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Use "pcache" dynamic debug level

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This commit is contained in:
Howard Chu 2006-02-02 08:31:15 +00:00
parent 0ef7742328
commit 71d439aba7
1 changed files with 44 additions and 38 deletions
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82
servers/slapd/overlays/pcache.c
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@ -136,6 +136,8 @@ typedef struct cache_manager_s {
query_manager* qm; /* query cache managed by the cache manager */
} cache_manager;
static int pcache_debug;
static AttributeDescription *ad_queryid;
static char *queryid_schema = "( 1.3.6.1.4.1.4203.666.1.12 NAME 'queryid' "
"DESC 'list of queries the entry belongs to' "
@ -263,7 +265,7 @@ add_query_on_top (query_manager* qm, CachedQuery* qc)
qc->lru_down = top;
qc->lru_up = NULL;
Debug( LDAP_DEBUG_CACHE, "Base of added query = %s\n",
Debug( pcache_debug, "Base of added query = %s\n",
q->base.bv_val, 0, 0 );
}
@ -492,7 +494,7 @@ query_containment(Operation *op, query_manager *qm,
MatchingRule* mrule = NULL;
if (inputf != NULL) {
Debug( LDAP_DEBUG_CACHE, "Lock QC index = %d\n",
Debug( pcache_debug, "Lock QC index = %d\n",
template_index, 0, 0 );
ldap_pvt_thread_rdwr_rlock(&(templa[template_index].t_rwlock));
for(qc=templa[template_index].query; qc != NULL; qc= qc->next) {
@ -523,7 +525,7 @@ query_containment(Operation *op, query_manager *qm,
&(fs->f_ava->aa_value), &text);
if (rc != LDAP_SUCCESS) {
ldap_pvt_thread_rdwr_runlock(&(templa[template_index].t_rwlock));
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"Unlock: Exiting QC index=%d\n",
template_index, 0, 0 );
return NULL;
@ -594,7 +596,7 @@ query_containment(Operation *op, query_manager *qm,
}
}
}
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"Not answerable: Unlock QC index=%d\n",
template_index, 0, 0 );
ldap_pvt_thread_rdwr_runlock(&(templa[template_index].t_rwlock));
@ -636,7 +638,7 @@ static void add_query(
}
new_cached_query->lru_up = NULL;
new_cached_query->lru_down = NULL;
Debug( LDAP_DEBUG_CACHE, "Added query expires at %ld\n",
Debug( pcache_debug, "Added query expires at %ld\n",
(long) new_cached_query->expiry_time, 0, 0 );
new_query = (Query*)new_cached_query;
@ -646,7 +648,7 @@ static void add_query(
new_query->attrs = query->attrs;
/* Adding a query */
Debug( LDAP_DEBUG_CACHE, "Lock AQ index = %d\n",
Debug( pcache_debug, "Lock AQ index = %d\n",
template_index, 0, 0 );
ldap_pvt_thread_rdwr_wlock(&templ->t_rwlock);
if (templ->query == NULL)
@ -657,10 +659,10 @@ static void add_query(
new_cached_query->prev = NULL;
templ->query = new_cached_query;
templ->no_of_queries++;
Debug( LDAP_DEBUG_CACHE, "TEMPLATE %d QUERIES++ %d\n",
Debug( pcache_debug, "TEMPLATE %d QUERIES++ %d\n",
template_index, templ->no_of_queries, 0 );
Debug( LDAP_DEBUG_CACHE, "Unlock AQ index = %d \n",
Debug( pcache_debug, "Unlock AQ index = %d \n",
template_index, 0, 0 );
ldap_pvt_thread_rdwr_wunlock(&templ->t_rwlock);
@ -702,7 +704,7 @@ static void cache_replacement(query_manager* qm, struct berval *result)
result->bv_len = 0;
if (!bottom) {
Debug ( LDAP_DEBUG_CACHE,
Debug ( pcache_debug,
"Cache replacement invoked without "
"any query in LRU list\n", 0, 0, 0 );
ldap_pvt_thread_mutex_unlock(&qm->lru_mutex);
@ -716,12 +718,12 @@ static void cache_replacement(query_manager* qm, struct berval *result)
*result = bottom->q_uuid;
bottom->q_uuid.bv_val = NULL;
Debug( LDAP_DEBUG_CACHE, "Lock CR index = %d\n", temp_id, 0, 0 );
