i] ) < 0 ) {
629 			return 1;
630 		}
631 		len = (int) strlen( ptr );
632 		if ( (restlen -= len + 1) <= 0 ) {
633 			return 1;
634 		}
635 		ptr += len;
636 		*ptr++ = ',';
637 
638 		if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
639 			if ( --restlen <= 0 ) {
640 				return 1;
641 			}
642 			*ptr++ = '+';
643 
644 		} else {
645 			len = snprintf( ptr, restlen, "%d", ri->ri_num[i] );
646 			if ( (restlen -= len) <= 0 || len < 0 ) {
647 				return 1;
648 			}
649 			ptr += len;
650 		}
651 	}
652 
653 	bv.bv_val = buf;
654 	bv.bv_len = ptr - buf;
655 	ber_dupbv( bvout, &bv );
656 
657 	return 0;
658 }
659 
660 void
661 slap_retry_info_destroy(
662 	slap_retry_info_t	*ri )
663 {
664 	assert( ri != NULL );
665 
666 	assert( ri->ri_interval != NULL );
667 	ch_free( ri->ri_interval );
668 	ri->ri_interval = NULL;
669 
670 	assert( ri->ri_num != NULL );
671 	ch_free( ri->ri_num );
672 	ri->ri_num = NULL;
673 }
674 
675 int
676 slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
677 {
678 	struct berval	bv;
679 	struct berval	in;
680 	int		rc;
681 
682  	if ( strcmp( c->argv[ 1 ], "*" ) == 0
683  		|| strcmp( c->argv[ 1 ], "dn:*" ) == 0
684  		|| strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
685  	{
686  		if ( si->si_authz != NULL ) {
687  			snprintf( c->cr_msg, sizeof( c->cr_msg ),
688  				"\"idassert-authzFrom <authz>\": "
689  				"\"%s\" conflicts with existing authz rules",
690  				c->argv[ 1 ] );
691  			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
692  			return 1;
693  		}
694 
695  		si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
696 
697  		return 0;
698 
699  	} else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
700   		snprintf( c->cr_msg, sizeof( c->cr_msg ),
701   			"\"idassert-authzFrom <authz>\": "
702  			"\"<authz>\" conflicts with \"*\"" );
703   		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
704   		return 1;
705   	}
706 
707  	ber_str2bv( c->argv[ 1 ], 0, 0, &in );
708  	rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
709  	if ( rc != LDAP_SUCCESS ) {
710  		snprintf( c->cr_msg, sizeof( c->cr_msg ),
711  			"\"idassert-authzFrom <authz>\": "
712  			"invalid syntax" );
713  		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
714  		return 1;
715  	}
716 
717 	if ( c->valx == -1 ) {
718 		ber_bvarray_add( &si->si_authz, &bv );
719 
720 	} else {
721 		int i = 0;
722 		if ( si->si_authz != NULL ) {
723 			for ( ; !BER_BVISNULL( &si->si_authz[ i ] ); i++ )
724 				;
725 		}
726 
727 		if ( i <= c->valx ) {
728 			ber_bvarray_add( &si->si_authz, &bv );
729 
730 		} else {
731 			BerVarray tmp = ber_memrealloc( si->si_authz,
732 				sizeof( struct berval )*( i + 2 ) );
733 			if ( tmp == NULL ) {
734 				return -1;
735 			}
736 			si->si_authz = tmp;
737 			for ( ; i > c->valx; i-- ) {
738 				si->si_authz[ i ] = si->si_authz[ i - 1 ];
739 			}
740 			si->si_authz[ c->valx ] = bv;
741 		}
742 	}
743 
744 	return 0;
745 }
746 
747 static int
748 slap_idassert_passthru_parse( ConfigArgs *c, slap_idassert_t *si )
749 {
750 	struct berval	bv;
751 	struct berval	in;
752 	int		rc;
753 
754  	ber_str2bv( c->argv[ 1 ], 0, 0, &in );
755  	rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
756  	if ( rc != LDAP_SUCCESS ) {
757  		snprintf( c->cr_msg, sizeof( c->cr_msg ),
758  			"\"idassert-passThru <authz>\": "
759  			"invalid syntax" );
760  		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
761  		return 1;
762  	}
763 
764 	if ( c->valx == -1 ) {
765 		ber_bvarray_add( &si->si_passthru, &bv );
766 
767 	} else {
768 		int i = 0;
769 		if ( si->si_passthru != NULL ) {
770 			for ( ; !BER_BVISNULL( &si->si_passthru[ i ] ); i++ )
771 				;
772 		}
773 
774 		if ( i <= c->valx ) {
775 			ber_bvarray_add( &si->si_passthru, &bv );
776 
777 		} else {
778 			BerVarray tmp = ber_memrealloc( si->si_passthru,
779 				sizeof( struct berval )*( i + 2 ) );
780 			if ( tmp == NULL ) {
781 				return -1;
782 			}
783 			si->si_passthru = tmp;
784 			for ( ; i > c->valx; i-- ) {
785 				si->si_passthru[ i ] = si->si_passthru[ i - 1 ];
786 			}
787 			si->si_passthru[ c->valx ] = bv;
788 		}
789 	}
790 
791 	return 0;
792 }
793 
794 int
795 slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
796 {
797 	int		i;
798 
799 	for ( i = 1; i < c->argc; i++ ) {
800 		if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
801 			char	*argvi = c->argv[ i ] + STRLENOF( "mode=" );
802 			int	j;
803 
804 			j = verb_to_mask( argvi, idassert_mode );
805 			if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
806 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
807 					"\"idassert-bind <args>\": "
808 					"unknown mode \"%s\"",
809 					argvi );
810 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
811 				return 1;
812 			}
813 
814 			si->si_mode = idassert_mode[ j ].mask;
815 
816 		} else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
817 			char	*argvi = c->argv[ i ] + STRLENOF( "authz=" );
818 
819 			if ( strcasecmp( argvi, "native" ) == 0 ) {
820 				if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
821 					snprintf( c->cr_msg, sizeof( c->cr_msg ),
822 						"\"idassert-bind <args>\": "
823 						"authz=\"native\" incompatible "
824 						"with auth method" );
825 					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
826 					return 1;
827 				}
828 				si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
829 
830 			} else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
831 				si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
832 
833 			} else {
834 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
835 					"\"idassert-bind <args>\": "
836 					"unknown authz \"%s\"",
837 					argvi );
838 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
839 				return 1;
840 			}
841 
842 		} else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
843 			char	*argvi = c->argv[ i ] + STRLENOF( "flags=" );
844 			char	**flags = ldap_str2charray( argvi, "," );
845 			int	j, err = 0;
846 
847 			if ( flags == NULL ) {
848 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
849 					"\"idassert-bind <args>\": "
850 					"unable to parse flags \"%s\"",
851 					argvi );
852 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
853 				return 1;
854 			}
855 
856 			for ( j = 0; flags[ j ] != NULL; j++ ) {
857 
858 				if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
859 					si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
860 
861 				} else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
862 					si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
863 
864 				} else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
865 					si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
866 
867 				} else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
868 					if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
869 						Debug( LDAP_DEBUG_ANY,
