ClickHouse/tests/integration/test_backup_restore_s3/test.py
2024-07-24 18:04:29 +02:00

778 lines
25 KiB
Python

from typing import Dict
import pytest
from helpers.cluster import ClickHouseCluster
from helpers.test_tools import TSV
import uuid
import os
CONFIG_DIR = os.path.join(os.path.dirname(os.path.realpath(__file__)), "configs")
cluster = ClickHouseCluster(__file__)
node = cluster.add_instance(
"node",
main_configs=[
"configs/disk_s3.xml",
"configs/named_collection_s3_backups.xml",
"configs/s3_settings.xml",
"configs/blob_log.xml",
"configs/remote_servers.xml",
],
user_configs=[
"configs/zookeeper_retries.xml",
],
with_minio=True,
with_zookeeper=True,
stay_alive=True,
)
def setup_minio_users():
# create 2 extra users with restricted access
# miniorestricted1 - full access to bucket 'root', no access to other buckets
# miniorestricted2 - full access to bucket 'root2', no access to other buckets
# storage policy 'policy_s3_restricted' defines a policy for storing files inside bucket 'root' using 'miniorestricted1' user
for user, bucket in [("miniorestricted1", "root"), ("miniorestricted2", "root2")]:
print(
cluster.exec_in_container(
cluster.minio_docker_id,
[
"mc",
"alias",
"set",
"root",
"http://minio1:9001",
"minio",
"minio123",
],
)
)
policy = f"""
{{
"Version": "2012-10-17",
"Statement": [
{{
"Effect": "Allow",
"Principal": {{
"AWS": [
"*"
]
}},
"Action": [
"s3:GetBucketLocation",
"s3:ListBucket",
"s3:ListBucketMultipartUploads"
],
"Resource": [
"arn:aws:s3:::{bucket}"
]
}},
{{
"Effect": "Allow",
"Principal": {{
"AWS": [
"*"
]
}},
"Action": [
"s3:AbortMultipartUpload",
"s3:DeleteObject",
"s3:GetObject",
"s3:ListMultipartUploadParts",
"s3:PutObject"
],
"Resource": [
"arn:aws:s3:::{bucket}/*"
]
}}
]
}}"""
cluster.exec_in_container(
cluster.minio_docker_id,
["bash", "-c", f"cat >/tmp/{bucket}_policy.json <<EOL{policy}"],
)
cluster.exec_in_container(
cluster.minio_docker_id, ["cat", f"/tmp/{bucket}_policy.json"]
)
print(
cluster.exec_in_container(
cluster.minio_docker_id,
["mc", "admin", "user", "add", "root", user, "minio123"],
)
)
print(
cluster.exec_in_container(
cluster.minio_docker_id,
[
"mc",
"admin",
"policy",
"create",
"root",
f"{bucket}only",
f"/tmp/{bucket}_policy.json",
],
)
)
print(
cluster.exec_in_container(
cluster.minio_docker_id,
[
"mc",
"admin",
"policy",
"attach",
"root",
f"{bucket}only",
"--user",
user,
],
)
)
node.stop_clickhouse()
node.copy_file_to_container(
os.path.join(CONFIG_DIR, "disk_s3_restricted_user.xml"),
"/etc/clickhouse-server/config.d/disk_s3_restricted_user.xml",
)
node.start_clickhouse()
@pytest.fixture(scope="module", autouse=True)
def start_cluster():
try:
cluster.start()
setup_minio_users()
yield
finally:
cluster.shutdown()
backup_id_counter = 0
def new_backup_name():
global backup_id_counter
backup_id_counter += 1
return f"backup{backup_id_counter}"
def get_events_for_query(query_id: str) -> Dict[str, int]:
events = TSV(
node.query(
f"""
SYSTEM FLUSH LOGS;
WITH arrayJoin(ProfileEvents) as pe
SELECT pe.1, pe.2
FROM system.query_log
WHERE query_id = '{query_id}'
"""
)
)
result = {
event: int(value)
for event, value in [line.split("\t") for line in events.lines]
}
result["query_id"] = query_id
return result
def format_settings(settings):
if not settings:
return ""
return "SETTINGS " + ",".join(f"{k}={v}" for k, v in settings.items())
def check_backup_and_restore(
storage_policy,
backup_destination,
size=1000,
