def run(ceph_cluster, **kw):
"""
Performs various pool related validation tests
Returns:
1 -> Fail, 0 -> Pass
"""
log.info(run.__doc__)
config = kw["config"]
cephadm = CephAdmin(cluster=ceph_cluster, **config)
rados_obj = RadosOrchestrator(node=cephadm)
mon_obj = MonConfigMethods(rados_obj=rados_obj)
pool_obj = PoolFunctions(node=cephadm)
if config.get("ec_pool_recovery_improvement"):
ec_config = config.get("ec_pool_recovery_improvement")
if not rados_obj.create_erasure_pool(name="recovery", **ec_config):
log.error("Failed to create the EC Pool")
return 1
if not rados_obj.bench_write(**ec_config):
log.error("Failed to write objects into the EC Pool")
return 1
rados_obj.bench_read(**ec_config)
log.info("Created the EC Pool, Finished writing data into the pool")
# getting the acting set for the created pool
acting_pg_set = rados_obj.get_pg_acting_set(
pool_name=ec_config["pool_name"])
if len(acting_pg_set) != ec_config["k"] + ec_config["m"]:
log.error(
f"acting set consists of only these : {acting_pg_set} OSD's, less than k+m"
)
return 1
log.info(
f" Acting set of the pool consists of OSD's : {acting_pg_set}")
log.info(
f"Killing m, i.e {ec_config['m']} OSD's from acting set to verify recovery"
)
stop_osds = [acting_pg_set.pop() for _ in range(ec_config["m"])]
for osd_id in stop_osds:
if not rados_obj.change_osd_state(action="stop", target=osd_id):
log.error(f"Unable to stop the OSD : {osd_id}")
return 1
log.info(
"Stopped 'm' number of OSD's from, starting to wait for recovery")
rados_obj.change_recover_threads(config=ec_config, action="set")
# Sleeping for 25 seconds ( "osd_heartbeat_grace": "20" ) for osd's to be marked down
time.sleep(25)
# Waiting for up to 2.5 hours for the recovery to complete and PG's to enter active + Clean state
end_time = datetime.datetime.now() + datetime.timedelta(seconds=9000)
while end_time > datetime.datetime.now():
flag = True
status_report = rados_obj.run_ceph_command(cmd="ceph report")
# Proceeding to check if all PG's are in active + clean
for entry in status_report["num_pg_by_state"]:
rec = (
"backfilling",
"degraded",
"incomplete",
"recovering",
"recovery_wait",
"backfilling_wait",
"peered",
"undersized",
)
if any(key in rec for key in entry["state"].split("+")):
flag = False
if flag:
log.info(
"The recovery and back-filling of the OSD is completed")
break
log.info(
f"Waiting for active + clean. Active aletrs: {status_report['health']['checks'].keys()},"
f"PG States : {status_report['num_pg_by_state']}"
f" checking status again in 1 minute")
time.sleep(60)
# getting the acting set for the created pool after recovery
acting_pg_set = rados_obj.get_pg_acting_set(
pool_name=ec_config["pool_name"])
if len(acting_pg_set) != ec_config["k"] + ec_config["m"]:
log.error(
f"acting set consists of only these : {acting_pg_set} OSD's, less than k+m"
)
return 1
log.info(
f" Acting set of the pool consists of OSD's : {acting_pg_set}")
# Changing recovery threads back to default
rados_obj.change_recover_threads(config=ec_config, action="rm")
log.debug("Starting the stopped OSD's")
for osd_id in stop_osds:
if not rados_obj.change_osd_state(action="restart", target=osd_id):
log.error(f"Unable to restart the OSD : {osd_id}")
return 1
# Sleep for 5 seconds for OSD's to join the cluster
time.sleep(5)
if not flag:
log.error(
"The pool did not reach active + Clean state after recovery")
return 1
# Deleting the pool created
if not rados_obj.detete_pool(pool=ec_config["pool_name"]):
log.error(
f"the pool {ec_config['pool_name']} could not be deleted")
return 1
log.info("Successfully tested EC pool recovery with K osd's surviving")
return 0
if config.get("Compression_tests"):
"""
Create a 2 replicated pools:
1. Pool_1 : enable any compression algorithm(def snappy) and compression mode(aggressive/force).
2. Pool_2 : set compression mode to none
Writing the same amount of data on 2 pools, size of pool with compression on would consume less space
"""
pool_config = config["Compression_tests"]["pool_config"]
compression_config = config["Compression_tests"]["compression_config"]
pool_1 = pool_config["pool-1"]
pool_2 = pool_config["pool-2"]
if config["Compression_tests"]["pool_type"] == "replicated":
if not rados_obj.create_pool(pool_name=pool_1, **pool_config):
log.error("could not create pool-1")
return 1
if not rados_obj.create_pool(pool_name=pool_2, **pool_config):
log.error("could not create pool-2")
return 1
elif config["Compression_tests"]["pool_type"] == "erasure":
pool_config["pool_name"] = pool_1
if not rados_obj.create_erasure_pool(name=pool_1, **pool_config):
log.error("could not create pool-1")
return 1
pool_config["pool_name"] = pool_2
if not rados_obj.create_erasure_pool(name=pool_2, **pool_config):
log.error("could not create pool-2")
return 1
del pool_config["pool_name"]
log.debug("Created two pools to test compression")
# Enabling compression on pool-1
if not rados_obj.pool_inline_compression(pool_name=pool_1,
**compression_config):
log.error(
f"Error setting compression on pool : {pool_1} for config {compression_config}"
)
return 1
# Writing the same amount of data into two pools
if not rados_obj.bench_write(pool_name=pool_1, **pool_config):
log.error(
"Failed to write objects into Pool-1, with compression enabled"
)
return 1
if not rados_obj.bench_write(pool_name=pool_2, **pool_config):
log.error(
"Failed to write objects into Pool-2, without compression enabled"
)
return 1
# Sleeping for 5 seconds for status to be updated.
time.sleep(5)
log.debug(
"Finished writing data into the two pools. Checking pool stats")
try:
pool_stats = rados_obj.run_ceph_command(
cmd="ceph df detail")["pools"]
pool_1_stats = [
detail for detail in pool_stats if detail["name"] == pool_1
][0]["stats"]
pool_2_stats = [
detail for detail in pool_stats if detail["name"] == pool_2
][0]["stats"]
except KeyError:
log.error(
"No stats about the pools requested found on the cluster")
return 1
log.debug(f"Pool-1 stats: {pool_1_stats}")
log.debug(f"Pool-2 stats: {pool_2_stats}")
if pool_1_stats["compress_bytes_used"] < 0:
log.error("No data stored under pool-1 is compressed")
return 1
if pool_1_stats["kb_used"] >= pool_2_stats["kb_used"]:
log.error("Compression has no effect on the pool size...")
return 1
if config["Compression_tests"].get("verify_compression_ratio_set"):
# added verification for test: CEPH-83571672
if not rados_obj.check_compression_size(pool_name=pool_1,
**compression_config):
log.error("data not compressed in accordance to ratio set")
return 1
log.info("Pool size is less when compression is enabled")
return 0
if config.get("test_autoscaler_bulk_feature"):
"""
Tests to verify the autoscaler bulk flag, which allows pools to make use of
scale-down profile, making those pools start with full compliments of PG sets.
