Ubuntu Bionic (which contained v0.97 and v0.98) are out of standard
support, and I cannot reproduce this issue on Ubuntu Focal (Netplan
v0.104) anymore. So I'm closing this bug report.
Please re-open if you think this is still an issue.
root@ff:~# cat /etc/netplan/tunnels-lp1812680.yaml
network:
version: 2
renderer: networkd
tunnels:
tun0:
mode: gre
local: 1.1.1.1
remote: 2.2.2.2
addresses:
- 10.7.10.50/30
tun1:
mode: gre
local: 3.3.3.3
remote: 4.4.4.4
addresses:
- 10.7.10.54/30
root@ff:~# netplan apply
root@ff:~# cat /run/systemd/network/10-netplan-tun0*
[NetDev]
Name=tun0
Kind=gre
[Tunnel]
Independent=true
Local=1.1.1.1
Remote=2.2.2.2
[Match]
Name=tun0
[Network]
LinkLocalAddressing=ipv6
Address=10.7.10.50/30
ConfigureWithoutCarrier=yes
root@ff:~# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group
default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: gre0@NONE: <NOARP> mtu 1476 qdisc noop state DOWN group default qlen 1000
link/gre 0.0.0.0 brd 0.0.0.0
3: gretap0@NONE: <BROADCAST,MULTICAST> mtu 1462 qdisc noop state DOWN group
default qlen 1000
link/ether 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
4: erspan0@NONE: <BROADCAST,MULTICAST> mtu 1450 qdisc noop state DOWN group
default qlen 1000
link/ether 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
5: tun0@NONE: <POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1476 qdisc noqueue state
UNKNOWN group default qlen 1000
link/gre 1.1.1.1 peer 2.2.2.2
inet 10.7.10.50/30 brd 10.7.10.51 scope global tun0
valid_lft forever preferred_lft forever
6: tun1@NONE: <POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1476 qdisc noqueue state
UNKNOWN group default qlen 1000
link/gre 3.3.3.3 peer 4.4.4.4
inet 10.7.10.54/30 brd 10.7.10.55 scope global tun1
valid_lft forever preferred_lft forever
586: eth0@if587: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state
UP group default qlen 1000
link/ether 00:16:3e:67:65:fb brd ff:ff:ff:ff:ff:ff link-netnsid 0
inet 10.238.94.77/24 metric 100 brd 10.238.94.255 scope global dynamic eth0
valid_lft 3598sec preferred_lft 3598sec
inet6 fd42:7213:f20e:bd74:216:3eff:fe67:65fb/64 scope global tentative
mngtmpaddr noprefixroute
valid_lft forever preferred_lft forever
inet6 fe80::216:3eff:fe67:65fb/64 scope link
valid_lft forever preferred_lft forever
=> Tunnels end up in "UP,LOWER_UP" state
** Changed in: netplan.io (Ubuntu)
Status: Confirmed => Won't Fix
** No longer affects: netplan
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https://bugs.launchpad.net/bugs/1812680
Title:
gre tunnels are down after netplan apply
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