42 lines
1.4 KiB
Python
Executable File
42 lines
1.4 KiB
Python
Executable File
#!/usr/bin/python
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__author__ = 'chris'
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from subprocess import CalledProcessError
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import sys
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sys.path.append('hooks')
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from charmhelpers.contrib.storage.linux.ceph import Pool, pool_exists
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from charmhelpers.core.hookenv import action_get, log, action_fail
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def make_cache_tier():
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backer_pool = action_get("backer-pool")
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cache_pool = action_get("cache-pool")
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cache_mode = action_get("cache-mode")
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# Pre flight checks
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if not pool_exists('admin', backer_pool):
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log("Please create {} pool before calling create-cache-tier".format(
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backer_pool))
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action_fail("create-cache-tier failed. Backer pool {} must exist "
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"before calling this".format(backer_pool))
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if not pool_exists('admin', cache_pool):
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log("Please create {} pool before calling create-cache-tier".format(
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cache_pool))
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action_fail("create-cache-tier failed. Cache pool {} must exist "
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"before calling this".format(cache_pool))
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pool = Pool(service='admin', name=backer_pool)
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try:
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pool.add_cache_tier(cache_pool=cache_pool, mode=cache_mode)
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except CalledProcessError as err:
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log("Add cache tier failed with message: {}".format(
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err.message))
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action_fail("create-cache-tier failed. Add cache tier failed with "
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"message: {}".format(err.message))
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if __name__ == '__main__':
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make_cache_tier()
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