Here are my notes from using a Groovy LXD container:
Expected Results
---
$ resolvectl status | grep "DNS Server"
Current DNS Server: 192.168.100.1
DNS Servers: 192.168.100.1
Actual Results
---
$ resolvectl status
Global
LLMNR setting: no
MulticastDNS setting: no
DNSOverTLS setting: no
DNSSEC setting: no
DNSSEC supported: no
Link 24 (eth0)
Current Scopes: none
DefaultRoute setting: no
LLMNR setting: yes
MulticastDNS setting: no
DNSOverTLS setting: no
DNSSEC setting: no
DNSSEC supported: no
Steps to reproduce
---
$ lxc launch ubuntu-daily:g g
$ lxc exec g bash
# cat /etc/cloud/build.info
build_name: server
serial: 20200813
# sudo apt update -qq
# apt-cache policy systemd
systemd:
Installed: 245.7-1ubuntu1
Candidate: 246-2ubuntu1
Version table:
246-2ubuntu1 500
500 http://archive.ubuntu.com/ubuntu groovy/main amd64 Packages
*** 245.7-1ubuntu1 100
100 /var/lib/dpkg/status
# resolvectl status | grep "DNS Server"
Current DNS Server: 192.168.100.1
DNS Servers: 192.168.100.1
# sudo apt install --yes systemd
...
Job for systemd-networkd.service failed because the control process exited with
error code.
See "systemctl status systemd-networkd.service" and "journalctl -xe" for
details.
Removing obsolete conffile /etc/dhcp/dhclient-enter-hooks.d/resolved ...
...
# resolvectl status
Global
LLMNR setting: no
MulticastDNS setting: no
DNSOverTLS setting: no
DNSSEC setting: no
DNSSEC supported: no
Link 24 (eth0)
Current Scopes: none
DefaultRoute setting: no
LLMNR setting: yes
MulticastDNS setting: no
DNSOverTLS setting: no
DNSSEC setting: no
DNSSEC supported: no
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https://bugs.launchpad.net/bugs/1891716
Title:
Networking broken after systemd update
Status in systemd package in Ubuntu:
New
Bug description:
# Description:
After this upgrade in groovy, networking stopped working:
Start-Date: 2020-08-14 17:02:50
Commandline: apt-get dist-upgrade --assume-yes
Requested-By: ubuntu (1000)
Install: motd-news-config:amd64 (11ubuntu11, automatic)
Upgrade: libaudit-common:amd64 (1:2.8.5-2ubuntu6, 1:2.8.5-3ubuntu1),
alsa-ucm-conf:amd64 (1.2.2-1ubuntu1, 1.2.2-1ubuntu2), libmpfr6:amd64
(4.0.2-1build1, 4.1.0-3), python3-software-properties:amd64 (0.98.10, 0.99.2),
cloud-initramfs-dyn-netconf:amd64 (0.45ubuntu1, 0.46ubuntu1), libsystemd0:amd64
(245.7-1ubuntu1, 246-2ubuntu1), libpam-cap:amd64 (1:2.36-1, 1:2.42-2),
libgmp10:amd64 (2:6.2.0+dfsg-6, 2:6.2.0+dfsg-6ubuntu1), ubuntu-standard:amd64
(1.452, 1.453), nano:amd64 (4.9.3-1, 5.1-1), udev:amd64 (245.7-1ubuntu1,
246-2ubuntu1), ubuntu-server:amd64 (1.452, 1.453), libpipeline1:amd64
(1.5.2-2build1, 1.5.3-1), isc-dhcp-common:amd64 (4.4.1-2.1ubuntu6,
4.4.1-2.1ubuntu9), libudev1:amd64 (245.7-1ubuntu1, 246-2ubuntu1),
systemd-timesyncd:amd64 (245.7-1ubuntu1, 246-2ubuntu1), ubuntu-minimal:amd64
(1.452, 1.453), libcap2:amd64 (1:2.36-1, 1:2.42-2), systemd-sysv:amd64
(245.7-1ubuntu1, 246-2ubuntu1), libcap2-bin:amd64 (1:2.36-1, 1:2.42-2),
libpam-systemd:amd64 (245.7-1ubuntu1, 246-2ubuntu1), systemd:amd64
(245.7-1ubuntu1, 246-2ubuntu1), libnss-systemd:amd64 (245.7-1ubuntu1,
246-2ubuntu1), ethtool:amd64 (1:5.4-1, 1:5.8-1), overlayroot:amd64
(0.45ubuntu1, 0.46ubuntu1), cloud-initramfs-copymods:amd64 (0.45ubuntu1,
