Thank Pablo for quickly reply,
I think I am misunderstanding something. I have rewritten my script as your advice but I still error. Here is my short script: #!/usr/bin/env python import dbus bus = dbus.SystemBus() proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager") proxy_prop = dbus.Interface(proxy, "org.freedesktop.DBus.Properties") manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager") settings = dbus.Interface(proxy, "org.freedesktop.NetworkManagerSettings") #active connection connections = proxy_prop.Get("org.freedesktop.NetworkManager", "ActiveConnections") print "%d" % proxy_prop.Get("org.freedesktop.NetworkManager", "WirelessHardwareEnabled") print "%d" % proxy_prop.Get("org.freedesktop.NetworkManager", "WirelessEnabled") print "%d" % proxy_prop.Get("org.freedesktop.NetworkManager", "State") for con in connections: print "xxxx %s" % con con_obj = bus.get_object("org.freedesktop.NetworkManager", con) print "list connection " connections = manager.ListConnections(dbus_interface="org.freedesktop.NetworkManagerSettin gs") for con in connections: print "%s" % con It till say: toa...@vt_ttpm_rd_toannc5:~/Desktop$ ./python_dbus_client 1 1 3 xxxx /org/freedesktop/NetworkManager/ActiveConnection/1 list connection Traceback (most recent call last): File "./python_dbus_client", line 21, in <module> connections = manager.ListConnections(dbus_interface="org.freedesktop.NetworkManagerSettin gs") File "/var/lib/python-support/python2.6/dbus/proxies.py", line 140, in __call__ **keywords) File "/var/lib/python-support/python2.6/dbus/connection.py", line 622, in call_blocking message, timeout) dbus.exceptions.DBusException: org.freedesktop.DBus.Error.UnknownMethod: Method "ListConnections" with signature "" on interface "org.freedesktop.NetworkManagerSettings" doesn't exist Please help. _____ From: Pablo Martí Gamboa [mailto:pma...@warp.es] Sent: Tuesday, April 27, 2010 11:41 PM To: Nguyen Canh Toan Cc: networkmanager-list@gnome.org Subject: Re: Confusing about DBus API specification 2010/4/29 Nguyen Canh Toan <toan...@viettel.com.vn> Hi all, After reading DBus API http://projects.gnome.org/NetworkManager/developers/spec-07.html#org.freedes ktop.NetworkManager I try to list all connection setting by below interface specification org.freedesktop.NetworkManagerSettings The NetworkManagerSettings interface is provided by the service which provides connections to NetworkManager. Methods: ListConnections ( ) → ao List the connections stored by this Settings object. Returns connections - ao List of connections. Signals: NewConnection ( o: connection ) Emitted when a new connection has been configured. Parameters connection - o Object path of the new connection. Interface has no properties. Without success. DBus service say: Traceback (most recent call last): File "./python_dbus_client", line 21, in <module> connections = manager.ListConnections() File "/var/lib/python-support/python2.6/dbus/proxies.py", line 140, in __call__ **keywords) File "/var/lib/python-support/python2.6/dbus/connection.py", line 622, in call_blocking message, timeout) dbus.exceptions.DBusException: org.freedesktop.DBus.Error.UnknownMethod: Method "ListConnections" with signature "" on interface "org.freedesktop.NetworkManager" doesn't exist That's because ListConnections is a method of the "org.freedesktop.NetworkManagerSettings" interface ;) Try executing your method as: connections = manager.ListConnections(dbus_interface="org.freedesktop.NetworkManagerSettin gs") Best regards, -- Pablo Martí // http://minimoesfuerzo.org python -c "print '706d617267616d40676d61696c2e636f6d'.decode('hex')"
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