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-rw-r--r--src/health.h88
1 files changed, 50 insertions, 38 deletions
diff --git a/src/health.h b/src/health.h
index 7028a914b..f41571803 100644
--- a/src/health.h
+++ b/src/health.h
@@ -5,26 +5,28 @@ extern int default_health_enabled;
extern int rrdvar_compare(void *a, void *b);
-#define RRDVAR_TYPE_CALCULATED 1
-#define RRDVAR_TYPE_TIME_T 2
-#define RRDVAR_TYPE_COLLECTED 3
-#define RRDVAR_TYPE_TOTAL 4
-#define RRDVAR_TYPE_INT 5
-#define RRDVAR_TYPE_CALCULATED_ALLOCATED 6
-
+typedef enum rrdvar_type {
+ RRDVAR_TYPE_CALCULATED = 1,
+ RRDVAR_TYPE_TIME_T = 2,
+ RRDVAR_TYPE_COLLECTED = 3,
+ RRDVAR_TYPE_TOTAL = 4,
+ RRDVAR_TYPE_INT = 5,
+ RRDVAR_TYPE_CALCULATED_ALLOCATED = 6 // a custom variable, allocated on purpose (ie. not inherited from charts)
+ // used only for custom host global variables
+} RRDVAR_TYPE;
// the variables as stored in the variables indexes
// there are 3 indexes:
-// 1. at each chart (RRDSET.variables_root_index)
-// 2. at each context (RRDFAMILY.variables_root_index)
-// 3. at each host (RRDHOST.variables_root_index)
+// 1. at each chart (RRDSET.rrdvar_root_index)
+// 2. at each context (RRDFAMILY.rrdvar_root_index)
+// 3. at each host (RRDHOST.rrdvar_root_index)
typedef struct rrdvar {
avl avl;
char *name;
uint32_t hash;
- int type;
+ RRDVAR_TYPE type;
void *value;
time_t last_updated;
@@ -35,15 +37,24 @@ typedef struct rrdvar {
// calculated / processed by the normal data collection process
// This means, there will be no speed penalty for using
// these variables
+
+typedef enum rrdvar_options {
+ RRDVAR_OPTION_DEFAULT = (0 << 0),
+ RRDVAR_OPTION_ALLOCATED = (1 << 0) // the value ptr is allocated (not a reference)
+ // future use
+} RRDVAR_OPTIONS;
+
typedef struct rrdsetvar {
+ char *variable; // variable name
+ uint32_t hash; // variable name hash
+
char *key_fullid; // chart type.chart id.variable
char *key_fullname; // chart type.chart name.variable
- char *variable; // variable
- int type;
+ RRDVAR_TYPE type;
void *value;
- uint32_t options;
+ RRDVAR_OPTIONS options;
RRDVAR *var_local;
RRDVAR *var_family;
@@ -75,10 +86,10 @@ typedef struct rrddimvar {
char *key_fullnameid; // chart type.chart name + dimension id
char *key_fullnamename; // chart type.chart name + dimension name
- int type;
+ RRDVAR_TYPE type;
void *value;
- uint32_t options;
+ RRDVAR_OPTIONS options;
RRDVAR *var_local_id;
RRDVAR *var_local_name;
@@ -101,7 +112,7 @@ typedef struct rrddimvar {
// calculated variables (defined in health configuration)
// These aggregate time-series data at fixed intervals
// (defined in their update_every member below)
-// These increase the overhead of netdata.
+// They increase the overhead of netdata.
//
// These calculations are allocated and linked (->next)
// under RRDHOST.
@@ -111,14 +122,6 @@ typedef struct rrddimvar {
// having as RRDSET.calculations the RRDCALC to be processed
// next.
