On Mon, May 12, 2014 at 5:27 PM, poma <pomidorabelis...@gmail.com> wrote: > On 12.05.2014 12:22, Tom Gundersen wrote: >> On Mon, May 12, 2014 at 10:43 AM, Matthias Schiffer >> <mschif...@universe-factory.net> wrote: >>>>>> This should really be added as AFAICT there is currently no way to match >>>>>> on virtual devices like briges, TAP devices, batman-adv devices, etc... >>>>>> which have neither a persistent MAC address nor an ID_PATH to match on. >>>>> >>>>> So I think what we should do here is to allow MAC address (and other >>>>> things) to be set when creating the netdevs. I made an attempt at this >>>>> by generating a "predictable" one based on the interface name and the >>>>> machine-id. Would that do it for you, or are you after a _specific_ >>>>> mac address, rather than just one that is always the same? I had to >>>>> revert the code doing this for now as there was a kernel bug, however >>>>> we'll hopefully get that sorted soon and then get back to this. >>>>> >>>>> Cheers, >>>>> >>>>> Tom >>>>> >>>> >>>> For my usecase, a predictable, but otherwise random MAC address would >>>> do. But I also see that setting an arbitrary MAC address (or any other >>>> link parameter) for a specific virtual device is useful as well >>>> (especially as it is possible to do so with real devices). As virtual >>>> devices are almost always created with specific names, a Name= match for >>>> .link units would make the most sense in my opinion. >>>> >>>> As a workaround, I've added the following udev rule to >>>> 80-net-setup-link.rules for now to allow matching for virtual devices >>>> with Path= matches: >>>> >>>> ENV{DEVPATH}=="/devices/virtual/net/*", ENV{ID_PATH}=="", >>>> ENV{ID_PATH}="virtual-$kernel" >>>> >>>> Thanks, >>>> Matthias >>>> >>> >>> Ping. There is still no way to match for virtual devices in .link units >>> without my workaround. Is it planned to add something similar? Would a >>> facility allowing to configure the MAC address of a virtual device be in >>> the scope of the TODO point "add reduced [Link] support to .network files"? >> >> Yes. What we will do is that by default we will generate a MAC address >> that will be stable between reboots and use that, but we will also >> allow the MAC address to be set manually in the [NetDev] section (in >> the same way as in the .link files). >> >> The kernel interface for doing this is currently broken, but a patch >> has been submitted to fix it, and once that hits the stable kernels I >> guess we can start using it (otherwise we are just going to get heaps >> of weird bug reports). >> >> Cheers, >> >> Tom > > Ping. > Care to paste link to a patch?
Sure: <http://www.spinics.net/lists/netdev/msg280477.html> Cheers, Tom _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel