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tuned: switch to argparse module

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Jan Vcelak 2012-11-08 14:26:51 +01:00
parent 3e98232fce
commit 6f2c2ca6fd
1 changed files with 13 additions and 38 deletions
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51
tuned.py
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@ -20,60 +20,35 @@
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
import tuned.application
import tuned.logs
import getopt
import argparse
import os
import sys
def usage():
print "Usage: tuned [-d|--daemon] [-p name|--profile=name] [--no-dbus] [-D|--debug]"
def error(message):
print >>sys.stderr, message
import tuned.application
import tuned.logs
if __name__ == "__main__":
try:
opts, args = getopt.getopt(sys.argv[1:], "dp:D", ["daemon", "profile=", "debug", "no-dbus"])
except getopt.error as e:
error("Error parsing command-line arguments: %s" % e)
usage()
sys.exit(1)
parser = argparse.ArgumentParser(description="Daemon for monitoring and adaptive tuning of system devices.")
parser.add_argument("--daemon", "-d", action="store_true", help="run on background")
parser.add_argument("--debug", "-D", action="store_true", help="show/log debugging messages")
parser.add_argument("--no-dbus", action="store_true", help="do not attach to DBus")
parser.add_argument("--profile", "-p", action="store", type=str, metavar="name", help="tuning profile to be activated")
if len(args) > 0:
error("Too many arguments.")
usage()
sys.exit(1)
profile = None
daemonize = False
debug = False
dbus = True
for (opt, val) in opts:
if opt in ["-d", "--daemon"]:
daemonize = True
elif opt in ["-p", "--profile"]:
profile = val
elif opt in ["-D", "--debug"]:
debug = True
elif opt == "--no-dbus":
dbus = False
args = parser.parse_args(sys.argv[1:])
log = tuned.logs.get()
if (debug):
if (args.debug):
log.setLevel("DEBUG")
if os.geteuid() != 0:
if daemonize:
if args.daemon:
log.critical("Superuser permissions are needed.")
sys.exit(1)
else:
log.warn("Superuser permissions are needed. Most tunings will not work!")
app = tuned.application.Application(profile, dbus)
app = tuned.application.Application(args.profile, not args.no_dbus)
if daemonize:
if args.daemon:
log.switch_to_file()
if tuned.utils.daemonize(3):
log.debug("successfully daemonized")