870                                       		 		"%s: \"obsolete-proxy-authz\" flag "
871                                       		 		"in \"idassert-mode <args>\" "
872                                       		 		"incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
873                                       	 			c->log, 0, 0 );
874 						err = 1;
875 						break;
876 
877 					} else {
878 						si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
879 					}
880 
881 				} else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
882 					if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
883 						Debug( LDAP_DEBUG_ANY,
884                                       	 			"%s: \"obsolete-encoding-workaround\" flag "
885                                        			"in \"idassert-mode <args>\" "
886                                        			"incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
887                                        			c->log, 0, 0 );
888 						err = 1;
889 						break;
890 
891 					} else {
892 						si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
893 					}
894 
895 				} else if ( strcasecmp( flags[ j ], "proxy-authz-critical" ) == 0 ) {
896 					si->si_flags |= LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
897 
898 				} else if ( strcasecmp( flags[ j ], "proxy-authz-non-critical" ) == 0 ) {
899 					si->si_flags &= ~LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
900 
901 				} else {
902 					snprintf( c->cr_msg, sizeof( c->cr_msg ),
903 						"\"idassert-bind <args>\": "
904 						"unknown flag \"%s\"",
905 						flags[ j ] );
906 					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
907 					err = 1;
908 					break;
909 				}
910 			}
911 
912 			ldap_charray_free( flags );
913 			if ( err ) {
914 				return 1;
915 			}
916 
917 		} else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
918 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
919 				"\"idassert-bind <args>\": "
920 				"unable to parse field \"%s\"",
921 				c->argv[ i ] );
922 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
923 			return 1;
924 		}
925 	}
926 
927 	if ( si->si_bc.sb_method == LDAP_AUTH_SIMPLE ) {
928 		if ( BER_BVISNULL( &si->si_bc.sb_binddn )
929 			|| BER_BVISNULL( &si->si_bc.sb_cred ) )
930 		{
931 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
932 				"\"idassert-bind <args>\": "
933 				"SIMPLE needs \"binddn\" and \"credentials\"" );
934 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
935 			return 1;
936 		}
937 	}
938 
939 	bindconf_tls_defaults( &si->si_bc );
940 
941 	return 0;
942 }
943 
944 /* NOTE: temporary, until back-meta is ported to back-config */
945 int
946 slap_idassert_passthru_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
947 {
948 	ConfigArgs	c = { 0 };
949 	char		*argv[ 3 ];
950 
951 	snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
952 	c.argc = 2;
953 	c.argv = argv;
954 	argv[ 0 ] = "idassert-passThru";
955 	argv[ 1 ] = (char *)arg;
956 	argv[ 2 ] = NULL;
957 
958 	return slap_idassert_passthru_parse( &c, si );
959 }
960 
961 static int
962 ldap_back_cf_gen( ConfigArgs *c )
963 {
964 	ldapinfo_t	*li = ( ldapinfo_t * )c->be->be_private;
965 	int		rc = 0;
966 	int		i;
967 
968 	if ( c->op == SLAP_CONFIG_EMIT ) {
969 		struct berval	bv = BER_BVNULL;
970 
971 		if ( li == NULL ) {
972 			return 1;
973 		}
974 
975 		switch( c->type ) {
976 		case LDAP_BACK_CFG_URI:
977 			if ( li->li_uri != NULL ) {
978 				struct berval	bv, bv2;
979 
980 				ber_str2bv( li->li_uri, 0, 0, &bv );
981 				bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
982 				bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
983 				snprintf( bv2.bv_val, bv2.bv_len + 1,
984 					"\"%s\"", bv.bv_val );
985 				ber_bvarray_add( &c->rvalue_vals, &bv2 );
986 
987 			} else {
988 				rc = 1;
989 			}
990 			break;
991 
992 		case LDAP_BACK_CFG_TLS: {
993 			struct berval bc = BER_BVNULL, bv2;
994 			enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
995 			assert( !BER_BVISNULL( &bv ) );
996 			bindconf_tls_unparse( &li->li_tls, &bc );
997 
998 			if ( !BER_BVISEMPTY( &bc )) {
999 				bv2.bv_len = bv.bv_len + bc.bv_len + 1;
1000 				bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
1001 				strcpy( bv2.bv_val, bv.bv_val );
1002 				bv2.bv_val[bv.bv_len] = ' ';
1003 				strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
1004 				ber_bvarray_add( &c->rvalue_vals, &bv2 );
1005 
1006 			} else {
1007 				value_add_one( &c->rvalue_vals, &bv );
1008 			}
1009 			ber_memfree( bc.bv_val );
1010 			}
1011 			break;
1012 
1013 		case LDAP_BACK_CFG_ACL_AUTHCDN:
1014 		case LDAP_BACK_CFG_ACL_PASSWD:
1015 		case LDAP_BACK_CFG_ACL_METHOD:
1016 			/* handled by LDAP_BACK_CFG_ACL_BIND */
1017 			rc = 1;
1018 			break;
1019 
1020 		case LDAP_BACK_CFG_ACL_BIND: {
1021 			int	i;
1022 
1023 			if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
1024 				return 1;
1025 			}
1026 
1027 			bindconf_unparse( &li->li_acl, &bv );
1028 
1029 			for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1030 				/* count spaces */ ;
1031 
1032 			if ( i ) {
1033 				bv.bv_len -= i;
1034 				AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1035 					bv.bv_len + 1 );
1036 			}
1037 
1038 			ber_bvarray_add( &c->rvalue_vals, &bv );
1039 			break;
1040 		}
1041 
1042 		case LDAP_BACK_CFG_IDASSERT_MODE:
1043 		case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1044 		case LDAP_BACK_CFG_IDASSERT_PASSWD:
1045 		case LDAP_BACK_CFG_IDASSERT_METHOD:
1046 			/* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1047 			rc = 1;
1048 			break;
1049 
1050 		case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1051 		case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1052 			BerVarray	*bvp;
1053 			int		i;
1054 			struct berval	bv = BER_BVNULL;
1055 			char		buf[SLAP_TEXT_BUFLEN];
1056 
1057 			switch ( c->type ) {
1058 			case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1059 			case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1060 			default: assert( 0 ); break;
1061 			}
1062 
1063 			if ( *bvp == NULL ) {
1064 				if ( bvp == &li->li_idassert_authz
1065 					&& ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) )
1066 				{
1067 					BER_BVSTR( &bv, "*" );
1068 					value_add_one( &c->rvalue_vals, &bv );
1069 
1070 				} else {
1071 					rc = 1;
1072 				}
1073 				break;
1074 			}
1075 
1076 			for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ ) {
1077 				char *ptr;
1078 				int len = snprintf( buf, sizeof( buf ), SLAP_X_ORDERED_FMT, i );
1079 				bv.bv_len = ((*bvp)[ i ]).bv_len + len;
1080 				bv.bv_val = ber_memrealloc( bv.bv_val, bv.bv_len + 1 );
1081 				ptr = bv.bv_val;
1082 				ptr = lutil_strcopy( ptr, buf );
1083 				ptr = lutil_strncopy( ptr, ((*bvp)[ i ]).bv_val, ((*bvp)[ i ]).bv_len );
1084 				value_add_one( &c->rvalue_vals, &bv );
1085 			}
1086 			if ( bv.bv_val ) {
1087 				ber_memfree( bv.bv_val );
1088 			}
