mirror of
https://github.com/ceph/ceph
synced 2024-12-16 08:26:25 +00:00
384 lines
11 KiB
Python
384 lines
11 KiB
Python
import contextlib
|
|
import logging
|
|
|
|
from orchestra import run
|
|
from teuthology import misc as teuthology
|
|
from teuthology import contextutil
|
|
|
|
log = logging.getLogger(__name__)
|
|
|
|
def default_image_name(role):
|
|
return 'testimage.{role}'.format(role=role)
|
|
|
|
@contextlib.contextmanager
|
|
def create_image(ctx, config):
|
|
"""
|
|
Create an rbd image.
|
|
|
|
For example::
|
|
|
|
tasks:
|
|
- ceph:
|
|
- rbd.create_image:
|
|
client.0:
|
|
image_name: testimage
|
|
image_size: 100
|
|
client.1:
|
|
"""
|
|
assert isinstance(config, dict) or isinstance(config, list), \
|
|
"task create_image only supports a list or dictionary for configuration"
|
|
|
|
if isinstance(config, dict):
|
|
images = config.items()
|
|
else:
|
|
images = [(role, None) for role in config]
|
|
|
|
for role, properties in images:
|
|
if properties is None:
|
|
properties = {}
|
|
name = properties.get('image_name', default_image_name(role))
|
|
size = properties.get('image_size', 1024)
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
log.info('Creating image {name} with size {size}'.format(name=name,
|
|
size=size))
|
|
remote.run(
|
|
args=[
|
|
'LD_LIBRARY_PATH=/tmp/cephtest/binary/usr/local/lib',
|
|
'/tmp/cephtest/enable-coredump',
|
|
'/tmp/cephtest/binary/usr/local/bin/ceph-coverage',
|
|
'/tmp/cephtest/archive/coverage',
|
|
'/tmp/cephtest/binary/usr/local/bin/rbd',
|
|
'-c', '/tmp/cephtest/ceph.conf',
|
|
'-p', 'rbd',
|
|
'create',
|
|
'-s', str(size),
|
|
name,
|
|
],
|
|
)
|
|
try:
|
|
yield
|
|
finally:
|
|
log.info('Deleting rbd images...')
|
|
for role, properties in images:
|
|
if properties is None:
|
|
properties = {}
|
|
name = properties.get('image_name', default_image_name(role))
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
remote.run(
|
|
args=[
|
|
'LD_LIBRARY_PATH=/tmp/cephtest/binary/usr/local/lib',
|
|
'/tmp/cephtest/enable-coredump',
|
|
'/tmp/cephtest/binary/usr/local/bin/ceph-coverage',
|
|
'/tmp/cephtest/archive/coverage',
|
|
'/tmp/cephtest/binary/usr/local/bin/rbd',
|
|
'-c', '/tmp/cephtest/ceph.conf',
|
|
'-p', 'rbd',
|
|
'rm',
|
|
name,
|
|
],
|
|
)
|
|
|
|
@contextlib.contextmanager
|
|
def modprobe(ctx, config):
|
|
"""
|
|
Load the rbd kernel module..
|
|
|
|
For example::
|
|
|
|
tasks:
|
|
- ceph:
|
|
- rbd.create_image: [client.0]
|
|
- rbd.modprobe: [client.0]
|
|
"""
|
|
log.info('Loading rbd kernel module...')
|
|
for role in config:
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'modprobe',
|
|
'rbd',
|
|
],
|
|
)
|
|
try:
|
|
yield
|
|
finally:
|
|
log.info('Unloading rbd kernel module...')
|
|
for role in config:
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'modprobe',
|
|
'-r',
|
|
'rbd',
|
|
],
|
|
)
|
|
|
|
@contextlib.contextmanager
|
|
def dev_create(ctx, config):
|
|
"""
|
|
Map block devices to rbd images.
