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1 | 685ee993 | Iustin Pop | #!/usr/bin/python -u |
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2 | ffeffa1d | Iustin Pop | # |
3 | ffeffa1d | Iustin Pop | |
4 | ffeffa1d | Iustin Pop | # Copyright (C) 2006, 2007 Google Inc. |
5 | ffeffa1d | Iustin Pop | # |
6 | ffeffa1d | Iustin Pop | # This program is free software; you can redistribute it and/or modify |
7 | ffeffa1d | Iustin Pop | # it under the terms of the GNU General Public License as published by |
8 | ffeffa1d | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or |
9 | ffeffa1d | Iustin Pop | # (at your option) any later version. |
10 | ffeffa1d | Iustin Pop | # |
11 | ffeffa1d | Iustin Pop | # This program is distributed in the hope that it will be useful, but |
12 | ffeffa1d | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | ffeffa1d | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | ffeffa1d | Iustin Pop | # General Public License for more details. |
15 | ffeffa1d | Iustin Pop | # |
16 | ffeffa1d | Iustin Pop | # You should have received a copy of the GNU General Public License |
17 | ffeffa1d | Iustin Pop | # along with this program; if not, write to the Free Software |
18 | ffeffa1d | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
19 | ffeffa1d | Iustin Pop | # 02110-1301, USA. |
20 | ffeffa1d | Iustin Pop | |
21 | ffeffa1d | Iustin Pop | |
22 | ffeffa1d | Iustin Pop | """Master daemon program. |
23 | ffeffa1d | Iustin Pop | |
24 | ffeffa1d | Iustin Pop | Some classes deviates from the standard style guide since the |
25 | ffeffa1d | Iustin Pop | inheritance from parent classes requires it. |
26 | ffeffa1d | Iustin Pop | |
27 | ffeffa1d | Iustin Pop | """ |
28 | ffeffa1d | Iustin Pop | |
29 | ffeffa1d | Iustin Pop | |
30 | c1f2901b | Iustin Pop | import sys |
31 | ffeffa1d | Iustin Pop | import SocketServer |
32 | ffeffa1d | Iustin Pop | import threading |
33 | ffeffa1d | Iustin Pop | import time |
34 | ffeffa1d | Iustin Pop | import collections |
35 | ffeffa1d | Iustin Pop | import Queue |
36 | ffeffa1d | Iustin Pop | import random |
37 | ffeffa1d | Iustin Pop | import signal |
38 | ffeffa1d | Iustin Pop | import simplejson |
39 | 96cb3986 | Michael Hanselmann | import logging |
40 | ffeffa1d | Iustin Pop | |
41 | ffeffa1d | Iustin Pop | from cStringIO import StringIO |
42 | c1f2901b | Iustin Pop | from optparse import OptionParser |
43 | ffeffa1d | Iustin Pop | |
44 | 39dcf2ef | Guido Trotter | from ganeti import config |
45 | ffeffa1d | Iustin Pop | from ganeti import constants |
46 | ffeffa1d | Iustin Pop | from ganeti import mcpu |
47 | ffeffa1d | Iustin Pop | from ganeti import opcodes |
48 | ffeffa1d | Iustin Pop | from ganeti import jqueue |
49 | 39dcf2ef | Guido Trotter | from ganeti import locking |
50 | ffeffa1d | Iustin Pop | from ganeti import luxi |
51 | ffeffa1d | Iustin Pop | from ganeti import utils |
52 | c1f2901b | Iustin Pop | from ganeti import errors |
53 | c1f2901b | Iustin Pop | from ganeti import ssconf |
54 | 96cb3986 | Michael Hanselmann | from ganeti import logger |
55 | c1f2901b | Iustin Pop | |
56 | c1f2901b | Iustin Pop | |
57 | c1f2901b | Iustin Pop | EXIT_NOTMASTER = constants.EXIT_NOTMASTER |
58 | c1f2901b | Iustin Pop | EXIT_NODESETUP_ERROR = constants.EXIT_NODESETUP_ERROR |
59 | ffeffa1d | Iustin Pop | |
60 | ffeffa1d | Iustin Pop | |
61 | ffeffa1d | Iustin Pop | class IOServer(SocketServer.UnixStreamServer): |
62 | ffeffa1d | Iustin Pop | """IO thread class. |
63 | ffeffa1d | Iustin Pop | |
64 | ffeffa1d | Iustin Pop | This class takes care of initializing the other threads, setting |
65 | ffeffa1d | Iustin Pop | signal handlers (which are processed only in this thread), and doing |
66 | ffeffa1d | Iustin Pop | cleanup at shutdown. |
67 | ffeffa1d | Iustin Pop | |
68 | ffeffa1d | Iustin Pop | """ |
69 | 39dcf2ef | Guido Trotter | def __init__(self, address, rqhandler, context): |
70 | ce862cd5 | Guido Trotter | """IOServer constructor |
71 | ce862cd5 | Guido Trotter | |
72 | ce862cd5 | Guido Trotter | Args: |
73 | ce862cd5 | Guido Trotter | address: the address to bind this IOServer to |
74 | ce862cd5 | Guido Trotter | rqhandler: RequestHandler type object |
75 | 39dcf2ef | Guido Trotter | context: Context Object common to all worker threads |
76 | ce862cd5 | Guido Trotter | |
77 | ce862cd5 | Guido Trotter | """ |
78 | ffeffa1d | Iustin Pop | SocketServer.UnixStreamServer.__init__(self, address, rqhandler) |
79 | ffeffa1d | Iustin Pop | self.do_quit = False |
80 | 39dcf2ef | Guido Trotter | self.context = context |
81 | 50a3fbb2 | Michael Hanselmann | |
82 | 50a3fbb2 | Michael Hanselmann | # We'll only start threads once we've forked. |
83 | 50a3fbb2 | Michael Hanselmann | self.jobqueue = None |
84 | 50a3fbb2 | Michael Hanselmann | |
85 | c1f2901b | Iustin Pop | signal.signal(signal.SIGINT, self.handle_quit_signals) |
86 | c1f2901b | Iustin Pop | signal.signal(signal.SIGTERM, self.handle_quit_signals) |
87 | c1f2901b | Iustin Pop | |
88 | 50a3fbb2 | Michael Hanselmann | def setup_queue(self): |
89 | 50a3fbb2 | Michael Hanselmann | self.jobqueue = jqueue.JobQueue(self.context) |
90 | 50a3fbb2 | Michael Hanselmann | |
91 | ffeffa1d | Iustin Pop | def process_request_thread(self, request, client_address): |
92 | ffeffa1d | Iustin Pop | """Process the request. |
93 | ffeffa1d | Iustin Pop | |
94 | ffeffa1d | Iustin Pop | This is copied from the code in ThreadingMixIn. |
95 | ffeffa1d | Iustin Pop | |
96 | ffeffa1d | Iustin Pop | """ |
97 | ffeffa1d | Iustin Pop | try: |
98 | ffeffa1d | Iustin Pop | self.finish_request(request, client_address) |
99 | ffeffa1d | Iustin Pop | self.close_request(request) |
100 | ffeffa1d | Iustin Pop | except: |
101 | ffeffa1d | Iustin Pop | self.handle_error(request, client_address) |
102 | ffeffa1d | Iustin Pop | self.close_request(request) |
103 | ffeffa1d | Iustin Pop | |
104 | ffeffa1d | Iustin Pop | def process_request(self, request, client_address): |
105 | ffeffa1d | Iustin Pop | """Start a new thread to process the request. |
106 | ffeffa1d | Iustin Pop | |
107 | ffeffa1d | Iustin Pop | This is copied from the coode in ThreadingMixIn. |
108 | ffeffa1d | Iustin Pop | |
109 | ffeffa1d | Iustin Pop | """ |
110 | ffeffa1d | Iustin Pop | t = threading.Thread(target=self.process_request_thread, |
111 | ffeffa1d | Iustin Pop | args=(request, client_address)) |
112 | ffeffa1d | Iustin Pop | t.start() |
113 | ffeffa1d | Iustin Pop | |
114 | c1f2901b | Iustin Pop | def handle_quit_signals(self, signum, frame): |
115 | ffeffa1d | Iustin Pop | print "received %s in %s" % (signum, frame) |
116 | ffeffa1d | Iustin Pop | self.do_quit = True |
117 | ffeffa1d | Iustin Pop | |
118 | ffeffa1d | Iustin Pop | def serve_forever(self): |
119 | ffeffa1d | Iustin Pop | """Handle one request at a time until told to quit.""" |
120 | ffeffa1d | Iustin Pop | while not self.do_quit: |
121 | ffeffa1d | Iustin Pop | self.handle_request() |
122 | c1f2901b | Iustin Pop | print "served request, quit=%s" % (self.do_quit) |
123 | c1f2901b | Iustin Pop | |
124 | c1f2901b | Iustin Pop | def server_cleanup(self): |
125 | c1f2901b | Iustin Pop | """Cleanup the server. |
126 | c1f2901b | Iustin Pop | |
127 | c1f2901b | Iustin Pop | This involves shutting down the processor threads and the master |
128 | c1f2901b | Iustin Pop | socket. |
129 | c1f2901b | Iustin Pop | |
130 | c1f2901b | Iustin Pop | """ |
131 | 50a3fbb2 | Michael Hanselmann | try: |
132 | 50a3fbb2 | Michael Hanselmann | self.server_close() |
133 | 50a3fbb2 | Michael Hanselmann | utils.RemoveFile(constants.MASTER_SOCKET) |
134 | 50a3fbb2 | Michael Hanselmann | finally: |
135 | 50a3fbb2 | Michael Hanselmann | if self.jobqueue: |
136 | 50a3fbb2 | Michael Hanselmann | self.jobqueue.Shutdown() |
137 | ffeffa1d | Iustin Pop | |
138 | ffeffa1d | Iustin Pop | |
139 | ffeffa1d | Iustin Pop | class ClientRqHandler(SocketServer.BaseRequestHandler): |
140 | ffeffa1d | Iustin Pop | """Client handler""" |
141 | ffeffa1d | Iustin Pop | EOM = '\3' |
142 | ffeffa1d | Iustin Pop | READ_SIZE = 4096 |
143 | ffeffa1d | Iustin Pop | |
144 | ffeffa1d | Iustin Pop | def setup(self): |
145 | ffeffa1d | Iustin Pop | self._buffer = "" |
146 | ffeffa1d | Iustin Pop | self._msgs = collections.deque() |
147 | ffeffa1d | Iustin Pop | self._ops = ClientOps(self.server) |
148 | ffeffa1d | Iustin Pop | |
149 | ffeffa1d | Iustin Pop | def handle(self): |
150 | ffeffa1d | Iustin Pop | while True: |
151 | ffeffa1d | Iustin Pop | msg = self.read_message() |
152 | ffeffa1d | Iustin Pop | if msg is None: |
153 | 3d8548c4 | Michael Hanselmann | logging.info("client closed connection") |
154 | ffeffa1d | Iustin Pop | break |
155 | 3d8548c4 | Michael Hanselmann | |
156 | ffeffa1d | Iustin Pop | request = simplejson.loads(msg) |
157 | 3d8548c4 | Michael Hanselmann | logging.debug("request: %s", request) |
158 | ffeffa1d | Iustin Pop | if not isinstance(request, dict): |
159 | 3d8548c4 | Michael Hanselmann | logging.error("wrong request received: %s", msg) |
160 | ffeffa1d | Iustin Pop | break |
161 | 3d8548c4 | Michael Hanselmann | |
162 | 3d8548c4 | Michael Hanselmann | method = request.get(luxi.KEY_METHOD, None) |
163 | 3d8548c4 | Michael Hanselmann | args = request.get(luxi.KEY_ARGS, None) |
164 | 3d8548c4 | Michael Hanselmann | if method is None or args is None: |
165 | 3d8548c4 | Michael Hanselmann | logging.error("no method or args in request") |
166 | ffeffa1d | Iustin Pop | break |
167 | 3d8548c4 | Michael Hanselmann | |
168 | 3d8548c4 | Michael Hanselmann | success = False |
169 | 3d8548c4 | Michael Hanselmann | try: |
170 | 3d8548c4 | Michael Hanselmann | result = self._ops.handle_request(method, args) |
171 | 3d8548c4 | Michael Hanselmann | success = True |
172 | 3d8548c4 | Michael Hanselmann | except: |
173 | 3d8548c4 | Michael Hanselmann | logging.error("Unexpected exception", exc_info=True) |
174 | 3d8548c4 | Michael Hanselmann | err = sys.exc_info() |
175 | 3d8548c4 | Michael Hanselmann | result = "Caught exception: %s" % str(err[1]) |
176 | 3d8548c4 | Michael Hanselmann | |
177 | 3d8548c4 | Michael Hanselmann | response = { |
178 | 3d8548c4 | Michael Hanselmann | luxi.KEY_SUCCESS: success, |
179 | 3d8548c4 | Michael Hanselmann | luxi.KEY_RESULT: result, |
180 | 3d8548c4 | Michael Hanselmann | } |
181 | 3d8548c4 | Michael Hanselmann | logging.debug("response: %s", response) |
182 | 3d8548c4 | Michael Hanselmann | self.send_message(simplejson.dumps(response)) |
183 | ffeffa1d | Iustin Pop | |
184 | ffeffa1d | Iustin Pop | def read_message(self): |
185 | ffeffa1d | Iustin Pop | while not self._msgs: |
186 | ffeffa1d | Iustin Pop | data = self.request.recv(self.READ_SIZE) |
187 | ffeffa1d | Iustin Pop | if not data: |
188 | ffeffa1d | Iustin Pop | return None |
189 | ffeffa1d | Iustin Pop | new_msgs = (self._buffer + data).split(self.EOM) |
190 | ffeffa1d | Iustin Pop | self._buffer = new_msgs.pop() |
191 | ffeffa1d | Iustin Pop | self._msgs.extend(new_msgs) |
192 | ffeffa1d | Iustin Pop | return self._msgs.popleft() |
193 | ffeffa1d | Iustin Pop | |
194 | ffeffa1d | Iustin Pop | def send_message(self, msg): |
195 | ffeffa1d | Iustin Pop | #print "sending", msg |
196 | ffeffa1d | Iustin Pop | self.request.sendall(msg + self.EOM) |
197 | ffeffa1d | Iustin Pop | |
198 | ffeffa1d | Iustin Pop | |
199 | ffeffa1d | Iustin Pop | class ClientOps: |
200 | ffeffa1d | Iustin Pop | """Class holding high-level client operations.""" |
201 | ffeffa1d | Iustin Pop | def __init__(self, server): |
202 | ffeffa1d | Iustin Pop | self.server = server |
203 | ffeffa1d | Iustin Pop | |
204 | 0bbe448c | Michael Hanselmann | def handle_request(self, method, args): |
205 | 0bbe448c | Michael Hanselmann | queue = self.server.jobqueue |
206 | 0bbe448c | Michael Hanselmann | |
207 | 0bbe448c | Michael Hanselmann | # TODO: Parameter validation |
208 | 0bbe448c | Michael Hanselmann | |
209 | 0bbe448c | Michael Hanselmann | if method == luxi.REQ_SUBMIT_JOB: |
210 | 0bbe448c | Michael Hanselmann | ops = [opcodes.OpCode.LoadOpCode(state) for state in args] |
211 | 0bbe448c | Michael Hanselmann | return queue.SubmitJob(ops) |
212 | ffeffa1d | Iustin Pop | |
213 | 0bbe448c | Michael Hanselmann | elif method == luxi.REQ_CANCEL_JOB: |
214 | 0bbe448c | Michael Hanselmann | (job_id, ) = args |
215 | 0bbe448c | Michael Hanselmann | return queue.CancelJob(job_id) |
216 | ffeffa1d | Iustin Pop | |
217 | 0bbe448c | Michael Hanselmann | elif method == luxi.REQ_ARCHIVE_JOB: |
218 | 0bbe448c | Michael Hanselmann | (job_id, ) = args |
219 | 0bbe448c | Michael Hanselmann | return queue.ArchiveJob(job_id) |
220 | 0bbe448c | Michael Hanselmann | |
221 | 0bbe448c | Michael Hanselmann | elif method == luxi.REQ_QUERY_JOBS: |
222 | 0bbe448c | Michael Hanselmann | (job_ids, fields) = args |
223 | 0bbe448c | Michael Hanselmann | return queue.QueryJobs(job_ids, fields) |
224 | 0bbe448c | Michael Hanselmann | |
225 | 0bbe448c | Michael Hanselmann | else: |
226 | 0bbe448c | Michael Hanselmann | raise ValueError("Invalid operation") |
227 | ffeffa1d | Iustin Pop | |
228 | ffeffa1d | Iustin Pop | |
229 | 39dcf2ef | Guido Trotter | class GanetiContext(object): |
230 | 39dcf2ef | Guido Trotter | """Context common to all ganeti threads. |
231 | 39dcf2ef | Guido Trotter | |
232 | 39dcf2ef | Guido Trotter | This class creates and holds common objects shared by all threads. |
233 | 39dcf2ef | Guido Trotter | |
234 | 39dcf2ef | Guido Trotter | """ |
235 | 39dcf2ef | Guido Trotter | _instance = None |
236 | 39dcf2ef | Guido Trotter | |
237 | 39dcf2ef | Guido Trotter | def __init__(self): |
238 | 39dcf2ef | Guido Trotter | """Constructs a new GanetiContext object. |
239 | 39dcf2ef | Guido Trotter | |
240 | 39dcf2ef | Guido Trotter | There should be only a GanetiContext object at any time, so this |
241 | 39dcf2ef | Guido Trotter | function raises an error if this is not the case. |
242 | 39dcf2ef | Guido Trotter | |
243 | 39dcf2ef | Guido Trotter | """ |
244 | 39dcf2ef | Guido Trotter | assert self.__class__._instance is None, "double GanetiContext instance" |
245 | 39dcf2ef | Guido Trotter | |
246 | 39dcf2ef | Guido Trotter | # Create a ConfigWriter... |
247 | 39dcf2ef | Guido Trotter | self.cfg = config.ConfigWriter() |
248 | 39dcf2ef | Guido Trotter | # And a GanetiLockingManager... |
249 | 984f7c32 | Guido Trotter | self.glm = locking.GanetiLockManager( |
250 | 39dcf2ef | Guido Trotter | self.cfg.GetNodeList(), |
251 | 39dcf2ef | Guido Trotter | self.cfg.GetInstanceList()) |
252 | 39dcf2ef | Guido Trotter | |
253 | 39dcf2ef | Guido Trotter | # setting this also locks the class against attribute modifications |
254 | 39dcf2ef | Guido Trotter | self.__class__._instance = self |
255 | 39dcf2ef | Guido Trotter | |
256 | 39dcf2ef | Guido Trotter | def __setattr__(self, name, value): |
257 | 39dcf2ef | Guido Trotter | """Setting GanetiContext attributes is forbidden after initialization. |
258 | 39dcf2ef | Guido Trotter | |
259 | 39dcf2ef | Guido Trotter | """ |
260 | 39dcf2ef | Guido Trotter | assert self.__class__._instance is None, "Attempt to modify Ganeti Context" |
261 | 39dcf2ef | Guido Trotter | object.__setattr__(self, name, value) |
262 | 39dcf2ef | Guido Trotter | |
263 | 39dcf2ef | Guido Trotter | |
264 | c1f2901b | Iustin Pop | def CheckMaster(debug): |
265 | c1f2901b | Iustin Pop | """Checks the node setup. |
266 | c1f2901b | Iustin Pop | |
267 | c1f2901b | Iustin Pop | If this is the master, the function will return. Otherwise it will |
268 | c1f2901b | Iustin Pop | exit with an exit code based on the node status. |
269 | c1f2901b | Iustin Pop | |
270 | c1f2901b | Iustin Pop | """ |
271 | c1f2901b | Iustin Pop | try: |
272 | c1f2901b | Iustin Pop | ss = ssconf.SimpleStore() |
273 | c1f2901b | Iustin Pop | master_name = ss.GetMasterNode() |
274 | c1f2901b | Iustin Pop | except errors.ConfigurationError, err: |
275 | c1f2901b | Iustin Pop | print "Cluster configuration incomplete: '%s'" % str(err) |
276 | c1f2901b | Iustin Pop | sys.exit(EXIT_NODESETUP_ERROR) |
277 | c1f2901b | Iustin Pop | |
278 | c1f2901b | Iustin Pop | try: |
279 | c1f2901b | Iustin Pop | myself = utils.HostInfo() |
280 | c1f2901b | Iustin Pop | except errors.ResolverError, err: |
281 | c1f2901b | Iustin Pop | sys.stderr.write("Cannot resolve my own name (%s)\n" % err.args[0]) |