1089 			break;
1090 		}
1091 
1092 		case LDAP_BACK_CFG_IDASSERT_BIND: {
1093 			int		i;
1094 			struct berval	bc = BER_BVNULL;
1095 			char		*ptr;
1096 
1097 			if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
1098 				return 1;
1099 			}
1100 
1101 			if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
1102 				ber_len_t	len;
1103 
1104 				switch ( li->li_idassert_mode ) {
1105 				case LDAP_BACK_IDASSERT_OTHERID:
1106 				case LDAP_BACK_IDASSERT_OTHERDN:
1107 					break;
1108 
1109 				default: {
1110 					struct berval	mode = BER_BVNULL;
1111 
1112 					enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
1113 					if ( BER_BVISNULL( &mode ) ) {
1114 						/* there's something wrong... */
1115 						assert( 0 );
1116 						rc = 1;
1117 
1118 					} else {
1119 						bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
1120 						bv.bv_val = ch_malloc( bv.bv_len + 1 );
1121 
1122 						ptr = lutil_strcopy( bv.bv_val, "mode=" );
1123 						ptr = lutil_strcopy( ptr, mode.bv_val );
1124 					}
1125 					break;
1126 				}
1127 				}
1128 
1129 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
1130 					len = bv.bv_len + STRLENOF( "authz=native" );
1131 
1132 					if ( !BER_BVISEMPTY( &bv ) ) {
1133 						len += STRLENOF( " " );
1134 					}
1135 
1136 					bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1137 
1138 					ptr = &bv.bv_val[ bv.bv_len ];
1139 
1140 					if ( !BER_BVISEMPTY( &bv ) ) {
1141 						ptr = lutil_strcopy( ptr, " " );
1142 					}
1143 
1144 					(void)lutil_strcopy( ptr, "authz=native" );
1145 				}
1146 
1147 				len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround,proxy-authz-non-critical" );
1148 				/* flags */
1149 				if ( !BER_BVISEMPTY( &bv ) ) {
1150 					len += STRLENOF( " " );
1151 				}
1152 
1153 				bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1154 
1155 				ptr = &bv.bv_val[ bv.bv_len ];
1156 
1157 				if ( !BER_BVISEMPTY( &bv ) ) {
1158 					ptr = lutil_strcopy( ptr, " " );
1159 				}
1160 
1161 				ptr = lutil_strcopy( ptr, "flags=" );
1162 
1163 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
1164 					ptr = lutil_strcopy( ptr, "prescriptive" );
1165 				} else {
1166 					ptr = lutil_strcopy( ptr, "non-prescriptive" );
1167 				}
1168 
1169 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
1170 					ptr = lutil_strcopy( ptr, ",override" );
1171 				}
1172 
1173 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1174 					ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
1175 
1176 				} else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1177 					ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
1178 				}
1179 
1180 				if ( li->li_idassert_flags & LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL ) {
1181 					ptr = lutil_strcopy( ptr, ",proxy-authz-critical" );
1182 
1183 				} else {
1184 					ptr = lutil_strcopy( ptr, ",proxy-authz-non-critical" );
1185 				}
1186 
1187 				bv.bv_len = ( ptr - bv.bv_val );
1188 				/* end-of-flags */
1189 			}
1190 
1191 			bindconf_unparse( &li->li_idassert.si_bc, &bc );
1192 
1193 			if ( !BER_BVISNULL( &bv ) ) {
1194 				ber_len_t	len = bv.bv_len + bc.bv_len;
1195 
1196 				bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
1197 
1198 				assert( bc.bv_val[ 0 ] == ' ' );
1199 
1200 				ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
1201 				free( bc.bv_val );
1202 				bv.bv_len = ptr - bv.bv_val;
1203 
1204 			} else {
1205 				for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
1206 					/* count spaces */ ;
1207 
1208 				if ( i ) {
1209 					bc.bv_len -= i;
1210 					AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
1211 				}
1212 
1213 				bv = bc;
1214 			}
1215 
1216 			ber_bvarray_add( &c->rvalue_vals, &bv );
1217 
1218 			break;
1219 		}
1220 
1221 		case LDAP_BACK_CFG_REBIND:
1222 			c->value_int = LDAP_BACK_SAVECRED( li );
1223 			break;
1224 
1225 		case LDAP_BACK_CFG_CHASE:
1226 			c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
1227 			break;
1228 
1229 		case LDAP_BACK_CFG_T_F:
1230 			enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
1231 			if ( BER_BVISNULL( &bv ) ) {
1232 				/* there's something wrong... */
1233 				assert( 0 );
1234 				rc = 1;
1235 
1236 			} else {
1237 				value_add_one( &c->rvalue_vals, &bv );
1238 			}
1239 			break;
1240 
1241 		case LDAP_BACK_CFG_WHOAMI:
1242 			c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
1243 			break;
1244 
1245 		case LDAP_BACK_CFG_TIMEOUT:
1246 			BER_BVZERO( &bv );
1247 
1248 			for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1249 				if ( li->li_timeout[ i ] != 0 ) {
1250 					break;
1251 				}
1252 			}
1253 
1254 			if ( i == SLAP_OP_LAST ) {
1255 				return 1;
1256 			}
1257 
1258 			slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
1259 
1260 			if ( BER_BVISNULL( &bv ) ) {
1261 				return 1;
1262 			}
1263 
1264 			for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
1265 				/* count spaces */ ;
1266 
1267 			if ( i ) {
1268 				bv.bv_len -= i;
1269 				AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
1270 					bv.bv_len + 1 );
1271 			}
1272 
1273 			ber_bvarray_add( &c->rvalue_vals, &bv );
1274 			break;
1275 
1276 		case LDAP_BACK_CFG_IDLE_TIMEOUT: {
1277 			char	buf[ SLAP_TEXT_BUFLEN ];
1278 
1279 			if ( li->li_idle_timeout == 0 ) {
1280 				return 1;
1281 			}
1282 
1283 			lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
1284 			ber_str2bv( buf, 0, 0, &bv );
1285 			value_add_one( &c->rvalue_vals, &bv );
1286 			} break;
1287 
1288 		case LDAP_BACK_CFG_CONN_TTL: {
1289 			char	buf[ SLAP_TEXT_BUFLEN ];
1290 
1291 			if ( li->li_conn_ttl == 0 ) {
1292 				return 1;
1293 			}
1294 
1295 			lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
1296 			ber_str2bv( buf, 0, 0, &bv );
1297 			value_add_one( &c->rvalue_vals, &bv );
1298 			} break;
1299 
1300 		case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
1301 			char	buf[ SLAP_TEXT_BUFLEN ];
1302 
1303 			if ( li->li_network_timeout == 0 ) {
1304 				return 1;
1305 			}
1306 
1307 			snprintf( buf, sizeof( buf ), "%ld",
1308 				(long)li->li_network_timeout );
1309 			ber_str2bv( buf, 0, 0, &bv );
1310 			value_add_one( &c->rvalue_vals, &bv );
1311 			} break;
1312 
1313 		case LDAP_BACK_CFG_VERSION:
1314 			if ( li->li_version == 0 ) {
1315 				return 1;
1316 			}
1317 
1318 			c->value_int = li->li_version;
1319 			break;
1320 
1321 		case LDAP_BACK_CFG_SINGLECONN:
1322 			c->value_int = LDAP_BACK_SINGLECONN( li );
1323 			break;
1324 
1325 		case LDAP_BACK_CFG_USETEMP:
1326 			c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
1327 			break;
1328 
1329 		case LDAP_BACK_CFG_CONNPOOLMAX:
1330 			c->value_int = li->li_conn_priv_max;
1331 			break;
1332 
1333 		case LDAP_BACK_CFG_CANCEL: {
1334 			slap_mask_t	mask = LDAP_BACK_F_CANCEL_MASK2;
1335 
1336 			if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
1337 				mask &= ~LDAP_BACK_F_CANCEL_EXOP;
