**/
#include "collectd.h"
-#include "plugin.h"
+
#include "common.h"
-#include "configfile.h"
+#include "plugin.h"
#include "utils_avltree.h"
#if HAVE_NETDB_H
-# include <netdb.h>
+#include <netdb.h>
#endif
#if HAVE_NETINET_IN_H
-# include <netinet/in.h>
+#include <netinet/in.h>
#endif
#if HAVE_ARPA_INET_H
-# include <arpa/inet.h>
+#include <arpa/inet.h>
#endif
#if HAVE_POLL_H
-# include <poll.h>
+#include <poll.h>
#endif
#include <gm_protocol.h>
#ifndef IPV6_ADD_MEMBERSHIP
-# ifdef IPV6_JOIN_GROUP
-# define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP
-# else
-# error "Neither IP_ADD_MEMBERSHIP nor IPV6_JOIN_GROUP is defined"
-# endif
+#ifdef IPV6_JOIN_GROUP
+#define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP
+#else
+#error "Neither IP_ADD_MEMBERSHIP nor IPV6_JOIN_GROUP is defined"
+#endif
#endif /* !IP_ADD_MEMBERSHIP */
#ifdef GANGLIA_MAX_MESSAGE_LEN
-# define BUFF_SIZE GANGLIA_MAX_MESSAGE_LEN
+#define BUFF_SIZE GANGLIA_MAX_MESSAGE_LEN
#else
-# define BUFF_SIZE 1400
+#define BUFF_SIZE 1400
#endif
-struct socket_entry_s
-{
- int fd;
+struct socket_entry_s {
+ int fd;
struct sockaddr_storage addr;
- socklen_t addrlen;
+ socklen_t addrlen;
};
typedef struct socket_entry_s socket_entry_t;
-struct staging_entry_s
-{
+struct staging_entry_s {
char key[2 * DATA_MAX_NAME_LEN];
value_list_t vl;
int flags;
};
typedef struct staging_entry_s staging_entry_t;
-struct metric_map_s
-{
- char *ganglia_name;
- char *type;
- char *type_instance;
- char *ds_name;
- int ds_type;
+struct metric_map_s {
+ char *ganglia_name;
+ char *type;
+ char *type_instance;
+ char *ds_name;
+ int ds_type;
size_t ds_index;
};
typedef struct metric_map_s metric_map_t;
#define MC_RECEIVE_GROUP_DEFAULT "239.2.11.71"
-static char *mc_receive_group = NULL;
+static char *mc_receive_group = NULL;
#define MC_RECEIVE_PORT_DEFAULT "8649"
-static char *mc_receive_port = NULL;
+static char *mc_receive_port = NULL;
static struct pollfd *mc_receive_sockets = NULL;
-static size_t mc_receive_sockets_num = 0;
+static size_t mc_receive_sockets_num = 0;
-static socket_entry_t *mc_send_sockets = NULL;
-static size_t mc_send_sockets_num = 0;
-static pthread_mutex_t mc_send_sockets_lock = PTHREAD_MUTEX_INITIALIZER;
+static socket_entry_t *mc_send_sockets = NULL;
+static size_t mc_send_sockets_num = 0;
+static pthread_mutex_t mc_send_sockets_lock = PTHREAD_MUTEX_INITIALIZER;
-static int mc_receive_thread_loop = 0;
-static int mc_receive_thread_running = 0;
-static pthread_t mc_receive_thread_id;
+static int mc_receive_thread_loop = 0;
+static int mc_receive_thread_running = 0;
+static pthread_t mc_receive_thread_id;
static metric_map_t metric_map_default[] =
-{ /*---------------+-------------+-----------+-------------+------+-----*
- * ganglia_name ! type ! type_inst ! data_source ! type ! idx *
- *---------------+-------------+-----------+-------------+------+-----*/
- { "load_one", "load", "", "shortterm", -1, -1 },
- { "load_five", "load", "", "midterm", -1, -1 },
- { "load_fifteen", "load", "", "longterm", -1, -1 },
- { "cpu_user", "cpu", "user", "value", -1, -1 },
- { "cpu_system", "cpu", "system", "value", -1, -1 },
- { "cpu_idle", "cpu", "idle", "value", -1, -1 },
- { "cpu_nice", "cpu", "nice", "value", -1, -1 },
- { "cpu_wio", "cpu", "wait", "value", -1, -1 },
- { "mem_free", "memory", "free", "value", -1, -1 },
- { "mem_shared", "memory", "shared", "value", -1, -1 },
- { "mem_buffers", "memory", "buffered", "value", -1, -1 },
- { "mem_cached", "memory", "cached", "value", -1, -1 },
- { "mem_total", "memory", "total", "value", -1, -1 },
- { "bytes_in", "if_octets", "", "rx", -1, -1 },
- { "bytes_out", "if_octets", "", "tx", -1, -1 },
- { "pkts_in", "if_packets", "", "rx", -1, -1 },
- { "pkts_out", "if_packets", "", "tx", -1, -1 }
-};
-static size_t metric_map_len_default = STATIC_ARRAY_SIZE (metric_map_default);
+ {/*---------------+-------------+-----------+-------------+------+-----*
+ * ganglia_name ! type ! type_inst ! data_source ! type ! idx *
+ *---------------+-------------+-----------+-------------+------+-----*/
+ {"load_one", "load", "", "shortterm", -1, -1},
+ {"load_five", "load", "", "midterm", -1, -1},
+ {"load_fifteen", "load", "", "longterm", -1, -1},
+ {"cpu_user", "cpu", "user", "value", -1, -1},
+ {"cpu_system", "cpu", "system", "value", -1, -1},
+ {"cpu_idle", "cpu", "idle", "value", -1, -1},
+ {"cpu_nice", "cpu", "nice", "value", -1, -1},
+ {"cpu_wio", "cpu", "wait", "value", -1, -1},
+ {"mem_free", "memory", "free", "value", -1, -1},
+ {"mem_shared", "memory", "shared", "value", -1, -1},
+ {"mem_buffers", "memory", "buffered", "value", -1, -1},
+ {"mem_cached", "memory", "cached", "value", -1, -1},
+ {"mem_total", "memory", "total", "value", -1, -1},
+ {"bytes_in", "if_octets", "", "rx", -1, -1},
+ {"bytes_out", "if_octets", "", "tx", -1, -1},
+ {"pkts_in", "if_packets", "", "rx", -1, -1},
+ {"pkts_out", "if_packets", "", "tx", -1, -1}};
+static size_t metric_map_len_default = STATIC_ARRAY_SIZE(metric_map_default);
static metric_map_t *metric_map = NULL;
-static size_t metric_map_len = 0;
+static size_t metric_map_len = 0;
-static c_avl_tree_t *staging_tree;
+static c_avl_tree_t *staging_tree;
static pthread_mutex_t staging_lock = PTHREAD_MUTEX_INITIALIZER;
-static metric_map_t *metric_lookup (const char *key) /* {{{ */
+static metric_map_t *metric_lookup(const char *key) /* {{{ */
{
metric_map_t *map;
size_t map_len;
map = metric_map;
map_len = metric_map_len;
for (i = 0; i < map_len; i++)
- if (strcmp (map[i].ganglia_name, key) == 0)
+ if (strcmp(map[i].ganglia_name, key) == 0)
break;
/* .. and fall back to the built-in table if nothing is found. */
