diff options
Diffstat (limited to 'database/rrdvar.h')
| -rw-r--r-- | database/rrdvar.h | 83 |
1 files changed, 44 insertions, 39 deletions
diff --git a/database/rrdvar.h b/database/rrdvar.h index 9074edcdb..a511c732d 100644 --- a/database/rrdvar.h +++ b/database/rrdvar.h @@ -5,62 +5,67 @@ #include "libnetdata/libnetdata.h" -extern int rrdvar_compare(void *a, void *b); - 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 + + // this is 8 bit + // to increase it you have to set change the bitfield in + // rrdvar, rrdsetvar, rrddimvar } RRDVAR_TYPE; typedef enum rrdvar_options { - RRDVAR_OPTION_DEFAULT = 0, - RRDVAR_OPTION_ALLOCATED = (1 << 0), // the value ptr is allocated (not a reference) - RRDVAR_OPTION_CUSTOM_HOST_VAR = (1 << 1), // this is a custom host variable, not associated with a dimension - RRDVAR_OPTION_CUSTOM_CHART_VAR = (1 << 2), // this is a custom chart variable, not associated with a dimension - RRDVAR_OPTION_RRDCALC_LOCAL_VAR = (1 << 3), // this is a an alarm variable, attached to a chart - RRDVAR_OPTION_RRDCALC_FAMILY_VAR = (1 << 4), // this is a an alarm variable, attached to a family - RRDVAR_OPTION_RRDCALC_HOST_CHARTID_VAR = (1 << 5), // this is a an alarm variable, attached to the host, using the chart id - RRDVAR_OPTION_RRDCALC_HOST_CHARTNAME_VAR = (1 << 6), // this is a an alarm variable, attached to the host, using the chart name -} RRDVAR_OPTIONS; - -// the variables as stored in the variables indexes -// there are 3 indexes: -// 1. at each chart (RRDSET.rrdvar_root_index) -// 2. at each context (RRDFAMILY.rrdvar_root_index) -// 3. at each host (RRDHOST.rrdvar_root_index) -struct rrdvar { - avl_t avl; - - char *name; - uint32_t hash; - - RRDVAR_TYPE type; - RRDVAR_OPTIONS options; - - void *value; - - time_t last_updated; -}; + RRDVAR_FLAG_NONE = 0, + RRDVAR_FLAG_ALLOCATED = (1 << 0), // the value ptr is allocated (not a reference) + RRDVAR_FLAG_CUSTOM_HOST_VAR = (1 << 1), // this is a custom host variable, not associated with a dimension + RRDVAR_FLAG_CUSTOM_CHART_VAR = (1 << 2), // this is a custom chart variable, not associated with a dimension + RRDVAR_FLAG_RRDCALC_LOCAL_VAR = (1 << 3), // this is a an alarm variable, attached to a chart + RRDVAR_FLAG_RRDCALC_FAMILY_VAR = (1 << 4), // this is a an alarm variable, attached to a family + RRDVAR_FLAG_RRDCALC_HOST_CHARTID_VAR = (1 << 5), // this is a an alarm variable, attached to the host, using the chart id + RRDVAR_FLAG_RRDCALC_HOST_CHARTNAME_VAR = (1 << 6), // this is a an alarm variable, attached to the host, using the chart name + + // this is 24 bit + // to increase it you have to set change the bitfield in + // rrdvar, rrdsetvar, rrddimvar +} RRDVAR_FLAGS; + +#define RRDVAR_OPTIONS_REMOVED_ON_NEW_OBJECTS \ + (RRDVAR_FLAG_ALLOCATED) + +#define RRDVAR_OPTIONS_REMOVED_WHEN_PROPAGATING_TO_RRDVAR \ + (RRDVAR_FLAG_ALLOCATED) #define RRDVAR_MAX_LENGTH 1024 -extern int rrdvar_fix_name(char *variable); +int rrdvar_fix_name(char *variable); #include "rrd.h" -extern RRDVAR *rrdvar_custom_host_variable_create(RRDHOST *host, const char *name); -extern void rrdvar_custom_host_variable_set(RRDHOST *host, RRDVAR *rv, NETDATA_DOUBLE value); -extern int foreach_host_variable_callback(RRDHOST *host, int (*callback)(RRDVAR *rv, void *data), void *data); -extern void rrdvar_free_remaining_variables(RRDHOST *host, avl_tree_lock *tree_lock); +STRING *rrdvar_name_to_string(const char *name); + +const RRDVAR_ACQUIRED *rrdvar_custom_host_variable_add_and_acquire(RRDHOST *host, const char *name); +void rrdvar_custom_host_variable_set(RRDHOST *host, const RRDVAR_ACQUIRED *rva, NETDATA_DOUBLE value); + +int rrdvar_walkthrough_read(DICTIONARY *dict, int (*callback)(const DICTIONARY_ITEM *item, void *rrdvar, void *data), void *data); + +#define rrdvar_custom_host_variable_release(host, rva) rrdvar_release((host)->rrdvars, rva) +void rrdvar_release(DICTIONARY *dict, const RRDVAR_ACQUIRED *rva); + +NETDATA_DOUBLE rrdvar2number(const RRDVAR_ACQUIRED *rva); + +const RRDVAR_ACQUIRED *rrdvar_add_and_acquire(const char *scope, DICTIONARY *dict, STRING *name, RRDVAR_TYPE type, RRDVAR_FLAGS options, void *value); +void rrdvar_release_and_del(DICTIONARY *dict, const RRDVAR_ACQUIRED *rva); -extern int rrdvar_callback_for_all_host_variables(RRDHOST *host, int (*callback)(void *rrdvar, void *data), void *data); +DICTIONARY *rrdvariables_create(void); +void rrdvariables_destroy(DICTIONARY *dict); -extern NETDATA_DOUBLE rrdvar2number(RRDVAR *rv); +void rrdvar_delete_all(DICTIONARY *dict); -extern RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock *tree, const char *name, RRDVAR_TYPE type, RRDVAR_OPTIONS options, void *value); -extern void rrdvar_free(RRDHOST *host, avl_tree_lock *tree, RRDVAR *rv); +const char *rrdvar_name(const RRDVAR_ACQUIRED *rva); +RRDVAR_FLAGS rrdvar_flags(const RRDVAR_ACQUIRED *rva); +RRDVAR_TYPE rrdvar_type(const RRDVAR_ACQUIRED *rva); #endif //NETDATA_RRDVAR_H |