1338 			}
1339 			enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
1340 			if ( BER_BVISNULL( &bv ) ) {
1341 				/* there's something wrong... */
1342 				assert( 0 );
1343 				rc = 1;
1344 
1345 			} else {
1346 				value_add_one( &c->rvalue_vals, &bv );
1347 			}
1348 			} break;
1349 
1350 		case LDAP_BACK_CFG_QUARANTINE:
1351 			if ( !LDAP_BACK_QUARANTINE( li ) ) {
1352 				rc = 1;
1353 				break;
1354 			}
1355 
1356 			rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
1357 			if ( rc == 0 ) {
1358 				ber_bvarray_add( &c->rvalue_vals, &bv );
1359 			}
1360 			break;
1361 
1362 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1363 		case LDAP_BACK_CFG_ST_REQUEST:
1364 			c->value_int = LDAP_BACK_ST_REQUEST( li );
1365 			break;
1366 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1367 
1368 		case LDAP_BACK_CFG_NOREFS:
1369 			c->value_int = LDAP_BACK_NOREFS( li );
1370 			break;
1371 
1372 		case LDAP_BACK_CFG_NOUNDEFFILTER:
1373 			c->value_int = LDAP_BACK_NOUNDEFFILTER( li );
1374 			break;
1375 
1376 		case LDAP_BACK_CFG_ONERR:
1377 			enum_to_verb( onerr_mode, li->li_flags & LDAP_BACK_F_ONERR_STOP, &bv );
1378 			if ( BER_BVISNULL( &bv )) {
1379 				rc = 1;
1380 			} else {
1381 				value_add_one( &c->rvalue_vals, &bv );
1382 			}
1383 			break;
1384 
1385 		case LDAP_BACK_CFG_KEEPALIVE: {
1386 			struct berval bv;
1387 			char buf[AC_LINE_MAX];
1388 			bv.bv_len = AC_LINE_MAX;
1389 			bv.bv_val = &buf[0];
1390 			slap_keepalive_parse(&bv, &li->li_tls.sb_keepalive, 0, 0, 1);
1391 			value_add_one( &c->rvalue_vals, &bv );
1392 			break;
1393 			}
1394 
1395 		default:
1396 			/* FIXME: we need to handle all... */
1397 			assert( 0 );
1398 			break;
1399 		}
1400 		return rc;
1401 
1402 	} else if ( c->op == LDAP_MOD_DELETE ) {
1403 		switch( c->type ) {
1404 		case LDAP_BACK_CFG_URI:
1405 			if ( li->li_uri != NULL ) {
1406 				ch_free( li->li_uri );
1407 				li->li_uri = NULL;
1408 
1409 				assert( li->li_bvuri != NULL );
1410 				ber_bvarray_free( li->li_bvuri );
1411 				li->li_bvuri = NULL;
1412 			}
1413 
1414 			/* better cleanup the cached connections... */
1415 			/* NOTE: don't worry about locking: if we got here,
1416 			 * other threads are suspended. */
1417 			if ( li->li_conninfo.lai_tree != NULL ) {
1418 				avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
1419 				li->li_conninfo.lai_tree = NULL;
1420 			}
1421 
1422 			break;
1423 
1424 		case LDAP_BACK_CFG_TLS:
1425 			rc = 1;
1426 			break;
1427 
1428 		case LDAP_BACK_CFG_ACL_AUTHCDN:
1429 		case LDAP_BACK_CFG_ACL_PASSWD:
1430 		case LDAP_BACK_CFG_ACL_METHOD:
1431 			/* handled by LDAP_BACK_CFG_ACL_BIND */
1432 			rc = 1;
1433 			break;
1434 
1435 		case LDAP_BACK_CFG_ACL_BIND:
1436 			bindconf_free( &li->li_acl );
1437 			break;
1438 
1439 		case LDAP_BACK_CFG_IDASSERT_MODE:
1440 		case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1441 		case LDAP_BACK_CFG_IDASSERT_PASSWD:
1442 		case LDAP_BACK_CFG_IDASSERT_METHOD:
1443 			/* handled by LDAP_BACK_CFG_IDASSERT_BIND */
1444 			rc = 1;
1445 			break;
1446 
1447 		case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1448 		case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
1449 			BerVarray *bvp;
1450 
1451 			switch ( c->type ) {
1452 			case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
1453 			case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
1454 			default: assert( 0 ); break;
1455 			}
1456 
1457 			if ( c->valx < 0 ) {
1458 				if ( *bvp != NULL ) {
1459 					ber_bvarray_free( *bvp );
1460 					*bvp = NULL;
1461 				}
1462 
1463 			} else {
1464 				int i;
1465 
1466 				if ( *bvp == NULL ) {
1467 					rc = 1;
1468 					break;
1469 				}
1470 
1471 				for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ )
1472 					;
1473 
1474 				if ( i >= c->valx ) {
1475 					rc = 1;
1476 					break;
1477 				}
1478 				ber_memfree( ((*bvp)[ c->valx ]).bv_val );
1479 				for ( i = c->valx; !BER_BVISNULL( &((*bvp)[ i + 1 ]) ); i++ ) {
1480 					(*bvp)[ i ] = (*bvp)[ i + 1 ];
1481 				}
1482 				BER_BVZERO( &((*bvp)[ i ]) );
1483 			}
1484 			} break;
1485 
1486 		case LDAP_BACK_CFG_IDASSERT_BIND:
1487 			bindconf_free( &li->li_idassert.si_bc );
1488 			memset( &li->li_idassert, 0, sizeof( slap_idassert_t ) );
1489 			break;
1490 
1491 		case LDAP_BACK_CFG_REBIND:
1492 		case LDAP_BACK_CFG_CHASE:
1493 		case LDAP_BACK_CFG_T_F:
1494 		case LDAP_BACK_CFG_WHOAMI:
1495 		case LDAP_BACK_CFG_CANCEL:
1496 			rc = 1;
1497 			break;
1498 
1499 		case LDAP_BACK_CFG_TIMEOUT:
1500 			for ( i = 0; i < SLAP_OP_LAST; i++ ) {
1501 				li->li_timeout[ i ] = 0;
1502 			}
1503 			break;
1504 
1505 		case LDAP_BACK_CFG_IDLE_TIMEOUT:
1506 			li->li_idle_timeout = 0;
1507 			break;
1508 
1509 		case LDAP_BACK_CFG_CONN_TTL:
1510 			li->li_conn_ttl = 0;
1511 			break;
1512 
1513 		case LDAP_BACK_CFG_NETWORK_TIMEOUT:
1514 			li->li_network_timeout = 0;
1515 			break;
1516 
1517 		case LDAP_BACK_CFG_VERSION:
1518 			li->li_version = 0;
1519 			break;
1520 
1521 		case LDAP_BACK_CFG_SINGLECONN:
1522 			li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
1523 			break;
1524 
1525 		case LDAP_BACK_CFG_USETEMP:
1526 			li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
1527 			break;
1528 
1529 		case LDAP_BACK_CFG_CONNPOOLMAX:
1530 			li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
1531 			break;
1532 
1533 		case LDAP_BACK_CFG_QUARANTINE:
1534 			if ( !LDAP_BACK_QUARANTINE( li ) ) {
1535 				break;
1536 			}
1537 
1538 			slap_retry_info_destroy( &li->li_quarantine );
1539 			ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
1540 			li->li_isquarantined = 0;
1541 			li->li_flags &= ~LDAP_BACK_F_QUARANTINE;
1542 			break;
1543 
1544 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1545 		case LDAP_BACK_CFG_ST_REQUEST:
1546 			li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
1547 			break;
1548 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
1549 
1550 		case LDAP_BACK_CFG_NOREFS:
1551 			li->li_flags &= ~LDAP_BACK_F_NOREFS;
1552 			break;
1553 
1554 		case LDAP_BACK_CFG_NOUNDEFFILTER:
1555 			li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
1556 			break;
1557 
1558 		case LDAP_BACK_CFG_ONERR:
1559 			li->li_flags &= ~LDAP_BACK_F_ONERR_STOP;
1560 			break;
1561 
1562 		case LDAP_BACK_CFG_KEEPALIVE:
1563 			li->li_tls.sb_keepalive.sk_idle = 0;
1564 			li->li_tls.sb_keepalive.sk_probes = 0;
1565 			li->li_tls.sb_keepalive.sk_interval = 0;
1566 			break;
1567 
1568 		default:
1569 			/* FIXME: we need to handle all... */
1570 			assert( 0 );
1571 			break;
1572 		}
1573 		return rc;
1574 
1575 	}
1576 
1577 	switch( c->type ) {
1578 	case LDAP_BACK_CFG_URI: {
1579 		LDAPURLDesc	*tmpludp, *lud;
1580 		char		**urllist = NULL;
1581 		int		urlrc = LDAP_URL_SUCCESS, i;
1582 
1583 		if ( li->li_uri != NULL ) {
1584 			ch_free( li->li_uri );
1585 			li->li_uri = NULL;
1586 
1587 			assert( li->li_bvuri != NULL );
