#include "collectd.h"
-
-#include "plugin.h"
#include "common.h"
#include "configfile.h"
+#include "plugin.h"
#include "utils_cache.h"
#include "utils_complain.h"
#include "write_riemann_threshold.h"
#include <errno.h>
#include <riemann/riemann-client.h>
-#define RIEMANN_HOST "localhost"
-#define RIEMANN_PORT 5555
-#define RIEMANN_TTL_FACTOR 2.0
-#define RIEMANN_BATCH_MAX 8192
+#define RIEMANN_HOST "localhost"
+#define RIEMANN_PORT 5555
+#define RIEMANN_TTL_FACTOR 2.0
+#define RIEMANN_BATCH_MAX 8192
struct riemann_host {
- c_complain_t init_complaint;
- char *name;
- char *event_service_prefix;
- pthread_mutex_t lock;
- _Bool batch_mode;
- _Bool notifications;
- _Bool check_thresholds;
- _Bool store_rates;
- _Bool always_append_ds;
- char *node;
- int port;
- riemann_client_type_t client_type;
- riemann_client_t *client;
- double ttl_factor;
- cdtime_t batch_init;
- int batch_max;
- int batch_timeout;
- int reference_count;
- riemann_message_t *batch_msg;
- char *tls_ca_file;
- char *tls_cert_file;
- char *tls_key_file;
- struct timeval timeout;
+ c_complain_t init_complaint;
+ char *name;
+ char *event_service_prefix;
+ pthread_mutex_t lock;
+ _Bool batch_mode;
+ _Bool notifications;
+ _Bool check_thresholds;
+ _Bool store_rates;
+ _Bool always_append_ds;
+ char *node;
+ int port;
+ riemann_client_type_t client_type;
+ riemann_client_t *client;
+ double ttl_factor;
+ cdtime_t batch_init;
+ int batch_max;
+ int batch_timeout;
+ int reference_count;
+ riemann_message_t *batch_msg;
+ char *tls_ca_file;
+ char *tls_cert_file;
+ char *tls_key_file;
+ struct timeval timeout;
};
-static char **riemann_tags;
-static size_t riemann_tags_num;
-static char **riemann_attrs;
-static size_t riemann_attrs_num;
+static char **riemann_tags;
+static size_t riemann_tags_num;
+static char **riemann_attrs;
+static size_t riemann_attrs_num;
/* host->lock must be held when calling this function. */
static int wrr_connect(struct riemann_host *host) /* {{{ */
{
- char const *node;
- int port;
-
- if (host->client)
- return 0;
-
- node = (host->node != NULL) ? host->node : RIEMANN_HOST;
- port = (host->port) ? host->port : RIEMANN_PORT;
-
- host->client = NULL;
-
- host->client = riemann_client_create(host->client_type, node, port,
- RIEMANN_CLIENT_OPTION_TLS_CA_FILE, host->tls_ca_file,
- RIEMANN_CLIENT_OPTION_TLS_CERT_FILE, host->tls_cert_file,
- RIEMANN_CLIENT_OPTION_TLS_KEY_FILE, host->tls_key_file,
- RIEMANN_CLIENT_OPTION_NONE);
- if (host->client == NULL) {
- c_complain (LOG_ERR, &host->init_complaint,
- "write_riemann plugin: Unable to connect to Riemann at %s:%d",
- node, port);
- return -1;
- }
- if (host->timeout.tv_sec != 0) {
- if (riemann_client_set_timeout(host->client, &host->timeout) != 0) {
- riemann_client_free(host->client);
- host->client = NULL;
- c_complain (LOG_ERR, &host->init_complaint,
- "write_riemann plugin: Unable to connect to Riemann at %s:%d",
- node, port);
- return -1;
- }
- }
-
- c_release (LOG_INFO, &host->init_complaint,
- "write_riemann plugin: Successfully connected to %s:%d",
+ char const *node;
+ int port;
+
+ if (host->client)
+ return 0;
+
+ node = (host->node != NULL) ? host->node : RIEMANN_HOST;
+ port = (host->port) ? host->port : RIEMANN_PORT;
+
+ host->client = NULL;
+
+ host->client = riemann_client_create(
+ host->client_type, node, port, RIEMANN_CLIENT_OPTION_TLS_CA_FILE,
+ host->tls_ca_file, RIEMANN_CLIENT_OPTION_TLS_CERT_FILE,
+ host->tls_cert_file, RIEMANN_CLIENT_OPTION_TLS_KEY_FILE,
+ host->tls_key_file, RIEMANN_CLIENT_OPTION_NONE);
+ if (host->client == NULL) {
+ c_complain(LOG_ERR, &host->init_complaint,
+ "write_riemann plugin: Unable to connect to Riemann at %s:%d",
node, port);
+ return -1;
+ }
+ if (host->timeout.tv_sec != 0) {
+ if (riemann_client_set_timeout(host->client, &host->timeout) != 0) {
+ riemann_client_free(host->client);
+ host->client = NULL;
+ c_complain(LOG_ERR, &host->init_complaint,
+ "write_riemann plugin: Unable to connect to Riemann at %s:%d",
+ node, port);
+ return -1;
+ }
+ }
- return 0;
+ c_release(LOG_INFO, &host->init_complaint,
+ "write_riemann plugin: Successfully connected to %s:%d", node,
+ port);
+
+ return 0;
} /* }}} int wrr_connect */
/* host->lock must be held when calling this function. */
static int wrr_disconnect(struct riemann_host *host) /* {{{ */
{
- if (!host->client)
- return (0);
+ if (!host->client)
+ return (0);
- riemann_client_free(host->client);
- host->client = NULL;
+ riemann_client_free(host->client);
+ host->client = NULL;
- return (0);
+ return (0);
} /* }}} int wrr_disconnect */
/**
*
* Acquires the host lock, disconnects on errors.
