cybertools/agent/control/cmdline.py
helmutm 70f92e90b0 work in progress: extend and improve commandline controller
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@2613 fd906abe-77d9-0310-91a1-e0d9ade77398
2008-05-23 10:19:25 +00:00

145 lines
4.3 KiB
Python

#
# Copyright (c) 2008 Helmut Merz helmutm@cy55.de
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
"""
Base/sample controller implementation.
$Id$
"""
from twisted.application import service, internet
from twisted.internet import protocol, reactor, stdio
from twisted.protocols import basic
from zope.interface import implements
from cybertools.agent.base.agent import Master
from cybertools.agent.core.control import SampleController
from cybertools.agent.components import controllers
class CmdlineController(SampleController):
def setup(self):
super(CmdlineController, self).setup()
prot = CmdlineProtocol()
prot.controller = self
stdio.StandardIO(prot)
self.results = {}
controllers.register(CmdlineController, Master, name='cmdline')
class TelnetController(CmdlineController):
def setup(self):
super(CmdlineController, self).setup()
port = self.agent.config.controller.telnet.port
from cybertools.agent.main import application
if application is None:
reactor.listenTCP(port, TelnetServerFactory(self))
else:
service = internet.TCPServer(port, TelnetServerFactory(self))
service.setServiceParent(application)
controllers.register(TelnetController, Master, name='telnet')
class CmdlineProtocol(basic.LineReceiver):
delimiter = '\n'
controller = None
def connectionMade(self):
self.sendLine("Agent console. Type 'help' for help.")
self.transport.write('> ')
def lineReceived(self, line):
if not line:
return
commandParts = line.split()
command = commandParts[0].lower()
args = commandParts[1:]
posArgs = []
kwArgs = {}
for arg in args:
if '=' in arg: # directory='...'
key, value = arg.split('=', 1)
if value in ('True', 'False'):
value = eval(value)
#elif value.isdigit():
# value = int(value)
kwArgs[key] = value
else:
posArgs.append(arg)
try:
method = getattr(self, 'do_' + command)
except AttributeError, e:
self.sendLine('Error: no such command.')
else:
try:
method(*posArgs, **kwArgs)
except Exception, e:
self.sendLine('Error: ' + str(e))
self.transport.write('> ')
def do_help(self, command=None):
"Help"
if command:
self.sendLine(getattr(self, 'do_' + command).__doc__)
else:
commands = [cmd[3:] for cmd in dir(self) if cmd.startswith('do_')]
self.sendLine("Valid commands: " +" ".join(commands))
def do_shutdown(self):
"Shut down"
self.sendLine('Shutting down.')
reactor.stop()
def do_agent(self, agentType='crawl.filesystem', name='a1'):
"Create agent"
self.controller.createAgent(agentType, name)
def do_job(self, jobType='sample', agent='a1', **kw):
"Enter job"
self.controller.enterJob(jobType, agent, params=kw)
def do_showresult(self):
"Show last result"
print self.controller.result
class TelnetProtocol(CmdlineProtocol):
delimiter = '\r\n'
def do_quit(self):
self.sendLine('Goodbye.')
self.transport.loseConnection()
class TelnetServerFactory(protocol.ServerFactory):
def __init__(self, controller):
self.controller = controller
def protocol(self, *args, **kw):
prot = TelnetProtocol(*args, **kw)
prot.controller = self.controller
return prot