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sammler
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cleanup rrd/net_submit

This commit is contained in:
Olaf Rempel 2007-04-01 01:32:59 +02:00
parent d1e5e5a1dd
commit 5d4148234e
7 changed files with 54 additions and 86 deletions
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2
Makefile
View File

@ -11,7 +11,7 @@ WITH_CURL = yes
SAMMLER_SRC := sammler.c configfile.c event.c helper.c logging.c network.c plugins.c
PLUGIN_SRC := p_ctstat.c p_load.c p_memory.c p_mount.c p_netdev.c p_random.c
PLUGIN_SRC += p_rtstat.c p_stat.c p_uptime.c p_vmstat.c
CFLAGS := -O2 -Wall
CFLAGS := -O2 -Wall -fno-stack-protector
LDFLAGS := -ldl -rdynamic
# ############################

20
network.c
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@ -30,13 +30,13 @@ static LIST_HEAD(fwd_list);
static char *tx_buf, *rx_buf;
static int tx_pos;
int net_submit(const char *hostname, const char *plugin, const char *filename, int ds_id, const char *data)
int net_submit(const char *hostname, struct sammler_plugin *plugin, const char *filename, int ds_id, const char *data)
{
if (list_empty(&fwd_list))
return 0;
int size = snprintf(tx_buf + tx_pos, BUFSIZE - tx_pos, "%s:%s:%s:%d %s\n",
hostname, plugin, filename, ds_id, data);
hostname, plugin->name, filename, ds_id, data);
if (size < 0 || size >= BUFSIZE - tx_pos) {
log_print(LOG_ERROR, "net_submit(): arguments too long");
@ -69,19 +69,27 @@ static int net_receive(int socket, void *privdata)
while ((delim = memchr(rx_buf + rx_pos, '\n', size - rx_pos))) {
*delim = '\0';
char *data[2], *part[4];
char *data[2];
int ret = strsplit(rx_buf + rx_pos, " ", data, 2);
if (ret != 2) {
log_print(LOG_ERROR, "net_receive() abort data-split");
log_print(LOG_ERROR, "net_receive(): abort data-split");
continue;
}
char *part[4];
ret = strsplit(data[0], ":", part, 4);
if (ret != 4) {
log_print(LOG_ERROR, "net_receive() abort header-split");
log_print(LOG_ERROR, "net_receive(): abort header-split");
continue;
}
rrd_submit(part[0], part[1], part[2], atoi(part[3]), data[1]);
struct sammler_plugin *plugin = plugin_lookup(part[1]);
if (plugin == NULL) {
log_print(LOG_ERROR, "net_receive(): plugin not found (%s)", part[1]);
continue;
}
rrd_submit(part[0], plugin, part[2], atoi(part[3]), data[1]);
rx_pos = (delim - rx_buf) +1;
}

2
network.h
View File

@ -5,7 +5,7 @@
int net_init(void);
int net_submit(const char *hostname, const char *plugin, const char *filename, int ds_id, const char *data);
int net_submit(const char *hostname, struct sammler_plugin *plugin, const char *filename, int ds_id, const char *data);
void net_submit_flush(void);
#endif /* _NETWORK_H_ */

4
plugins.c
View File

@ -175,10 +175,10 @@ int probe_submit(struct sammler_plugin *plugin, const char *filename, int ds_id,
return -1;
}
net_submit(hostname, plugin->name, filename, ds_id, buffer);
net_submit(hostname, plugin, filename, ds_id, buffer);
if (!(submit_flags & SUBMIT_NET_ONLY))
rrd_submit(hostname, plugin->name, filename, ds_id, buffer);
rrd_submit(hostname, plugin, filename, ds_id, buffer);
free(buffer);
return 0;