*/
-static int wrr_send_nolock(struct riemann_host *host, riemann_message_t *msg) /* {{{ */
+static int wrr_send_nolock(struct riemann_host *host,
+ riemann_message_t *msg) /* {{{ */
{
- int status = 0;
+ int status = 0;
- status = wrr_connect(host);
- if (status != 0) {
- return status;
+ status = wrr_connect(host);
+ if (status != 0) {
+ return status;
+ }
+
+ status = riemann_client_send_message(host->client, msg);
+ if (status != 0) {
+ wrr_disconnect(host);
+ return status;
+ }
+
+ /*
+ * For TCP we need to receive message acknowledgemenent.
+ */
+ if (host->client_type != RIEMANN_CLIENT_UDP) {
+ riemann_message_t *response;
+
+ response = riemann_client_recv_message(host->client);
+
+ if (response == NULL) {
+ wrr_disconnect(host);
+ return errno;
}
+ riemann_message_free(response);
+ }
- status = riemann_client_send_message(host->client, msg);
- if (status != 0) {
- wrr_disconnect(host);
- return status;
- }
-
- /*
- * For TCP we need to receive message acknowledgemenent.
- */
- if (host->client_type != RIEMANN_CLIENT_UDP)
- {
- riemann_message_t *response;
-
- response = riemann_client_recv_message(host->client);
-
- if (response == NULL)
- {
- wrr_disconnect(host);
- return errno;
- }
- riemann_message_free(response);
- }
-
- return 0;
+ return 0;
} /* }}} int wrr_send */
-static int wrr_send(struct riemann_host *host, riemann_message_t *msg)
-{
- int status = 0;
+static int wrr_send(struct riemann_host *host, riemann_message_t *msg) {
+ int status = 0;
- pthread_mutex_lock (&host->lock);
- status = wrr_send_nolock(host, msg);
- pthread_mutex_unlock (&host->lock);
- return status;
+ pthread_mutex_lock(&host->lock);
+ status = wrr_send_nolock(host, msg);
+ pthread_mutex_unlock(&host->lock);
+ return status;
}
-static riemann_message_t *wrr_notification_to_message(struct riemann_host *host, /* {{{ */
- notification_t const *n)
-{
- riemann_message_t *msg;
- riemann_event_t *event;
- char service_buffer[6 * DATA_MAX_NAME_LEN];
- char const *severity;
- notification_meta_t *meta;
- size_t i;
-
- switch (n->severity)
- {
- case NOTIF_OKAY: severity = "ok"; break;
- case NOTIF_WARNING: severity = "warning"; break;
- case NOTIF_FAILURE: severity = "critical"; break;
- default: severity = "unknown";
- }
-
- format_name(service_buffer, sizeof(service_buffer),
- /* host = */ "", n->plugin, n->plugin_instance,
- n->type, n->type_instance);
-
- event = riemann_event_create(RIEMANN_EVENT_FIELD_HOST, n->host,
- RIEMANN_EVENT_FIELD_TIME, (int64_t) CDTIME_T_TO_TIME_T(n->time),
- RIEMANN_EVENT_FIELD_TAGS, "notification", NULL,
- RIEMANN_EVENT_FIELD_STATE, severity,
- RIEMANN_EVENT_FIELD_SERVICE, &service_buffer[1],
- RIEMANN_EVENT_FIELD_NONE);
-
- if (n->host[0] != 0)
- riemann_event_string_attribute_add(event, "host", n->host);
- if (n->plugin[0] != 0)
- riemann_event_string_attribute_add(event, "plugin", n->plugin);
- if (n->plugin_instance[0] != 0)
- riemann_event_string_attribute_add(event, "plugin_instance", n->plugin_instance);
-
- if (n->type[0] != 0)
- riemann_event_string_attribute_add(event, "type", n->type);
- if (n->type_instance[0] != 0)
- riemann_event_string_attribute_add(event, "type_instance", n->type_instance);
-
- for (i = 0; i < riemann_attrs_num; i += 2)
- riemann_event_string_attribute_add(event, riemann_attrs[i], riemann_attrs[i+1]);
-
- for (i = 0; i < riemann_tags_num; i++)
- riemann_event_tag_add(event, riemann_tags[i]);
-
- if (n->message[0] != 0)
- riemann_event_string_attribute_add(event, "description", n->message);
-
- /* Pull in values from threshold and add extra attributes */
- for (meta = n->meta; meta != NULL; meta = meta->next)
- {
- if (strcasecmp("CurrentValue", meta->name) == 0 && meta->type == NM_TYPE_DOUBLE)
- {
- riemann_event_set(event,
- RIEMANN_EVENT_FIELD_METRIC_D,
- (double) meta->nm_value.nm_double,
- RIEMANN_EVENT_FIELD_NONE);
- continue;
- }
-
- if (meta->type == NM_TYPE_STRING) {
- riemann_event_string_attribute_add(event, meta->name, meta->nm_value.nm_string);
- continue;
- }
- }
-
- msg = riemann_message_create_with_events(event, NULL);
