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1 | 821d9e43 | Michael Hanselmann | #
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2 | 821d9e43 | Michael Hanselmann | #
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3 | 821d9e43 | Michael Hanselmann | |
4 | 821d9e43 | Michael Hanselmann | # Copyright (C) 2006, 2007, 2008 Google Inc.
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5 | 821d9e43 | Michael Hanselmann | #
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6 | 821d9e43 | Michael Hanselmann | # This program is free software; you can redistribute it and/or modify
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7 | 821d9e43 | Michael Hanselmann | # it under the terms of the GNU General Public License as published by
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8 | 821d9e43 | Michael Hanselmann | # the Free Software Foundation; either version 2 of the License, or
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9 | 821d9e43 | Michael Hanselmann | # (at your option) any later version.
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10 | 821d9e43 | Michael Hanselmann | #
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11 | 821d9e43 | Michael Hanselmann | # This program is distributed in the hope that it will be useful, but
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12 | 821d9e43 | Michael Hanselmann | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 821d9e43 | Michael Hanselmann | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 821d9e43 | Michael Hanselmann | # General Public License for more details.
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15 | 821d9e43 | Michael Hanselmann | #
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16 | 821d9e43 | Michael Hanselmann | # You should have received a copy of the GNU General Public License
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17 | 821d9e43 | Michael Hanselmann | # along with this program; if not, write to the Free Software
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18 | 821d9e43 | Michael Hanselmann | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | 821d9e43 | Michael Hanselmann | # 02110-1301, USA.
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20 | 821d9e43 | Michael Hanselmann | |
21 | 821d9e43 | Michael Hanselmann | |
22 | 821d9e43 | Michael Hanselmann | """Module with helper classes and functions for daemons"""
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23 | 821d9e43 | Michael Hanselmann | |
24 | 821d9e43 | Michael Hanselmann | |
25 | 112d240d | Guido Trotter | import asyncore |
26 | 3b1b0cb6 | Guido Trotter | import os |
27 | 821d9e43 | Michael Hanselmann | import signal |
28 | 821d9e43 | Michael Hanselmann | import errno |
29 | 04ccf5e9 | Guido Trotter | import logging |
30 | a02b89cf | Guido Trotter | import sched |
31 | a02b89cf | Guido Trotter | import time |
32 | 5f3269fc | Guido Trotter | import socket |
33 | 6ddf5c8f | Guido Trotter | import select |
34 | c124045f | Iustin Pop | import sys |
35 | 821d9e43 | Michael Hanselmann | |
36 | 821d9e43 | Michael Hanselmann | from ganeti import utils |
37 | 04ccf5e9 | Guido Trotter | from ganeti import constants |
38 | a02b89cf | Guido Trotter | from ganeti import errors |
39 | a02b89cf | Guido Trotter | |
40 | a02b89cf | Guido Trotter | |
41 | a02b89cf | Guido Trotter | class SchedulerBreakout(Exception): |
42 | a02b89cf | Guido Trotter | """Exception used to get out of the scheduler loop
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43 | a02b89cf | Guido Trotter |
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44 | a02b89cf | Guido Trotter | """
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45 | a02b89cf | Guido Trotter | |
46 | a02b89cf | Guido Trotter | |
47 | a02b89cf | Guido Trotter | def AsyncoreDelayFunction(timeout): |
48 | a02b89cf | Guido Trotter | """Asyncore-compatible scheduler delay function.
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49 | a02b89cf | Guido Trotter |
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50 | a02b89cf | Guido Trotter | This is a delay function for sched that, rather than actually sleeping,
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51 | a02b89cf | Guido Trotter | executes asyncore events happening in the meantime.
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52 | a02b89cf | Guido Trotter |
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53 | a02b89cf | Guido Trotter | After an event has occurred, rather than returning, it raises a
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54 | a02b89cf | Guido Trotter | SchedulerBreakout exception, which will force the current scheduler.run()
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55 | a02b89cf | Guido Trotter | invocation to terminate, so that we can also check for signals. The main loop
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56 | a02b89cf | Guido Trotter | will then call the scheduler run again, which will allow it to actually
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57 | a02b89cf | Guido Trotter | process any due events.
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58 | a02b89cf | Guido Trotter |
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59 | a02b89cf | Guido Trotter | This is needed because scheduler.run() doesn't support a count=..., as
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60 | a02b89cf | Guido Trotter | asyncore loop, and the scheduler module documents throwing exceptions from
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61 | a02b89cf | Guido Trotter | inside the delay function as an allowed usage model.