Tests include
1. creating new pools with bulk,
2. enabling/disabling bulk flag on existing pools
3. Verify the PG changes when the flag is set/unset
Verifies bugs : https://bugzilla.redhat.com/show_bug.cgi?id=2049851
"""
regex = r"\s*(\d.\d)-rhel-\d"
build = (re.search(regex,
config.get("build",
config.get("rhbuild")))).groups()[0]
if not float(build) > 5.0:
log.info(
"Test running on version less than 5.1, skipping verifying bulk flags"
)
return 0
# Creating a pool with bulk feature
pool_name = config.get("pool_name")
if not pool_obj.set_bulk_flag(pool_name=pool_name):
log.error("Failed to create a pool with bulk features")
return 1
# Checking the autoscaler status, final PG counts, bulk flags
pg_target_init = pool_obj.get_target_pg_num_bulk_flag(
pool_name=pool_name)
# Unsetting the bulk flag and checking the change in the PG counts
if not pool_obj.rm_bulk_flag(pool_name=pool_name):
log.error("Failed to create a pool with bulk features")
return 1
# Sleeping for 5 seconds for new PG num to bets et
time.sleep(5)
pg_target_interim = pool_obj.get_target_pg_num_bulk_flag(
pool_name=pool_name)
# The target PG's once the flag is disabled must be lesser than when enabled
if pg_target_interim >= pg_target_init:
log.error("PG's not reduced after bulk flag disabled")
return 1
# Setting the bulk flag on pool again and checking the change in the PG counts
if not pool_obj.set_bulk_flag(pool_name=pool_name):
log.error("Failed to disable/remove bulk features on pool")
return 1
# Sleeping for 5 seconds for new PG num to bets et
time.sleep(5)
pg_target_final = pool_obj.get_target_pg_num_bulk_flag(
pool_name=pool_name)
# The target PG's once the flag is disabled must be lesser than when enabled
if pg_target_interim >= pg_target_final:
log.error("PG's not Increased after bulk flag Enabled")
return 1
if config.get("delete_pool"):
rados_obj.detete_pool(pool=pool_name)
log.info("Verified the workings of bulk flag")
return 0
if config.get("verify_pool_target_ratio"):
log.debug("Verifying target size ratio on pools")
target_configs = config["verify_pool_target_ratio"]["configurations"]
# Creating pools and starting the test
for entry in target_configs.values():
log.debug(f"Creating {entry['pool_type']} pool on the cluster")
if entry.get("pool_type", "replicated") == "erasure":
method_should_succeed(rados_obj.create_erasure_pool,
name=entry["pool_name"],
**entry)
else:
method_should_succeed(
rados_obj.create_pool,
**entry,
)
rados_obj.bench_write(**entry)
if not pool_obj.verify_target_ratio_set(
pool_name=entry["pool_name"],
ratio=entry["target_size_ratio"]):
log.error(
f"Could not change the target ratio on the pool: {entry['pool_name']}"
)
return 1
log.debug("Set the ratio. getting the projected pg's")
rados_obj.change_recover_threads(config=config, action="set")
log.debug(
"Waiting for the rebalancing to complete on the cluster after the change"
)
# Sleeping for 2 minutes for rebalancing to start & for new PG count to be updated.
time.sleep(120)
new_pg_count = int(
pool_obj.get_pg_autoscaler_value(pool_name=entry["pool_name"],
item="pg_num_target"))
if new_pg_count <= entry["pg_num"]:
log.error(
f"Count of PG's not increased on the pool: {entry['pool_name']}"
f"Initial creation count : {entry['pg_num']}"
f"New count after setting num target : {new_pg_count}")
return 1
res = wait_for_clean_pg_sets(rados_obj)
if not res:
log.error(
"PG's in cluster are not active + Clean after the ratio change"
)
return 1
if not pool_obj.verify_target_ratio_set(
pool_name=entry["pool_name"], ratio=0.0):
log.error(
f"Could not remove the target ratio on the pool: {entry['pool_name']}"
)
return 1
# Sleeping for 2 minutes for rebalancing to start & for new PG count to be updated.
time.sleep(120)
# Checking if after the removal of ratio, the PG count has reduced
end_pg_count = int(
pool_obj.get_pg_autoscaler_value(pool_name=entry["pool_name"],
item="pg_num_target"))
if end_pg_count >= new_pg_count:
log.error(
f"Count of PG's not changed/ reverted on the pool: {entry['pool_name']}"
f" after removing the target ratios")
return 1
rados_obj.change_recover_threads(config=config, action="rm")
if entry.get("delete_pool", False):
rados_obj.detete_pool(pool=entry["pool_name"])
log.info(
f"Completed the test of target ratio on pool: {entry['pool_name']} "
)
log.info("Target ratio tests completed")
return 0
if config.get("verify_mon_target_pg_per_osd"):
pg_conf = config.get("verify_mon_target_pg_per_osd")
if not mon_obj.set_config(**pg_conf):
log.error("Could not set the value for mon_target_pg_per_osd ")
return 1
mon_obj.remove_config(**pg_conf)