Debug( pcache_debug, "Lock CR index = %d\n", temp_id, 0, 0 );
ldap_pvt_thread_rdwr_wlock(&(qm->templates[temp_id].t_rwlock));
remove_from_template(bottom, (qm->templates+temp_id));
Debug( LDAP_DEBUG_CACHE, "TEMPLATE %d QUERIES-- %d\n",
Debug( pcache_debug, "TEMPLATE %d QUERIES-- %d\n",
temp_id, qm->templates[temp_id].no_of_queries, 0 );
Debug( LDAP_DEBUG_CACHE, "Unlock CR index = %d\n", temp_id, 0, 0 );
Debug( pcache_debug, "Unlock CR index = %d\n", temp_id, 0, 0 );
ldap_pvt_thread_rdwr_wunlock(&(qm->templates[temp_id].t_rwlock));
free_query(bottom);
}
@ -814,7 +816,7 @@ remove_query_data (
op->o_req_ndn = qi->xdn;
if ( qi->del) {
Debug( LDAP_DEBUG_CACHE, "DELETING ENTRY TEMPLATE=%s\n",
Debug( pcache_debug, "DELETING ENTRY TEMPLATE=%s\n",
query_uuid->bv_val, 0, 0 );
op->o_tag = LDAP_REQ_DELETE;
@ -836,7 +838,7 @@ remove_query_data (
mod.sml_values = vals;
mod.sml_nvalues = NULL;
mod.sml_next = NULL;
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"REMOVING TEMP ATTR : TEMPLATE=%s\n",
query_uuid->bv_val, 0, 0 );
@ -978,7 +980,7 @@ cache_entries(
op_tmp.o_dn = cm->db.be_rootdn;
op_tmp.o_ndn = cm->db.be_rootndn;
Debug( LDAP_DEBUG_CACHE, "UUID for query being added = %s\n",
Debug( pcache_debug, "UUID for query being added = %s\n",
uuidbuf, 0, 0 );
for ( e=si->head; e; e=si->head ) {
@ -987,23 +989,23 @@ cache_entries(
while ( cm->cur_entries > (cm->max_entries) ) {
qm->crfunc(qm, &crp_uuid);
if (crp_uuid.bv_val) {
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"Removing query UUID %s\n",
crp_uuid.bv_val, 0, 0 );
return_val = remove_query_data(&op_tmp, rs, &crp_uuid);
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"QUERY REMOVED, SIZE=%d\n",
return_val, 0, 0);
ldap_pvt_thread_mutex_lock(
&cm->cache_mutex );
cm->cur_entries -= return_val;
cm->num_cached_queries--;
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"STORED QUERIES = %lu\n",
cm->num_cached_queries, 0, 0 );
ldap_pvt_thread_mutex_unlock(
&cm->cache_mutex );
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"QUERY REMOVED, CACHE ="
"%d entries\n",
cm->cur_entries, 0, 0 );
@ -1013,7 +1015,7 @@ cache_entries(
return_val = merge_entry(&op_tmp, e, query_uuid);
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
cm->cur_entries += return_val;
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"ENTRY ADDED/MERGED, CACHED ENTRIES=%d\n",
cm->cur_entries, 0, 0 );
return_val = 0;
@ -1075,7 +1077,7 @@ pcache_response(
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
cm->num_cached_queries++;
Debug( LDAP_DEBUG_CACHE, "STORED QUERIES = %lu\n",
Debug( pcache_debug, "STORED QUERIES = %lu\n",
cm->num_cached_queries, 0, 0 );
ldap_pvt_thread_mutex_unlock(&cm->cache_mutex);
@ -1178,7 +1180,7 @@ pcache_chk_controls(
/* fallthru */
case SLAP_CONTROL_CRITICAL:
Debug( LDAP_DEBUG_CACHE, "%s: "
Debug( pcache_debug, "%s: "
"%scritical pagedResults control "
"disabled with proxy cache%s.\n",
op->o_log_prefix, non, stripped );
@ -1229,7 +1231,7 @@ pcache_op_search(
return SLAP_CB_CONTINUE;
}
Debug( LDAP_DEBUG_CACHE, "query template of incoming query = %s\n",
Debug( pcache_debug, "query template of incoming query = %s\n",
tempstr.bv_val, 0, 0 );
/* FIXME: cannot cache/answer requests with pagedResults control */
@ -1274,7 +1276,7 @@ pcache_op_search(
BackendDB *save_bd = op->o_bd;
slap_callback *save_cb = op->o_callback;
Debug( LDAP_DEBUG_CACHE, "QUERY ANSWERABLE\n", 0, 0, 0 );
Debug( pcache_debug, "QUERY ANSWERABLE\n", 0, 0, 0 );
op->o_tmpfree( filter_attrs, op->o_tmpmemctx );
