/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 2003-2004 The OpenLDAP Foundation.
+ * Copyright 2003-2005 The OpenLDAP Foundation.
* Portions Copyright 2003 IBM Corporation.
* Portions Copyright 2003 Symas Corporation.
* All rights reserved.
#include <ac/time.h>
#include "slap.h"
-#include "ldap_pvt.h"
#include "lutil.h"
#include "ldap_rq.h"
+#include "config.h"
+
/* query cache structs */
/* query */
typedef struct Query_s {
Filter* filter; /* Search Filter */
AttributeName* attrs; /* Projected attributes */
+ AttributeName* save_attrs; /* original attributes, saved for response */
struct berval base; /* Search Base */
int scope; /* Search scope */
} Query;
int max_entries; /* max number of entries cached */
int num_entries_limit; /* max # of entries in a cacheable query */
+ char response_cb; /* install the response callback
+ * at the tail of the callback list */
+#define PCACHE_RESPONSE_CB_HEAD 0
+#define PCACHE_RESPONSE_CB_TAIL 1
+
int cc_period; /* interval between successive consistency checks (sec) */
int cc_paused;
void *cc_arg;
op->o_tag = LDAP_REQ_MODIFY;
op->orm_modlist = modlist;
op->o_bd->be_modify( op, &sreply );
- slap_mods_free( modlist );
+ slap_mods_free( modlist, 1 );
} else if ( rc == LDAP_REFERRAL ||
rc == LDAP_NO_SUCH_OBJECT ) {
syncrepl_add_glue( op, e );
qc->lru_down = top;
qc->lru_up = NULL;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Base of added query = %s\n",
- q->base.bv_val, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "Base of added query = %s\n",
q->base.bv_val, 0, 0 );
-#endif
}
/* remove_query from LRU list */
MatchingRule* mrule = NULL;
if (inputf != NULL) {
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Lock QC index = %d\n",
- template_index, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "Lock QC index = %d\n",
template_index, 0, 0 );
-#endif
ldap_pvt_thread_rdwr_rlock(&(templa[template_index].t_rwlock));
for(qc=templa[template_index].query; qc != NULL; qc= qc->next) {
q = (Query*)qc;
&(fs->f_ava->aa_value), &text);
if (rc != LDAP_SUCCESS) {
ldap_pvt_thread_rdwr_runlock(&(templa[template_index].t_rwlock));
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "Unlock: Exiting QC index=%d\n",
- template_index, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"Unlock: Exiting QC index=%d\n",
template_index, 0, 0 );
-#endif
return 0;
}
}
}
}
}
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "Not answerable: Unlock QC index=%d\n",
- template_index, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"Not answerable: Unlock QC index=%d\n",
template_index, 0, 0 );
-#endif
ldap_pvt_thread_rdwr_runlock(&(templa[template_index].t_rwlock));
}
return 0;
free(qc->q_uuid.bv_val);
filter_free(q->filter);
free (q->base.bv_val);
- for (i=0; q->attrs[i].an_name.bv_val; i++) {
- free(q->attrs[i].an_name.bv_val);
+ if ( q->attrs ) {
+ for (i=0; q->attrs[i].an_name.bv_val; i++) {
+ free(q->attrs[i].an_name.bv_val);
+ }
+ free(q->attrs);
}
- free(q->attrs);
free(qc);
}
new_cached_query->lru_up = NULL;
new_cached_query->lru_down = NULL;
new_cached_query->expiry_time = slap_get_time() + templ->ttl;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Added query expires at %ld\n",
- (long) new_cached_query->expiry_time, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "Added query expires at %ld\n",
(long) new_cached_query->expiry_time, 0, 0 );
-#endif
new_query = (Query*)new_cached_query;
ber_dupbv(&new_query->base, &query->base);
new_query->attrs = query->attrs;
/* Adding a query */
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Lock AQ index = %d\n",
- template_index, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "Lock AQ index = %d\n",
template_index, 0, 0 );
-#endif
ldap_pvt_thread_rdwr_wlock(&templ->t_rwlock);
if (templ->query == NULL)
templ->query_last = new_cached_query;
new_cached_query->prev = NULL;
templ->query = new_cached_query;
templ->no_of_queries++;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "TEMPLATE %d QUERIES++ %d\n",
- template_index, templ->no_of_queries, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "TEMPLATE %d QUERIES++ %d\n",
template_index, templ->no_of_queries, 0 );
-#endif
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Unlock AQ index = %d \n",
- template_index, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "Unlock AQ index = %d \n",
template_index, 0, 0 );
-#endif
ldap_pvt_thread_rdwr_wunlock(&templ->t_rwlock);
/* Adding on top of LRU list */
result->bv_len = 0;
if (!bottom) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( BACK_META, DETAIL1,
- "Cache replacement invoked without "
- "any query in LRU list\n", 0, 0, 0 );
-#else
Debug ( LDAP_DEBUG_ANY,
"Cache replacement invoked without "
"any query in LRU list\n", 0, 0, 0 );
-#endif
return;
}
*result = bottom->q_uuid;
bottom->q_uuid.bv_val = NULL;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Lock CR index = %d\n", temp_id, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "Lock CR index = %d\n", temp_id, 0, 0 );
-#endif
ldap_pvt_thread_rdwr_wlock(&(qm->templates[temp_id].t_rwlock));
remove_from_template(bottom, (qm->templates+temp_id));
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "TEMPLATE %d QUERIES-- %d\n",
- temp_id, qm->templates[temp_id].no_of_queries, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "TEMPLATE %d QUERIES-- %d\n",
temp_id, qm->templates[temp_id].no_of_queries, 0 );
