ceph/teuthology/task/repair_test.py
David Zafman 6b8f1c6bce repair_test.py: Additional test cases
Test repair with more than 1 damaged object and with different types of damage
Regression test for bug #4778

Signed-off-by: David Zafman <david.zafman@inktank.com>
Reviewed-by: Samuel Just <sam.just@inktank.com>
2013-04-24 17:39:25 -07:00

214 lines
6.7 KiB
Python

import logging
import time
import ceph_manager
from teuthology import misc as teuthology
log = logging.getLogger(__name__)
def setup(ctx, config):
ctx.manager.wait_for_clean()
ctx.manager.create_pool("repair_test_pool", 1)
return "repair_test_pool"
def teardown(ctx, config, pool):
ctx.manager.remove_pool(pool)
ctx.manager.wait_for_clean()
def run_test(ctx, config, test):
s = setup(ctx, config)
test(ctx, config, s)
teardown(ctx, config, s)
def choose_primary(ctx):
def ret(pool, num):
log.info("Choosing primary")
return ctx.manager.get_pg_primary(pool, num)
return ret
def choose_replica(ctx):
def ret(pool, num):
log.info("Choosing replica")
return ctx.manager.get_pg_replica(pool, num)
return ret
def trunc(ctx):
def ret(osd, pool, obj):
log.info("truncating object")
return ctx.manager.osd_admin_socket(
osd,
['truncobj', pool, obj, '1'])
return ret
def dataerr(ctx):
def ret(osd, pool, obj):
log.info("injecting data err on object")
return ctx.manager.osd_admin_socket(
osd,
['injectdataerr', pool, obj])
return ret
def mdataerr(ctx):
def ret(osd, pool, obj):
log.info("injecting mdata err on object")
return ctx.manager.osd_admin_socket(
osd,
['injectmdataerr', pool, obj])
return ret
def omaperr(ctx):
def ret(osd, pool, obj):
log.info("injecting omap err on object")
return ctx.manager.osd_admin_socket(osd, ['setomapval', pool, obj, 'badkey', 'badval']);
return ret
def gen_repair_test_1(corrupter, chooser, scrub_type):
def ret(ctx, config, pool):
log.info("starting repair test type 1")
victim_osd = chooser(pool, 0)
# create object
log.info("doing put")
ctx.manager.do_put(pool, 'repair_test_obj', '/etc/hosts')
# corrupt object
log.info("corrupting object")
corrupter(victim_osd, pool, 'repair_test_obj')
# verify inconsistent
log.info("scrubbing")
ctx.manager.do_pg_scrub(pool, 0, scrub_type)
assert ctx.manager.pg_inconsistent(pool, 0)
# repair
log.info("repairing")
ctx.manager.do_pg_scrub(pool, 0, "repair")
log.info("re-scrubbing")
ctx.manager.do_pg_scrub(pool, 0, scrub_type)
# verify consistent
assert not ctx.manager.pg_inconsistent(pool, 0)
log.info("done")
return ret
def gen_repair_test_2(chooser):
def ret(ctx, config, pool):
log.info("starting repair test type 2")
victim_osd = chooser(pool, 0)
first_mon = teuthology.get_first_mon(ctx, config)
(mon,) = ctx.cluster.only(first_mon).remotes.iterkeys()
# create object
log.info("doing put and setomapval")
ctx.manager.do_put(pool, 'file1', '/etc/hosts')
ctx.manager.do_rados(mon, ['-p', pool, 'setomapval', 'file1', 'key', 'val'])
ctx.manager.do_put(pool, 'file2', '/etc/hosts')
ctx.manager.do_put(pool, 'file3', '/etc/hosts')
ctx.manager.do_put(pool, 'file4', '/etc/hosts')
ctx.manager.do_put(pool, 'file5', '/etc/hosts')
ctx.manager.do_rados(mon, ['-p', pool, 'setomapval', 'file5', 'key', 'val'])
ctx.manager.do_put(pool, 'file6', '/etc/hosts')
# corrupt object
log.info("corrupting object")
omaperr(ctx)(victim_osd, pool, 'file1')
# verify inconsistent
log.info("scrubbing")
ctx.manager.do_pg_scrub(pool, 0, 'deep-scrub')
assert ctx.manager.pg_inconsistent(pool, 0)
# Regression test for bug #4778, should still
# be inconsistent after scrub
ctx.manager.do_pg_scrub(pool, 0, 'scrub')
assert ctx.manager.pg_inconsistent(pool, 0)
# Additional corruptions including 2 types for file1
log.info("corrupting more objects")
dataerr(ctx)(victim_osd, pool, 'file1')
mdataerr(ctx)(victim_osd, pool, 'file2')
trunc(ctx)(victim_osd, pool, 'file3')
omaperr(ctx)(victim_osd, pool, 'file6')
# see still inconsistent
log.info("scrubbing")
ctx.manager.do_pg_scrub(pool, 0, 'deep-scrub')
assert ctx.manager.pg_inconsistent(pool, 0)
# repair
log.info("repairing")
ctx.manager.do_pg_scrub(pool, 0, "repair")
# Let repair clear inconsistent flag
time.sleep(10)
# verify consistent
assert not ctx.manager.pg_inconsistent(pool, 0)
# In the future repair might determine state of
# inconsistency itself, verify with a deep-scrub
log.info("scrubbing")
ctx.manager.do_pg_scrub(pool, 0, 'deep-scrub')
# verify consistent
assert not ctx.manager.pg_inconsistent(pool, 0)
log.info("done")
return ret
def task(ctx, config):
"""
Test [deep] repair in several situations:
Repair [Truncate, Data EIO, MData EIO] on [Primary|Replica]
The config should be as follows:
Must include the log-whitelist below
Must enable filestore_debug_inject_read_err config
example:
tasks:
- chef:
- install:
- ceph:
log-whitelist: ['candidate had a read error', 'deep-scrub 0 missing, 1 inconsistent objects', 'deep-scrub 0 missing, 4 inconsistent objects', 'deep-scrub 1 errors', 'deep-scrub 4 errors', '!= known omap_digest', 'repair 0 missing, 1 inconsistent objects', 'repair 0 missing, 4 inconsistent objects', 'repair 1 errors, 1 fixed', 'repair 4 errors, 4 fixed', 'scrub 0 missing, 1 inconsistent', 'scrub 1 errors', 'size 1 != known size']
conf:
osd:
filestore debug inject read err: true
- repair_test:
"""
if config is None:
config = {}
assert isinstance(config, dict), \
'repair_test task only accepts a dict for config'
if not hasattr(ctx, 'manager'):
first_mon = teuthology.get_first_mon(ctx, config)
(mon,) = ctx.cluster.only(first_mon).remotes.iterkeys()
ctx.manager = ceph_manager.CephManager(
mon,
ctx=ctx,
logger=log.getChild('ceph_manager')
)
tests = [
gen_repair_test_1(mdataerr(ctx), choose_primary(ctx), "scrub"),
gen_repair_test_1(mdataerr(ctx), choose_replica(ctx), "scrub"),
gen_repair_test_1(dataerr(ctx), choose_primary(ctx), "deep-scrub"),
gen_repair_test_1(dataerr(ctx), choose_replica(ctx), "deep-scrub"),
gen_repair_test_1(trunc(ctx), choose_primary(ctx), "scrub"),
gen_repair_test_1(trunc(ctx), choose_replica(ctx), "scrub"),
gen_repair_test_2(choose_primary(ctx)),
gen_repair_test_2(choose_replica(ctx))
]
for test in tests:
run_test(ctx, config, test)