44 lines
1.2 KiB
Python
Executable File
44 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright 2019 Canonical Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import subprocess
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import charmhelpers.core.hookenv as hookenv
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def create_crush_rule():
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"""Create a new CRUSH rule."""
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rule_name = hookenv.action_get('name')
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failure_domain = hookenv.action_get('failure-domain')
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device_class = hookenv.action_get('device-class')
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cmd = [
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'ceph', 'osd', 'crush', 'rule',
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'create-replicated',
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rule_name,
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'default',
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failure_domain
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]
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if device_class:
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cmd.append(device_class)
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try:
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subprocess.check_call(cmd)
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except subprocess.CalledProcessError as e:
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hookenv.action_fail(str(e))
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if __name__ == '__main__':
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create_crush_rule()
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