-#endif
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Unlock CR index = %d\n", temp_id, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "Unlock CR index = %d\n", temp_id, 0, 0 );
-#endif
ldap_pvt_thread_rdwr_wunlock(&(qm->templates[temp_id].t_rwlock));
free_query(bottom);
}
{
struct query_info *qi, *qnext;
char filter_str[64];
- AttributeAssertion ava;
+#ifdef LDAP_COMP_MATCH
+ AttributeAssertion ava = { NULL, BER_BVNULL, NULL };
+#else
+ AttributeAssertion ava = { NULL, BER_BVNULL };
+#endif
Filter filter = {LDAP_FILTER_EQUALITY};
SlapReply sreply = {REP_RESULT};
slap_callback cb = { NULL, remove_func, NULL, NULL };
op->o_req_ndn = op->o_bd->be_nsuffix[0];
op->ors_scope = LDAP_SCOPE_SUBTREE;
op->ors_deref = LDAP_DEREF_NEVER;
- op->ors_slimit = -1;
- op->ors_tlimit = -1;
+ op->ors_slimit = SLAP_NO_LIMIT;
+ op->ors_tlimit = SLAP_NO_LIMIT;
op->ors_filter = &filter;
op->ors_filterstr.bv_val = filter_str;
op->ors_filterstr.bv_len = strlen(filter_str);
op->o_req_ndn = qi->xdn;
if ( qi->del) {
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "DELETING ENTRY TEMPLATE=%s\n",
- query_uuid->bv_val, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY, "DELETING ENTRY TEMPLATE=%s\n",
query_uuid->bv_val, 0, 0 );
-#endif
op->o_tag = LDAP_REQ_DELETE;
vals[1].bv_val = NULL;
vals[1].bv_len = 0;
mod.sml_op = LDAP_MOD_DELETE;
+ mod.sml_flags = 0;
mod.sml_desc = ad_queryid;
mod.sml_type = ad_queryid->ad_cname;
- mod.sml_bvalues = vals;
+ mod.sml_values = vals;
+ mod.sml_nvalues = NULL;
mod.sml_next = NULL;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "REMOVING TEMP ATTR : TEMPLATE=%s\n",
- query_uuid->bv_val, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"REMOVING TEMP ATTR : TEMPLATE=%s\n",
query_uuid->bv_val, 0, 0 );
-#endif
op->orm_modlist = &mod;
(*filter_attrs)[*filter_cnt].an_desc = ad;
(*filter_attrs)[*filter_cnt].an_name = ad->ad_cname;
- (*filter_attrs)[*filter_cnt+1].an_name.bv_val = NULL;
- (*filter_attrs)[*filter_cnt+1].an_name.bv_len = 0;
+ (*filter_attrs)[*filter_cnt].an_oc = NULL;
+ (*filter_attrs)[*filter_cnt].an_oc_exclude = 0;
+ BER_BVZERO( &(*filter_attrs)[*filter_cnt+1].an_name );
(*filter_cnt)++;
return 0;
}
slap_overinst *on = si->on;
cache_manager *cm = on->on_bi.bi_private;
query_manager* qm = cm->qm;
- int i;
- int return_val;
+ int return_val = 0;
Entry *e;
struct berval crp_uuid;
char uuidbuf[ LDAP_LUTIL_UUIDSTR_BUFSIZE ];
op_tmp.o_dn = cm->db.be_rootdn;
op_tmp.o_ndn = cm->db.be_rootndn;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "UUID for query being added = %s\n",
- uuidbuf, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "UUID for query being added = %s\n",
uuidbuf, 0, 0 );
-#endif /* !NEW_LOGGING */
for ( e=si->head; e; e=si->head ) {
si->head = e->e_private;
e->e_private = NULL;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL2, "LOCKING REMOVE MUTEX\n",
- 0, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_NONE, "LOCKING REMOVE MUTEX\n", 0, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_mutex_lock(&cm->remove_mutex);
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL2, "LOCKED REMOVE MUTEX\n", 0, 0, 0);
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_NONE, "LOCKED REMOVE MUTEX\n", 0, 0, 0);
-#endif /* !NEW_LOGGING */
while ( cm->cur_entries > (cm->max_entries) ) {
qm->crfunc(qm, &crp_uuid);
if (crp_uuid.bv_val) {
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "Removing query UUID %s\n",
- crp_uuid.bv_val, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY,
"Removing query UUID %s\n",
crp_uuid.bv_val, 0, 0 );
-#endif /* !NEW_LOGGING */
return_val = remove_query_data(&op_tmp, rs, &crp_uuid);
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "QUERY REMOVED, SIZE=%d\n",
- return_val, 0, 0);
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY,
"QUERY REMOVED, SIZE=%d\n",
return_val, 0, 0);
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_mutex_lock(
&cm->cache_mutex );
cm->cur_entries -= return_val;
cm->num_cached_queries--;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "STORED QUERIES = %lu\n",
- cm->num_cached_queries, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY,
"STORED QUERIES = %lu\n",
cm->num_cached_queries, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_mutex_unlock(
&cm->cache_mutex );
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "QUERY REMOVED, CACHE ="
- "%d entries\n",
- cm->cur_entries, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY,
"QUERY REMOVED, CACHE ="
"%d entries\n",
cm->cur_entries, 0, 0 );
-#endif /* !NEW_LOGGING */
}
}
ldap_pvt_thread_mutex_unlock(&cm->remove_mutex);
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
cm->cur_entries += return_val;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "ENTRY ADDED/MERGED, CACHED ENTRIES=%d\n",
- cm->cur_entries, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY,
"ENTRY ADDED/MERGED, CACHED ENTRIES=%d\n",
cm->cur_entries, 0, 0 );
-#endif /* !NEW_LOGGING */
return_val = 0;
ldap_pvt_thread_mutex_unlock(&cm->cache_mutex);
}
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
cm->num_cached_queries++;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "STORED QUERIES = %lu\n",
- cm->num_cached_queries, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "STORED QUERIES = %lu\n",
cm->num_cached_queries, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_mutex_unlock(&cm->cache_mutex);