log.info("Set and verified the value for mon_target_pg_per_osd ")
return 0
if config.get("verify_pg_num_min"):
log.debug("Verifying pg_num_min on pools")
target_configs = config["verify_pg_num_min"]["configurations"]
# Creating pools and starting the test
for entry in target_configs.values():
log.debug(f"Creating {entry['pool_type']} pool on the cluster")
if entry.get("pool_type", "replicated") == "erasure":
method_should_succeed(rados_obj.create_erasure_pool,
name=entry["pool_name"],
**entry)
else:
method_should_succeed(
rados_obj.create_pool,
**entry,
)
rados_obj.bench_write(**entry)
if not rados_obj.set_pool_property(pool=entry["pool_name"],
props="pg_num_min",
value=entry["pg_num_min"]):
log.error("Could not set the pg_min_size on the pool")
return 1
if entry.get("delete_pool", False):
rados_obj.detete_pool(pool=entry["pool_name"])
log.info(
f"Completed the test of pg_min_num on pool: {entry['pool_name']} "
)
log.info("pg_min_num tests completed")
return 0
def run(ceph_cluster, **kw):
"""
Performs various pool related validation tests
Returns:
1 -> Fail, 0 -> Pass
"""
log.info(run.__doc__)
config = kw["config"]
cephadm = CephAdmin(cluster=ceph_cluster, **config)
rados_obj = RadosOrchestrator(node=cephadm)
mon_obj = MonConfigMethods(rados_obj=rados_obj)
if config.get("ec_pool_recovery_improvement"):
ec_config = config.get("ec_pool_recovery_improvement")
if not rados_obj.create_erasure_pool(name="recovery", **ec_config):
log.error("Failed to create the EC Pool")
return 1
if not rados_obj.bench_write(**ec_config):
log.error("Failed to write objects into the EC Pool")
return 1
rados_obj.bench_read(**ec_config)
log.info("Created the EC Pool, Finished writing data into the pool")
# getting the acting set for the created pool
acting_pg_set = rados_obj.get_pg_acting_set(
pool_name=ec_config["pool_name"])
if len(acting_pg_set) != ec_config["k"] + ec_config["m"]:
log.error(
f"acting set consists of only these : {acting_pg_set} OSD's, less than k+m"
)
return 1
log.info(
f" Acting set of the pool consists of OSD's : {acting_pg_set}")
log.info(
f"Killing m, i.e {ec_config['m']} OSD's from acting set to verify recovery"
)
stop_osds = [acting_pg_set.pop() for _ in range(ec_config["m"])]
for osd_id in stop_osds:
if not rados_obj.change_osd_state(action="stop", target=osd_id):
log.error(f"Unable to stop the OSD : {osd_id}")
return 1
log.info(
"Stopped 'm' number of OSD's from, starting to wait for recovery")
rados_obj.change_recover_threads(config=ec_config, action="set")
# Sleeping for 25 seconds ( "osd_heartbeat_grace": "20" ) for osd's to be marked down
time.sleep(25)
# Waiting for up to 2.5 hours for the recovery to complete and PG's to enter active + Clean state
end_time = datetime.datetime.now() + datetime.timedelta(seconds=9000)
while end_time > datetime.datetime.now():
flag = True
status_report = rados_obj.run_ceph_command(cmd="ceph report")
# Proceeding to check if all PG's are in active + clean
for entry in status_report["num_pg_by_state"]:
rec = (
"backfilling",
"degraded",
"incomplete",
"recovering",
"recovery_wait",
"backfilling_wait",
"peered",
"undersized",
)
if any(key in rec for key in entry["state"].split("+")):
flag = False
if flag:
log.info(
"The recovery and back-filling of the OSD is completed")
break
log.info(
f"Waiting for active + clean. Active aletrs: {status_report['health']['checks'].keys()},"
f"PG States : {status_report['num_pg_by_state']}"
f" checking status again in 1 minute")
time.sleep(60)
# getting the acting set for the created pool after recovery
acting_pg_set = rados_obj.get_pg_acting_set(
pool_name=ec_config["pool_name"])
if len(acting_pg_set) != ec_config["k"] + ec_config["m"]:
log.error(
f"acting set consists of only these : {acting_pg_set} OSD's, less than k+m"
)
return 1
log.info(
f" Acting set of the pool consists of OSD's : {acting_pg_set}")
# Changing recovery threads back to default
rados_obj.change_recover_threads(config=ec_config, action="rm")
log.debug("Starting the stopped OSD's")
for osd_id in stop_osds:
if not rados_obj.change_osd_state(action="restart", target=osd_id):
log.error(f"Unable to restart the OSD : {osd_id}")
return 1
# Sleep for 5 seconds for OSD's to join the cluster
time.sleep(5)
if not flag:
log.error(
"The pool did not reach active + Clean state after recovery")
return 1
# Deleting the pool created
if not rados_obj.detete_pool(pool=ec_config["pool_name"]):
log.error(
f"the pool {ec_config['pool_name']} could not be deleted")
return 1
log.info("Successfully tested EC pool recovery with K osd's surviving")
return 0
if config.get("Compression_tests"):
"""
Create a 2 replicated pools:
1. Pool_1 : enable any compression algorithm(def snappy) and compression mode(aggressive/force).
2. Pool_2 : set compression mode to none
Writing the same amount of data on 2 pools, size of pool with compression on would consume less space
"""
pool_config = config["Compression_tests"]["pool_config"]
compression_config = config["Compression_tests"]["compression_config"]
pool_1 = pool_config["pool-1"]
pool_2 = pool_config["pool-2"]
if config["Compression_tests"]["pool_type"] == "replicated":
if not rados_obj.create_pool(pool_name=pool_1, **pool_config):
log.error("could not create pool-1")
return 1
if not rados_obj.create_pool(pool_name=pool_2, **pool_config):
log.error("could not create pool-2")
return 1
elif config["Compression_tests"]["pool_type"] == "erasure":
pool_config["pool_name"] = pool_1
if not rados_obj.create_erasure_pool(name=pool_1, **pool_config):
log.error("could not create pool-1")
return 1
pool_config["pool_name"] = pool_2
if not rados_obj.create_erasure_pool(name=pool_2, **pool_config):
log.error("could not create pool-2")
return 1
del pool_config["pool_name"]
log.debug("Created two pools to test compression")
# Enabling compression on pool-1
if not rados_obj.pool_inline_compression(pool_name=pool_1,
**compression_config):
log.error(
f"Error setting compression on pool : {pool_1} for config {compression_config}"
)
return 1
# Writing the same amount of data into two pools
if not rados_obj.bench_write(pool_name=pool_1, **pool_config):
log.error(
"Failed to write objects into Pool-1, with compression enabled"
)
return 1
if not rados_obj.bench_write(pool_name=pool_2, **pool_config):
log.error(
"Failed to write objects into Pool-2, without compression enabled"
)
return 1
# Sleeping for 5 seconds for status to be updated.
time.sleep(5)
log.debug(
"Finished writing data into the two pools. Checking pool stats")
try:
pool_stats = rados_obj.run_ceph_command(
cmd="ceph df detail")["pools"]
pool_1_stats = [
detail for detail in pool_stats if detail["name"] == pool_1
][0]["stats"]
pool_2_stats = [
detail for detail in pool_stats if detail["name"] == pool_2
][0]["stats"]
except KeyError:
log.error(
"No stats about the pools requested found on the cluster")
return 1
log.debug(f"Pool-1 stats: {pool_1_stats}")
log.debug(f"Pool-2 stats: {pool_2_stats}")
if pool_1_stats["compress_bytes_used"] < 0:
log.error("No data stored under pool-1 is compressed")
return 1
if pool_1_stats["kb_used"] >= pool_2_stats["kb_used"]:
log.error("Compression has no effect on the pool size...")
return 1
if config["Compression_tests"].get("verify_compression_ratio_set"):
# added verification for test: CEPH-83571672
if not rados_obj.check_compression_size(pool_name=pool_1,
**compression_config):
log.error("data not compressed in accordance to ratio set")
return 1
log.info("Pool size is less when compression is enabled")
return 0
if config.get("check_autoscaler_profile"):
"""
Verifies that the default auto-scaler profile on 5.1 builds in scale-up
Verifies bugs : 1. https://bugzilla.redhat.com/show_bug.cgi?id=2021738
"""
build = config.get("build", config.get("rhbuild"))
autoscale_conf = config.get("check_autoscaler_profile")
regex = r"5.1-rhel-\d{1}"
if re.search(regex, build):
log.info(
"Test running on 5.1 builds, checking the default autoscaler profile"
)
if not mon_obj.verify_set_config(**autoscale_conf):
log.error(
f"The default value for autoscaler profile is not scale-up in buld {build}"
)
return 1
log.info(f"Autoscale profile is scale-up in release : {build}")
else:
log.debug(
f"The profile is already scale-up by default in release : {build}"
)
return 0