class DBusInterface(object):
"""The DBus Interface to Ubuntu One's SyncDaemon."""
def __init__(self, msd):
# magicicada's syncdaemon
self.msd = msd
logger.info("DBus interface starting")
self._public_files_deferred = None
# set up dbus and related stuff
loop = DBusGMainLoop(set_as_default=True)
self._bus = bus = SessionBus(mainloop=loop)
self.sync_daemon_tool = SyncDaemonTool(bus)
# hook up for signals and store info for the shutdown
_signals = [
(self._on_status_changed, 'Status', 'StatusChanged'),
(self._on_queue_added, 'Status', 'RequestQueueAdded'),
(self._on_queue_removed, 'Status', 'RequestQueueRemoved'),
(self._on_upload_progress, 'Status', 'UploadFileProgress'),
(self._on_download_progress, 'Status', 'DownloadFileProgress'),
(self._on_folder_created, 'Folders', 'FolderCreated'),
(self._on_folder_deleted, 'Folders', 'FolderDeleted'),
(self._on_folder_subscribed, 'Folders', 'FolderSubscribed'),
(self._on_folder_unsubscribed, 'Folders', 'FolderUnSubscribed'),
(self._on_share_created, 'Shares', 'ShareCreated'),
(self._on_share_deleted, 'Shares', 'ShareDeleted'),
(self._on_share_changed, 'Shares', 'ShareChanged'),
(self._on_public_files_changed, 'PublicFiles',
'PublicAccessChanged'),
]
self._dbus_matches = []
for method, dbus_lastname, signal_name in _signals:
if dbus_lastname is None:
dbus_interface = None
else:
dbus_interface = 'com.ubuntuone.SyncDaemon.' + dbus_lastname
match = bus.add_signal_receiver(method,
dbus_interface=dbus_interface,
signal_name=signal_name)
self._dbus_matches.append((match, dbus_interface, signal_name))
def shutdown(self):
"""Shut down the SyncDaemon."""
logger.info("DBus interface going down")
# remove the signals from DBus
remove = self._bus.remove_signal_receiver
for match, dbus_interface, signal in self._dbus_matches:
remove(match, dbus_interface=dbus_interface, signal_name=signal)
def _process_status(self, state):
"""Transform status information."""
name = state['name']
description = state['description']
is_error = bool(state['is_error'])
is_connected = bool(state['is_connected'])
is_online = bool(state['is_online'])
queues = state['queues']
connection = state['connection']
return (name, description, is_error, is_connected,
is_online, queues, connection)
@retryable
def get_status(self):
"""Get SD status."""
logger.info("Getting status")
d = self.sync_daemon_tool.get_status()
d.addCallback(self._process_status)
return d
@retryable
@defer.inlineCallbacks
def get_free_space(self, volume_id):
"""Get the free space for a volume."""
result = yield self.sync_daemon_tool.free_space(volume_id)
logger.info("Free space for volume %r is %r", volume_id, result)
defer.returnValue(result)
@retryable
@defer.inlineCallbacks
def get_real_shares_dir(self):
"""Get the real directory for the shares."""
result = yield self.sync_daemon_tool.get_shares_dir()
logger.info("Real shares dir: %r", result)
defer.returnValue(result)
@retryable
@defer.inlineCallbacks
def get_link_shares_dir(self):
"""Get the link directory for the shares."""
result = yield self.sync_daemon_tool.get_shares_dir_link()
logger.info("Link shares dir: %r", result)
defer.returnValue(result)
def _process_transfers(self, transfers, progress):
"""Process downloads or uploads to keep useful info only."""
r = [Transfer(t['path'], int(t[progress]), int(t['deflated_size']))
for t in transfers if 'deflated_size' in t]
return r
@retryable
@defer.inlineCallbacks
def get_current_downloads(self):
"""Get the current_downloads."""
result = yield self.sync_daemon_tool.get_current_downloads()
processed = self._process_transfers(result, 'n_bytes_read')
logger.info("Get current downloads: %d items", len(processed))
defer.returnValue(processed)
@retryable
@defer.inlineCallbacks
def get_current_uploads(self):
"""Get the current_uploads."""
result = yield self.sync_daemon_tool.get_current_uploads()
processed = self._process_transfers(result, 'n_bytes_written')
logger.info("Get current uploads: %d items", len(processed))
defer.returnValue(processed)
def _on_status_changed(self, state):
"""Call the SD callback."""
logger.info("Received Status changed")
logger.debug("Status changed data: %r", state)
data = self._process_status(state)
self.msd.on_sd_status_changed(*data)
def _on_queue_added(self, op_name, op_id, op_data):
"""Call the SD callback."""
