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;
92 struct berval val, *bv[2] = { &val, NULL };
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,
115 /* initialize the debug level */
116 for ( i = 0; int_2_level[ i ].i != 0; i++ ) {
117 if ( int_2_level[ i ].i & ldap_syslog ) {
118 val.bv_val = ( char * )int_2_level[ i ].s;
119 val.bv_len = strlen( val.bv_val );
121 attr_merge( e, monitor_ad_desc, bv );
125 monitor_cache_release( mi, e );
131 monitor_subsys_log_modify(
132 struct monitorinfo *mi,
134 Modifications *modlist
138 int newlevel = ldap_syslog;
139 Attribute *save_attrs;
142 ldap_pvt_thread_mutex_lock( &monitor_log_mutex );
144 save_attrs = e->e_attrs;
145 e->e_attrs = attrs_dup( e->e_attrs );
147 for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
148 Modification *mod = &ml->sml_mod;
151 * accept all operational attributes
153 if ( is_at_operational( mod->sm_desc->ad_type ) ) {
154 ( void ) attr_delete( &e->e_attrs, mod->sm_desc );
155 rc = attr_merge( e, mod->sm_desc, mod->sm_bvalues );
163 * only the monitor description attribute can be modified
165 } else if ( mod->sm_desc != monitor_ad_desc ) {
166 rc = LDAP_UNWILLING_TO_PERFORM;
170 switch ( mod->sm_op ) {
172 rc = add_values( e, mod, &newlevel );
175 case LDAP_MOD_DELETE:
176 rc = delete_values( e, mod, &newlevel );
179 case LDAP_MOD_REPLACE:
180 rc = replace_values( e, mod, &newlevel );
184 rc = LDAP_OPERATIONS_ERROR;
188 if ( rc != LDAP_SUCCESS ) {
193 /* set the new debug level */
194 if ( rc == LDAP_SUCCESS ) {
196 static char textbuf[1024];
199 /* check for abandon */
200 ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
201 if ( op->o_abandon ) {
202 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
209 /* check that the entry still obeys the schema */
210 rc = entry_schema_check( e, save_attrs, &text, textbuf,
212 if ( rc != LDAP_SUCCESS ) {
216 ldap_syslog = newlevel;
218 #if 0 /* debug rather than log */
219 slap_debug = newlevel;
220 lutil_set_debug_level( "slapd", slap_debug );
221 ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
222 ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
223 ldif_debug = slap_debug;
228 if ( rc == LDAP_SUCCESS ) {
229 attrs_free( save_attrs );
232 attrs_free( e->e_attrs );
233 e->e_attrs = save_attrs;
236 ldap_pvt_thread_mutex_unlock( &monitor_log_mutex );
242 loglevel2int( const char *str )
246 for ( i = 0; int_2_level[ i ].i != 0; i++ ) {
247 if ( strcasecmp( str, int_2_level[ i ].s ) == 0 ) {
248 return int_2_level[ i ].i;
256 int2loglevel( int n )
260 for ( i = 0; int_2_level[ i ].i != 0; i++ ) {
261 if ( int_2_level[ i ].i == n ) {
262 return int_2_level[ i ].s;
270 check_constraints( Modification *mod, int *newlevel )
274 for ( i = 0; mod->sm_bvalues && mod->sm_bvalues[i] != NULL; i++ ) {
279 l = loglevel2int( mod->sm_bvalues[i]->bv_val );
281 return LDAP_CONSTRAINT_VIOLATION;
284 s = int2loglevel( l );
286 assert( len == mod->sm_bvalues[i]->bv_len );
288 AC_MEMCPY( mod->sm_bvalues[i]->bv_val, s, len );
