def disk_zap(args):
for hostname, disk, journal in args.disk:
if not disk or not hostname:
raise RuntimeError('zap command needs both HOSTNAME and DISK but got "%s %s"' % (hostname, disk))
LOG.debug('zapping %s on %s', disk, hostname)
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
distro.conn.remote_module.zeroing(disk)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'zap',
disk,
],
)
# once all is done, call partprobe (or partx)
# On RHEL and CentOS distros, calling partprobe forces a reboot of the
# server. Since we are not resizing partitons we rely on calling
# partx
if distro.normalized_name.startswith(('centos', 'red')):
LOG.info('calling partx on zapped device %s', disk)
LOG.info('re-reading known partitions will display errors')
partx_executable = system.executable_path(distro.conn, 'partx')
remoto.process.run(
distro.conn,
[
partx_executable,
'-a',
disk,
],
)
else:
LOG.debug('Calling partprobe on zapped device %s', disk)
partprobe_executable = system.executable_path(distro.conn, 'partprobe')
remoto.process.run(
distro.conn,
[
partprobe_executable,
disk,
],
)
distro.conn.exit()
def disk_zap(args):
for hostname, disk, journal in args.disk:
if not disk or not hostname:
raise RuntimeError('zap command needs both HOSTNAME and DISK but got "%s %s"' % (hostname, disk))
LOG.debug('zapping %s on %s', disk, hostname)
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
distro.conn.remote_module.zeroing(disk)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'zap',
disk,
],
)
# once all is done, call partprobe (or partx)
# On RHEL and CentOS distros, calling partprobe forces a reboot of the
# server. Since we are not resizing partitons we rely on calling
# partx
if distro.normalized_name.startswith(('centos', 'red')):
LOG.info('calling partx on zapped device %s', disk)
LOG.info('re-reading known partitions will display errors')
partx_executable = system.executable_path(distro.conn, 'partx')
remoto.process.run(
distro.conn,
[
partx_executable,
'-a',
disk,
],
)
else:
LOG.debug('Calling partprobe on zapped device %s', disk)
partprobe_executable = system.executable_path(distro.conn, 'partprobe')
remoto.process.run(
distro.conn,
[
partprobe_executable,
disk,
],
)
distro.conn.exit()
def disk_zap(args):
for hostname, disk, journal in args.disk:
if not disk or not hostname:
raise RuntimeError('zap command needs both HOSTNAME and DISK but got "%s %s"' % (hostname, disk))
LOG.debug("zapping %s on %s", disk, hostname)
distro = hosts.get(hostname, username=args.username)
LOG.info("Distro info: %s %s %s", distro.name, distro.release, distro.codename)
distro.conn.remote_module.zeroing(disk)
ceph_disk_executable = system.executable_path(distro.conn, "ceph-disk")
remoto.process.run(distro.conn, [ceph_disk_executable, "zap", disk])
# once all is done, call partprobe (or partx)
# On RHEL and CentOS distros, calling partprobe forces a reboot of the
# server. Since we are not resizing partitons we rely on calling
# partx
if distro.normalized_name.startswith(("centos", "red")):
LOG.info("calling partx on zapped device %s", disk)
LOG.info("re-reading known partitions will display errors")
remoto.process.run(distro.conn, ["partx", "-a", disk])
else:
LOG.debug("Calling partprobe on zapped device %s", disk)
remoto.process.run(distro.conn, ["partprobe", disk])
distro.conn.exit()
def disk_zap(args):
for hostname, disk, journal in args.disk:
if not disk or not hostname:
raise RuntimeError(
'zap command needs both HOSTNAME and DISK but got "%s %s"' %
(hostname, disk))
LOG.debug('zapping %s on %s', disk, hostname)
distro = hosts.get(hostname,
username=args.username,
callbacks=[packages.ceph_is_installed])
LOG.info('Distro info: %s %s %s', distro.name, distro.release,
distro.codename)
distro.conn.remote_module.zeroing(disk)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'zap',
disk,
],
)
distro.conn.exit()
def disk_zap(args):
for hostname, disk, journal in args.disk:
if not disk or not hostname:
raise RuntimeError('zap command needs both HOSTNAME and DISK but got "%s %s"' % (hostname, disk))
LOG.debug('zapping %s on %s', disk, hostname)
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
distro.conn.remote_module.zeroing(disk)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'zap',
disk,
],
)
distro.conn.exit()
def osd_list(args, cfg):
monitors = mon.get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
# get the osd tree from a monitor host
mon_host = monitors[0]
distro = hosts.get(mon_host, username=args.username)
tree = osd_tree(distro.conn, args.cluster)
distro.conn.exit()
interesting_files = ['active', 'magic', 'whoami', 'journal_uuid']
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
remote_module = distro.conn.remote_module
osds = distro.conn.remote_module.listdir(constants.osd_path)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
output, err, exit_code = remoto.process.check(distro.conn, [
ceph_disk_executable,
'list',
])
for _osd in osds:
osd_path = os.path.join(constants.osd_path, _osd)
journal_path = os.path.join(osd_path, 'journal')
_id = int(_osd.split('-')[-1]) # split on dash, get the id
osd_name = 'osd.%s' % _id
metadata = {}
json_blob = {}
# piggy back from ceph-disk and get the mount point
device = get_osd_mount_point(output, osd_name)
if device:
metadata['device'] = device
# read interesting metadata from files
for f in interesting_files:
osd_f_path = os.path.join(osd_path, f)
if remote_module.path_exists(osd_f_path):
metadata[f] = remote_module.readline(osd_f_path)
# do we have a journal path?
if remote_module.path_exists(journal_path):
metadata['journal path'] = remote_module.get_realpath(
journal_path)
# is this OSD in osd tree?
for blob in tree['nodes']:
if blob.get('id') == _id: # matches our OSD
json_blob = blob
print_osd(
distro.conn.logger,
hostname,
osd_path,
json_blob,
metadata,
)
distro.conn.exit()
def osd_list(args, cfg):
for hostname in args.host:
distro = hosts.get(hostname,
username=args.username,
callbacks=[packages.ceph_is_installed])
LOG.info('Distro info: %s %s %s', distro.name, distro.release,
distro.codename)
LOG.debug('Listing disks on {hostname}...'.format(hostname=hostname))
ceph_volume_executable = system.executable_path(
distro.conn, 'ceph-volume')
if args.debug:
remoto.process.run(distro.conn, [
ceph_volume_executable,
'lvm',
'list',
],
env={'CEPH_VOLUME_DEBUG': '1'})
else:
remoto.process.run(
distro.conn,
[
ceph_volume_executable,
'lvm',
'list',
],
)
distro.conn.exit()
def osd_tree(conn, cluster):
"""
Check the status of an OSD. Make sure all are up and in
What good output would look like::
{
"epoch": 8,
"num_osds": 1,
"num_up_osds": 1,
"num_in_osds": "1",
"full": "false",
"nearfull": "false"
}
Note how the booleans are actually strings, so we need to take that into
account and fix it before returning the dictionary. Issue #8108
"""
ceph_executable = system.executable_path(conn, "ceph")
command = [ceph_executable, "--cluster={cluster}".format(cluster=cluster), "osd", "tree", "--format=json"]
out, err, code = remoto.process.check(conn, command)
try:
loaded_json = json.loads("".join(out))
# convert boolean strings to actual booleans because
# --format=json fails to do this properly
for k, v in loaded_json.items():
if v == "true":
loaded_json[k] = True
elif v == "false":
loaded_json[k] = False
return loaded_json
except ValueError:
return {}
def disk_list(args, cfg):
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
LOG.info("Distro info: %s %s %s", distro.name, distro.release, distro.codename)
LOG.debug("Listing disks on {hostname}...".format(hostname=hostname))
ceph_disk_executable = system.executable_path(distro.conn, "ceph-disk")
remoto.process.run(distro.conn, [ceph_disk_executable, "list"])
distro.conn.exit()
def create_osd(
conn,
cluster,
data,
journal,
zap,
fs_type,
dmcrypt,
dmcrypt_dir,
storetype,
block_wal,
block_db,
**kw):
"""
Run on osd node, creates an OSD from a data disk.