return return_val;
si->tail = NULL;
}
}
- } else if ( rs->sr_type == REP_RESULT && !si->over ) {
- if ( cache_entries( op, rs, &uuid ) == 0) {
+
+ if (rs->sr_attrs != op->ors_attrs ) {
+ op->o_tmpfree( rs->sr_attrs, op->o_tmpmemctx );
+ }
+ rs->sr_attrs = si->query.save_attrs;
+ op->o_tmpfree( op->ors_attrs, op->o_tmpmemctx );
+ op->ors_attrs = si->query.save_attrs;
+ si->query.save_attrs = NULL;
+
+ } else if ( rs->sr_type == REP_RESULT ) {
+ if ( si->count && cache_entries( op, rs, &uuid ) == 0 ) {
qm->addfunc(qm, &si->query, si->template_id, &uuid);
/* If the consistency checker suspended itself,
* wake it back up
*/
if ( cm->cc_paused ) {
- ldap_pvt_thread_mutex_lock( &syncrepl_rq.rq_mutex );
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
if ( cm->cc_paused ) {
cm->cc_paused = 0;
- ldap_pvt_runqueue_resched( &syncrepl_rq, cm->cc_arg, 0 );
+ ldap_pvt_runqueue_resched( &slapd_rq, cm->cc_arg, 0 );
}
- ldap_pvt_thread_mutex_unlock( &syncrepl_rq.rq_mutex );
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
}
}
+
+ /* free self */
+ op->o_callback->sc_cleanup = slap_freeself_cb;
}
return SLAP_CB_CONTINUE;
}
*new_attrs = (AttributeName*)(op->o_tmpalloc((count+1)*
sizeof(AttributeName), op->o_tmpmemctx));
if (attrs == NULL) {
- (*new_attrs)[0].an_name.bv_val = "*";
- (*new_attrs)[0].an_name.bv_len = 1;
- (*new_attrs)[1].an_name.bv_val = NULL;
- (*new_attrs)[1].an_name.bv_len = 0;
+ BER_BVSTR( &(*new_attrs)[0].an_name, "*" );
+ (*new_attrs)[0].an_desc = NULL;
+ (*new_attrs)[0].an_oc = NULL;
+ (*new_attrs)[0].an_oc_exclude = 0;
+ BER_BVZERO( &(*new_attrs)[1].an_name );
alluser = 1;
allop = 0;
} else {
(*new_attrs)[i].an_name = attrs[i].an_name;
(*new_attrs)[i].an_desc = attrs[i].an_desc;
}
- (*new_attrs)[count].an_name.bv_val = NULL;
- (*new_attrs)[count].an_name.bv_len = 0;
+ BER_BVZERO( &(*new_attrs)[count].an_name );
alluser = an_find(*new_attrs, &AllUser);
allop = an_find(*new_attrs, &AllOper);
}
(count+2)*sizeof(AttributeName), op->o_tmpmemctx));
(*new_attrs)[count].an_name = filter_attrs[i].an_name;
(*new_attrs)[count].an_desc = filter_attrs[i].an_desc;
+ (*new_attrs)[count].an_oc = NULL;
+ (*new_attrs)[count].an_oc_exclude = 0;
count++;
- (*new_attrs)[count].an_name.bv_val = NULL;
- (*new_attrs)[count].an_name.bv_len = 0;
+ BER_BVZERO( &(*new_attrs)[count].an_name );
}
}
+/* NOTE: this is a quick workaround to let pcache minimally interact
+ * with pagedResults. A more articulated solutions would be to
+ * perform the remote query without control and cache all results,
+ * performing the pagedResults search only within the client
+ * and the proxy. This requires pcache to understand pagedResults. */
+static int
+proxy_cache_chk_controls(
+ Operation *op,
+ SlapReply *rs )
+{
+ const char *non = "";
+ const char *stripped = "";
+
+ switch( op->o_pagedresults ) {
+ case SLAP_CONTROL_NONCRITICAL:
+ non = "non-";
+ stripped = "; stripped";
+ /* fallthru */
+
+ case SLAP_CONTROL_CRITICAL:
+ Debug( LDAP_DEBUG_ANY, "%s: "
+ "%scritical pagedResults control "
+ "disabled with proxy cache%s.\n",
+ op->o_log_prefix, non, stripped );
+
+ slap_remove_control( op, rs, slap_cids.sc_pagedResults, NULL );
+ break;
+
+ default:
+ rs->sr_err = SLAP_CB_CONTINUE;
+ break;
+ }
+
+ return rs->sr_err;
+}
+
static int
proxy_cache_search(
Operation *op,
int i = -1;
AttributeName *filter_attrs = NULL;
- AttributeName *new_attrs = NULL;
Query query;
return SLAP_CB_CONTINUE;
}
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "query template of incoming query = %s\n",
- tempstr.bv_val, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "query template of incoming query = %s\n",
tempstr.bv_val, 0, 0 );
-#endif /* !NEW_LOGGING */
+
+ /* FIXME: cannot cache/answer requests with pagedResults control */
+
/* find attr set */
attr_set = get_attr_set(op->ors_attrs, qm, cm->numattrsets);
query.filter = op->ors_filter;
query.attrs = op->ors_attrs;
+ query.save_attrs = NULL;
query.base = op->o_req_ndn;
query.scope = op->ors_scope;
cacheable = 1;
template_id = i;
}
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL2,
- "Entering QC, querystr = %s\n",
- op->ors_filterstr.bv_val, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_NONE, "Entering QC, querystr = %s\n",
op->ors_filterstr.bv_val, 0, 0 );
-#endif /* !NEW_LOGGING */
answerable = (*(qm->qcfunc))(qm, &query, i);
if (answerable)
}
op->o_tmpfree( tempstr.bv_val, op->o_tmpmemctx );
+ query.save_attrs = op->ors_attrs;
+ query.attrs = NULL;
+
if (answerable) {
- BackendDB *be = op->o_bd;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "QUERY ANSWERABLE\n", 0, 0, 0 );
-#else /* !NEW_LOGGING */
+ /* Need to clear the callbacks of the original operation,
+ * in case there are other overlays */
+ BackendDB *save_bd = op->o_bd;
+ slap_callback *save_cb = op->o_callback;
+
Debug( LDAP_DEBUG_ANY, "QUERY ANSWERABLE\n", 0, 0, 0 );
-#endif /* !NEW_LOGGING */
free(filter_attrs);
ldap_pvt_thread_rdwr_runlock(&qm->templates[i].t_rwlock);
op->o_bd = &cm->db;
+ op->o_callback = NULL;
i = cm->db.bd_info->bi_op_search( op, rs );
- op->o_bd = be;
+ op->o_bd = save_bd;
+ op->o_callback = save_cb;
return i;
}
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "QUERY NOT ANSWERABLE\n",
- 0, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "QUERY NOT ANSWERABLE\n", 0, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