- if (i >= map_len)
- {
+ if (i >= map_len) {
map = metric_map_default;
map_len = metric_map_len_default;
for (i = 0; i < map_len; i++)
- if (strcmp (map[i].ganglia_name, key) == 0)
+ if (strcmp(map[i].ganglia_name, key) == 0)
break;
}
if (i >= map_len)
- return (NULL);
+ return NULL;
/* Look up the DS type and ds_index. */
if (map[i].ds_type < 0) /* {{{ */
{
const data_set_t *ds;
- ds = plugin_get_ds (map[i].type);
- if (ds == NULL)
- {
- WARNING ("gmond plugin: Type not defined: %s", map[i].type);
- return (NULL);
+ ds = plugin_get_ds(map[i].type);
+ if (ds == NULL) {
+ WARNING("gmond plugin: Type not defined: %s", map[i].type);
+ return NULL;
}
- if ((map[i].ds_name == NULL) && (ds->ds_num != 1))
- {
- WARNING ("gmond plugin: No data source name defined for metric %s, "
- "but type %s has more than one data source.",
- map[i].ganglia_name, map[i].type);
- return (NULL);
+ if ((map[i].ds_name == NULL) && (ds->ds_num != 1)) {
+ WARNING("gmond plugin: No data source name defined for metric %s, "
+ "but type %s has more than one data source.",
+ map[i].ganglia_name, map[i].type);
+ return NULL;
}
- if (map[i].ds_name == NULL)
- {
+ if (map[i].ds_name == NULL) {
map[i].ds_index = 0;
- }
- else
- {
+ } else {
size_t j;
for (j = 0; j < ds->ds_num; j++)
- if (strcasecmp (ds->ds[j].name, map[i].ds_name) == 0)
+ if (strcasecmp(ds->ds[j].name, map[i].ds_name) == 0)
break;
- if (j >= ds->ds_num)
- {
- WARNING ("gmond plugin: There is no data source "
- "named `%s' in type `%s'.",
- map[i].ds_name, ds->type);
- return (NULL);
+ if (j >= ds->ds_num) {
+ WARNING("gmond plugin: There is no data source "
+ "named `%s' in type `%s'.",
+ map[i].ds_name, ds->type);
+ return NULL;
}
map[i].ds_index = j;
}
map[i].ds_type = ds->ds[map[i].ds_index].type;
} /* }}} if ((map[i].ds_type < 0) || (map[i].ds_index < 0)) */
- return (map + i);
+ return map + i;
} /* }}} metric_map_t *metric_lookup */
-static int create_sockets (socket_entry_t **ret_sockets, /* {{{ */
- size_t *ret_sockets_num,
- const char *node, const char *service, int listen)
-{
- struct addrinfo ai_hints;
+static int create_sockets(socket_entry_t **ret_sockets, /* {{{ */
+ size_t *ret_sockets_num, const char *node,
+ const char *service, int listen) {
struct addrinfo *ai_list;
- struct addrinfo *ai_ptr;
- int ai_return;
+ int ai_return;
socket_entry_t *sockets = NULL;
- size_t sockets_num = 0;
+ size_t sockets_num = 0;
int status;
if (*ret_sockets != NULL)
- return (EINVAL);
+ return EINVAL;
- memset (&ai_hints, 0, sizeof (ai_hints));
- ai_hints.ai_flags = 0;
-#ifdef AI_PASSIVE
- ai_hints.ai_flags |= AI_PASSIVE;
-#endif
-#ifdef AI_ADDRCONFIG
- ai_hints.ai_flags |= AI_ADDRCONFIG;
-#endif
- ai_hints.ai_family = AF_UNSPEC;
- ai_hints.ai_socktype = SOCK_DGRAM;
- ai_hints.ai_protocol = IPPROTO_UDP;
+ struct addrinfo ai_hints = {.ai_family = AF_UNSPEC,
+ .ai_flags = AI_ADDRCONFIG | AI_PASSIVE,
+ .ai_protocol = IPPROTO_UDP,
+ .ai_socktype = SOCK_DGRAM};
- ai_return = getaddrinfo (node, service, &ai_hints, &ai_list);
- if (ai_return != 0)
- {
- char errbuf[1024];
- ERROR ("gmond plugin: getaddrinfo (%s, %s) failed: %s",
- (node == NULL) ? "(null)" : node,
- (service == NULL) ? "(null)" : service,
- (ai_return == EAI_SYSTEM)
- ? sstrerror (errno, errbuf, sizeof (errbuf))
- : gai_strerror (ai_return));
- return (-1);
+ ai_return = getaddrinfo(node, service, &ai_hints, &ai_list);
+ if (ai_return != 0) {
+ ERROR("gmond plugin: getaddrinfo (%s, %s) failed: %s",
+ (node == NULL) ? "(null)" : node,
+ (service == NULL) ? "(null)" : service,
+ (ai_return == EAI_SYSTEM) ? STRERRNO : gai_strerror(ai_return));
+ return -1;
}
- for (ai_ptr = ai_list; ai_ptr != NULL; ai_ptr = ai_ptr->ai_next) /* {{{ */
+ for (struct addrinfo *ai_ptr = ai_list; ai_ptr != NULL;
+ ai_ptr = ai_ptr->ai_next) /* {{{ */
{
socket_entry_t *tmp;
- tmp = realloc (sockets, (sockets_num + 1) * sizeof (*sockets));
- if (tmp == NULL)
- {
- ERROR ("gmond plugin: realloc failed.");
+ tmp = realloc(sockets, (sockets_num + 1) * sizeof(*sockets));
+ if (tmp == NULL) {
+ ERROR("gmond plugin: realloc failed.");
continue;
}
sockets = tmp;
- sockets[sockets_num].fd = socket (ai_ptr->ai_family, ai_ptr->ai_socktype,
- ai_ptr->ai_protocol);
- if (sockets[sockets_num].fd < 0)
- {
- char errbuf[1024];
- ERROR ("gmond plugin: socket failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ sockets[sockets_num].fd =
+ socket(ai_ptr->ai_family, ai_ptr->ai_socktype, ai_ptr->ai_protocol);
+ if (sockets[sockets_num].fd < 0) {
+ ERROR("gmond plugin: socket failed: %s", STRERRNO);
continue;
}
- assert (sizeof (sockets[sockets_num].addr) >= ai_ptr->ai_addrlen);
- memcpy (&sockets[sockets_num].addr, ai_ptr->ai_addr, ai_ptr->ai_addrlen);
+ assert(sizeof(sockets[sockets_num].addr) >= ai_ptr->ai_addrlen);
+ memcpy(&sockets[sockets_num].addr, ai_ptr->ai_addr, ai_ptr->ai_addrlen);
sockets[sockets_num].addrlen = ai_ptr->ai_addrlen;
/* Sending socket: Open only one socket and don't bind it. */
- if (listen == 0)
- {
+ if (listen == 0) {
sockets_num++;
break;
- }
- else
- {
+ } else {
int yes = 1;
- status = setsockopt (sockets[sockets_num].fd, SOL_SOCKET, SO_REUSEADDR,
- (void *) &yes, sizeof (yes));
- if (status != 0)
- {
- char errbuf[1024];
- WARNING ("gmond plugin: setsockopt(2) failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ status = setsockopt(sockets[sockets_num].fd, SOL_SOCKET, SO_REUSEADDR,
+ (void *)&yes, sizeof(yes));
+ if (status != 0) {
+ WARNING("gmond plugin: setsockopt(2) failed: %s", STRERRNO);
}
}
- status = bind (sockets[sockets_num].fd, ai_ptr->ai_addr, ai_ptr->ai_addrlen);
- if (status != 0)
- {
- char errbuf[1024];