backup_settings=None,
restore_settings=None,
insert_settings=None,
optimize_table=True,
):
optimize_table_query = "OPTIMIZE TABLE data FINAL;" if optimize_table else ""
node.query(
f"""
DROP TABLE IF EXISTS data SYNC;
CREATE TABLE data (key Int, value String, array Array(String)) Engine=MergeTree() ORDER BY tuple() SETTINGS storage_policy='{storage_policy}';
INSERT INTO data SELECT * FROM generateRandom('key Int, value String, array Array(String)') LIMIT {size} {format_settings(insert_settings)};
{optimize_table_query}
"""
)
try:
backup_query_id = uuid.uuid4().hex
node.query(
f"BACKUP TABLE data TO {backup_destination} {format_settings(backup_settings)}",
query_id=backup_query_id,
)
restore_query_id = uuid.uuid4().hex
node.query(
f"""
RESTORE TABLE data AS data_restored FROM {backup_destination} {format_settings(restore_settings)};
""",
query_id=restore_query_id,
)
node.query(
"""
SELECT throwIf(
(SELECT count(), sum(sipHash64(*)) FROM data) !=
(SELECT count(), sum(sipHash64(*)) FROM data_restored),
'Data does not matched after BACKUP/RESTORE'
);
"""
)
return [
get_events_for_query(backup_query_id),
get_events_for_query(restore_query_id),
]
finally:
node.query(
"""
DROP TABLE data SYNC;
DROP TABLE IF EXISTS data_restored SYNC;
"""
)
def check_system_tables(backup_query_id=None):
disks = [
tuple(disk.split("\t"))
for disk in node.query(
"SELECT name, type, object_storage_type, metadata_type FROM system.disks"
).split("\n")
if disk
]
expected_disks = (
("default", "Local", "None", "None"),
("disk_s3", "ObjectStorage", "S3", "Local"),
("disk_s3_cache", "ObjectStorage", "S3", "Local"),
("disk_s3_other_bucket", "ObjectStorage", "S3", "Local"),
("disk_s3_plain", "ObjectStorage", "S3", "Plain"),
("disk_s3_plain_rewritable", "ObjectStorage", "S3", "PlainRewritable"),
("disk_s3_restricted_user", "ObjectStorage", "S3", "Local"),
)
assert len(expected_disks) == len(disks)
for expected_disk in expected_disks:
if expected_disk not in disks:
raise AssertionError(f"Missed {expected_disk} in {disks}")
if backup_query_id is not None:
blob_storage_log = node.query(
f"SELECT count() FROM system.blob_storage_log WHERE query_id = '{backup_query_id}' AND error = '' AND event_type = 'Upload'"
).strip()
assert int(blob_storage_log) >= 1, node.query(
"SELECT * FROM system.blob_storage_log FORMAT PrettyCompactMonoBlock"
)
@pytest.mark.parametrize(
"storage_policy, to_disk",
[
pytest.param(
"default",
"default",
id="from_local_to_local",
),
pytest.param(
"policy_s3",
"default",
id="from_s3_to_local",
),
pytest.param(
"default",
"disk_s3",
id="from_local_to_s3",
),
pytest.param(
"policy_s3",
"disk_s3_plain",
id="from_s3_to_s3_plain",
),
pytest.param(
"default",
"disk_s3_plain",
id="from_local_to_s3_plain",
),
],
)
def test_backup_to_disk(storage_policy, to_disk):
backup_name = new_backup_name()
backup_destination = f"Disk('{to_disk}', '{backup_name}')"
check_backup_and_restore(storage_policy, backup_destination)
@pytest.mark.parametrize(
"storage_policy, to_disk",
[
pytest.param(
"policy_s3",
"disk_s3_other_bucket",
id="from_s3_to_s3",
),
pytest.param(
"policy_s3_other_bucket",
"disk_s3",
id="from_s3_to_s3_other_bucket",
),
],
)
def test_backup_from_s3_to_s3_disk_native_copy(storage_policy, to_disk):
backup_name = new_backup_name()
backup_destination = f"Disk('{to_disk}', '{backup_name}')"
(backup_events, restore_events) = check_backup_and_restore(
storage_policy, backup_destination
