root@rharper-b1:~# vi /etc/netplan/50-cloud-init.yaml # changed the set-name: to eth_lan root@rharper-b1:~# netplan generate root@rharper-b1:~# cp /run/systemd/network/10-netplan-ens3.link /etc/systemd/network/
# just the default link file in the initramfs root@rharper-b1:~# lsinitramfs /boot/initrd.img-4.15.0-20-generic | grep \.link lib/systemd/network/99-default.link lib/modules/4.15.0-20-generic/kernel/net/core/devlink.ko lib/udev/rules.d/80-net-setup-link.rules bin/readlink root@rharper-b1:~# update-initramfs -u update-initramfs: Generating /boot/initrd.img-4.15.0-20-generic # now we see the local .link file from /etc copied in. root@rharper-b1:~# lsinitramfs /boot/initrd.img-4.15.0-20-generic | grep \.link lib/modules/4.15.0-20-generic/kernel/net/core/devlink.ko lib/systemd/network/99-default.link lib/systemd/network/10-netplan-ens3.link lib/udev/rules.d/80-net-setup-link.rules bin/readlink On Fri, May 11, 2018 at 9:35 AM, Ryan Harper <[email protected]> wrote: > I'm just verifying that on my end; note that the 99-default.link is > going to be sufficient to trigger a rename from eth0 to ens3; which > then prevents any rename once we mount root. > > Here's the trigger: > > % /usr/share/initramfs-tools/hooks/udev > # copy .link files containing interface naming definitions > mkdir -p $DESTDIR/lib/systemd/network/ > find /lib/systemd/network -name '*.link' -execdir cp -pt > $DESTDIR/lib/systemd/network/ '{}' + > if [ -d /etc/systemd/network ]; then > find /etc/systemd/network -name '*.link' -execdir cp -pt > $DESTDIR/lib/systemd/network/ '{}' + > fi > > If you create a .link file in /etc/systemd/network/ lower than 99-* > then those link rules will apply first. > > > On Fri, May 11, 2018 at 9:24 AM, Daniel Axtens > <[email protected]> wrote: >> Ok, so the bit I'm stuck on is how the link files and the netplan >> generator are getting pulled into the initramfs then. >> >> ubuntu@btest:~$ sudo update-initramfs -u >> update-initramfs: Generating /boot/initrd.img-4.15.0-20-generic >> >> ubuntu@btest:~$ lsinitramfs /boot/initrd.img-4.15.0-20-generic | grep \\.link >> lib/systemd/network/99-default.link >> ubuntu@btest:~$ lsinitramfs /boot/initrd.img-4.15.0-20-generic | grep netplan >> ubuntu@btest:~$ lsinitramfs /boot/initrd.img-4.15.0-20-generic | grep >> generate >> ubuntu@btest:~$ lsinitramfs /boot/initrd.img-4.15.0-20-generic | grep >> system-generators >> >> As you can see there's no generator and no link files in my initramfs - >> by what mechanism is it supposed to work? What package/script/tool is >> supposed to pull the link files in? >> >> -- >> You received this bug notification because you are subscribed to >> netplan. >> Matching subscriptions: netplan >> https://bugs.launchpad.net/bugs/1770082 >> >> Title: >> systemd-networkd not renaming devices on boot >> >> To manage notifications about this bug go to: >> https://bugs.launchpad.net/netplan/+bug/1770082/+subscriptions -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1770082 Title: systemd-networkd not renaming devices on boot To manage notifications about this bug go to: https://bugs.launchpad.net/netplan/+bug/1770082/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
