diff options
Diffstat (limited to '')
| -rwxr-xr-x[-rw-r--r--] | src/health.c | 1128 |
1 files changed, 825 insertions, 303 deletions
diff --git a/src/health.c b/src/health.c index 596b143a4..193312eec 100644..100755 --- a/src/health.c +++ b/src/health.c @@ -6,6 +6,7 @@ struct health_options { const char *health_default_exec; const char *health_default_recipient; const char *log_filename; + size_t log_entries_written; FILE *log_fp; }; @@ -13,6 +14,7 @@ static struct health_options health = { .health_default_exec = PLUGINS_DIR "/alarm-notify.sh", .health_default_recipient = "root", .log_filename = VARLIB_DIR "/health/alarm_log.db", + .log_entries_written = 0, .log_fp = NULL }; @@ -30,11 +32,11 @@ static inline int health_alarm_log_open(void) { if(health.log_fp) { if (setvbuf(health.log_fp, NULL, _IOLBF, 0) != 0) - error("Cannot set line buffering on health log file."); + error("Health: cannot set line buffering on health log file."); return 0; } - error("Cannot open health log file '%s'. Health data will be lost in case of netdata or server crash.", health.log_filename); + error("Health: cannot open health log file '%s'. Health data will be lost in case of netdata or server crash.", health.log_filename); return -1; } @@ -45,51 +47,309 @@ static inline void health_alarm_log_close(void) { } } -static inline void health_log_recreate(void) { - if(health.log_fp != NULL) { +static inline void health_log_rotate(void) { + static size_t rotate_every = 0; + + if(unlikely(rotate_every == 0)) { + rotate_every = (size_t)config_get_number("health", "rotate log every lines", 2000); + if(rotate_every < 100) rotate_every = 100; + } + + if(unlikely(health.log_entries_written > rotate_every)) { health_alarm_log_close(); + char old_filename[FILENAME_MAX + 1]; + snprintfz(old_filename, FILENAME_MAX, "%s.old", health.log_filename); + + if(unlink(old_filename) == -1 && errno != ENOENT) + error("Health: cannot remove old alarms log file '%s'", old_filename); + + if(link(health.log_filename, old_filename) == -1 && errno != ENOENT) + error("Health: cannot move file '%s' to '%s'.", health.log_filename, old_filename); + + if(unlink(health.log_filename) == -1 && errno != ENOENT) + error("Health: cannot remove old alarms log file '%s'", health.log_filename); + // open it with truncate health.log_fp = fopen(health.log_filename, "w"); - if(health.log_fp) fclose(health.log_fp); - else error("Cannot truncate health log '%s'", health.log_filename); + + if(health.log_fp) + fclose(health.log_fp); + else + error("Health: cannot truncate health log '%s'", health.log_filename); health.log_fp = NULL; + health.log_entries_written = 0; health_alarm_log_open(); } } static inline void health_alarm_log_save(RRDHOST *host, ALARM_ENTRY *ae) { - (void)host; - (void)ae; - -/* if(likely(health.log_fp)) { - if(unlikely(fprintf(health.log_fp, "A\t%s\t%08x\t%08x\t%08x\t%08x\t%08x\t%08x\t%s\t%s\t%s\t%s\t%s\t%08x\n", - host->hostname, - ae->unique_id, - ae->alarm_id, - ae->alarm_event_id, - (uint32_t)ae->when, - (uint32_t)ae->duration, - (uint32_t)ae->non_clear_duration, - (uint32_t)ae->exec_run_timestamp, - ae->name, - ae->chart, - ae->family, - ae->exec, - ae->recipient - ) < 0)) + health_log_rotate(); + + if(likely(health.log_fp)) { + if(unlikely(fprintf(health.log_fp + , "%c\t%s" + "\t%08x\t%08x\t%08x\t%08x\t%08x" + "\t%08x\t%08x\t%08x" + "\t%08x\t%08x\t%08x" + "\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s" + "\t%d\t%d\t%d\t%d" + "\t%Lf\t%Lf" + "\n" + , (ae->flags & HEALTH_ENTRY_FLAG_SAVED)?'U':'A' + , host->hostname + + , ae->unique_id + , ae->alarm_id + , ae->alarm_event_id + , ae->updated_by_id + , ae->updates_id + + , (uint32_t)ae->when + , (uint32_t)ae->duration + , (uint32_t)ae->non_clear_duration + , (uint32_t)ae->flags + , (uint32_t)ae->exec_run_timestamp + , (uint32_t)ae->delay_up_to_timestamp + + , (ae->name)?ae->name:"" + , (ae->chart)?ae->chart:"" + , (ae->family)?ae->family:"" + , (ae->exec)?ae->exec:"" + , (ae->recipient)?ae->recipient:"" + , (ae->source)?ae->source:"" + , (ae->units)?ae->units:"" + , (ae->info)?ae->info:"" + + , ae->exec_code + , ae->new_status + , ae->old_status + , ae->delay + + , (long double)ae->new_value + , (long double)ae->old_value + ) < 0)) error("Health: failed to save alarm log entry. Health data may be lost in case of abnormal restart."); + else { + ae->flags |= HEALTH_ENTRY_FLAG_SAVED; + health.log_entries_written++; + } } -*/ +} + +static inline ssize_t health_alarm_log_read(RRDHOST *host, FILE *fp, const char *filename) { + static uint32_t max_unique_id = 0, max_alarm_id = 0; + + errno = 0; + + char *s, *buf = mallocz(65536 + 1); + size_t line = 0, len = 0; + ssize_t loaded = 0, updated = 0, errored = 0, duplicate = 0; + + pthread_rwlock_rdlock(&host->health_log.alarm_log_rwlock); + + while((s = fgets_trim_len(buf, 65536, fp, &len))) { + health.log_entries_written++; + line++; + + int max_entries = 30, entries = 0; + char *pointers[max_entries]; + + pointers[entries++] = s++; + while(*s) { + if(unlikely(*s == '\t')) { + *s = '\0'; + pointers[entries++] = ++s; + if(entries >= max_entries) { + error("Health: line %zu of file '%s' has more than %d entries. Ignoring excessive entries.", line, filename, max_entries); + break; + } + } + else s++; + } + + if(likely(*pointers[0] == 'U' || *pointers[0] == 'A')) { + ALARM_ENTRY *ae = NULL; + + if(entries < 26) { + error("Health: line %zu of file '%s' should have at least 26 entries, but it has %d. Ignoring it.", line, filename, entries); + errored++; + continue; + } + + // check that we have valid ids + uint32_t unique_id = (uint32_t)strtoul(pointers[2], NULL, 16); + if(!unique_id) { + error("Health: line %zu of file '%s' states alarm entry with invalid unique id %u (%s). Ignoring it.", line, filename, unique_id, pointers[2]); + errored++; + continue; + } + + uint32_t alarm_id = (uint32_t)strtoul(pointers[3], NULL, 16); + if(!alarm_id) { + error("Health: line %zu of file '%s' states alarm entry for invalid alarm id %u (%s). Ignoring it.", line, filename, alarm_id, pointers[3]); + errored++; + continue; + } + + if(unlikely(*pointers[0] == 'A')) { + // make sure it is properly numbered + if(unlikely(host->health_log.alarms && unique_id < host->health_log.alarms->unique_id)) { + error("Health: line %zu of file '%s' has alarm log entry with %u in wrong order. Ignoring it.", line, filename, unique_id); + errored++; + continue; + } + + ae = callocz(1, sizeof(ALARM_ENTRY)); + } + else if(unlikely(*pointers[0] == 'U')) { + // find the original + for(ae = host->health_log.alarms; ae; ae = ae->next) { + if(unlikely(unique_id == ae->unique_id)) { + if(unlikely(*pointers[0] == 'A')) { + error("Health: line %zu of file '%s' adds duplicate alarm log entry with unique id %u. Using the later." + , line, filename, unique_id); + *pointers[0] = 'U'; + duplicate++; + } + break; + } + else if(unlikely(unique_id > ae->unique_id)) { + // no need to continue + // the linked list is sorted + ae = NULL; + break; + } + } + + // if not found, skip this line + if(!ae) { + // error("Health: line %zu of file '%s' updates alarm log entry with unique id %u, but it is not found.", line, filename, unique_id); + continue; + } + } + + // check for a possible host missmatch + //if(strcmp(pointers[1], host->hostname)) + // error("Health: line %zu of file '%s' provides an alarm for host '%s' but this is named '%s'.", line, filename, pointers[1], host->hostname); + + ae->unique_id = unique_id; + ae->alarm_id = alarm_id; + ae->alarm_event_id = (uint32_t)strtoul(pointers[4], NULL, 16); + ae->updated_by_id = (uint32_t)strtoul(pointers[5], NULL, 16); + ae->updates_id = (uint32_t)strtoul(pointers[6], NULL, 16); + + ae->when = (uint32_t)strtoul(pointers[7], NULL, 16); + ae->duration = (uint32_t)strtoul(pointers[8], NULL, 16); + ae->non_clear_duration = (uint32_t)strtoul(pointers[9], NULL, 16); + + ae->flags = (uint32_t)strtoul(pointers[10], NULL, 16); + ae->flags |= HEALTH_ENTRY_FLAG_SAVED; + + ae->exec_run_timestamp = (uint32_t)strtoul(pointers[11], NULL, 16); + ae->delay_up_to_timestamp = (uint32_t)strtoul(pointers[12], NULL, 16); + + if(unlikely(ae->name)) freez(ae->name); + ae->name = strdupz(pointers[13]); + ae->hash_name = simple_hash(ae->name); + + if(unlikely(ae->chart)) freez(ae->chart); + ae->chart = strdupz(pointers[14]); + ae->hash_chart = simple_hash(ae->chart); + + if(unlikely(ae->family)) freez(ae->family); + ae->family = strdupz(pointers[15]); + + if(unlikely(ae->exec)) freez(ae->exec); + ae->exec = strdupz(pointers[16]); + if(!