apache plugin
This commit is contained in:
parent
4e60087e06
commit
4e2f47c5f9
9
Makefile
9
Makefile
@ -4,6 +4,8 @@ WITH_RRD = yes
|
||||
|
||||
WITH_MYSQL = yes
|
||||
|
||||
WITH_CURL = yes
|
||||
|
||||
# ############################
|
||||
|
||||
SAMMLER_SRC := sammler.c configfile.c helper.c logging.c network.c plugins.c
|
||||
@ -24,6 +26,10 @@ ifeq ("$(WITH_MYSQL)", "yes")
|
||||
PLUGIN_SRC += p_mysql.c
|
||||
endif
|
||||
|
||||
ifeq ("$(WITH_CURL)", "yes")
|
||||
PLUGIN_SRC += p_apache.c
|
||||
endif
|
||||
|
||||
# ############################
|
||||
|
||||
all: sammler $(PLUGIN_SRC:%.c=%.so)
|
||||
@ -40,6 +46,9 @@ sammler: $(SAMMLER_SRC:%.c=%.o)
|
||||
%_sh.o: %.c
|
||||
$(CC) $(CFLAGS) -fPIC -o $@ -c $<
|
||||
|
||||
p_apache.so: p_apache_sh.o
|
||||
$(LD) -shared -lcurl -o $@ $^
|
||||
|
||||
p_mysql.so: p_mysql_sh.o p_mysql_helper_sh.o
|
||||
$(LD) -shared -lmysqlclient -o $@ $^
|
||||
|
||||
|
||||
2
helper.c
2
helper.c
@ -23,7 +23,7 @@
|
||||
|
||||
int strsplit(char *string, char *delim, char **fields, int size)
|
||||
{
|
||||
size_t i = 0;
|
||||
int i = 0;
|
||||
char *tmp, *ptr = string;
|
||||
|
||||
while ((fields[i] = strtok_r(ptr, delim, &tmp)) != NULL) {
|
||||
|
||||
234
p_apache.c
Normal file
234
p_apache.c
Normal file
@ -0,0 +1,234 @@
|
||||
/***************************************************************************
|
||||
* Copyright (C) 10/2006 by Olaf Rempel *
|
||||
* razzor@kopf-tisch.de *
|
||||
* *
|
||||
* This program is free software; you can redistribute it and/or modify *
|
||||
* it under the terms of the GNU General Public License as published by *
|
||||
* the Free Software Foundation; either version 2 of the License, or *
|
||||
* (at your option) any later version. *
|
||||
* *
|
||||
* This program is distributed in the hope that it will be useful, *
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
||||
* GNU General Public License for more details. *
|
||||
* *
|
||||
* You should have received a copy of the GNU General Public License *
|
||||
* along with this program; if not, write to the *
|
||||
* Free Software Foundation, Inc., *
|
||||
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
|
||||
***************************************************************************/
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <curl/curl.h>
|
||||
|
||||
#include "configfile.h"
|
||||
#include "helper.h"
|
||||
#include "list.h"
|
||||
#include "plugins.h"
|
||||
|
||||
#define BUFSIZE 8192
|
||||
|
||||
struct server_entry {
|
||||
struct list_head list;
|
||||
CURL *handle;
|
||||
char *name;
|
||||
};
|
||||
|
||||
static LIST_HEAD(server_list);
|
||||
|
||||
static char *ds_def = {
|
||||
"DS:total_accesses:COUNTER:90:0:U "
|
||||
"DS:total_kbytes:COUNTER:90:0:U "
|
||||
"DS:busy_workers:GAUGE:90:0:U "
|
||||
"DS:idle_workers:GAUGE:90:0:U "
|
||||
};
|
||||
|
||||
struct stats {
|
||||