ldap_pvt_thread_rdwr_runlock(&qm->templates[i].t_rwlock);
if ( BER_BVISNULL( &answerable->q_uuid )) {
@ -1291,7 +1293,7 @@ pcache_op_search(
return i;
}
Debug( LDAP_DEBUG_CACHE, "QUERY NOT ANSWERABLE\n", 0, 0, 0 );
Debug( pcache_debug, "QUERY NOT ANSWERABLE\n", 0, 0, 0 );
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
if (cm->num_cached_queries >= cm->max_queries) {
@ -1303,7 +1305,7 @@ pcache_op_search(
slap_callback *cb;
struct search_info *si;
Debug( LDAP_DEBUG_CACHE, "QUERY CACHEABLE\n", 0, 0, 0 );
Debug( pcache_debug, "QUERY CACHEABLE\n", 0, 0, 0 );
query.filter = filter_dup(op->ors_filter, NULL);
add_filter_attrs(op, &query.attrs, &qm->attr_sets[attr_set],
filter_attrs, fattr_cnt, fattr_got_oc);
@ -1340,7 +1342,7 @@ pcache_op_search(
}
} else {
Debug( LDAP_DEBUG_CACHE, "QUERY NOT CACHEABLE\n",
Debug( pcache_debug, "QUERY NOT CACHEABLE\n",
0, 0, 0);
}
@ -1420,13 +1422,13 @@ consistency_check(
if ( query ) pause = 0;
op->o_time = slap_get_time();
while (query && (query->expiry_time < op->o_time)) {
Debug( LDAP_DEBUG_CACHE, "Lock CR index = %d\n",
Debug( pcache_debug, "Lock CR index = %d\n",
i, 0, 0 );
ldap_pvt_thread_rdwr_wlock(&templ->t_rwlock);
remove_from_template(query, templ);
Debug( LDAP_DEBUG_CACHE, "TEMPLATE %d QUERIES-- %d\n",
Debug( pcache_debug, "TEMPLATE %d QUERIES-- %d\n",
i, templ->no_of_queries, 0 );
Debug( LDAP_DEBUG_CACHE, "Unlock CR index = %d\n",
Debug( pcache_debug, "Unlock CR index = %d\n",
i, 0, 0 );
ldap_pvt_thread_rdwr_wunlock(&templ->t_rwlock);
ldap_pvt_thread_mutex_lock(&qm->lru_mutex);
@ -1436,15 +1438,15 @@ consistency_check(
return_val = 0;
else
return_val = remove_query_data(op, &rs, &query->q_uuid);
Debug( LDAP_DEBUG_CACHE, "STALE QUERY REMOVED, SIZE=%d\n",
Debug( pcache_debug, "STALE QUERY REMOVED, SIZE=%d\n",
return_val, 0, 0 );
ldap_pvt_thread_mutex_lock(&cm->cache_mutex);
cm->cur_entries -= return_val;
cm->num_cached_queries--;
Debug( LDAP_DEBUG_CACHE, "STORED QUERIES = %lu\n",
Debug( pcache_debug, "STORED QUERIES = %lu\n",
cm->num_cached_queries, 0, 0 );
ldap_pvt_thread_mutex_unlock(&cm->cache_mutex);
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"STALE QUERY REMOVED, CACHE ="
"%d entries\n",
cm->cur_entries, 0, 0 );
@ -1726,7 +1728,7 @@ pc_cf_gen( ConfigArgs *c )
return( 1 );
}
cm->cc_period = (time_t)t;
Debug( LDAP_DEBUG_CACHE,
Debug( pcache_debug,
"Total # of attribute sets to be cached = %d.\n",
cm->numattrsets, 0, 0 );
qm->attr_sets = ( struct attr_set * )ch_calloc( cm->numattrsets,
@ -1827,15 +1829,15 @@ pc_cf_gen( ConfigArgs *c )
temp->no_of_queries = 0;
ber_str2bv( c->argv[1], 0, 1, &temp->querystr );
Debug( LDAP_DEBUG_CACHE, "Template:\n", 0, 0, 0 );
Debug( LDAP_DEBUG_CACHE, " query template: %s\n",
Debug( pcache_debug, "Template:\n", 0, 0, 0 );
Debug( pcache_debug, " query template: %s\n",
temp->querystr.bv_val, 0, 0 );
temp->attr_set_index = i;
qm->attr_sets[i].flags |= PC_REFERENCED;
Debug( LDAP_DEBUG_CACHE, " attributes: \n", 0, 0, 0 );
Debug( pcache_debug, " attributes: \n", 0, 0, 0 );
if ( ( attrarray = qm->attr_sets[i].attrs ) != NULL ) {
for ( i=0; attrarray[i].an_name.bv_val; i++ )
Debug( LDAP_DEBUG_CACHE, "\t%s\n",
Debug( pcache_debug, "\t%s\n",
attrarray[i].an_name.bv_val, 0, 0 );
}
temp++;
@ -2080,6 +2082,10 @@ int pcache_initialize()
LDAPAttributeType *at;
int code;
const char *err;
struct berval debugbv = BER_BVC("pcache");
if (( code = slap_loglevel_get( &debugbv, &pcache_debug )))
return code;
at = ldap_str2attributetype( queryid_schema, &code, &err,
LDAP_SCHEMA_ALLOW_ALL );