0.46ubuntu1), isc-dhcp-client:amd64 (4.4.1-2.1ubuntu6, 4.4.1-2.1ubuntu9),
libaudit1:amd64 (1:2.8.5-2ubuntu6, 1:2.8.5-3ubuntu1), base-files:amd64
(11ubuntu10, 11ubuntu11), software-properties-common:amd64 (0.98.10, 0.99.2)
End-Date: 2020-08-14 17:03:10
# Reproduction steps:
$ multipass launch --name groovy-update-test daily:groovy
$ multipass connect groovy-update-test
# connected to VM
$ sudo apt-get update && sudo apt-get dist-upgrade --assume-yes
# works fine
$ sudo apt-get update
Err:1 http://security.ubuntu.com/ubuntu groovy-security InRelease
Temporary failure resolving 'security.ubuntu.com'
Err:2 http://archive.ubuntu.com/ubuntu groovy InRelease
Temporary failure resolving 'archive.ubuntu.com'
Err:3 http://archive.ubuntu.com/ubuntu groovy-updates InRelease
Temporary failure resolving 'archive.ubuntu.com'
Err:4 http://archive.ubuntu.com/ubuntu groovy-backports InRelease
Temporary failure resolving 'archive.ubuntu.com'
Reading package lists... Done
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/groovy/InRelease
Temporary failure resolving 'archive.ubuntu.com'
W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/groovy-updates/InRelease Temporary
failure resolving 'archive.ubuntu.com'
W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/groovy-backports/InRelease Temporary
failure resolving 'archive.ubuntu.com'
W: Failed to fetch
http://security.ubuntu.com/ubuntu/dists/groovy-security/InRelease Temporary
failure resolving 'security.ubuntu.com'
W: Some index files failed to download. They have been ignored, or old ones
used instead.
$ sudo systemctl list-units --failed
UNIT LOAD ACTIVE SUB DESCRIPTION
● systemd-networkd.service loaded failed failed Network Service
● systemd-networkd.socket loaded failed failed Network Service Netlink Socket
LOAD = Reflects whether the unit definition was properly loaded.
ACTIVE = The high-level unit activation state, i.e. generalization of SUB.
SUB = The low-level unit activation state, values depend on unit type.
2 loaded units listed.
$ systemctl status systemd-networkd.service
● systemd-networkd.service - Network Service
Loaded: loaded (/lib/systemd/system/systemd-networkd.service; enabled;
vendor preset: enabled)
Active: failed (Result: exit-code) since Fri 2020-08-14 17:03:01 EDT;
12min ago
TriggeredBy: ● systemd-networkd.socket
Docs: man:systemd-networkd.service(8)
Main PID: 2745 (code=exited, status=1/FAILURE)
Aug 14 17:03:01 fulfilling-hornet systemd[1]: systemd-networkd.service: Main
process exited, code=exited, status=1/FAILURE
Aug 14 17:03:01 fulfilling-hornet systemd[1]: systemd-networkd.service:
Failed with result 'exit-code'.
Aug 14 17:03:01 fulfilling-hornet systemd[1]: Failed to start Network Service.
Aug 14 17:03:01 fulfilling-hornet systemd[1]: systemd-networkd.service:
Scheduled restart job, restart counter is at 5.
Aug 14 17:03:01 fulfilling-hornet systemd[1]: Stopped Network Service.
Aug 14 17:03:01 fulfilling-hornet systemd[1]: systemd-networkd.service: Start
request repeated too quickly.
Aug 14 17:03:01 fulfilling-hornet systemd[1]: systemd-networkd.service:
Failed with result 'exit-code'.
Aug 14 17:03:01 fulfilling-hornet systemd[1]: Failed to start Network Service.
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