uint32_t total_accesses;
|
||||
uint32_t total_kbytes;
|
||||
uint32_t busy_workers;
|
||||
uint32_t idle_workers;
|
||||
};
|
||||
|
||||
struct sammler_plugin plugin;
|
||||
|
||||
static char *rx_buf;
|
||||
static int rx_pos;
|
||||
|
||||
static char * get_ds(int ds_id)
|
||||
{
|
||||
return ds_def;
|
||||
}
|
||||
|
||||
static size_t curl_callback(void *buffer, size_t size, size_t nmemb, void *userp)
|
||||
{
|
||||
size_t realsize = size * nmemb;
|
||||
|
||||
// discard data
|
||||
if (rx_pos + realsize >= BUFSIZE)
|
||||
return realsize;
|
||||
|
||||
memcpy(rx_buf + rx_pos, buffer, realsize);
|
||||
|
||||
rx_pos += realsize;
|
||||
return realsize;
|
||||
}
|
||||
|
||||
static int probe(void)
|
||||
{
|
||||
struct server_entry *entry;
|
||||
list_for_each_entry(entry, &server_list, list) {
|
||||
rx_pos = 0;
|
||||
curl_easy_perform(entry->handle);
|
||||
|
||||
struct stats stats;
|
||||
memset(&stats, 0, sizeof(stats));
|
||||
|
||||
char *line, *tmp = rx_buf, *tmp2;
|
||||
while ((line = strtok_r(tmp, "\r\n", &tmp2))) {
|
||||
char *part[2];
|
||||
strsplit(line, ":", part, 2);
|
||||
|
||||
if (!strcmp(part[0], "Total Accesses"))
|
||||
stats.total_accesses = atoll(part[1]);
|
||||
|
||||
else if (!strcmp(part[0], "Total kBytes"))
|
||||
stats.total_kbytes = atoll(part[1]);
|
||||
|
||||
else if (!strcmp(part[0], "BusyWorkers"))
|
||||
stats.busy_workers = atoll(part[1]);
|
||||
|
||||
else if (!strcmp(part[0], "IdleWorkers"))
|
||||
stats.idle_workers = atoll(part[1]);
|
||||
|
||||
tmp = NULL;
|
||||
}
|
||||
|
||||
char filename[32];
|
||||
int len = snprintf(filename, sizeof(filename), "apache-%s.rrd", entry->name);
|
||||
if (len < 0 || len >= sizeof(filename))
|
||||
continue;
|
||||
|
||||
probe_submit(&plugin, filename, 0, "%llu:%llu:%llu:%llu",
|
||||
stats.total_accesses, stats.total_kbytes,
|
||||
stats.busy_workers, stats.idle_workers);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int init(void)
|
||||
{
|
||||
rx_buf = malloc(BUFSIZE);
|
||||
if (rx_buf == NULL) {
|
||||
log_print(LOG_ERROR, "p_apache: out of memory");
|
||||
return -1;
|
||||
}
|
||||
|
||||
struct conf_section *section;
|
||||
section = config_get_section("p_apache");
|
||||
if (section == NULL) {
|
||||
log_print(LOG_ERROR, "p_apache: no config section found");
|
||||
free(rx_buf);
|
||||
return -1;
|
||||
}
|
||||
|
||||
int retval = -1;
|
||||
struct conf_tupel *tupel;
|
||||
list_for_each_entry(tupel, §ion->tupel, list) {
|
||||
if (strcmp(tupel->option, "server"))
|
||||
continue;
|
||||
|
||||
char *part[4];
|
||||
int ret = strsplit(tupel->parameter, ",", part, 4);
|
||||
if (ret < 2) {
|
||||
log_print(LOG_ERROR, "p_apache: parse error (1)");
|
||||
continue;
|
||||
}
|
||||
|
||||
struct server_entry *entry = malloc(sizeof(struct server_entry));
|
||||
if (entry == NULL) {
|
||||
log_print(LOG_ERROR, "p_apache: out of memory");
|
||||