- if (msg == NULL)
- {
- ERROR("write_riemann plugin: riemann_message_create_with_events() failed.");
- riemann_event_free (event);
- return (NULL);
- }
-
- DEBUG("write_riemann plugin: Successfully created message for notification: "
- "host = \"%s\", service = \"%s\", state = \"%s\"",
- event->host, event->service, event->state);
- return (msg);
+static riemann_message_t *
+wrr_notification_to_message(struct riemann_host *host, /* {{{ */
+ notification_t const *n) {
+ riemann_message_t *msg;
+ riemann_event_t *event;
+ char service_buffer[6 * DATA_MAX_NAME_LEN];
+ char const *severity;
+ notification_meta_t *meta;
+ size_t i;
+
+ switch (n->severity) {
+ case NOTIF_OKAY:
+ severity = "ok";
+ break;
+ case NOTIF_WARNING:
+ severity = "warning";
+ break;
+ case NOTIF_FAILURE:
+ severity = "critical";
+ break;
+ default:
+ severity = "unknown";
+ }
+
+ format_name(service_buffer, sizeof(service_buffer),
+ /* host = */ "", n->plugin, n->plugin_instance, n->type,
+ n->type_instance);
+
+ event = riemann_event_create(
+ RIEMANN_EVENT_FIELD_HOST, n->host, RIEMANN_EVENT_FIELD_TIME,
+ (int64_t)CDTIME_T_TO_TIME_T(n->time), RIEMANN_EVENT_FIELD_TAGS,
+ "notification", NULL, RIEMANN_EVENT_FIELD_STATE, severity,
+ RIEMANN_EVENT_FIELD_SERVICE, &service_buffer[1],
+ RIEMANN_EVENT_FIELD_NONE);
+
+ if (n->host[0] != 0)
+ riemann_event_string_attribute_add(event, "host", n->host);
+ if (n->plugin[0] != 0)
+ riemann_event_string_attribute_add(event, "plugin", n->plugin);
+ if (n->plugin_instance[0] != 0)
+ riemann_event_string_attribute_add(event, "plugin_instance",
+ n->plugin_instance);
+
+ if (n->type[0] != 0)
+ riemann_event_string_attribute_add(event, "type", n->type);
+ if (n->type_instance[0] != 0)
+ riemann_event_string_attribute_add(event, "type_instance",
+ n->type_instance);
+
+ for (i = 0; i < riemann_attrs_num; i += 2)
+ riemann_event_string_attribute_add(event, riemann_attrs[i],
+ riemann_attrs[i + 1]);
+
+ for (i = 0; i < riemann_tags_num; i++)
+ riemann_event_tag_add(event, riemann_tags[i]);
+
+ if (n->message[0] != 0)
+ riemann_event_string_attribute_add(event, "description", n->message);
+
+ /* Pull in values from threshold and add extra attributes */
+ for (meta = n->meta; meta != NULL; meta = meta->next) {
+ if (strcasecmp("CurrentValue", meta->name) == 0 &&
+ meta->type == NM_TYPE_DOUBLE) {
+ riemann_event_set(event, RIEMANN_EVENT_FIELD_METRIC_D,
+ (double)meta->nm_value.nm_double,
+ RIEMANN_EVENT_FIELD_NONE);
+ continue;
+ }
+
+ if (meta->type == NM_TYPE_STRING) {
+ riemann_event_string_attribute_add(event, meta->name,
+ meta->nm_value.nm_string);
+ continue;
+ }
+ }
+
+ msg = riemann_message_create_with_events(event, NULL);
+ if (msg == NULL) {
+ ERROR("write_riemann plugin: riemann_message_create_with_events() failed.");
+ riemann_event_free(event);
+ return (NULL);
+ }
+
+ DEBUG("write_riemann plugin: Successfully created message for notification: "
+ "host = \"%s\", service = \"%s\", state = \"%s\"",
+ event->host, event->service, event->state);
+ return (msg);
} /* }}} riemann_message_t *wrr_notification_to_message */
-static riemann_event_t *wrr_value_to_event(struct riemann_host const *host, /* {{{ */
- data_set_t const *ds,
- value_list_t const *vl, size_t index,
- gauge_t const *rates,
- int status)
-{
- riemann_event_t *event;
- char name_buffer[5 * DATA_MAX_NAME_LEN];
- char service_buffer[6 * DATA_MAX_NAME_LEN];
- size_t i;
-
- event = riemann_event_new();
- if (event == NULL)
- {
- ERROR("write_riemann plugin: riemann_event_new() failed.");
- return (NULL);
- }
-
- format_name(name_buffer, sizeof(name_buffer),
- /* host = */ "", vl->plugin, vl->plugin_instance,
- vl->type, vl->type_instance);
- if (host->always_append_ds || (ds->ds_num > 1))
- {
- if (host->event_service_prefix == NULL)
- ssnprintf(service_buffer, sizeof(service_buffer), "%s/%s",
- &name_buffer[1], ds->ds[index].name);
- else
- ssnprintf(service_buffer, sizeof(service_buffer), "%s%s/%s",
- host->event_service_prefix, &name_buffer[1], ds->ds[index].name);
- }
- else
- {