- ERROR ("gmond plugin: bind failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
- close (sockets[sockets_num].fd);
+ status = bind(sockets[sockets_num].fd, ai_ptr->ai_addr, ai_ptr->ai_addrlen);
+ if (status != 0) {
+ ERROR("gmond plugin: bind failed: %s", STRERRNO);
+ close(sockets[sockets_num].fd);
continue;
}
- if (ai_ptr->ai_family == AF_INET)
- {
+ if (ai_ptr->ai_family == AF_INET) {
struct sockaddr_in *addr;
- struct ip_mreq mreq;
int loop;
- addr = (struct sockaddr_in *) ai_ptr->ai_addr;
+ addr = (struct sockaddr_in *)ai_ptr->ai_addr;
- if (!IN_MULTICAST (ntohl (addr->sin_addr.s_addr)))
- {
+ if (!IN_MULTICAST(ntohl(addr->sin_addr.s_addr))) {
sockets_num++;
continue;
}
loop = 1;
- status = setsockopt (sockets[sockets_num].fd, IPPROTO_IP, IP_MULTICAST_LOOP,
- (void *) &loop, sizeof (loop));
- if (status != 0)
- {
- char errbuf[1024];
- WARNING ("gmond plugin: setsockopt(2) failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ status = setsockopt(sockets[sockets_num].fd, IPPROTO_IP,
+ IP_MULTICAST_LOOP, (void *)&loop, sizeof(loop));
+ if (status != 0) {
+ WARNING("gmond plugin: setsockopt(2) failed: %s", STRERRNO);
}
- memset (&mreq, 0, sizeof (mreq));
- mreq.imr_multiaddr.s_addr = addr->sin_addr.s_addr;
- mreq.imr_interface.s_addr = htonl (INADDR_ANY);
-
- status = setsockopt (sockets[sockets_num].fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
- (void *) &mreq, sizeof (mreq));
- if (status != 0)
- {
- char errbuf[1024];
- WARNING ("gmond plugin: setsockopt(2) failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ struct ip_mreq mreq = {.imr_multiaddr.s_addr = addr->sin_addr.s_addr,
+ .imr_interface.s_addr = htonl(INADDR_ANY)};
+
+ status = setsockopt(sockets[sockets_num].fd, IPPROTO_IP,
+ IP_ADD_MEMBERSHIP, (void *)&mreq, sizeof(mreq));
+ if (status != 0) {
+ WARNING("gmond plugin: setsockopt(2) failed: %s", STRERRNO);
}
} /* if (ai_ptr->ai_family == AF_INET) */
- else if (ai_ptr->ai_family == AF_INET6)
- {
+ else if (ai_ptr->ai_family == AF_INET6) {
struct sockaddr_in6 *addr;
- struct ipv6_mreq mreq;
int loop;
- addr = (struct sockaddr_in6 *) ai_ptr->ai_addr;
+ addr = (struct sockaddr_in6 *)ai_ptr->ai_addr;
- if (!IN6_IS_ADDR_MULTICAST (&addr->sin6_addr))
- {
+ if (!IN6_IS_ADDR_MULTICAST(&addr->sin6_addr)) {
sockets_num++;
continue;
}
loop = 1;
- status = setsockopt (sockets[sockets_num].fd, IPPROTO_IPV6, IPV6_MULTICAST_LOOP,
- (void *) &loop, sizeof (loop));
- if (status != 0)
- {
- char errbuf[1024];
- WARNING ("gmond plugin: setsockopt(2) failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ status = setsockopt(sockets[sockets_num].fd, IPPROTO_IPV6,
+ IPV6_MULTICAST_LOOP, (void *)&loop, sizeof(loop));
+ if (status != 0) {
+ WARNING("gmond plugin: setsockopt(2) failed: %s", STRERRNO);
}
- memset (&mreq, 0, sizeof (mreq));
- memcpy (&mreq.ipv6mr_multiaddr,
- &addr->sin6_addr, sizeof (addr->sin6_addr));
- mreq.ipv6mr_interface = 0; /* any */
- status = setsockopt (sockets[sockets_num].fd, IPPROTO_IPV6, IPV6_ADD_MEMBERSHIP,
- (void *) &mreq, sizeof (mreq));
- if (status != 0)
- {
- char errbuf[1024];
- WARNING ("gmond plugin: setsockopt(2) failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ struct ipv6_mreq mreq = {
+ .ipv6mr_interface = 0 /* any */
+ };
+
+ memcpy(&mreq.ipv6mr_multiaddr, &addr->sin6_addr, sizeof(addr->sin6_addr));
+ status = setsockopt(sockets[sockets_num].fd, IPPROTO_IPV6,
+ IPV6_ADD_MEMBERSHIP, (void *)&mreq, sizeof(mreq));
+ if (status != 0) {
+ WARNING("gmond plugin: setsockopt(2) failed: %s", STRERRNO);
}
} /* if (ai_ptr->ai_family == AF_INET6) */
sockets_num++;
} /* }}} for (ai_ptr = ai_list; ai_ptr != NULL; ai_ptr = ai_ptr->ai_next) */
- freeaddrinfo (ai_list);
+ freeaddrinfo(ai_list);
- if (sockets_num == 0)
- {
- sfree (sockets);
- return (-1);
+ if (sockets_num == 0) {
+ sfree(sockets);
+ return -1;
}
*ret_sockets = sockets;
*ret_sockets_num = sockets_num;
- return (0);
+ return 0;
} /* }}} int create_sockets */
-static int request_meta_data (const char *host, const char *name) /* {{{ */
+static int request_meta_data(const char *host, const char *name) /* {{{ */
{
- Ganglia_metadata_msg msg;
- char buffer[BUFF_SIZE];
+ Ganglia_metadata_msg msg = {0};
+ char buffer[BUFF_SIZE] = {0};
unsigned int buffer_size;
XDR xdr;
- size_t i;
-
- memset (&msg, 0, sizeof (msg));
msg.id = gmetadata_request;
- msg.Ganglia_metadata_msg_u.grequest.metric_id.host = strdup (host);
- msg.Ganglia_metadata_msg_u.grequest.metric_id.name = strdup (name);
+ msg.Ganglia_metadata_msg_u.grequest.metric_id.host = strdup(host);
+ msg.Ganglia_metadata_msg_u.grequest.metric_id.name = strdup(name);
- if ((msg.Ganglia_metadata_msg_u.grequest.metric_id.host == NULL)
- || (msg.Ganglia_metadata_msg_u.grequest.metric_id.name == NULL))
- {
- sfree (msg.Ganglia_metadata_msg_u.grequest.metric_id.host);
- sfree (msg.Ganglia_metadata_msg_u.grequest.metric_id.name);
- return (-1);
+ if ((msg.Ganglia_metadata_msg_u.grequest.metric_id.host == NULL) ||
+ (msg.Ganglia_metadata_msg_u.grequest.metric_id.name == NULL)) {
+ sfree(msg.Ganglia_metadata_msg_u.grequest.metric_id.host);
+ sfree(msg.Ganglia_metadata_msg_u.grequest.metric_id.name);
+ return -1;
}
- memset (buffer, 0, sizeof (buffer));
- xdrmem_create (&xdr, buffer, sizeof (buffer), XDR_ENCODE);
+ xdrmem_create(&xdr, buffer, sizeof(buffer), XDR_ENCODE);
- if (!xdr_Ganglia_metadata_msg (&xdr, &msg))
- {
- sfree (msg.Ganglia_metadata_msg_u.grequest.metric_id.host);
- sfree (msg.Ganglia_metadata_msg_u.grequest.metric_id.name);
- return (-1);
+ if (!xdr_Ganglia_metadata_msg(&xdr, &msg)) {
+ sfree(msg.Ganglia_metadata_msg_u.grequest.metric_id.host);
+ sfree(msg.Ganglia_metadata_msg_u.grequest.metric_id.name);
+ return -1;
}
