Package: python-lockfile Version: 1:0.12.2-2~bpo8+1 Severity: important In a fresh jessie VM, enable jessie-backports and install a package using python-lockfile (in this case, via python-daemon).
apt -t jessie-backports install lava-coordinator
Mar 27 13:46:10 debian systemd[1]: Starting LSB: LAVA MultiNode Coordinator
singleton...
Mar 27 13:46:10 debian lava-coordinator[26156]: Starting lava-coordinator :
lava-coordinatoTraceback (most recent call last):
Mar 27 13:46:10 debian lava-coordinator[26156]: File
"/usr/bin/lava-coordinator", line 27, in <module>
Mar 27 13:46:10 debian lava-coordinator[26156]: import daemon.pidlockfile
Mar 27 13:46:10 debian lava-coordinator[26156]: File
"/usr/lib/pymodules/python2.7/daemon/pidlockfile.py", line 33, in <module>
Mar 27 13:46:10 debian lava-coordinator[26156]: class PIDLockFile(LinkFileLock,
object):
Mar 27 13:46:10 debian lava-coordinator[26156]: TypeError: Error when calling
the metaclass bases
Mar 27 13:46:10 debian lava-coordinator[26156]: function() argument 1 must be
code, not str
Mar 27 13:46:10 debian lava-coordinator[26156]: failed!
Mar 27 13:46:10 debian systemd[1]: lava-coordinator.service: control process
exited, code=exited status=1
Mar 27 13:46:10 debian systemd[1]: Failed to start LSB: LAVA MultiNode
Coordinator singleton.
Mar 27 13:46:10 debian systemd[1]: Unit lava-coordinator.service entered failed
state.
root@debian:/home/neil# lava-coordinator
Traceback (most recent call last):
File "/usr/bin/lava-coordinator", line 27, in <module>
import daemon.pidlockfile
File "/usr/lib/pymodules/python2.7/daemon/pidlockfile.py", line 33, in
<module>
class PIDLockFile(LinkFileLock, object):
TypeError: Error when calling the metaclass bases
function() argument 1 must be code, not str
Downgrade python-lockfile to the version in jessie, with no other
changes, and the bug disappears:
# apt install python-lockfile=1:0.8-2
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be DOWNGRADED:
python-lockfile
0 upgraded, 0 newly installed, 1 downgraded, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 8,908 B of archives.
After this operation, 3,072 B disk space will be freed.
Do you want to continue? [Y/n]
Get:1 http://mirror.bytemark.co.uk/debian/ jessie/main python-lockfile all
1:0.8-2 [8,908 B]
Fetched 8,908 B in 0s (106 kB/s)
dpkg: warning: downgrading python-lockfile from 1:0.12.2-2~bpo8+1 to 1:0.8-2
(Reading database ... 56259 files and directories currently installed.)
Preparing to unpack .../python-lockfile_1%3a0.8-2_all.deb ...
Unpacking python-lockfile (1:0.8-2) over (1:0.12.2-2~bpo8+1) ...
Setting up python-lockfile (1:0.8-2) ...
Setting up lava-coordinator (0.1.5-3) ...
Processing triggers for python-support (1.0.15) ...
root@debian:/home/neil# service lava-coordinator status
● lava-coordinator.service - LSB: LAVA MultiNode Coordinator singleton
Loaded: loaded (/etc/init.d/lava-coordinator)
Active: active (running) since Mon 2017-03-27 13:49:41 BST; 4min 9s ago
Process: 26290 ExecStart=/etc/init.d/lava-coordinator start (code=exited,
status=0/SUCCESS)
CGroup: /system.slice/lava-coordinator.service
└─26295 /usr/bin/python /usr/bin/lava-coordinator --loglevel=DEBUG
Mar 27 13:49:41 debian lava-coordinator[26290]: Starting lava-coordinator :
lava-coordinato.
Mar 27 13:49:41 debian systemd[1]: Started LSB: LAVA MultiNode Coordinator
singleton.
-- System Information:
Debian Release: 8.7
APT prefers stable-updates
APT policy: (500, 'stable-updates'), (500, 'stable')
Architecture: amd64 (x86_64)
Kernel: Linux 3.16.0-4-amd64 (SMP w/2 CPU cores)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
Versions of packages python-lockfile depends on:
ii python 2.7.9-1
ii python-support 1.0.15
python-lockfile recommends no packages.
python-lockfile suggests no packages.
-- no debconf information
--
Neil Williams
=============
http://www.linux.codehelp.co.uk/
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