continue;
|
||||
}
|
||||
|
||||
// reference config mem
|
||||
entry->name = part[0];
|
||||
|
||||
entry->handle = curl_easy_init();
|
||||
if (entry->handle == NULL) {
|
||||
free(entry);
|
||||
continue;
|
||||
}
|
||||
|
||||
ret = curl_easy_setopt(entry->handle, CURLOPT_URL, part[1]);
|
||||
if (ret != 0) {
|
||||
log_print(LOG_ERROR, "p_apache: %s", curl_easy_strerror(ret));
|
||||
curl_easy_cleanup(entry->handle);
|
||||
free(entry);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (part[2] != NULL && part[3] != NULL) {
|
||||
*(part[3] -1) = ':';
|
||||
|
||||
log_print(LOG_INFO, "p_apache: auth: '%s'", part[2]);
|
||||
|
||||
ret = curl_easy_setopt(entry->handle, CURLOPT_USERPWD, part[2]);
|
||||
if (ret != 0) {
|
||||
log_print(LOG_ERROR, "p_apache: %s", curl_easy_strerror(ret));
|
||||
curl_easy_cleanup(entry->handle);
|
||||
free(entry);
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
ret = curl_easy_setopt(entry->handle, CURLOPT_WRITEFUNCTION, &curl_callback);
|
||||
if (ret != 0) {
|
||||
log_print(LOG_ERROR, "p_apache: %s", curl_easy_strerror(ret));
|
||||
curl_easy_cleanup(entry->handle);
|
||||
free(entry);
|
||||
continue;
|
||||
}
|
||||
|
||||
ret = curl_easy_setopt(entry->handle, CURLOPT_WRITEDATA, entry);
|
||||
if (ret != 0) {
|
||||
log_print(LOG_ERROR, "p_apache: %s", curl_easy_strerror(ret));
|
||||
curl_easy_cleanup(entry->handle);
|
||||
free(entry);
|
||||
continue;
|
||||
}
|
||||
|
||||
log_print(LOG_INFO, "p_apache: added server '%s'", entry->name);
|
||||
list_add_tail(&entry->list, &server_list);
|
||||
|
||||
retval = 0;
|
||||
}
|
||||
|
||||
if (retval == -1)
|
||||
free(rx_buf);
|
||||
|
||||
return retval;
|
||||
}
|
||||
|
||||
static int fini(void)
|
||||
{
|
||||
struct server_entry *entry, *tmp;
|
||||
list_for_each_entry_safe(entry, tmp, &server_list, list) {
|
||||
curl_easy_cleanup(entry->handle);
|
||||
free(entry);
|
||||
}
|
||||
|
||||
free(rx_buf);
|
||||
return 0;
|
||||
}
|
||||
|
||||
struct sammler_plugin plugin = {
|
||||
.name = "apache",
|
||||
.interval = 10,
|
||||
.init = &init,
|
||||
.fini = &fini,
|
||||
.probe = &probe,
|
||||
.get_ds = &get_ds,
|
||||
};
|
||||
@ -20,7 +20,8 @@ plugin p_mount.so
|
||||
#plugin p_ctstat.so
|
||||
#plugin p_rtstat.so
|
||||
plugin p_random.so
|
||||
#plugin p_mysql.so
|
||||
plugin p_mysql.so
|
||||
plugin p_apache.so
|
||||
|
||||
# 1h(10s), 12h(1min), 48h(2min), 14d(15min), 4w(60min), 2y(12h)
|
||||
rra RRA:MIN:0.1:1:360 RRA:AVERAGE:0.1:1:360 RRA:MAX:0.1:1:360
|
||||
@ -31,4 +32,7 @@ rra RRA:MIN:0.1:360:1440 RRA:AVERAGE:0.1:360:1440 RRA:MAX:0.1:360:1440
|
||||
rra RRA:MIN:0.1:4320:1440 RRA:AVERAGE:0.1:4320:1440 RRA:MAX:0.1:4320:1440
|
||||
|
||||
[p_mysql]
|
||||
server name:host:user:pass
|
||||
#server name,host,user,password
|
||||
|
||||
[p_apache]
|
||||
#server name,url,user,password
|
||||
|
||||
Loading…
Reference in New Issue
Block a user