const char *health_default_exec;
const char *health_default_recipient;
const char *log_filename;
+ size_t log_entries_written;
FILE *log_fp;
};
.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
};
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;
}
}
}
-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;
+ health_log_rotate();
if(likely(health.log_fp)) {
if(unlikely(fprintf(health.log_fp
, (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
+ else {
ae->flags |= HEALTH_ENTRY_FLAG_SAVED;
+ health.log_entries_written++;
+ }
}
}
-static inline void health_alarm_log_load(RRDHOST *host) {
- (void)host;
+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;
+ ssize_t loaded = -1, updated = -1, errored = -1, duplicate = -1;
- health_alarm_log_close();
+ errno = 0;
- FILE *fp = fopen(health.log_filename, "r");
- if(!fp)
- error("Registry: cannot open health file: %s", health.log_filename);
- else {
- errno = 0;
-
- char *s, *buf = mallocz(65536 + 1);
- size_t line = 0;
- size_t len = 0;
-
- while((s = fgets_trim_len(buf, 65536, fp, &len))) {
- line++;
- // fprintf(stderr, "line %zu: '%s'\n", line, s);
-
- 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("Line %zu of file '%s' has more than %d entries. Ignoring excessive entries.", line, health.log_filename, max_entries);
- break;
- }
+ char *s, *buf = mallocz(65536 + 1);
+ size_t line = 0, len = 0;
+ loaded = updated = errored = 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;
}
- s++;
}
+ else s++;
+ }
- if(likely(*pointers[0] == 'U' || *pointers[0] == 'A')) {
- ALARM_ENTRY *ae = NULL;
+ if(likely(*pointers[0] == 'U' || *pointers[0] == 'A')) {
+ ALARM_ENTRY *ae = NULL;
- if(entries < 26) {
- error("Line %zu of file '%s' should have at least 26 entries, but it has %d. Ignoring line.", line, health.log_filename, entries);
- continue;
- }
+ 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;
+ }
- // if this is an update, find it
- if(unlikely(*pointers[0] == 'U')) {
- uint32_t unique_id = (uint32_t)strtoul(pointers[2], NULL, 16);
+ // 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;
+ }
- // fprintf(stderr, "searching for alarm entry with unique id %u\n", unique_id);
+ 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;
+ }
- // find it
- for(ae = host->health_log.alarms; ae ;ae = ae->next) {
- if(unlikely(ae->unique_id == unique_id)) break;
- }
+ 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;
+ }
- if(!ae) {
- *pointers[0] = 'A';
- error("Line %zu of file '%s' updates alarm log entry with unique id %u, but it is not found.", line, health.log_filename, unique_id);
+ 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;
}
}
- // create a new one
- if(likely(!ae)) {
- ae = callocz(1, sizeof(ALARM_ENTRY));
+ // 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;
}
+ }
- if(strcmp(pointers[1], host->hostname))
- error("Line %zu of file '%s' provides an alarm for host '%s' but this is named '%s'.", line, health.log_filename, pointers[1], host->hostname);
+ // 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 = (uint32_t)strtoul(pointers[2], NULL, 16);
- ae->alarm_id = (uint32_t)strtoul(pointers[3], NULL, 16);
- 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->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->exec_run_timestamp = (uint32_t)strtoul(pointers[11], NULL, 16);
- ae->delay_up_to_timestamp = (uint32_t)strtoul(pointers[12], 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);
- if(unlikely(ae->name)) freez(ae->name);
- ae->name = strdupz(pointers[13]);
+ ae->flags = (uint32_t)strtoul(pointers[10], NULL, 16);
+ ae->flags |= HEALTH_ENTRY_FLAG_SAVED;
- if(unlikely(ae->chart)) freez(ae->chart);
- ae->chart = strdupz(pointers[14]);
+ 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->family)) freez(ae->family);
- ae->family = strdupz(pointers[15]);
+ if(unlikely(ae->name)) freez(ae->name);
+ ae->name = strdupz(pointers[13]);
+ ae->hash_name = simple_hash(ae->name);
- if(unlikely(ae->exec)) freez(ae->exec);
- ae->exec = strdupz(pointers[16]);
- if(!*ae->exec) { freez(ae->exec); ae->exec = NULL; }
+ if(unlikely(ae->chart)) freez(ae->chart);
+ ae->chart = strdupz(pointers[14]);
+ ae->hash_chart = simple_hash(ae->chart);
- if(unlikely(ae->recipient)) freez(ae->recipient);
- ae->recipient = strdupz(pointers[17]);
- if(!*ae->recipient) { freez(ae->recipient); ae->recipient = NULL; }
+ if(unlikely(ae->family)) freez(ae->family);
+ ae->family = strdupz(pointers[15]);
- if(unlikely(ae->source)) freez(ae->source);
- ae->source = strdupz(pointers[18]);
- if(!*ae->source) { freez(ae->source); ae->source = NULL; }
+ if(unlikely(ae->exec)) freez(ae->exec);
+ ae->exec = strdupz(pointers[16]);