- if (host->event_service_prefix == NULL)
- sstrncpy(service_buffer, &name_buffer[1], sizeof(service_buffer));
- else
- ssnprintf(service_buffer, sizeof(service_buffer), "%s%s",
- host->event_service_prefix, &name_buffer[1]);
- }
-
- riemann_event_set(event,
- RIEMANN_EVENT_FIELD_HOST, vl->host,
- RIEMANN_EVENT_FIELD_TIME, (int64_t) CDTIME_T_TO_TIME_T(vl->time),
- RIEMANN_EVENT_FIELD_TTL, (float) CDTIME_T_TO_DOUBLE(vl->interval) * host->ttl_factor,
- RIEMANN_EVENT_FIELD_STRING_ATTRIBUTES,
- "plugin", vl->plugin,
- "type", vl->type,
- "ds_name", ds->ds[index].name,
- NULL,
- RIEMANN_EVENT_FIELD_SERVICE, service_buffer,
- RIEMANN_EVENT_FIELD_NONE);
-
- if (host->check_thresholds) {
- const char *state = NULL;
-
- switch (status) {
- case STATE_OKAY:
- state = "ok";
- break;
- case STATE_ERROR:
- state = "critical";
- break;
- case STATE_WARNING:
- state = "warning";
- break;
- case STATE_MISSING:
- state = "unknown";
- break;
- }
- if (state)
- riemann_event_set(event, RIEMANN_EVENT_FIELD_STATE, state,
- RIEMANN_EVENT_FIELD_NONE);
- }
-
- if (vl->plugin_instance[0] != 0)
- riemann_event_string_attribute_add(event, "plugin_instance", vl->plugin_instance);
- if (vl->type_instance[0] != 0)
- riemann_event_string_attribute_add(event, "type_instance", vl->type_instance);
-
- if ((ds->ds[index].type != DS_TYPE_GAUGE) && (rates != NULL))
- {
- char ds_type[DATA_MAX_NAME_LEN];
-
- ssnprintf(ds_type, sizeof(ds_type), "%s:rate",
- DS_TYPE_TO_STRING(ds->ds[index].type));
- riemann_event_string_attribute_add(event, "ds_type", ds_type);
- }
- else
- {
- riemann_event_string_attribute_add(event, "ds_type",
+static riemann_event_t *
+wrr_value_to_event(struct riemann_host const *host, /* {{{ */
+ data_set_t const *ds, value_list_t const *vl, size_t index,
+ gauge_t const *rates, int status) {
+ riemann_event_t *event;
+ char name_buffer[5 * DATA_MAX_NAME_LEN];
+ char service_buffer[6 * DATA_MAX_NAME_LEN];
+ size_t i;
+
+ event = riemann_event_new();
+ if (event == NULL) {
+ ERROR("write_riemann plugin: riemann_event_new() failed.");
+ return (NULL);
+ }
+
+ format_name(name_buffer, sizeof(name_buffer),
+ /* host = */ "", vl->plugin, vl->plugin_instance, vl->type,
+ vl->type_instance);
+ if (host->always_append_ds || (ds->ds_num > 1)) {
+ if (host->event_service_prefix == NULL)
+ ssnprintf(service_buffer, sizeof(service_buffer), "%s/%s",
+ &name_buffer[1], ds->ds[index].name);
+ else
+ ssnprintf(service_buffer, sizeof(service_buffer), "%s%s/%s",
+ host->event_service_prefix, &name_buffer[1],
+ ds->ds[index].name);
+ } else {
+ if (host->event_service_prefix == NULL)
+ sstrncpy(service_buffer, &name_buffer[1], sizeof(service_buffer));
+ else
+ ssnprintf(service_buffer, sizeof(service_buffer), "%s%s",
+ host->event_service_prefix, &name_buffer[1]);
+ }
+
+ riemann_event_set(
+ event, RIEMANN_EVENT_FIELD_HOST, vl->host, RIEMANN_EVENT_FIELD_TIME,
+ (int64_t)CDTIME_T_TO_TIME_T(vl->time), RIEMANN_EVENT_FIELD_TTL,
+ (float)CDTIME_T_TO_DOUBLE(vl->interval) * host->ttl_factor,
+ RIEMANN_EVENT_FIELD_STRING_ATTRIBUTES, "plugin", vl->plugin, "type",
+ vl->type, "ds_name", ds->ds[index].name, NULL,
+ RIEMANN_EVENT_FIELD_SERVICE, service_buffer, RIEMANN_EVENT_FIELD_NONE);
+
+ if (host->check_thresholds) {
+ const char *state = NULL;
+
+ switch (status) {
+ case STATE_OKAY:
+ state = "ok";
+ break;
+ case STATE_ERROR:
+ state = "critical";
+ break;
+ case STATE_WARNING:
+ state = "warning";
+ break;
+ case STATE_MISSING:
+ state = "unknown";
+ break;
+ }
+ if (state)
+ riemann_event_set(event, RIEMANN_EVENT_FIELD_STATE, state,
+ RIEMANN_EVENT_FIELD_NONE);
+ }
+
+ if (vl->plugin_instance[0] != 0)
+ riemann_event_string_attribute_add(event, "plugin_instance",
+ vl->plugin_instance);
+ if (vl->type_instance[0] != 0)
+ riemann_event_string_attribute_add(event, "type_instance",
+ vl->type_instance);
+
+ if ((ds->ds[index].type != DS_TYPE_GAUGE) && (rates != NULL)) {
+ char ds_type[DATA_MAX_NAME_LEN];
+
+ ssnprintf(ds_type, sizeof(ds_type), "%s:rate",
+ DS_TYPE_TO_STRING(ds->ds[index].type));
