This bug was fixed in the package ubuntu-fan - 0.9.1
---------------
ubuntu-fan (0.9.1) xenial; urgency=medium
[ Andy Whitcroft ]
* fanatic: fix legacy command line form syntax error (LP: #1584150)
* fanctl/fanatic: add help commands/options with initial pointers
(LP: #1535054)
[ Jay Vosburgh ]
* fanatic: fix underlay with calculation (LP: #1584092)
[ Andy Whitcroft ]
* fanctl/fanatic: remove invalid web reference from manual pages.
(LP: #1582956)
* fanatic: detect user specified underlay address without overlay
(LP: #1584692)
* fanatic: switch from lxd-images to using cached lxc images. (LP: #1584775)
* fanatic: test-host -- use the selected underlay width to calculate the
remote addresses
(LP: #1584878)
* fanctl: fix net start/stop exit codes. (LP: #1551747)
* fanatic: install ping and nc when needed (LP: #1586176)
* fanatic: switch docker testing to lts images (LP: #1586169)
-- Andy Whitcroft <a...@ubuntu.com> Mon, 04 Jul 2016 14:35:39 +0100
** Changed in: ubuntu-fan (Ubuntu Xenial)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/1551747
Title:
ubuntu-fan causes issues during network configuration
Status in cloud-init:
New
Status in Snappy:
Confirmed
Status in ubuntu-fan package in Ubuntu:
Fix Released
Status in ubuntu-fan source package in Xenial:
Fix Released
Status in ubuntu-fan source package in Yakkety:
Fix Released
Bug description:
it seems that ubuntu-fan is causing issues with network configuration.
On 16.04 daily image:
root@localhost:~# snappy list
Name Date Version Developer
canonical-pi2 2016-02-02 3.0 canonical
canonical-pi2-linux 2016-02-03 4.3.0-1006-3 canonical
ubuntu-core 2016-02-22 16.04.0-10.armhf canonical
I see this when I'm activating a wifi card on a raspberry pi 2.
root@localhost:~# ifdown wlan0
ifdown: interface wlan0 not configured
root@localhost:~# ifup wlan0
Internet Systems Consortium DHCP Client 4.3.3
Copyright 2004-2015 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/
Listening on LPF/wlan0/c4:e9:84:17:31:9b
Sending on LPF/wlan0/c4:e9:84:17:31:9b
Sending on Socket/fallback
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 3 (xid=0x81c0c95e)
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 5 (xid=0x81c0c95e)
DHCPREQUEST of 192.168.0.170 on wlan0 to 255.255.255.255 port 67
(xid=0x5ec9c081)
DHCPOFFER of 192.168.0.170 from 192.168.0.251
DHCPACK of 192.168.0.170 from 192.168.0.251
RTNETLINK answers: File exists
bound to 192.168.0.170 -- renewal in 17145 seconds.
run-parts: /etc/network/if-up.d/ubuntu-fan exited with return code 1
Failed to bring up wlan0.
===
[Impact]
Installing ubuntu-fan can trigger error messages when initialising
with no fan configuration.
[Test Case]
As above.
[Regression Potential]
Low, suppresses errorneous error messages.
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