- buffer_size = xdr_getpos (&xdr);
+ buffer_size = xdr_getpos(&xdr);
- DEBUG ("gmond plugin: Requesting meta data for %s/%s.",
- host, name);
+ DEBUG("gmond plugin: Requesting meta data for %s/%s.", host, name);
- pthread_mutex_lock (&mc_send_sockets_lock);
- for (i = 0; i < mc_send_sockets_num; i++)
- {
- ssize_t status = sendto (mc_send_sockets[i].fd, buffer, (size_t) buffer_size,
- /* flags = */ 0,
- (struct sockaddr *) &mc_send_sockets[i].addr,
- mc_send_sockets[i].addrlen);
- if (status == -1)
- {
- char errbuf[1024];
- ERROR ("gmond plugin: sendto(2) failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ pthread_mutex_lock(&mc_send_sockets_lock);
+ for (size_t i = 0; i < mc_send_sockets_num; i++) {
+ ssize_t status =
+ sendto(mc_send_sockets[i].fd, buffer, (size_t)buffer_size,
+ /* flags = */ 0, (struct sockaddr *)&mc_send_sockets[i].addr,
+ mc_send_sockets[i].addrlen);
+ if (status == -1) {
+ ERROR("gmond plugin: sendto(2) failed: %s", STRERRNO);
continue;
}
}
- pthread_mutex_unlock (&mc_send_sockets_lock);
+ pthread_mutex_unlock(&mc_send_sockets_lock);
- sfree (msg.Ganglia_metadata_msg_u.grequest.metric_id.host);
- sfree (msg.Ganglia_metadata_msg_u.grequest.metric_id.name);
- return (0);
+ sfree(msg.Ganglia_metadata_msg_u.grequest.metric_id.host);
+ sfree(msg.Ganglia_metadata_msg_u.grequest.metric_id.name);
+ return 0;
} /* }}} int request_meta_data */
-static staging_entry_t *staging_entry_get (const char *host, /* {{{ */
- const char *name,
- const char *type, const char *type_instance,
- int values_len)
-{
+static staging_entry_t *staging_entry_get(const char *host, /* {{{ */
+ const char *name, const char *type,
+ const char *type_instance,
+ int values_len) {
char key[2 * DATA_MAX_NAME_LEN];
staging_entry_t *se;
int status;
if (staging_tree == NULL)
- return (NULL);
+ return NULL;
- ssnprintf (key, sizeof (key), "%s/%s/%s", host, type,
- (type_instance != NULL) ? type_instance : "");
+ snprintf(key, sizeof(key), "%s/%s/%s", host, type,
+ (type_instance != NULL) ? type_instance : "");
se = NULL;
- status = c_avl_get (staging_tree, key, (void *) &se);
+ status = c_avl_get(staging_tree, key, (void *)&se);
if (status == 0)
- return (se);
+ return se;
/* insert new entry */
- se = calloc (1, sizeof (*se));
+ se = calloc(1, sizeof(*se));
if (se == NULL)
- return (NULL);
+ return NULL;
- sstrncpy (se->key, key, sizeof (se->key));
+ sstrncpy(se->key, key, sizeof(se->key));
se->flags = 0;
- se->vl.values = (value_t *) calloc (values_len, sizeof (*se->vl.values));
- if (se->vl.values == NULL)
- {
- sfree (se);
- return (NULL);
+ se->vl.values = (value_t *)calloc(values_len, sizeof(*se->vl.values));
+ if (se->vl.values == NULL) {
+ sfree(se);
+ return NULL;
}
se->vl.values_len = values_len;
se->vl.time = 0;
se->vl.interval = 0;
- sstrncpy (se->vl.host, host, sizeof (se->vl.host));
- sstrncpy (se->vl.plugin, "gmond", sizeof (se->vl.plugin));
- sstrncpy (se->vl.type, type, sizeof (se->vl.type));
+ sstrncpy(se->vl.host, host, sizeof(se->vl.host));
+ sstrncpy(se->vl.plugin, "gmond", sizeof(se->vl.plugin));
+ sstrncpy(se->vl.type, type, sizeof(se->vl.type));
if (type_instance != NULL)
- sstrncpy (se->vl.type_instance, type_instance,
- sizeof (se->vl.type_instance));
+ sstrncpy(se->vl.type_instance, type_instance, sizeof(se->vl.type_instance));
- status = c_avl_insert (staging_tree, se->key, se);
- if (status != 0)
- {
- ERROR ("gmond plugin: c_avl_insert failed.");
- sfree (se->vl.values);
- sfree (se);
- return (NULL);
+ status = c_avl_insert(staging_tree, se->key, se);
+ if (status != 0) {
+ ERROR("gmond plugin: c_avl_insert failed.");
+ sfree(se->vl.values);
+ sfree(se);
+ return NULL;
}
- return (se);
+ return se;
} /* }}} staging_entry_t *staging_entry_get */
-static int staging_entry_update (const char *host, const char *name, /* {{{ */
- const char *type, const char *type_instance,
- size_t ds_index, int ds_type, value_t value)
-{
+static int staging_entry_update(const char *host, const char *name, /* {{{ */
+ const char *type, const char *type_instance,
+ size_t ds_index, int ds_type, value_t value) {
const data_set_t *ds;
staging_entry_t *se;
- ds = plugin_get_ds (type);
- if (ds == NULL)
- {
- ERROR ("gmond plugin: Looking up type %s failed.", type);
- return (-1);
+ ds = plugin_get_ds(type);
+ if (ds == NULL) {
+ ERROR("gmond plugin: Looking up type %s failed.", type);
+ return -1;
}
- if (ds->ds_num <= ds_index)
- {
- ERROR ("gmond plugin: Invalid index %zu: %s has only %zu data source(s).",
- ds_index, ds->type, ds->ds_num);
- return (-1);
+ if (ds->ds_num <= ds_index) {
+ ERROR("gmond plugin: Invalid index %zu: %s has only %zu data source(s).",
+ ds_index, ds->type, ds->ds_num);
+ return -1;
}
- pthread_mutex_lock (&staging_lock);
+ pthread_mutex_lock(&staging_lock);
- se = staging_entry_get (host, name, type, type_instance, ds->ds_num);
- if (se == NULL)
- {
- pthread_mutex_unlock (&staging_lock);
- ERROR ("gmond plugin: staging_entry_get failed.");
- return (-1);
+ se = staging_entry_get(host, name, type, type_instance, ds->ds_num);
+ if (se == NULL) {
+ pthread_mutex_unlock(&staging_lock);
+ ERROR("gmond plugin: staging_entry_get failed.");
+ return -1;
}
- if (se->vl.values_len != ds->ds_num)
- {
- pthread_mutex_unlock (&staging_lock);
- return (-1);
+ if (se->vl.values_len != ds->ds_num) {
+ pthread_mutex_unlock(&staging_lock);
+ return -1;
}
if (ds_type == DS_TYPE_COUNTER)
else if (ds_type == DS_TYPE_ABSOLUTE)
se->vl.values[ds_index].absolute = value.absolute;
else
- assert (23 == 42);
+ assert(23 == 42);
se->flags |= (0x01 << ds_index);
/* Check if all data sources have been set. If not, return here. */