1588 			ber_bvarray_free( li->li_bvuri );
1589 			li->li_bvuri = NULL;
1590 		}
1591 
1592 		/* PARANOID: DN and more are not required nor allowed */
1593 		urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
1594 		if ( urlrc != LDAP_URL_SUCCESS ) {
1595 			char	*why;
1596 
1597 			switch ( urlrc ) {
1598 			case LDAP_URL_ERR_MEM:
1599 				why = "no memory";
1600 				break;
1601 			case LDAP_URL_ERR_PARAM:
1602 		  		why = "parameter is bad";
1603 				break;
1604 			case LDAP_URL_ERR_BADSCHEME:
1605 				why = "URL doesn't begin with \"[c]ldap[si]://\"";
1606 				break;
1607 			case LDAP_URL_ERR_BADENCLOSURE:
1608 				why = "URL is missing trailing \">\"";
1609 				break;
1610 			case LDAP_URL_ERR_BADURL:
1611 				why = "URL is bad";
1612 				break;
1613 			case LDAP_URL_ERR_BADHOST:
1614 				why = "host/port is bad";
1615 				break;
1616 			case LDAP_URL_ERR_BADATTRS:
1617 				why = "bad (or missing) attributes";
1618 				break;
1619 			case LDAP_URL_ERR_BADSCOPE:
1620 				why = "scope string is invalid (or missing)";
1621 				break;
1622 			case LDAP_URL_ERR_BADFILTER:
1623 				why = "bad or missing filter";
1624 				break;
1625 			case LDAP_URL_ERR_BADEXTS:
1626 				why = "bad or missing extensions";
1627 				break;
1628 			default:
1629 				why = "unknown reason";
1630 				break;
1631 			}
1632 			snprintf( c->cr_msg, sizeof( c->cr_msg),
1633 					"unable to parse uri \"%s\" "
1634 					"in \"uri <uri>\" line: %s",
1635 					c->value_string, why );
1636 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1637 			urlrc = 1;
1638 			goto done_url;
1639 		}
1640 
1641 		for ( i = 0, tmpludp = lud;
1642 				tmpludp;
1643 				i++, tmpludp = tmpludp->lud_next )
1644 		{
1645 			if ( ( tmpludp->lud_dn != NULL
1646 						&& tmpludp->lud_dn[0] != '\0' )
1647 					|| tmpludp->lud_attrs != NULL
1648 					/* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
1649 					|| tmpludp->lud_filter != NULL
1650 					|| tmpludp->lud_exts != NULL )
1651 			{
1652 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
1653 						"warning, only protocol, "
1654 						"host and port allowed "
1655 						"in \"uri <uri>\" statement "
1656 						"for uri #%d of \"%s\"",
1657 						i, c->argv[ 1 ] );
1658 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1659 			}
1660 		}
1661 
1662 		for ( i = 0, tmpludp = lud;
1663 				tmpludp;
1664 				i++, tmpludp = tmpludp->lud_next )
1665 			/* just count */
1666 			;
1667 		urllist = ch_calloc( sizeof( char * ), i + 1 );
1668 
1669 		for ( i = 0, tmpludp = lud;
1670 				tmpludp;
1671 				i++, tmpludp = tmpludp->lud_next )
1672 		{
1673 			LDAPURLDesc	tmplud;
1674 
1675 			tmplud = *tmpludp;
1676 			tmplud.lud_dn = "";
1677 			tmplud.lud_attrs = NULL;
1678 			tmplud.lud_filter = NULL;
1679 			if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
1680 				tmplud.lud_exts = NULL;
1681 				tmplud.lud_crit_exts = 0;
1682 			}
1683 
1684 			urllist[ i ]  = ldap_url_desc2str( &tmplud );
1685 
1686 			if ( urllist[ i ] == NULL ) {
1687 				snprintf( c->cr_msg, sizeof( c->cr_msg),
1688 					"unable to rebuild uri "
1689 					"in \"uri <uri>\" statement "
1690 					"for \"%s\"",
1691 					c->argv[ 1 ] );
1692 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1693 				urlrc = 1;
1694 				goto done_url;
1695 			}
1696 		}
1697 
1698 		li->li_uri = ldap_charray2str( urllist, " " );
1699 		for ( i = 0; urllist[ i ] != NULL; i++ ) {
1700 			struct berval	bv;
1701 
1702 			ber_str2bv( urllist[ i ], 0, 0, &bv );
1703 			ber_bvarray_add( &li->li_bvuri, &bv );
1704 			urllist[ i ] = NULL;
1705 		}
1706 		ldap_memfree( urllist );
1707 		urllist = NULL;
1708 
1709 done_url:;
1710 		if ( urllist ) {
1711 			ldap_charray_free( urllist );
1712 		}
1713 		if ( lud ) {
1714 			ldap_free_urllist( lud );
1715 		}
1716 		if ( urlrc != LDAP_URL_SUCCESS ) {
1717 			return 1;
1718 		}
1719 		break;
1720 	}
1721 
1722 	case LDAP_BACK_CFG_TLS:
1723 		i = verb_to_mask( c->argv[1], tls_mode );
1724 		if ( BER_BVISNULL( &tls_mode[i].word ) ) {
1725 			return 1;
1726 		}
1727 		li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
1728 		li->li_flags |= tls_mode[i].mask;
1729 		if ( c->argc > 2 ) {
1730 			for ( i=2; i<c->argc; i++ ) {
1731 				if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
1732 					return 1;
1733 			}
1734 			bindconf_tls_defaults( &li->li_tls );
1735 		}
1736 		break;
1737 
1738 	case LDAP_BACK_CFG_ACL_AUTHCDN:
1739 		switch ( li->li_acl_authmethod ) {
1740 		case LDAP_AUTH_NONE:
1741 			li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1742 			break;
1743 
1744 		case LDAP_AUTH_SIMPLE:
1745 			break;
1746 
1747 		default:
1748 			snprintf( c->cr_msg, sizeof( c->cr_msg),
1749 				"\"acl-authcDN <DN>\" incompatible "
1750 				"with auth method %d",
1751 				li->li_acl_authmethod );
1752 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1753 			return 1;
1754 		}
1755 		if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
1756 			free( li->li_acl_authcDN.bv_val );
1757 		}
1758 		ber_memfree_x( c->value_dn.bv_val, NULL );
1759 		li->li_acl_authcDN = c->value_ndn;
1760 		BER_BVZERO( &c->value_dn );
1761 		BER_BVZERO( &c->value_ndn );
1762 		break;
1763 
1764 	case LDAP_BACK_CFG_ACL_PASSWD:
1765 		switch ( li->li_acl_authmethod ) {
1766 		case LDAP_AUTH_NONE:
1767 			li->li_acl_authmethod = LDAP_AUTH_SIMPLE;
1768 			break;
1769 
1770 		case LDAP_AUTH_SIMPLE:
1771 			break;
1772 
1773 		default:
1774 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1775 				"\"acl-passwd <cred>\" incompatible "
1776 				"with auth method %d",
1777 				li->li_acl_authmethod );
1778 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1779 			return 1;
1780 		}
1781 		if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
1782 			free( li->li_acl_passwd.bv_val );
1783 		}
1784 		ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_acl_passwd );
1785 		break;
1786 
1787 	case LDAP_BACK_CFG_ACL_METHOD:
1788 	case LDAP_BACK_CFG_ACL_BIND:
1789 		for ( i = 1; i < c->argc; i++ ) {
1790 			if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
1791 				return 1;
1792 			}
1793 		}
1794 		bindconf_tls_defaults( &li->li_acl );
1795 		break;
1796 
1797 	case LDAP_BACK_CFG_IDASSERT_MODE:
1798 		i = verb_to_mask( c->argv[1], idassert_mode );
1799 		if ( BER_BVISNULL( &idassert_mode[i].word ) ) {
1800 			if ( strncasecmp( c->argv[1], "u:", STRLENOF( "u:" ) ) == 0 ) {
1801 				li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERID;
1802 				ber_str2bv( c->argv[1], 0, 1, &li->li_idassert_authzID );
1803 				li->li_idassert_authzID.bv_val[ 0 ] = 'u';
1804 
1805 			} else {
1806 				struct berval	id, ndn;
1807 
1808 				ber_str2bv( c->argv[1], 0, 0, &id );
1809 
1810 				if ( strncasecmp( c->argv[1], "dn:", STRLENOF( "dn:" ) ) == 0 ) {
1811 					id.bv_val += STRLENOF( "dn:" );
1812 					id.bv_len -= STRLENOF( "dn:" );
1813 				}
1814 
1815 				rc = dnNormalize( 0, NULL, NULL, &id, &ndn, NULL );
