#include "collectd.h"
-#include "common.h"
#include "plugin.h"
+#include "utils/common/common.h"
#include <stddef.h>
static int config_keys_num = STATIC_ARRAY_SIZE(config_keys);
/* socket configuration */
-static char *sock_file = NULL;
-static char *sock_group = NULL;
+static char *sock_file;
+static char *sock_group;
static int sock_perms = S_IRWXU | S_IRWXG;
static int max_conns = MAX_CONNS;
/* state of the plugin */
-static int disabled = 0;
+static int disabled;
/* thread managing "client" connections */
static pthread_t connector = (pthread_t)0;
static pthread_cond_t collector_available = PTHREAD_COND_INITIALIZER;
/* collector threads */
-static collector_t **collectors = NULL;
+static collector_t **collectors;
static pthread_mutex_t available_mutex = PTHREAD_MUTEX_INITIALIZER;
static int available_collectors;
long int tmp = strtol(value, NULL, 0);
if (tmp < 1) {
- fprintf(stderr, "email plugin: `MaxConns' was set to invalid "
- "value %li, will use default %i.\n",
+ fprintf(stderr,
+ "email plugin: `MaxConns' was set to invalid "
+ "value %li, will use default %i.\n",
tmp, MAX_CONNS);
ERROR("email plugin: `MaxConns' was set to invalid "
"value %li, will use default %i.\n",
tmp, MAX_CONNS);
max_conns = MAX_CONNS;
} else if (tmp > MAX_CONNS_LIMIT) {
- fprintf(stderr, "email plugin: `MaxConns' was set to invalid "
- "value %li, will use hardcoded limit %i.\n",
+ fprintf(stderr,
+ "email plugin: `MaxConns' was set to invalid "
+ "value %li, will use hardcoded limit %i.\n",
tmp, MAX_CONNS_LIMIT);
ERROR("email plugin: `MaxConns' was set to invalid "
"value %li, will use hardcoded limit %i.\n",
while (42) {
/* 256 bytes ought to be enough for anybody ;-) */
char line[256 + 1]; /* line + '\0' */
- int len = 0;
errno = 0;
if (fgets(line, sizeof(line), this->socket) == NULL) {
if (errno != 0) {
- char errbuf[1024];
log_err("collect: reading from socket (fd #%i) "
"failed: %s",
- fileno(this->socket),
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ fileno(this->socket), STRERRNO);
}
break;
}
- len = strlen(line);
+ size_t len = strlen(line);
if ((line[len - 1] != '\n') && (line[len - 1] != '\r')) {
- log_warn("collect: line too long (> %zu characters): "
+ log_warn("collect: line too long (> %" PRIsz " characters): "
"'%s' (truncated)",
sizeof(line) - 1, line);
continue;
}
- line[len - 1] = 0;
+ line[len - 1] = '\0';
log_debug("collect: line = '%s'", line);
}
if (line[0] == 'e') { /* e:<type>:<bytes> */
- char *ptr = NULL;
- char *type = strtok_r(line + 2, ":", &ptr);
- char *tmp = strtok_r(NULL, ":", &ptr);
- int bytes = 0;
-
- if (tmp == NULL) {
+ char *type = line + 2;
+ char *bytes_str = strchr(type, ':');
+ if (bytes_str == NULL) {
log_err("collect: syntax error in line '%s'", line);
continue;
}
- bytes = atoi(tmp);
+ *bytes_str = 0;
+ bytes_str++;
pthread_mutex_lock(&count_mutex);
type_list_incr(&list_count, type, /* increment = */ 1);
pthread_mutex_unlock(&count_mutex);
+ int bytes = atoi(bytes_str);
if (bytes > 0) {
pthread_mutex_lock(&size_mutex);
type_list_incr(&list_size, type, /* increment = */ bytes);
/* create UNIX socket */
errno = 0;