- if (se->flags != ((0x01 << se->vl.values_len) - 1))
- {
- pthread_mutex_unlock (&staging_lock);
- return (0);
+ if (se->flags != ((0x01 << se->vl.values_len) - 1)) {
+ pthread_mutex_unlock(&staging_lock);
+ return 0;
}
/* Check if the interval of this metric is known. If not, request meta data
* and return. */
- if (se->vl.interval == 0)
- {
+ if (se->vl.interval == 0) {
/* No meta data has been received for this metric yet. */
se->flags = 0;
- pthread_mutex_unlock (&staging_lock);
+ pthread_mutex_unlock(&staging_lock);
- request_meta_data (host, name);
- return (0);
+ request_meta_data(host, name);
+ return 0;
}
- plugin_dispatch_values (&se->vl);
+ plugin_dispatch_values(&se->vl);
se->flags = 0;
- pthread_mutex_unlock (&staging_lock);
+ pthread_mutex_unlock(&staging_lock);
- return (0);
+ return 0;
} /* }}} int staging_entry_update */
-static int mc_handle_value_msg (Ganglia_value_msg *msg) /* {{{ */
+static int mc_handle_value_msg(Ganglia_value_msg *msg) /* {{{ */
{
const char *host;
const char *name;
* the value type, or return with an error. */
switch (msg->id) /* {{{ */
{
- case gmetric_uint:
- {
- Ganglia_gmetric_uint msg_uint;
+ case gmetric_uint: {
+ Ganglia_gmetric_uint msg_uint;
- msg_uint = msg->Ganglia_value_msg_u.gu_int;
+ msg_uint = msg->Ganglia_value_msg_u.gu_int;
- host = msg_uint.metric_id.host;
- name = msg_uint.metric_id.name;
- value_counter.counter = (counter_t) msg_uint.ui;
- value_gauge.gauge = (gauge_t) msg_uint.ui;
- value_derive.derive = (derive_t) msg_uint.ui;
- break;
- }
+ host = msg_uint.metric_id.host;
+ name = msg_uint.metric_id.name;
+ value_counter.counter = (counter_t)msg_uint.ui;
+ value_gauge.gauge = (gauge_t)msg_uint.ui;
+ value_derive.derive = (derive_t)msg_uint.ui;
+ break;
+ }
- case gmetric_string:
- {
- Ganglia_gmetric_string msg_string;
- int status;
+ case gmetric_string: {
+ Ganglia_gmetric_string msg_string;
+ int status;
- msg_string = msg->Ganglia_value_msg_u.gstr;
+ msg_string = msg->Ganglia_value_msg_u.gstr;
- host = msg_string.metric_id.host;
- name = msg_string.metric_id.name;
+ host = msg_string.metric_id.host;
+ name = msg_string.metric_id.name;
- status = parse_value (msg_string.str, &value_derive, DS_TYPE_DERIVE);
- if (status != 0)
- value_derive.derive = -1;
+ status = parse_value(msg_string.str, &value_derive, DS_TYPE_DERIVE);
+ if (status != 0)
+ value_derive.derive = -1;
- status = parse_value (msg_string.str, &value_gauge, DS_TYPE_GAUGE);
- if (status != 0)
- value_gauge.gauge = NAN;
+ status = parse_value(msg_string.str, &value_gauge, DS_TYPE_GAUGE);
+ if (status != 0)
+ value_gauge.gauge = NAN;
- status = parse_value (msg_string.str, &value_counter, DS_TYPE_COUNTER);
- if (status != 0)
- value_counter.counter = 0;
+ status = parse_value(msg_string.str, &value_counter, DS_TYPE_COUNTER);
+ if (status != 0)
+ value_counter.counter = 0;
- break;
- }
+ break;
+ }
- case gmetric_float:
- {
- Ganglia_gmetric_float msg_float;
+ case gmetric_float: {
+ Ganglia_gmetric_float msg_float;
- msg_float = msg->Ganglia_value_msg_u.gf;
+ msg_float = msg->Ganglia_value_msg_u.gf;
- host = msg_float.metric_id.host;
- name = msg_float.metric_id.name;
- value_counter.counter = (counter_t) msg_float.f;
- value_gauge.gauge = (gauge_t) msg_float.f;
- value_derive.derive = (derive_t) msg_float.f;
- break;
- }
+ host = msg_float.metric_id.host;
+ name = msg_float.metric_id.name;
+ value_counter.counter = (counter_t)msg_float.f;
+ value_gauge.gauge = (gauge_t)msg_float.f;
+ value_derive.derive = (derive_t)msg_float.f;
+ break;
+ }
- case gmetric_double:
- {
- Ganglia_gmetric_double msg_double;
+ case gmetric_double: {
+ Ganglia_gmetric_double msg_double;
- msg_double = msg->Ganglia_value_msg_u.gd;
+ msg_double = msg->Ganglia_value_msg_u.gd;
- host = msg_double.metric_id.host;
- name = msg_double.metric_id.name;
- value_counter.counter = (counter_t) msg_double.d;
- value_gauge.gauge = (gauge_t) msg_double.d;
- value_derive.derive = (derive_t) msg_double.d;
- break;
- }
- default:
- DEBUG ("gmond plugin: Value type not handled: %i", msg->id);
- return (-1);
+ host = msg_double.metric_id.host;
+ name = msg_double.metric_id.name;
+ value_counter.counter = (counter_t)msg_double.d;
+ value_gauge.gauge = (gauge_t)msg_double.d;
+ value_derive.derive = (derive_t)msg_double.d;
+ break;
+ }
+ default:
+ DEBUG("gmond plugin: Value type not handled: %i", msg->id);
+ return -1;
} /* }}} switch (msg->id) */
- assert (host != NULL);
- assert (name != NULL);
+ assert(host != NULL);
+ assert(name != NULL);
- map = metric_lookup (name);
- if (map != NULL)
- {
+ map = metric_lookup(name);
+ if (map != NULL) {
value_t val_copy;
- if ((map->ds_type == DS_TYPE_COUNTER)
- || (map->ds_type == DS_TYPE_ABSOLUTE))
+ if ((map->ds_type == DS_TYPE_COUNTER) || (map->ds_type == DS_TYPE_ABSOLUTE))
val_copy = value_counter;
else if (map->ds_type == DS_TYPE_GAUGE)
val_copy = value_gauge;
else if (map->ds_type == DS_TYPE_DERIVE)
val_copy = value_derive;
else
- assert (23 == 42);
+ assert(23 == 42);
- return (staging_entry_update (host, name,
- map->type, map->type_instance,
- map->ds_index, map->ds_type,
- val_copy));
+ return staging_entry_update(host, name, map->type, map->type_instance,
+ map->ds_index, map->ds_type, val_copy);
}
- DEBUG ("gmond plugin: Cannot find a translation for %s.", name);
- return (-1);
+ DEBUG("gmond plugin: Cannot find a translation for %s.", name);
+ return -1;
} /* }}} int mc_handle_value_msg */
-static int mc_handle_metadata_msg (Ganglia_metadata_msg *msg) /* {{{ */
+static int mc_handle_metadata_msg(Ganglia_metadata_msg *msg) /* {{{ */
{
- switch (msg->id)
- {
- case gmetadata_full:
- {
- Ganglia_metadatadef msg_meta;
- staging_entry_t *se;
