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):
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):
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_multiple_item_if_mon_not_none(self):
cfg = make_fake_conf()
cfg.add_section('global')
cfg.set('global', 'mon initial members', 'AAAA, BBBB')
mon_initial_members = mon.get_mon_initial_members(Mock(), False, cfg)
assert set(mon_initial_members) == set(['AAAA', 'BBBB'])
def test_return_if_mon_none_and_empty_false(self):
cfg = make_fake_conf()
mon_initial_members = mon.get_mon_initial_members(Mock(), False, cfg)
assert mon_initial_members is None
def test_assert_if_mon_none_and_empty_True(self):
cfg = make_fake_conf()
with pytest.raises(exc.NeedHostError):
mon.get_mon_initial_members(Mock(), True, cfg)
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()
