libvirt/src/locking/lock_daemon_config.c
Fabiano Fidêncio 09e993a110 locking: Don't check the output of virGetUserConfigDirectory()
virGetUserConfigDirectory() *never* *ever* returns NULL, making the
checks for it completely unnecessary.

Signed-off-by: Fabiano Fidêncio <fidencio@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
2019-12-20 09:38:43 +01:00

121 lines
3.0 KiB
C

/*
* lock_daemon_config.c: virtlockd config file handling
*
* Copyright (C) 2006-2012 Red Hat, Inc.
* Copyright (C) 2006 Daniel P. Berrange
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include "lock_daemon_config.h"
#include "virconf.h"
#include "viralloc.h"
#include "virerror.h"
#include "virlog.h"
#include "rpc/virnetdaemon.h"
#include "configmake.h"
#include "virstring.h"
#include "virutil.h"
#define VIR_FROM_THIS VIR_FROM_CONF
VIR_LOG_INIT("locking.lock_daemon_config");
int
virLockDaemonConfigFilePath(bool privileged, char **configfile)
{
if (privileged) {
*configfile = g_strdup(SYSCONFDIR "/libvirt/virtlockd.conf");
} else {
g_autofree char *configdir = NULL;
configdir = virGetUserConfigDirectory();
*configfile = g_strdup_printf("%s/virtlockd.conf", configdir);
}
return 0;
}
virLockDaemonConfigPtr
virLockDaemonConfigNew(bool privileged G_GNUC_UNUSED)
{
virLockDaemonConfigPtr data;
if (VIR_ALLOC(data) < 0)
return NULL;
data->max_clients = 1024;
data->admin_max_clients = 5000;
return data;
}
void
virLockDaemonConfigFree(virLockDaemonConfigPtr data)
{
if (!data)
return;
VIR_FREE(data->log_filters);
VIR_FREE(data->log_outputs);
VIR_FREE(data);
}
static int
virLockDaemonConfigLoadOptions(virLockDaemonConfigPtr data,
virConfPtr conf)
{
if (virConfGetValueUInt(conf, "log_level", &data->log_level) < 0)
return -1;
if (virConfGetValueString(conf, "log_filters", &data->log_filters) < 0)
return -1;
if (virConfGetValueString(conf, "log_outputs", &data->log_outputs) < 0)
return -1;
if (virConfGetValueUInt(conf, "max_clients", &data->max_clients) < 0)
return -1;
if (virConfGetValueUInt(conf, "admin_max_clients", &data->admin_max_clients) < 0)
return -1;
return 0;
}
/* Read the config file if it exists.
* Only used in the remote case, hence the name.
*/
int
virLockDaemonConfigLoadFile(virLockDaemonConfigPtr data,
const char *filename,
bool allow_missing)
{
g_autoptr(virConf) conf = NULL;
if (allow_missing &&
access(filename, R_OK) == -1 &&
errno == ENOENT)
return 0;
conf = virConfReadFile(filename, 0);
if (!conf)
return -1;
return virLockDaemonConfigLoadOptions(data, conf);
}