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62 | a02b89cf | Guido Trotter |
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63 | a02b89cf | Guido Trotter | """
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64 | a02b89cf | Guido Trotter | asyncore.loop(timeout=timeout, count=1, use_poll=True) |
65 | a02b89cf | Guido Trotter | raise SchedulerBreakout()
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66 | a02b89cf | Guido Trotter | |
67 | a02b89cf | Guido Trotter | |
68 | a02b89cf | Guido Trotter | class AsyncoreScheduler(sched.scheduler): |
69 | a02b89cf | Guido Trotter | """Event scheduler integrated with asyncore
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70 | a02b89cf | Guido Trotter |
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71 | a02b89cf | Guido Trotter | """
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72 | a02b89cf | Guido Trotter | def __init__(self, timefunc): |
73 | a02b89cf | Guido Trotter | sched.scheduler.__init__(self, timefunc, AsyncoreDelayFunction)
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74 | 821d9e43 | Michael Hanselmann | |
75 | 821d9e43 | Michael Hanselmann | |
76 | 5f3269fc | Guido Trotter | class AsyncUDPSocket(asyncore.dispatcher): |
77 | 5f3269fc | Guido Trotter | """An improved asyncore udp socket.
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78 | 5f3269fc | Guido Trotter |
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79 | 5f3269fc | Guido Trotter | """
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80 | 5f3269fc | Guido Trotter | def __init__(self): |
81 | 5f3269fc | Guido Trotter | """Constructor for AsyncUDPSocket
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82 | 5f3269fc | Guido Trotter |
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83 | 5f3269fc | Guido Trotter | """
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84 | 5f3269fc | Guido Trotter | asyncore.dispatcher.__init__(self)
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85 | 5f3269fc | Guido Trotter | self._out_queue = []
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86 | 5f3269fc | Guido Trotter | self.create_socket(socket.AF_INET, socket.SOCK_DGRAM)
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87 | 5f3269fc | Guido Trotter | |
88 | 5f3269fc | Guido Trotter | # this method is overriding an asyncore.dispatcher method
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89 | 5f3269fc | Guido Trotter | def handle_connect(self): |
90 | 5f3269fc | Guido Trotter | # Python thinks that the first udp message from a source qualifies as a
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91 | 5f3269fc | Guido Trotter | # "connect" and further ones are part of the same connection. We beg to
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92 | 5f3269fc | Guido Trotter | # differ and treat all messages equally.
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93 | 5f3269fc | Guido Trotter | pass
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94 | 5f3269fc | Guido Trotter | |
95 | 8216580d | Guido Trotter | def do_read(self): |
96 | 8216580d | Guido Trotter | try:
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97 | 8216580d | Guido Trotter | payload, address = self.recvfrom(constants.MAX_UDP_DATA_SIZE)
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98 | 8216580d | Guido Trotter | except socket.error, err:
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99 | 8216580d | Guido Trotter | if err.errno == errno.EINTR:
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100 | 8216580d | Guido Trotter | # we got a signal while trying to read. no need to do anything,
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101 | 8216580d | Guido Trotter | # handle_read will be called again if there is data on the socket.
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102 | 8216580d | Guido Trotter | return
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103 | 8216580d | Guido Trotter | else:
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104 | 8216580d | Guido Trotter | raise
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105 | 8216580d | Guido Trotter | ip, port = address |
106 | 8216580d | Guido Trotter | self.handle_datagram(payload, ip, port)
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107 | 8216580d | Guido Trotter | |
108 | 5f3269fc | Guido Trotter | # this method is overriding an asyncore.dispatcher method
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109 | 5f3269fc | Guido Trotter | def handle_read(self): |
110 | 5f3269fc | Guido Trotter | try:
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111 | 8216580d | Guido Trotter | self.do_read()
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112 | 7260cfbe | Iustin Pop | except: # pylint: disable-msg=W0702 |
113 | 5f3269fc | Guido Trotter | # we need to catch any exception here, log it, but proceed, because even
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114 | 5f3269fc | Guido Trotter | # if we failed handling a single request, we still want to continue.
