yahoo-eng-team team mailing list archive
-
yahoo-eng-team team
-
Mailing list archive
-
Message #80326
[Bug 1847583] [NEW] netplan configuration not re-generated
Public bug reported:
via https://bugs.launchpad.net/cloud-init/+bug/1846535/comments/40
steps to reproduce: (ec2/gcp/azure all have the same issue)
* start a ubuntu 18.04 instance
* update cloud-init to `19.2-36-g059d049c-0ubuntu2~18.04.1`
cloud-init-output.log
```
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'init-local' at Thu, 10 Oct 2019 08:33:00 +0000. Up 11.53 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'init' at Thu, 10 Oct 2019 08:33:03 +0000. Up 14.77 seconds.
ci-info: ++++++++++++++++++++++++++++++++++++++Net device info++++++++++++++++++++++++++++++++++++++
ci-info: +--------+------+----------------------------+---------------+--------+-------------------+
ci-info: | Device | Up | Address | Mask | Scope | Hw-Address |
ci-info: +--------+------+----------------------------+---------------+--------+-------------------+
ci-info: | ens5 | True | 172.31.18.122 | 255.255.240.0 | global | 02:a8:af:c9:34:90 |
ci-info: | ens5 | True | fe80::a8:afff:fec9:3490/64 | . | link | 02:a8:af:c9:34:90 |
ci-info: | lo | True | 127.0.0.1 | 255.0.0.0 | host | . |
ci-info: | lo | True | ::1/128 | . | host | . |
ci-info: +--------+------+----------------------------+---------------+--------+-------------------+
ci-info: ++++++++++++++++++++++++++++++Route IPv4 info++++++++++++++++++++++++++++++
ci-info: +-------+-------------+-------------+-----------------+-----------+-------+
ci-info: | Route | Destination | Gateway | Genmask | Interface | Flags |
ci-info: +-------+-------------+-------------+-----------------+-----------+-------+
ci-info: | 0 | 0.0.0.0 | 172.31.16.1 | 0.0.0.0 | ens5 | UG |
ci-info: | 1 | 172.31.16.0 | 0.0.0.0 | 255.255.240.0 | ens5 | U |
ci-info: | 2 | 172.31.16.1 | 0.0.0.0 | 255.255.255.255 | ens5 | UH |
ci-info: +-------+-------------+-------------+-----------------+-----------+-------+
ci-info: +++++++++++++++++++Route IPv6 info+++++++++++++++++++
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | Route | Destination | Gateway | Interface | Flags |
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | 1 | fe80::/64 | :: | ens5 | U |
ci-info: | 3 | local | :: | ens5 | U |
ci-info: | 4 | ff00::/8 | :: | ens5 | U |
ci-info: +-------+-------------+---------+-----------+-------+
Generating public/private rsa key pair.
Your identification has been saved in /etc/ssh/ssh_host_rsa_key.
root@ip-172-31-18-122:~# networkctl
IDX LINK TYPE OPERATIONAL SETUP
1 lo loopback carrier unmanaged
2 ens5 ether routable configured
2 links listed.
root@ip-172-31-18-122:~# cat /etc/netplan/50-cloud-init.yaml
# This file is generated from information provided by
# the datasource. Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:
version: 2
ethernets:
ens5:
dhcp4: true
dhcp6: true
match:
macaddress: 02:a8:af:c9:34:90
set-name: ens5
```
* update packages and install kernel 5.3.5
* create a image of the now running instance
* start a instance from the image
* unable to connect
* stop the instance
* mount the disk to another running instance
mounting the disk to another instance, one can see that the netplan configuration was not updated
```
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'modules:config' at Thu, 10 Oct 2019 08:53:35 +0000. Up 24.40 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'modules:final' at Thu, 10 Oct 2019 08:53:36 +0000. Up 25.32 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 finished at Thu, 10 Oct 2019 08:53:36 +0000. Datasource DataSourceEc2Local. Up 25.43 seconds
Cloud-init v. 19.2-36-g059d049c-0ubuntu2~18.04.1 running 'init-local' at Thu, 10 Oct 2019 09:15:51 +0000. Up 16.36 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu2~18.04.1 running 'init' at Thu, 10 Oct 2019 09:15:52 +0000. Up 17.47 seconds.
ci-info: +++++++++++++++++++++++++++Net device info++++++++++++++++++++++++++++
ci-info: +--------+-------+-----------+-----------+-------+-------------------+
ci-info: | Device | Up | Address | Mask | Scope | Hw-Address |
ci-info: +--------+-------+-----------+-----------+-------+-------------------+
ci-info: | ens5 | False | . | . | . | 06:c1:88:5c:97:58 |
ci-info: | lo | True | 127.0.0.1 | 255.0.0.0 | host | . |
ci-info: | lo | True | ::1/128 | . | host | . |
ci-info: +--------+-------+-----------+-----------+-------+-------------------+
ci-info: +++++++++++++++++++Route IPv6 info+++++++++++++++++++
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | Route | Destination | Gateway | Interface | Flags |
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: +-------+-------------+---------+-----------+-------+
root@ip-172-31-40-235:/mnt# cat etc/netplan/50-cloud-init.yaml
# This file is generated from information provided by
# the datasource. Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:
version: 2
ethernets:
ens5:
dhcp4: true
dhcp6: true
match:
macaddress: 02:a8:af:c9:34:90
set-name: ens5
```
** Affects: cloud-init
Importance: Undecided
Status: New
--
You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to cloud-init.
