d3c430e1b9
starts and creates (server-side) devices no daemonizing and servicing yet hint: try starting: $ bin/server.py -v start Change-Id: I6ac7a78dfff309a459cc0338a8d0d319ee72ada5
108 lines
4.1 KiB
Python
Executable File
108 lines
4.1 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
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#
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# *****************************************************************************
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import os
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import sys
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from os import path
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# Pathes magic to make python find out stuff.
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# also remember our basepath (for etc, pid lookup, etc)
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basepath = path.abspath(path.join(sys.path[0], '..'))
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etc_path = path.join(basepath, 'etc')
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pid_path = path.join(basepath, 'pid')
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log_path = path.join(basepath, 'log')
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sys.path[0] = path.join(basepath, 'src')
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import argparse
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from lib import check_pidfile, start_server, kill_server
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parser = argparse.ArgumentParser(description = "Manage a SECoP server")
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loggroup = parser.add_mutually_exclusive_group()
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loggroup.add_argument("-v", "--verbose", help="Output lots of diagnostic information",
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action='store_true', default=False)
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loggroup.add_argument("-q", "--quiet", help="suppress non-error messages", action='store_true',
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default=False)
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parser.add_argument("action", help="What to do with the server: (re)start, status or stop",
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choices=['start', 'status', 'stop', 'restart'], default="status")
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parser.add_argument("name", help="Name of the instance. Uses etc/name.cfg for configuration\n"
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"may be omitted to mean ALL (which are configured)",
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nargs='?', default='')
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args = parser.parse_args()
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import logging
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loglevel = logging.DEBUG if args.verbose else (logging.ERROR if args.quiet else logging.INFO)
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logging.basicConfig(level=loglevel, format='%(asctime)s %(levelname)s %(message)s')
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logger = logging.getLogger('server')
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logger.setLevel(loglevel)
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fh = logging.FileHandler(path.join(log_path, 'server.log'), 'w')
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fh.setLevel(loglevel)
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logger.addHandler(fh)
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logger.debug("action specified %r" % args.action)
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def handle_servername(name, action):
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pidfile = path.join(pid_path, name + '.pid')
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cfgfile = path.join(etc_path, name + '.cfg')
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if action == "restart":
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handle_servername(name, 'stop')
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handle_servername(name, 'start')
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return
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elif action == "start":
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logger.info("Starting server %s" % name)
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# XXX also do it !
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start_server(name, basepath, loglevel)
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elif action == "stop":
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pid = check_pidfile(pidfile)
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if pid:
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logger.info("Stopping server %s" % name)
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# XXX also do it!
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stop_server(pidfile)
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else:
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logger.info("Server %s already dead" % name)
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elif action == "status":
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if check_pidfile(pidfile):
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logger.info("Server %s is running." % name)
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else:
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logger.info("Server %s is DEAD!" % name)
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else:
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logger.error("invalid action specified: How can this ever happen???")
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print "================================"
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if not args.name:
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logger.debug("No name given, iterating over all specified servers")
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for dirpath, dirs, files in os.walk(etc_path):
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for fn in files:
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if fn.endswith('.cfg'):
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handle_servername(fn[:-4], args.action)
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else:
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logger.debug('configfile with strange extension found: %r'
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% path.basename(fn))
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# ignore subdirs!
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while(dirs):
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dirs.pop()
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else:
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handle_servername(args.name, args.action)
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print "================================"
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