mirror of https://github.com/ceph/ceph
73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
"""
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immutable object cache task
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"""
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import contextlib
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import logging
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from teuthology import misc as teuthology
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from teuthology import contextutil
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from teuthology.orchestra import run
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log = logging.getLogger(__name__)
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@contextlib.contextmanager
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def immutable_object_cache(ctx, config):
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"""
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setup and cleanup immutable object cache
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"""
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log.info("start immutable object cache daemon")
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for client, client_config in config.items():
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(remote,) = ctx.cluster.only(client).remotes.keys()
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# make sure that there is one immutable object cache daemon on the same node.
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remote.run(
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args=[
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'sudo', 'killall', '-s', '9', 'ceph-immutable-object-cache', run.Raw('||'), 'true',
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]
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)
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remote.run(
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args=[
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'ceph-immutable-object-cache', '-b',
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]
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)
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try:
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yield
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finally:
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log.info("check and cleanup immutable object cache")
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for client, client_config in config.items():
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client_config = client_config if client_config is not None else dict()
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(remote,) = ctx.cluster.only(client).remotes.keys()
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cache_path = client_config.get('immutable object cache path', '/tmp/ceph-immutable-object-cache')
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ls_command = '"$(ls {} )"'.format(cache_path)
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remote.run(
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args=[
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'test', '-n', run.Raw(ls_command),
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]
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)
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remote.run(
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args=[
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'sudo', 'killall', '-s', '9', 'ceph-immutable-object-cache', run.Raw('||'), 'true',
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]
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)
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remote.run(
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args=[
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'sudo', 'rm', '-rf', cache_path, run.Raw('||'), 'true',
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]
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)
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@contextlib.contextmanager
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def task(ctx, config):
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"""
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This is task for start immutable_object_cache.
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"""
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assert isinstance(config, dict), \
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"task immutable_object_cache only supports a dictionary for configuration"
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managers = []
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config = teuthology.replace_all_with_clients(ctx.cluster, config)
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managers.append(
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lambda: immutable_object_cache(ctx=ctx, config=config)
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)
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with contextutil.nested(*managers):
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yield
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