"""
ceph_volume_executable = system.executable_path(conn, 'ceph-volume')
args = [
ceph_volume_executable,
'--cluster', cluster,
'lvm',
'create',
'--%s' % storetype,
'--data', data
]
if zap:
LOG.warning('zapping is no longer supported when preparing')
if dmcrypt:
args.append('--dmcrypt')
# TODO: re-enable dmcrypt support once ceph-volume grows it
LOG.warning('dmcrypt is currently not supported')
if storetype == 'bluestore':
if block_wal:
args.append('--block.wal')
args.append(block_wal)
if block_db:
args.append('--block.db')
args.append(block_db)
elif storetype == 'filestore':
if not journal:
raise RuntimeError('A journal lv or GPT partition must be specified when using filestore')
args.append('--journal')
args.append(journal)
if kw.get('debug'):
remoto.process.run(
conn,
args,
extend_env={'CEPH_VOLUME_DEBUG': '1'}
)
else:
remoto.process.run(
conn,
args
)
def prepare_disk(
conn,
cluster,
disk,
journal,
activate_prepared_disk,
init,
zap,
fs_type,
dmcrypt,
dmcrypt_dir,
storetype):
"""
Run on osd node, prepares a data disk for use.
"""
ceph_disk_executable = system.executable_path(conn, 'ceph-disk')
args = [
ceph_disk_executable,
'-v',
'prepare',
]
if zap:
args.append('--zap-disk')
if dmcrypt:
args.append('--dmcrypt')
if dmcrypt_dir is not None:
args.append('--dmcrypt-key-dir')
args.append(dmcrypt_dir)
if storetype:
args.append('--' + storetype)
args.extend([
'--cluster',
cluster,
'--fs-type',
fs_type,
'--',
disk,
])
if journal is not None:
args.append(journal)
remoto.process.run(
conn,
args
)
if activate_prepared_disk:
# we don't simply run activate here because we don't know
# which partition ceph-disk prepare created as the data
# volume. instead, we rely on udev to do the activation and
# just give it a kick to ensure it wakes up. we also enable
# ceph.target, the other key piece of activate.
if init == 'systemd':
system.enable_service(conn, "ceph.target")
elif init == 'sysvinit':
system.enable_service(conn, "ceph")
def create_osd(
conn,
cluster,
data,
journal,
zap,
fs_type,
dmcrypt,
dmcrypt_dir,
storetype,
block_wal,
block_db,
**kw):
"""
Run on osd node, creates an OSD from a data disk.
"""
ceph_volume_executable = system.executable_path(conn, 'ceph-volume')
args = [
ceph_volume_executable,
'--cluster', cluster,
'lvm',
'create',
'--%s' % storetype,
'--data', data
]
if zap:
LOG.warning('zapping is no longer supported when preparing')
if dmcrypt:
args.append('--dmcrypt')
# TODO: re-enable dmcrypt support once ceph-volume grows it
LOG.warning('dmcrypt is currently not supported')
if storetype == 'bluestore':
if block_wal:
args.append('--block.wal')
args.append(block_wal)
if block_db:
args.append('--block.db')
args.append(block_db)
elif storetype == 'filestore':
if not journal:
raise RuntimeError('A journal lv or GPT partition must be specified when using filestore')
args.append('--journal')
args.append(journal)
if kw.get('debug'):
remoto.process.run(
conn,
args,
env={'CEPH_VOLUME_DEBUG': '1'}
)
else:
remoto.process.run(
conn,
args
)
def prepare_disk(
conn,
cluster,
disk,
journal,
activate_prepared_disk,
init,
zap,
fs_type,
dmcrypt,
dmcrypt_dir):
"""
Run on osd node, prepares a data disk for use.