logger.debug("Received Queue added: %r [%s] %s",
op_name, op_id, op_data)
self.msd.on_sd_queue_added(op_name, op_id, op_data)
def _on_queue_removed(self, op_name, op_id, op_data):
"""Call the SD callback."""
logger.debug("Received Queue removed: %r [%s] %s",
op_name, op_id, op_data)
self.msd.on_sd_queue_removed(op_name, op_id, op_data)
def _on_upload_progress(self, path, op_data):
"""Call the SD callback."""
logger.debug("Received Upload progress: %r %s", path, op_data)
transf = Transfer(path, int(op_data['n_bytes_written']),
int(op_data['deflated_size']))
self.msd.on_sd_upload_progress(transf)
def _on_download_progress(self, path, op_data):
"""Call the SD callback."""
logger.debug("Received Download progress: %r %s", path, op_data)
transf = Transfer(path, int(op_data['n_bytes_read']),
int(op_data['deflated_size']))
self.msd.on_sd_download_progress(transf)
def _on_folder_created(self, _):
"""Call the SD callback."""
logger.info("Received Folder created")
self.msd.on_sd_folders_changed()
def _on_folder_deleted(self, _):
"""Call the SD callback."""
logger.info("Received Folder deleted")
self.msd.on_sd_folders_changed()
def _on_folder_subscribed(self, _):
"""Call the SD callback."""
logger.info("Received Folder subscribed")
self.msd.on_sd_folders_changed()
def _on_folder_unsubscribed(self, _):
"""Call the SD callback."""
logger.info("Received Folder unsubscribed")
self.msd.on_sd_folders_changed()
def _on_share_created(self, _):
"""Call the SD callback."""
logger.info("Received Share created")
self.msd.on_sd_shares_changed()
def _on_share_deleted(self, _):
"""Call the SD callback."""
logger.info("Received Share deleted")
self.msd.on_sd_shares_changed()
def _on_share_changed(self, _):
"""Call the SD callback."""
logger.info("Received Share changed")
self.msd.on_sd_shares_changed()
def _on_public_files_changed(self, data):
"""Call the SD callback."""
logger.debug("Received Public Files changed: %s", data)
pf = PublicFilesData(volume=data['share_id'], node=data['node_id'],
path=data['path'], public_url=data['public_url'])
is_public = bool(data['is_public'])
self.msd.on_sd_public_files_changed(pf, is_public)
def _on_public_files_list(self, data):
"""Call the SD callback."""
logger.info("Received Public Files list (%d)", len(data))
processed = []
for d in data:
logger.debug(" Public Files data: %s", d)
p = PublicFilesData(volume=d['volume_id'], node=d['node_id'],
path=d['path'], public_url=d['public_url'])
processed.append(p)
return processed
@defer.inlineCallbacks
def get_public_files(self):
"""Ask the Public Files info to syncdaemon."""
try:
result = yield self.sync_daemon_tool.get_public_files()
logger.debug("Public files asked ok.")
except AttributeError:
logger.warning('Method sdtool.get_public_files is not available, '
'trying old one directly from dbus.')
result = yield self.get_public_files_old()
except:
logger.exception("Public files finished with error:")
result = []
defer.returnValue(self._on_public_files_list(result))
def get_public_files_old(self):
"""Ask the Public Files info to syncdaemon (old approach)."""
# yes, they can be imported! pylint: disable=F0401,E0611,W0404
from ubuntuone.platform.tools import DBusClient, ErrorSignal
from ubuntuone.platform.dbus_interface import \
DBUS_IFACE_PUBLIC_FILES_NAME
client = DBusClient(self._bus, '/publicfiles',
DBUS_IFACE_PUBLIC_FILES_NAME)
# note that these callbacks do not come with the requested info, the
# method just will return None, and the real info will come later
# in a signal
def call_done(result):
"""Call was succesful."""
logger.debug("Public files asked ok.")
def call_error(error):
"""Call was not succesful."""
logger.error("Public files asked with error: %s", error)
d = self.sync_daemon_tool.wait_for_signal('PublicFilesList',
filter=lambda _: True)
client.call_method('get_public_files',
reply_handler=call_done,
error_handler=call_error)
return d
@retryable
def get_queue_content(self):
"""Get the queue content from SDT."""
logger.info("Getting queue content")
return self.sync_daemon_tool.waiting()
@retryable
def get_folders(self):
"""Get the folders info from SDT."""
def process(data):
"""Enhance data format."""
