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ceph-daemon: rm-{daemon,cluster}

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Signed-off-by: Sage Weil <sage@redhat.com>
This commit is contained in:
Sage Weil 2019-09-27 08:51:56 -05:00
parent 96620f3b0c
commit 16ebc62034
2 changed files with 62 additions and 8 deletions
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61
src/ceph-daemon
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@ -421,6 +421,39 @@ def command_ls():
##################################
def command_rm_daemon():
(daemon_type, daemon_id) = args.name.split('.')
if daemon_type in ['mon', 'osd'] and not args.force:
raise RuntimeError('must pass --force to proceed: this command may destroy precious data!')
unit_name='ceph-%s@%s.%s' % (args.fsid, daemon_type, daemon_id)
check_output(['systemctl', 'stop', unit_name])
check_output(['systemctl', 'disable', unit_name])
data_dir = get_data_dir(args.data_dir, args.fsid, daemon_type, daemon_id)
check_output(['rm', '-rf', data_dir])
##################################
def command_rm_cluster():
if not args.force:
raise RuntimeError('must pass --force to proceed: this command may destroy precious data!')
unit_name='ceph-%s.target' % args.fsid
try:
check_output(['systemctl', 'stop', unit_name])
check_output(['systemctl', 'disable', unit_name])
except CalledProcessError:
pass
check_output(['rm', '-f', args.unit_dir + '/ceph-%s@.service' % args.fsid])
check_output(['rm', '-f', args.unit_dir + '/ceph-%s.target' % args.fsid])
check_output(['rm', '-rf',
args.unit_dir + '/ceph-%s.target.wants' % args.fsid])
check_output(['rm', '-rf', args.data_dir + '/' + args.fsid])
check_output(['rm', '-rf', args.log_dir + '/' + args.fsid])
check_output(['rm', '-rf', args.log_dir + '/*.wants/ceph-%s@*' % args.fsid])
# FIXME: disable individual daemon units, too
##################################
parser = argparse.ArgumentParser(
description='Bootstrap Ceph daemons with systemd and containers.',
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
@ -461,6 +494,34 @@ parser_ls = subparsers.add_parser(
'ls', help='list daemon instances on this host')
parser_ls.set_defaults(func=command_ls)
parser_rm_daemon = subparsers.add_parser(
'rm-daemon', help='remove daemon instance')
parser_rm_daemon.set_defaults(func=command_rm_daemon)
parser_rm_daemon.add_argument(
'--name', '-n',
required=True,
help='daemon name (type.id)')
parser_rm_daemon.add_argument(
'--fsid',
required=True,
help='cluster FSID')
parser_rm_daemon.add_argument(
'--force',
action='store_true',
help='proceed, even though this may destroy valuable data')
parser_rm_cluster = subparsers.add_parser(
'rm-cluster', help='remove all daemons for a cluster')
parser_rm_cluster.set_defaults(func=command_rm_cluster)
parser_rm_cluster.add_argument(
'--fsid',
required=True,
help='cluster FSID')
parser_rm_cluster.add_argument(
'--force',
action='store_true',
help='proceed, even though this may destroy valuable data')
parser_run = subparsers.add_parser(
'run', help='run a ceph daemon, in a container, in the foreground')
parser_run.set_defaults(func=command_run)

9
test_ceph_daemon.sh
View File

@ -2,14 +2,7 @@
fsid=0a464092-dfd0-11e9-b903-002590e526e8
for f in `podman ps | awk '{print $1}' | grep -v CONT ` ; do podman kill $f ; done
for f in `systemctl | grep ceph | awk '{print $1}'` ; do systemctl stop $f ; systemctl disable $f ; done
rm /etc/systemd/system/ceph*
systemctl daemon-reload
rm -rf /var/lib/ceph/$fsid/*
rm -rf /var/log/ceph/$fsid/*
../src/ceph-daemon rm-cluster --fsid $fsid --force
../src/ceph-daemon bootstrap \
--fsid $fsid \