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https://github.com/ceph/ceph
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27 lines
1.0 KiB
Python
27 lines
1.0 KiB
Python
from teuthology import misc
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def get_remote(ctx, cluster, service_type, service_id):
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"""
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Get the Remote for the host where a particular role runs.
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:param cluster: name of the cluster the service is part of
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:param service_type: e.g. 'mds', 'osd', 'client'
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:param service_id: The third part of a role, e.g. '0' for
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the role 'ceph.client.0'
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:return: a Remote instance for the host where the
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requested role is placed
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"""
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def _is_instance(role):
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role_tuple = misc.split_role(role)
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return role_tuple == (cluster, service_type, str(service_id))
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try:
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(remote,) = ctx.cluster.only(_is_instance).remotes.keys()
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except ValueError:
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raise KeyError("Service {0}.{1}.{2} not found".format(cluster,
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service_type,
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service_id))
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return remote
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def get_remote_for_role(ctx, role):
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return get_remote(ctx, *misc.split_role(role))
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