if (cm->num_cached_queries >= cm->max_queries) {
ldap_pvt_thread_mutex_unlock(&cm->cache_mutex);
if (cacheable) {
- slap_callback *cb;
- struct search_info *si;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "QUERY CACHEABLE\n", 0, 0, 0 );
-#else /* !NEW_LOGGING */
+ slap_callback *cb;
+ struct search_info *si;
+
Debug( LDAP_DEBUG_ANY, "QUERY CACHEABLE\n", 0, 0, 0 );
-#endif /* !NEW_LOGGING */
query.filter = str2filter(op->ors_filterstr.bv_val);
if (op->ors_attrs) {
- for ( count=0; op->ors_attrs[ count ].an_name.bv_val; count++ ) {
- if ( op->ors_attrs[count].an_desc == slap_schema.si_ad_objectClass )
+ for ( count = 0; !BER_BVISNULL( &op->ors_attrs[ count ].an_name ); count++ ) {
+ if ( op->ors_attrs[count].an_desc == slap_schema.si_ad_objectClass ) {
oc_attr_absent = 0;
+ }
}
- query.attrs = (AttributeName*)ch_malloc( ( count + 1 + oc_attr_absent )
- *sizeof(AttributeName));
- for ( count=0; op->ors_attrs[ count ].an_name.bv_val; count++ ) {
+ query.attrs = (AttributeName *)ch_malloc( ( count + 1 + oc_attr_absent )
+ *sizeof(AttributeName) );
+ for ( count = 0; !BER_BVISNULL( &op->ors_attrs[ count ].an_name ); count++ ) {
ber_dupbv( &query.attrs[count].an_name, &op->ors_attrs[count].an_name );
query.attrs[count].an_desc = op->ors_attrs[count].an_desc;
+ query.attrs[count].an_oc = op->ors_attrs[count].an_oc;
+ query.attrs[count].an_oc_exclude = op->ors_attrs[count].an_oc_exclude;
}
if ( oc_attr_absent ) {
query.attrs[ count ].an_desc = slap_schema.si_ad_objectClass;
ber_dupbv( &query.attrs[count].an_name,
&slap_schema.si_ad_objectClass->ad_cname );
+ query.attrs[ count ].an_oc = NULL;
+ query.attrs[ count ].an_oc_exclude = 0;
count++;
}
- query.attrs[ count ].an_name.bv_val = NULL;
- query.attrs[ count ].an_name.bv_len = 0;
+ BER_BVZERO( &query.attrs[ count ].an_name );
}
- op->o_tmpfree(op->ors_attrs, op->o_tmpmemctx);
add_filter_attrs(op, &op->ors_attrs, query.attrs, filter_attrs);
+
cb = op->o_tmpalloc( sizeof(*cb) + sizeof(*si), op->o_tmpmemctx);
- cb->sc_next = op->o_callback;
cb->sc_response = proxy_cache_response;
cb->sc_cleanup = NULL;
cb->sc_private = (cb+1);
si->count = 0;
si->head = NULL;
si->tail = NULL;
- op->o_callback = cb;
+
+ if ( cm->response_cb == PCACHE_RESPONSE_CB_HEAD ) {
+ cb->sc_next = op->o_callback;
+ op->o_callback = cb;
+
+ } else {
+ slap_callback **pcb;
+
+ /* need to move the callback at the end, in case other
+ * overlays are present, so that the final entry is
+ * actually cached */
+ cb->sc_next = NULL;
+ for ( pcb = &op->o_callback; *pcb; pcb = &(*pcb)->sc_next );
+ *pcb = cb;
+ }
+
} else {
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "QUERY NOT CACHEABLE\n",
- 0, 0, 0);
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "QUERY NOT CACHEABLE\n",
0, 0, 0);
-#endif /* !NEW_LOGGING */
}
free(filter_attrs);
slap_overinst *on = rtask->arg;
cache_manager *cm = on->on_bi.bi_private;
query_manager *qm = cm->qm;
- Operation op = {0};
Connection conn = {0};
+ OperationBuffer opbuf;
+ Operation *op;
SlapReply rs = {REP_RESULT};
CachedQuery* query, *query_prev;
int i, return_val, pause = 1;
QueryTemplate* templ;
- connection_fake_init( &conn, &op, ctx );
+ op = (Operation *) &opbuf;
+ connection_fake_init( &conn, op, ctx );
- op.o_bd = &cm->db;
- op.o_dn = cm->db.be_rootdn;
- op.o_ndn = cm->db.be_rootndn;
+ op->o_bd = &cm->db;
+ op->o_dn = cm->db.be_rootdn;
+ op->o_ndn = cm->db.be_rootndn;
cm->cc_arg = arg;
templ = qm->templates + i;
query = templ->query_last;
if ( query ) pause = 0;
- op.o_time = slap_get_time();
+ op->o_time = slap_get_time();
ldap_pvt_thread_mutex_lock(&cm->remove_mutex);
- while (query && (query->expiry_time < op.o_time)) {
+ while (query && (query->expiry_time < op->o_time)) {
ldap_pvt_thread_mutex_lock(&qm->lru_mutex);
remove_query(qm, query);
ldap_pvt_thread_mutex_unlock(&qm->lru_mutex);
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Lock CR index = %d\n",
- i, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "Lock CR index = %d\n",
i, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_rdwr_wlock(&templ->t_rwlock);
remove_from_template(query, templ);
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "TEMPLATE %d QUERIES-- %d\n",
- i, templ->no_of_queries, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "TEMPLATE %d QUERIES-- %d\n",
i, templ->no_of_queries, 0 );
-#endif /* !NEW_LOGGING */
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Unlock CR index = %d\n",
- i, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "Unlock CR index = %d\n",
i, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_rdwr_wunlock(&templ->t_rwlock);
- return_val = remove_query_data(&op, &rs, &query->q_uuid);
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "STALE QUERY REMOVED, SIZE=%d\n",
- return_val, 0, 0 );
-#else /* !NEW_LOGGING */
+ return_val = remove_query_data(op, &rs, &query->q_uuid);
Debug( LDAP_DEBUG_ANY, "STALE QUERY REMOVED, SIZE=%d\n",
return_val, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
cm->cur_entries -= return_val;
cm->num_cached_queries--;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "STORED QUERIES = %lu\n",
- cm->num_cached_queries, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY, "STORED QUERIES = %lu\n",
cm->num_cached_queries, 0, 0 );
-#endif /* !NEW_LOGGING */
ldap_pvt_thread_mutex_unlock(&cm->cache_mutex);
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "STALE QUERY REMOVED, CACHE ="
