b6af55c358
1) start 'bin/secop-server test' 2) connect to localhost port 10767 3) enter help<enter> 4) enjoy Change-Id: I488d5f9cdca8c91c583691ab23f541a4a8759f4e
161 lines
4.0 KiB
Python
161 lines
4.0 KiB
Python
# -*- 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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"""Define SECoP Messages"""
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class Message(object):
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"""base class for messages"""
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is_request = False
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is_reply = False
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is_error = False
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def __init__(self, **kwds):
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self.ARGS = set()
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for k, v in kwds.items():
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self.setvalue(k, v)
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def setvalue(self, key, value):
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setattr(self, key, value)
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self.ARGS.add(key)
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def __repr__(self):
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return self.__class__.__name__ + '(' + \
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', '.join('%s=%s' % (k, repr(getattr(self, k)))
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for k in sorted(self.ARGS)) + ')'
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def as_dict(self):
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"""returns set parameters as dict"""
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return dict(map(lambda k:(k, getattr(self,k)),self.ARGS))
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class Value(object):
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def __init__(self, module, parameter=None, command=None, value=Ellipsis, **qualifiers):
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self.module = module
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self.parameter = parameter
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self.command = command
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self.value = value
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self.qualifiers = qualifiers
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self.msgtype = 'update' # 'changed' or 'done'
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def __repr__(self):
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devspec = self.module
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if self.parameter:
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devspec = '%s:%s' % (devspec, self.parameter)
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elif self.command:
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devspec = '%s:%s()' % (devspec, self.command)
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return '%s:Value(%s)' % (devspec, ', '.join(
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[repr(self.value)] + ['%s=%s' % (k, repr(v)) for k, v in self.qualifiers.items()]))
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class IdentifyRequest(Message):
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is_request = True
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class IdentifyReply(Message):
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is_reply = True
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version_string = None
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class DescribeRequest(Message):
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is_request = True
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class DescribeReply(Message):
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is_reply = True
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equipment_id = None
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description = None
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class ActivateRequest(Message):
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is_request = True
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class ActivateReply(Message):
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is_reply = True
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class DeactivateRequest(Message):
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is_request = True
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class DeactivateReply(Message):
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is_reply = True
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class CommandRequest(Message):
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is_request = True
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command = ''
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arguments = []
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class CommandReply(Message):
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is_reply = True
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command = ''
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arguments = None
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class WriteRequest(Message):
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is_request = True
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module = None
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parameter = None
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value = None
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class WriteReply(Message):
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is_reply = True
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module = None
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parameter = None
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value = None
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class PollRequest(Message):
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is_request = True
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module = None
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parameter = None
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class HeartbeatRequest(Message):
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is_request = True
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nonce = 'alive'
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class HeartbeatReply(Message):
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is_reply = True
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nonce = 'undefined'
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class EventMessage(Message):
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# use Value directly for Replies !
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is_reply = True
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module = None
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parameter = None
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command = None
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value = None # Value object ! (includes qualifiers!)
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class ErrorMessage(Message):
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is_error = True
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errorclass = 'InternalError'
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errorinfo = None
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class HelpMessage(Message):
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is_reply = True
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is_request = True
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if __name__ == '__main__':
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print("Minimal testing of messages....")
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m = Message(MSGTYPE='test', a=1, b=2, c='x')
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print m
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print ReadMessage(devs=['a'], result=[Value(12.3)])
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print "OK"
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print
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