+ riemann_event_string_attribute_add(event, "ds_type", ds_type);
+ } else {
+ riemann_event_string_attribute_add(event, "ds_type",
DS_TYPE_TO_STRING(ds->ds[index].type));
- }
-
- {
- char ds_index[DATA_MAX_NAME_LEN];
-
- ssnprintf(ds_index, sizeof(ds_index), "%zu", index);
- riemann_event_string_attribute_add(event, "ds_index", ds_index);
- }
-
- for (i = 0; i < riemann_attrs_num; i += 2)
- riemann_event_string_attribute_add(event, riemann_attrs[i], riemann_attrs[i +1]);
-
- for (i = 0; i < riemann_tags_num; i++)
- riemann_event_tag_add(event, riemann_tags[i]);
-
- if (ds->ds[index].type == DS_TYPE_GAUGE)
- {
- riemann_event_set(event,
- RIEMANN_EVENT_FIELD_METRIC_D,
- (double) vl->values[index].gauge,
- RIEMANN_EVENT_FIELD_NONE);
- }
- else if (rates != NULL)
- {
- riemann_event_set(event,
- RIEMANN_EVENT_FIELD_METRIC_D,
- (double) rates[index],
- RIEMANN_EVENT_FIELD_NONE);
- }
- else
- {
- int64_t metric;
-
- if (ds->ds[index].type == DS_TYPE_DERIVE)
- metric = (int64_t) vl->values[index].derive;
- else if (ds->ds[index].type == DS_TYPE_ABSOLUTE)
- metric = (int64_t) vl->values[index].absolute;
- else
- metric = (int64_t) vl->values[index].counter;
-
- riemann_event_set(event,
- RIEMANN_EVENT_FIELD_METRIC_S64,
- (int64_t) metric,
- RIEMANN_EVENT_FIELD_NONE);
- }
-
- DEBUG("write_riemann plugin: Successfully created message for metric: "
- "host = \"%s\", service = \"%s\"",
- event->host, event->service);
- return (event);
+ }
+
+ {
+ char ds_index[DATA_MAX_NAME_LEN];
+
+ ssnprintf(ds_index, sizeof(ds_index), "%zu", index);
+ riemann_event_string_attribute_add(event, "ds_index", ds_index);
+ }
+
+ for (i = 0; i < riemann_attrs_num; i += 2)
+ riemann_event_string_attribute_add(event, riemann_attrs[i],
+ riemann_attrs[i + 1]);
+
+ for (i = 0; i < riemann_tags_num; i++)
+ riemann_event_tag_add(event, riemann_tags[i]);
+
+ if (ds->ds[index].type == DS_TYPE_GAUGE) {
+ riemann_event_set(event, RIEMANN_EVENT_FIELD_METRIC_D,
+ (double)vl->values[index].gauge,
+ RIEMANN_EVENT_FIELD_NONE);
+ } else if (rates != NULL) {
+ riemann_event_set(event, RIEMANN_EVENT_FIELD_METRIC_D, (double)rates[index],
+ RIEMANN_EVENT_FIELD_NONE);
+ } else {
+ int64_t metric;
+
+ if (ds->ds[index].type == DS_TYPE_DERIVE)
+ metric = (int64_t)vl->values[index].derive;
+ else if (ds->ds[index].type == DS_TYPE_ABSOLUTE)
+ metric = (int64_t)vl->values[index].absolute;
+ else
+ metric = (int64_t)vl->values[index].counter;
+
+ riemann_event_set(event, RIEMANN_EVENT_FIELD_METRIC_S64, (int64_t)metric,
+ RIEMANN_EVENT_FIELD_NONE);
+ }
+
+ DEBUG("write_riemann plugin: Successfully created message for metric: "
+ "host = \"%s\", service = \"%s\"",
+ event->host, event->service);
+ return (event);
} /* }}} riemann_event_t *wrr_value_to_event */
-static riemann_message_t *wrr_value_list_to_message(struct riemann_host const *host, /* {{{ */
- data_set_t const *ds,
- value_list_t const *vl,
- int *statuses)
-{
- riemann_message_t *msg;
- size_t i;
- gauge_t *rates = NULL;
-
- /* Initialize the Msg structure. */
- msg = riemann_message_new();
- if (msg == NULL)
- {
- ERROR ("write_riemann plugin: riemann_message_new failed.");
- return (NULL);
- }
-
- if (host->store_rates)
- {
- rates = uc_get_rate(ds, vl);
- if (rates == NULL)
- {
- ERROR("write_riemann plugin: uc_get_rate failed.");
- riemann_message_free(msg);
- return (NULL);
- }
- }
-
- for (i = 0; i < vl->values_len; i++)
- {
- riemann_event_t *event;
-
- event = wrr_value_to_event(host, ds, vl,
- (int) i, rates, statuses[i]);
- if (event == NULL)
- {
- riemann_message_free(msg);
- sfree(rates);
- return (NULL);
- }
- riemann_message_append_events(msg, event, NULL);
- }
-
- sfree(rates);
- return (msg);
+static riemann_message_t *
+wrr_value_list_to_message(struct riemann_host const *host, /* {{{ */
+ data_set_t const *ds, value_list_t const *vl,
+ int *statuses) {
+ riemann_message_t *msg;
+ size_t i;
+ gauge_t *rates = NULL;
+
+ /* Initialize the Msg structure. */
+ msg = riemann_message_new();
+ if (msg == NULL) {
+ ERROR("write_riemann plugin: riemann_message_new failed.");
