def saveCache(self):
"""Save the current state of the class's cache to the provided file."""
# we explicity send a pointer to the class variable _cache just in
# case the instance has a _cache variable defined in it's dictionary.
filename = self.getCacheFilename()
if not filename:
raise ClassObjectError, "no cache filename provided."
try:
XMLObject.writeXML(self, data={'_cache': self.__class__._cache},
filename=filename, createDir=1)
except (IOError, OSError):
tracebackutil.printTraceback()
pass
def saveState(self, filename=None, basedir=None, basename=None, **kwargs):
"""Overloaded so defaults can be set if the caller doesn't provide
values for where the data should be written to."""
if basedir and basedir[0] != '/':
basedir = os.path.join(self.rootStateDir, basedir)
elif not basedir:
basedir = self.rootStateDir
if not basename:
basename = "%s.state" % self.__class__.__name__
try:
self.writeXML(filename=filename,
basedir=basedir, basename=basename,
createDir=True, **kwargs)
except (IOError, OSError):
tracebackutil.printTraceback()
pass
def shutdownServer(self, exit=0):
"""Close all connections and file handlers."""
# there are open exceptions here, which is okay, because
# we really want to shut down the server here!
try:
log("shutdownServer(): %s" % self.closemsg)
except:
printTraceback()
for conn in self.conns.values():
try:
conn.close()
self.removeConnection(conn)
except:
printTraceback()
try:
if self.socket:
self.socket.close()
except:
printTraceback()
if exit:
os._exit(2)
def shutdownServer(self, exit=0):
"""Close all connections and file handlers."""
# there are open exceptions here, which is okay, because
# we really want to shut down the server here!
try:
log("shutdownServer(): %s" % self.closemsg)
except:
printTraceback()
for conn in self.conns.values():
try:
conn.close()
self.removeConnection(conn)
except:
printTraceback()
try:
if self.socket:
self.socket.close()
except:
printTraceback()
if exit:
os._exit(2)
# 'nice' exit point from mainloop()
if self.shutdown:
self.shutdownServer()
return
except KeyboardInterrupt, errMsg:
log(str(errMsg))
self.closemsg = 'Ctrl-C'
self.shutdownServer()
return # this is an exit point from mainloop()
except:
self.closemsg = 'exception'
printTraceback()
if self.notify:
try:
log('Notify %s of shutdown' % str(self.notify))
body = getTraceback()
subject = '%s:%d died' % (getlocalhost(), self.servPort)
sendmail(self.notify, body, subject=subject)
except:
pass
self.shutdownServer()
return # this is an exit point from mainloop()
# time.sleep(1) # slow down errors to avoid filling drive
# ---------------------------------------------------------------------------
# 'nice' exit point from mainloop()
if self.shutdown:
self.shutdownServer()
return
except KeyboardInterrupt, errMsg:
log(str(errMsg))
self.closemsg = 'Ctrl-C'
self.shutdownServer()
return # this is an exit point from mainloop()
except:
self.closemsg = 'exception'
printTraceback()
if self.notify:
try:
log('Notify %s of shutdown' % str(self.notify))
body = getTraceback()
subject = '%s:%d died' % (getlocalhost(), self.servPort)
sendmail(self.notify, body, subject=subject)
except:
pass
self.shutdownServer()
return # this is an exit point from mainloop()
# time.sleep(1) # slow down errors to avoid filling drive
# ---------------------------------------------------------------------------