logger.info("Processing Folders items (%d)", len(data))
all_items = []
for d in data:
logger.debug(" Folders data: %r", d)
f = self._get_folder_data(d)
all_items.append(f)
return all_items
logger.info("Getting folders")
d = self.sync_daemon_tool.get_folders()
d.addCallback(process)
return d
def start(self):
"""Start SDT."""
logger.info("Calling start")
return self.sync_daemon_tool.start()
def quit(self):
"""Stop SDT."""
logger.info("Calling quit")
return self.sync_daemon_tool.quit()
def connect(self):
"""Connect SDT."""
logger.info("Calling connect")
return self.sync_daemon_tool.connect()
def disconnect(self):
"""Disconnect SDT."""
logger.info("Calling disconnect")
return self.sync_daemon_tool.disconnect()
@defer.inlineCallbacks
def is_sd_started(self):
"""Find out if SD is active in the system."""
started = yield is_already_running()
logger.info("Checking if SD is started: %s", started)
defer.returnValue(started)
def _process_share_info(self, data):
"""Process share data."""
all_items = []
for d in data:
logger.debug(" Share data: %r", d)
# some processing
dfb = d['free_bytes']
free_bytes = None if dfb == '' else int(dfb)
s = ShareData(
accepted=bool(d['accepted']),
access_level=d['access_level'],
free_bytes=free_bytes,
name=d['name'],
node_id=d['node_id'],
other_username=d['other_username'],
other_visible_name=d['other_visible_name'],
path=d['path'],
volume_id=d['volume_id'],
subscribed=bool(d['subscribed']),
)
all_items.append(s)
return all_items
@retryable
def get_shares_to_me(self):
"""Get the shares to me ('shares') info from SDT."""
def process(data):
"""Enhance data format."""
logger.info("Processing Shares To Me items (%d)", len(data))
return self._process_share_info(data)
logger.info("Getting shares to me")
d = self.sync_daemon_tool.get_shares()
d.addCallback(process)
return d
@retryable
def get_shares_to_others(self):
"""Get the shares to others ('shared') info from SDT."""
def process(data):
"""Enhance data format."""
logger.info("Processing Shares To Others items (%d)", len(data))
return self._process_share_info(data)
logger.info("Getting shares to others")
d = self.sync_daemon_tool.list_shared()
d.addCallback(process)
return d
@retryable
def get_metadata(self, path):
"""Return the raw metadata."""
logger.info("Getting metadata for %r", path)
def fix_failure(failure):
"""Get the failure and return a nice message."""
if failure.check(dbus.exceptions.DBusException):
if failure.value.get_dbus_name() == DBUSERR_PYKEYERROR:
return NOT_SYNCHED_PATH
return failure
def process(metadata):
"""Process the metadata."""
logger.debug("Got metadata for path %r: %r", path, metadata)
return dict(metadata)
d = self.sync_daemon_tool.get_metadata(path)
d.addCallbacks(process, fix_failure)
return d
@retryable
@defer.inlineCallbacks
def _answer_share(self, share_id, method, action_name):
"""Effectively accept or reject a share."""
logger.debug("%s share %s started", action_name, share_id)
try:
result = yield method(share_id)
except Exception, e:
if len(e.args) == 2 and len(e.args[1]) > 1:
error = "%s (%s)" % (e.args[0], e.args[1][1])
else:
error = str(e.args[0])
logger.debug("%s share %s crashed: %s",
action_name, share_id, error)
raise ShareOperationError(share_id=share_id, error=error)
logger.debug("%s share %s finished: %s", action_name, share_id, result)
if 'error' in result:
raise ShareOperationError(share_id=share_id, error=result['error'])
class U1FinderLib(NSObject):
##
# Default constructor.
@objc.typedSelector('@@:@')
def initWithDelegate_(self, delegate):
self = super(U1FinderLib, self).init()
self.sync_daemon_tool = SyncDaemonTool(None)
self.delegate = delegate
cfreactor.install()
return self
##
# Returns the list of the shared volumes in a NSArray<NSString>. Example:
#
# [
# @"/Users/jose/Ubuntu One",
# @"/Users/jose/Pictures"
# ]
@objc.typedSelector('v@:')
def volumeList(self):
d = self.sync_daemon_tool.get_folders()
d.addCallback(lambda r: volume_list(r, self.delegate))
return None
##
# Returns a NSArray<NSString> whit all the files that are being uploaded. Example:
# [
# @"/Users/jose/Ubuntu One/Document.pdf",
# @"/Users/jose/Pictures/Image.png"
# }
@objc.typedSelector('v@:')
def currentUploads(self):
d = self.sync_daemon_tool.get_current_uploads()
d.addCallback(lambda r: get_uploads(r, self.delegate))
return None
##
# Like currentUploads() but with the downloads.
@objc.typedSelector('v@:')
def currentDownloads(self):
d = self.sync_daemon_tool.get_current_downloads()
d.addCallback(lambda r: get_downloads(r, self.delegate))
return None
##
# Indicates if the specified file is public or not.
@objc.typedSelector('@@:@')
def isFilePublic_(self, filePath):
d = self.sync_daemon_tool.get_public_files()
d.addCallback(lambda r: file_is_public(r, filePath, self.delegate))
return None
##
# Publish or unpublish the specified file.
@objc.typedSelector('v@:@B')
def changeFile_visibillity_(self, filePath, isPublic):
self.sync_daemon_tool.change_public_access(os.path.abspath(filePath),
isPublic)
return None
##
# Returns the link (NSString) of a public file or nil if the file is not public.
@objc.typedSelector('@@:@')
def getPublicLinkOfFile_(self, filePath):
d = self.sync_daemon_tool.get_public_files()
d.addCallback(lambda r: get_public_files(r, filePath, self.delegate))
return None
##
# Synchronizes the specified folder
@objc.typedSelector('@@:@')
def synchronizeFolderAtPath_(self, folderPath):
d = self.sync_daemon_tool.create_folder(os.path.abspath(folderPath))
d.addCallback(lambda r: folder_synchronized(r, self.delegate))
return None
##
# Unsuscribes the specified folder.
@objc.typedSelector('@@:@')
def unsuscribeFolderAtPath_(self, folderPath):
d = self.sync_daemon_tool.get_folders()
d.addCallback(lambda r: unsuscribe_volume_list(
r, folderPath, self.sync_daemon_tool, self.delegate))
return None
class U1FinderLib(NSObject):
##
# Default constructor.
@objc.typedSelector('@@:@')
def initWithDelegate_(self, delegate):
self = super(U1FinderLib, self).init()
self.sync_daemon_tool = SyncDaemonTool(None)
self.delegate = delegate
cfreactor.install()
return self
##
# Returns the list of the shared volumes in a NSArray<NSString>. Example:
#
# [
# @"/Users/jose/Ubuntu One",
# @"/Users/jose/Pictures"
# ]
@objc.typedSelector('v@:')
def volumeList(self):
d = self.sync_daemon_tool.get_folders()
d.addCallback(lambda r: volume_list(r, self.delegate))
return None
##
# Returns a NSArray<NSString> whit all the files that are being uploaded. Example:
# [
# @"/Users/jose/Ubuntu One/Document.pdf",
# @"/Users/jose/Pictures/Image.png"
# }
@objc.typedSelector('v@:')
def currentUploads(self):
d = self.sync_daemon_tool.get_current_uploads()
d.addCallback(lambda r: get_uploads(r, self.delegate))
return None
##
# Like currentUploads() but with the downloads.
@objc.typedSelector('v@:')
def currentDownloads(self):
d = self.sync_daemon_tool.get_current_downloads()
d.addCallback(lambda r: get_downloads(r, self.delegate))
return None
##
# Indicates if the specified file is public or not.
@objc.typedSelector('@@:@')
def isFilePublic_(self, filePath):
d = self.sync_daemon_tool.get_public_files()
d.addCallback(lambda r: file_is_public(r, filePath, self.delegate))
return None
##
# Publish or unpublish the specified file.
@objc.typedSelector('v@:@B')
def changeFile_visibillity_(self, filePath, isPublic):
self.sync_daemon_tool.change_public_access(os.path.abspath(filePath), isPublic)
return None
##
# Returns the link (NSString) of a public file or nil if the file is not public.
@objc.typedSelector('@@:@')
def getPublicLinkOfFile_(self, filePath):
d = self.sync_daemon_tool.get_public_files()
d.addCallback(lambda r: get_public_files(r, filePath, self.delegate))
return None
##
# Synchronizes the specified folder
@objc.typedSelector('@@:@')
def synchronizeFolderAtPath_(self, folderPath):
d = self.sync_daemon_tool.create_folder(os.path.abspath(folderPath))
d.addCallback(lambda r: folder_synchronized(r, self.delegate))
return None
##
# Unsuscribes the specified folder.
@objc.typedSelector('@@:@')
def unsuscribeFolderAtPath_(self, folderPath):
d = self.sync_daemon_tool.get_folders()
d.addCallback(lambda r: unsuscribe_volume_list(r, folderPath, self.sync_daemon_tool, self.delegate))
return None
