diff --git a/src/write_riemann.c b/src/write_riemann.c
index 6ef27ca209c633d74387620ae06d36ad6d4c697a..3e2ddd75b0d5caec3bbc40b5121b1de20ab819b4 100644 (file)
--- a/src/write_riemann.c
+++ b/src/write_riemann.c
#define RIEMANN_HOST "localhost"
#define RIEMANN_PORT "5555"
+#define RIEMANN_TTL_FACTOR 2.0
struct riemann_host {
char *name;
char *service;
_Bool use_tcp;
int s;
+ double ttl_factor;
int reference_count;
};
static char **riemann_tags;
static size_t riemann_tags_num;
-static int riemann_send(struct riemann_host *, Msg const *);
-static int riemann_notification(const notification_t *, user_data_t *);
-static int riemann_write(const data_set_t *, const value_list_t *, user_data_t *);
-static int riemann_connect(struct riemann_host *);
-static int riemann_disconnect (struct riemann_host *host);
-static void riemann_free(void *);
-static int riemann_config_node(oconfig_item_t *);
-static int riemann_config(oconfig_item_t *);
-void module_register(void);
-
static void riemann_event_protobuf_free (Event *event) /* {{{ */
{
if (event == NULL)
sfree (msg);
} /* }}} void riemann_msg_protobuf_free */
+/* host->lock must be held when calling this function. */
+static int
+riemann_connect(struct riemann_host *host)
+{
+ int e;
+ struct addrinfo *ai, *res, hints;
+ char const *node;
+ char const *service;
+
+ if (host->flags & F_CONNECT)
+ return 0;
+
+ memset(&hints, 0, sizeof(hints));
+ memset(&service, 0, sizeof(service));
+ hints.ai_family = AF_UNSPEC;
+ hints.ai_socktype = host->use_tcp ? SOCK_STREAM : SOCK_DGRAM;
+#ifdef AI_ADDRCONFIG
+ hints.ai_flags |= AI_ADDRCONFIG;
+#endif
+
+ node = (host->node != NULL) ? host->node : RIEMANN_HOST;
+ service = (host->service != NULL) ? host->service : RIEMANN_PORT;
+
+ if ((e = getaddrinfo(node, service, &hints, &res)) != 0) {
+ ERROR ("write_riemann plugin: Unable to resolve host \"%s\": %s",
+ node, gai_strerror(e));
+ return -1;
+ }
+
+ host->s = -1;
+ for (ai = res; ai != NULL; ai = ai->ai_next) {
+ if ((host->s = socket(ai->ai_family,
+ ai->ai_socktype,
+ ai->ai_protocol)) == -1) {
+ continue;
+ }
+
+ if (connect(host->s, ai->ai_addr, ai->ai_addrlen) != 0) {
+ close(host->s);
+ host->s = -1;
+ continue;
+ }
+
+ host->flags |= F_CONNECT;
+ DEBUG("write_riemann plugin: got a succesful connection for: %s:%s",
+ node, service);
+ break;
+ }
+
+ freeaddrinfo(res);
+
+ if (host->s < 0) {
+ WARNING("write_riemann plugin: Unable to connect to Riemann at %s:%s",
+ node, service);
+ return -1;
+ }
+ return 0;
+}
+
+/* host->lock must be held when calling this function. */
+static int
+riemann_disconnect (struct riemann_host *host)
+{
+ if ((host->flags & F_CONNECT) == 0)
+ return (0);
+
+ close (host->s);
+ host->s = -1;
+ host->flags &= ~F_CONNECT;
+
+ return (0);
+}
+
static int
riemann_send(struct riemann_host *host, Msg const *msg)
{
@@ -302,6 +367,7 @@ static Event *riemann_value_to_protobuf (struct riemann_host const *host, /* {{{
Event *event;
char name_buffer[5 * DATA_MAX_NAME_LEN];
char service_buffer[6 * DATA_MAX_NAME_LEN];
+ double ttl;
int i;
event = malloc (sizeof (*event));
@@ -316,7 +382,9 @@ static Event *riemann_value_to_protobuf (struct riemann_host const *host, /* {{{
