mirror of
https://github.com/ceph/ceph
synced 2024-12-23 20:03:56 +00:00
118 lines
2.6 KiB
Python
118 lines
2.6 KiB
Python
"""
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Scrub osds
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"""
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import contextlib
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import gevent
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import logging
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import random
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import time
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import ceph_manager
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from teuthology import misc as teuthology
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log = logging.getLogger(__name__)
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@contextlib.contextmanager
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def task(ctx, config):
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"""
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Run scrub periodically. Randomly chooses an OSD to scrub.
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The config should be as follows:
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scrub:
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frequency: <seconds between scrubs>
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deep: <bool for deepness>
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example:
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tasks:
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- ceph:
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- scrub:
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frequency: 30
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deep: 0
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"""
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if config is None:
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config = {}
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assert isinstance(config, dict), \
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'scrub task only accepts a dict for configuration'
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log.info('Beginning scrub...')
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first_mon = teuthology.get_first_mon(ctx, config)
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(mon,) = ctx.cluster.only(first_mon).remotes.iterkeys()
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manager = ceph_manager.CephManager(
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mon,
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ctx=ctx,
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logger=log.getChild('ceph_manager'),
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)
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num_osds = teuthology.num_instances_of_type(ctx.cluster, 'osd')
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while len(manager.get_osd_status()['up']) < num_osds:
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manager.sleep(10)
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scrub_proc = Scrubber(
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manager,
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config,
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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('joining scrub')
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scrub_proc.do_join()
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class Scrubber:
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"""
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Scrubbing is actually performed during initialzation
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"""
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def __init__(self, manager, config):
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"""
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Spawn scrubbing thread upon completion.
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"""
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self.ceph_manager = manager
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self.ceph_manager.wait_for_clean()
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osd_status = self.ceph_manager.get_osd_status()
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self.osds = osd_status['up']
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self.config = config
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if self.config is None:
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self.config = dict()
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else:
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def tmp(x):
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"""Local display"""
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print x
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self.log = tmp
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self.stopping = False
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log.info("spawning thread")
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self.thread = gevent.spawn(self.do_scrub)
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def do_join(self):
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"""Scrubbing thread finished"""
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self.stopping = True
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self.thread.get()
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def do_scrub(self):
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"""Perform the scrub operation"""
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frequency = self.config.get("frequency", 30)
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deep = self.config.get("deep", 0)
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log.info("stopping %s" % self.stopping)
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while not self.stopping:
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osd = str(random.choice(self.osds))
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if deep:
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cmd = 'deep-scrub'
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else:
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cmd = 'scrub'
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log.info('%sbing %s' % (cmd, osd))
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self.ceph_manager.raw_cluster_cmd('osd', cmd, osd)
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time.sleep(frequency)
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