1816                                 if ( rc != LDAP_SUCCESS ) {
1817                                         Debug( LDAP_DEBUG_ANY,
1818                                                 "%s: line %d: idassert ID \"%s\" is not a valid DN\n",
1819                                                 c->fname, c->lineno, c->argv[1] );
1820                                         return 1;
1821                                 }
1822 
1823                                 li->li_idassert_authzID.bv_len = STRLENOF( "dn:" ) + ndn.bv_len;
1824                                 li->li_idassert_authzID.bv_val = ch_malloc( li->li_idassert_authzID.bv_len + 1 );
1825                                 AC_MEMCPY( li->li_idassert_authzID.bv_val, "dn:", STRLENOF( "dn:" ) );
1826                                 AC_MEMCPY( &li->li_idassert_authzID.bv_val[ STRLENOF( "dn:" ) ], ndn.bv_val, ndn.bv_len + 1 );
1827                                 ch_free( ndn.bv_val );
1828 
1829                                 li->li_idassert_mode = LDAP_BACK_IDASSERT_OTHERDN;
1830 			}
1831 
1832 		} else {
1833 			li->li_idassert_mode = idassert_mode[i].mask;
1834 		}
1835 
1836 		if ( c->argc > 2 ) {
1837 			int	i;
1838 
1839 			for ( i = 2; i < c->argc; i++ ) {
1840 				if ( strcasecmp( c->argv[ i ], "override" ) == 0 ) {
1841 					li->li_idassert_flags |= LDAP_BACK_AUTH_OVERRIDE;
1842 
1843 				} else if ( strcasecmp( c->argv[ i ], "prescriptive" ) == 0 ) {
1844 					li->li_idassert_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
1845 
1846 				} else if ( strcasecmp( c->argv[ i ], "non-prescriptive" ) == 0 ) {
1847 					li->li_idassert_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
1848 
1849 				} else if ( strcasecmp( c->argv[ i ], "obsolete-proxy-authz" ) == 0 ) {
1850 					if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
1851 						Debug( LDAP_DEBUG_ANY,
1852                                        	 		"%s: line %d: \"obsolete-proxy-authz\" flag "
1853                                         		"in \"idassert-mode <args>\" "
1854                                         		"incompatible with previously issued \"obsolete-encoding-workaround\" flag.\n",
1855                                         		c->fname, c->lineno, 0 );
1856                                 		return 1;
1857 					}
1858 					li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
1859 
1860 				} else if ( strcasecmp( c->argv[ i ], "obsolete-encoding-workaround" ) == 0 ) {
1861 					if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
1862 						Debug( LDAP_DEBUG_ANY,
1863                                        	 		"%s: line %d: \"obsolete-encoding-workaround\" flag "
1864                                         		"in \"idassert-mode <args>\" "
1865                                         		"incompatible with previously issued \"obsolete-proxy-authz\" flag.\n",
1866                                         		c->fname, c->lineno, 0 );
1867                                 		return 1;
1868 					}
1869 					li->li_idassert_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
1870 
1871 				} else {
1872 					Debug( LDAP_DEBUG_ANY,
1873                                         	"%s: line %d: unknown flag #%d "
1874                                         	"in \"idassert-mode <args> "
1875                                         	"[<flags>]\" line.\n",
1876                                         	c->fname, c->lineno, i - 2 );
1877                                 	return 1;
1878 				}
1879                         }
1880                 }
1881 		break;
1882 
1883 	case LDAP_BACK_CFG_IDASSERT_AUTHCDN:
1884 		switch ( li->li_idassert_authmethod ) {
1885 		case LDAP_AUTH_NONE:
1886 			li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1887 			break;
1888 
1889 		case LDAP_AUTH_SIMPLE:
1890 			break;
1891 
1892 		default:
1893 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1894 				"\"idassert-authcDN <DN>\" incompatible "
1895 				"with auth method %d",
1896 				li->li_idassert_authmethod );
1897 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1898 			return 1;
1899 		}
1900 		if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
1901 			free( li->li_idassert_authcDN.bv_val );
1902 		}
1903 		ber_memfree_x( c->value_dn.bv_val, NULL );
1904 		li->li_idassert_authcDN = c->value_ndn;
1905 		BER_BVZERO( &c->value_dn );
1906 		BER_BVZERO( &c->value_ndn );
1907 		break;
1908 
1909 	case LDAP_BACK_CFG_IDASSERT_PASSWD:
1910 		switch ( li->li_idassert_authmethod ) {
1911 		case LDAP_AUTH_NONE:
1912 			li->li_idassert_authmethod = LDAP_AUTH_SIMPLE;
1913 			break;
1914 
1915 		case LDAP_AUTH_SIMPLE:
1916 			break;
1917 
1918 		default:
1919 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
1920 				"\"idassert-passwd <cred>\" incompatible "
1921 				"with auth method %d",
1922 				li->li_idassert_authmethod );
1923 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1924 			return 1;
1925 		}
1926 		if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
1927 			free( li->li_idassert_passwd.bv_val );
1928 		}
1929 		ber_str2bv( c->argv[ 1 ], 0, 1, &li->li_idassert_passwd );
1930 		break;
1931 
1932 	case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
1933 		rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
1934 		break;
1935 
1936 	case LDAP_BACK_CFG_IDASSERT_PASSTHRU:
1937 		rc = slap_idassert_passthru_parse( c, &li->li_idassert );
1938 		break;
1939 
1940 	case LDAP_BACK_CFG_IDASSERT_METHOD:
1941 		/* no longer supported */
1942 		snprintf( c->cr_msg, sizeof( c->cr_msg ),
1943 			"\"idassert-method <args>\": "
1944 			"no longer supported; use \"idassert-bind\"" );
1945 		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1946 		return 1;
1947 
1948 	case LDAP_BACK_CFG_IDASSERT_BIND:
1949 		rc = slap_idassert_parse( c, &li->li_idassert );
1950 		break;
1951 
1952 	case LDAP_BACK_CFG_REBIND:
1953 		if ( c->argc == 1 || c->value_int ) {
1954 			li->li_flags |= LDAP_BACK_F_SAVECRED;
1955 
1956 		} else {
1957 			li->li_flags &= ~LDAP_BACK_F_SAVECRED;
1958 		}
1959 		break;
1960 
1961 	case LDAP_BACK_CFG_CHASE:
1962 		if ( c->argc == 1 || c->value_int ) {
1963 			li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
1964 
1965 		} else {
1966 			li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
1967 		}
1968 		break;
1969 
1970 	case LDAP_BACK_CFG_T_F: {
1971 		slap_mask_t		mask;
1972 
1973 		i = verb_to_mask( c->argv[1], t_f_mode );
1974 		if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
1975 			return 1;
1976 		}
1977 
1978 		mask = t_f_mode[i].mask;
1979 
1980 		if ( LDAP_BACK_ISOPEN( li )
1981 			&& mask == LDAP_BACK_F_T_F_DISCOVER
1982 			&& !LDAP_BACK_T_F( li ) )
1983 		{
1984 			slap_bindconf	sb = { BER_BVNULL };
1985 			int		rc;
1986 
1987 			if ( li->li_uri == NULL ) {
1988 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
1989 					"need URI to discover absolute filters support "
1990 					"in \"t-f-support discover\"" );