)
assert backup_events["S3CopyObject"] > 0
assert restore_events["S3CopyObject"] > 0
def test_backup_to_s3():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = (
f"S3('http://minio1:9001/root/data/backups/{backup_name}', 'minio', 'minio123')"
)
(backup_events, _) = check_backup_and_restore(storage_policy, backup_destination)
check_system_tables(backup_events["query_id"])
def test_backup_to_s3_named_collection():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3(named_collection_s3_backups, '{backup_name}')"
check_backup_and_restore(storage_policy, backup_destination)
def test_backup_to_s3_multipart():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/multipart/{backup_name}', 'minio', 'minio123')"
(backup_events, restore_events) = check_backup_and_restore(
storage_policy,
backup_destination,
size=1000000,
)
assert node.contains_in_log(
f"copyDataToS3File: Multipart upload has completed. Bucket: root, Key: data/backups/multipart/{backup_name}"
)
backup_query_id = backup_events["query_id"]
blob_storage_log = node.query(
f"SELECT countIf(event_type == 'MultiPartUploadCreate') * countIf(event_type == 'MultiPartUploadComplete') * countIf(event_type == 'MultiPartUploadWrite') "
f"FROM system.blob_storage_log WHERE query_id = '{backup_query_id}' AND error = ''"
).strip()
assert int(blob_storage_log) >= 1, node.query(
"SELECT * FROM system.blob_storage_log FORMAT PrettyCompactMonoBlock"
)
s3_backup_events = (
"WriteBufferFromS3Microseconds",
"WriteBufferFromS3Bytes",
"WriteBufferFromS3RequestsErrors",
)
s3_restore_events = (
"ReadBufferFromS3Microseconds",
"ReadBufferFromS3Bytes",
"ReadBufferFromS3RequestsErrors",
)
objects = node.cluster.minio_client.list_objects(
"root", f"data/backups/multipart/{backup_name}/"
)
backup_meta_size = 0
for obj in objects:
if ".backup" in obj.object_name:
backup_meta_size = obj.size
break
backup_total_size = int(
node.query(
f"SELECT sum(total_size) FROM system.backups WHERE status = 'BACKUP_CREATED' AND name like '%{backup_name}%'"
).strip()
)
restore_total_size = int(
node.query(
f"SELECT sum(total_size) FROM system.backups WHERE status = 'RESTORED' AND name like '%{backup_name}%'"
).strip()
)
# backup
# NOTE: ~35 bytes is used by .lock file, so set up 100 bytes to avoid flaky test
assert (
abs(
backup_total_size
- (backup_events["WriteBufferFromS3Bytes"] - backup_meta_size)
)
< 100
)
assert backup_events["WriteBufferFromS3Microseconds"] > 0
assert "WriteBufferFromS3RequestsErrors" not in backup_events
# restore
assert (
restore_events["ReadBufferFromS3Bytes"] - backup_meta_size == restore_total_size
)
assert restore_events["ReadBufferFromS3Microseconds"] > 0
assert "ReadBufferFromS3RequestsErrors" not in restore_events
@pytest.mark.parametrize(
"storage_policy",
[
"policy_s3",
"policy_s3_other_bucket",
"policy_s3_plain_rewritable",
],
)
def test_backup_to_s3_native_copy(storage_policy):
backup_name = new_backup_name()
backup_destination = (
f"S3('http://minio1:9001/root/data/backups/{backup_name}', 'minio', 'minio123')"
)
(backup_events, restore_events) = check_backup_and_restore(
storage_policy, backup_destination
)
# single part upload
assert backup_events["S3CopyObject"] > 0
assert restore_events["S3CopyObject"] > 0
assert node.contains_in_log(
f"copyS3File: Single operation copy has completed. Bucket: root, Key: data/backups/{backup_name}"
)
def test_backup_to_s3_native_copy_multipart():