https://bugs.launchpad.net/bugs/1847583
Title:
netplan configuration not re-generated
Status in cloud-init:
New
Bug description:
via https://bugs.launchpad.net/cloud-init/+bug/1846535/comments/40
steps to reproduce: (ec2/gcp/azure all have the same issue)
* start a ubuntu 18.04 instance
* update cloud-init to `19.2-36-g059d049c-0ubuntu2~18.04.1`
cloud-init-output.log
```
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'init-local' at Thu, 10 Oct 2019 08:33:00 +0000. Up 11.53 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'init' at Thu, 10 Oct 2019 08:33:03 +0000. Up 14.77 seconds.
ci-info: ++++++++++++++++++++++++++++++++++++++Net device info++++++++++++++++++++++++++++++++++++++
ci-info: +--------+------+----------------------------+---------------+--------+-------------------+
ci-info: | Device | Up | Address | Mask | Scope | Hw-Address |
ci-info: +--------+------+----------------------------+---------------+--------+-------------------+
ci-info: | ens5 | True | 172.31.18.122 | 255.255.240.0 | global | 02:a8:af:c9:34:90 |
ci-info: | ens5 | True | fe80::a8:afff:fec9:3490/64 | . | link | 02:a8:af:c9:34:90 |
ci-info: | lo | True | 127.0.0.1 | 255.0.0.0 | host | . |
ci-info: | lo | True | ::1/128 | . | host | . |
ci-info: +--------+------+----------------------------+---------------+--------+-------------------+
ci-info: ++++++++++++++++++++++++++++++Route IPv4 info++++++++++++++++++++++++++++++
ci-info: +-------+-------------+-------------+-----------------+-----------+-------+
ci-info: | Route | Destination | Gateway | Genmask | Interface | Flags |
ci-info: +-------+-------------+-------------+-----------------+-----------+-------+
ci-info: | 0 | 0.0.0.0 | 172.31.16.1 | 0.0.0.0 | ens5 | UG |
ci-info: | 1 | 172.31.16.0 | 0.0.0.0 | 255.255.240.0 | ens5 | U |
ci-info: | 2 | 172.31.16.1 | 0.0.0.0 | 255.255.255.255 | ens5 | UH |
ci-info: +-------+-------------+-------------+-----------------+-----------+-------+
ci-info: +++++++++++++++++++Route IPv6 info+++++++++++++++++++
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | Route | Destination | Gateway | Interface | Flags |
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | 1 | fe80::/64 | :: | ens5 | U |
ci-info: | 3 | local | :: | ens5 | U |
ci-info: | 4 | ff00::/8 | :: | ens5 | U |
ci-info: +-------+-------------+---------+-----------+-------+
Generating public/private rsa key pair.
Your identification has been saved in /etc/ssh/ssh_host_rsa_key.
root@ip-172-31-18-122:~# networkctl
IDX LINK TYPE OPERATIONAL SETUP
1 lo loopback carrier unmanaged
2 ens5 ether routable configured
2 links listed.
root@ip-172-31-18-122:~# cat /etc/netplan/50-cloud-init.yaml
# This file is generated from information provided by
# the datasource. Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:
version: 2
ethernets:
ens5:
dhcp4: true
dhcp6: true
match:
macaddress: 02:a8:af:c9:34:90
set-name: ens5
```
* update packages and install kernel 5.3.5
* create a image of the now running instance
* start a instance from the image
* unable to connect
* stop the instance
* mount the disk to another running instance
mounting the disk to another instance, one can see that the netplan configuration was not updated
```
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'modules:config' at Thu, 10 Oct 2019 08:53:35 +0000. Up 24.40 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 running 'modules:final' at Thu, 10 Oct 2019 08:53:36 +0000. Up 25.32 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu1~18.04.1 finished at Thu, 10 Oct 2019 08:53:36 +0000. Datasource DataSourceEc2Local. Up 25.43 seconds
Cloud-init v. 19.2-36-g059d049c-0ubuntu2~18.04.1 running 'init-local' at Thu, 10 Oct 2019 09:15:51 +0000. Up 16.36 seconds.
Cloud-init v. 19.2-36-g059d049c-0ubuntu2~18.04.1 running 'init' at Thu, 10 Oct 2019 09:15:52 +0000. Up 17.47 seconds.
ci-info: +++++++++++++++++++++++++++Net device info++++++++++++++++++++++++++++
ci-info: +--------+-------+-----------+-----------+-------+-------------------+
ci-info: | Device | Up | Address | Mask | Scope | Hw-Address |
ci-info: +--------+-------+-----------+-----------+-------+-------------------+
ci-info: | ens5 | False | . | . | . | 06:c1:88:5c:97:58 |
ci-info: | lo | True | 127.0.0.1 | 255.0.0.0 | host | . |
ci-info: | lo | True | ::1/128 | . | host | . |
ci-info: +--------+-------+-----------+-----------+-------+-------------------+
ci-info: +++++++++++++++++++Route IPv6 info+++++++++++++++++++
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | Route | Destination | Gateway | Interface | Flags |
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: +-------+-------------+---------+-----------+-------+
root@ip-172-31-40-235:/mnt# cat etc/netplan/50-cloud-init.yaml
# This file is generated from information provided by
# the datasource. Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:
version: 2
ethernets:
ens5:
dhcp4: true
dhcp6: true
match:
macaddress: 02:a8:af:c9:34:90
set-name: ens5
```
To manage notifications about this bug go to:
https://bugs.launchpad.net/cloud-init/+bug/1847583/+subscriptions
Follow ups
