Tested 0.40.1 from -proposed; things look good here.
root@b1:~# ls -al /etc/netplan/
total 9
drwxr-xr-x 2 root root 4 Oct 4 20:29 .
drwxr-xr-x 87 root root 175 Oct 2 06:36 ..
-rw-r--r-- 1 root root 381 Oct 1 14:53 50-cloud-init.yaml
-rw-r--r-- 1 root root 0 Oct 1 15:16 99-empty.yaml
root@b1:~# apt-cache policy netplan.io
netplan.io:
Installed: 0.40~18.04.1
Candidate: 0.40.1~18.04.1
Version table:
0.40.1~18.04.1 500
500 http://archive.ubuntu.com/ubuntu bionic-proposed/main amd64 Packages
*** 0.40~18.04.1 100
100 /var/lib/dpkg/status
0.36.3 500
500 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
0.36.1 500
500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
root@b1:~# netplan apply
Traceback (most recent call last):
File "/usr/sbin/netplan", line 23, in <module>
netplan.main()
File "/usr/share/netplan/netplan/cli/core.py", line 50, in main
self.run_command()
File "/usr/share/netplan/netplan/cli/utils.py", line 130, in run_command
self.func()
File "/usr/share/netplan/netplan/cli/commands/apply.py", line 43, in run
self.run_command()
File "/usr/share/netplan/netplan/cli/utils.py", line 130, in run_command
self.func()
File "/usr/share/netplan/netplan/cli/commands/apply.py", line 83, in
command_apply
config_manager.parse()
File "/usr/share/netplan/netplan/configmanager.py", line 111, in parse
self._merge_yaml_config(yaml_file)
File "/usr/share/netplan/netplan/configmanager.py", line 197, in
_merge_yaml_config
network = yaml_data.get('network')
AttributeError: 'NoneType' object has no attribute 'get'
root@b1:~# mv /etc/netplan/99-empty.yaml .
root@b1:~# apt install netplan.io
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following package was automatically installed and is no longer required:
libfreetype6
Use 'apt autoremove' to remove it.
Suggested packages:
network-manager | wpasupplicant
The following packages will be upgraded:
netplan.io
1 upgraded, 0 newly installed, 0 to remove and 45 not upgraded.
Need to get 63.8 kB of archives.
After this operation, 0 B of additional disk space will be used.
Get:1 http://archive.ubuntu.com/ubuntu bionic-proposed/main amd64 netplan.io
amd64 0.40.1~18.04.1 [63.8 kB]
Fetched 63.8 kB in 1s (108 kB/s)
(Reading database ... 28509 files and directories currently installed.)
Preparing to unpack .../netplan.io_0.40.1~18.04.1_amd64.deb ...
Unpacking netplan.io (0.40.1~18.04.1) over (0.40~18.04.1) ...
Setting up netplan.io (0.40.1~18.04.1) ...
Processing triggers for man-db (2.8.3-2) ...
root@b1:~# mv 99-empty.yaml /etc/netplan/
root@b1:~# netplan apply
root@b1:~# networkctl status
● State: routable
Address: 10.8.107.180 on eth0
fe80::216:3eff:fede:ccf1 on eth0
Gateway: 10.8.107.1 on eth0
DNS: 10.8.107.1
Search Domains: lxd
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You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1795343
Title:
netplan backported on bionic (0.40~18.04.1) crash when there is an
empty YAML configuration file
To manage notifications about this bug go to:
https://bugs.launchpad.net/netplan/+bug/1795343/+subscriptions
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