SystemConfig examples with Python on OS X

SystemConfigurationPythonMac

These links aren't always easy to find.

http://developer.apple.com/library/mac/#documentation/Networking/Reference/SCNetworkConfiguration/Reference/reference.html

http://developer.apple.com/library/mac/#documentation/Networking/Reference/SCPreferences/Reference/reference.html


nigelk$ python
Python 2.6.1 (r261:67515, Feb 11 2010, 00:51:29) 
[GCC 4.2.1 (Apple Inc. build 5646)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> from SystemConfiguration import *
>>> prefs = SCPreferencesCreate(None, "foo", None)
>>> services = SCNetworkServiceCopyAll(prefs)
>>> for service in services:
...   print SCNetworkServiceGetName(service)
... 
PdaNet
Ethernet
Bluetooth DUN
FireWire
Novatel Wireless CDMA  MC760 SPRINT
FireWire
Ethernet
Sprint u760
AirPort
gvpn
Bluetooth DUN
AirPort

>>> for service in SCNetworkServiceCopyAll(prefs):
...   if SCNetworkServiceGetName(service) == "AirPort":
...     airport_service = service

>>> airport_interface = SCNetworkServiceGetInterface(airport_service)
>>> print airport_interface
<SCNetworkInterface 0x10370d570 [0x7fff70e45f20]> {type = IEEE80211, entity_device = en1, entity_type = Ethernet, name = AirPort, name(l) = AirPort, address = 0x00236c7fe3c5, builtin = TRUE, location = , path = IOService:/AppleACPIPlatformExpert/PCI0@0/AppleACPIPCI/RP04@15/IOPCI2PCIBridge/ARPT@0/AirPort_Brcm43xx/AirPort_Brcm43xxInterface, type = 6, unit = 1, order = 11, prefs = 0x1002897c0, service = 8B7BD908-7BEC-4D5D-BAD5-0CCB761FF760}

>>> print SCNetworkInterfaceGetConfiguration(airport_interface)
{
    DisconnectOnLogout = 0;
    JoinMode = Automatic;
    JoinModeFallback =     (
        Prompt
    );
    PowerEnabled = 1;
    PreferredNetworks =     (
                {
            "SSID_STR" = REDRUM;
            SecurityType = "WPA Personal";
            "Unique Network ID" = "225662B5-168C-4610-A594-6E86D08887E2";
            "Unique Password ID" = "26C0FFE2-43D2-42DE-B2EE-AA6BD2B8DDED";
        }
    );
    RememberRecentNetworks = 1;
    RequireAdminIBSS = 0;
    RequireAdminNetworkChange = 0;
    RequireAdminPowerToggle = 0;
}


# Finding the actual IP is something I can't quite remember how to do right now :)