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1 # -*- coding: utf-8 -*- |
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2 # copyright 2014 LOGILAB S.A. (Paris, FRANCE), all rights reserved. |
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3 # contact http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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4 # |
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5 # This file is part of CubicWeb. |
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6 # |
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7 # CubicWeb is free software: you can redistribute it and/or modify it under the |
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8 # terms of the GNU Lesser General Public License as published by the Free |
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9 # Software Foundation, either version 2.1 of the License, or (at your option) |
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10 # any later version. |
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11 # |
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12 # CubicWeb is distributed in the hope that it will be useful, but WITHOUT |
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13 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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14 # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
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15 # details. |
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16 # |
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17 # You should have received a copy of the GNU Lesser General Public License along |
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18 # with CubicWeb. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 from cubicweb.server import hook |
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21 |
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22 class ZMQStopHook(hook.Hook): |
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23 __regid__ = 'zmqstop' |
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24 events = ('server_shutdown',) |
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25 |
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26 def __call__(self): |
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27 self.repo.app_instances_bus.stop() |
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28 |
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29 class ZMQStartHook(hook.Hook): |
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30 __regid__ = 'zmqstart' |
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31 events = ('server_startup',) |
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32 order = -1 |
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33 |
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34 def __call__(self): |
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35 config = self.repo.config |
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36 address_pub = config.get('zmq-address-pub') |
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37 address_sub = config.get('zmq-address-sub') |
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38 if not address_pub and not address_sub: |
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39 return |
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40 from cubicweb.server import cwzmq |
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41 self.repo.app_instances_bus = cwzmq.ZMQComm() |
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42 if address_pub: |
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43 self.repo.app_instances_bus.add_publisher(address_pub) |
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44 def clear_cache_callback(msg): |
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45 self.debug('clear_caches: %s', ' '.join(msg)) |
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46 self.repo.clear_caches(msg[1:]) |
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47 self.repo.app_instances_bus.add_subscription('delete', clear_cache_callback) |
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48 for address in address_sub: |
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49 self.repo.app_instances_bus.add_subscriber(address) |
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50 self.repo.app_instances_bus.start() |