- const data_set_t *ds;
- metric_map_t *map;
-
- msg_meta = msg->Ganglia_metadata_msg_u.gfull;
-
- if (msg_meta.metric.tmax == 0)
- return (-1);
-
- map = metric_lookup (msg_meta.metric_id.name);
- if (map == NULL)
- {
- DEBUG ("gmond plugin: Not handling meta data %s.",
+ switch (msg->id) {
+ case gmetadata_full: {
+ Ganglia_metadatadef msg_meta;
+ staging_entry_t *se;
+ const data_set_t *ds;
+ metric_map_t *map;
+
+ msg_meta = msg->Ganglia_metadata_msg_u.gfull;
+
+ if (msg_meta.metric.tmax == 0)
+ return -1;
+
+ map = metric_lookup(msg_meta.metric_id.name);
+ if (map == NULL) {
+ DEBUG("gmond plugin: Not handling meta data %s.",
msg_meta.metric_id.name);
- return (0);
- }
+ return 0;
+ }
- ds = plugin_get_ds (map->type);
- if (ds == NULL)
- {
- WARNING ("gmond plugin: Could not find data set %s.", map->type);
- return (-1);
- }
+ ds = plugin_get_ds(map->type);
+ if (ds == NULL) {
+ WARNING("gmond plugin: Could not find data set %s.", map->type);
+ return -1;
+ }
- DEBUG ("gmond plugin: Received meta data for %s/%s.",
+ DEBUG("gmond plugin: Received meta data for %s/%s.",
msg_meta.metric_id.host, msg_meta.metric_id.name);
- pthread_mutex_lock (&staging_lock);
- se = staging_entry_get (msg_meta.metric_id.host,
- msg_meta.metric_id.name,
- map->type, map->type_instance,
- ds->ds_num);
- if (se != NULL)
- se->vl.interval = TIME_T_TO_CDTIME_T (msg_meta.metric.tmax);
- pthread_mutex_unlock (&staging_lock);
-
- if (se == NULL)
- {
- ERROR ("gmond plugin: staging_entry_get failed.");
- return (-1);
- }
+ pthread_mutex_lock(&staging_lock);
+ se = staging_entry_get(msg_meta.metric_id.host, msg_meta.metric_id.name,
+ map->type, map->type_instance, ds->ds_num);
+ if (se != NULL)
+ se->vl.interval = TIME_T_TO_CDTIME_T(msg_meta.metric.tmax);
+ pthread_mutex_unlock(&staging_lock);
- break;
+ if (se == NULL) {
+ ERROR("gmond plugin: staging_entry_get failed.");
+ return -1;
}
- default:
- {
- return (-1);
- }
+ break;
+ }
+
+ default: { return -1; }
}
- return (0);
+ return 0;
} /* }}} int mc_handle_metadata_msg */
-static int mc_handle_metric (void *buffer, size_t buffer_size) /* {{{ */
+static int mc_handle_metric(void *buffer, size_t buffer_size) /* {{{ */
{
XDR xdr;
Ganglia_msg_formats format;
- xdrmem_create (&xdr, buffer, buffer_size, XDR_DECODE);
+ xdrmem_create(&xdr, buffer, buffer_size, XDR_DECODE);
- xdr_Ganglia_msg_formats (&xdr, &format);
- xdr_setpos (&xdr, 0);
+ xdr_Ganglia_msg_formats(&xdr, &format);
+ xdr_setpos(&xdr, 0);
- switch (format)
- {
- case gmetric_ushort:
- case gmetric_short:
- case gmetric_int:
- case gmetric_uint:
- case gmetric_string:
- case gmetric_float:
- case gmetric_double:
- {
- Ganglia_value_msg msg;
-
- memset (&msg, 0, sizeof (msg));
- if (xdr_Ganglia_value_msg (&xdr, &msg))
- mc_handle_value_msg (&msg);
- break;
- }
+ switch (format) {
+ case gmetric_ushort:
+ case gmetric_short:
+ case gmetric_int:
+ case gmetric_uint:
+ case gmetric_string:
+ case gmetric_float:
+ case gmetric_double: {
+ Ganglia_value_msg msg = {0};
- case gmetadata_full:
- case gmetadata_request:
- {
- Ganglia_metadata_msg msg;
- memset (&msg, 0, sizeof (msg));
- if (xdr_Ganglia_metadata_msg (&xdr, &msg))
- mc_handle_metadata_msg (&msg);
- break;
- }
+ if (xdr_Ganglia_value_msg(&xdr, &msg))
+ mc_handle_value_msg(&msg);
+ break;
+ }
- default:
- DEBUG ("gmond plugin: Unknown format: %i", format);
- return (-1);
- } /* switch (format) */
+ case gmetadata_full:
+ case gmetadata_request: {
+ Ganglia_metadata_msg msg = {0};
+ if (xdr_Ganglia_metadata_msg(&xdr, &msg))
+ mc_handle_metadata_msg(&msg);
+ break;
+ }
+ default:
+ DEBUG("gmond plugin: Unknown format: %i", format);
+ return -1;
+ } /* switch (format) */
- return (0);
+ return 0;
} /* }}} int mc_handle_metric */
-static int mc_handle_socket (struct pollfd *p) /* {{{ */
+static int mc_handle_socket(struct pollfd *p) /* {{{ */
{
char buffer[BUFF_SIZE];
ssize_t buffer_size;
- if ((p->revents & (POLLIN | POLLPRI)) == 0)
- {
+ if ((p->revents & (POLLIN | POLLPRI)) == 0) {
p->revents = 0;
- return (-1);
+ return -1;
}
- buffer_size = recv (p->fd, buffer, sizeof (buffer), /* flags = */ 0);
- if (buffer_size <= 0)
- {
- char errbuf[1024];
- ERROR ("gmond plugin: recv failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ buffer_size = recv(p->fd, buffer, sizeof(buffer), /* flags = */ 0);
+ if (buffer_size <= 0) {
+ ERROR("gmond plugin: recv failed: %s", STRERRNO);
p->revents = 0;
- return (-1);
+ return -1;
}
- mc_handle_metric (buffer, (size_t) buffer_size);
- return (0);
+ mc_handle_metric(buffer, (size_t)buffer_size);
+ return 0;
} /* }}} int mc_handle_socket */
-static void *mc_receive_thread (void *arg) /* {{{ */
+static void *mc_receive_thread(void *arg) /* {{{ */
{
socket_entry_t *mc_receive_socket_entries;
int status;
- size_t i;
mc_receive_socket_entries = NULL;
- status = create_sockets (&mc_receive_socket_entries, &mc_receive_sockets_num,
+ status = create_sockets(
+ &mc_receive_socket_entries, &mc_receive_sockets_num,
(mc_receive_group != NULL) ? mc_receive_group : MC_RECEIVE_GROUP_DEFAULT,
(mc_receive_port != NULL) ? mc_receive_port : MC_RECEIVE_PORT_DEFAULT,
/* listen = */ 1);
- if (status != 0)
- {
- ERROR ("gmond plugin: create_sockets failed.");
- return ((void *) -1);
- }
-
- mc_receive_sockets = (struct pollfd *) calloc (mc_receive_sockets_num,
- sizeof (*mc_receive_sockets));
- if (mc_receive_sockets == NULL)
- {
- ERROR ("gmond plugin: calloc failed.");
- for (i = 0; i < mc_receive_sockets_num; i++)
- close (mc_receive_socket_entries[i].fd);
- free (mc_receive_socket_entries);
+ if (status != 0) {
+ ERROR("gmond plugin: create_sockets failed.");
+ return (void *)-1;
+ }
+