if ((connector_socket = socket(PF_UNIX, SOCK_STREAM, 0)) == -1) {
- char errbuf[1024];
disabled = 1;
- log_err("socket() failed: %s", sstrerror(errno, errbuf, sizeof(errbuf)));
+ log_err("socket() failed: %s", STRERRNO);
pthread_exit((void *)1);
}
struct sockaddr_un addr = {
- .sun_family = AF_UNIX
+ .sun_family = AF_UNIX,
};
sstrncpy(addr.sun_path, path, (size_t)(UNIX_PATH_MAX - 1));
errno = 0;
if (bind(connector_socket, (struct sockaddr *)&addr,
- offsetof(struct sockaddr_un, sun_path) + strlen(addr.sun_path)) == -1) {
- char errbuf[1024];
+ offsetof(struct sockaddr_un, sun_path) + strlen(addr.sun_path)) ==
+ -1) {
disabled = 1;
close(connector_socket);
connector_socket = -1;
- log_err("bind() failed: %s", sstrerror(errno, errbuf, sizeof(errbuf)));
+ log_err("bind() failed: %s", STRERRNO);
pthread_exit((void *)1);
}
errno = 0;
if (listen(connector_socket, 5) == -1) {
- char errbuf[1024];
disabled = 1;
close(connector_socket);
connector_socket = -1;
- log_err("listen() failed: %s", sstrerror(errno, errbuf, sizeof(errbuf)));
+ log_err("listen() failed: %s", STRERRNO);
pthread_exit((void *)1);
}
{
struct group sg;
struct group *grp;
- char grbuf[4096];
int status;
+ long int grbuf_size = sysconf(_SC_GETGR_R_SIZE_MAX);
+ if (grbuf_size <= 0)
+ grbuf_size = sysconf(_SC_PAGESIZE);
+ if (grbuf_size <= 0)
+ grbuf_size = 4096;
+ char grbuf[grbuf_size];
+
grp = NULL;
status = getgrnam_r(group, &sg, grbuf, sizeof(grbuf), &grp);
if (status != 0) {
- char errbuf[1024];
- log_warn("getgrnam_r (%s) failed: %s", group,
- sstrerror(status, errbuf, sizeof(errbuf)));
+ log_warn("getgrnam_r (%s) failed: %s", group, STRERROR(status));
} else if (grp == NULL) {
log_warn("No such group: `%s'", group);
} else {
status = chown(path, (uid_t)-1, grp->gr_gid);
if (status != 0) {
- char errbuf[1024];
log_warn("chown (%s, -1, %i) failed: %s", path, (int)grp->gr_gid,
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ STRERRNO);
}
}
}
errno = 0;
if (chmod(path, sock_perms) != 0) {
- char errbuf[1024];
- log_warn("chmod() failed: %s", sstrerror(errno, errbuf, sizeof(errbuf)));
+ log_warn("chmod() failed: %s", STRERRNO);
}
{ /* initialize collector threads */
if (plugin_thread_create(&collectors[i]->thread, &ptattr, collect,
collectors[i], "email collector") != 0) {
- char errbuf[1024];
- log_err("plugin_thread_create() failed: %s",
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ log_err("plugin_thread_create() failed: %s", STRERRNO);
collectors[i]->thread = (pthread_t)0;
}
}
remote = accept(connector_socket, NULL, NULL);
if (remote == -1) {
- char errbuf[1024];
-
if (errno == EINTR)
continue;
disabled = 1;
close(connector_socket);
connector_socket = -1;
- log_err("accept() failed: %s",
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ log_err("accept() failed: %s", STRERRNO);
pthread_exit((void *)1);
}
static int email_init(void) {
if (plugin_thread_create(&connector, NULL, open_connection, NULL,
"email listener") != 0) {
- char errbuf[1024];
disabled = 1;
- log_err("plugin_thread_create() failed: %s",
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ log_err("plugin_thread_create() failed: %s", STRERRNO);
return -1;
}