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#!/usr/bin/python
#
# tuned: A simple daemon that performs monitoring and adaptive configuration of devices in the system
#
# Copyright (C) 2008, 2009 Red Hat, Inc.
# Authors: Phil Knirsch
#
# 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.
#
import sys, os.path, getopt
def usage():
print "Usage: tuned [-d|--daemon] [-c conffile|--config=conffile]"
def daemonize():
try:
pid = os.fork()
if pid > 0:
sys.exit(0)
except OSError, e:
sys.exit(1)
os.chdir("/")
os.setsid()
os.umask(0)
try:
pid = os.fork()
if pid > 0:
sys.exit(0)
except OSError, e:
sys.exit(1)
sys.stdout = sys.stderr = open("/dev/null", 'a+')
if __name__ == "__main__":
try:
opts, args = getopt.getopt(sys.argv[1:], "dc:", ["daemon", "config="])
except getopt.error, e:
print >>sys.stderr, ("Error parsing command-line arguments: %s", e)
usage()
sys.exit(1)
if len(args) > 0:
print >>sys.stderr, ("Too many arguments.")
usage()
sys.exit(1)
daemon = False
cfgfile = "/etc/tuned.conf"
for (opt, val) in opts:
if opt in ['-d', "--daemon"]:
daemon = True
elif opt in ['-c', "--config"]:
cfgfile = val
if daemon:
daemonize()
TUNEDDIR="/usr/share/tuned"
if not TUNEDDIR in sys.path:
sys.path.append(TUNEDDIR)
from tuned import tuned
tuned.init(TUNEDDIR, cfgfile)
tuned.run()
tuned.cleanup()
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