+ return (NULL);
+ }
+
+ if (host->store_rates) {
+ rates = uc_get_rate(ds, vl);
+ if (rates == NULL) {
+ ERROR("write_riemann plugin: uc_get_rate failed.");
+ riemann_message_free(msg);
+ return (NULL);
+ }
+ }
+
+ for (i = 0; i < vl->values_len; i++) {
+ riemann_event_t *event;
+
+ event = wrr_value_to_event(host, ds, vl, (int)i, rates, statuses[i]);
+ if (event == NULL) {
+ riemann_message_free(msg);
+ sfree(rates);
+ return (NULL);
+ }
+ riemann_message_append_events(msg, event, NULL);
+ }
+
+ sfree(rates);
+ return (msg);
} /* }}} riemann_message_t *wrr_value_list_to_message */
/*
* Always call while holding host->lock !
*/
-static int wrr_batch_flush_nolock(cdtime_t timeout,
- struct riemann_host *host)
-{
- cdtime_t now;
- int status = 0;
-
- now = cdtime();
- if (timeout > 0) {
- if ((host->batch_init + timeout) > now) {
- return status;
- }
- }
- wrr_send_nolock(host, host->batch_msg);
- riemann_message_free(host->batch_msg);
-
- host->batch_init = now;
- host->batch_msg = NULL;
- return status;
+static int wrr_batch_flush_nolock(cdtime_t timeout, struct riemann_host *host) {
+ cdtime_t now;
+ int status = 0;
+
+ now = cdtime();
+ if (timeout > 0) {
+ if ((host->batch_init + timeout) > now) {
+ return status;
+ }
+ }
+ wrr_send_nolock(host, host->batch_msg);
+ riemann_message_free(host->batch_msg);
+
+ host->batch_init = now;
+ host->batch_msg = NULL;
+ return status;
}
static int wrr_batch_flush(cdtime_t timeout,
- const char *identifier __attribute__((unused)),
- user_data_t *user_data)
-{
- struct riemann_host *host;
- int status;
-
- if (user_data == NULL)
- return (-EINVAL);
-
- host = user_data->data;
- pthread_mutex_lock(&host->lock);
- status = wrr_batch_flush_nolock(timeout, host);
- if (status != 0)
- c_complain (LOG_ERR, &host->init_complaint,
- "write_riemann plugin: riemann_client_send failed with status %i",
- status);
- else
- c_release (LOG_DEBUG, &host->init_complaint, "write_riemann plugin: batch sent.");
+ const char *identifier __attribute__((unused)),
+ user_data_t *user_data) {
+ struct riemann_host *host;
+ int status;
+
+ if (user_data == NULL)
+ return (-EINVAL);
- pthread_mutex_unlock(&host->lock);
- return status;
+ host = user_data->data;
+ pthread_mutex_lock(&host->lock);
+ status = wrr_batch_flush_nolock(timeout, host);
+ if (status != 0)
+ c_complain(
+ LOG_ERR, &host->init_complaint,
+ "write_riemann plugin: riemann_client_send failed with status %i",
+ status);
+ else
+ c_release(LOG_DEBUG, &host->init_complaint,
+ "write_riemann plugin: batch sent.");
+
+ pthread_mutex_unlock(&host->lock);
+ return status;
}
static int wrr_batch_add_value_list(struct riemann_host *host, /* {{{ */
- data_set_t const *ds,
- value_list_t const *vl,
- int *statuses)
-{
- riemann_message_t *msg;
- size_t len;
- int ret;
- cdtime_t timeout;
-
- msg = wrr_value_list_to_message(host, ds, vl, statuses);
- if (msg == NULL)
- return -1;
-
- pthread_mutex_lock(&host->lock);
-
- if (host->batch_msg == NULL) {
- host->batch_msg = msg;
- } else {
- int status;
-
- status = riemann_message_append_events_n(host->batch_msg,
- msg->n_events,
- msg->events);
- msg->n_events = 0;
- msg->events = NULL;
-
- riemann_message_free(msg);
-
- if (status != 0) {
- pthread_mutex_unlock(&host->lock);
- ERROR("write_riemann plugin: out of memory");
- return -1;
- }
- }
-
- len = riemann_message_get_packed_size(host->batch_msg);
- ret = 0;
- if ((host->batch_max < 0) || (((size_t) host->batch_max) <= len)) {
- ret = wrr_batch_flush_nolock(0, host);
- } else {
- if (host->batch_timeout > 0) {
- timeout = TIME_T_TO_CDTIME_T((time_t)host->batch_timeout);
- ret = wrr_batch_flush_nolock(timeout, host);
- }
+ data_set_t const *ds,
+ value_list_t const *vl, int *statuses) {
+ riemann_message_t *msg;
+ size_t len;
+ int ret;
+ cdtime_t timeout;
+
+ msg = wrr_value_list_to_message(host, ds, vl, statuses);
+ if (msg == NULL)
+ return -1;
+
+ pthread_mutex_lock(&host->lock);
+
+ if (host->batch_msg == NULL) {
+ host->batch_msg = msg;
+ } else {
+ int status;
+