event->host = strdup (vl->host);
event->time = CDTIME_T_TO_TIME_T (vl->time);
event->has_time = 1;
- event->ttl = CDTIME_T_TO_TIME_T (2 * vl->interval);
+
+ ttl = CDTIME_T_TO_DOUBLE (vl->interval) * host->ttl_factor;
+ event->ttl = (float) ttl;
event->has_ttl = 1;
riemann_event_add_attribute (event, "plugin", vl->plugin);
return status;
}
-/* host->lock must be held when calling this function. */
-static int
-riemann_connect(struct riemann_host *host)
-{
- int e;
- struct addrinfo *ai, *res, hints;
- char const *node;
- char const *service;
-
- if (host->flags & F_CONNECT)
- return 0;
-
- memset(&hints, 0, sizeof(hints));
- memset(&service, 0, sizeof(service));
- hints.ai_family = AF_UNSPEC;
- hints.ai_socktype = host->use_tcp ? SOCK_STREAM : SOCK_DGRAM;
-#ifdef AI_ADDRCONFIG
- hints.ai_flags |= AI_ADDRCONFIG;
-#endif
-
- node = (host->node != NULL) ? host->node : RIEMANN_HOST;
- service = (host->service != NULL) ? host->service : RIEMANN_PORT;
-
- if ((e = getaddrinfo(node, service, &hints, &res)) != 0) {
- ERROR ("write_riemann plugin: Unable to resolve host \"%s\": %s",
- node, gai_strerror(e));
- return -1;
- }
-
- host->s = -1;
- for (ai = res; ai != NULL; ai = ai->ai_next) {
- if ((host->s = socket(ai->ai_family,
- ai->ai_socktype,
- ai->ai_protocol)) == -1) {
- continue;
- }
-
- if (connect(host->s, ai->ai_addr, ai->ai_addrlen) != 0) {
- close(host->s);
- host->s = -1;
- continue;
- }
-
- host->flags |= F_CONNECT;
- DEBUG("write_riemann plugin: got a succesful connection for: %s:%s",
- node, service);
- break;
- }
-
- freeaddrinfo(res);
-
- if (host->s < 0) {
- WARNING("write_riemann plugin: Unable to connect to Riemann at %s:%s",
- node, service);
- return -1;
- }
- return 0;
-}
-
-/* host->lock must be held when calling this function. */
-static int
-riemann_disconnect (struct riemann_host *host)
-{
- if ((host->flags & F_CONNECT) == 0)
- return (0);
-
- close (host->s);
- host->s = -1;
- host->flags &= ~F_CONNECT;
-
- return (0);
-}
-
static void
riemann_free(void *p)
{
host->store_rates = 1;
host->always_append_ds = 0;
host->use_tcp = 0;
+ host->ttl_factor = RIEMANN_TTL_FACTOR;
status = cf_util_get_string (ci, &host->name);
if (status != 0) {
&host->always_append_ds);
if (status != 0)
break;
+ } else if (strcasecmp ("TTLFactor", child->key) == 0) {
+ double tmp = NAN;
+ status = cf_util_get_double (child, &tmp);
+ if (status != 0)
+ break;
+ if (tmp >= 2.0) {
+ host->ttl_factor = tmp;
+ } else if (tmp >= 1.0) {
+ NOTICE ("write_riemann plugin: The configured "
+ "TTLFactor is very small "
+ "(%.1f). A value of 2.0 or "
+ "greater is recommended.",
+ tmp);
+ host->ttl_factor = tmp;
+ } else if (tmp > 0.0) {
+ WARNING ("write_riemann plugin: The configured "
+ "TTLFactor is too small to be "
+ "useful (%.1f). I'll use it "
+ "since the user knows best, "
+ "but under protest.",
+ tmp);
+ host->ttl_factor = tmp;
+ } else { /* zero, negative and NAN */
+ ERROR ("write_riemann plugin: The configured "
+ "TTLFactor is invalid (%.1f).",
+ tmp);
+ }
} else {
WARNING("write_riemann plugin: ignoring unknown config "
"option: \"%s\"", child->key);