On Sun, 2018-12-23 at 23:41 +0100, Michael Hirmke wrote: > Hi, > > after a long time I found some time to start the rewrite of my > script. > There are a few questions remaining, though. > > If I understood correctly, for a generic script I have to iterate > over > all existing connections (ListConnections). > What I don't understand actually is how to get a relation between the > connection settings object and an existing active connection object. > Do I have to iterate over all active connections and find a matching > uuid? Or do we have a simpler way to get to this > relation/information?
Yes, that's one way. Of, if you know already which Device you are interested in, you can get from the device to the active connection to the (settings) connection. best, Thomas > > Thx. > > Bye. > Michael. > > [...] > > Hi, > > sounds a bit like you want to perform some action when a particular > > connection profile activates/deactivates. > > First, you need to know which a connection profile you care about, > > that > > is, you need its /org/freedesktop/NetworkManager/Settings/* path. > > You need to call GetSettings() on each of the profiles, to match > > what > > you are looking for (for example, matching the connection.id). > > When a connection is activated, it has an active-connection that > > references it. Usually there is at most one such active-connection, > > but while re-activating a connection there can be multiple once > > (one > > that is about to deactivate, and once that is about to activate). > > Anyway, you need to monitor these active connections for whether > > they > > reference the profile you care about. The Manager's PropertyChanged > > event for ActiveConnections notifies you when active-connection > > come to > > be and cease to exist. > > The ActiveConnection basically ties the profile to the networking > > device. > > and as said, an active VPN connection is a bit odd, they are > > active- > > connections too (with an additional > > org.freedesktop.NetworkManager.VPN.Connection interface). > > I would inspect the state with the "d-feet" GUI. > > You could also use libnm via GObject introspection (e.g. from Perl > > or > > Python). That might be more convenient to use, then a plain D-Bus > > library (the latter works of course too). We don't have any perl > > examples, only Python: > > https://cgit.freedesktop.org/NetworkManager/NetworkManager/tree/examples/pyth > > on > > best, > > Thomas
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