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115 | 5f3269fc | Guido Trotter | logging.error("Unexpected exception", exc_info=True) |
116 | 5f3269fc | Guido Trotter | |
117 | 5f3269fc | Guido Trotter | def handle_datagram(self, payload, ip, port): |
118 | 5f3269fc | Guido Trotter | """Handle an already read udp datagram
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119 | 5f3269fc | Guido Trotter |
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120 | 5f3269fc | Guido Trotter | """
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121 | 5f3269fc | Guido Trotter | raise NotImplementedError |
122 | 5f3269fc | Guido Trotter | |
123 | 5f3269fc | Guido Trotter | # this method is overriding an asyncore.dispatcher method
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124 | 5f3269fc | Guido Trotter | def writable(self): |
125 | 5f3269fc | Guido Trotter | # We should check whether we can write to the socket only if we have
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126 | 5f3269fc | Guido Trotter | # something scheduled to be written
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127 | 5f3269fc | Guido Trotter | return bool(self._out_queue) |
128 | 5f3269fc | Guido Trotter | |
129 | 5f3269fc | Guido Trotter | def handle_write(self): |
130 | 5f3269fc | Guido Trotter | try:
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131 | 5f3269fc | Guido Trotter | if not self._out_queue: |
132 | 5f3269fc | Guido Trotter | logging.error("handle_write called with empty output queue")
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133 | 5f3269fc | Guido Trotter | return
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134 | 5f3269fc | Guido Trotter | (ip, port, payload) = self._out_queue[0] |
135 | 5f3269fc | Guido Trotter | try:
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136 | 5f3269fc | Guido Trotter | self.sendto(payload, 0, (ip, port)) |
137 | 5f3269fc | Guido Trotter | except socket.error, err:
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138 | 5f3269fc | Guido Trotter | if err.errno == errno.EINTR:
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139 | 5f3269fc | Guido Trotter | # we got a signal while trying to write. no need to do anything,
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140 | 5f3269fc | Guido Trotter | # handle_write will be called again because we haven't emptied the
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141 | 5f3269fc | Guido Trotter | # _out_queue, and we'll try again
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142 | 5f3269fc | Guido Trotter | return
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143 | 5f3269fc | Guido Trotter | else:
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144 | 5f3269fc | Guido Trotter | raise
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145 | 5f3269fc | Guido Trotter | self._out_queue.pop(0) |
146 | 7260cfbe | Iustin Pop | except: # pylint: disable-msg=W0702 |
147 | 5f3269fc | Guido Trotter | # we need to catch any exception here, log it, but proceed, because even
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148 | 5f3269fc | Guido Trotter | # if we failed sending a single datagram we still want to continue.
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149 | 5f3269fc | Guido Trotter | logging.error("Unexpected exception", exc_info=True) |
150 | 5f3269fc | Guido Trotter | |
151 | 5f3269fc | Guido Trotter | def enqueue_send(self, ip, port, payload): |
152 | 5f3269fc | Guido Trotter | """Enqueue a datagram to be sent when possible
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153 | 5f3269fc | Guido Trotter |
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154 | 5f3269fc | Guido Trotter | """
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155 | c8eded0b | Guido Trotter | if len(payload) > constants.MAX_UDP_DATA_SIZE: |
156 | c8eded0b | Guido Trotter | raise errors.UdpDataSizeError('Packet too big: %s > %s' % (len(payload), |
157 | c8eded0b | Guido Trotter | constants.MAX_UDP_DATA_SIZE)) |
158 | 5f3269fc | Guido Trotter | self._out_queue.append((ip, port, payload))
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159 | 5f3269fc | Guido Trotter | |
160 | 6ddf5c8f | Guido Trotter | def process_next_packet(self, timeout=0): |
161 | 6ddf5c8f | Guido Trotter | """Process the next datagram, waiting for it if necessary.
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162 | 6ddf5c8f | Guido Trotter |
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163 | 6ddf5c8f | Guido Trotter | @type timeout: float
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164 | 6ddf5c8f | Guido Trotter | @param timeout: how long to wait for data
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165 | 6ddf5c8f | Guido Trotter | @rtype: boolean
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166 | 6ddf5c8f | Guido Trotter | @return: True if some data has been handled, False otherwise
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167 | 6ddf5c8f | Guido Trotter |
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168 | 6ddf5c8f | Guido Trotter | """
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169 | 1b429e2a | Iustin Pop | result = utils.WaitForFdCondition(self, select.POLLIN, timeout)
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170 | 1b429e2a | Iustin Pop | if result is not None and result & select.POLLIN: |
171 | 6ddf5c8f | Guido Trotter | self.do_read()
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172 | 6ddf5c8f | Guido Trotter | return True |
173 | 6ddf5c8f | Guido Trotter | else:
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174 | 6ddf5c8f | Guido Trotter | return False |
175 | 6ddf5c8f | Guido Trotter | |
176 | 5f3269fc | Guido Trotter | |
177 | 821d9e43 | Michael Hanselmann | class Mainloop(object): |
178 | 821d9e43 | Michael Hanselmann | """Generic mainloop for daemons
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179 | 821d9e43 | Michael Hanselmann |
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180 | 69b99987 | Michael Hanselmann | @ivar scheduler: A sched.scheduler object, which can be used to register
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181 | 69b99987 | Michael Hanselmann | timed events
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182 | 69b99987 | Michael Hanselmann |
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183 | 821d9e43 | Michael Hanselmann | """
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184 | 821d9e43 | Michael Hanselmann | def __init__(self): |
185 | b14b975f | Michael Hanselmann | """Constructs a new Mainloop instance.