- "%d entries\n",
- cm->cur_entries, 0, 0 );
-#else /* !NEW_LOGGING */
Debug( LDAP_DEBUG_ANY,
"STALE QUERY REMOVED, CACHE ="
"%d entries\n",
cm->cur_entries, 0, 0 );
-#endif /* !NEW_LOGGING */
query_prev = query;
query = query->prev;
free_query(query_prev);
}
ldap_pvt_thread_mutex_unlock(&cm->remove_mutex);
}
- /* If there were no queries, defer processing for a while */
- if ( pause ) {
- ldap_pvt_thread_mutex_lock( &syncrepl_rq.rq_mutex );
- cm->cc_paused = 1;
- if ( ldap_pvt_runqueue_isrunning( &syncrepl_rq, rtask )) {
- ldap_pvt_runqueue_stoptask( &syncrepl_rq, rtask );
- }
- ldap_pvt_runqueue_resched( &syncrepl_rq, rtask, 1 );
- ldap_pvt_thread_mutex_unlock( &syncrepl_rq.rq_mutex );
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
+ if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask )) {
+ ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
}
+ /* If there were no queries, defer processing for a while */
+ cm->cc_paused = pause;
+ ldap_pvt_runqueue_resched( &slapd_rq, rtask, pause );
+
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
return NULL;
}
#define MAX_ATTR_SETS 500
-static void find_supersets( struct attr_set* attr_sets, int numsets );
-static int compare_sets( struct attr_set* setA, int, int );
+
+/*
+ * compares two sets of attributes (indices i and j)
+ * returns 0: if neither set is contained in the other set
+ * 1: if set i is contained in set j
+ * 2: if set j is contained in set i
+ * 3: the sets are equivalent
+ */
static int
-proxy_cache_config(
- BackendDB *be,
- const char *fname,
- int lineno,
- int argc,
- char **argv
-)
+compare_sets(struct attr_set* set, int i, int j)
{
- slap_overinst *on = (slap_overinst *)be->bd_info;
+ int k,l,numI,numJ;
+ int common=0;
+ int result=0;
+
+ if (( set[i].attrs == NULL ) && ( set[j].attrs == NULL ))
+ return 3;
+
+ if ( set[i].attrs == NULL )
+ return 2;
+
+ if ( set[j].attrs == NULL )
+ return 1;
+
+ numI = set[i].count;
+ numJ = set[j].count;
+
+ for ( l=0; l < numI; l++ ) {
+ for ( k = 0; k < numJ; k++ ) {
+ if ( strcmp( set[i].attrs[l].an_name.bv_val,
+ set[j].attrs[k].an_name.bv_val ) == 0 )
+ common++;
+ }
+ }
+
+ if ( common == numI )
+ result = 1;
+
+ if ( common == numJ )
+ result += 2;
+
+ return result;
+}
+
+static void
+find_supersets ( struct attr_set* attr_sets, int numsets )
+{
+ int num[MAX_ATTR_SETS];
+ int i, j, res;
+ int* id_array;
+ for ( i = 0; i < MAX_ATTR_SETS; i++ )
+ num[i] = 0;
+
+ for ( i = 0; i < numsets; i++ ) {
+ attr_sets[i].ID_array = (int*) ch_malloc( sizeof( int ) );
+ attr_sets[i].ID_array[0] = -1;
+ }
+
+ for ( i = 0; i < numsets; i++ ) {
+ for ( j=i+1; j < numsets; j++ ) {
+ res = compare_sets( attr_sets, i, j );
+ switch ( res ) {
+ case 0:
+ break;
+ case 3:
+ case 1:
+ id_array = attr_sets[i].ID_array;
+ attr_sets[i].ID_array = (int *) ch_realloc( id_array,
+ ( num[i] + 2 ) * sizeof( int ));
+ attr_sets[i].ID_array[num[i]] = j;
+ attr_sets[i].ID_array[num[i]+1] = -1;
+ num[i]++;
+ if (res == 1)
+ break;
+ case 2:
+ id_array = attr_sets[j].ID_array;
+ attr_sets[j].ID_array = (int *) ch_realloc( id_array,
+ ( num[j] + 2 ) * sizeof( int ));
+ attr_sets[j].ID_array[num[j]] = i;
+ attr_sets[j].ID_array[num[j]+1] = -1;
+ num[j]++;
+ break;
+ }
+ }
+ }
+}
+
+enum {
+ PC_MAIN = 1,
+ PC_ATTR,
+ PC_TEMP,
+ PC_RESP
+};
+
+static ConfigDriver pc_cf_gen;
+static ConfigLDAPadd pc_ldadd;
+static ConfigCfAdd pc_cfadd;
+
+static ConfigTable pccfg[] = {
+ { "proxycache", "backend> <max_entries> <numattrsets> <entry limit> "
+ "<cycle_time",
+ 6, 6, 0, ARG_MAGIC|ARG_NO_DELETE|PC_MAIN, pc_cf_gen,
+ "( OLcfgOvAt:2.1 NAME 'olcProxyCache' "
+ "DESC 'ProxyCache basic parameters' "
+ "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
+ { "proxyattrset", "index> <attributes...",
+ 2, 0, 0, ARG_MAGIC|PC_ATTR, pc_cf_gen,
+ "( OLcfgOvAt:2.2 NAME 'olcProxyAttrset' "
+ "DESC 'A set of attributes to cache' "
+ "SYNTAX OMsDirectoryString )", NULL, NULL },
+ { "proxytemplate", "filter> <attrset-index> <TTL",
+ 4, 4, 0, ARG_MAGIC|PC_TEMP, pc_cf_gen,
+ "( OLcfgOvAt:2.3 NAME 'olcProxyTemplate' "
+ "DESC 'Filter template, attrset, and cache TTL' "
+ "SYNTAX OMsDirectoryString )", NULL, NULL },
+ { "response-callback", "head|tail(default)",
+ 2, 2, 0, ARG_MAGIC|PC_RESP, pc_cf_gen,
+ "( OLcfgOvAt:2.4 NAME 'olcProxyResponseCB' "
+ "DESC 'Response callback position in overlay stack' "
+ "SYNTAX OMsDirectoryString )", NULL, NULL },
+ { NULL, NULL, 0, 0, 0, ARG_IGNORED }
+};
+
+static ConfigOCs pcocs[] = {
+ { "( OLcfgOvOc:2.1 "
+ "NAME 'olcPcacheConfig' "
+ "DESC 'ProxyCache configuration' "
+ "SUP olcOverlayConfig "
+ "MUST ( olcProxyCache $ olcProxyAttrset $ olcProxyTemplate ) "
+ "MAY olcProxyResponseCB )", Cft_Overlay, pccfg, NULL, pc_cfadd },
+ { "( OLcfgOvOc:2.2 "
+ "NAME 'olcPcacheDatabase' "
+ "DESC 'Cache database configuration' "
+ "AUXILIARY )", Cft_Misc, pccfg, pc_ldadd },
+ { NULL, 0, NULL }
+};
+
+static int
+pc_ldadd( CfEntryInfo *p, Entry *e, ConfigArgs *ca )
+{
+ slap_overinst *on;
+ cache_manager *cm;
+
+ if ( p->ce_type != Cft_Overlay || !p->ce_bi ||
+ p->ce_bi->bi_cf_ocs != pcocs )
+ return LDAP_CONSTRAINT_VIOLATION;
+
+ on = (slap_overinst *)p->ce_bi;
+ cm = on->on_bi.bi_private;
+ ca->be = &cm->db;
+ return LDAP_SUCCESS;
+}
+
+static int
+pc_cfadd( Operation *op, SlapReply *rs, Entry *p, ConfigArgs *ca )
+{
+ CfEntryInfo *pe = p->e_private;
