collectdmon_CPPFLAGS = $(AM_CPPFLAGS)
collectd_nagios_SOURCES = collectd-nagios.c
-collectd_nagios_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_builddir)/src/libcollectdclient/collectd
+collectd_nagios_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_srcdir)/src/libcollectdclient/collectd -I$(top_builddir)/src/libcollectdclient/collectd
collectd_nagios_LDADD =
if BUILD_WITH_LIBSOCKET
collectd_nagios_LDADD += -lsocket
collectdctl_SOURCES = collectdctl.c
-collectdctl_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_builddir)/src/libcollectdclient/collectd
+collectdctl_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_srcdir)/src/libcollectdclient/collectd -I$(top_builddir)/src/libcollectdclient/collectd
collectdctl_LDADD =
if BUILD_WITH_LIBSOCKET
collectdctl_LDADD += -lsocket
collectd_tg_SOURCES = collectd-tg.c \
daemon/utils_heap.c daemon/utils_heap.h
-collectd_tg_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_builddir)/src/libcollectdclient/collectd
+collectd_tg_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_srcdir)/src/libcollectdclient/collectd -I$(top_builddir)/src/libcollectdclient/collectd
collectd_tg_LDADD =
if BUILD_WITH_LIBSOCKET
collectd_tg_LDADD += -lsocket
aggregation_la_SOURCES = aggregation.c \
utils_vl_lookup.c utils_vl_lookup.h
aggregation_la_LDFLAGS = $(PLUGIN_LDFLAGS)
-aggregation_la_LIBADD =
+aggregation_la_LIBADD = -lm
endif
if BUILD_PLUGIN_AMQP
BaseDir "/var/lib/collectd"
PIDFile "/run/collectd.pid"
Interval 10.0
-
+
LoadPlugin cpu
LoadPlugin load
-
+
<LoadPlugin df>
Interval 3600
</LoadPlugin>
<Plugin df>
ValuesPercentage true
</Plugin>
-
+
LoadPlugin ping
<Plugin ping>
Host "example.org"
Specify the protocol to use when communicating with I<Riemann>. Defaults to
B<UDP>.
+=item B<Batch> B<true>|B<false>
+
+If set to B<true> and B<Protocol> is set to B<TCP>,
+events will be batched in memory and flushed at
+regular intervals or when B<BatchMaxSize> is exceeded.
+
+Notifications are not batched and sent as soon as possible.
+
+Defaults to false
+
+=item B<BatchMaxSize> I<size>
+
+Maximum payload size for a riemann packet. Defaults to 8192
+
=item B<StoreRates> B<true>|B<false>
If set to B<true> (the default), convert counter values to rates. If set to
AM_CFLAGS = -Wall -Werror
endif
-AM_CPPFLAGS = -DPREFIX='"${prefix}"'
+AM_CPPFLAGS = -I$(top_srcdir)/src
+AM_CPPFLAGS += -DPREFIX='"${prefix}"'
AM_CPPFLAGS += -DCONFIGFILE='"${sysconfdir}/${PACKAGE_NAME}.conf"'
AM_CPPFLAGS += -DLOCALSTATEDIR='"${localstatedir}"'
AM_CPPFLAGS += -DPKGLOCALSTATEDIR='"${localstatedir}/lib/${PACKAGE_NAME}"'
#include <sys/types.h>
#include <sys/socket.h>
+#include <sys/un.h>
#include <netdb.h>
#include <pthread.h>
sstrerror (errno, errbuf, sizeof (errbuf)));
return (-1);
}
-
+
dirlen = strlen (dir);
while ((dirlen > 0) && (dir[dirlen - 1] == '/'))
dir[--dirlen] = '\0';
static void exit_usage (int status)
{
printf ("Usage: "PACKAGE" [OPTIONS]\n\n"
-
+
"Available options:\n"
" General:\n"
" -C <file> Configuration file.\n"
} /* static int pidfile_remove (const char *file) */
#endif /* COLLECT_DAEMON */
+int notify_upstart (void)
+{
+ const char *upstart_job = getenv("UPSTART_JOB");
+
+ if (upstart_job == NULL)
+ return 0;
+
+ if (strcmp(upstart_job, "collectd") != 0)
+ return 0;
+
+ WARNING ("supervised by upstart, will stop to signal readyness");
+ raise(SIGSTOP);
+ unsetenv("UPSTART_JOB");
+
+ return 1;
+}
+
+int notify_systemd (void)
+{
+ int fd = -1;
+ const char *notifysocket = getenv("NOTIFY_SOCKET");
+ struct sockaddr_un su;
+ struct iovec iov;
+ struct msghdr hdr;
+
+ if (notifysocket == NULL)
+ return 0;
+
+ if ((strchr("@/", notifysocket[0])) == NULL ||
+ strlen(notifysocket) < 2)
+ return 0;
+
+ WARNING ("supervised by systemd, will signal readyness");
+ if ((fd = socket(AF_UNIX, SOCK_DGRAM, 0)) < 0) {
+ WARNING ("cannot contact systemd socket %s", notifysocket);
+ return 0;
+ }
+
+ bzero(&su, sizeof(su));
+ su.sun_family = AF_UNIX;
+ sstrncpy (su.sun_path, notifysocket, sizeof(su.sun_path));
+
+ if (notifysocket[0] == '@')
+ su.sun_path[0] = 0;
+
+ bzero(&iov, sizeof(iov));
+ iov.iov_base = "READY=1";
+ iov.iov_len = strlen("READY=1");
+
+ bzero(&hdr, sizeof(hdr));
+ hdr.msg_name = &su;
+ hdr.msg_namelen = offsetof(struct sockaddr_un, sun_path) +
+ strlen(notifysocket);
+ hdr.msg_iov = &iov;
+ hdr.msg_iovlen = 1;
+
+ unsetenv("NOTIFY_SOCKET");
+ if (sendmsg(fd, &hdr, MSG_NOSIGNAL) < 0) {
+ WARNING ("cannot send notification to systemd");
+ close(fd);
+ return 0;
+ }
+ close(fd);
+ return 1;
+}
+
int main (int argc, char **argv)
{
struct sigaction sig_int_action;
sig_chld_action.sa_handler = SIG_IGN;
sigaction (SIGCHLD, &sig_chld_action, NULL);
- if (daemonize)
+ /*
+ * Only daemonize if we're not being supervised
+ * by upstart or systemd.
+ */
+ if (daemonize && notify_upstart() == 0 && notify_systemd() == 0)
{
if ((pid = fork ()) == -1)
{
BUILT_SOURCES = collectd/lcc_features.h
libcollectdclient_la_SOURCES = client.c network.c network_buffer.c
-libcollectdclient_la_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_builddir)/src/libcollectdclient/collectd -I$(top_srcdir)/src/daemon
+libcollectdclient_la_CPPFLAGS = $(AM_CPPFLAGS) \
+ -I$(top_srcdir)/src/libcollectdclient/collectd \
+ -I$(top_builddir)/src/libcollectdclient/collectd \
+ -I$(top_srcdir)/src/daemon
libcollectdclient_la_LDFLAGS = -version-info 1:0:0
libcollectdclient_la_LIBADD =
if BUILD_WITH_LIBGCRYPT
/* Re enable deprecation warnings */
# pragma GCC diagnostic warning "-Wdeprecated-declarations"
# endif
+# if GCRYPT_VERSION_NUMBER < 0x010600
GCRY_THREAD_OPTION_PTHREAD_IMPL;
+# endif
#endif
#include "collectd/network_buffer.h"
need_init = 0;
#if HAVE_LIBGCRYPT
+# if GCRYPT_VERSION_NUMBER < 0x010600
gcry_control (GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread);
+# endif
if (!gcry_check_version (GCRYPT_VERSION))
return (0);
/* Re enable deprecation warnings */
# pragma GCC diagnostic warning "-Wdeprecated-declarations"
# endif
+# if GCRYPT_VERSION_NUMBER < 0x010600
GCRY_THREAD_OPTION_PTHREAD_IMPL;
+# endif
#endif
#ifndef IPV6_ADD_MEMBERSHIP
* above doesn't count, as it doesn't implicitly initalize Libgcrypt.
*
* tl;dr: keep all these gry_* statements in this exact order please. */
+# if GCRYPT_VERSION_NUMBER < 0x010600
gcry_control (GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread);
+# endif
gcry_check_version (NULL);
gcry_control (GCRYCTL_INIT_SECMEM, 32768);
gcry_control (GCRYCTL_INITIALIZATION_FINISHED);
#define RIEMANN_HOST "localhost"
#define RIEMANN_PORT "5555"
#define RIEMANN_TTL_FACTOR 2.0
+#define RIEMANN_BATCH_MAX 8192
int write_riemann_threshold_check(const data_set_t *, const value_list_t *, int *);
struct riemann_host {
char *name;
char *event_service_prefix;
-#define F_CONNECT 0x01
+#define F_CONNECT 0x01
uint8_t flags;
- pthread_mutex_t lock;
- _Bool notifications;
- _Bool check_thresholds;
+ pthread_mutex_t lock;
+ _Bool batch_mode;
+ _Bool notifications;
+ _Bool check_thresholds;
_Bool store_rates;
_Bool always_append_ds;
char *node;
char *service;
_Bool use_tcp;
- int s;
+ int s;
double ttl_factor;
-
- int reference_count;
+ Msg *batch_msg;
+ cdtime_t batch_init;
+ int batch_max;
+ int reference_count;
};
static char **riemann_tags;
return (msg);
} /* }}} Msg *riemann_value_list_to_protobuf */
+
+/*
+ * Always call while holding host->lock !