*ae->exec) { freez(ae->exec); ae->exec = NULL; } + + if(unlikely(ae->recipient)) freez(ae->recipient); + ae->recipient = strdupz(pointers[17]); + if(!*ae->recipient) { freez(ae->recipient); ae->recipient = NULL; } + + if(unlikely(ae->source)) freez(ae->source); + ae->source = strdupz(pointers[18]); + if(!*ae->source) { freez(ae->source); ae->source = NULL; } + + if(unlikely(ae->units)) freez(ae->units); + ae->units = strdupz(pointers[19]); + if(!*ae->units) { freez(ae->units); ae->units = NULL; } + + if(unlikely(ae->info)) freez(ae->info); + ae->info = strdupz(pointers[20]); + if(!*ae->info) { freez(ae->info); ae->info = NULL; } + + ae->exec_code = str2i(pointers[21]); + ae->new_status = str2i(pointers[22]); + ae->old_status = str2i(pointers[23]); + ae->delay = str2i(pointers[24]); + + ae->new_value = str2l(pointers[25]); + ae->old_value = str2l(pointers[26]); + + // add it to host if not already there + if(unlikely(*pointers[0] == 'A')) { + ae->next = host->health_log.alarms; + host->health_log.alarms = ae; + loaded++; + } + else updated++; + + if(unlikely(ae->unique_id > max_unique_id)) + max_unique_id = ae->unique_id; + + if(unlikely(ae->alarm_id >= max_alarm_id)) + max_alarm_id = ae->alarm_id; + } + else { + error("Health: line %zu of file '%s' is invalid (unrecognized entry type '%s').", line, filename, pointers[0]); + errored++; + } + } + + pthread_rwlock_unlock(&host->health_log.alarm_log_rwlock); + + freez(buf); + + if(!max_unique_id) max_unique_id = (uint32_t)now_realtime_sec(); + if(!max_alarm_id) max_alarm_id = (uint32_t)now_realtime_sec(); + + host->health_log.next_log_id = max_unique_id + 1; + host->health_log.next_alarm_id = max_alarm_id + 1; + + debug(D_HEALTH, "Health: loaded file '%s' with %zd new alarm entries, updated %zd alarms, errors %zd entries, duplicate %zd", filename, loaded, updated, errored, duplicate); + return loaded; } static inline void health_alarm_log_load(RRDHOST *host) { - (void)host; + health_alarm_log_close(); + char filename[FILENAME_MAX + 1]; + snprintfz(filename, FILENAME_MAX, "%s.old", health.log_filename); + FILE *fp = fopen(filename, "r"); + if(!fp) + error("Health: cannot open health file: %s", filename); + else { + health_alarm_log_read(host, fp, filename); + fclose(fp); + } + + health.log_entries_written = 0; + fp = fopen(health.log_filename, "r"); + if(!fp) + error("Health: cannot open health file: %s", health.log_filename); + else { + health_alarm_log_read(host, fp, health.log_filename); + fclose(fp); + } + + health_alarm_log_open(); } + // ---------------------------------------------------------------------------- // health alarm log management @@ -152,8 +412,8 @@ static inline void health_alarm_log(RRDHOST *host, ALARM_ENTRY *t; for(t = host->health_log.alarms ; t ; t = t->next) { if(t != ae && t->alarm_id == ae->alarm_id) { - if(!(t->notifications & HEALTH_ENTRY_NOTIFICATIONS_UPDATED) && !t->updated_by_id) { - t->notifications |= HEALTH_ENTRY_NOTIFICATIONS_UPDATED; + if(!(t->flags & HEALTH_ENTRY_FLAG_UPDATED) && !t->updated_by_id) { + t->flags |= HEALTH_ENTRY_FLAG_UPDATED; t->updated_by_id = ae->unique_id; ae->updates_id = t->unique_id; @@ -163,10 +423,9 @@ static inline void health_alarm_log(RRDHOST *host, health_alarm_log_save(host, t); } - else { - // no need to continue - break; - } + + // no need to continue + break; } } pthread_rwlock_unlock(&host->health_log.alarm_log_rwlock); @@ -226,14 +485,17 @@ static inline void rrdvar_free(RRDHOST *host, avl_tree_lock *tree, RRDVAR *rv) { if(!rv) return; - if(tree) - rrdvar_index_del(tree, rv); + if(tree) { + debug(D_VARIABLES, "Deleting variable '%s'", rv->name); + if(unlikely(!rrdvar_index_del(tree, rv))) + error("Attempted to delete variable '%s' from host '%s', but it is not found.", rv->name, host->hostname); + } freez(rv->name); freez(rv); } -static inline RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock *tree, const char *name, int type, calculated_number *value) { +static inline RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock *tree, const char *name, int type, void *value) { char *variable = strdupz(name); rrdvar_fix_name(variable); uint32_t hash = simple_hash(variable); @@ -258,8 +520,13 @@ static inline RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock * debug(D_VARIABLES, "Variable '%s' created in scope '%s'", variable, scope); } else { + debug(D_VARIABLES, "Variable '%s' is already found in scope '%s'.", variable, scope); + // already exists freez(variable); + + // this is important + // it must return NULL - not the existing variable - or double-free will happen rv = NULL; } @@ -267,10 +534,69 @@ static inline RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock * } // ---------------------------------------------------------------------------- +// CUSTOM VARIABLES + +RRDVAR *rrdvar_custom_host_variable_create(RRDHOST *host, const char *name) { + calculated_number *v = callocz(1, sizeof(calculated_number)); + *v = NAN; + RRDVAR *rv = rrdvar_create_and_index("host", &host->variables_root_index, name, RRDVAR_TYPE_CALCULATED_ALLOCATED, v); + if(unlikely(!rv)) { + free(v); + error("Requested variable '%s' already exists - possibly 2 plugins will be updating it at the same time", name); + + char *variable = strdupz(name); + rrdvar_fix_name(variable); + uint32_t hash = simple_hash(variable); + + rv = rrdvar_index_find(&host->variables_root_index, variable, hash); + } + + return rv; +} + +void rrdvar_custom_host_variable_destroy(RRDHOST *host, const char *name) { + char *variable = strdupz(name); + rrdvar_fix_name(variable); + uint32_t hash = simple_hash(variable); + + RRDVAR *rv = rrdvar_index_find(&host->variables_root_index, variable, hash); + freez(variable); + + if(!rv) { + error("Attempted to remove variable '%s' from host '%s', but it does not exist.", name, host->hostname); + return; + } + + if(rv->type != RRDVAR_TYPE_CALCULATED_ALLOCATED) { + error("Attempted to remove variable '%s' from host '%s', but it does not a custom allocated variable.", name, host->hostname); + return; + } + + if(!rrdvar_index_del(&host->variables_root_index, rv)) { + error("Attempted to remove variable '%s' from host '%s', but it cannot be found.", name, host->hostname); + return; + } + + freez(rv->name); + freez(rv->value); + freez(rv); +} + +void rrdvar_custom_host_variable_set(RRDVAR *rv, calculated_number value) { + if(rv->type != RRDVAR_TYPE_CALCULATED_ALLOCATED) + error("requested to set variable '%s' to value " CALCULATED_NUMBER_FORMAT " but the variable is not a custom one.", rv->name, value); + else { + calculated_number *v = rv->value; + *v = value; + } +} + +// ---------------------------------------------------------------------------- // RRDVAR lookup -calculated_number rrdvar2number(RRDVAR *rv) { +static calculated_number rrdvar2number(RRDVAR *rv) { switch(rv->type) { + case RRDVAR_TYPE_CALCULATED_ALLOCATED: case RRDVAR_TYPE_CALCULATED: { calculated_number *n = (calculated_number *)rv->value; return *n; @@ -302,11 +628,6 @@ calculated_number rrdvar2number(RRDVAR *rv) { } } -void dump_variable(void *data) { - RRDVAR *rv = (RRDVAR *)data; - debug(D_HEALTH, "%50s : %20.5Lf", rv->name, rrdvar2number(rv)); -} - int health_variable_lookup(const