+ if(!*ae->exec) { freez(ae->exec); ae->exec = 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->recipient)) freez(ae->recipient);
+ ae->recipient = strdupz(pointers[17]);
+ if(!*ae->recipient) { freez(ae->recipient); ae->recipient = NULL; }
- if(unlikely(ae->info)) freez(ae->info);
- ae->info = strdupz(pointers[20]);
- if(!*ae->info) { freez(ae->info); ae->info = NULL; }
+ if(unlikely(ae->source)) freez(ae->source);
+ ae->source = strdupz(pointers[18]);
+ if(!*ae->source) { freez(ae->source); ae->source = NULL; }
- ae->exec_code = atoi(pointers[21]);
- ae->new_status = atoi(pointers[22]);
- ae->old_status = atoi(pointers[23]);
- ae->delay = atoi(pointers[24]);
+ if(unlikely(ae->units)) freez(ae->units);
+ ae->units = strdupz(pointers[19]);
+ if(!*ae->units) { freez(ae->units); ae->units = NULL; }
- ae->new_value = strtold(pointers[25], NULL);
- ae->old_value = strtold(pointers[26], NULL);
+ if(unlikely(ae->info)) freez(ae->info);
+ ae->info = strdupz(pointers[20]);
+ if(!*ae->info) { freez(ae->info); ae->info = NULL; }
- // add it to host if not already there
- if(unlikely(*pointers[0] == 'A')) {
- ae->next = host->health_log.alarms;
- host->health_log.alarms = ae;
- }
+ ae->exec_code = atoi(pointers[21]);
+ ae->new_status = atoi(pointers[22]);
+ ae->old_status = atoi(pointers[23]);
+ ae->delay = atoi(pointers[24]);
- if(unlikely(ae->unique_id >= host->health_log.next_log_id))
- host->health_log.next_log_id = ae->unique_id + 1;
+ ae->new_value = strtold(pointers[25], NULL);
+ ae->old_value = strtold(pointers[26], NULL);
- if(unlikely(ae->alarm_id >= host->health_log.next_alarm_id))
- host->health_log.next_alarm_id = ae->alarm_id + 1;
- }
- else {
- error("Line %zu of file '%s' is invalid (unrecognized entry type '%s').", line, health.log_filename, pointers[0]);
+ // 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)time(NULL);
+ if(!max_alarm_id) max_alarm_id = (uint32_t)time(NULL);
+
+ 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;
+}
- freez(buf);
+static inline void health_alarm_log_load(RRDHOST *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
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);
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] == '\\') {
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)) {
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').",
+ 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);
}
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);
}
}
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);
}
}
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);
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);
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);
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);
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').",
+ 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);
}
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);
}
}
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);
}
}
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);
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);
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);
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);
static inline void health_alarm_execute(RRDHOST *host, ALARM_ENTRY *ae) {
ae->flags |= HEALTH_ENTRY_FLAG_PROCESSED;
+ if(unlikely(ae->new_status < RRDCALC_STATUS_CLEAR)) {
+ // do not send notifications for internal statuses
+ goto done;
+ }
+
// find the previous notification for the same alarm
+ // which we have run the exec script
ALARM_ENTRY *t;
for(t = ae->next; t ;t = t->next) {
if(t->alarm_id == ae->alarm_id && t->flags & HEALTH_ENTRY_FLAG_EXEC_RUN)
break;
}
- 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));
- goto done;
+ if(likely(t)) {
+ // we have executed this alarm notification in the past
+ if (t && t->new_status == ae->new_status) {
+ // don't send the same notification 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;
+ }
}
-
- 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;
+ else {
+ // we have not executed this alarm notification in the past
+ if(unlikely(ae->old_status == RRDCALC_STATUS_UNINITIALIZED && 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 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),
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->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;
}
return 0;
}
+ 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(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;
+ }
+
+ 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;
+ }
+ }
+
if (unlikely(rc->next_update > now)) {
if (unlikely(*next_run > rc->next_update))
*next_run = rc->next_update;
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)
-
return 1;
}