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/*
* Copyright (C) Tildeslash Ltd. All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3.
*
* 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 Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
*
* You must obey the GNU Affero General Public License in all respects
* for all of the code used other than OpenSSL.
*/
/**
* System dependent filesystem methods.
*
* @file
*/
#include "config.h"
#ifdef HAVE_STDIO_H
#include <stdio.h>
#endif
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
#include "monit.h"
#include "device_sysdep.h"
/**
* OpenBSD special block device mountpoint method. Filesystem must be mounted.
* In the case of success, mountpoint is stored in filesystem information
* structure for later use.
*
* @param inf Information structure where resulting data will be stored
* @param blockdev Identifies block special device
* @return NULL in the case of failure otherwise mountpoint
*/
char *device_mountpoint_sysdep(Info_T inf, char *blockdev) {
int countfs;
ASSERT(inf);
ASSERT(blockdev);
if ((countfs = getfsstat(NULL, 0, MNT_NOWAIT)) != -1) {
struct statfs *statfs = CALLOC(countfs, sizeof(struct statfs));
if ((countfs = getfsstat(statfs, countfs * sizeof(struct statfs), MNT_NOWAIT)) != -1) {
int i;
for (i = 0; i < countfs; i++) {
struct statfs *sfs = statfs + i;
if (IS(sfs->f_mntfromname, blockdev)) {
inf->priv.filesystem.mntpath = Str_dup(sfs->f_mntonname);
FREE(statfs);
return inf->priv.filesystem.mntpath;
}
}
}
FREE(statfs);
}
LogError("%s: Error getting mountpoint for filesystem '%s' -- %s\n", prog, blockdev, STRERROR);
return NULL;
}
/**
* OpenBSD filesystem usage statistics. In the case of success result is stored in
* given information structure.
*
* @param inf Information structure where resulting data will be stored
* @return TRUE if informations were succesfully read otherwise FALSE
*/
int filesystem_usage_sysdep(Info_T inf) {
struct statfs usage;
ASSERT(inf);
if (statfs(inf->priv.filesystem.mntpath, &usage) != 0) {
LogError("%s: Error getting usage statistics for filesystem '%s' -- %s\n", prog, inf->priv.filesystem.mntpath, STRERROR);
return FALSE;
}
inf->priv.filesystem.f_bsize = usage.f_bsize;
inf->priv.filesystem.f_blocks = usage.f_blocks;
inf->priv.filesystem.f_blocksfree = usage.f_bavail;
inf->priv.filesystem.f_blocksfreetotal = usage.f_bfree;
inf->priv.filesystem.f_files = usage.f_files;
inf->priv.filesystem.f_filesfree = usage.f_ffree;
inf->priv.filesystem.flags = usage.f_flags;
return TRUE;
}