"""
ceph_disk_executable = system.executable_path(conn, 'ceph-disk')
args = [
ceph_disk_executable,
'-v',
'prepare',
]
if zap:
args.append('--zap-disk')
if dmcrypt:
args.append('--dmcrypt')
if dmcrypt_dir is not None:
args.append('--dmcrypt-key-dir')
args.append(dmcrypt_dir)
args.extend([
'--cluster',
cluster,
'--fs-type',
fs_type,
'--',
disk,
])
if journal is not None:
args.append(journal)
remoto.process.run(
conn,
args
)
if activate_prepared_disk:
# we don't simply run activate here because we don't know
# which partition ceph-disk prepare created as the data
# volume. instead, we rely on udev to do the activation and
# just give it a kick to ensure it wakes up. we also enable
# ceph.target, the other key piece of activate.
if init == 'systemd':
system.enable_service(conn, "ceph.target")
elif init == 'sysvinit':
system.enable_service(conn, "ceph")
def osd_status_check(conn, cluster):
"""
Check the status of an OSD. Make sure all are up and in
What good output would look like::
{
"epoch": 8,
"num_osds": 1,
"num_up_osds": 1,
"num_in_osds": "1",
"full": "false",
"nearfull": "false"
}
Note how the booleans are actually strings, so we need to take that into
account and fix it before returning the dictionary. Issue #8108
"""
ceph_executable = system.executable_path(conn, 'ceph')
command = [
ceph_executable,
'--cluster={cluster}'.format(cluster=cluster),
'osd',
'stat',
'--format=json',
]
try:
out, err, code = remoto.process.check(
conn,
command,
)
except TypeError:
# XXX This is a bug in remoto. If the other end disconnects with a timeout
# it will return a None, and here we are expecting a 3 item tuple, not a None
# so it will break with a TypeError. Once remoto fixes this, we no longer need
# this try/except.
return {}
try:
loaded_json = json.loads(b''.join(out).decode('utf-8'))
# convert boolean strings to actual booleans because
# --format=json fails to do this properly
for k, v in loaded_json.items():
if v == 'true':
loaded_json[k] = True
elif v == 'false':
loaded_json[k] = False
return loaded_json
except ValueError:
return {}
def osd_status_check(conn, cluster):
"""
Check the status of an OSD. Make sure all are up and in
What good output would look like::
{
"epoch": 8,
"num_osds": 1,
"num_up_osds": 1,
"num_in_osds": "1",
"full": "false",
"nearfull": "false"
}
Note how the booleans are actually strings, so we need to take that into
account and fix it before returning the dictionary. Issue #8108
"""
ceph_executable = system.executable_path(conn, 'ceph')
command = [
ceph_executable,
'--cluster={cluster}'.format(cluster=cluster),
'osd',
'stat',
'--format=json',
]
try:
out, err, code = remoto.process.check(
conn,
command,
)
except TypeError:
# XXX This is a bug in remoto. If the other end disconnects with a timeout
# it will return a None, and here we are expecting a 3 item tuple, not a None
# so it will break with a TypeError. Once remoto fixes this, we no longer need
# this try/except.
return {}
try:
loaded_json = json.loads(b''.join(out).decode('utf-8'))
# convert boolean strings to actual booleans because
# --format=json fails to do this properly
for k, v in loaded_json.items():
if v == 'true':
loaded_json[k] = True
elif v == 'false':
loaded_json[k] = False
return loaded_json
except ValueError:
return {}
def osd_list(args, cfg):
monitors = mon.get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
# get the osd tree from a monitor host
mon_host = monitors[0]
distro = hosts.get(mon_host, username=args.username)
tree = osd_tree(distro.conn, args.cluster)
distro.conn.exit()
interesting_files = ["active", "magic", "whoami", "journal_uuid"]
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
remote_module = distro.conn.remote_module
osds = distro.conn.remote_module.listdir(constants.osd_path)
ceph_disk_executable = system.executable_path(distro.conn, "ceph-disk")
output, err, exit_code = remoto.process.check(distro.conn, [ceph_disk_executable, "list"])
for _osd in osds:
osd_path = os.path.join(constants.osd_path, _osd)
journal_path = os.path.join(osd_path, "journal")
_id = int(_osd.split("-")[-1]) # split on dash, get the id
osd_name = "osd.%s" % _id
metadata = {}
json_blob = {}
# piggy back from ceph-disk and get the mount point
device = get_osd_mount_point(output, osd_name)
if device:
metadata["device"] = device
# read interesting metadata from files
for f in interesting_files:
osd_f_path = os.path.join(osd_path, f)
if remote_module.path_exists(osd_f_path):
metadata[f] = remote_module.readline(osd_f_path)
# do we have a journal path?
if remote_module.path_exists(journal_path):
metadata["journal path"] = remote_module.get_realpath(journal_path)
# is this OSD in osd tree?
for blob in tree["nodes"]:
if blob.get("id") == _id: # matches our OSD
json_blob = blob
print_osd(distro.conn.logger, hostname, osd_path, json_blob, metadata)
distro.conn.exit()
def activate(args, cfg):
LOG.debug(
'Activating cluster %s disks %s',
args.cluster,
# join elements of t with ':', t's with ' '
# allow None in elements of t; print as empty
' '.join(':'.join((s or '') for s in t) for t in args.disk),
)
for hostname, disk, journal in args.disk:
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
LOG.debug('activating host %s disk %s', hostname, disk)
LOG.debug('will use init type: %s', distro.init)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'-v',
'activate',
'--mark-init',
distro.init,
'--mount',
disk,
],
)
# give the OSD a few seconds to start
time.sleep(5)
catch_osd_errors(distro.conn, distro.conn.logger, args)
if distro.init == 'systemd':
system.enable_service(distro.conn, "ceph.target")
elif distro.init == 'sysvinit':
system.enable_service(distro.conn, "ceph")
distro.conn.exit()
def activate(args, cfg):
LOG.debug(
'Activating cluster %s disks %s',
args.cluster,
# join elements of t with ':', t's with ' '
# allow None in elements of t; print as empty
' '.join(':'.join((s or '') for s in t) for t in args.disk),
)
for hostname, disk, journal in args.disk:
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
LOG.debug('activating host %s disk %s', hostname, disk)
LOG.debug('will use init type: %s', distro.init)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'-v',
'activate',
'--mark-init',
distro.init,
'--mount',
disk,
],
)
# give the OSD a few seconds to start
time.sleep(5)
catch_osd_errors(distro.conn, distro.conn.logger, args)
if distro.init == 'systemd':
system.enable_service(distro.conn, "ceph.target")
elif distro.init == 'sysvinit':
system.enable_service(distro.conn, "ceph")
distro.conn.exit()
def disk_list(args, cfg):
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
LOG.info('Distro info: %s %s %s', distro.name, distro.release,
distro.codename)
LOG.debug('Listing disks on {hostname}...'.format(hostname=hostname))
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'list',
],
)
distro.conn.exit()
def disk_zap(args):
hostname = args.host
for disk in args.disk:
if not disk or not hostname:
raise RuntimeError('zap command needs both HOSTNAME and DISK but got "%s %s"' % (hostname, disk))
LOG.debug('zapping %s on %s', disk, hostname)
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
distro.conn.remote_module.zeroing(disk)
ceph_volume_executable = system.executable_path(distro.conn, 'ceph-volume')
