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Diffstat (limited to 'bitbake/lib/bb/server/none.py')
| -rw-r--r-- | bitbake/lib/bb/server/none.py | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/bitbake/lib/bb/server/none.py b/bitbake/lib/bb/server/none.py deleted file mode 100644 index be0fb8f77..000000000 --- a/bitbake/lib/bb/server/none.py +++ /dev/null @@ -1,195 +0,0 @@ -# -# BitBake 'dummy' Passthrough Server -# -# Copyright (C) 2006 - 2007 Michael 'Mickey' Lauer -# Copyright (C) 2006 - 2008 Richard Purdie -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# -# 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., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - -""" - This module implements an xmlrpc server for BitBake. - - Use this by deriving a class from BitBakeXMLRPCServer and then adding - methods which you want to "export" via XMLRPC. If the methods have the - prefix xmlrpc_, then registering those function will happen automatically, - if not, you need to call register_function. - - Use register_idle_function() to add a function which the xmlrpc server - calls from within server_forever when no requests are pending. Make sure - that those functions are non-blocking or else you will introduce latency - in the server's main loop. -""" - -import time -import bb -from bb.ui import uievent -import xmlrpclib -import pickle -import signal - -DEBUG = False - -from SimpleXMLRPCServer import SimpleXMLRPCServer, SimpleXMLRPCRequestHandler -import inspect, select - -class BitBakeServerCommands(): - def __init__(self, server, cooker): - self.cooker = cooker - self.server = server - - def runCommand(self, command): - """ - Run a cooker command on the server - """ - #print "Running Command %s" % command - return self.cooker.command.runCommand(command) - - def terminateServer(self): - """ - Trigger the server to quit - """ - self.server.server_exit() - #print "Server (cooker) exitting" - return - - def ping(self): - """ - Dummy method which can be used to check the server is still alive - """ - return True - -eventQueue = [] - -class BBUIEventQueue: - class event: - def __init__(self, parent): - self.parent = parent - @staticmethod - def send(event): - bb.server.none.eventQueue.append(pickle.loads(event)) - @staticmethod - def quit(): - return - - def __init__(self, BBServer): - self.eventQueue = bb.server.none.eventQueue - self.BBServer = BBServer - self.EventHandle = bb.event.register_UIHhandler(self) - - def getEvent(self): - if len(self.eventQueue) == 0: - return None - - return self.eventQueue.pop(0) - - def waitEvent(self, delay): - event = self.getEvent() - if event: - return event - self.BBServer.idle_commands(delay) - return self.getEvent() - - def queue_event(self, event): - self.eventQueue.append(event) - - def system_quit( self ): - bb.event.unregister_UIHhandler(self.EventHandle) - -# Dummy signal handler to ensure we break out of sleep upon SIGCHLD -def chldhandler(signum, stackframe): - pass - -class BitBakeServer(): - # remove this when you're done with debugging - # allow_reuse_address = True - - def __init__(self, cooker): - self._idlefuns = {} - self.commands = BitBakeServerCommands(self, cooker) - - def register_idle_function(self, function, data): - """Register a function to be called while the server is idle""" - assert hasattr(function, '__call__') - self._idlefuns[function] = data - - def idle_commands(self, delay): - #print "Idle queue length %s" % len(self._idlefuns) - #print "Idle timeout, running idle functions" - #if len(self._idlefuns) == 0: - nextsleep = delay - for function, data in self._idlefuns.items(): - try: - retval = function(self, data, False) - #print "Idle function returned %s" % (retval) - if retval is False: - del self._idlefuns[function] - elif retval is True: - nextsleep = None - elif nextsleep is None: - continue - elif retval < nextsleep: - nextsleep = retval - except SystemExit: - raise - except: - import traceback - traceback.print_exc() - self.commands.runCommand(["stateShutdown"]) - pass - if nextsleep is not None: - #print "Sleeping for %s (%s)" % (nextsleep, delay) - signal.signal(signal.SIGCHLD, chldhandler) - time.sleep(nextsleep) - signal.signal(signal.SIGCHLD, signal.SIG_DFL) - - def server_exit(self): - # Tell idle functions we're exiting - for function, data in self._idlefuns.items(): - try: - retval = function(self, data, True) - except: - pass - -class BitbakeServerInfo(): - def __init__(self, server): - self.server = server - self.commands = server.commands - -class BitBakeServerFork(): - def __init__(self, cooker, server, serverinfo, logfile): - serverinfo.logfile = logfile - serverinfo.cooker = cooker - serverinfo.server = server - -class BitbakeUILauch(): - def launch(self, serverinfo, uifunc, *args): - return bb.cooker.server_main(serverinfo.cooker, uifunc, *args) - -class BitBakeServerConnection(): - def __init__(self, serverinfo): - self.server = serverinfo.server - self.connection = serverinfo.commands - self.events = bb.server.none.BBUIEventQueue(self.server) - for event in bb.event.ui_queue: - self.events.queue_event(event) - - def terminate(self): - try: - self.events.system_quit() - except: - pass - try: - self.connection.terminateServer() - except: - pass |