282 | c1f2901b | Iustin Pop | sys.exit(EXIT_NODESETUP_ERROR) |
283 | c1f2901b | Iustin Pop | |
284 | c1f2901b | Iustin Pop | if myself.name != master_name: |
285 | c1f2901b | Iustin Pop | if debug: |
286 | c1f2901b | Iustin Pop | sys.stderr.write("Not master, exiting.\n") |
287 | c1f2901b | Iustin Pop | sys.exit(EXIT_NOTMASTER) |
288 | c1f2901b | Iustin Pop | |
289 | c1f2901b | Iustin Pop | |
290 | c1f2901b | Iustin Pop | def ParseOptions(): |
291 | c1f2901b | Iustin Pop | """Parse the command line options. |
292 | c1f2901b | Iustin Pop | |
293 | c1f2901b | Iustin Pop | Returns: |
294 | c1f2901b | Iustin Pop | (options, args) as from OptionParser.parse_args() |
295 | c1f2901b | Iustin Pop | |
296 | c1f2901b | Iustin Pop | """ |
297 | c1f2901b | Iustin Pop | parser = OptionParser(description="Ganeti master daemon", |
298 | c1f2901b | Iustin Pop | usage="%prog [-f] [-d]", |
299 | c1f2901b | Iustin Pop | version="%%prog (ganeti) %s" % |
300 | c1f2901b | Iustin Pop | constants.RELEASE_VERSION) |
301 | c1f2901b | Iustin Pop | |
302 | c1f2901b | Iustin Pop | parser.add_option("-f", "--foreground", dest="fork", |
303 | c1f2901b | Iustin Pop | help="Don't detach from the current terminal", |
304 | c1f2901b | Iustin Pop | default=True, action="store_false") |
305 | c1f2901b | Iustin Pop | parser.add_option("-d", "--debug", dest="debug", |
306 | c1f2901b | Iustin Pop | help="Enable some debug messages", |
307 | c1f2901b | Iustin Pop | default=False, action="store_true") |
308 | c1f2901b | Iustin Pop | options, args = parser.parse_args() |
309 | c1f2901b | Iustin Pop | return options, args |
310 | c1f2901b | Iustin Pop | |
311 | c1f2901b | Iustin Pop | |
312 | ffeffa1d | Iustin Pop | def main(): |
313 | ffeffa1d | Iustin Pop | """Main function""" |
314 | ffeffa1d | Iustin Pop | |
315 | c1f2901b | Iustin Pop | options, args = ParseOptions() |
316 | c1f2901b | Iustin Pop | utils.debug = options.debug |
317 | b74159ee | Iustin Pop | utils.no_fork = True |
318 | c1f2901b | Iustin Pop | |
319 | c1f2901b | Iustin Pop | CheckMaster(options.debug) |
320 | c1f2901b | Iustin Pop | |
321 | 39dcf2ef | Guido Trotter | master = IOServer(constants.MASTER_SOCKET, ClientRqHandler, GanetiContext()) |
322 | ffeffa1d | Iustin Pop | |
323 | c1f2901b | Iustin Pop | # become a daemon |
324 | c1f2901b | Iustin Pop | if options.fork: |
325 | c1f2901b | Iustin Pop | utils.Daemonize(logfile=constants.LOG_MASTERDAEMON, |
326 | c1f2901b | Iustin Pop | noclose_fds=[master.fileno()]) |
327 | c1f2901b | Iustin Pop | |
328 | ff5fac04 | Iustin Pop | logger.SetupDaemon(constants.LOG_MASTERDAEMON, debug=options.debug, |
329 | ff5fac04 | Iustin Pop | stderr_logging=not options.fork) |
330 | 3b316acb | Iustin Pop | |
331 | d4fa5c23 | Iustin Pop | logging.info("ganeti master daemon startup") |
332 | 3b316acb | Iustin Pop | |
333 | d4fa5c23 | Iustin Pop | master.setup_queue() |
334 | c1f2901b | Iustin Pop | try: |
335 | d4fa5c23 | Iustin Pop | master.serve_forever() |
336 | a4af651e | Iustin Pop | finally: |
337 | d4fa5c23 | Iustin Pop | master.server_cleanup() |
338 | a4af651e | Iustin Pop | |
339 | ffeffa1d | Iustin Pop | |
340 | ffeffa1d | Iustin Pop | if __name__ == "__main__": |
341 | ffeffa1d | Iustin Pop | main() |