src/utils_threshold.[ch]: Implement `ut_search_threshold'.

It allows external modules to query the threshold for a specific
`value_list_t'.

diff --git a/src/utils_threshold.c b/src/utils_threshold.c
index 5e98e69..2cf0b67 100644 (file)
--- a/src/utils_threshold.c
+++ b/src/utils_threshold.c
@@ -24,6 +24,7 @@
 #include "plugin.h"
 #include "utils_avltree.h"
 #include "utils_cache.h"
+#include "utils_threshold.h"
 
 #include <assert.h>
 #include <pthread.h>
@@ -34,24 +35,6 @@
 #define UT_FLAG_INVERT  0x01
 #define UT_FLAG_PERSIST 0x02
 #define UT_FLAG_PERCENTAGE 0x04
-
-typedef struct threshold_s
-{
-  char host[DATA_MAX_NAME_LEN];
-  char plugin[DATA_MAX_NAME_LEN];
-  char plugin_instance[DATA_MAX_NAME_LEN];
-  char type[DATA_MAX_NAME_LEN];
-  char type_instance[DATA_MAX_NAME_LEN];
-  char data_source[DATA_MAX_NAME_LEN];
-  gauge_t warning_min;
-  gauge_t warning_max;
-  gauge_t failure_min;
-  gauge_t failure_max;
-  gauge_t hysteresis;
-  int flags;
-  int hits;
-  struct threshold_s *next;
-} threshold_t;
 /* }}} */
 
 /*
@@ -1045,4 +1028,22 @@ int ut_check_interesting (const char *name)
   return (2);
 } /* }}} int ut_check_interesting */
 
+int ut_search_threshold (const value_list_t *vl, /* {{{ */
+    threshold_t *ret_threshold)
+{
+  threshold_t *t;
+
+  if (vl == NULL)
+    return (EINVAL);
+
+  t = threshold_search (vl);
+  if (t == NULL)
+    return (ENOENT);
+
+  memcpy (ret_threshold, t, sizeof (*ret_threshold));
+  ret_threshold->next = NULL;
+
+  return (0);
+} /* }}} int ut_search_threshold */
+
 /* vim: set sw=2 ts=8 sts=2 tw=78 et fdm=marker : */

diff --git a/src/utils_threshold.h b/src/utils_threshold.h
index a42c412..369754d 100644 (file)
--- a/src/utils_threshold.h
+++ b/src/utils_threshold.h
@@ -26,6 +26,24 @@
 #include "liboconfig/oconfig.h"
 #include "plugin.h"
 
+typedef struct threshold_s
+{
+  char host[DATA_MAX_NAME_LEN];
+  char plugin[DATA_MAX_NAME_LEN];
+  char plugin_instance[DATA_MAX_NAME_LEN];
+  char type[DATA_MAX_NAME_LEN];
+  char type_instance[DATA_MAX_NAME_LEN];
+  char data_source[DATA_MAX_NAME_LEN];
+  gauge_t warning_min;
+  gauge_t warning_max;
+  gauge_t failure_min;
+  gauge_t failure_max;
+  gauge_t hysteresis;
+  int flags;
+  int hits;
+  struct threshold_s *next;
+} threshold_t;
+
 /*
  * ut_config
  *
@@ -54,4 +72,16 @@ int ut_check_threshold (const data_set_t *ds, const value_list_t *vl);
  */
 int ut_check_interesting (const char *name);
 
+/* 
+ * Given an identifier in form of a `value_list_t', searches for the best
+ * matching threshold configuration. `ret_threshold' may be NULL.
+ *
+ * Returns:
+ *        0: Success. Threshold configuration has been copied to
+ *           `ret_threshold' (if it is non-NULL).
+ *   ENOENT: No configuration for this identifier found.
+ *     else: Error.
+ */
+int ut_search_threshold (const value_list_t *vl, threshold_t *ret_threshold);
+
 #endif /* UTILS_THRESHOLD_H */