106
rrdtool.c
View File

@ -48,7 +48,7 @@ struct rra_cb_data {
int *pos;
};
static int append_rra_config_cb(const char *parameter, void *privdata)
static int append_rra_config(const char *parameter, void *privdata)
{
struct rra_cb_data *data = (struct rra_cb_data *)privdata;
@ -62,114 +62,78 @@ static int append_rra_config_cb(const char *parameter, void *privdata)
return 0;
}
static int append_rra_config(char *buffer, int size, int *pos)
static int do_rrd(int (*rrd_func)(int, char **), char *cmd)
{
struct rra_cb_data data = {
.buffer = buffer,
.size = size,
.pos = pos,
};
return config_get_strings("global", "rra", append_rra_config_cb, &data);
}
static int do_rrd(int mode, const char *cmd)
{
int argc;
char *argv[ARGCMAX];
argc = strsplit(cmd, " \t\n", argv, ARGCMAX -1);
int argc = strsplit(cmd, " \t\n", argv, ARGCMAX -1);
argv[argc] = NULL;
optind = 0;
rrd_clear_error();
if (mode == RRDTOOL_CREATE) {
if (rrd_create(argc, argv) == -1) {
errno = 0;
log_print(LOG_ERROR, "rrd_create failed: %s: %s",
argv[1], rrd_get_error());
return -1;
}
} else if (mode == RRDTOOL_UPDATE) {
if (rrd_update(argc, argv) == -1) {
errno = 0;
log_print(LOG_ERROR, "rrd_update failed: %s: %s",
argv[1], rrd_get_error());
return -1;
}
int retval = rrd_func(argc, argv);
if (retval == -1) {
errno = 0;
log_print(LOG_ERROR, "rrd_func failed: %s", rrd_get_error());
}
return 0;
free(cmd);
return retval;
}
static int rrd_create_file(const char *filename, const char *plugin_name, int ds_id)
static int rrd_create_file(const char *filename, struct sammler_plugin *plugin, int ds_id)
{
struct sammler_plugin *plugin;
int pos, step, retval;
const char *ds_def;
char *buffer;
plugin = plugin_lookup(plugin_name);
if (plugin == NULL) {
log_print(LOG_ERROR, "Plugin not found (%s)", plugin_name);
return -1;
}
ds_def = plugin->get_ds(ds_id);
const char *ds_def = plugin->get_ds(ds_id);
if (ds_def == NULL) {
log_print(LOG_ERROR, "No vaild DS found (%s:%d)", plugin->name, ds_id);
return -1;
}
buffer = malloc(ARGVSIZE);
char *buffer = malloc(ARGVSIZE);
if (buffer == NULL) {
log_print(LOG_ERROR, "append_ds_config: out of memory");
return -1;
}
step = plugin->interval;
pos = snprintf(buffer, ARGVSIZE, "create %s -s %d %s ", filename, step, ds_def);
int step = plugin->interval;
int pos = snprintf(buffer, ARGVSIZE, "create %s -s %d %s ", filename, step, ds_def);
if (pos < 0 || pos >= ARGVSIZE) {
log_print(LOG_ERROR, "rrd_create_file: arguments too long");
free(buffer);
return -1;
}
if (append_rra_config(buffer, ARGVSIZE, &pos) <= 0) {
struct rra_cb_data data = {
.buffer = buffer,
.size = ARGVSIZE,
.pos = &pos,
};
int cnt = config_get_strings("global", "rra", append_rra_config, &data);
if (cnt <= 0) {
free(buffer);
return -1;
}
retval = do_rrd(RRDTOOL_CREATE, buffer);
free(buffer);
return retval;
return do_rrd(&rrd_create, buffer);
}
static int rrd_update_file(const char *filename, const char *values)
{
int pos, retval;
char *buffer;
buffer = malloc(ARGVSIZE);
char *buffer = malloc(ARGVSIZE);
if (buffer == NULL) {
log_print(LOG_ERROR, "append_ds_config: out of memory");
return -1;
}
pos = snprintf(buffer, ARGVSIZE, "update %s %lu:%s", filename, time(NULL), values);
int pos = snprintf(buffer, ARGVSIZE, "update %s %lu:%s", filename, time(NULL), values);
if (pos < 0 || pos >= ARGVSIZE) {
log_print(LOG_ERROR, "rrd_update_file: arguments too long");
free(buffer);
return -1;
}
retval = do_rrd(RRDTOOL_UPDATE, buffer);
free(buffer);
return retval;
return do_rrd(&rrd_update, buffer);
}
static int check_create_dir(const char *dir)
@ -197,9 +161,9 @@ static int check_create_dir(const char *dir)
static int create_parent_dirs(char *filename)
{
char *lastslash, *nextslash = filename;
char *nextslash = filename;
lastslash = strrchr(filename, '/');
char *lastslash = strrchr(filename, '/');
if (lastslash == NULL) {
log_print(LOG_ERROR, "create_parent_dirs: invalid file name");
return -1;
@ -229,30 +193,26 @@ static int create_parent_dirs(char *filename)
return 0;
}
int rrd_submit(const char *hostname, const char *plugin, const char *filename, int ds_id, const char *data)
int rrd_submit(const char *hostname, struct sammler_plugin *plugin, const char *filename, int ds_id, const char *data)
{
struct stat statbuf;
static const char *rrd_dir = NULL;
char *fullfile;
int len;
if (rrd_dir == NULL)
rrd_dir = config_get_string("global", "rrd_dir", ".");
fullfile = malloc(BUFSIZE);
char *fullfile = malloc(BUFSIZE);
if (fullfile == NULL) {
log_print(LOG_ERROR, "rrd_submit: out of memory");
return -1;
}
len = snprintf(fullfile, BUFSIZE, "%s/%s/%s", rrd_dir, hostname, filename);
int len = snprintf(fullfile, BUFSIZE, "%s/%s/%s", rrd_dir, hostname, filename);
if (len < 0 || len >= BUFSIZE) {
log_print(LOG_ERROR, "rrd_submit: arguments too long");
free(fullfile);
return -1;
}
struct stat statbuf;
if (stat(fullfile, &statbuf) == -1) {
if (errno == ENOENT) {
errno = 0;

2
rrdtool.h
View File

@ -2,7 +2,7 @@
#define _RRDTOOL_H_
#ifdef WITH_RRD
int rrd_submit(const char *hostname, const char *plugin, const char *filename, int ds_id, const char *data);
int rrd_submit(const char *hostname, struct sammler_plugin *plugin, const char *filename, int ds_id, const char *data);
#else
#define rrd_submit(hostname, plugin, filename, ds_id, data)
#endif

4
sammler.conf
View File

@ -17,8 +17,8 @@ plugin p_vmstat.so
plugin p_uptime.so
plugin p_netdev.so
plugin p_mount.so
#plugin p_ctstat.so
#plugin p_rtstat.so
plugin p_ctstat.so
plugin p_rtstat.so
plugin p_random.so
plugin p_mysql.so
plugin p_apache.so