|
|
|
|
For example::
|
|
|
|
tasks:
|
|
- ceph:
|
|
- rbd.create_image: [client.0]
|
|
- rbd.modprobe: [client.0]
|
|
- rbd.dev_create:
|
|
client.0: testimage.client.0
|
|
"""
|
|
assert isinstance(config, dict) or isinstance(config, list), \
|
|
"task dev_create only supports a list or dictionary for configuration"
|
|
|
|
if isinstance(config, dict):
|
|
role_images = config.items()
|
|
else:
|
|
role_images = [(role, None) for role in config]
|
|
|
|
log.info('Creating rbd block devices...')
|
|
for role, image in role_images:
|
|
if image is None:
|
|
image = default_image_name(role)
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
|
|
# add udev rule for creating /dev/rbd/pool/image
|
|
remote.run(
|
|
args=[
|
|
'echo',
|
|
'KERNEL=="rbd[0-9]*", PROGRAM="/tmp/cephtest/binary/usr/local/bin/crbdnamer %n", SYMLINK+="rbd/%c{1}/%c{2}"',
|
|
run.Raw('>'),
|
|
'/tmp/cephtest/51-rbd.rules',
|
|
],
|
|
)
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'mv',
|
|
'/tmp/cephtest/51-rbd.rules',
|
|
'/etc/udev/rules.d/',
|
|
],
|
|
)
|
|
|
|
secretfile = '/tmp/cephtest/data/{role}.secret'.format(role=role)
|
|
teuthology.write_secret_file(remote, role, secretfile)
|
|
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'LD_LIBRARY_PATH=/tmp/cephtest/binary/usr/local/lib',
|
|
'/tmp/cephtest/enable-coredump',
|
|
'/tmp/cephtest/binary/usr/local/bin/ceph-coverage',
|
|
'/tmp/cephtest/archive/coverage',
|
|
'/tmp/cephtest/binary/usr/local/bin/rbd',
|
|
'-c', '/tmp/cephtest/ceph.conf',
|
|
'--user', role.rsplit('.')[-1],
|
|
'--secret', secretfile,
|
|
'-p', 'rbd',
|
|
'map',
|
|
image,
|
|
run.Raw('&&'),
|
|
# wait for the symlink to be created by udev
|
|
'while', 'test', '!', '-e', '/dev/rbd/rbd/{image}'.format(image=image), run.Raw(';'), 'do',
|
|
'sleep', '1', run.Raw(';'),
|
|
'done',
|
|
],
|
|
)
|
|
try:
|
|
yield
|
|
finally:
|
|
log.info('Unmapping rbd devices...')
|
|
for role, image in role_images:
|
|
if image is None:
|
|
image = default_image_name(role)
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'LD_LIBRARY_PATH=/tmp/cephtest/binary/usr/local/lib',
|
|
'/tmp/cephtest/enable-coredump',
|
|
'/tmp/cephtest/binary/usr/local/bin/ceph-coverage',
|
|
'/tmp/cephtest/archive/coverage',
|
|
'/tmp/cephtest/binary/usr/local/bin/rbd',
|
|
'-c', '/tmp/cephtest/ceph.conf',
|
|
'-p', 'rbd',
|
|
'unmap',
|
|
'/dev/rbd/rbd/{imgname}'.format(imgname=image),
|
|
run.Raw('&&'),
|
|
# wait for the symlink to be deleted by udev
|
|
'while', 'test', '-e', '/dev/rbd/rbd/{image}'.format(image=image),
|
|
run.Raw(';'),
|
|
'do',
|
|
'sleep', '1', run.Raw(';'),
|
|
'done',
|
|
],
|
|
)
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'rm',
|
|
'/etc/udev/rules.d/51-rbd.rules',
|
|
],
|
|
wait=False,
|
|
)
|
|
|
|
@contextlib.contextmanager
|
|
def mkfs(ctx, config):
|
|
"""
|
|
Create a filesystem on a block device.
