1 /* log.c - deal with log subsystem */
3 * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
7 * Copyright 2001 The OpenLDAP Foundation, All Rights Reserved.
8 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
10 * Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
12 * This work has beed deveolped for the OpenLDAP Foundation
13 * in the hope that it may be useful to the Open Source community,
14 * but WITHOUT ANY WARRANTY.
16 * Permission is granted to anyone to use this software for any purpose
17 * on any computer system, and to alter it and redistribute it, subject
18 * to the following restrictions:
20 * 1. The author and SysNet s.n.c. are not responsible for the consequences
21 * of use of this software, no matter how awful, even if they arise from
24 * 2. The origin of this software must not be misrepresented, either by
25 * explicit claim or by omission. Since few users ever read sources,
26 * credits should appear in the documentation.
28 * 3. Altered versions must be plainly marked as such, and must not be
29 * misrepresented as being the original software. Since few users
30 * ever read sources, credits should appear in the documentation.
31 * SysNet s.n.c. cannot be responsible for the consequences of the
34 * 4. This notice may not be removed or altered.
41 #include <ac/string.h>
46 #include "back-monitor.h"
51 ldap_pvt_thread_mutex_t monitor_log_mutex;
57 { LDAP_DEBUG_TRACE, "Trace" },
58 { LDAP_DEBUG_PACKETS, "Packets" },
59 { LDAP_DEBUG_ARGS, "Args" },
60 { LDAP_DEBUG_CONNS, "Conns" },
61 { LDAP_DEBUG_BER, "BER" },
62 { LDAP_DEBUG_FILTER, "Filter" },
63 { LDAP_DEBUG_CONFIG, "Config" }, /* useless */
64 { LDAP_DEBUG_ACL, "ACL" },
65 { LDAP_DEBUG_STATS, "Stats" },
66 { LDAP_DEBUG_STATS2, "Stats2" },
67 { LDAP_DEBUG_SHELL, "Shell" },
68 { LDAP_DEBUG_PARSE, "Parse" },
69 { LDAP_DEBUG_CACHE, "Cache" },
70 { LDAP_DEBUG_INDEX, "Index" },
74 static int loglevel2int( const char *str );
75 static const char * int2loglevel( int n );
77 static int add_values( Entry *e, Modification *mod, int *newlevel );
78 static int delete_values( Entry *e, Modification *mod, int *newlevel );
79 static int replace_values( Entry *e, Modification *mod, int *newlevel );
82 * initializes log subentry
85 monitor_subsys_log_init(
89 struct monitorinfo *mi;
94 ldap_pvt_thread_mutex_init( &monitor_log_mutex );
96 mi = ( struct monitorinfo * )be->be_private;
98 if ( monitor_cache_get( mi, &monitor_subsys[SLAPD_MONITOR_LOG].mss_ndn,
101 LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
102 "monitor_subsys_log_init: "
103 "unable to get entry '%s'\n",
104 monitor_subsys[SLAPD_MONITOR_LOG].mss_ndn.bv_val ));
106 Debug( LDAP_DEBUG_ANY,
107 "monitor_subsys_log_init: "
108 "unable to get entry '%s'\n%s%s",
109 monitor_subsys[SLAPD_MONITOR_LOG].mss_ndn.bv_val,
117 /* initialize the debug level */
118 for ( i = 0; int_2_level[ i ].i != 0; i++ ) {
119 if ( int_2_level[ i ].i & ldap_syslog ) {
120 bv[0].bv_val = ( char * )int_2_level[ i ].s;
121 bv[0].bv_len = strlen( bv[0].bv_val );
123 attr_merge( e, monitor_ad_desc, bv );
127 monitor_cache_release( mi, e );
133 monitor_subsys_log_modify(
134 struct monitorinfo *mi,
136 Modifications *modlist
140 int newlevel = ldap_syslog;
141 Attribute *save_attrs;
144 ldap_pvt_thread_mutex_lock( &monitor_log_mutex );
146 save_attrs = e->e_attrs;
147 e->e_attrs = attrs_dup( e->e_attrs );
149 for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
150 Modification *mod = &ml->sml_mod;
153 * accept all operational attributes
155 if ( is_at_operational( mod->sm_desc->ad_type ) ) {
156 ( void ) attr_delete( &e->e_attrs, mod->sm_desc );
157 rc = attr_merge( e, mod->sm_desc, mod->sm_bvalues );
165 * only the monitor description attribute can be modified
167 } else if ( mod->sm_desc != monitor_ad_desc ) {
168 rc = LDAP_UNWILLING_TO_PERFORM;
172 switch ( mod->sm_op ) {
174 rc = add_values( e, mod, &newlevel );
177 case LDAP_MOD_DELETE:
178 rc = delete_values( e, mod, &newlevel );
181 case LDAP_MOD_REPLACE:
182 rc = replace_values( e, mod, &newlevel );
186 rc = LDAP_OPERATIONS_ERROR;
190 if ( rc != LDAP_SUCCESS ) {
195 /* set the new debug level */
196 if ( rc == LDAP_SUCCESS ) {
198 static char textbuf[1024];
201 /* check for abandon */
202 ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
203 if ( op->o_abandon ) {
204 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