+ status = riemann_message_append_events_n(host->batch_msg, msg->n_events,
+ msg->events);
+ msg->n_events = 0;
+ msg->events = NULL;
+
+ riemann_message_free(msg);
+
+ if (status != 0) {
+ pthread_mutex_unlock(&host->lock);
+ ERROR("write_riemann plugin: out of memory");
+ return -1;
+ }
+ }
+
+ len = riemann_message_get_packed_size(host->batch_msg);
+ ret = 0;
+ if ((host->batch_max < 0) || (((size_t)host->batch_max) <= len)) {
+ ret = wrr_batch_flush_nolock(0, host);
+ } else {
+ if (host->batch_timeout > 0) {
+ timeout = TIME_T_TO_CDTIME_T((time_t)host->batch_timeout);
+ ret = wrr_batch_flush_nolock(timeout, host);
}
+ }
- pthread_mutex_unlock(&host->lock);
- return ret;
+ pthread_mutex_unlock(&host->lock);
+ return ret;
} /* }}} riemann_message_t *wrr_batch_add_value_list */
static int wrr_notification(const notification_t *n, user_data_t *ud) /* {{{ */
{
- int status;
- struct riemann_host *host = ud->data;
- riemann_message_t *msg;
+ int status;
+ struct riemann_host *host = ud->data;
+ riemann_message_t *msg;
- if (!host->notifications)
- return 0;
+ if (!host->notifications)
+ return 0;
- /*
- * Never batch for notifications, send them ASAP
- */
- msg = wrr_notification_to_message(host, n);
- if (msg == NULL)
- return (-1);
-
- status = wrr_send(host, msg);
- if (status != 0)
- c_complain (LOG_ERR, &host->init_complaint,
- "write_riemann plugin: riemann_client_send failed with status %i",
- status);
- else
- c_release (LOG_DEBUG, &host->init_complaint,
- "write_riemann plugin: riemann_client_send succeeded");
+ /*
+ * Never batch for notifications, send them ASAP
+ */
+ msg = wrr_notification_to_message(host, n);
+ if (msg == NULL)
+ return (-1);
- riemann_message_free(msg);
- return (status);
+ status = wrr_send(host, msg);
+ if (status != 0)
+ c_complain(
+ LOG_ERR, &host->init_complaint,
+ "write_riemann plugin: riemann_client_send failed with status %i",
+ status);
+ else
+ c_release(LOG_DEBUG, &host->init_complaint,
+ "write_riemann plugin: riemann_client_send succeeded");
+
+ riemann_message_free(msg);
+ return (status);
} /* }}} int wrr_notification */
static int wrr_write(const data_set_t *ds, /* {{{ */
- const value_list_t *vl,
- user_data_t *ud)
-{
- int status = 0;
- int statuses[vl->values_len];
- struct riemann_host *host = ud->data;
- riemann_message_t *msg;
-
- if (host->check_thresholds) {
- status = write_riemann_threshold_check(ds, vl, statuses);
+ const value_list_t *vl, user_data_t *ud) {
+ int status = 0;
+ int statuses[vl->values_len];
+ struct riemann_host *host = ud->data;
+ riemann_message_t *msg;
+
+ if (host->check_thresholds) {
+ status = write_riemann_threshold_check(ds, vl, statuses);
if (status != 0)
return status;
} else {
- memset (statuses, 0, sizeof (statuses));
+ memset(statuses, 0, sizeof(statuses));
}
if (host->client_type != RIEMANN_CLIENT_UDP && host->batch_mode) {
- wrr_batch_add_value_list(host, ds, vl, statuses);
+ wrr_batch_add_value_list(host, ds, vl, statuses);
} else {
msg = wrr_value_list_to_message(host, ds, vl, statuses);
if (msg == NULL)
static void wrr_free(void *p) /* {{{ */
{
- struct riemann_host *host = p;
+ struct riemann_host *host = p;
if (host == NULL)
return;
pthread_mutex_lock(&host->lock);
host->reference_count--;
- if (host->reference_count > 0)
- {
- pthread_mutex_unlock(&host->lock);
- return;
- }
+ if (host->reference_count > 0) {
+ pthread_mutex_unlock(&host->lock);
+ return;
+ }
wrr_disconnect(host);
static int wrr_config_node(oconfig_item_t *ci) /* {{{ */
{
- struct riemann_host *host = NULL;
- int status = 0;
- int i;
- oconfig_item_t *child;
- char callback_name[DATA_MAX_NAME_LEN];
- user_data_t ud;
+ struct riemann_host *host = NULL;
+ int status = 0;
+ int i;
+ oconfig_item_t *child;
+ char callback_name[DATA_MAX_NAME_LEN];
+ user_data_t ud;
if ((host = calloc(1, sizeof(*host))) == NULL) {
- ERROR ("write_riemann plugin: calloc failed.");
+ ERROR("write_riemann plugin: calloc failed.");
return ENOMEM;
}
pthread_mutex_init(&host->lock, NULL);
- C_COMPLAIN_INIT (&host->init_complaint);
