charm upgrade from 18.11 fails with config-change

[Narinder Gupta]

2019-04-17 23:36:28 DEBUG upgrade-charm After this operation, 596 kB of additional disk space will be used.
2019-04-17 23:36:28 DEBUG upgrade-charm Get:1 http://archive.ubuntu.com/ubuntu bionic/main amd64 python3-dnspython all 1.15.0-1 [85.0 kB]
2019-04-17 23:36:28 DEBUG upgrade-charm Fetched 85.0 kB in 1s (163 kB/s)
2019-04-17 23:36:28 DEBUG upgrade-charm Selecting previously unselected package python3-dnspython.
2019-04-17 23:36:28 DEBUG upgrade-charm (Reading database ... ^M(Reading database ... 5%^M(Reading database ... 10%^M(Reading database ... 15%^M(Reading database ... 20%^M(Reading database ... 25%^M(Reading database ... 30%^M(Reading database ... 35%^M(Reading database ... 40%^M(Reading database ... 45%^M(Reading database ... 50%^M(Reading database ... 55%^M(Reading database ... 60%^M(Reading database ... 65%^M(Reading database ... 70%^M(Reading database ... 75%^M(Reading database ... 80%^M(Reading database ... 85%^M(Reading database ... 90%^M(Reading database ... 95%^M(Reading database ... 100%^M(Reading database ... 44464 files and directories currently installed.)
2019-04-17 23:36:28 DEBUG upgrade-charm Preparing to unpack .../python3-dnspython_1.15.0-1_all.deb ...
2019-04-17 23:36:28 DEBUG upgrade-charm Unpacking python3-dnspython (1.15.0-1) ...
2019-04-17 23:36:28 DEBUG upgrade-charm Setting up python3-dnspython (1.15.0-1) ...
2019-04-17 23:36:30 DEBUG upgrade-charm dpkg-query: package 'python3-pyudev' is not installed and no information is available
2019-04-17 23:36:30 DEBUG upgrade-charm Use dpkg --info (= dpkg-deb --info) to examine archive files,
2019-04-17 23:36:30 DEBUG upgrade-charm and dpkg --contents (= dpkg-deb --contents) to list their contents.
2019-04-17 23:36:30 DEBUG upgrade-charm Reading package lists...
2019-04-17 23:36:30 DEBUG upgrade-charm Building dependency tree...
2019-04-17 23:36:30 DEBUG upgrade-charm Reading state information...
2019-04-17 23:36:31 DEBUG upgrade-charm The following NEW packages will be installed:
2019-04-17 23:36:31 DEBUG upgrade-charm python3-pyudev
2019-04-17 23:36:31 DEBUG upgrade-charm 0 upgraded, 1 newly installed, 0 to remove and 8 not upgraded.
2019-04-17 23:36:31 DEBUG upgrade-charm Need to get 36.7 kB of archives.
2019-04-17 23:36:31 DEBUG upgrade-charm After this operation, 221 kB of additional disk space will be used.
2019-04-17 23:36:31 DEBUG upgrade-charm Get:1 http://archive.ubuntu.com/ubuntu bionic/main amd64 python3-pyudev all 0.21.0-1 [36.7 kB]
2019-04-17 23:36:31 DEBUG upgrade-charm Fetched 36.7 kB in 0s (91.0 kB/s)
2019-04-17 23:36:31 DEBUG upgrade-charm Selecting previously unselected package python3-pyudev.
2019-04-17 23:36:31 DEBUG upgrade-charm (Reading database ... ^M(Reading database ... 5%^M(Reading database ... 10%^M(Reading database ... 15%^M(Reading database ... 20%^M(Reading database ... 25%^M(Reading database ... 30%^M(Reading database ... 35%^M(Reading database ... 40%^M(Reading database ... 45%^M(Reading database ... 50%^M(Reading database ... 55%^M(Reading database ... 60%^M(Reading database ... 65%^M(Reading database ... 70%^M(Reading database ... 75%^M(Reading database ... 80%^M(Reading database ... 85%^M(Reading database ... 90%^M(Reading database ... 95%^M(Reading database ... 100%^M(Reading database ... 44577 files and directories currently installed.)
2019-04-17 23:36:31 DEBUG upgrade-charm Preparing to unpack .../python3-pyudev_0.21.0-1_all.deb ...
2019-04-17 23:36:31 DEBUG upgrade-charm Unpacking python3-pyudev (0.21.0-1) ...
2019-04-17 23:36:32 DEBUG upgrade-charm Setting up python3-pyudev (0.21.0-1) ...
2019-04-17 23:36:33 DEBUG config-changed Traceback (most recent call last):
2019-04-17 23:36:33 DEBUG config-changed File "/var/lib/juju/agents/unit-ceph-radosgw-0/charm/hooks/config-changed", line 26, in <module>
2019-04-17 23:36:33 DEBUG config-changed import ceph.utils as ceph_utils
2019-04-17 23:36:33 DEBUG config-changed ImportError: bad magic number in 'ceph': b'\x03\xf3\r\n'
2019-04-17 23:36:34 ERROR juju.worker.uniter.operation runhook.go:132 hook "config-changed" failed: exit status 1
2019-04-17 23:36:39 DEBUG config-changed Traceback (most recent call last):
2019-04-17 23:36:39 DEBUG config-changed File "/var/lib/juju/agents/unit-ceph-radosgw-0/charm/hooks/config-changed", line 26, in <module>
2019-04-17 23:36:39 DEBUG config-changed import ceph.utils as ceph_utils
2019-04-17 23:36:39 DEBUG config-changed ImportError: bad magic number in 'ceph': b'\x03\xf3\r\n'
2019-04-17 23:36:39 ERROR juju.worker.uniter.operation runhook.go:132 hook "config-changed" failed: exit status 1
2019-04-17 23:37:09 DEBUG config-changed Traceback (most recent call last):
2019-04-17 23:37:09 DEBUG config-changed File "/var/lib/juju/agents/unit-ceph-radosgw-0/charm/hooks/config-changed", line 26, in <module>
2019-04-17 23:37:09 DEBUG config-changed import ceph.utils as ceph_utils
2019-04-17 23:37:09 DEBUG config-changed ImportError: bad magic number in 'ceph': b'\x03\xf3\r\n'