if args.debug:
remoto.process.run(
distro.conn,
[
ceph_volume_executable,
'lvm',
'zap',
disk,
],
env={'CEPH_VOLUME_DEBUG': '1'}
)
else:
remoto.process.run(
distro.conn,
[
ceph_volume_executable,
'lvm',
'zap',
disk,
],
)
distro.conn.exit()
def disk_zap(args):
hostname = args.host
for disk in args.disk:
if not disk or not hostname:
raise RuntimeError('zap command needs both HOSTNAME and DISK but got "%s %s"' % (hostname, disk))
LOG.debug('zapping %s on %s', disk, hostname)
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
distro.conn.remote_module.zeroing(disk)
ceph_volume_executable = system.executable_path(distro.conn, 'ceph-volume')
if args.debug:
remoto.process.run(
distro.conn,
[
ceph_volume_executable,
'lvm',
'zap',
disk,
],
env={'CEPH_VOLUME_DEBUG': '1'}
)
else:
remoto.process.run(
distro.conn,
[
ceph_volume_executable,
'lvm',
'zap',
disk,
],
)
distro.conn.exit()
def osd_tree(conn, cluster):
"""
Check the status of an OSD. Make sure all are up and in
What good output would look like::
{
"epoch": 8,
"num_osds": 1,
"num_up_osds": 1,
"num_in_osds": "1",
"full": "false",
"nearfull": "false"
}
Note how the booleans are actually strings, so we need to take that into
account and fix it before returning the dictionary. Issue #8108
"""
ceph_executable = system.executable_path(conn, 'ceph')
command = [
ceph_executable,
'--cluster={cluster}'.format(cluster=cluster),
'osd',
'tree',
'--format=json',
]
out, err, code = remoto.process.check(
conn,
command,
)
try:
loaded_json = json.loads(b''.join(out).decode('utf-8'))
# convert boolean strings to actual booleans because
# --format=json fails to do this properly
for k, v in loaded_json.items():
if v == 'true':
loaded_json[k] = True
elif v == 'false':
loaded_json[k] = False
return loaded_json
except ValueError:
return {}
def osd_list(args, cfg):
for hostname in args.host:
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
LOG.debug('Listing disks on {hostname}...'.format(hostname=hostname))
ceph_volume_executable = system.executable_path(distro.conn, 'ceph-volume')
if args.debug:
remoto.process.run(
distro.conn,
[
ceph_volume_executable,
'lvm',
'list',
],
env={'CEPH_VOLUME_DEBUG': '1'}
)
else:
remoto.process.run(
distro.conn,
[
ceph_volume_executable,
'lvm',
'list',
],
)
distro.conn.exit()
def disk_list(args, cfg):
for hostname, disk, journal in args.disk:
distro = hosts.get(
hostname,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info(
'Distro info: %s %s %s',
distro.name,
distro.release,
distro.codename
)
LOG.debug('Listing disks on {hostname}...'.format(hostname=hostname))
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
remoto.process.run(
distro.conn,
[
ceph_disk_executable,
'list',
],
)
distro.conn.exit()
def test_cannot_find_executable(self):
fake_conn = Mock()
fake_conn.remote_module.which = Mock(return_value=None)
with raises(exc.ExecutableNotFound):
system.executable_path(fake_conn, 'foo')
def test_returns_path(self):
fake_conn = Mock()
fake_conn.remote_module.which = Mock(return_value='/path')
result = system.executable_path(fake_conn, 'foo')
assert result == '/path'
def test_cannot_find_executable(self):
fake_conn = Mock()
fake_conn.remote_module.which = Mock(return_value=None)
with raises(exc.ExecutableNotFound):
system.executable_path(fake_conn, 'foo')
def osd_list(args, cfg):
monitors = mon.get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
# get the osd tree from a monitor host
mon_host = monitors[0]
distro = hosts.get(
mon_host,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
tree = osd_tree(distro.conn, args.cluster)
distro.conn.exit()
interesting_files = ['active', 'magic', 'whoami', 'journal_uuid']
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
remote_module = distro.conn.remote_module
osds = distro.conn.remote_module.listdir(constants.osd_path)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
output, err, exit_code = remoto.process.check(
distro.conn,
[
ceph_disk_executable,
'list',
]
)
for _osd in osds:
osd_path = os.path.join(constants.osd_path, _osd)
journal_path = os.path.join(osd_path, 'journal')
_id = int(_osd.split('-')[-1]) # split on dash, get the id
osd_name = 'osd.%s' % _id
metadata = {}
json_blob = {}
# piggy back from ceph-disk and get the mount point
device = get_osd_mount_point(output, osd_name)
if device:
metadata['device'] = device
# read interesting metadata from files
for f in interesting_files:
osd_f_path = os.path.join(osd_path, f)
if remote_module.path_exists(osd_f_path):
metadata[f] = remote_module.readline(osd_f_path)
