def start_iscsi_initiators(ctx, tgt_link):
"""
This is the sub-task that assigns an rbd to an iscsiadm control and
performs a login (thereby creating a /dev/sd device). It performs
a logout when finished.
"""
remotes = ctx.cluster.only(teuthology.is_type('client')).remotes
tgtd_list = []
for role, host in tgt_link:
rem = _get_remote(remotes, role)
rem_name = _get_remote_name(remotes, host)
rem.run(args=[
'sudo',
'iscsiadm',
'-m',
'discovery',
'-t',
'st',
'-p',
rem_name,
])
proc = rem.run(args=[
'sudo',
'iscsiadm',
'-m',
'node',
'--login',
])
if proc.exitstatus == 0:
tgtd_list.append((rem, rem_name))
general_io_test(ctx, rem, host)
try:
with contextutil.nested(
lambda: generic_mkfs(ctx=ctx,
config={host: {
'fs_type': 'xfs'
}},
devname_rtn=tgt_devname_rtn),
lambda: generic_mount(
ctx=ctx, config={host: None}, devname_rtn=tgt_devname_rtn),
):
yield
finally:
for rem_info in tgtd_list:
rem = rem_info[0]
rem_name = rem_info[1]
rem.run(args=[
'sudo',
'iscsiadm',
'-m',
'node',
'--logout',
])
def start_iscsi_initiators(ctx, tgt_link):
"""
This is the sub-task that assigns an rbd to an iscsiadm control and
performs a login (thereby creating a /dev/sd device). It performs
a logout when finished.
"""
remotes = ctx.cluster.only(teuthology.is_type('client')).remotes
tgtd_list = []
for role, host in tgt_link:
rem = _get_remote(remotes, role)
rem_name = _get_remote_name(remotes, host)
rem.run(
args=[
'sudo',
'iscsiadm',
'-m',
'discovery',
'-t',
'st',
'-p',
rem_name,
])
proc = rem.run(
args=[
'sudo',
'iscsiadm',
'-m',
'node',
'--login',
])
if proc.exitstatus == 0:
tgtd_list.append((rem, rem_name))
general_io_test(ctx, rem, host)
try:
with contextutil.nested(
lambda: generic_mkfs(ctx=ctx, config={host: {'fs_type': 'xfs'}},
devname_rtn=tgt_devname_rtn),
lambda: generic_mount(ctx=ctx, config={host: None},
devname_rtn=tgt_devname_rtn),
):
yield
finally:
for rem_info in tgtd_list:
rem = rem_info[0]
rem_name = rem_info[1]
rem.run(
args=[
'sudo',
'iscsiadm',
'-m',
'node',
'--logout',
])
def task(ctx, config):
"""
Create and mount an rbd image.
For example, you can specify which clients to run on::
tasks:
- ceph:
- rbd: [client.0, client.1]
There are a few image options::
tasks:
- ceph:
- rbd:
client.0: # uses defaults
client.1:
image_name: foo
image_size: 2048
image_format: 2
fs_type: xfs
To use default options on all clients::
tasks:
- ceph:
- rbd:
all:
To create 20GiB images and format them with xfs on all clients::
tasks:
- ceph:
- rbd:
all:
image_size: 20480
fs_type: xfs
"""
if config is None:
config = { 'all': None }
norm_config = config
if isinstance(config, dict):
norm_config = teuthology.replace_all_with_clients(ctx.cluster, config)
if isinstance(norm_config, dict):
role_images = {}
for role, properties in norm_config.items():
if properties is None:
properties = {}
role_images[role] = properties.get('image_name')
else:
role_images = norm_config
log.debug('rbd config is: %s', norm_config)
with contextutil.nested(
lambda: create_image(ctx=ctx, config=norm_config),
lambda: modprobe(ctx=ctx, config=norm_config),
lambda: dev_create(ctx=ctx, config=role_images),
lambda: generic_mkfs(ctx=ctx, config=norm_config,
devname_rtn=rbd_devname_rtn),
lambda: generic_mount(ctx=ctx, config=role_images,
devname_rtn=rbd_devname_rtn),
):
yield
def task(ctx, config):
"""
Create and mount an rbd image.
For example, you can specify which clients to run on::
tasks:
- ceph:
- rbd: [client.0, client.1]
There are a few image options::
tasks:
- ceph:
- rbd:
client.0: # uses defaults
client.1:
image_name: foo
image_size: 2048
image_format: 2
fs_type: xfs
To use default options on all clients::
tasks:
- ceph:
- rbd:
all:
To create 20GiB images and format them with xfs on all clients::
tasks:
- ceph:
- rbd:
all:
image_size: 20480
fs_type: xfs
"""
if config is None:
config = { 'all': None }
norm_config = config
if isinstance(config, dict):
norm_config = teuthology.replace_all_with_clients(ctx.cluster, config)
if isinstance(norm_config, dict):
role_images = {}
for role, properties in norm_config.iteritems():
if properties is None:
properties = {}
role_images[role] = properties.get('image_name')
else:
role_images = norm_config
log.debug('rbd config is: %s', norm_config)
with contextutil.nested(
lambda: create_image(ctx=ctx, config=norm_config),
lambda: modprobe(ctx=ctx, config=norm_config),
lambda: dev_create(ctx=ctx, config=role_images),
lambda: generic_mkfs(ctx=ctx, config=norm_config,
devname_rtn=rbd_devname_rtn),
lambda: generic_mount(ctx=ctx, config=role_images,
devname_rtn=rbd_devname_rtn),
):
yield