+ slap_overinst *on = (slap_overinst *)pe->ce_bi;
+ cache_manager *cm = on->on_bi.bi_private;
+ struct berval bv;
+
+ /* FIXME: should not hardcode "olcDatabase" here */
+ bv.bv_len = sprintf( ca->msg, "olcDatabase=%s", cm->db.bd_info->bi_type );
+ bv.bv_val = ca->msg;
+ ca->be = &cm->db;
+
+ /* We can only create this entry if the database is table-driven
+ */
+ if ( cm->db.bd_info->bi_cf_ocs )
+ config_build_entry( op, rs, pe, ca, &bv, cm->db.bd_info->bi_cf_ocs,
+ &pcocs[1] );
+
+ return 0;
+}
+
+static int
+pc_cf_gen( ConfigArgs *c )
+{
+ slap_overinst *on = (slap_overinst *)c->bi;
cache_manager* cm = on->on_bi.bi_private;
query_manager* qm = cm->qm;
QueryTemplate* temp;
AttributeName* attr_name;
AttributeName* attrarray;
const char* text=NULL;
-
- int index, i;
- int num;
-
- if ( strcasecmp( argv[0], "proxycache" ) == 0 ) {
- if ( argc < 6 ) {
- fprintf( stderr, "%s: line %d: missing arguments in \"proxycache"
- " <backend> <max_entries> <numattrsets> <entry limit> "
- "<cycle_time>\"\n", fname, lineno );
- return( 1 );
+ int i, num, rc = 0;
+ char *ptr;
+
+ if ( c->op == SLAP_CONFIG_EMIT ) {
+ struct berval bv;
+ switch( c->type ) {
+ case PC_MAIN:
+ bv.bv_len = sprintf( c->msg, "%s %d %d %d %d",
+ cm->db.bd_info->bi_type, cm->max_entries, cm->numattrsets,
+ cm->num_entries_limit, cm->cc_period );
+ bv.bv_val = c->msg;
+ value_add_one( &c->rvalue_vals, &bv );
+ break;
+ case PC_ATTR:
+ for (i=0; i<cm->numattrsets; i++) {
+ if ( !qm->attr_sets[i].count ) continue;
+
+ bv.bv_len = sprintf( c->msg, "%d", i );
+
+ /* count the attr length */
+ for ( attr_name = qm->attr_sets[i].attrs;
+ attr_name->an_name.bv_val; attr_name++ )
+ bv.bv_len += attr_name->an_name.bv_len + 1;
+
+ bv.bv_val = ch_malloc( bv.bv_len+1 );
+ ptr = lutil_strcopy( bv.bv_val, c->msg );
+ for ( attr_name = qm->attr_sets[i].attrs;
+ attr_name->an_name.bv_val; attr_name++ ) {
+ *ptr++ = ' ';
+ ptr = lutil_strcopy( ptr, attr_name->an_name.bv_val );
+ }
+ ber_bvarray_add( &c->rvalue_vals, &bv );
+ }
+ if ( !c->rvalue_vals )
+ rc = 1;
+ break;
+ case PC_TEMP:
+ for (i=0; i<cm->numtemplates; i++) {
+ bv.bv_len = sprintf( c->msg, " %d %ld",
+ qm->templates[i].attr_set_index,
+ qm->templates[i].ttl );
+ bv.bv_len += qm->templates[i].querystr.bv_len + 2;
+ bv.bv_val = ch_malloc( bv.bv_len+1 );
+ ptr = bv.bv_val;
+ *ptr++ = '"';
+ ptr = lutil_strcopy( ptr, qm->templates[i].querystr.bv_val );
+ *ptr++ = '"';
+ strcpy( ptr, c->msg );
+ ber_bvarray_add( &c->rvalue_vals, &bv );
+ }
+ if ( !c->rvalue_vals )
+ rc = 1;
+ break;
+ case PC_RESP:
+ if ( cm->response_cb == PCACHE_RESPONSE_CB_HEAD ) {
+ BER_BVSTR( &bv, "head" );
+ } else {
+ BER_BVSTR( &bv, "tail" );
+ }
+ value_add_one( &c->rvalue_vals, &bv );
+ break;
}
-
- cm->db.bd_info = backend_info( argv[1] );
- if ( !cm->db.bd_info ) {
- fprintf( stderr, "%s: line %d: backend %s unknown\n",
- fname, lineno, argv[1] );
- return( 1 );
+ return rc;
+ } else if ( c->op == LDAP_MOD_DELETE ) {
+ return 1; /* FIXME */
+#if 0
+ switch( c->type ) {
+ case PC_ATTR:
+ case PC_TEMP:
}
- if ( cm->db.bd_info->bi_db_init( &cm->db ) ) return( 1 );
-
- /* This type is in use, needs to be opened */
- cm->db.bd_info->bi_nDB++;
-
- cm->max_entries = atoi( argv[2] );
+ return rc;
+#endif
+ }
- cm->numattrsets = atoi( argv[3] );
+ switch( c->type ) {
+ case PC_MAIN:
+ cm->numattrsets = atoi( c->argv[3] );
if ( cm->numattrsets > MAX_ATTR_SETS ) {
- fprintf( stderr, "%s: line %d: numattrsets must be <= %d\n",
- fname, lineno, MAX_ATTR_SETS );
+ sprintf( c->msg, "numattrsets must be <= %d", MAX_ATTR_SETS );
+ Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
+ return( 1 );
+ }
+ if ( !backend_db_init( c->argv[1], &cm->db )) {
+ sprintf( c->msg, "unknown backend type" );
+ Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
return( 1 );
}
+ cm->max_entries = atoi( c->argv[2] );
- cm->num_entries_limit = atoi( argv[4] );
- cm->cc_period = atoi( argv[5] );
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
+ cm->num_entries_limit = atoi( c->argv[4] );
+ cm->cc_period = atoi( c->argv[5] );
+ Debug( LDAP_DEBUG_TRACE,
"Total # of attribute sets to be cached = %d\n",
cm->numattrsets, 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY,
- "Total # of attribute sets to be cached = %d\n",
- cm->numattrsets, 0, 0 );
-#endif
qm->attr_sets = ( struct attr_set * )ch_malloc( cm->numattrsets *
sizeof( struct attr_set ));
for ( i = 0; i < cm->numattrsets; i++ ) {
qm->attr_sets[i].attrs = NULL;
}
-
- } else if ( strcasecmp( argv[0], "proxyattrset" ) == 0 ) {
- if ( argc < 3 ) {
- fprintf( stderr, "%s: line %d: missing arguments in \"proxyattrset "
- "<index> <attributes>\"\n", fname, lineno );
- return( 1 );
- }
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Attribute Set # %d\n",
- atoi( argv[1] ), 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY, "Attribute Set # %d\n",
- atoi( argv[1] ), 0, 0 );
-#endif
- if (atoi(argv[1]) >= cm->numattrsets) {
- fprintf( stderr, "%s; line %d index out of bounds \n",
- fname, lineno );
+ break;
+ case PC_ATTR:
+ num = atoi( c->argv[1] );
+ if (num >= cm->numattrsets) {
+ sprintf( c->msg, "attrset index out of bounds" );
+ Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
return 1;
}
- index = atoi( argv[1] );
- if ( argv[2] && strcmp( argv[2], "*" ) ) {
- qm->attr_sets[index].count = argc - 2;
- qm->attr_sets[index].attrs = (AttributeName*)ch_malloc(