1991 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
1992 				return 1;
1993 			}
1994 
1995 			ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
1996 			sb.sb_version = li->li_version;
1997 			sb.sb_method = LDAP_AUTH_SIMPLE;
1998 			BER_BVSTR( &sb.sb_binddn, "" );
1999 
2000 			rc = slap_discover_feature( &sb,
2001 					slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
2002 					LDAP_FEATURE_ABSOLUTE_FILTERS );
2003 			if ( rc == LDAP_COMPARE_TRUE ) {
2004 				mask |= LDAP_BACK_F_T_F;
2005 			}
2006 		}
2007 
2008 		li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
2009 		li->li_flags |= mask;
2010 		} break;
2011 
2012 	case LDAP_BACK_CFG_WHOAMI:
2013 		if ( c->argc == 1 || c->value_int ) {
2014 			li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
2015 			load_extop( (struct berval *)&slap_EXOP_WHOAMI,
2016 					0, ldap_back_exop_whoami );
2017 
2018 		} else {
2019 			li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
2020 		}
2021 		break;
2022 
2023 	case LDAP_BACK_CFG_TIMEOUT:
2024 		for ( i = 1; i < c->argc; i++ ) {
2025 			if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
2026 				int		j;
2027 				unsigned	u;
2028 
2029 				if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
2030 					snprintf( c->cr_msg, sizeof( c->cr_msg),
2031 						"unable to parse timeout \"%s\"",
2032 						c->argv[ i ] );
2033 					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2034 					return 1;
2035 				}
2036 
2037 				for ( j = 0; j < SLAP_OP_LAST; j++ ) {
2038 					li->li_timeout[ j ] = u;
2039 				}
2040 
2041 				continue;
2042 			}
2043 
2044 			if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
2045 				snprintf( c->cr_msg, sizeof( c->cr_msg),
2046 					"unable to parse timeout \"%s\"",
2047 					c->argv[ i ] );
2048 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2049 				return 1;
2050 			}
2051 		}
2052 		break;
2053 
2054 	case LDAP_BACK_CFG_IDLE_TIMEOUT: {
2055 		unsigned long	t;
2056 
2057 		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2058 			snprintf( c->cr_msg, sizeof( c->cr_msg),
2059 				"unable to parse idle timeout \"%s\"",
2060 				c->argv[ 1 ] );
2061 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2062 			return 1;
2063 		}
2064 		li->li_idle_timeout = (time_t)t;
2065 		} break;
2066 
2067 	case LDAP_BACK_CFG_CONN_TTL: {
2068 		unsigned long	t;
2069 
2070 		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2071 			snprintf( c->cr_msg, sizeof( c->cr_msg),
2072 				"unable to parse conn ttl\"%s\"",
2073 				c->argv[ 1 ] );
2074 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2075 			return 1;
2076 		}
2077 		li->li_conn_ttl = (time_t)t;
2078 		} break;
2079 
2080 	case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
2081 		unsigned long	t;
2082 
2083 		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
2084 			snprintf( c->cr_msg, sizeof( c->cr_msg),
2085 				"unable to parse network timeout \"%s\"",
2086 				c->argv[ 1 ] );
2087 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2088 			return 1;
2089 		}
2090 		li->li_network_timeout = (time_t)t;
2091 		} break;
2092 
2093 	case LDAP_BACK_CFG_VERSION:
2094 		if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
2095 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
2096 				"unsupported version \"%s\" "
2097 				"in \"protocol-version <version>\"",
2098 				c->argv[ 1 ] );
2099 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2100 			return 1;
2101 		}
2102 
2103 		li->li_version = c->value_int;
2104 		break;
2105 
2106 	case LDAP_BACK_CFG_SINGLECONN:
2107 		if ( c->value_int ) {
2108 			li->li_flags |= LDAP_BACK_F_SINGLECONN;
2109 
2110 		} else {
2111 			li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
2112 		}
2113 		break;
2114 
2115 	case LDAP_BACK_CFG_USETEMP:
2116 		if ( c->value_int ) {
2117 			li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
2118 
2119 		} else {
2120 			li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
2121 		}
2122 		break;
2123 
2124 	case LDAP_BACK_CFG_CONNPOOLMAX:
2125 		if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
2126 			|| c->value_int > LDAP_BACK_CONN_PRIV_MAX )
2127 		{
2128 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
2129 				"invalid max size " "of privileged "
2130 				"connections pool \"%s\" "
2131 				"in \"conn-pool-max <n> "
2132 				"(must be between %d and %d)\"",
2133 				c->argv[ 1 ],
2134 				LDAP_BACK_CONN_PRIV_MIN,
2135 				LDAP_BACK_CONN_PRIV_MAX );
2136 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2137 			return 1;
2138 		}
2139 		li->li_conn_priv_max = c->value_int;
2140 		break;
2141 
2142 	case LDAP_BACK_CFG_CANCEL: {
2143 		slap_mask_t		mask;
2144 
2145 		i = verb_to_mask( c->argv[1], cancel_mode );
2146 		if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
2147 			return 1;
2148 		}
2149 
2150 		mask = cancel_mode[i].mask;
2151 
2152 		if ( LDAP_BACK_ISOPEN( li )
2153 			&& mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
2154 			&& !LDAP_BACK_CANCEL( li ) )
2155 		{
2156 			slap_bindconf	sb = { BER_BVNULL };
2157 			int		rc;
2158 
2159 			if ( li->li_uri == NULL ) {
2160 				snprintf( c->cr_msg, sizeof( c->cr_msg ),
2161 					"need URI to discover \"cancel\" support "
2162 					"in \"cancel exop-discover\"" );
2163 				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2164 				return 1;
2165 			}
2166 
2167 			ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
2168 			sb.sb_version = li->li_version;
2169 			sb.sb_method = LDAP_AUTH_SIMPLE;
2170 			BER_BVSTR( &sb.sb_binddn, "" );
2171 
2172 			rc = slap_discover_feature( &sb,
2173 					slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
2174 					LDAP_EXOP_CANCEL );
2175 			if ( rc == LDAP_COMPARE_TRUE ) {
2176 				mask |= LDAP_BACK_F_CANCEL_EXOP;
2177 			}
2178 		}
2179 
2180 		li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
2181 		li->li_flags |= mask;
2182 		} break;
2183 
2184 	case LDAP_BACK_CFG_QUARANTINE:
2185 		if ( LDAP_BACK_QUARANTINE( li ) ) {
2186 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
2187 				"quarantine already defined" );
2188 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2189 			return 1;
2190 		}
2191 		rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
2192 			c->cr_msg, sizeof( c->cr_msg ) );
2193 		if ( rc ) {
2194 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2195 
2196 		} else {
2197 			ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
2198 			/* give it a chance to retry if the pattern gets reset
2199 			 * via back-config */
2200 			li->li_isquarantined = 0;
2201 			li->li_flags |= LDAP_BACK_F_QUARANTINE;
2202 		}
2203 		break;
2204 
2205 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
2206 	case LDAP_BACK_CFG_ST_REQUEST:
2207 		if ( c->value_int ) {
2208 			li->li_flags |= LDAP_BACK_F_ST_REQUEST;
2209 
2210 		} else {
2211 			li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
2212 		}
2213 		break;