211 /* check that the entry still obeys the schema */
212 rc = entry_schema_check( e, save_attrs, &text, textbuf,
214 if ( rc != LDAP_SUCCESS ) {
218 ldap_syslog = newlevel;
220 #if 0 /* debug rather than log */
221 slap_debug = newlevel;
222 lutil_set_debug_level( "slapd", slap_debug );
223 ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
224 ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
225 ldif_debug = slap_debug;
230 if ( rc == LDAP_SUCCESS ) {
231 attrs_free( save_attrs );
234 attrs_free( e->e_attrs );
235 e->e_attrs = save_attrs;
238 ldap_pvt_thread_mutex_unlock( &monitor_log_mutex );
244 loglevel2int( const char *str )
248 for ( i = 0; int_2_level[ i ].i != 0; i++ ) {
249 if ( strcasecmp( str, int_2_level[ i ].s ) == 0 ) {
250 return int_2_level[ i ].i;
258 int2loglevel( int n )
262 for ( i = 0; int_2_level[ i ].i != 0; i++ ) {
263 if ( int_2_level[ i ].i == n ) {
264 return int_2_level[ i ].s;
272 check_constraints( Modification *mod, int *newlevel )
276 for ( i = 0; mod->sm_bvalues && mod->sm_bvalues[i].bv_val != NULL; i++ ) {
281 l = loglevel2int( mod->sm_bvalues[i].bv_val );
283 return LDAP_CONSTRAINT_VIOLATION;
286 s = int2loglevel( l );
288 assert( len == mod->sm_bvalues[i].bv_len );
290 AC_MEMCPY( mod->sm_bvalues[i].bv_val, s, len );
299 add_values( Entry *e, Modification *mod, int *newlevel )
303 MatchingRule *mr = mod->sm_desc->ad_type->sat_equality;
305 rc = check_constraints( mod, newlevel );
306 if ( rc != LDAP_SUCCESS ) {
310 a = attr_find( e->e_attrs, mod->sm_desc );
314 /* "description" SHOULD have appropriate rules ... */
315 if ( mr == NULL || !mr->smr_match ) {
316 return LDAP_INAPPROPRIATE_MATCHING;
319 for ( i = 0; mod->sm_bvalues[i].bv_val != NULL; i++ ) {
322 const char *text = NULL;
323 struct berval asserted;
325 rc = value_normalize( mod->sm_desc,
331 if ( rc != LDAP_SUCCESS ) {
335 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) {
337 int rc = value_match( &match, mod->sm_desc, mr,
338 SLAP_MR_VALUE_SYNTAX_MATCH,
339 &a->a_vals[j], &asserted, &text );
341 if ( rc == LDAP_SUCCESS && match == 0 ) {
342 free( asserted.bv_val );
343 return LDAP_TYPE_OR_VALUE_EXISTS;
347 free( asserted.bv_val );
352 if ( attr_merge( e, mod->sm_desc, mod->sm_bvalues ) != 0 ) {
353 /* this should return result of attr_merge */
361 delete_values( Entry *e, Modification *mod, int *newlevel )
363 int i, j, k, found, rc, nl = 0;
365 MatchingRule *mr = mod->sm_desc->ad_type->sat_equality;
367 rc = check_constraints( mod, &nl );
368 if ( rc != LDAP_SUCCESS ) {
374 /* delete the entire attribute */
375 if ( mod->sm_bvalues == NULL ) {
376 int rc = attr_delete( &e->e_attrs, mod->sm_desc );
379 rc = LDAP_NO_SUCH_ATTRIBUTE;
387 if ( mr == NULL || !mr->smr_match ) {
388 /* disallow specific attributes from being deleted if
389 * no equality rule */
390 return LDAP_INAPPROPRIATE_MATCHING;
393 /* delete specific values - find the attribute first */
394 if ( (a = attr_find( e->e_attrs, mod->sm_desc )) == NULL ) {
395 return( LDAP_NO_SUCH_ATTRIBUTE );
398 /* find each value to delete */
399 for ( i = 0; mod->sm_bvalues[i].bv_val != NULL; i++ ) {
401 const char *text = NULL;
403 struct berval asserted;
405 rc = value_normalize( mod->sm_desc,
411 if( rc != LDAP_SUCCESS ) return rc;
414 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) {
416 int rc = value_match( &match, mod->sm_desc, mr,
417 SLAP_MR_VALUE_SYNTAX_MATCH,
418 &a->a_vals[j], &asserted, &text );
420 if( rc == LDAP_SUCCESS && match != 0 ) {
424 /* found a matching value */
428 free( a->a_vals[j].bv_val );
429 for ( k = j + 1; a->a_vals[k].bv_val != NULL; k++ ) {
430 a->a_vals[k - 1] = a->a_vals[k];
432 a->a_vals[k - 1].bv_val = NULL;
437 free( asserted.bv_val );
439 /* looked through them all w/o finding it */
441 return LDAP_NO_SUCH_ATTRIBUTE;
445 /* if no values remain, delete the entire attribute */
446 if ( a->a_vals[0].bv_val == NULL ) {
447 /* should already be zero */
450 if ( attr_delete( &e->e_attrs, mod->sm_desc ) ) {
451 return LDAP_NO_SUCH_ATTRIBUTE;
459 replace_values( Entry *e, Modification *mod, int *newlevel )
464 rc = check_constraints( mod, newlevel );
465 if ( rc != LDAP_SUCCESS ) {
469 rc = attr_delete( &e->e_attrs, mod->sm_desc );
471 if ( rc != LDAP_SUCCESS && rc != LDAP_NO_SUCH_ATTRIBUTE ) {
475 if ( mod->sm_bvalues != NULL &&
476 attr_merge( e, mod->sm_desc, mod->sm_bvalues ) != 0 ) {