# do we have a journal path?
if remote_module.path_exists(journal_path):
metadata['journal path'] = remote_module.get_realpath(journal_path)
# is this OSD in osd tree?
for blob in tree['nodes']:
if blob.get('id') == _id: # matches our OSD
json_blob = blob
print_osd(
distro.conn.logger,
hostname,
osd_path,
json_blob,
metadata,
)
distro.conn.exit()
def test_returns_path(self):
fake_conn = Mock()
fake_conn.remote_module.which = Mock(return_value='/path')
result = system.executable_path(fake_conn, 'foo')
assert result == '/path'
def osd_list(args, cfg):
# FIXME: this portion should probably be abstracted. We do the same in
# mon.py
cfg = conf.ceph.load(args)
mon_initial_members = cfg.safe_get('global', 'mon_initial_members')
monitors = re.split(r'[,\s]+', mon_initial_members)
if not monitors:
raise exc.NeedHostError(
'could not find `mon initial members` defined in ceph.conf')
# get the osd tree from a monitor host
mon_host = monitors[0]
distro = hosts.get(mon_host, username=args.username)
tree = osd_tree(distro.conn, args.cluster)
distro.conn.exit()
interesting_files = ['active', 'magic', 'whoami', 'journal_uuid']
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
remote_module = distro.conn.remote_module
osds = distro.conn.remote_module.listdir(constants.osd_path)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
output, err, exit_code = remoto.process.check(distro.conn, [
ceph_disk_executable,
'list',
])
for _osd in osds:
osd_path = os.path.join(constants.osd_path, _osd)
journal_path = os.path.join(osd_path, 'journal')
_id = int(_osd.split('-')[-1]) # split on dash, get the id
osd_name = 'osd.%s' % _id
metadata = {}
json_blob = {}
# piggy back from ceph-disk and get the mount point
device = get_osd_mount_point(output, osd_name)
if device:
metadata['device'] = device
# read interesting metadata from files
for f in interesting_files:
osd_f_path = os.path.join(osd_path, f)
if remote_module.path_exists(osd_f_path):
metadata[f] = remote_module.readline(osd_f_path)
# do we have a journal path?
if remote_module.path_exists(journal_path):
metadata['journal path'] = remote_module.get_realpath(
journal_path)