2214 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
2215 
2216 	case LDAP_BACK_CFG_NOREFS:
2217 		if ( c->value_int ) {
2218 			li->li_flags |= LDAP_BACK_F_NOREFS;
2219 
2220 		} else {
2221 			li->li_flags &= ~LDAP_BACK_F_NOREFS;
2222 		}
2223 		break;
2224 
2225 	case LDAP_BACK_CFG_NOUNDEFFILTER:
2226 		if ( c->value_int ) {
2227 			li->li_flags |= LDAP_BACK_F_NOUNDEFFILTER;
2228 
2229 		} else {
2230 			li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
2231 		}
2232 		break;
2233 
2234 	case LDAP_BACK_CFG_ONERR:
2235 	/* onerr? */
2236 		i = verb_to_mask( c->argv[1], onerr_mode );
2237 		if ( BER_BVISNULL( &onerr_mode[i].word ) ) {
2238 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
2239 				"%s unknown argument \"%s\"",
2240 				c->argv[0], c->argv[1] );
2241 			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2242 			return 1;
2243 		}
2244 		li->li_flags &= ~LDAP_BACK_F_ONERR_STOP;
2245 		li->li_flags |= onerr_mode[i].mask;
2246 		break;
2247 
2248 	case LDAP_BACK_CFG_REWRITE:
2249 		snprintf( c->cr_msg, sizeof( c->cr_msg ),
2250 			"rewrite/remap capabilities have been moved "
2251 			"to the \"rwm\" overlay; see slapo-rwm(5) "
2252 			"for details (hint: add \"overlay rwm\" "
2253 			"and prefix all directives with \"rwm-\")" );
2254 		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
2255 		return 1;
2256 
2257 	case LDAP_BACK_CFG_KEEPALIVE:
2258 		slap_keepalive_parse( ber_bvstrdup(c->argv[1]),
2259 				 &li->li_tls.sb_keepalive, 0, 0, 0);
2260 		break;
2261 
2262 	default:
2263 		/* FIXME: try to catch inconsistencies */
2264 		assert( 0 );
2265 		break;
2266 	}
2267 
2268 	return rc;
2269 }
2270 
2271 int
2272 ldap_back_init_cf( BackendInfo *bi )
2273 {
2274 	int			rc;
2275 	AttributeDescription	*ad = NULL;
2276 	const char		*text;
2277 
2278 	/* Make sure we don't exceed the bits reserved for userland */
2279 	config_check_userland( LDAP_BACK_CFG_LAST );
2280 
2281 	bi->bi_cf_ocs = ldapocs;
2282 
2283 	rc = config_register_schema( ldapcfg, ldapocs );
2284 	if ( rc ) {
2285 		return rc;
2286 	}
2287 
2288 	/* setup olcDbAclPasswd and olcDbIDAssertPasswd
2289 	 * to be base64-encoded when written in LDIF form;
2290 	 * basically, we don't care if it fails */
2291 	rc = slap_str2ad( "olcDbACLPasswd", &ad, &text );
2292 	if ( rc ) {
2293 		Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2294 			"warning, unable to get \"olcDbACLPasswd\" "
2295 			"attribute description: %d: %s\n",
2296 			rc, text, 0 );
2297 	} else {
2298 		(void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2299 			ad->ad_type->sat_oid );
2300 	}
2301 
2302 	ad = NULL;
2303 	rc = slap_str2ad( "olcDbIDAssertPasswd", &ad, &text );
2304 	if ( rc ) {
2305 		Debug( LDAP_DEBUG_ANY, "config_back_initialize: "
2306 			"warning, unable to get \"olcDbIDAssertPasswd\" "
2307 			"attribute description: %d: %s\n",
2308 			rc, text, 0 );
2309 	} else {
2310 		(void)ldif_must_b64_encode_register( ad->ad_cname.bv_val,
2311 			ad->ad_type->sat_oid );
2312 	}
2313 
2314 	return 0;
2315 }
2316 
2317 static int
2318 ldap_pbind_cf_gen( ConfigArgs *c )
2319 {
2320 	slap_overinst	*on = (slap_overinst *)c->bi;
2321 	void	*private = c->be->be_private;
2322 	int		rc;
2323 
2324 	c->be->be_private = on->on_bi.bi_private;
2325 	rc = ldap_back_cf_gen( c );
2326 	c->be->be_private = private;
2327 	return rc;
2328 }
2329 
2330 int
2331 ldap_pbind_init_cf( BackendInfo *bi )
2332 {
2333 	bi->bi_cf_ocs = pbindocs;
2334 
2335 	return config_register_schema( pbindcfg, pbindocs );
2336 }
2337 
2338 static int
2339 ldap_back_exop_whoami(
2340 		Operation	*op,
2341 		SlapReply	*rs )
2342 {
2343 	struct berval *bv = NULL;
2344 
2345 	if ( op->oq_extended.rs_reqdata != NULL ) {
2346 		/* no request data should be provided */
2347 		rs->sr_text = "no request data expected";
2348 		return rs->sr_err = LDAP_PROTOCOL_ERROR;
2349 	}
2350 
2351 	Statslog( LDAP_DEBUG_STATS, "%s WHOAMI\n",
2352 	    op->o_log_prefix, 0, 0, 0, 0 );
2353 
2354 	rs->sr_err = backend_check_restrictions( op, rs,
2355 			(struct berval *)&slap_EXOP_WHOAMI );
2356 	if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
2357 
2358 	/* if auth'd by back-ldap and request is proxied, forward it */
2359 	if ( op->o_conn->c_authz_backend
2360 		&& !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
2361 		&& !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
2362 	{
2363 		ldapconn_t	*lc = NULL;
2364 		LDAPControl c, *ctrls[2] = {NULL, NULL};
2365 		LDAPMessage *res;
2366 		Operation op2 = *op;
2367 		ber_int_t msgid;
2368 		int doretry = 1;
2369 		char *ptr;
2370 
2371 		ctrls[0] = &c;
2372 		op2.o_ndn = op->o_conn->c_ndn;
2373 		if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
2374 			return -1;
2375 		}
2376 		c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
2377 		c.ldctl_iscritical = 1;
2378 		c.ldctl_value.bv_val = op->o_tmpalloc(
2379 			op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
2380 			op->o_tmpmemctx );
2381 		c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
2382 		ptr = c.ldctl_value.bv_val;
2383 		ptr = lutil_strcopy( ptr, "dn:" );
2384 		ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
2385 		ptr[ 0 ] = '\0';
2386 
2387 retry:
2388 		rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
2389 		if ( rs->sr_err == LDAP_SUCCESS ) {
2390 			/* by now, make sure no timeout is used (ITS#6282) */
2391 			struct timeval tv = { -1, 0 };
2392 			if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, &tv, &res ) == -1 ) {
2393 				ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
2394 					&rs->sr_err );
2395 				if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {
2396 					doretry = 0;
2397 					if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
2398 						goto retry;
2399 					}
2400 				}
2401 
2402 			} else {
2403 				/* NOTE: are we sure "bv" will be malloc'ed
2404 				 * with the appropriate memory? */
2405 				rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
2406 				ldap_msgfree(res);
2407 			}
2408 		}
2409 		op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
2410 		if ( rs->sr_err != LDAP_SUCCESS ) {
2411 			rs->sr_err = slap_map_api2result( rs );
2412 		}
2413 
2414 		if ( lc != NULL ) {
2415 			ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
2416 		}
2417 
2418 	} else {
2419 		/* else just do the same as before */
2420 		bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
2421 		if ( !BER_BVISEMPTY( &op->o_dn ) ) {
2422 			bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
2423 			bv->bv_val = ch_malloc( bv->bv_len + 1 );
2424 			AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
2425 			AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
2426 				op->o_dn.bv_len );
2427 			bv->bv_val[ bv->bv_len ] = '\0';
2428 
2429 		} else {
2430 			bv->bv_len = 0;
2431 			bv->bv_val = NULL;
2432 		}
2433 	}
2434 
2435 	rs->sr_rspdata = bv;
2436 	return rs->sr_err;
2437 }
2438 
2439 
2440