def start(self):
"""Start the notification server.
"""
if self._thread:
raise EnvironmentError("Server is already running")
LOGGER.info("Starting RSS feed listener at %s", self._rss_uri)
self._thread = threading.Thread(target=self.serve_forever)
self._thread.daemon = True
self._thread.start()
self.cancel_subscriptions()
# Renew notifications subscription
if osp.exists(cups.getServer()):
hostname = 'localhost'
else:
hostname = cups.getServer()
cups_uri = "ipp://{}:{}".format(hostname, cups.getPort())
try:
self._conn.createSubscription(cups_uri,
recipient_uri=self._rss_uri,
events=self._filters,
job_id=self._job_id)
except cups.IPPError as e:
status = e.args[0]
if status == 1030:
LOGGER.warn("The job {} not exists".format(self._job_id))
raise JobNotExists()
raise e
def run (self):
if self.host == None:
self.host = cups.getServer ()
if self.port == None:
self.port = cups.getPort ()
if self._encryption == None:
self._encryption = cups.getEncryption ()
if self.user:
cups.setUser (self.user)
else:
self.user = cups.getUser ()
try:
cups.setPasswordCB2 (self._auth)
except AttributeError:
# Requires pycups >= 1.9.47. Fall back to rubbish API.
cups.setPasswordCB (self._auth)
try:
conn = cups.Connection (host=self.host,
port=self.port,
encryption=self._encryption)
self._reply (None)
except RuntimeError, e:
conn = None
self._error (e)
def action_ok(self, cr, uid, ids, context=None):
# Update CUPS URL
url = 'https://%s:%s' % ( cups.getServer(), cups.getPort() )
id = self.pool.get('ir.model.data')._get_id(cr, uid, 'printjob', 'action_open_cups')
id = self.pool.get('ir.model.data').browse(cr, uid, id, context).res_id
self.pool.get('ir.actions.url').write(cr, uid, [id], {
'url': url,
}, context)
# Update Printers
try:
connection = cups.Connection()
printers = connection.getPrinters()
except:
return {}
ids = self.pool.get('printjob.printer').search(cr, uid, [('system_name','in',printers.keys())], context=context)
for printer in self.pool.get('printjob.printer').browse(cr, uid, ids, context):
del printers[printer.system_name]
for name in printers:
printer = printers[name]
self.pool.get('printjob.printer').create(cr, uid, {
'name': printer['printer-info'],
'system_name': name,
'model': printer.get('printer-make-and-model', False),
'location': printer.get('printer-location', False),
'uri': printer.get('device-uri', False),
}, context)
return {}
def __init__(self,
parent=None,
try_as_root=True,
lock=False,
host=None,
port=None,
encryption=None):
if host != None:
cups.setServer(host)
if port != None:
cups.setPort(port)
if encryption != None:
cups.setEncryption(encryption)
self._use_password = ''
self._parent = parent
self._try_as_root = try_as_root
self._use_user = cups.getUser()
self._server = cups.getServer()
self._port = cups.getPort()
self._encryption = cups.getEncryption()
self._prompt_allowed = True
self._operation_stack = []
self._lock = lock
self._gui_event = threading.Event()
self._connect()
def __init__ (self, parent=None, try_as_root=True, lock=False,
host=None, port=None, encryption=None):
if host != None:
cups.setServer (host)
if port != None:
cups.setPort (port)
if encryption != None:
cups.setEncryption (encryption)
self._use_password = ''
self._parent = parent
self._try_as_root = try_as_root
self._use_user = cups.getUser ()
self._server = cups.getServer ()
self._port = cups.getPort()
self._encryption = cups.getEncryption ()
self._prompt_allowed = True
self._operation_stack = []
self._lock = lock
self._gui_event = threading.Event ()
creds = global_authinfocache.lookup_auth_info (host=host, port=port)
if creds != None:
if (creds[0] != 'root' or try_as_root):
(self._use_user, self._use_password) = creds
del creds
self._connect ()
def __init__ (self, reply_handler=None, error_handler=None,
auth_handler=None, host=None, port=None, encryption=None,
parent=None, try_as_root=True, prompt_allowed=True):
super (Connection, self).__init__ ()
self._destroyed = False
# Decide whether to use direct IPP or PolicyKit.
if host == None:
host = cups.getServer()
use_pk = ((host.startswith ('/') or host == 'localhost') and
os.getuid () != 0)
use_pk = False
def subst_reply_handler (conn, reply):
self._subst_reply_handler (None, reply_handler, reply)
def subst_error_handler (conn, exc):
self._subst_error_handler (None, error_handler, exc)
def subst_auth_handler (prompt, conn, method, resource):
self._subst_auth_handler (None, auth_handler, prompt, method, resource)
if use_pk and try_as_root:
debugprint ("Using polkit-1 connection class")
c = asyncpk1.PK1Connection (reply_handler=subst_reply_handler,
error_handler=subst_error_handler,
host=host, port=port,
encryption=encryption,
parent=parent)
self._conn = c
else:
debugprint ("Using IPP connection class")
c = asyncipp.IPPAuthConnection (reply_handler=subst_reply_handler,
error_handler=subst_error_handler,
auth_handler=subst_auth_handler,
host=host, port=port,
encryption=encryption,
parent=parent,
try_as_root=try_as_root,
prompt_allowed=prompt_allowed,
semantic=self)
self._conn = c
methodtype = type (self._conn.getPrinters)
instancemethodtype = type (self._conn.getDevices)
bindings = []
for fname in dir (self._conn):
if fname.startswith ('_'):
continue
fn = getattr (self._conn, fname)
if type (fn) != methodtype and type (fn) != instancemethodtype:
continue
if not hasattr (self, fname):
setattr (self, fname, self._make_binding (fn))
bindings.append (fname)
self._bindings = bindings
self._methodcalls = []
debugprint ("+%s" % self)
def __init__ (self, parent=None, try_as_root=True):
self._use_password = ''
self._parent = parent
self._try_as_root = try_as_root
self._use_user = cups.getUser ()
self._server = cups.getServer ()
self._port = cups.getPort()
self._connect ()
self._prompt_allowed = True
def __init__(self,
bus=None,
my_jobs=True,
specific_dests=None,
monitor_jobs=True,
host=None,
port=None,
encryption=None):
GObject.GObject.__init__(self)
self.my_jobs = my_jobs
self.specific_dests = specific_dests
self.monitor_jobs = monitor_jobs
self.jobs = {}
self.printer_state_reasons = {}
self.printers = set()
self.process_pending_events = True
self.fetch_jobs_timer = None
self.cups_connection_in_error = False
if host:
cups.setServer(host)
if port:
cups.setPort(port)
if encryption:
cups.setEncryption(encryption)
self.user = cups.getUser()
self.host = cups.getServer()
self.port = cups.getPort()
self.encryption = cups.getEncryption()
self.ppdcache = ppdcache.PPDCache(host=self.host,
port=self.port,
encryption=self.encryption)
self.which_jobs = "not-completed"
self.reasons_seen = {}
self.connecting_timers = {}
self.still_connecting = set()
self.connecting_to_device = {}
self.received_any_dbus_signals = False
self.update_timer = None
if bus is None:
try:
bus = dbus.SystemBus()
except dbus.exceptions.DBusException:
# System bus not running.
pass
self.bus = bus
if bus is not None:
bus.add_signal_receiver(self.handle_dbus_signal,
path=self.DBUS_PATH,
dbus_interface=self.DBUS_IFACE)
self.sub_id = -1
def start(self):
"""Start the notification server.
"""
if self._thread:
raise EnvironmentError("Server is already running")
LOGGER.info("Starting RSS feed listener at %s", self._rss_uri)
self._thread = threading.Thread(target=self.serve_forever)
self._thread.daemon = True
self._thread.start()
self.cancel_subscriptions()
# Renew notifications subscription
if osp.exists(cups.getServer()):
hostname = 'localhost'
else:
hostname = cups.getServer()
cups_uri = "ipp://{}:{}".format(hostname, cups.getPort())
self._conn.createSubscription(cups_uri,
recipient_uri=self._rss_uri,
events=self._filters)
def __init__(self, bus=None, my_jobs=True,
specific_dests=None, monitor_jobs=True, host=None,
port=None, encryption=None):
GObject.GObject.__init__ (self)
self.my_jobs = my_jobs
self.specific_dests = specific_dests
self.monitor_jobs = monitor_jobs
self.jobs = {}
self.printer_state_reasons = {}
self.printers = set()
self.process_pending_events = True
self.fetch_jobs_timer = None
self.cups_connection_in_error = False
if host:
cups.setServer (host)
if port:
cups.setPort (port)
if encryption:
cups.setEncryption (encryption)
self.user = cups.getUser ()
self.host = cups.getServer ()
self.port = cups.getPort ()
self.encryption = cups.getEncryption ()
self.ppdcache = ppdcache.PPDCache (host=self.host,
port=self.port,
encryption=self.encryption)
self.which_jobs = "not-completed"
self.reasons_seen = {}
self.connecting_timers = {}
self.still_connecting = set()
self.connecting_to_device = {}
self.received_any_dbus_signals = False
self.update_timer = None
if bus is None:
try:
bus = dbus.SystemBus ()
except dbus.exceptions.DBusException:
# System bus not running.
pass
self.bus = bus
if bus is not None:
bus.add_signal_receiver (self.handle_dbus_signal,
path=self.DBUS_PATH,
dbus_interface=self.DBUS_IFACE)
self.sub_id = -1
def __init__(self, parent=None, try_as_root=True, lock=False, host=None, port=None, encryption=None):
if host != None:
cups.setServer(host)
if port != None:
cups.setPort(port)
if encryption != None:
cups.setEncryption(encryption)
self._use_password = ""
self._parent = parent
self._try_as_root = try_as_root
self._use_user = cups.getUser()
self._server = cups.getServer()
self._port = cups.getPort()
self._encryption = cups.getEncryption()
self._prompt_allowed = True
self._operation_stack = []
self._lock = lock
self._gui_event = threading.Event()
self._connect()
def run (self):
if self.host == None:
self.host = cups.getServer ()
if self.port == None:
self.port = cups.getPort ()
if self._encryption == None:
self._encryption = cups.getEncryption ()
if self.user:
cups.setUser (self.user)
else:
self.user = cups.getUser ()
cups.setPasswordCB2 (self._auth)
try:
conn = cups.Connection (host=self.host,
port=self.port,
encryption=self._encryption)
self._reply (None)
except RuntimeError, e:
conn = None
self._error (e)
def run (self):
if self.host == None:
self.host = cups.getServer ()
if self.port == None:
self.port = cups.getPort ()
if self._encryption == None:
self._encryption = cups.getEncryption ()
if self.user:
cups.setUser (self.user)
else:
self.user = cups.getUser ()
cups.setPasswordCB2 (self._auth)
try:
conn = cups.Connection (host=self.host,
port=self.port,
encryption=self._encryption)
self._reply (None)
except RuntimeError as e:
conn = None
self._error (e)
while True:
# Wait to find out what operation to try.
debugprint ("Awaiting further instructions")
self.idle = self._queue.empty ()
item = self._queue.get ()
debugprint ("Next task: %s" % repr (item))
if item == None:
# Our signal to quit.
self._queue.task_done ()
break
self.idle = False
(fn, args, kwds, rh, eh, ah) = item
if rh != False:
self._reply_handler = rh
if eh != False:
self._error_handler = eh
if ah != False:
self._auth_handler = ah
if fn == True:
# Our signal to change user and reconnect.
self.user = args[0]
cups.setUser (self.user)
debugprint ("Set user=%s; reconnecting..." % self.user)
cups.setPasswordCB2 (self._auth)
try:
conn = cups.Connection (host=self.host,
port=self.port,
encryption=self._encryption)
debugprint ("...reconnected")
self._queue.task_done ()
self._reply (None)
except RuntimeError as e:
debugprint ("...failed")
self._queue.task_done ()
self._error (e)
continue
# Normal IPP operation. Try to perform it.
try:
debugprint ("Call %s" % fn)
result = fn (conn, *args, **kwds)
if fn == cups.Connection.adminGetServerSettings.__call__:
# Special case for a rubbish bit of API.
if result == {}:
# Authentication failed, but we aren't told that.
raise cups.IPPError (cups.IPP_NOT_AUTHORIZED, '')
debugprint ("...success")
self._reply (result)
except Exception as e:
debugprint ("...failure (%s)" % repr (e))
self._error (e)
self._queue.task_done ()
debugprint ("Thread exiting")
self._destroyed = True
del self._conn # already destroyed
del self._reply_handler
del self._error_handler
del self._auth_handler
del self._queue
del self._auth_queue
del conn
cups.setPasswordCB2 (None)
def run(self):
if self.host == None:
self.host = cups.getServer()
if self.port == None:
self.port = cups.getPort()
if self._encryption == None:
self._encryption = cups.getEncryption()
if self.user:
cups.setUser(self.user)
else:
self.user = cups.getUser()
cups.setPasswordCB2(self._auth)
try:
conn = cups.Connection(host=self.host, port=self.port, encryption=self._encryption)
self._reply(None)
except RuntimeError as e:
conn = None
self._error(e)
while True:
# Wait to find out what operation to try.
debugprint("Awaiting further instructions")
self.idle = self._queue.empty()
item = self._queue.get()
debugprint("Next task: %s" % repr(item))
if item == None:
# Our signal to quit.
self._queue.task_done()
break
elif self._destroyed:
# Just mark all tasks done
self._queue.task_done()
continue
self.idle = False
(fn, args, kwds, rh, eh, ah) = item
if rh != False:
self._reply_handler = rh
if eh != False:
self._error_handler = eh
if ah != False:
self._auth_handler = ah
if fn == True:
# Our signal to change user and reconnect.
self.user = args[0]
cups.setUser(self.user)
debugprint("Set user=%s; reconnecting..." % self.user)
cups.setPasswordCB2(self._auth)
try:
conn = cups.Connection(host=self.host, port=self.port, encryption=self._encryption)
debugprint("...reconnected")
self._queue.task_done()
self._reply(None)
except RuntimeError as e:
debugprint("...failed")
self._queue.task_done()
self._error(e)
continue
# Normal IPP operation. Try to perform it.
try:
debugprint("Call %s" % fn)
result = fn(conn, *args, **kwds)
if fn == cups.Connection.adminGetServerSettings.__call__:
# Special case for a rubbish bit of API.
if result == {}:
# Authentication failed, but we aren't told that.
raise cups.IPPError(cups.IPP_NOT_AUTHORIZED, "")
debugprint("...success")
self._reply(result)
except Exception as e:
debugprint("...failure (%s)" % repr(e))
self._error(e)
self._queue.task_done()
debugprint("Thread exiting")
del self._conn # already destroyed
del self._reply_handler
del self._error_handler
del self._auth_handler
del self._queue
del self._auth_queue
del conn
cups.setPasswordCB2(None)
def __init__(self,
reply_handler=None,
error_handler=None,
auth_handler=None,
host=None,
port=None,
encryption=None,
parent=None,
try_as_root=True,
prompt_allowed=True):
super(Connection, self).__init__()
self._destroyed = False
# Decide whether to use direct IPP or PolicyKit.
if host is None:
host = cups.getServer()
use_pk = ((host.startswith('/') or host == 'localhost')
and os.getuid() != 0)
def subst_reply_handler(conn, reply):
self._subst_reply_handler(None, reply_handler, reply)
def subst_error_handler(conn, exc):
self._subst_error_handler(None, error_handler, exc)
def subst_auth_handler(prompt, conn, method, resource):
self._subst_auth_handler(None, auth_handler, prompt, method,
resource)
if use_pk and try_as_root:
debugprint("Using polkit-1 connection class")
import asyncpk1
c = asyncpk1.PK1Connection(reply_handler=subst_reply_handler,
error_handler=subst_error_handler,
host=host,
port=port,
encryption=encryption,
parent=parent)
self._conn = c
else:
debugprint("Using IPP connection class")
import asyncipp
c = asyncipp.IPPAuthConnection(reply_handler=subst_reply_handler,
error_handler=subst_error_handler,
auth_handler=subst_auth_handler,
host=host,
port=port,
encryption=encryption,
parent=parent,
try_as_root=try_as_root,
prompt_allowed=prompt_allowed,
semantic=self)
self._conn = c
methodtype = type(self._conn.getPrinters)
instancemethodtype = type(self._conn.getDevices)
bindings = []
for fname in dir(self._conn):
if fname.startswith('_'):
continue
fn = getattr(self._conn, fname)
if type(fn) != methodtype and type(fn) != instancemethodtype:
continue
if not hasattr(self, fname):
setattr(self, fname, self._make_binding(fn))
bindings.append(fname)
self._bindings = bindings
self._methodcalls = []
debugprint("+%s" % self)