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186 | b14b975f | Michael Hanselmann |
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187 | b14b975f | Michael Hanselmann | """
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188 | 821d9e43 | Michael Hanselmann | self._signal_wait = []
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189 | a02b89cf | Guido Trotter | self.scheduler = AsyncoreScheduler(time.time)
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190 | 821d9e43 | Michael Hanselmann | |
191 | 9b739173 | Guido Trotter | @utils.SignalHandled([signal.SIGCHLD])
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192 | 9b739173 | Guido Trotter | @utils.SignalHandled([signal.SIGTERM])
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193 | 69b99987 | Michael Hanselmann | def Run(self, signal_handlers=None): |
194 | b14b975f | Michael Hanselmann | """Runs the mainloop.
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195 | b14b975f | Michael Hanselmann |
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196 | 9b739173 | Guido Trotter | @type signal_handlers: dict
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197 | 9b739173 | Guido Trotter | @param signal_handlers: signal->L{utils.SignalHandler} passed by decorator
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198 | b14b975f | Michael Hanselmann |
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199 | b14b975f | Michael Hanselmann | """
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200 | 9b739173 | Guido Trotter | assert isinstance(signal_handlers, dict) and \ |
201 | 9b739173 | Guido Trotter | len(signal_handlers) > 0, \ |
202 | 9b739173 | Guido Trotter | "Broken SignalHandled decorator"
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203 | 9b739173 | Guido Trotter | running = True
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204 | 9b739173 | Guido Trotter | # Start actual main loop
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205 | 9b739173 | Guido Trotter | while running:
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206 | a02b89cf | Guido Trotter | if not self.scheduler.empty(): |
207 | a02b89cf | Guido Trotter | try:
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208 | a02b89cf | Guido Trotter | self.scheduler.run()
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209 | a02b89cf | Guido Trotter | except SchedulerBreakout:
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210 | a02b89cf | Guido Trotter | pass
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211 | a02b89cf | Guido Trotter | else:
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212 | a02b89cf | Guido Trotter | asyncore.loop(count=1, use_poll=True) |
213 | 9b739173 | Guido Trotter | |
214 | 9b739173 | Guido Trotter | # Check whether a signal was raised
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215 | 9b739173 | Guido Trotter | for sig in signal_handlers: |
216 | 9b739173 | Guido Trotter | handler = signal_handlers[sig] |
217 | 9b739173 | Guido Trotter | if handler.called:
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218 | 9b739173 | Guido Trotter | self._CallSignalWaiters(sig)
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219 | 9b739173 | Guido Trotter | running = (sig != signal.SIGTERM) |
220 | 9b739173 | Guido Trotter | handler.Clear() |
221 | a570e2a8 | Guido Trotter | |
222 | b14b975f | Michael Hanselmann | def _CallSignalWaiters(self, signum): |
223 | b14b975f | Michael Hanselmann | """Calls all signal waiters for a certain signal.
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224 | b14b975f | Michael Hanselmann |
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225 | b14b975f | Michael Hanselmann | @type signum: int
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226 | b14b975f | Michael Hanselmann | @param signum: Signal number
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227 | b14b975f | Michael Hanselmann |
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228 | b14b975f | Michael Hanselmann | """
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229 | b14b975f | Michael Hanselmann | for owner in self._signal_wait: |
230 | a9fe7232 | Guido Trotter | owner.OnSignal(signum) |
231 | 821d9e43 | Michael Hanselmann | |
232 | 821d9e43 | Michael Hanselmann | def RegisterSignal(self, owner): |
233 | 821d9e43 | Michael Hanselmann | """Registers a receiver for signal notifications
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234 | 821d9e43 | Michael Hanselmann |
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235 | 821d9e43 | Michael Hanselmann | The receiver must support a "OnSignal(self, signum)" function.