+ C_COMPLAIN_INIT(&host->init_complaint);
host->reference_count = 1;
host->node = NULL;
host->port = 0;
}
} else if (strcasecmp("Protocol", child->key) == 0) {
char tmp[16];
- status = cf_util_get_string_buffer(child,
- tmp, sizeof(tmp));
- if (status != 0)
- {
- ERROR("write_riemann plugin: cf_util_get_"
- "string_buffer failed with "
- "status %i.", status);
- break;
- }
+ status = cf_util_get_string_buffer(child, tmp, sizeof(tmp));
+ if (status != 0) {
+ ERROR("write_riemann plugin: cf_util_get_"
+ "string_buffer failed with "
+ "status %i.",
+ status);
+ break;
+ }
if (strcasecmp("UDP", tmp) == 0)
host->client_type = RIEMANN_CLIENT_UDP;
tmp);
} else if (strcasecmp("TLSCAFile", child->key) == 0) {
status = cf_util_get_string(child, &host->tls_ca_file);
- if (status != 0)
- {
- ERROR("write_riemann plugin: cf_util_get_"
- "string_buffer failed with "
- "status %i.", status);
- break;
- }
+ if (status != 0) {
+ ERROR("write_riemann plugin: cf_util_get_"
+ "string_buffer failed with "
+ "status %i.",
+ status);
+ break;
+ }
} else if (strcasecmp("TLSCertFile", child->key) == 0) {
status = cf_util_get_string(child, &host->tls_cert_file);
- if (status != 0)
- {
- ERROR("write_riemann plugin: cf_util_get_"
- "string_buffer failed with "
- "status %i.", status);
- break;
- }
+ if (status != 0) {
+ ERROR("write_riemann plugin: cf_util_get_"
+ "string_buffer failed with "
+ "status %i.",
+ status);
+ break;
+ }
} else if (strcasecmp("TLSKeyFile", child->key) == 0) {
status = cf_util_get_string(child, &host->tls_key_file);
- if (status != 0)
- {
- ERROR("write_riemann plugin: cf_util_get_"
- "string_buffer failed with "
- "status %i.", status);
- break;
- }
+ if (status != 0) {
+ ERROR("write_riemann plugin: cf_util_get_"
+ "string_buffer failed with "
+ "status %i.",
+ status);
+ break;
+ }
} else if (strcasecmp("StoreRates", child->key) == 0) {
status = cf_util_get_boolean(child, &host->store_rates);
if (status != 0)
break;
} else if (strcasecmp("AlwaysAppendDS", child->key) == 0) {
- status = cf_util_get_boolean(child,
- &host->always_append_ds);
+ status = cf_util_get_boolean(child, &host->always_append_ds);
if (status != 0)
break;
} else if (strcasecmp("TTLFactor", child->key) == 0) {
}
} else {
WARNING("write_riemann plugin: ignoring unknown config "
- "option: \"%s\"", child->key);
+ "option: \"%s\"",
+ child->key);
}
}
if (status != 0) {
else /* success */
host->reference_count++;
- status = plugin_register_notification(callback_name,
- wrr_notification, &ud);
+ status = plugin_register_notification(callback_name, wrr_notification, &ud);
if (status != 0)
WARNING("write_riemann plugin: plugin_register_notification (\"%s\") "
"failed with status %i.",
else /* success */
host->reference_count++;
- if (host->reference_count <= 1)
- {
- /* Both callbacks failed => free memory.
- * We need to unlock here, because riemann_free() will lock.
- * This is not a race condition, because we're the only one
- * holding a reference. */
- pthread_mutex_unlock(&host->lock);
- wrr_free(host);
- return (-1);
- }
+ if (host->reference_count <= 1) {
+ /* Both callbacks failed => free memory.
+ * We need to unlock here, because riemann_free() will lock.
+ * This is not a race condition, because we're the only one
+ * holding a reference. */
+ pthread_mutex_unlock(&host->lock);
+ wrr_free(host);
+ return (-1);
+ }
host->reference_count--;
pthread_mutex_unlock(&host->lock);
static int wrr_config(oconfig_item_t *ci) /* {{{ */
{
- int i;
- oconfig_item_t *child;
- int status;
+ int i;
+ oconfig_item_t *child;
+ int status;
- for (i = 0; i < ci->children_num; i++) {
+ for (i = 0; i < ci->children_num; i++) {
child = &ci->children[i];
if (strcasecmp("Node", child->key) == 0) {
- wrr_config_node (child);
+ wrr_config_node(child);
} else if (strcasecmp(child->key, "attribute") == 0) {
char *key = NULL;
char *val = NULL;
return (0);
} /* }}} int wrr_config */
-void module_register(void)
-{
+void module_register(void) {
plugin_register_complex_config("write_riemann", wrr_config);
}
projects / collectd.git / commitdiff