297 add_values( Entry *e, Modification *mod, int *newlevel )
301 MatchingRule *mr = mod->sm_desc->ad_type->sat_equality;
303 rc = check_constraints( mod, newlevel );
304 if ( rc != LDAP_SUCCESS ) {
308 a = attr_find( e->e_attrs, mod->sm_desc );
312 /* "description" SHOULD have appropriate rules ... */
313 if ( mr == NULL || !mr->smr_match ) {
314 return LDAP_INAPPROPRIATE_MATCHING;
317 for ( i = 0; mod->sm_bvalues[i] != NULL; i++ ) {
320 const char *text = NULL;
321 struct berval *asserted = NULL;
323 rc = value_normalize( mod->sm_desc,
329 if ( rc != LDAP_SUCCESS ) {
333 for ( j = 0; a->a_vals[j] != NULL; j++ ) {
335 int rc = value_match( &match, mod->sm_desc, mr,
336 SLAP_MR_VALUE_SYNTAX_MATCH,
337 a->a_vals[j], asserted, &text );
339 if ( rc == LDAP_SUCCESS && match == 0 ) {
340 ber_bvfree( asserted );
341 return LDAP_TYPE_OR_VALUE_EXISTS;
345 ber_bvfree( asserted );
350 if ( attr_merge( e, mod->sm_desc, mod->sm_bvalues ) != 0 ) {
351 /* this should return result return of attr_merge */
359 delete_values( Entry *e, Modification *mod, int *newlevel )
361 int i, j, k, found, rc, nl = 0;
363 MatchingRule *mr = mod->sm_desc->ad_type->sat_equality;
365 rc = check_constraints( mod, &nl );
366 if ( rc != LDAP_SUCCESS ) {
372 /* delete the entire attribute */
373 if ( mod->sm_bvalues == NULL ) {
374 int rc = attr_delete( &e->e_attrs, mod->sm_desc );
377 rc = LDAP_NO_SUCH_ATTRIBUTE;
385 if ( mr == NULL || !mr->smr_match ) {
386 /* disallow specific attributes from being deleted if
387 * no equality rule */
388 return LDAP_INAPPROPRIATE_MATCHING;
391 /* delete specific values - find the attribute first */
392 if ( (a = attr_find( e->e_attrs, mod->sm_desc )) == NULL ) {
393 return( LDAP_NO_SUCH_ATTRIBUTE );
396 /* find each value to delete */
397 for ( i = 0; mod->sm_bvalues[i] != NULL; i++ ) {
399 const char *text = NULL;
401 struct berval *asserted = NULL;
403 rc = value_normalize( mod->sm_desc,
409 if( rc != LDAP_SUCCESS ) return rc;
412 for ( j = 0; a->a_vals[j] != NULL; j++ ) {
414 int rc = value_match( &match, mod->sm_desc, mr,
415 SLAP_MR_VALUE_SYNTAX_MATCH,
416 a->a_vals[j], asserted, &text );
418 if( rc == LDAP_SUCCESS && match != 0 ) {
422 /* found a matching value */
426 ber_bvfree( a->a_vals[j] );
427 for ( k = j + 1; a->a_vals[k] != NULL; k++ ) {
428 a->a_vals[k - 1] = a->a_vals[k];
430 a->a_vals[k - 1] = NULL;
435 ber_bvfree( asserted );
437 /* looked through them all w/o finding it */
439 return LDAP_NO_SUCH_ATTRIBUTE;
443 /* if no values remain, delete the entire attribute */
444 if ( a->a_vals[0] == NULL ) {
445 /* should already be zero */
448 if ( attr_delete( &e->e_attrs, mod->sm_desc ) ) {
449 return LDAP_NO_SUCH_ATTRIBUTE;
457 replace_values( Entry *e, Modification *mod, int *newlevel )
462 rc = check_constraints( mod, newlevel );
463 if ( rc != LDAP_SUCCESS ) {
467 rc = attr_delete( &e->e_attrs, mod->sm_desc );
469 if ( rc != LDAP_SUCCESS && rc != LDAP_NO_SUCH_ATTRIBUTE ) {
473 if ( mod->sm_bvalues != NULL &&
474 attr_merge( e, mod->sm_desc, mod->sm_bvalues ) != 0 ) {