[Narinder Gupta (narindergupta)]

After removing var/lib/juju/agents/unit-ceph-radosgw-?/charm/hooks/*.pyc issue gets resolves it but it should work out of box.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.opendev.org/654018

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/654018
Committed: https://git.openstack.org/cgit/openstack/charm-ceph-radosgw/commit/?id=3d48451dd773c2d3dd715f2d04f925a978e2096e
Submitter: Zuul
Branch: master

commit 3d48451dd773c2d3dd715f2d04f925a978e2096e
Author: David Ames <email address hidden>
Date: Fri Apr 19 08:32:52 2019 -0700

    Remove old .pyc files

    Avoid Byte code errors: bad magic number in 'ceph': b'\x03\xf3\r\n'

    Change-Id: I156803991b2b3783ef633837a3945f50a86ef0dc
    Closes-Bug: #1825392

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/19.04
Review: https://review.opendev.org/654472

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/654472
Committed: https://git.openstack.org/cgit/openstack/charm-ceph-radosgw/commit/?id=3d94154e246752c0c42a337c12206f419d6dda87
Submitter: Zuul
Branch: stable/19.04

commit 3d94154e246752c0c42a337c12206f419d6dda87
Author: David Ames <email address hidden>
Date: Fri Apr 19 08:32:52 2019 -0700

    Remove old .pyc files

    Avoid Byte code errors: bad magic number in 'ceph': b'\x03\xf3\r\n'

    Change-Id: I156803991b2b3783ef633837a3945f50a86ef0dc
    Closes-Bug: #1825392
    (cherry picked from commit 3d48451dd773c2d3dd715f2d04f925a978e2096e)