+ mc_receive_sockets = (struct pollfd *)calloc(mc_receive_sockets_num,
+ sizeof(*mc_receive_sockets));
+ if (mc_receive_sockets == NULL) {
+ ERROR("gmond plugin: calloc failed.");
+ for (size_t i = 0; i < mc_receive_sockets_num; i++)
+ close(mc_receive_socket_entries[i].fd);
+ free(mc_receive_socket_entries);
mc_receive_socket_entries = NULL;
mc_receive_sockets_num = 0;
- return ((void *) -1);
+ return (void *)-1;
}
- for (i = 0; i < mc_receive_sockets_num; i++)
- {
+ for (size_t i = 0; i < mc_receive_sockets_num; i++) {
mc_receive_sockets[i].fd = mc_receive_socket_entries[i].fd;
mc_receive_sockets[i].events = POLLIN | POLLPRI;
mc_receive_sockets[i].revents = 0;
}
- while (mc_receive_thread_loop != 0)
- {
- status = poll (mc_receive_sockets, mc_receive_sockets_num, -1);
- if (status <= 0)
- {
- char errbuf[1024];
+ while (mc_receive_thread_loop != 0) {
+ status = poll(mc_receive_sockets, mc_receive_sockets_num, -1);
+ if (status <= 0) {
if (errno == EINTR)
continue;
- ERROR ("gmond plugin: poll failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ ERROR("gmond plugin: poll failed: %s", STRERRNO);
break;
}
- for (i = 0; i < mc_receive_sockets_num; i++)
- {
+ for (size_t i = 0; i < mc_receive_sockets_num; i++) {
if (mc_receive_sockets[i].revents != 0)
- mc_handle_socket (mc_receive_sockets + i);
+ mc_handle_socket(mc_receive_sockets + i);
}
} /* while (mc_receive_thread_loop != 0) */
- free (mc_receive_socket_entries);
- return ((void *) 0);
+ free(mc_receive_socket_entries);
+ return (void *)0;
} /* }}} void *mc_receive_thread */
-static int mc_receive_thread_start (void) /* {{{ */
+static int mc_receive_thread_start(void) /* {{{ */
{
int status;
if (mc_receive_thread_running != 0)
- return (-1);
+ return -1;
mc_receive_thread_loop = 1;
- status = plugin_thread_create (&mc_receive_thread_id, /* attr = */ NULL,
- mc_receive_thread, /* args = */ NULL);
- if (status != 0)
- {
- ERROR ("gmond plugin: Starting receive thread failed.");
+ status =
+ plugin_thread_create(&mc_receive_thread_id, /* attr = */ NULL,
+ mc_receive_thread, /* args = */ NULL, "gmond recv");
+ if (status != 0) {
+ ERROR("gmond plugin: Starting receive thread failed.");
mc_receive_thread_loop = 0;
- return (-1);
+ return -1;
}
mc_receive_thread_running = 1;
- return (0);
+ return 0;
} /* }}} int start_receive_thread */
-static int mc_receive_thread_stop (void) /* {{{ */
+static int mc_receive_thread_stop(void) /* {{{ */
{
if (mc_receive_thread_running == 0)
- return (-1);
+ return -1;
mc_receive_thread_loop = 0;
- INFO ("gmond plugin: Stopping receive thread.");
- pthread_kill (mc_receive_thread_id, SIGTERM);
- pthread_join (mc_receive_thread_id, /* return value = */ NULL);
- memset (&mc_receive_thread_id, 0, sizeof (mc_receive_thread_id));
+ INFO("gmond plugin: Stopping receive thread.");
+ pthread_kill(mc_receive_thread_id, SIGTERM);
+ pthread_join(mc_receive_thread_id, /* return value = */ NULL);
+ memset(&mc_receive_thread_id, 0, sizeof(mc_receive_thread_id));
mc_receive_thread_running = 0;
- return (0);
+ return 0;
} /* }}} int mc_receive_thread_stop */
/*
* </Metric>
* </Plugin>
*/
-static int gmond_config_set_string (oconfig_item_t *ci, char **str) /* {{{ */
+static int gmond_config_set_string(oconfig_item_t *ci, char **str) /* {{{ */
{
char *tmp;
- if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
- {
- WARNING ("gmond plugin: The `%s' option needs "
- "exactly one string argument.", ci->key);
- return (-1);
+ if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING)) {
+ WARNING("gmond plugin: The `%s' option needs "
+ "exactly one string argument.",
+ ci->key);
+ return -1;
}
- tmp = strdup (ci->values[0].value.string);
- if (tmp == NULL)
- {
- ERROR ("gmond plugin: strdup failed.");
- return (-1);
+ tmp = strdup(ci->values[0].value.string);
+ if (tmp == NULL) {
+ ERROR("gmond plugin: strdup failed.");
+ return -1;
}
- sfree (*str);
+ sfree(*str);
*str = tmp;
- return (0);
+ return 0;
} /* }}} int gmond_config_set_string */
-static int gmond_config_add_metric (oconfig_item_t *ci) /* {{{ */
+static int gmond_config_add_metric(oconfig_item_t *ci) /* {{{ */
{
metric_map_t *map;
- int i;
- if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
- {
- WARNING ("gmond plugin: `Metric' blocks need "
- "exactly one string argument.");
- return (-1);
+ if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING)) {
+ WARNING("gmond plugin: `Metric' blocks need "
+ "exactly one string argument.");
+ return -1;
}
- map = realloc (metric_map, (metric_map_len + 1) * sizeof (*metric_map));
- if (map == NULL)
- {
- ERROR ("gmond plugin: realloc failed.");
- return (-1);
+ map = realloc(metric_map, (metric_map_len + 1) * sizeof(*metric_map));
+ if (map == NULL) {
+ ERROR("gmond plugin: realloc failed.");
+ return -1;
}
metric_map = map;
map = metric_map + metric_map_len;
- memset (map, 0, sizeof (*map));
+ memset(map, 0, sizeof(*map));
map->type = NULL;
map->type_instance = NULL;
map->ds_name = NULL;
map->ds_type = -1;
map->ds_index = -1;
- map->ganglia_name = strdup (ci->values[0].value.string);
- if (map->ganglia_name == NULL)
- {
- ERROR ("gmond plugin: strdup failed.");
- return (-1);
+ map->ganglia_name = strdup(ci->values[0].value.string);
+ if (map->ganglia_name == NULL) {
+ ERROR("gmond plugin: strdup failed.");
+ return -1;
}
- for (i = 0; i < ci->children_num; i++)
- {
+ for (int i = 0; i < ci->children_num; i++) {
oconfig_item_t *child = ci->children + i;
- if (strcasecmp ("Type", child->key) == 0)
- gmond_config_set_string (child, &map->type);
- else if (strcasecmp ("TypeInstance", child->key) == 0)
- gmond_config_set_string (child, &map->type_instance);