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236 | 821d9e43 | Michael Hanselmann |
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237 | 821d9e43 | Michael Hanselmann | @type owner: instance
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238 | 821d9e43 | Michael Hanselmann | @param owner: Receiver
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239 | 821d9e43 | Michael Hanselmann |
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240 | 821d9e43 | Michael Hanselmann | """
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241 | 821d9e43 | Michael Hanselmann | self._signal_wait.append(owner)
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242 | b11c9e5c | Michael Hanselmann | |
243 | 04ccf5e9 | Guido Trotter | |
244 | 04ccf5e9 | Guido Trotter | def GenericMain(daemon_name, optionparser, dirs, check_fn, exec_fn): |
245 | 04ccf5e9 | Guido Trotter | """Shared main function for daemons.
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246 | 04ccf5e9 | Guido Trotter |
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247 | 04ccf5e9 | Guido Trotter | @type daemon_name: string
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248 | 04ccf5e9 | Guido Trotter | @param daemon_name: daemon name
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249 | 69b99987 | Michael Hanselmann | @type optionparser: optparse.OptionParser
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250 | 04ccf5e9 | Guido Trotter | @param optionparser: initialized optionparser with daemon-specific options
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251 | 04ccf5e9 | Guido Trotter | (common -f -d options will be handled by this module)
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252 | 04ccf5e9 | Guido Trotter | @type dirs: list of strings
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253 | 04ccf5e9 | Guido Trotter | @param dirs: list of directories that must exist for this daemon to work
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254 | 04ccf5e9 | Guido Trotter | @type check_fn: function which accepts (options, args)
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255 | 04ccf5e9 | Guido Trotter | @param check_fn: function that checks start conditions and exits if they're
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256 | 04ccf5e9 | Guido Trotter | not met
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257 | 04ccf5e9 | Guido Trotter | @type exec_fn: function which accepts (options, args)
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258 | 04ccf5e9 | Guido Trotter | @param exec_fn: function that's executed with the daemon's pid file held, and
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259 | 04ccf5e9 | Guido Trotter | runs the daemon itself.
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260 | 04ccf5e9 | Guido Trotter |
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261 | 04ccf5e9 | Guido Trotter | """
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262 | 04ccf5e9 | Guido Trotter | optionparser.add_option("-f", "--foreground", dest="fork", |
263 | 04ccf5e9 | Guido Trotter | help="Don't detach from the current terminal",
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264 | 04ccf5e9 | Guido Trotter | default=True, action="store_false") |
265 | 04ccf5e9 | Guido Trotter | optionparser.add_option("-d", "--debug", dest="debug", |
266 | 04ccf5e9 | Guido Trotter | help="Enable some debug messages",
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267 | 04ccf5e9 | Guido Trotter | default=False, action="store_true") |
268 | 551b6283 | Iustin Pop | optionparser.add_option("--syslog", dest="syslog", |
269 | 551b6283 | Iustin Pop | help="Enable logging to syslog (except debug"
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270 | 551b6283 | Iustin Pop | " messages); one of 'no', 'yes' or 'only' [%s]" %
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271 | 551b6283 | Iustin Pop | constants.SYSLOG_USAGE, |
272 | 551b6283 | Iustin Pop | default=constants.SYSLOG_USAGE, |
273 | 551b6283 | Iustin Pop | choices=["no", "yes", "only"]) |
274 | 04ccf5e9 | Guido Trotter | if daemon_name in constants.DAEMONS_PORTS: |
275 | 04ccf5e9 | Guido Trotter | # for networked daemons we also allow choosing the bind port and address.
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276 | 04ccf5e9 | Guido Trotter | # by default we use the port provided by utils.GetDaemonPort, and bind to
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277 | 04ccf5e9 | Guido Trotter | # 0.0.0.0 (which is represented by and empty bind address.