char *variable, uint32_t hash, RRDCALC *rc, calculated_number *result) { RRDSET *st = rc->rrdset; RRDVAR *rv; @@ -331,162 +652,219 @@ int health_variable_lookup(const char *variable, uint32_t hash, RRDCALC *rc, cal return 1; } - debug(D_HEALTH, "Available local chart '%s' variables:", st->id); - avl_traverse_lock(&st->variables_root_index, dump_variable); + return 0; +} - debug(D_HEALTH, "Available family '%s' variables:", st->rrdfamily->family); - avl_traverse_lock(&st->rrdfamily->variables_root_index, dump_variable); +// ---------------------------------------------------------------------------- +// RRDVAR to JSON - debug(D_HEALTH, "Available host '%s' variables:", st->rrdhost->hostname); - avl_traverse_lock(&st->rrdhost->variables_root_index, dump_variable); +struct variable2json_helper { + BUFFER *buf; + size_t counter; +}; + +static int single_variable2json(void *entry, void *data) { + struct variable2json_helper *helper = (struct variable2json_helper *)data; + RRDVAR *rv = (RRDVAR *)entry; + calculated_number value = rrdvar2number(rv); + + if(unlikely(isnan(value) || isinf(value))) + buffer_sprintf(helper->buf, "%s\n\t\t\"%s\": null", helper->counter?",":"", rv->name); + else + buffer_sprintf(helper->buf, "%s\n\t\t\"%s\": %0.5Lf", helper->counter?",":"", rv->name, (long double)value); + + helper->counter++; return 0; } +void health_api_v1_chart_variables2json(RRDSET *st, BUFFER *buf) { + struct variable2json_helper helper = { + .buf = buf, + .counter = 0 + }; + + buffer_sprintf(buf, "{\n\t\"chart\": \"%s\",\n\t\"chart_name\": \"%s\",\n\t\"chart_context\": \"%s\",\n\t\"chart_variables\": {", st->id, st->name, st->context); + avl_traverse_lock(&st->variables_root_index, single_variable2json, (void *)&helper); + buffer_sprintf(buf, "\n\t},\n\t\"family\": \"%s\",\n\t\"family_variables\": {", st->family); + helper.counter = 0; + avl_traverse_lock(&st->rrdfamily->variables_root_index, single_variable2json, (void *)&helper); + buffer_sprintf(buf, "\n\t},\n\t\"host\": \"%s\",\n\t\"host_variables\": {", st->rrdhost->hostname); + helper.counter = 0; + avl_traverse_lock(&st->rrdhost->variables_root_index, single_variable2json, (void *)&helper); + buffer_strcat(buf, "\n\t}\n}\n"); +} + + // ---------------------------------------------------------------------------- -// RRDSETVAR management +// RRDDIMVAR management +// DIMENSION VARIABLES -RRDSETVAR *rrdsetvar_create(RRDSET *st, const char *variable, int type, void *value, uint32_t options) { - debug(D_VARIABLES, "RRDVARSET create for chart id '%s' name '%s' with variable name '%s'", st->id, st->name, variable); - RRDSETVAR *rs = (RRDSETVAR *)callocz(1, sizeof(RRDSETVAR)); +#define RRDDIMVAR_ID_MAX 1024 - char buffer[RRDVAR_MAX_LENGTH + 1]; - snprintfz(buffer, RRDVAR_MAX_LENGTH, "%s.%s", st->id, variable); - rs->fullid = strdupz(buffer); +static inline void rrddimvar_free_variables(RRDDIMVAR *rs) { + RRDDIM *rd = rs->rrddim; + RRDSET *st = rd->rrdset; - snprintfz(buffer, RRDVAR_MAX_LENGTH, "%s.%s", st->name, variable); - rs->fullname = strdupz(buffer); + // CHART VARIABLES FOR THIS DIMENSION - rs->variable = strdupz(variable); + rrdvar_free(st->rrdhost, &st->variables_root_index, rs->var_local_id); + rs->var_local_id = NULL; - rs->type = type; - rs->value = value; - rs->options = options; - rs->rrdset = st; + rrdvar_free(st->rrdhost, &st->variables_root_index, rs->var_local_name); + rs->var_local_name = NULL; - rs->local = rrdvar_create_and_index("local", &st->variables_root_index, rs->variable, rs->type, rs->value); - rs->family = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->fullid, rs->type, rs->value); - rs->host = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->fullid, rs->type, rs->value); - rs->family_name = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->fullname, rs->type, rs->value); - rs->host_name = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->fullname, rs->type, rs->value); + // FAMILY VARIABLES FOR THIS DIMENSION - rs->next = st->variables; - st->variables = rs; + rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_id); + rs->var_family_id = NULL; - return rs; -} + rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_name); + rs->var_family_name = NULL; -void rrdsetvar_rename_all(RRDSET *st) { - debug(D_VARIABLES, "RRDSETVAR rename for chart id '%s' name '%s'", st->id, st->name); + rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_contextid); + rs->var_family_contextid = NULL; - // only these 2 can change name - // rs->family_name - // rs->host_name + rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_contextname); + rs->var_family_contextname = NULL; - char buffer[RRDVAR_MAX_LENGTH + 1]; - RRDSETVAR *rs, *next = st->variables; - while((rs = next)) { - next = rs->next; + // HOST VARIABLES FOR THIS DIMENSION - snprintfz(buffer, RRDVAR_MAX_LENGTH, "%s.%s", st->name, rs->variable); + rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartidid); + rs->var_host_chartidid = NULL; - if (strcmp(buffer, rs->fullname)) { - // name changed - rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->family_name); - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_name); + rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartidname); + rs->var_host_chartidname = NULL; - freez(rs->fullname); - rs->fullname = strdupz(st->name); - rs->family_name = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->fullname, rs->type, rs->value); - rs->host_name = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->fullname, rs->type, rs->value); - } - } + rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartnameid); + rs->var_host_chartnameid = NULL; - rrdsetcalc_link_matching(st); -} + rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_chartnamename); + rs->var_host_chartnamename = NULL; -void rrdsetvar_free(RRDSETVAR *rs) { - RRDSET *st = rs->rrdset; - debug(D_VARIABLES, "RRDSETVAR free for chart id '%s' name '%s', variable '%s'", st->id, st->name, rs->variable); + // KEYS - rrdvar_free(st->rrdhost, &st->variables_root_index, rs->local); - rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->family); - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host); - rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->family_name); - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_name); + freez(rs->key_id); + rs->key_id = NULL; - if(st->variables == rs) { - st->variables = rs->next; - } - else { - RRDSETVAR *t; - for (t = st->variables; t && t->next != rs; t = t->next); - if(!t) error("RRDSETVAR '%s' not found in chart '%s' variables linked list", rs->fullname, st->id); - else t->next = rs->next; - } + freez(rs->key_name); + rs->key_name = NULL; - freez(rs->fullid); - freez(rs->fullname); - freez(rs->variable); - freez(rs); -} + freez(rs->key_fullidid); + rs->key_fullidid = NULL; -// ---------------------------------------------------------------------------- -// RRDDIMVAR management + freez(rs->key_fullidname); + rs->key_fullidname = NULL; -#define RRDDIMVAR_ID_MAX 1024 + freez(rs->key_contextid); + rs->key_contextid = NULL; -RRDDIMVAR *rrddimvar_create(RRDDIM *rd, int type, const char *prefix, const char *suffix, void *value, uint32_t options) { - RRDSET *st = rd->rrdset; + freez(rs->key_contextname); + rs->key_contextname = NULL; - debug(D_VARIABLES, "RRDDIMSET create for chart id '%s' name '%s', dimension id '%s', name '%s%s%s'", st->id, st->name, rd->id, (prefix)?prefix:"", rd->name, (suffix)?suffix:""); + freez(rs->key_fullnameid); + rs->key_fullnameid = NULL; - if(!prefix) prefix = ""; - if(!suffix) suffix = ""; + freez(rs->key_fullnamename); + rs->key_fullnamename = NULL; +} + +static inline void rrddimvar_create_variables(RRDDIMVAR *rs) { + rrddimvar_free_variables(rs); + + RRDDIM *rd = rs->rrddim; + RRDSET *st = rd->rrdset; char buffer[RRDDIMVAR_ID_MAX + 1]; - RRDDIMVAR *rs = (RRDDIMVAR *)callocz(1, sizeof(RRDDIMVAR)); - rs->prefix = strdupz(prefix); - rs->suffix = strdupz(suffix); + // KEYS snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s%s%s", rs->prefix, rd->id, rs->suffix); - rs->id = strdupz(buffer); + rs->key_id = strdupz(buffer); snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s%s%s", rs->prefix, rd->name, rs->suffix); - rs->name = strdupz(buffer); + rs->key_name = strdupz(buffer); + + snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->id, rs->key_id); + rs->key_fullidid = strdupz(buffer); + + snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->id, rs->key_name); + rs->key_fullidname = strdupz(buffer); + + snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->context, rs->key_id); + rs->key_contextid = strdupz(buffer); + + snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->context, rs->key_name); + rs->key_contextname = strdupz(buffer); + + snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->key_id); + rs->key_fullnameid = strdupz(buffer); + + snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->key_name); + rs->key_fullnamename = strdupz(buffer); + + // CHART VARIABLES FOR THIS DIMENSION + // ----------------------------------- + // + // dimensions are available as: + // - $id + // - $name + + rs->var_local_id = rrdvar_create_and_index("local", &st->variables_root_index, rs->key_id, rs->type, rs->value); + rs->var_local_name = rrdvar_create_and_index("local", &st->variables_root_index, rs->key_name, rs->type, rs->value); + + // FAMILY VARIABLES FOR THIS DIMENSION + // ----------------------------------- + // + // dimensions are available as: + // - $id (only the first, when multiple overlap) + // - $name (only the first, when multiple overlap) + // - $chart-context.id + // - $chart-context.name + + rs->var_family_id = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_id, rs->type, rs->value); + rs->var_family_name = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_name, rs->type, rs->value); + rs->var_family_contextid = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_contextid, rs->type, rs->value); + rs->var_family_contextname = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_contextname, rs->type, rs->value); + + // HOST VARIABLES FOR THIS DIMENSION + // ----------------------------------- + // + // dimensions are available as: + // - $chart-id.id + // - $chart-id.name + // - $chart-name.id + // - $chart-name.name + + rs->var_host_chartidid = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullidid, rs->type, rs->value); + rs->var_host_chartidname = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullidname, rs->type, rs->value); + rs->var_host_chartnameid = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullnameid, rs->type, rs->value); + rs->var_host_chartnamename = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullnamename, rs->type, rs->value); +} - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", rd->rrdset->id, rs->id); - rs->fullidid = strdupz(buffer); +RRDDIMVAR *rrddimvar_create(RRDDIM *rd, int type, const char *prefix, const char *suffix, void *value, uint32_t options) { + RRDSET *st = rd->rrdset; - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", rd->rrdset->id, rs->name); - rs->fullidname = strdupz(buffer); + debug(D_VARIABLES, "RRDDIMSET create for chart id '%s' name '%s', dimension id '%s', name '%s%s%s'", st->id, st->name, rd->id, (prefix)?prefix:"", rd->name, (suffix)?suffix:""); - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", rd->rrdset->name, rs->id); - rs->fullnameid = strdupz(buffer); + if(!prefix) prefix = ""; + if(!suffix) suffix = ""; + + RRDDIMVAR *rs = (RRDDIMVAR *)callocz(1, sizeof(RRDDIMVAR)); - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", rd->rrdset->name, rs->name); - rs->fullnamename = strdupz(buffer); + rs->prefix = strdupz(prefix); + rs->suffix = strdupz(suffix); rs->type = type; rs->value = value; rs->options = options; rs->rrddim = rd; - rs->local_id = rrdvar_create_and_index("local", &st->variables_root_index, rs->id, rs->type, rs->value); - rs->local_name = rrdvar_create_and_index("local", &st->variables_root_index, rs->name, rs->type, rs->value); - - rs->family_id = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->id, rs->type, rs->value); - rs->family_name = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->name, rs->type, rs->value); - - rs->host_fullidid = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->fullidid, rs->type, rs->value); - rs->host_fullidname = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->fullidname, rs->type, rs->value); - rs->host_fullnameid = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->fullnameid, rs->type, rs->value); - rs->host_fullnamename = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->fullnamename, rs->type, rs->value); - rs->next = rd->variables; rd->variables = rs; + rrddimvar_create_variables(rs); + return rs; } @@ -497,41 +875,7 @@ void rrddimvar_rename_all(RRDDIM *rd) { RRDDIMVAR *rs, *next = rd->variables; while((rs = next)) { next = rs->next; - - if (strcmp(rd->name, rs->name)) { - char buffer[RRDDIMVAR_ID_MAX + 1]; - // name changed - - // name - rrdvar_free(st->rrdhost, &st->variables_root_index, rs->local_name); - freez(rs->name); - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s%s%s", rs->prefix, rd->name, rs->suffix); - rs->name = strdupz(buffer); - rs->local_name = rrdvar_create_and_index("local", &st->variables_root_index, rs->name, rs->type, rs->value); - - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_fullidname); - freez(rs->fullidname); - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->id, rs->name); - rs->fullidname = strdupz(buffer); - rs->host_fullidname = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, - rs->fullidname, rs->type, rs->value); - - // fullnameid - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_fullnameid); - freez(rs->fullnameid); - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->id); - rs->fullnameid = strdupz(buffer); - rs->host_fullnameid = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, - rs->fullnameid, rs->type, rs->value); - - // fullnamename - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_fullnamename); - freez(rs->fullnamename); - snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->name); - rs->fullnamename = strdupz(buffer); - rs->host_fullnamename = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, - rs->fullnamename, rs->type, rs->value); - } + rrddimvar_create_variables(rs); } } @@ -540,16 +884,7 @@ void rrddimvar_free(RRDDIMVAR *rs) { RRDSET *st = rd->rrdset; debug(D_VARIABLES, "RRDDIMSET free for chart id '%s' name '%s', dimension id '%s', name '%s', prefix='%s', suffix='%s'", st->id, st->name, rd->id, rd->name, rs->prefix, rs->suffix); - rrdvar_free(st->rrdhost, &st->variables_root_index, rs->local_id); - rrdvar_free(st->rrdhost, &st->variables_root_index, rs->local_name); - - rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->family_id); - rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->family_name); - - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_fullidid); - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_fullidname); - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_fullnameid); - rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->host_fullnamename); + rrddimvar_free_variables(rs); if(rd->variables == rs) { debug(D_VARIABLES, "RRDDIMSET removing first entry for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name); @@ -559,25 +894,136 @@ void rrddimvar_free(RRDDIMVAR *rs) { debug(D_VARIABLES, "RRDDIMSET removing non-first entry for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name); RRDDIMVAR *t; for (t = rd->variables; t && t->next != rs; t = t->next) ; - if(!t) error("RRDDIMVAR '%s' not found in dimension '%s/%s' variables linked list", rs->name, st->id, rd->id); + if(!t) error("RRDDIMVAR '%s' not found in dimension '%s/%s' variables linked list", rs->key_name, st->id, rd->id); else t->next = rs->next; } freez(rs->prefix); freez(rs->suffix); - freez(rs->id); - freez(rs->name); - freez(rs->fullidid); - freez(rs->fullidname); - freez(rs->fullnameid); - freez(rs->fullnamename); + freez(rs); +} + +// ---------------------------------------------------------------------------- +// RRDSETVAR management +// CHART VARIABLES + +static inline void rrdsetvar_free_variables(RRDSETVAR *rs) { + RRDSET *st = rs->rrdset; + + // CHART + + rrdvar_free(st->rrdhost, &st->variables_root_index, rs->var_local); + rs->var_local = NULL; + + // FAMILY + + rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family); + rs->var_family = NULL; + + rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host); + rs->var_host = NULL; + + // HOST + + rrdvar_free(st->rrdhost, &st->rrdfamily->variables_root_index, rs->var_family_name); + rs->var_family_name = NULL; + + rrdvar_free(st->rrdhost, &st->rrdhost->variables_root_index, rs->var_host_name); + rs->var_host_name = NULL; + + // KEYS + + freez(rs->key_fullid); + rs->key_fullid = NULL; + + freez(rs->key_fullname); + rs->key_fullname = NULL; +} + +static inline void rrdsetvar_create_variables(RRDSETVAR *rs) { + rrdsetvar_free_variables(rs); + + RRDSET *st = rs->rrdset; + + // KEYS + + char buffer[RRDVAR_MAX_LENGTH + 1]; + snprintfz(buffer, RRDVAR_MAX_LENGTH, "%s.%s", st->id, rs->variable); + rs->key_fullid = strdupz(buffer); + + snprintfz(buffer, RRDVAR_MAX_LENGTH, "%s.%s", st->name, rs->variable); + rs->key_fullname = strdupz(buffer); + + // CHART + + rs->var_local = rrdvar_create_and_index("local", &st->variables_root_index, rs->variable, rs->type, rs->value); + + // FAMILY + + rs->var_family = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_fullid, rs->type, rs->value); + rs->var_family_name = rrdvar_create_and_index("family", &st->rrdfamily->variables_root_index, rs->key_fullname, rs->type, rs->value); + + // HOST + + rs->var_host = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullid, rs->type, rs->value); + rs->var_host_name = rrdvar_create_and_index("host", &st->rrdhost->variables_root_index, rs->key_fullname, rs->type, rs->value); + +} + +RRDSETVAR *rrdsetvar_create(RRDSET *st, const char *variable, int type, void *value, uint32_t options) { + debug(D_VARIABLES, "RRDVARSET create for chart id '%s' name '%s' with variable name '%s'", st->id, st->name, variable); + RRDSETVAR *rs = (RRDSETVAR *)callocz(1, sizeof(RRDSETVAR)); + + rs->variable = strdupz(variable); + rs->type = type; + rs->value = value; + rs->options = options; + rs->rrdset = st; + + rs->next = st->variables; + st->variables = rs; + + rrdsetvar_create_variables(rs); + + return rs; +} + +void rrdsetvar_rename_all(RRDSET *st) { + debug(D_VARIABLES, "RRDSETVAR rename for chart id '%s' name '%s'", st->id, st->name); + + RRDSETVAR *rs, *next = st->variables; + while((rs = next)) { + next = rs->next; + rrdsetvar_create_variables(rs); + } + + rrdsetcalc_link_matching(st); +} + +void rrdsetvar_free(RRDSETVAR *rs) { + RRDSET *st = rs->rrdset; + debug(D_VARIABLES, "RRDSETVAR free for chart id '%s' name '%s', variable '%s'", st->id, st->name, rs->variable); + + if(st->variables == rs) { + st->variables = rs->next; + } + else { + RRDSETVAR *t; + for (t = st->variables; t && t->next != rs; t = t->next); + if(!t) error("RRDSETVAR '%s' not found in chart '%s' variables linked list", rs->key_fullname, st->id); + else t->next = rs->next; + } + + rrdsetvar_free_variables(rs); + + freez(rs->variable); freez(rs); } // ---------------------------------------------------------------------------- // RRDCALC management -static inline const char *rrdcalc_status2string(int status) { +inline const char *rrdcalc_status2string(int status) { switch(status) { case RRDCALC_STATUS_REMOVED: return "REMOVED"; @@ -609,7 +1055,7 @@ static inline const char *rrdcalc_status2string(int status) { static void rrdsetcalc_link(RRDSET *st, RRDCALC *rc) { debug(D_HEALTH, "Health linking alarm '%s.%s' to chart '%s' of host '%s'", rc->chart?rc->chart:"NOCHART", rc->name, st->id, st->rrdhost->hostname); - rc->last_status_change = time(NULL); + rc->last_status_change = now_realtime_sec(); rc->rrdset = st; rc->rrdset_next = st->alarms; @@ -648,7 +1094,7 @@ static void rrdsetcalc_link(RRDSET *st, RRDCALC *rc) { if(!rc->units) rc->units = strdupz(st->units); { - time_t now = time(NULL); + time_t now = now_realtime_sec(); health_alarm_log(st->rrdhost, rc->id, rc->next_event_id++, now, rc->name, rc->rrdset->id, rc->rrdset->family, rc->exec, rc->recipient, now - rc->last_status_change, rc->old_value, rc->value, rc->status, RRDCALC_STATUS_UNINITIALIZED, rc->source, rc->units, rc->info, 0); } } @@ -686,7 +1132,7 @@ inline void rrdsetcalc_unlink(RRDCALC *rc) { } { - time_t now = time(NULL); + time_t now = now_realtime_sec(); health_alarm_log(st->rrdhost, rc->id, rc->next_event_id++, now, rc->name, rc->rrdset->id, rc->rrdset->family, rc->exec, rc->recipient, now - rc->last_status_change, rc->old_value, rc->value, rc->status, RRDCALC_STATUS_REMOVED, rc->source, rc->units, rc->info, 0); } @@ -954,7 +1400,8 @@ void rrdcalctemplate_link_matching(RRDSET *st) { RRDCALCTEMPLATE *rt; for(rt = st->rrdhost->templates; rt ; rt = rt->next) { - if(rt->hash_context == st->hash_context && !strcmp(rt->context, st->context)) { + if(rt->hash_context == st->hash_context && !strcmp(rt->context, st->context) + && (!rt->family_pattern || simple_pattern_matches(rt->family_pattern, st->family))) { RRDCALC *rc = rrdcalc_create(st->rrdhost, rt, st->id); if(unlikely(!rc)) error("Health tried to create alarm from template '%s', but it failed", rt->name); @@ -990,6 +1437,9 @@ static inline void rrdcalctemplate_free(RRDHOST *host, RRDCALCTEMPLATE *rt) { expression_free(rt->warning); expression_free(rt->critical); + freez(rt->family_match); + simple_pattern_free(rt->family_pattern); + freez(rt->name); freez(rt->exec); freez(rt->recipient); @@ -1009,6 +1459,7 @@ static inline void rrdcalctemplate_free(RRDHOST *host, RRDCALCTEMPLATE *rt) { #define HEALTH_ALARM_KEY "alarm" #define HEALTH_TEMPLATE_KEY "template" #define HEALTH_ON_KEY "on" +#define HEALTH_FAMILIES_KEY "families" #define HEALTH_LOOKUP_KEY "lookup" #define HEALTH_CALC_KEY "calc" #define HEALTH_EVERY_KEY "every" @@ -1353,6 +1804,16 @@ static inline int health_parse_db_lookup( return 1; } +static inline char *tabs2spaces(char *s) { + char *t = s; + while(*t) { + if(unlikely(*t == '\t')) *t = ' '; + t++; + } + + return s; +} + static inline char *health_source_file(size_t line, const char *path, const char *filename) { char buffer[FILENAME_MAX + 1]; snprintfz(buffer, FILENAME_MAX, "%zu@%s/%s", line, path, filename); @@ -1369,13 +1830,14 @@ static inline void strip_quotes(char *s) { int health_readfile(const char *path, const char *filename) { debug(D_HEALTH, "Health configuration reading file '%s/%s'", path, filename); - static uint32_t hash_alarm = 0, hash_template = 0, hash_on = 0, hash_calc = 0, hash_green = 0, hash_red = 0, hash_warn = 0, hash_crit = 0, hash_exec = 0, hash_every = 0, hash_lookup = 0, hash_units = 0, hash_info = 0, hash_recipient = 0, hash_delay = 0; + static uint32_t hash_alarm = 0, hash_template = 0, hash_on = 0, hash_families = 0, hash_calc = 0, hash_green = 0, hash_red = 0, hash_warn = 0, hash_crit = 0, hash_exec = 0, hash_every = 0, hash_lookup = 0, hash_units = 0, hash_info = 0, hash_recipient = 0, hash_delay = 0; char buffer[HEALTH_CONF_MAX_LINE + 1]; if(unlikely(!hash_alarm)) { hash_alarm = simple_uhash(HEALTH_ALARM_KEY); hash_template = simple_uhash(HEALTH_TEMPLATE_KEY); hash_on = simple_uhash(HEALTH_ON_KEY); + hash_families = simple_uhash(HEALTH_FAMILIES_KEY); hash_calc = simple_uhash(HEALTH_CALC_KEY); hash_lookup = simple_uhash(HEALTH_LOOKUP_KEY); hash_green = simple_uhash(HEALTH_GREEN_KEY); @@ -1405,10 +1867,8 @@ int health_readfile(const char *path, const char *filename) { while((s = fgets(&buffer[append], (int)(HEALTH_CONF_MAX_LINE - append), fp)) || append) { int stop_appending = !s; line++; - // info("Line %zu of file '%s/%s': '%s'", line, path, filename, s); s = trim(buffer); if(!s) continue; - // info("Trimmed line %zu of file '%s/%s': '%s'", line, path, filename, s); append = strlen(s); if(!stop_appending && s[append - 1] == '\\') { @@ -1445,7 +1905,6 @@ int health_readfile(const char *path, const char *filename) { continue; } - // info("Health file '%s/%s', key '%s', value '%s'", path, filename, key, value); uint32_t hash = simple_uhash(key); if(hash == hash_alarm && !strcasecmp(key, HEALTH_ALARM_KEY)) { @@ -1460,7 +1919,7 @@ int health_readfile(const char *path, const char *filename) { rc = callocz(1, sizeof(RRDCALC)); rc->next_event_id = 1; - rc->name = strdupz(value); + rc->name = tabs2spaces(strdupz(value)); rc->hash = simple_hash(rc->name); rc->source = health_source_file(line, path, filename); rc->green = NAN; @@ -1483,7 +1942,7 @@ int health_readfile(const char *path, const char *filename) { rrdcalctemplate_free(&localhost, rt); rt = callocz(1, sizeof(RRDCALCTEMPLATE)); - rt->name = strdupz(value); + rt->name = tabs2spaces(strdupz(value)); rt->hash_name = simple_hash(rt->name); rt->source = health_source_file(line, path, filename); rt->green = NAN; @@ -1497,12 +1956,12 @@ int health_readfile(const char *path, const char *filename) { if(hash == hash_on && !strcasecmp(key, HEALTH_ON_KEY)) { if(rc->chart) { if(strcmp(rc->chart, value)) - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", - line, path, filename, rc->name, key, rc->chart, value, value); + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + line, path, filename, rc->name, key, rc->chart, value, value); freez(rc->chart); } - rc->chart = strdupz(value); + rc->chart = tabs2spaces(strdupz(value)); rc->hash_chart = simple_hash(rc->chart); } else if(hash == hash_lookup && !strcasecmp(key, HEALTH_LOOKUP_KEY)) { @@ -1512,14 +1971,14 @@ int health_readfile(const char *path, const char *filename) { } else if(hash == hash_every && !strcasecmp(key, HEALTH_EVERY_KEY)) { if(!health_parse_duration(value, &rc->update_every)) - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' at key '%s' cannot parse duration: '%s'.", + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' at key '%s' cannot parse duration: '%s'.", line, path, filename, rc->name, key, value); } else if(hash == hash_green && !strcasecmp(key, HEALTH_GREEN_KEY)) { char *e; rc->green = strtold(value, &e); if(e && *e) { - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' at key '%s' leaves this string unmatched: '%s'.", + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' at key '%s' leaves this string unmatched: '%s'.", line, path, filename, rc->name, key, e); } } @@ -1527,7 +1986,7 @@ int health_readfile(const char *path, const char *filename) { char *e; rc->red = strtold(value, &e); if(e && *e) { - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' at key '%s' leaves this string unmatched: '%s'.", + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' at key '%s' leaves this string unmatched: '%s'.", line, path, filename, rc->name, key, e); } } @@ -1561,43 +2020,43 @@ int health_readfile(const char *path, const char *filename) { else if(hash == hash_exec && !strcasecmp(key, HEALTH_EXEC_KEY)) { if(rc->exec) { if(strcmp(rc->exec, value)) - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rc->name, key, rc->exec, value, value); freez(rc->exec); } - rc->exec = strdupz(value); + rc->exec = tabs2spaces(strdupz(value)); } else if(hash == hash_recipient && !strcasecmp(key, HEALTH_RECIPIENT_KEY)) { if(rc->recipient) { if(strcmp(rc->recipient, value)) - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rc->name, key, rc->recipient, value, value); freez(rc->recipient); } - rc->recipient = strdupz(value); + rc->recipient = tabs2spaces(strdupz(value)); } else if(hash == hash_units && !strcasecmp(key, HEALTH_UNITS_KEY)) { if(rc->units) { if(strcmp(rc->units, value)) - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rc->name, key, rc->units, value, value); freez(rc->units); } - rc->units = strdupz(value); + rc->units = tabs2spaces(strdupz(value)); strip_quotes(rc->units); } else if(hash == hash_info && !strcasecmp(key, HEALTH_INFO_KEY)) { if(rc->info) { if(strcmp(rc->info, value)) - info("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for alarm '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rc->name, key, rc->info, value, value); freez(rc->info); } - rc->info = strdupz(value); + rc->info = tabs2spaces(strdupz(value)); strip_quotes(rc->info); } else if(hash == hash_delay && !strcasecmp(key, HEALTH_DELAY_KEY)) { @@ -1612,29 +2071,35 @@ int health_readfile(const char *path, const char *filename) { if(hash == hash_on && !strcasecmp(key, HEALTH_ON_KEY)) { if(rt->context) { if(strcmp(rt->context, value)) - info("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", - line, path, filename, rt->name, key, rt->context, value, value); + error("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + line, path, filename, rt->name, key, rt->context, value, value); freez(rt->context); } - rt->context = strdupz(value); + rt->context = tabs2spaces(strdupz(value)); rt->hash_context = simple_hash(rt->context); } + else if(hash == hash_families && !strcasecmp(key, HEALTH_FAMILIES_KEY)) { + freez(rt->family_match); + simple_pattern_free(rt->family_pattern); + + rt->family_match = tabs2spaces(strdupz(value)); + rt->family_pattern = simple_pattern_create(rt->family_match, SIMPLE_PATTERN_EXACT); + } else if(hash == hash_lookup && !strcasecmp(key, HEALTH_LOOKUP_KEY)) { health_parse_db_lookup(line, path, filename, value, &rt->group, &rt->after, &rt->before, - &rt->update_every, - &rt->options, &rt->dimensions); + &rt->update_every, &rt->options, &rt->dimensions); } else if(hash == hash_every && !strcasecmp(key, HEALTH_EVERY_KEY)) { if(!health_parse_duration(value, &rt->update_every)) - info("Health configuration at line %zu of file '%s/%s' for template '%s' at key '%s' cannot parse duration: '%s'.", + error("Health configuration at line %zu of file '%s/%s' for template '%s' at key '%s' cannot parse duration: '%s'.", line, path, filename, rt->name, key, value); } else if(hash == hash_green && !strcasecmp(key, HEALTH_GREEN_KEY)) { char *e; rt->green = strtold(value, &e); if(e && *e) { - info("Health configuration at line %zu of file '%s/%s' for template '%s' at key '%s' leaves this string unmatched: '%s'.", + error("Health configuration at line %zu of file '%s/%s' for template '%s' at key '%s' leaves this string unmatched: '%s'.", line, path, filename, rt->name, key, e); } } @@ -1642,7 +2107,7 @@ int health_readfile(const char *path, const char *filename) { char *e; rt->red = strtold(value, &e); if(e && *e) { - info("Health configuration at line %zu of file '%s/%s' for template '%s' at key '%s' leaves this string unmatched: '%s'.", + error("Health configuration at line %zu of file '%s/%s' for template '%s' at key '%s' leaves this string unmatched: '%s'.", line, path, filename, rt->name, key, e); } } @@ -1676,43 +2141,43 @@ int health_readfile(const char *path, const char *filename) { else if(hash == hash_exec && !strcasecmp(key, HEALTH_EXEC_KEY)) { if(rt->exec) { if(strcmp(rt->exec, value)) - info("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rt->name, key, rt->exec, value, value); freez(rt->exec); } - rt->exec = strdupz(value); + rt->exec = tabs2spaces(strdupz(value)); } else if(hash == hash_recipient && !strcasecmp(key, HEALTH_RECIPIENT_KEY)) { if(rt->recipient) { if(strcmp(rt->recipient, value)) - info("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rt->name, key, rt->recipient, value, value); freez(rt->recipient); } - rt->recipient = strdupz(value); + rt->recipient = tabs2spaces(strdupz(value)); } else if(hash == hash_units && !strcasecmp(key, HEALTH_UNITS_KEY)) { if(rt->units) { if(strcmp(rt->units, value)) - info("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rt->name, key, rt->units, value, value); freez(rt->units); } - rt->units = strdupz(value); + rt->units = tabs2spaces(strdupz(value)); strip_quotes(rt->units); } else if(hash == hash_info && !strcasecmp(key, HEALTH_INFO_KEY)) { if(rt->info) { if(strcmp(rt->info, value)) - info("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", + error("Health configuration at line %zu of file '%s/%s' for template '%s' has key '%s' twice, once with value '%s' and later with value '%s'. Using ('%s').", line, path, filename, rt->name, key, rt->info, value, value); freez(rt->info); } - rt->info = strdupz(value); + rt->info = tabs2spaces(strdupz(value)); strip_quotes(rt->info); } else if(hash == hash_delay && !strcasecmp(key, HEALTH_DELAY_KEY)) { @@ -1798,7 +2263,16 @@ void health_init(void) { return; } + char *pathname = config_get("health", "health db directory", VARLIB_DIR "/health"); + if(mkdir(pathname, 0770) == -1 && errno != EEXIST) + fatal("Cannot create directory '%s'.", pathname); + + char filename[FILENAME_MAX + 1]; + snprintfz(filename, FILENAME_MAX, "%s/health-log.db", pathname); + health.log_filename = config_get("health", "health db file", filename); + health_alarm_log_load(&localhost); + health_alarm_log_open(); char *path = health_config_dir(); @@ -1865,10 +2339,10 @@ static inline void health_alarm_entry2json_nolock(BUFFER *wb, ALARM_ENTRY *ae, R ae->name, ae->chart, ae->family, - (ae->notifications & HEALTH_ENTRY_NOTIFICATIONS_PROCESSED)?"true":"false", - (ae->notifications & HEALTH_ENTRY_NOTIFICATIONS_UPDATED)?"true":"false", + (ae->flags & HEALTH_ENTRY_FLAG_PROCESSED)?"true":"false", + (ae->flags & HEALTH_ENTRY_FLAG_UPDATED)?"true":"false", (unsigned long)ae->exec_run_timestamp, - (ae->notifications & HEALTH_ENTRY_NOTIFICATIONS_EXEC_FAILED)?"true":"false", + (ae->flags & HEALTH_ENTRY_FLAG_EXEC_FAILED)?"true":"false", ae->exec?ae->exec:health.health_default_exec, ae->recipient?ae->recipient:health.health_default_recipient, ae->exec_code, @@ -2032,7 +2506,7 @@ void health_alarms2json(RRDHOST *host, BUFFER *wb, int all) { host->hostname, (host->health_log.next_log_id > 0)?(host->health_log.next_log_id - 1):0, health_enabled?"true":"false", - (unsigned long)time(NULL)); + (unsigned long)now_realtime_sec()); RRDCALC *rc; for(i = 0, rc = host->alarms; rc ; rc = rc->next) { @@ -2085,7 +2559,7 @@ void health_reload(void) { ALARM_ENTRY *t; for(t = localhost.health_log.alarms ; t ; t = t->next) { if(t->new_status != RRDCALC_STATUS_REMOVED) - t->notifications |= HEALTH_ENTRY_NOTIFICATIONS_UPDATED; + t->flags |= HEALTH_ENTRY_FLAG_UPDATED; } // reset all thresholds to all charts @@ -2115,34 +2589,52 @@ void health_reload(void) { // health main thread and friends static inline int rrdcalc_value2status(calculated_number n) { - if(isnan(n)) return RRDCALC_STATUS_UNDEFINED; + if(isnan(n) || isinf(n)) return RRDCALC_STATUS_UNDEFINED; if(n) return RRDCALC_STATUS_RAISED; return RRDCALC_STATUS_CLEAR; } -static inline void health_alarm_execute(RRDHOST *host, ALARM_ENTRY *ae) { - ae->notifications |= HEALTH_ENTRY_NOTIFICATIONS_PROCESSED; +#define ALARM_EXEC_COMMAND_LENGTH 8192 - // find the previous notification for the same alarm - ALARM_ENTRY *t; - for(t = ae->next; t ;t = t->next) { - if(t->alarm_id == ae->alarm_id && t->notifications & HEALTH_ENTRY_NOTIFICATIONS_EXEC_RUN) - break; - } +static inline void health_alarm_execute(RRDHOST *host, ALARM_ENTRY *ae) { + ae->flags |= HEALTH_ENTRY_FLAG_PROCESSED; - if(t && t->new_status == ae->new_status) { - // don't send the same notification again - info("Health not sending again notification for alarm '%s.%s' status %s", ae->chart, ae->name, rrdcalc_status2string(ae->new_status)); + if(unlikely(ae->new_status < RRDCALC_STATUS_CLEAR)) { + // do not send notifications for internal statuses goto done; } - if((ae->old_status == RRDCALC_STATUS_UNDEFINED && ae->new_status == RRDCALC_STATUS_UNINITIALIZED) - || (ae->old_status == RRDCALC_STATUS_UNINITIALIZED && ae->new_status == RRDCALC_STATUS_CLEAR)) { - info("Health not sending notification for first initialization of alarm '%s.%s' status %s", ae->chart, ae->name, rrdcalc_status2string(ae->new_status)); - goto done; + // find the previous notification for the same alarm + // which we have run the exec script + { + uint32_t id = ae->alarm_id; + ALARM_ENTRY *t; + for(t = ae->next; t ; t = t->next) { + if(t->alarm_id == id && t->flags & HEALTH_ENTRY_FLAG_EXEC_RUN) + break; + } + + if(likely(t)) { + // we have executed this alarm notification in the past + if(t && t->new_status == ae->new_status) { + // don't send the notification for the same status again + debug(D_HEALTH, "Health not sending again notification for alarm '%s.%s' status %s", ae->chart, ae->name + , rrdcalc_status2string(ae->new_status)); + goto done; + } + } + else { + // we have not executed this alarm notification in the past + // so, don't send CLEAR notifications + if(unlikely(ae->new_status == RRDCALC_STATUS_CLEAR)) { + debug(D_HEALTH, "Health not sending notification for first initialization of alarm '%s.%s' status %s" + , ae->chart, ae->name, rrdcalc_status2string(ae->new_status)); + goto done; + } + } } - char buffer[FILENAME_MAX + 1]; + static char command_to_run[ALARM_EXEC_COMMAND_LENGTH + 1]; pid_t command_pid; const char *exec = ae->exec; @@ -2151,7 +2643,7 @@ static inline void health_alarm_execute(RRDHOST *host, ALARM_ENTRY *ae) { const char *recipient = ae->recipient; if(!recipient) recipient = health.health_default_recipient; - snprintfz(buffer, FILENAME_MAX, "exec %s '%s' '%s' '%u' '%u' '%u' '%lu' '%s' '%s' '%s' '%s' '%s' '%0.0Lf' '%0.0Lf' '%s' '%u' '%u' '%s' '%s'", + snprintfz(command_to_run, ALARM_EXEC_COMMAND_LENGTH, "exec %s '%s' '%s' '%u' '%u' '%u' '%lu' '%s' '%s' '%s' '%s' '%s' '%0.0Lf' '%0.0Lf' '%s' '%u' '%u' '%s' '%s'", exec, recipient, host->hostname, @@ -2173,23 +2665,23 @@ static inline void health_alarm_execute(RRDHOST *host, ALARM_ENTRY *ae) { ae->info?ae->info:"" ); - ae->notifications |= HEALTH_ENTRY_NOTIFICATIONS_EXEC_RUN; - ae->exec_run_timestamp = time(NULL); + ae->flags |= HEALTH_ENTRY_FLAG_EXEC_RUN; + ae->exec_run_timestamp = now_realtime_sec(); - debug(D_HEALTH, "executing command '%s'", buffer); - FILE *fp = mypopen(buffer, &command_pid); + debug(D_HEALTH, "executing command '%s'", command_to_run); + FILE *fp = mypopen(command_to_run, &command_pid); if(!fp) { - error("HEALTH: Cannot popen(\"%s\", \"r\").", buffer); + error("HEALTH: Cannot popen(\"%s\", \"r\").", command_to_run); goto done; } debug(D_HEALTH, "HEALTH reading from command"); - char *s = fgets(buffer, FILENAME_MAX, fp); + char *s = fgets(command_to_run, FILENAME_MAX, fp); (void)s; ae->exec_code = mypclose(fp, command_pid); debug(D_HEALTH, "done executing command - returned with code %d", ae->exec_code); if(ae->exec_code != 0) - ae->notifications |= HEALTH_ENTRY_NOTIFICATIONS_EXEC_FAILED; + ae->flags |= HEALTH_ENTRY_FLAG_EXEC_FAILED; done: health_alarm_log_save(host, ae); @@ -2197,7 +2689,7 @@ done: } static inline void health_process_notifications(RRDHOST *host, ALARM_ENTRY *ae) { - info("Health alarm '%s.%s' = %0.2Lf - changed status from %s to %s", + debug(D_HEALTH, "Health alarm '%s.%s' = %0.2Lf - changed status from %s to %s", ae->chart?ae->chart:"NOCHART", ae->name, ae->new_value, rrdcalc_status2string(ae->old_status), @@ -2210,15 +2702,15 @@ static inline void health_process_notifications(RRDHOST *host, ALARM_ENTRY *ae) static inline void health_alarm_log_process(RRDHOST *host) { static uint32_t stop_at_id = 0; uint32_t first_waiting = (host->health_log.alarms)?host->health_log.alarms->unique_id:0; - time_t now = time(NULL); + time_t now = now_realtime_sec(); pthread_rwlock_rdlock(&host->health_log.alarm_log_rwlock); ALARM_ENTRY *ae; for(ae = host->health_log.alarms; ae && ae->unique_id >= stop_at_id ; ae = ae->next) { if(unlikely( - !