- else if (strcasecmp ("DataSource", child->key) == 0)
- gmond_config_set_string (child, &map->ds_name);
- else
- {
- WARNING ("gmond plugin: Unknown configuration option `%s' ignored.",
- child->key);
+ if (strcasecmp("Type", child->key) == 0)
+ gmond_config_set_string(child, &map->type);
+ else if (strcasecmp("TypeInstance", child->key) == 0)
+ gmond_config_set_string(child, &map->type_instance);
+ else if (strcasecmp("DataSource", child->key) == 0)
+ gmond_config_set_string(child, &map->ds_name);
+ else {
+ WARNING("gmond plugin: Unknown configuration option `%s' ignored.",
+ child->key);
}
}
- if (map->type == NULL)
- {
- ERROR ("gmond plugin: No type is set for metric %s.",
- map->ganglia_name);
- sfree (map->ganglia_name);
- sfree (map->type_instance);
- return (-1);
+ if (map->type == NULL) {
+ ERROR("gmond plugin: No type is set for metric %s.", map->ganglia_name);
+ sfree(map->ganglia_name);
+ sfree(map->type_instance);
+ return -1;
}
metric_map_len++;
- return (0);
+ return 0;
} /* }}} int gmond_config_add_metric */
-static int gmond_config_set_address (oconfig_item_t *ci, /* {{{ */
- char **ret_addr, char **ret_port)
-{
+static int gmond_config_set_address(oconfig_item_t *ci, /* {{{ */
+ char **ret_addr, char **ret_port) {
char *addr;
char *port;
- if ((ci->values_num != 1) && (ci->values_num != 2))
- {
- WARNING ("gmond plugin: The `%s' config option needs "
- "one or two string arguments.",
- ci->key);
- return (-1);
+ if ((ci->values_num != 1) && (ci->values_num != 2)) {
+ WARNING("gmond plugin: The `%s' config option needs "
+ "one or two string arguments.",
+ ci->key);
+ return -1;
}
- if ((ci->values[0].type != OCONFIG_TYPE_STRING)
- || ((ci->values_num == 2)
- && (ci->values[1].type != OCONFIG_TYPE_STRING)))
- {
- WARNING ("gmond plugin: The `%s' config option needs "
- "one or two string arguments.",
- ci->key);
- return (-1);
+ if ((ci->values[0].type != OCONFIG_TYPE_STRING) ||
+ ((ci->values_num == 2) && (ci->values[1].type != OCONFIG_TYPE_STRING))) {
+ WARNING("gmond plugin: The `%s' config option needs "
+ "one or two string arguments.",
+ ci->key);
+ return -1;
}
- addr = strdup (ci->values[0].value.string);
+ addr = strdup(ci->values[0].value.string);
if (ci->values_num == 2)
- port = strdup (ci->values[1].value.string);
+ port = strdup(ci->values[1].value.string);
else
port = NULL;
- if ((addr == NULL) || ((ci->values_num == 2) && (port == NULL)))
- {
- ERROR ("gmond plugin: strdup failed.");
- sfree (addr);
- sfree (port);
- return (-1);
+ if ((addr == NULL) || ((ci->values_num == 2) && (port == NULL))) {
+ ERROR("gmond plugin: strdup failed.");
+ sfree(addr);
+ sfree(port);
+ return -1;
}
- sfree (*ret_addr);
- sfree (*ret_port);
+ sfree(*ret_addr);
+ sfree(*ret_port);
*ret_addr = addr;
*ret_port = port;
- return (0);
+ return 0;
} /* }}} int gmond_config_set_address */
-static int gmond_config (oconfig_item_t *ci) /* {{{ */
+static int gmond_config(oconfig_item_t *ci) /* {{{ */
{
- int i;
-
- for (i = 0; i < ci->children_num; i++)
- {
+ for (int i = 0; i < ci->children_num; i++) {
oconfig_item_t *child = ci->children + i;
- if (strcasecmp ("MCReceiveFrom", child->key) == 0)
- gmond_config_set_address (child, &mc_receive_group, &mc_receive_port);
- else if (strcasecmp ("Metric", child->key) == 0)
- gmond_config_add_metric (child);
- else
- {
- WARNING ("gmond plugin: Unknown configuration option `%s' ignored.",
- child->key);
+ if (strcasecmp("MCReceiveFrom", child->key) == 0)
+ gmond_config_set_address(child, &mc_receive_group, &mc_receive_port);
+ else if (strcasecmp("Metric", child->key) == 0)
+ gmond_config_add_metric(child);
+ else {
+ WARNING("gmond plugin: Unknown configuration option `%s' ignored.",
+ child->key);
}
}
- return (0);
+ return 0;
} /* }}} int gmond_config */
-static int gmond_init (void) /* {{{ */
+static int gmond_init(void) /* {{{ */
{
- create_sockets (&mc_send_sockets, &mc_send_sockets_num,
+ create_sockets(
+ &mc_send_sockets, &mc_send_sockets_num,
(mc_receive_group != NULL) ? mc_receive_group : MC_RECEIVE_GROUP_DEFAULT,
(mc_receive_port != NULL) ? mc_receive_port : MC_RECEIVE_PORT_DEFAULT,
/* listen = */ 0);
- staging_tree = c_avl_create ((void *) strcmp);
- if (staging_tree == NULL)
- {
- ERROR ("gmond plugin: c_avl_create failed.");
- return (-1);
+ staging_tree = c_avl_create((int (*)(const void *, const void *))strcmp);
+ if (staging_tree == NULL) {
+ ERROR("gmond plugin: c_avl_create failed.");
+ return -1;
}
- mc_receive_thread_start ();
+ mc_receive_thread_start();
- return (0);
+ return 0;
} /* }}} int gmond_init */
-static int gmond_shutdown (void) /* {{{ */
+static int gmond_shutdown(void) /* {{{ */
{
- size_t i;
+ mc_receive_thread_stop();
- mc_receive_thread_stop ();
-
- pthread_mutex_lock (&mc_send_sockets_lock);
- for (i = 0; i < mc_send_sockets_num; i++)
- {
- close (mc_send_sockets[i].fd);
+ pthread_mutex_lock(&mc_send_sockets_lock);
+ for (size_t i = 0; i < mc_send_sockets_num; i++) {
+ close(mc_send_sockets[i].fd);
mc_send_sockets[i].fd = -1;
}
- sfree (mc_send_sockets);
+ sfree(mc_send_sockets);
mc_send_sockets_num = 0;
- pthread_mutex_unlock (&mc_send_sockets_lock);
+ pthread_mutex_unlock(&mc_send_sockets_lock);
-
- return (0);
+ return 0;
} /* }}} int gmond_shutdown */
-void module_register (void)
-{
- plugin_register_complex_config ("gmond", gmond_config);
- plugin_register_init ("gmond", gmond_init);
- plugin_register_shutdown ("gmond", gmond_shutdown);
+void module_register(void) {
+ plugin_register_complex_config("gmond", gmond_config);
+ plugin_register_init("gmond", gmond_init);
+ plugin_register_shutdown("gmond", gmond_shutdown);
}
-
-/* vim: set sw=2 sts=2 et fdm=marker : */