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/*
** ZABBIX
** Copyright (C) 2000-2005 SIA Zabbix
**
** 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., 675 Mass Ave, Cambridge, MA 02139, USA.
**/
#include "common.h"
#include "sysinfo.h"
static int VM_MEMORY_TOTAL(const char *cmd, const char *param, unsigned flags, AGENT_RESULT *result)
{
assert(result);
init_result(result);
return EXECUTE_INT(cmd,"vmstat -s | awk 'BEGIN{pages=0}{gsub(\"[()]\",\"\");if($4==\"pagesize\")pgsize=($6);if(($2==\"inactive\"||$2==\"active\"||$2==\"wired\")&&$3==\"pages\")pages+=$1}END{printf (pages*pgsize)}'", flags, result);
}
static int VM_MEMORY_FREE(const char *cmd, const char *param, unsigned flags, AGENT_RESULT *result)
{
/*
host_paging_info_data_t page_info;
vm_size_t pagesize;
mach_msg_type_number_t count;
kern_return_t kret;
int ret;
assert(result);
init_result(result);
pagesize = 0;
kret = host_page_size (mach_host_self(), &pagesize);
count = HOST_VM_INFO_COUNT;
kret = host_statistics (mach_host_self(), HOST_VM_INFO,
(host_info_t)&page_info, &count);
if (kret == KERN_SUCCESS)
{
double pw, pa, pi, pf, pu;
pw = (double)page_info.wire_count*pagesize;
pa = (double)page_info.active_count*pagesize;
pi = (double)page_info.inactive_count*pagesize;
pf = (double)page_info.free_count*pagesize;
pu = pw+pa+pi;
SET_UI64_RESULT(result, pf);
ret = SYSINFO_RET_OK;
}
else
{
ret = SYSINFO_RET_FAIL;
}
return ret;
*/
assert(result);
init_result(result);
return EXECUTE_INT(cmd, "vmstat -s | awk '{gsub(\"[()]\",\"\");if($4==\"pagesize\")pgsize=($6);if($2==\"free\"&&$3==\"pages\")pages=($1)}END{printf (pages*pgsize)}'", flags, result);
}
int VM_MEMORY_SIZE(const char *cmd, const char *param, unsigned flags, AGENT_RESULT *result)
{
#define MEM_FNCLIST struct mem_fnclist_s
MEM_FNCLIST
{
char *mode;
int (*function)();
};
MEM_FNCLIST fl[] =
{
{"free", VM_MEMORY_FREE},
{"total", VM_MEMORY_TOTAL},
{0, 0}
};
char mode[MAX_STRING_LEN];
int i;
assert(result);
init_result(result);
if(num_param(param) > 1)
{
return SYSINFO_RET_FAIL;
}
if(get_param(param, 1, mode, sizeof(mode)) != 0)
{
mode[0] = '\0';
}
if(mode[0] == '\0')
{
/* default parameter */
zbx_snprintf(mode, sizeof(mode), "total");
}
for(i=0; fl[i].mode!=0; i++)
{
if(strncmp(mode, fl[i].mode, MAX_STRING_LEN)==0)
{
return (fl[i].function)(cmd, param, flags, result);
}
}
return SYSINFO_RET_FAIL;
}
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