# is this OSD in osd tree?
for blob in tree['nodes']:
if blob.get('id') == _id: # matches our OSD
json_blob = blob
print_osd(
distro.conn.logger,
hostname,
osd_path,
json_blob,
metadata,
)
distro.conn.exit()
def executable(self):
try:
return system.executable_path(self.conn, 'ceph')
except ExecutableNotFound:
return None
def executable(self):
try:
return system.executable_path(self.conn, 'ceph')
except ExecutableNotFound:
return None
def osd_list(args, cfg):
monitors = mon.get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
# get the osd tree from a monitor host
mon_host = monitors[0]
distro = hosts.get(mon_host,
username=args.username,
callbacks=[packages.ceph_is_installed])
# 执行ceph --cluster=ceph osd tree --format=json命令获取osd信息
tree = osd_tree(distro.conn, args.cluster)
distro.conn.exit()
interesting_files = ['active', 'magic', 'whoami', 'journal_uuid']
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
remote_module = distro.conn.remote_module
#获取OSD的目录/var/run/ceph/osd下的osd名称
osds = distro.conn.remote_module.listdir(constants.osd_path)
# 执行ceph-disk list命令获取磁盘、分区信息
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
output, err, exit_code = remoto.process.check(distro.conn, [
ceph_disk_executable,
'list',
])
# 循环OSD
for _osd in osds:
# osd路径，比如/var/run/ceph/osd/ceph-0
osd_path = os.path.join(constants.osd_path, _osd)
# journal路径
journal_path = os.path.join(osd_path, 'journal')
# OSD的id
_id = int(_osd.split('-')[-1]) # split on dash, get the id
osd_name = 'osd.%s' % _id
metadata = {}
json_blob = {}
# piggy back from ceph-disk and get the mount point
# ceph-disk list的结果与osd名称匹配，获取磁盘设备
device = get_osd_mount_point(output, osd_name)
if device:
metadata['device'] = device
# read interesting metadata from files
# 获取OSD下的active, magic, whoami, journal_uuid文件信息
for f in interesting_files:
osd_f_path = os.path.join(osd_path, f)
if remote_module.path_exists(osd_f_path):
metadata[f] = remote_module.readline(osd_f_path)
# do we have a journal path?
# 获取 journal path
if remote_module.path_exists(journal_path):
metadata['journal path'] = remote_module.get_realpath(
journal_path)
# is this OSD in osd tree?
for blob in tree['nodes']:
if blob.get('id') == _id: # matches our OSD
json_blob = blob
# 输出OSD信息
print_osd(
distro.conn.logger,
hostname,
osd_path,
json_blob,
metadata,
)
distro.conn.exit()
def osd_list(args, cfg):
# FIXME: this portion should probably be abstracted. We do the same in
# mon.py
cfg = conf.ceph.load(args)
mon_initial_members = cfg.safe_get('global', 'mon_initial_members')
monitors = re.split(r'[,\s]+', mon_initial_members)
if not monitors:
raise exc.NeedHostError(
'could not find `mon initial members` defined in ceph.conf'
)
# get the osd tree from a monitor host
mon_host = monitors[0]
distro = hosts.get(mon_host, username=args.username)
tree = osd_tree(distro.conn, args.cluster)
distro.conn.exit()
interesting_files = ['active', 'magic', 'whoami', 'journal_uuid']
for hostname, disk, journal in args.disk:
distro = hosts.get(hostname, username=args.username)
remote_module = distro.conn.remote_module
osds = distro.conn.remote_module.listdir(constants.osd_path)
ceph_disk_executable = system.executable_path(distro.conn, 'ceph-disk')
output, err, exit_code = remoto.process.check(
distro.conn,
[
ceph_disk_executable,
'list',
]
)
for _osd in osds:
osd_path = os.path.join(constants.osd_path, _osd)
journal_path = os.path.join(osd_path, 'journal')
_id = int(_osd.split('-')[-1]) # split on dash, get the id
osd_name = 'osd.%s' % _id
metadata = {}
json_blob = {}
# piggy back from ceph-disk and get the mount point
device = get_osd_mount_point(output, osd_name)
if device:
metadata['device'] = device
# read interesting metadata from files
for f in interesting_files:
osd_f_path = os.path.join(osd_path, f)
if remote_module.path_exists(osd_f_path):
metadata[f] = remote_module.readline(osd_f_path)
# do we have a journal path?
if remote_module.path_exists(journal_path):
metadata['journal path'] = remote_module.get_realpath(journal_path)
# is this OSD in osd tree?
for blob in tree['nodes']:
if blob.get('id') == _id: # matches our OSD
json_blob = blob
print_osd(
distro.conn.logger,
hostname,
osd_path,
json_blob,
metadata,
)
distro.conn.exit()
