char *prefix;
int database;
int max_set_size;
- _Bool store_rates;
+ int max_set_duration;
+ bool store_rates;
redisContext *conn;
pthread_mutex_t lock;
freeReplyObject(rr);
}
+ if (node->max_set_duration > 0) {
+ /*
+ * remove element, scored less than 'current-max_set_duration'
+ * '(...' indicates 'less than' in redis CLI.
+ */
+ rr = redisCommand(node->conn, "ZREMRANGEBYSCORE %s -1 (%.9f", key,
+ (CDTIME_T_TO_DOUBLE(vl->time) - node->max_set_duration));
+ if (rr == NULL)
+ WARNING("ZREMRANGEBYSCORE command error. key:%s message:%s", key,
+ node->conn->errstr);
+ else
+ freeReplyObject(rr);
+ }
+
/* TODO(octo): This is more overhead than necessary. Use the cache and
* metadata to determine if it is a new metric and call SADD only once for
* each metric. */
return ENOMEM;
node->host = NULL;
node->port = 0;
- node->timeout.tv_sec = 0;
- node->timeout.tv_usec = 1000;
+ node->timeout.tv_sec = 1;
+ node->timeout.tv_usec = 0;
node->conn = NULL;
node->prefix = NULL;
node->database = 0;
node->max_set_size = -1;
- node->store_rates = 1;
+ node->max_set_duration = -1;
+ node->store_rates = true;
pthread_mutex_init(&node->lock, /* attr = */ NULL);
status = cf_util_get_string_buffer(ci, node->name, sizeof(node->name));
}
} else if (strcasecmp("Timeout", child->key) == 0) {
status = cf_util_get_int(child, &timeout);
- if (status == 0)
- node->timeout.tv_usec = timeout;
+ if (status == 0) {
+ node->timeout.tv_usec = timeout * 1000;
+ node->timeout.tv_sec = node->timeout.tv_usec / 1000000L;
+ node->timeout.tv_usec %= 1000000L;
+ }
} else if (strcasecmp("Prefix", child->key) == 0) {
status = cf_util_get_string(child, &node->prefix);
} else if (strcasecmp("Database", child->key) == 0) {
status = cf_util_get_int(child, &node->database);
} else if (strcasecmp("MaxSetSize", child->key) == 0) {
status = cf_util_get_int(child, &node->max_set_size);
+ } else if (strcasecmp("MaxSetDuration", child->key) == 0) {
+ status = cf_util_get_int(child, &node->max_set_duration);
} else if (strcasecmp("StoreRates", child->key) == 0) {
status = cf_util_get_boolean(child, &node->store_rates);
} else