107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
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/***************************************************************************
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* Copyright (C) 04/2009 by Olaf Rempel *
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* razzor@kopf-tisch.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <sys/un.h>
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#include "configfile.h"
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#include "helper.h"
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#include "list.h"
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#include "logging.h"
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#include "plugins.h"
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#include "probe.h"
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struct sammler_plugin plugin;
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static const char *socket_path;
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static const char *ds_def = {
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"DS:ibat:GAUGE:15:U:U "
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"DS:ubat:GAUGE:15:0:U "
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"DS:uin:GAUGE:15:0:U "
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};
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static const char * get_ds(int ds_id)
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{
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return ds_def;
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}
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static int probe(void)
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{
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int sockfd = socket(AF_UNIX, SOCK_STREAM, 0);
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if (sockfd == -1) {
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log_print(LOG_WARN, "plugin alixusv: socket()");
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return -1;
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}
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struct sockaddr_un addr;
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addr.sun_family = AF_UNIX;
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strncpy(addr.sun_path, socket_path, sizeof(addr.sun_path));
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int len = sizeof(addr.sun_family) + strlen(addr.sun_path);
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if (connect(sockfd, (struct sockaddr *)&addr, len) < 0) {
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log_print(LOG_ERROR, "plugin alixusv: connect(%s)", addr.sun_path);
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close(sockfd);
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return 0;
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}
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char buf[64] = "status";
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write(sockfd, buf, strlen(buf));
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len = read(sockfd, buf, sizeof(buf));
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if (len <= 0) {
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log_print(LOG_ERROR, "plugin alixusv: read()");
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close(sockfd);
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return -1;
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}
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close(sockfd);
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char *field[4];
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if (strsplit(buf, ": \t\n", field, 4) != 4)
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return -1;
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int ibat = strtoll(field[1], NULL, 10);
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int ubat = strtoll(field[2], NULL, 10);
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int uin = strtoll(field[3], NULL, 10);
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probe_submit(&plugin, "alixusv.rrd", 0, "%d:%d:%d", ibat, ubat, uin);
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return 0;
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}
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static int init(void)
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{
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socket_path = config_get_string("p_alixusv", "socket", NULL);
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return (socket_path == NULL) ? -1 : 0;
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}
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struct sammler_plugin plugin = {
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.name = "alixusv",
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.interval = 10,
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.init = &init,
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.probe = &probe,
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.get_ds = &get_ds,
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};
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