-#define RRDCALC_STATUS_REMOVED -2
-#define RRDCALC_STATUS_UNDEFINED -1
-#define RRDCALC_STATUS_UNINITIALIZED 0
-#define RRDCALC_STATUS_CLEAR 1
-#define RRDCALC_STATUS_RAISED 2
-#define RRDCALC_STATUS_WARNING 3
-#define RRDCALC_STATUS_CRITICAL 4
-
#define RRDCALC_FLAG_DB_ERROR 0x00000001
#define RRDCALC_FLAG_DB_NAN 0x00000002
/* #define RRDCALC_FLAG_DB_STALE 0x00000004 */
@@ -179,7 +182,7 @@ typedef struct rrdcalc {
// ------------------------------------------------------------------------
// runtime information
- int status; // the current status of the alarm
+ RRDCALC_STATUS status; // the current status of the alarm
calculated_number value; // the current value of the alarm
calculated_number old_value; // the previous value of the alarm
@@ -314,8 +317,8 @@ typedef struct alarm_entry {
char *old_value_string;
char *new_value_string;
- int old_status;
- int new_status;
+ RRDCALC_STATUS old_status;
+ RRDCALC_STATUS new_status;
uint32_t flags;
@@ -340,11 +343,11 @@ typedef struct alarm_log {
#include "rrd.h"
extern void rrdsetvar_rename_all(RRDSET *st);
-extern RRDSETVAR *rrdsetvar_create(RRDSET *st, const char *variable, int type, void *value, uint32_t options);
+extern RRDSETVAR *rrdsetvar_create(RRDSET *st, const char *variable, RRDVAR_TYPE type, void *value, RRDVAR_OPTIONS options);
extern void rrdsetvar_free(RRDSETVAR *rs);
extern void rrddimvar_rename_all(RRDDIM *rd);
-extern RRDDIMVAR *rrddimvar_create(RRDDIM *rd, int type, const char *prefix, const char *suffix, void *value, uint32_t options);
+extern RRDDIMVAR *rrddimvar_create(RRDDIM *rd, RRDVAR_TYPE type, const char *prefix, const char *suffix, void *value, RRDVAR_OPTIONS options);
extern void rrddimvar_free(RRDDIMVAR *rs);
extern void rrdsetcalc_link_matching(RRDSET *st);
@@ -364,10 +367,14 @@ extern void health_alarm_log2json(RRDHOST *host, BUFFER *wb, uint32_t after);
void health_api_v1_chart_variables2json(RRDSET *st, BUFFER *buf);
extern RRDVAR *rrdvar_custom_host_variable_create(RRDHOST *host, const char *name);
-extern void rrdvar_custom_host_variable_destroy(RRDHOST *host, const char *name);
-extern void rrdvar_custom_host_variable_set(RRDVAR *rv, calculated_number value);
+extern void rrdvar_custom_host_variable_set(RRDHOST *host, RRDVAR *rv, calculated_number value);
-extern const char *rrdcalc_status2string(int status);
+extern RRDSETVAR *rrdsetvar_custom_chart_variable_create(RRDSET *st, const char *name);
+extern void rrdsetvar_custom_chart_variable_set(RRDSETVAR *rv, calculated_number value);
+
+extern void rrdvar_free_remaining_variables(RRDHOST *host, avl_tree_lock *tree_lock);
+
+extern const char *rrdcalc_status2string(RRDCALC_STATUS status);
extern int health_alarm_log_open(RRDHOST *host);
@@ -389,8 +396,8 @@ extern void health_alarm_log(
time_t duration,
calculated_number old_value,
calculated_number new_value,
- int old_status,
- int new_status,
+ RRDCALC_STATUS old_status,
+ RRDCALC_STATUS new_status,
const char *source,
const char *units,
const char *info,
@@ -403,8 +410,13 @@ extern char *health_config_dir(void);
extern void health_reload_host(RRDHOST *host);
extern void health_alarm_log_free(RRDHOST *host);
-extern void rrdcalc_free(RRDHOST *host, RRDCALC *rc);
-extern void rrdcalctemplate_free(RRDHOST *host, RRDCALCTEMPLATE *rt);
+extern void rrdcalc_free(RRDCALC *rc);
+extern void rrdcalc_unlink_and_free(RRDHOST *host, RRDCALC *rc);
+
+extern void rrdcalctemplate_free(RRDCALCTEMPLATE *rt);
+extern void rrdcalctemplate_unlink_and_free(RRDHOST *host, RRDCALCTEMPLATE *rt);
+
+extern int rrdvar_callback_for_all_host_variables(RRDHOST *host, int (*callback)(void *rrdvar, void *data), void *data);
#ifdef NETDATA_HEALTH_INTERNALS
#define RRDVAR_MAX_LENGTH 1024
@@ -416,7 +428,7 @@ extern int rrdvar_fix_name(char *variable);
extern RRDCALC *rrdcalc_create(RRDHOST *host, RRDCALCTEMPLATE *rt, const char *chart);
extern void rrdcalc_create_part2(RRDHOST *host, RRDCALC *rc);
-extern RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock *tree, const char *name, int type, void *value);
+extern RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock *tree, const char *name, RRDVAR_TYPE type, void *value);
extern void rrdvar_free(RRDHOST *host, avl_tree_lock *tree, RRDVAR *rv);
extern void health_alarm_log_free_one_nochecks_nounlink(ALARM_ENTRY *ae);