- (argc-1) * sizeof( AttributeName ));
- attr_name = qm->attr_sets[index].attrs;
- for ( i = 2; i < argc; i++ ) {
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "\t %s\n",
- argv[i], 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY, "\t %s\n",
- argv[i], 0, 0 );
-#endif
- ber_str2bv( argv[i], 0, 1,
- &attr_name->an_name);
+ if ( c->argv[2] && strcmp( c->argv[2], "*" ) ) {
+ qm->attr_sets[num].count = c->argc - 2;
+ qm->attr_sets[num].attrs = (AttributeName*)ch_malloc(
+ (c->argc-1) * sizeof( AttributeName ));
+ attr_name = qm->attr_sets[num].attrs;
+ for ( i = 2; i < c->argc; i++ ) {
+ ber_str2bv( c->argv[i], 0, 1, &attr_name->an_name);
attr_name->an_desc = NULL;
- slap_bv2ad( &attr_name->an_name,
- &attr_name->an_desc, &text );
+ if ( slap_bv2ad( &attr_name->an_name,
+ &attr_name->an_desc, &text )) {
+ strcpy( c->msg, text );
+ Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
+ ch_free( qm->attr_sets[num].attrs );
+ qm->attr_sets[num].attrs = NULL;
+ qm->attr_sets[num].count = 0;
+ return 1;
+ }
+ attr_name->an_oc = NULL;
+ attr_name->an_oc_exclude = 0;
attr_name++;
- attr_name->an_name.bv_val = NULL;
- attr_name->an_name.bv_len = 0;
+ BER_BVZERO( &attr_name->an_name );
}
}
- } else if ( strcasecmp( argv[0], "proxytemplate" ) == 0 ) {
- if ( argc != 4 ) {
- fprintf( stderr, "%s: line %d: missing argument(s) in "
- "\"proxytemplate <filter> <proj attr set> <TTL>\" line\n",
- fname, lineno );
- return( 1 );
- }
- if (( i = atoi( argv[2] )) >= cm->numattrsets ) {
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "%s: line %d, template index invalid\n",
- fname, lineno, 0 );
-#else
- Debug( LDAP_DEBUG_ANY,
- "%s: line %d, template index invalid\n",
- fname, lineno, 0 );
-#endif
+ break;
+ case PC_TEMP:
+ if (( i = atoi( c->argv[2] )) >= cm->numattrsets ) {
+ sprintf( c->msg, "template index invalid" );
+ Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
return 1;
}
num = cm->numtemplates;
temp = qm->templates + num;
ldap_pvt_thread_rdwr_init( &temp->t_rwlock );
temp->query = temp->query_last = NULL;
- temp->ttl = atoi( argv[3] );
+ temp->ttl = atoi( c->argv[3] );
temp->no_of_queries = 0;
- if ( argv[1] == NULL ) {
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1,
- "Templates string not specified "
- "for template %d\n", num, 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY,
- "Templates string not specified "
- "for template %d\n", num, 0, 0 );
-#endif
- return 1;
- }
- ber_str2bv( argv[1], 0, 1, &temp->querystr );
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "Template:\n", 0, 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY, "Template:\n", 0, 0, 0 );
-#endif
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, " query template: %s\n",
- temp->querystr.bv_val, 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY, " query template: %s\n",
+
+ ber_str2bv( c->argv[1], 0, 1, &temp->querystr );
+ Debug( LDAP_DEBUG_TRACE, "Template:\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, " query template: %s\n",
temp->querystr.bv_val, 0, 0 );
-#endif
temp->attr_set_index = i;
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, " attributes: \n", 0, 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY, " attributes: \n", 0, 0, 0 );
-#endif
+ Debug( LDAP_DEBUG_TRACE, " attributes: \n", 0, 0, 0 );
if ( ( attrarray = qm->attr_sets[i].attrs ) != NULL ) {
for ( i=0; attrarray[i].an_name.bv_val; i++ )
-#ifdef NEW_LOGGING
- LDAP_LOG( BACK_META, DETAIL1, "\t%s\n",
- attrarray[i].an_name.bv_val, 0, 0 );
-#else
- Debug( LDAP_DEBUG_ANY, "\t%s\n",
+ Debug( LDAP_DEBUG_TRACE, "\t%s\n",
attrarray[i].an_name.bv_val, 0, 0 );
-#endif
}
temp++;
temp->querystr.bv_val = NULL;
cm->numtemplates++;
+ break;
+ case PC_RESP:
+ if ( strcasecmp( c->argv[1], "head" ) == 0 ) {
+ cm->response_cb = PCACHE_RESPONSE_CB_HEAD;
+
+ } else if ( strcasecmp( c->argv[1], "tail" ) == 0 ) {
+ cm->response_cb = PCACHE_RESPONSE_CB_TAIL;
+
+ } else {
+ sprintf( c->msg, "unknown specifier" );
+ Debug( LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
+ return 1;
+ }
+ break;
}
- /* anything else */
- else {
- return cm->db.bd_info->bi_db_config( &cm->db, fname, lineno, argc, argv );
- }
- return 0;
+ return rc;
+}
+
+static int
+proxy_cache_config(
+ BackendDB *be,
+ const char *fname,
+ int lineno,
+ int argc,
+ char **argv
+)
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ cache_manager* cm = on->on_bi.bi_private;
+
+ /* Something for the cache database? */
+ if ( cm->db.bd_info && cm->db.bd_info->bi_db_config )
+ return cm->db.bd_info->bi_db_config( &cm->db, fname, lineno,
+ argc, argv );
+ return SLAP_CONF_UNKNOWN;
}
static int
cm->db = *be;
SLAP_DBFLAGS(&cm->db) |= SLAP_DBFLAG_NO_SCHEMA_CHECK;
cm->db.be_private = NULL;
+ cm->db.be_pcl_mutexp = &cm->db.be_pcl_mutex;
cm->qm = qm;
cm->numattrsets = 0;
cm->numtemplates = 0;
cm->max_entries = 0;
cm->cur_entries = 0;
cm->max_queries = 10000;
+ cm->response_cb = PCACHE_RESPONSE_CB_TAIL;
cm->cc_period = 1000;
cm->cc_paused = 0;
BackendDB *be
)
{
- slap_overinst *on = (slap_overinst *)be->bd_info;
- cache_manager *cm = on->on_bi.bi_private;
- int rc = 0;
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ cache_manager *cm = on->on_bi.bi_private;
+ int rc = 0;
- if ( cm->db.bd_info->bi_db_open ) {
- rc = cm->db.bd_info->bi_db_open( &cm->db );
- }
+ /* need to inherit something from the original database... */
