Change "plugin_dispatch_multivalue" to accept any metric type.

Currently, "plugin_dispatch_multivalue" works only with
"gauge_t" metric type. This commit changes it to accept a
"store_type" (one of "DS_TYPE_{GAUGE|COUTNTER|ABSOLUTE|DERIVE}").

diff --git a/src/daemon/plugin.c b/src/daemon/plugin.c
index 6c6ab63c0209891470c824d1f8dc432af4695f5b..3a95f362a319e176c3ce87ced0fce37216964794 100644 (file)
--- a/src/daemon/plugin.c
+++ b/src/daemon/plugin.c
@@ -2162,7 +2162,7 @@ int plugin_dispatch_values (value_list_t const *vl)
 
 __attribute__((sentinel))
 int plugin_dispatch_multivalue (value_list_t const *template, /* {{{ */
-               _Bool store_percentage, ...)
+               _Bool store_percentage, int store_type, ...)
 {
        value_list_t *vl;
        int failed = 0;
@@ -2171,28 +2171,32 @@ int plugin_dispatch_multivalue (value_list_t const *template, /* {{{ */
 
        assert (template->values_len == 1);
 
-       va_start (ap, store_percentage);
-       while (42)
-       {
-               char const *name;
-               gauge_t value;
+  /* Calculate sum for Gauge to calculate percent if needed */
+       if (DS_TYPE_GAUGE == store_type)        {
+               va_start (ap, store_type);
+               while (42)
+               {
+                       char const *name;
+                       gauge_t value;
 
-               name = va_arg (ap, char const *);
-               if (name == NULL)
-                       break;
+                       name = va_arg (ap, char const *);
+                       if (name == NULL)
+                               break;
 
-               value = va_arg (ap, gauge_t);
-               if (!isnan (value))
-                       sum += value;
+                       value = va_arg (ap, gauge_t);
+                       if (!isnan (value))
+                               sum += value;
+               }
+               va_end (ap);
        }
-       va_end (ap);
+
 
        vl = plugin_value_list_clone (template);
        /* plugin_value_list_clone makes sure vl->time is set to non-zero. */
        if (store_percentage)
                sstrncpy (vl->type, "percent", sizeof (vl->type));
 
-       va_start (ap, store_percentage);
+       va_start (ap, store_type);
        while (42)
        {
                char const *name;
@@ -2205,9 +2209,27 @@ int plugin_dispatch_multivalue (value_list_t const *template, /* {{{ */
                sstrncpy (vl->type_instance, name, sizeof (vl->type_instance));
 
                /* Set the value. */
-               vl->values[0].gauge = va_arg (ap, gauge_t);
-               if (store_percentage)
-                       vl->values[0].gauge *= 100.0 / sum;
+               switch (store_type)
+               {
+               case DS_TYPE_GAUGE:
+                       vl->values[0].gauge = va_arg (ap, gauge_t);
+                       if (store_percentage)
+                               vl->values[0].gauge *= 100.0 / sum;
+                       break;
+               case DS_TYPE_ABSOLUTE:
+                       vl->values[0].absolute = va_arg (ap, absolute_t);
+                       break;
+               case DS_TYPE_COUNTER:
+                       vl->values[0].counter  = va_arg (ap, counter_t);
+                       break;
+               case DS_TYPE_DERIVE:
+                       vl->values[0].derive   = va_arg (ap, derive_t);
+                       break;
+               default:
+                       ERROR ("plugin_dispatch_multivalue: given store_type is incorrect.");
+                       failed++;
+               }
+
 
                status = plugin_write_enqueue (vl);
                if (status != 0)

diff --git a/src/daemon/plugin.h b/src/daemon/plugin.h
index d773e09478b818a09dd898c110dfb923532f87ac..86a2d6625acaa7937fd44f7eb3f453bcfc2f9df8 100644 (file)
--- a/src/daemon/plugin.h
+++ b/src/daemon/plugin.h
@@ -344,7 +344,7 @@ int plugin_dispatch_values (value_list_t const *vl);
  *  plugin_dispatch_multivalue
  *
  * SYNOPSIS
- *  plugin_dispatch_multivalue (vl, 1,
+ *  plugin_dispatch_multivalue (vl, 1, DS_TYPE_GAUGE,
  *                              "free", 42.0,
  *                              "used", 58.0,
  *                              NULL);
@@ -356,8 +356,16 @@ int plugin_dispatch_values (value_list_t const *vl);
  *  calculated and dispatched, rather than the absolute values. Values that are
  *  NaN are dispatched as NaN and will not influence the total.
  *
- *  The variadic arguments is a list of type_instance / gauge pairs, that are
- *  interpreted as type "char const *" and "gauge_t". The last argument must be
+ *  The variadic arguments is a list of type_instance / type pairs, that are
+ *  interpreted as type "char const *" and type, encoded by their corresponding
+ *  "store_type":
+ *
+ *     - "gauge_t"    when "DS_TYPE_GAUGE"
+ *     - "absolute_t" when "DS_TYPE_ABSOLUTE"
+ *     - "derive_t"   when "DS_TYPE_DERIVE"
+ *     - "counter_t"  when "DS_TYPE_COUNTER"
+ *
+ *  The last argument must be
  *  a NULL pointer to signal end-of-list.
  *
  * RETURNS
@@ -365,7 +373,7 @@ int plugin_dispatch_values (value_list_t const *vl);
  */
 __attribute__((sentinel))
 int plugin_dispatch_multivalue (value_list_t const *vl,
-               _Bool store_percentage, ...);
+               _Bool store_percentage, int store_type, ...);
 
 int plugin_dispatch_missing (const value_list_t *vl);
 

diff --git a/src/memory.c b/src/memory.c
index 7e7fd8e5290ac4ebe1cfdb93ead5af574356e3f2..fb2f3d38a4045fd8790160a1155ed04cda33ab23 100644 (file)
--- a/src/memory.c
+++ b/src/memory.c
@@ -160,9 +160,9 @@ static int memory_init (void)
 
 #define MEMORY_SUBMIT(...) do { \
        if (values_absolute) \
-               plugin_dispatch_multivalue (vl, 0, __VA_ARGS__, NULL); \
+               plugin_dispatch_multivalue (vl, 0, DS_TYPE_GAUGE, __VA_ARGS__, NULL); \
        if (values_percentage) \
-               plugin_dispatch_multivalue (vl, 1, __VA_ARGS__, NULL); \
+               plugin_dispatch_multivalue (vl, 1, DS_TYPE_GAUGE, __VA_ARGS__, NULL); \
 } while (0)
 
 static int memory_read_internal (value_list_t *vl)

diff --git a/src/swap.c b/src/swap.c
index 0642afac78d82792318f40a57696cfe862d13ed2..8af18f4bf6c0ddd76008c912675c60391b1f1b9b 100644 (file)
--- a/src/swap.c
+++ b/src/swap.c
@@ -205,11 +205,11 @@ static void swap_submit_usage (char const *plugin_instance, /* {{{ */
        sstrncpy (vl.type, "swap", sizeof (vl.type));
 
        if (values_absolute)
-               plugin_dispatch_multivalue (&vl, 0,
+               plugin_dispatch_multivalue (&vl, 0, DS_TYPE_GAUGE,
                                "used", used, "free", free,
                                other_name, other_value, NULL);
        if (values_percentage)
-               plugin_dispatch_multivalue (&vl, 1,
+               plugin_dispatch_multivalue (&vl, 1, DS_TYPE_GAUGE,
                                "used", used, "free", free,
                                other_name, other_value, NULL);
 } /* }}} void swap_submit_usage */