(ae->notifications & HEALTH_ENTRY_NOTIFICATIONS_PROCESSED) && - !(ae->notifications & HEALTH_ENTRY_NOTIFICATIONS_UPDATED) + !(ae->flags & HEALTH_ENTRY_FLAG_PROCESSED) && + !(ae->flags & HEALTH_ENTRY_FLAG_UPDATED) )) { if(unlikely(ae->unique_id < first_waiting)) @@ -2272,40 +2764,61 @@ static inline void health_alarm_log_process(RRDHOST *host) { } static inline int rrdcalc_isrunnable(RRDCALC *rc, time_t now, time_t *next_run) { - if (unlikely(!rc->rrdset)) { + if(unlikely(!rc->rrdset)) { debug(D_HEALTH, "Health not running alarm '%s.%s'. It is not linked to a chart.", rc->chart?rc->chart:"NOCHART", rc->name); return 0; } - if (unlikely(!rc->rrdset->last_collected_time.tv_sec)) { - debug(D_HEALTH, "Health not running alarm '%s.%s'. Chart is not yet collected.", rc->chart?rc->chart:"NOCHART", rc->name); + if(unlikely(rc->next_update > now)) { + if (unlikely(*next_run > rc->next_update)) { + // update the next_run time of the main loop + // to run this alarm precisely the time required + *next_run = rc->next_update; + } + + debug(D_HEALTH, "Health not examining alarm '%s.%s' yet (will do in %d secs).", rc->chart?rc->chart:"NOCHART", rc->name, (int) (rc->next_update - now)); return 0; } - if (unlikely(!rc->update_every)) { + if(unlikely(!rc->update_every)) { debug(D_HEALTH, "Health not running alarm '%s.%s'. It does not have an update frequency", rc->chart?rc->chart:"NOCHART", rc->name); return 0; } - if (unlikely(rc->next_update > now)) { - if (unlikely(*next_run > rc->next_update)) - *next_run = rc->next_update; + if(unlikely(!rc->rrdset->last_collected_time.tv_sec || rc->rrdset->counter_done < 2)) { + debug(D_HEALTH, "Health not running alarm '%s.%s'. Chart is not fully collected yet.", rc->chart?rc->chart:"NOCHART", rc->name); + return 0; + } - debug(D_HEALTH, "Health not examining alarm '%s.%s' yet (will do in %d secs).", rc->chart?rc->chart:"NOCHART", rc->name, (int) (rc->next_update - now)); + int update_every = rc->rrdset->update_every; + time_t first = rrdset_first_entry_t(rc->rrdset); + time_t last = rrdset_last_entry_t(rc->rrdset); + + if(unlikely(now + update_every < first /* || now - update_every > last */)) { + debug(D_HEALTH + , "Health not examining alarm '%s.%s' yet (wanted time is out of bounds - we need %lu but got %lu - %lu)." + , rc->chart ? rc->chart : "NOCHART", rc->name, (unsigned long) now, (unsigned long) first + , (unsigned long) last); return 0; } - // FIXME - // we should check that the DB lookup is possible - // i.e. - // - the duration of the chart includes the required timeframe - // we SHOULD NOT check the dimensions - there might be alarms that refer non-existing dimensions (e.g. cpu steal) + if(RRDCALC_HAS_DB_LOOKUP(rc)) { + time_t needed = now + rc->before + rc->after; + + if(needed + update_every < first || needed - update_every > last) { + debug(D_HEALTH + , "Health not examining alarm '%s.%s' yet (not enough data yet - we need %lu but got %lu - %lu)." + , rc->chart ? rc->chart : "NOCHART", rc->name, (unsigned long) needed, (unsigned long) first + , (unsigned long) last); + return 0; + } + } return 1; } void *health_main(void *ptr) { - (void)ptr; + struct netdata_static_thread *static_thread = (struct netdata_static_thread *)ptr; info("HEALTH thread created with task id %d", gettid()); @@ -2326,28 +2839,32 @@ void *health_main(void *ptr) { debug(D_HEALTH, "Health monitoring iteration no %u started", loop); int oldstate, runnable = 0; - time_t now = time(NULL); + time_t now = now_realtime_sec(); time_t next_run = now + min_run_every; RRDCALC *rc; - if (unlikely(pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &oldstate) != 0)) + if(unlikely(pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &oldstate) != 0)) error("Cannot set pthread cancel state to DISABLE."); rrdhost_rdlock(&localhost); // the first loop is to lookup values from the db - for (rc = localhost.alarms; rc; rc = rc->next) { - if (unlikely(!rrdcalc_isrunnable(rc, now, &next_run))) + for(rc = localhost.alarms; rc; rc = rc->next) { + if(unlikely(!rrdcalc_isrunnable(rc, now, &next_run))) { + if(unlikely(rc->rrdcalc_flags & RRDCALC_FLAG_RUNNABLE)) + rc->rrdcalc_flags &= ~RRDCALC_FLAG_RUNNABLE; continue; + } runnable++; rc->old_value = rc->value; + rc->rrdcalc_flags |= RRDCALC_FLAG_RUNNABLE; // 1. if there is database lookup, do it // 2. if there is calculation expression, run it if (unlikely(RRDCALC_HAS_DB_LOOKUP(rc))) { - time_t old_db_timestamp = rc->db_before; + /* time_t old_db_timestamp = rc->db_before; */ int value_is_null = 0; int ret = rrd2value(rc->rrdset, wb, &rc->value, @@ -2368,6 +2885,7 @@ void *health_main(void *ptr) { else if (unlikely(rc->rrdcalc_flags & RRDCALC_FLAG_DB_ERROR)) rc->rrdcalc_flags &= ~RRDCALC_FLAG_DB_ERROR; + /* - RRDCALC_FLAG_DB_STALE not currently used if (unlikely(old_db_timestamp == rc->db_before)) { // database is stale @@ -2380,6 +2898,7 @@ void *health_main(void *ptr) { } else if (unlikely(rc->rrdcalc_flags & RRDCALC_FLAG_DB_STALE)) rc->rrdcalc_flags &= ~RRDCALC_FLAG_DB_STALE; + */ if (unlikely(value_is_null)) { // collected value is null @@ -2408,23 +2927,24 @@ void *health_main(void *ptr) { rc->value = NAN; - debug(D_HEALTH, "Health alarm '%s.%s': failed to evaluate calculation with error: %s", - rc->chart?rc->chart:"NOCHART", rc->name, buffer_tostring(rc->calculation->error_msg)); + debug(D_HEALTH, "Health alarm '%s.%s': expression '%s' failed: %s", + rc->chart?rc->chart:"NOCHART", rc->name, rc->calculation->parsed_as, buffer_tostring(rc->calculation->error_msg)); if (unlikely(!(rc->rrdcalc_flags & RRDCALC_FLAG_CALC_ERROR))) { rc->rrdcalc_flags |= RRDCALC_FLAG_CALC_ERROR; - error("Health alarm '%s.%s': failed to evaluate calculation with error: %s", - rc->chart?rc->chart:"NOCHART", rc->name, buffer_tostring(rc->calculation->error_msg)); + error("Health alarm '%s.%s': expression '%s' failed: %s", + rc->chart?rc->chart:"NOCHART", rc->name, rc->calculation->parsed_as, buffer_tostring(rc->calculation->error_msg)); } } else { if (unlikely(rc->rrdcalc_flags & RRDCALC_FLAG_CALC_ERROR)) rc->rrdcalc_flags &= ~RRDCALC_FLAG_CALC_ERROR; - debug(D_HEALTH, "Health alarm '%s.%s': calculation expression gave value " + debug(D_HEALTH, "Health alarm '%s.%s': expression '%s' gave value " CALCULATED_NUMBER_FORMAT ": %s (source: %s)", rc->chart?rc->chart:"NOCHART", rc->name, + rc->calculation->parsed_as, rc->calculation->result, buffer_tostring(rc->calculation->error_msg), rc->source @@ -2436,11 +2956,11 @@ void *health_main(void *ptr) { } rrdhost_unlock(&localhost); - if (unlikely(runnable && !netdata_exit)) { + if(unlikely(runnable && !netdata_exit)) { rrdhost_rdlock(&localhost); - for (rc = localhost.alarms; rc; rc = rc->next) { - if (unlikely(!rrdcalc_isrunnable(rc, now, &next_run))) + for(rc = localhost.alarms; rc; rc = rc->next) { + if(unlikely(!(rc->rrdcalc_flags & RRDCALC_FLAG_RUNNABLE))) continue; int warning_status = RRDCALC_STATUS_UNDEFINED; @@ -2591,11 +3111,11 @@ void *health_main(void *ptr) { if(unlikely(netdata_exit)) break; - now = time(NULL); + now = now_realtime_sec(); if(now < next_run) { debug(D_HEALTH, "Health monitoring iteration no %u done. Next iteration in %d secs", loop, (int) (next_run - now)); - sleep_usec(1000000 * (unsigned long long) (next_run - now)); + sleep_usec(USEC_PER_SEC * (usec_t) (next_run - now)); } else { debug(D_HEALTH, "Health monitoring iteration no %u done. Next iteration now", loop); @@ -2605,6 +3125,8 @@ void *health_main(void *ptr) { buffer_free(wb); info("HEALTH thread exiting"); + + static_thread->enabled = 0; pthread_exit(NULL); return NULL; } |