+ cm->db.be_def_limit = be->be_def_limit;
+ cm->db.be_limits = be->be_limits;
+ cm->db.be_acl = be->be_acl;
+ cm->db.be_dfltaccess = be->be_dfltaccess;
+
+ rc = backend_startup_one( &cm->db );
/* There is no runqueue in TOOL mode */
if ( slapMode & SLAP_SERVER_MODE ) {
- ldap_pvt_thread_mutex_lock( &syncrepl_rq.rq_mutex );
- ldap_pvt_runqueue_insert( &syncrepl_rq, cm->cc_period,
- consistency_check, on );
- ldap_pvt_thread_mutex_unlock( &syncrepl_rq.rq_mutex );
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
+ ldap_pvt_runqueue_insert( &slapd_rq, cm->cc_period,
+ consistency_check, on,
+ "pcache_consistency", be->be_suffix[0].bv_val );
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
+
+ /* Cached database must have the rootdn */
+ if ( BER_BVISNULL( &cm->db.be_rootndn )
+ || BER_BVISEMPTY( &cm->db.be_rootndn ) )
+ {
+ Debug( LDAP_DEBUG_ANY, "proxy_cache_open(): "
+ "underlying database of type \"%s\"\n"
+ " serving naming context \"%s\"\n"
+ " has no \"rootdn\", required by \"proxycache\".\n",
+ on->on_info->oi_orig->bi_type,
+ cm->db.be_suffix[0].bv_val, 0 );
+ return 1;
+ }
}
return rc;
query_manager *qm = cm->qm;
int i, j, rc = 0;
+ /* cleanup stuff inherited from the original database... */
+ cm->db.be_limits = NULL;
+ cm->db.be_acl = NULL;
+
if ( cm->db.bd_info->bi_db_close ) {
rc = cm->db.bd_info->bi_db_close( &cm->db );
}
slap_overinst *on = (slap_overinst *)be->bd_info;
cache_manager *cm = on->on_bi.bi_private;
query_manager *qm = cm->qm;
- int rc = 0;
-
- if ( cm->db.bd_info->bi_db_destroy ) {
- rc = cm->db.bd_info->bi_db_destroy( &cm->db );
- }
- ldap_pvt_thread_mutex_destroy(&qm->lru_mutex);
- ldap_pvt_thread_mutex_destroy(&cm->cache_mutex);
- ldap_pvt_thread_mutex_destroy(&cm->remove_mutex);
- free( qm );
- free( cm );
- return rc;
-}
-
-static void
-find_supersets ( struct attr_set* attr_sets, int numsets )
-{
- int num[MAX_ATTR_SETS];
- int i, j, res;
- int* id_array;
- for ( i = 0; i < MAX_ATTR_SETS; i++ )
- num[i] = 0;
-
- for ( i = 0; i < numsets; i++ ) {
- attr_sets[i].ID_array = (int*) ch_malloc( sizeof( int ) );
- attr_sets[i].ID_array[0] = -1;
- }
-
- for ( i = 0; i < numsets; i++ ) {
- for ( j=i+1; j < numsets; j++ ) {
- res = compare_sets( attr_sets, i, j );
- switch ( res ) {
- case 0:
- break;
- case 3:
- case 1:
- id_array = attr_sets[i].ID_array;
- attr_sets[i].ID_array = (int *) ch_realloc( id_array,
- ( num[i] + 2 ) * sizeof( int ));
- attr_sets[i].ID_array[num[i]] = j;
- attr_sets[i].ID_array[num[i]+1] = -1;
- num[i]++;
- if (res == 1)
- break;
- case 2:
- id_array = attr_sets[j].ID_array;
- attr_sets[j].ID_array = (int *) ch_realloc( id_array,
- ( num[j] + 2 ) * sizeof( int ));
- attr_sets[j].ID_array[num[j]] = i;
- attr_sets[j].ID_array[num[j]+1] = -1;
- num[j]++;
- break;
- }
- }
- }
-}
-
-/*
- * compares two sets of attributes (indices i and j)
- * returns 0: if neither set is contained in the other set
- * 1: if set i is contained in set j
- * 2: if set j is contained in set i
- * 3: the sets are equivalent
- */
-
-static int
-compare_sets(struct attr_set* set, int i, int j)
-{
- int k,l,numI,numJ;
- int common=0;
- int result=0;
- if (( set[i].attrs == NULL ) && ( set[j].attrs == NULL ))
- return 3;
-
- if ( set[i].attrs == NULL )
- return 2;
+ /* cleanup stuff inherited from the original database... */
+ cm->db.be_suffix = NULL;
+ cm->db.be_nsuffix = NULL;
+ BER_BVZERO( &cm->db.be_rootdn );
+ BER_BVZERO( &cm->db.be_rootndn );
+ BER_BVZERO( &cm->db.be_rootpw );
+ /* FIXME: there might be more... */
- if ( set[j].attrs == NULL )
- return 1;
+ backend_destroy_one( &cm->db, 0 );
- numI = set[i].count;
- numJ = set[j].count;
-
- for ( l=0; l < numI; l++ ) {
- for ( k = 0; k < numJ; k++ ) {
- if ( strcmp( set[i].attrs[l].an_name.bv_val,
- set[j].attrs[k].an_name.bv_val ) == 0 )
- common++;
- }
- }
-
- if ( common == numI )
- result = 1;
-
- if ( common == numJ )
- result += 2;
+ ldap_pvt_thread_mutex_destroy( &qm->lru_mutex );
+ ldap_pvt_thread_mutex_destroy( &cm->cache_mutex );
+ ldap_pvt_thread_mutex_destroy( &cm->remove_mutex );
+ free( qm );
+ free( cm );
- return result;
+ return 0;
}
static slap_overinst proxy_cache;
at = ldap_str2attributetype( queryid_schema, &code, &err,
LDAP_SCHEMA_ALLOW_ALL );
if ( !at ) {
- fprintf( stderr, "AttributeType Load failed %s %s\n",
- ldap_scherr2str(code), err );
+ Debug( LDAP_DEBUG_ANY,
+ "pcache_init: ldap_str2attributetype failed %s %s\n",
+ ldap_scherr2str(code), err, 0 );
return code;
}
- code = at_add( at, &err );
+ code = at_add( at, 0, NULL, &err );
if ( !code ) {
slap_str2ad( at->at_names[0], &ad_queryid, &err );
}
ldap_memfree( at );
if ( code ) {
- fprintf( stderr, "AttributeType Load failed %s %s\n",
- scherr2str(code), err );
+ Debug( LDAP_DEBUG_ANY,
+ "pcache_init: at_add failed %s %s\n",
+ scherr2str(code), err, 0 );
return code;
}
- proxy_cache.on_bi.bi_type = "proxycache";
+ proxy_cache.on_bi.bi_type = "pcache";
proxy_cache.on_bi.bi_db_init = proxy_cache_init;
proxy_cache.on_bi.bi_db_config = proxy_cache_config;
proxy_cache.on_bi.bi_db_open = proxy_cache_open;
proxy_cache.on_bi.bi_db_destroy = proxy_cache_destroy;
proxy_cache.on_bi.bi_op_search = proxy_cache_search;
+ proxy_cache.on_bi.bi_chk_controls = proxy_cache_chk_controls;
+
+ proxy_cache.on_bi.bi_cf_ocs = pcocs;
+
+ code = config_register_schema( pccfg, pcocs );
+ if ( code ) return code;
+
return overlay_register( &proxy_cache );
}