+ */
+static int riemann_batch_flush_nolock (cdtime_t timeout,
+ struct riemann_host *host)
+{
+ cdtime_t now;
+ int status = 0;
+
+ if (timeout > 0) {
+ now = cdtime ();
+ if ((host->batch_init + timeout) > now)
+ return status;
+ }
+ riemann_send_msg(host, host->batch_msg);
+ riemann_msg_protobuf_free(host->batch_msg);
+
+ if (host->use_tcp && ((status = riemann_recv_ack(host)) != 0))
+ riemann_disconnect (host);
+
+ host->batch_init = cdtime();
+ host->batch_msg = NULL;
+ return status;
+}
+
+static int riemann_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 = riemann_batch_flush_nolock (timeout, host);
+ if (status != 0)
+ ERROR ("write_riemann plugin: riemann_send failed with status %i",
+ status);
+
+ pthread_mutex_unlock(&host->lock);
+ return status;
+}
+
+static int riemann_batch_add_value_list (struct riemann_host *host, /* {{{ */
+ data_set_t const *ds,
+ value_list_t const *vl,
+ int *statuses)
+{
+ size_t i;
+ Event **events;
+ Msg *msg;
+ size_t len;
+ int ret;
+
+ msg = riemann_value_list_to_protobuf (host, ds, vl, statuses);
+ if (msg == NULL)
+ return -1;
+
+ pthread_mutex_lock(&host->lock);
+
+ if (host->batch_msg == NULL) {
+ host->batch_msg = msg;
+ } else {
+ len = msg->n_events + host->batch_msg->n_events;
+ events = realloc(host->batch_msg->events,
+ (len * sizeof(*host->batch_msg->events)));
+ if (events == NULL) {
+ pthread_mutex_unlock(&host->lock);
+ ERROR ("write_riemann plugin: out of memory");
+ riemann_msg_protobuf_free (msg);
+ return -1;
+ }
+ host->batch_msg->events = events;
+
+ for (i = host->batch_msg->n_events; i < len; i++)
+ host->batch_msg->events[i] = msg->events[i - host->batch_msg->n_events];
+
+ host->batch_msg->n_events = len;
+ sfree (msg->events);
+ msg->n_events = 0;
+ sfree (msg);
+ }
+
+ len = msg__get_packed_size(host->batch_msg);
+ ret = 0;
+ if (len >= host->batch_max) {
+ ret = riemann_batch_flush_nolock(0, host);
+ }
+
+ pthread_mutex_unlock(&host->lock);
+ return ret;
+} /* }}} Msg *riemann_batch_add_value_list */
+
static int riemann_notification(const notification_t *n, user_data_t *ud) /* {{{ */
{
int status;
if (!host->notifications)
return 0;
+ /*
+ * Never batch for notifications, send them ASAP
+ */
msg = riemann_notification_to_protobuf (host, n);
if (msg == NULL)
return (-1);
const value_list_t *vl,
user_data_t *ud)
{
- int status;
+ int status = 0;
int statuses[vl->values_len];
struct riemann_host *host = ud->data;
Msg *msg;
if (host->check_thresholds)
write_riemann_threshold_check(ds, vl, statuses);
- msg = riemann_value_list_to_protobuf (host, ds, vl, statuses);
- if (msg == NULL)
- return (-1);
- status = riemann_send (host, msg);
- if (status != 0)
- ERROR ("write_riemann plugin: riemann_send failed with status %i",
- status);
+ if (host->use_tcp == 1 && host->batch_mode) {
- riemann_msg_protobuf_free (msg);
+ riemann_batch_add_value_list (host, ds, vl, statuses);
+
+
+ } else {
+
+ msg = riemann_value_list_to_protobuf (host, ds, vl, statuses);
+ if (msg == NULL)
+ return (-1);
+
+ status = riemann_send (host, msg);
+ if (status != 0)
+ ERROR ("write_riemann plugin: riemann_send failed with status %i",
+ status);
+
+ riemann_msg_protobuf_free (msg);
+ }
return status;
} /* }}} int riemann_write */
host->store_rates = 1;
host->always_append_ds = 0;
host->use_tcp = 0;
+ host->batch_mode = 0;
+ host->batch_max = RIEMANN_BATCH_MAX; /* typical MSS */
+ host->batch_init = cdtime();
host->ttl_factor = RIEMANN_TTL_FACTOR;
status = cf_util_get_string (ci, &host->name);
status = cf_util_get_boolean(child, &host->check_thresholds);
if (status != 0)
break;
+ } else if (strcasecmp ("Batch", child->key) == 0) {
+ status = cf_util_get_boolean(child, &host->batch_mode);
+ if (status != 0)
+ break;
+ } else if (strcasecmp("BatchMaxSize", child->key) == 0) {
+ status = cf_util_get_int(child, &host->batch_max);
+ if (status != 0)
+ break;
} else if (strcasecmp ("Port", child->key) == 0) {
status = cf_util_get_service (child, &host->service);
if (status != 0) {
pthread_mutex_lock (&host->lock);
status = plugin_register_write (callback_name, riemann_write, &ud);
+
+ if (host->use_tcp == 1 && host->batch_mode) {
+ ud.free_func = NULL;
+ plugin_register_flush(callback_name, riemann_batch_flush, &ud);
+ }
if (status != 0)
WARNING ("write_riemann plugin: plugin_register_write (\"%s\") "
"failed with status %i.",