cephfs-shell: use pkg_resources rather than packaging module

[vshankar]

Fixes: https://tracker.ceph.com/issues/62739

Follow up on #53529

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[joscollin]

There are other instances:

$ source vstart_environment.sh && source venv/bin/activate && python3 ../src/tools/cephfs/shell/cephfs-shell
Traceback (most recent call last):
File "/home/jcollin/workspace/ceph/build/../src/tools/cephfs/shell/cephfs-shell", line 1848, in
read_shell_conf(shell, get_shell_conffile_path(args.config))
File "/home/jcollin/workspace/ceph/build/../src/tools/cephfs/shell/cephfs-shell", line 1704, in read_shell_conf
if version.parse(cmd2_version) >= version.parse("0.10.0"):
^^^^^^^
NameError: name 'version' is not defined. Did you mean: 'Version'?

[vshankar]

There are other instances:

$ source vstart_environment.sh && source venv/bin/activate && python3 ../src/tools/cephfs/shell/cephfs-shell
Traceback (most recent call last):
File "/home/jcollin/workspace/ceph/build/../src/tools/cephfs/shell/cephfs-shell", line 1848, in
read_shell_conf(shell, get_shell_conffile_path(args.config))
File "/home/jcollin/workspace/ceph/build/../src/tools/cephfs/shell/cephfs-shell", line 1704, in read_shell_conf
if version.parse(cmd2_version) >= version.parse("0.10.0"):
^^^^^^^
NameError: name 'version' is not defined. Did you mean: 'Version'?

oh, bother :/

sending a fix...

[vshankar]

jenkins test api

[joscollin]

Looks good to me, though it's better move the doc changes to separate commit.

[vshankar]

Looks good to me, though it's better move the doc changes to separate commit.

The doc change is a separate commit :)

[vshankar]

jenkins test api

[vshankar]

https://tracker.ceph.com/projects/cephfs/wiki/Main#13-Oct-2023