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278 | 04ccf5e9 | Guido Trotter | port = utils.GetDaemonPort(daemon_name) |
279 | 04ccf5e9 | Guido Trotter | optionparser.add_option("-p", "--port", dest="port", |
280 | 04ccf5e9 | Guido Trotter | help="Network port (%s default)." % port,
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281 | 04ccf5e9 | Guido Trotter | default=port, type="int")
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282 | 04ccf5e9 | Guido Trotter | optionparser.add_option("-b", "--bind", dest="bind_address", |
283 | 04ccf5e9 | Guido Trotter | help="Bind address",
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284 | 04ccf5e9 | Guido Trotter | default="", metavar="ADDRESS") |
285 | 04ccf5e9 | Guido Trotter | |
286 | 3b1b0cb6 | Guido Trotter | if daemon_name in constants.DAEMONS_SSL: |
287 | 3b1b0cb6 | Guido Trotter | default_cert, default_key = constants.DAEMONS_SSL[daemon_name] |
288 | 3b1b0cb6 | Guido Trotter | optionparser.add_option("--no-ssl", dest="ssl", |
289 | 3b1b0cb6 | Guido Trotter | help="Do not secure HTTP protocol with SSL",
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290 | 3b1b0cb6 | Guido Trotter | default=True, action="store_false") |
291 | 3b1b0cb6 | Guido Trotter | optionparser.add_option("-K", "--ssl-key", dest="ssl_key", |
292 | 3b1b0cb6 | Guido Trotter | help="SSL key",
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293 | 3b1b0cb6 | Guido Trotter | default=default_key, type="string")
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294 | 3b1b0cb6 | Guido Trotter | optionparser.add_option("-C", "--ssl-cert", dest="ssl_cert", |
295 | 3b1b0cb6 | Guido Trotter | help="SSL certificate",
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296 | 3b1b0cb6 | Guido Trotter | default=default_cert, type="string")
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297 | 3b1b0cb6 | Guido Trotter | |
298 | 04ccf5e9 | Guido Trotter | multithread = utils.no_fork = daemon_name in constants.MULTITHREADED_DAEMONS
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299 | 04ccf5e9 | Guido Trotter | |
300 | 04ccf5e9 | Guido Trotter | options, args = optionparser.parse_args() |
301 | 04ccf5e9 | Guido Trotter | |
302 | 3b1b0cb6 | Guido Trotter | if hasattr(options, 'ssl') and options.ssl: |
303 | 3b1b0cb6 | Guido Trotter | if not (options.ssl_cert and options.ssl_key): |
304 | 3b1b0cb6 | Guido Trotter | print >> sys.stderr, "Need key and certificate to use ssl" |
305 | 3b1b0cb6 | Guido Trotter | sys.exit(constants.EXIT_FAILURE) |
306 | 3b1b0cb6 | Guido Trotter | for fname in (options.ssl_cert, options.ssl_key): |
307 | 3b1b0cb6 | Guido Trotter | if not os.path.isfile(fname): |
308 | 3b1b0cb6 | Guido Trotter | print >> sys.stderr, "Need ssl file %s to run" % fname |
309 | 3b1b0cb6 | Guido Trotter | sys.exit(constants.EXIT_FAILURE) |
310 | 3b1b0cb6 | Guido Trotter | |
311 | 3b1b0cb6 | Guido Trotter | if check_fn is not None: |
312 | 3b1b0cb6 | Guido Trotter | check_fn(options, args) |
313 | 3b1b0cb6 | Guido Trotter | |
314 | 04ccf5e9 | Guido Trotter | utils.EnsureDirs(dirs) |
315 | 04ccf5e9 | Guido Trotter | |
316 | 04ccf5e9 | Guido Trotter | if options.fork:
|
317 | 04ccf5e9 | Guido Trotter | utils.CloseFDs() |
318 | 04ccf5e9 | Guido Trotter | utils.Daemonize(logfile=constants.DAEMONS_LOGFILES[daemon_name]) |
319 | 04ccf5e9 | Guido Trotter | |
320 | 04ccf5e9 | Guido Trotter | utils.WritePidFile(daemon_name) |
321 | 04ccf5e9 | Guido Trotter | try:
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322 | 04ccf5e9 | Guido Trotter | utils.SetupLogging(logfile=constants.DAEMONS_LOGFILES[daemon_name], |
323 | 04ccf5e9 | Guido Trotter | debug=options.debug, |
324 | 04ccf5e9 | Guido Trotter | stderr_logging=not options.fork,
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325 | 551b6283 | Iustin Pop | multithreaded=multithread, |
326 | 551b6283 | Iustin Pop | program=daemon_name, |
327 | 551b6283 | Iustin Pop | syslog=options.syslog) |
328 | 099c52ad | Iustin Pop | logging.info("%s daemon startup", daemon_name)
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329 | 04ccf5e9 | Guido Trotter | exec_fn(options, args) |
330 | 04ccf5e9 | Guido Trotter | finally:
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331 | 04ccf5e9 | Guido Trotter | utils.RemovePidFile(daemon_name) |