/* ** Zabbix ** Copyright (C) 2001-2023 Zabbix SIA ** ** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. **/ #include "zbxsysinfo.h" #include "../sysinfo.h" #include "log.h" int kernel_maxproc(AGENT_REQUEST *request, AGENT_RESULT *result) { int ret = SYSINFO_RET_FAIL; kstat_ctl_t *kc; kstat_t *kt; struct var *v; if (NULL == (kc = kstat_open())) { SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot open kernel statistics facility: %s", zbx_strerror(errno))); return SYSINFO_RET_FAIL; } if (NULL == (kt = kstat_lookup(kc, "unix", 0, "var"))) { SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot look up in kernel statistics facility: %s", zbx_strerror(errno))); goto clean; } if (KSTAT_TYPE_RAW != kt->ks_type) { SET_MSG_RESULT(result, zbx_strdup(NULL, "Information looked up in kernel statistics facility" " is of the wrong type.")); goto clean; } if (-1 == kstat_read(kc, kt, NULL)) { SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot read from kernel statistics facility: %s", zbx_strerror(errno))); goto clean; } v = (struct var *)kt->ks_data; /* int v_proc; Max processes system wide */ SET_UI64_RESULT(result, v->v_proc); ret = SYSINFO_RET_OK; clean: kstat_close(kc); return ret; }