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https://github.com/kovidgoyal/calibre.git
synced 2025-07-09 03:04:10 -04:00
Fix problem with ControlerError messages getting lost. Add a no-activity timer to SmartDevice.
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df65db13d1
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@ -92,6 +92,7 @@ class ControlError(ProtocolError):
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def __init__(self, query=None, response=None, desc=None):
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self.query = query
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self.response = response
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self.desc = desc
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ProtocolError.__init__(self, desc)
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def __str__(self):
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@ -85,6 +85,9 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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MAX_CLIENT_COMM_TIMEOUT = 60.0 # Wait at most N seconds for an answer
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MAX_UNSUCCESSFUL_CONNECTS = 5
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SEND_NOOP_EVERY_NTH_PROBE = 5
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DISCONNECT_AFTER_N_SECONDS = 30*60 # 30 minutes
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opcodes = {
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'NOOP' : 12,
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'OK' : 0,
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@ -120,7 +123,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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_('Use fixed network port') + ':::<p>' +
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_('If checked, use the port number in the "Port" box, otherwise '
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'the driver will pick a random port') + '</p>',
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_('Port') + ':::<p>' +
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_('Port number: ') + ':::<p>' +
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_('Enter the port number the driver is to use if the "fixed port" box is checked') + '</p>',
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_('Print extra debug information') + ':::<p>' +
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_('Check this box if requested when reporting problems') + '</p>',
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@ -131,7 +134,13 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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_('. Two special collections are available: %(abt)s:%(abtv)s and %(aba)s:%(abav)s. Add '
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'these values to the list to enable them. The collections will be '
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'given the name provided after the ":" character.')%dict(
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abt='abt', abtv=ALL_BY_TITLE, aba='aba', abav=ALL_BY_AUTHOR)
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abt='abt', abtv=ALL_BY_TITLE, aba='aba', abav=ALL_BY_AUTHOR),
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'',
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_('Enable the no-activity timeout') + ':::<p>' +
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_('If this box is checked, calibre will automatically disconnect if '
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'a connected device does nothing for %d minutes. Unchecking this '
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' box disables this timeout, so calibre will never automatically '
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'disconnect.')%(DISCONNECT_AFTER_N_SECONDS/60,) + '</p>',
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]
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EXTRA_CUSTOMIZATION_DEFAULT = [
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False,
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@ -141,7 +150,9 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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False, '9090',
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False,
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'',
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''
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'',
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'',
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True,
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]
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OPT_AUTOSTART = 0
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OPT_PASSWORD = 2
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@ -149,6 +160,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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OPT_PORT_NUMBER = 5
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OPT_EXTRA_DEBUG = 6
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OPT_COLLECTIONS = 8
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OPT_AUTODISCONNECT = 10
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def __init__(self, path):
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self.sync_lock = threading.RLock()
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@ -373,13 +385,13 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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except socket.error:
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self._debug('device went away')
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self._close_device_socket()
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raise ControlError('Device closed the network connection')
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raise ControlError(desc='Device closed the network connection')
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except:
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self._debug('other exception')
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traceback.print_exc()
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self._close_device_socket()
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raise
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raise ControlError('Device responded with incorrect information')
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raise ControlError(desc='Device responded with incorrect information')
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# Write a file as a series of base64-encoded strings.
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def _put_file(self, infile, lpath, book_metadata, this_book, total_books):
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@ -475,7 +487,8 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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self.is_connected = False
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if self.is_connected:
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self.noop_counter += 1
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if only_presence and (self.noop_counter % 5) != 1:
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if only_presence and (
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self.noop_counter % self.SEND_NOOP_EVERY_NTH_PROBE) != 1:
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try:
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ans = select.select((self.device_socket,), (), (), 0)
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if len(ans[0]) == 0:
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@ -486,11 +499,16 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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# This will usually toss an exception if the socket is gone.
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except:
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pass
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try:
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if self._call_client('NOOP', dict())[0] is None:
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self._close_device_socket()
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except:
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if (self.settings().extra_customization[self.OPT_AUTODISCONNECT] and
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self.noop_counter > self.DISCONNECT_AFTER_N_SECONDS):
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self._close_device_socket()
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self._debug('timeout -- disconnected')
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else:
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try:
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if self._call_client('NOOP', dict())[0] is None:
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self._close_device_socket()
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except:
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self._close_device_socket()
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return (self.is_connected, self)
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if getattr(self, 'listen_socket', None) is not None:
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ans = select.select((self.listen_socket,), (), (), 0)
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@ -533,7 +551,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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self._debug()
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if not self.is_connected:
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# We have been called to retry the connection. Give up immediately
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raise ControlError('Attempt to open a closed device')
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raise ControlError(desc='Attempt to open a closed device')
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self.current_library_uuid = library_uuid
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self.current_library_name = current_library_name()
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try:
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@ -689,7 +707,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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self._set_known_metadata(book)
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bl.add_book(book, replace_metadata=True)
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else:
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raise ControlError('book metadata not returned')
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raise ControlError(desc='book metadata not returned')
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return bl
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@synchronous('sync_lock')
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@ -720,7 +738,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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print_debug_info=False)
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if opcode != 'OK':
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self._debug('protocol error', opcode, i)
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raise ControlError('sync_booklists')
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raise ControlError(desc='sync_booklists')
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@synchronous('sync_lock')
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def eject(self):
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@ -748,7 +766,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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book = Book(self.PREFIX, lpath, other=mdata)
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length = self._put_file(infile, lpath, book, i, len(files))
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if length < 0:
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raise ControlError('Sending book %s to device failed' % lpath)
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raise ControlError(desc='Sending book %s to device failed' % lpath)
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paths.append((lpath, length))
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# No need to deal with covers. The client will get the thumbnails
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# in the mi structure
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@ -789,7 +807,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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if opcode == 'OK':
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self._debug('removed book with UUID', result['uuid'])
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else:
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raise ControlError('Protocol error - delete books')
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raise ControlError(desc='Protocol error - delete books')
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@synchronous('sync_lock')
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def remove_books_from_metadata(self, paths, booklists):
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@ -825,7 +843,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
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else:
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eof = True
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else:
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raise ControlError('request for book data failed')
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raise ControlError(desc='request for book data failed')
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@synchronous('sync_lock')
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def set_plugboards(self, plugboards, pb_func):
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