|
|
|
|
For example::
|
|
|
|
tasks:
|
|
- ceph:
|
|
- rbd.create_image: [client.0]
|
|
- rbd.modprobe: [client.0]
|
|
- rbd.dev_create: [client.0]
|
|
- rbd.mkfs:
|
|
client.0:
|
|
fs_type: xfs
|
|
"""
|
|
assert isinstance(config, list) or isinstance(config, dict), \
|
|
"task mkfs must be configured with a list or dictionary"
|
|
if isinstance(config, dict):
|
|
images = config.items()
|
|
else:
|
|
images = [(role, None) for role in config]
|
|
|
|
for role, properties in images:
|
|
if properties is None:
|
|
properties = {}
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
image = properties.get('image_name', default_image_name(role))
|
|
fs = properties.get('fs_type', 'ext3')
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'mkfs',
|
|
'-t', fs,
|
|
'/dev/rbd/rbd/{image}'.format(image=image),
|
|
],
|
|
)
|
|
yield
|
|
|
|
@contextlib.contextmanager
|
|
def mount(ctx, config):
|
|
"""
|
|
Mount an rbd image.
|
|
|
|
For example::
|
|
|
|
tasks:
|
|
- ceph:
|
|
- rbd.create_image: [client.0]
|
|
- rbd.modprobe: [client.0]
|
|
- rbd.mkfs: [client.0]
|
|
- rbd.mount:
|
|
client.0: testimage.client.0
|
|
"""
|
|
assert isinstance(config, list) or isinstance(config, dict), \
|
|
"task mount must be configured with a list or dictionary"
|
|
if isinstance(config, dict):
|
|
role_images = config.items()
|
|
else:
|
|
role_images = [(role, None) for role in config]
|
|
|
|
def strip_client_prefix(role):
|
|
PREFIX = 'client.'
|
|
assert role.startswith(PREFIX)
|
|
id_ = role[len(PREFIX):]
|
|
return id_
|
|
|
|
mnt_template = '/tmp/cephtest/mnt.{id}'
|
|
for role, image in role_images:
|
|
if image is None:
|
|
image = default_image_name(role)
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
id_ = strip_client_prefix(role)
|
|
mnt = mnt_template.format(id=id_)
|
|
remote.run(
|
|
args=[
|
|
'mkdir',
|
|
'--',
|
|
mnt,
|
|
]
|
|
)
|
|
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'mount',
|
|
'/dev/rbd/rbd/{image}'.format(image=image),
|
|
mnt,
|
|
],
|
|
)
|
|
|
|
try:
|
|
yield
|
|
finally:
|
|
log.info("Unmounting rbd images...")
|
|
for role, image in role_images:
|
|
if image is None:
|
|
image = default_image_name(role)
|
|
(remote,) = ctx.cluster.only(role).remotes.keys()
|
|
id_ = strip_client_prefix(role)
|
|
mnt = mnt_template.format(id=id_)
|
|
remote.run(
|
|
args=[
|
|
'sudo',
|
|
'umount',
|
|
mnt,
|
|
],
|
|
)
|
|
|
|
remote.run(
|
|
args=[
|
|
'rmdir',
|
|
'--',
|
|
mnt,
|
|
]
|
|
)
|
|
|
|
@contextlib.contextmanager
|
|
def task(ctx, config):
|
|
"""
|
|
Create and mount an rbd image.
|
|
|
|
For example::
|
|
|
|
tasks:
|
|
- ceph:
|
|
- rbd: [client.0, client.1]
|
|
|
|
Different image options::
|
|
|
|
tasks:
|
|
- ceph:
|
|
- rbd:
|
|
client.0: # uses defaults
|
|
client.1:
|
|
image_name: foo
|
|
image_size: 2048
|
|
fs_type: xfs
|
|
"""
|
|
assert isinstance(config, list) or isinstance(config, dict), \
|
|
"task rbd only supports a list or dict for configuration"
|
|
if isinstance(config, dict):
|
|
role_images = {}
|
|
for role, properties in config.iteritems():
|
|
if properties is None:
|
|
properties = {}
|
|
role_images[role] = properties.get('image_name')
|
|
else:
|
|
role_images = config
|
|
|
|
with contextutil.nested(
|
|
lambda: create_image(ctx=ctx, config=config),
|
|
lambda: modprobe(ctx=ctx, config=config),
|
|
lambda: dev_create(ctx=ctx, config=role_images),
|
|
lambda: mkfs(ctx=ctx, config=config),
|
|
lambda: mount(ctx=ctx, config=role_images),
|
|
):
|
|
yield
|