mysql plugin: Remove the "mysql_qcache" type.

diff --git a/src/mysql.c b/src/mysql.c
index cd34d7f..3fd73a2 100644 (file)
--- a/src/mysql.c
+++ b/src/mysql.c
@@ -352,20 +352,14 @@ static void gauge_submit (const char *type, const char *type_instance,
        submit (type, type_instance, values, STATIC_ARRAY_SIZE (values), db);
 } /* void gauge_submit */
 
-static void qcache_submit (counter_t hits, counter_t inserts,
-               counter_t not_cached, counter_t lowmem_prunes,
-               gauge_t queries_in_cache, mysql_database_t *db)
+static void derive_submit (const char *type, const char *type_instance,
+               derive_t value, mysql_database_t *db)
 {
-       value_t values[5];
-
-       values[0].counter = hits;
-       values[1].counter = inserts;
-       values[2].counter = not_cached;
-       values[3].counter = lowmem_prunes;
-       values[4].gauge   = queries_in_cache;
+       value_t values[1];
 
-       submit ("mysql_qcache", NULL, values, STATIC_ARRAY_SIZE (values), db);
-} /* void qcache_submit */
+       values[0].derive = value;
+       submit (type, type_instance, values, STATIC_ARRAY_SIZE (values), db);
+} /* void derive_submit */
 
 static void threads_submit (gauge_t running, gauge_t connected, gauge_t cached,
                counter_t created, mysql_database_t *db)
@@ -588,11 +582,11 @@ static int mysql_read (user_data_t *ud)
        char      *query;
        int        field_num;
 
-       unsigned long long qcache_hits          = 0ULL;
-       unsigned long long qcache_inserts       = 0ULL;
-       unsigned long long qcache_not_cached    = 0ULL;
-       unsigned long long qcache_lowmem_prunes = 0ULL;
-       int qcache_queries_in_cache = -1;
+       derive_t qcache_hits          = 0;
+       derive_t qcache_inserts       = 0;
+       derive_t qcache_not_cached    = 0;
+       derive_t qcache_lowmem_prunes = 0;
+       gauge_t qcache_queries_in_cache = NAN;
 
        int threads_running   = -1;
        int threads_connected = -1;
@@ -657,15 +651,15 @@ static int mysql_read (user_data_t *ud)
                                                strlen ("Qcache_")) == 0)
                {
                        if (strcmp (key, "Qcache_hits") == 0)
-                               qcache_hits = val;
+                               qcache_hits = (derive_t) val;
                        else if (strcmp (key, "Qcache_inserts") == 0)
-                               qcache_inserts = val;
+                               qcache_inserts = (derive_t) val;
                        else if (strcmp (key, "Qcache_not_cached") == 0)
-                               qcache_not_cached = val;
+                               qcache_not_cached = (derive_t) val;
                        else if (strcmp (key, "Qcache_lowmem_prunes") == 0)
-                               qcache_lowmem_prunes = val;
+                               qcache_lowmem_prunes = (derive_t) val;
                        else if (strcmp (key, "Qcache_queries_in_cache") == 0)
-                               qcache_queries_in_cache = (int) val;
+                               qcache_queries_in_cache = (gauge_t) val;
                }
                else if (strncmp (key, "Bytes_", 
                                        strlen ("Bytes_")) == 0)
@@ -697,12 +691,23 @@ static int mysql_read (user_data_t *ud)
        }
        mysql_free_result (res); res = NULL;
 
-       if ((qcache_hits != 0ULL)
-                       || (qcache_inserts != 0ULL)
-                       || (qcache_not_cached != 0ULL)
-                       || (qcache_lowmem_prunes != 0ULL))
-               qcache_submit (qcache_hits, qcache_inserts, qcache_not_cached,
-                              qcache_lowmem_prunes, qcache_queries_in_cache, db);
+       if ((qcache_hits != 0)
+                       || (qcache_inserts != 0)
+                       || (qcache_not_cached != 0)
+                       || (qcache_lowmem_prunes != 0))
+       {
+               derive_submit ("cache_result", "qcache-hits",
+                               qcache_hits, db);
+               derive_submit ("cache_result", "qcache-inserts",
+                               qcache_inserts, db);
+               derive_submit ("cache_result", "qcache-not_cached",
+                               qcache_not_cached, db);
+               derive_submit ("cache_result", "qcache-prunes",
+                               qcache_lowmem_prunes, db);
+
+               gauge_submit ("cache_size", "qcache",
+                               qcache_queries_in_cache, db);
+       }
 
        if (threads_created != 0ULL)
                threads_submit (threads_running, threads_connected,