storage_policy = "policy_s3"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/multipart/{backup_name}', 'minio', 'minio123')"
(backup_events, restore_events) = check_backup_and_restore(
storage_policy, backup_destination, size=1000000
)
# multi part upload
assert backup_events["S3CreateMultipartUpload"] > 0
assert restore_events["S3CreateMultipartUpload"] > 0
assert node.contains_in_log(
f"copyS3File: Multipart upload has completed. Bucket: root, Key: data/backups/multipart/{backup_name}/"
)
def test_incremental_backup_append_table_def():
backup_name = f"S3('http://minio1:9001/root/data/backups/{new_backup_name()}', 'minio', 'minio123')"
node.query(
"CREATE TABLE data (x UInt32, y String) Engine=MergeTree() ORDER BY y PARTITION BY x%10 SETTINGS storage_policy='policy_s3'"
)
node.query("INSERT INTO data SELECT number, toString(number) FROM numbers(100)")
assert node.query("SELECT count(), sum(x) FROM data") == "100\t4950\n"
node.query(f"BACKUP TABLE data TO {backup_name}")
node.query("ALTER TABLE data MODIFY SETTING parts_to_throw_insert=100")
incremental_backup_name = f"S3('http://minio1:9001/root/data/backups/{new_backup_name()}', 'minio', 'minio123')"
node.query(
f"BACKUP TABLE data TO {incremental_backup_name} SETTINGS base_backup = {backup_name}"
)
node.query("DROP TABLE data")
node.query(f"RESTORE TABLE data FROM {incremental_backup_name}")
assert node.query("SELECT count(), sum(x) FROM data") == "100\t4950\n"
assert "parts_to_throw_insert = 100" in node.query("SHOW CREATE TABLE data")
@pytest.mark.parametrize(
"in_cache_initially, allow_backup_read_cache, allow_s3_native_copy",
[
(False, True, False),
(True, False, False),
(True, True, False),
(True, True, True),
],
)
def test_backup_with_fs_cache(
in_cache_initially, allow_backup_read_cache, allow_s3_native_copy
):
storage_policy = "policy_s3_cache"
backup_name = new_backup_name()
backup_destination = (
f"S3('http://minio1:9001/root/data/backups/{backup_name}', 'minio', 'minio123')"
)
insert_settings = {
"enable_filesystem_cache_on_write_operations": int(in_cache_initially)
}
backup_settings = {
"read_from_filesystem_cache": int(allow_backup_read_cache),
"allow_s3_native_copy": int(allow_s3_native_copy),
}
restore_settings = {"allow_s3_native_copy": int(allow_s3_native_copy)}
backup_events, restore_events = check_backup_and_restore(
storage_policy,
backup_destination,
size=10,
insert_settings=insert_settings,
optimize_table=False,
backup_settings=backup_settings,
restore_settings=restore_settings,
)
# print(f"backup_events = {backup_events}")
# print(f"restore_events = {restore_events}")
# BACKUP never updates the filesystem cache but it may read it if `read_from_filesystem_cache_if_exists_otherwise_bypass_cache` allows that.
if allow_backup_read_cache and in_cache_initially:
assert backup_events["CachedReadBufferReadFromCacheBytes"] > 0
assert not "CachedReadBufferReadFromSourceBytes" in backup_events
elif allow_backup_read_cache:
assert not "CachedReadBufferReadFromCacheBytes" in backup_events
assert backup_events["CachedReadBufferReadFromSourceBytes"] > 0
else:
assert not "CachedReadBufferReadFromCacheBytes" in backup_events
assert not "CachedReadBufferReadFromSourceBytes" in backup_events
assert not "CachedReadBufferCacheWriteBytes" in backup_events
assert not "CachedWriteBufferCacheWriteBytes" in backup_events
# RESTORE doesn't use the filesystem cache during write operations.
# However while attaching parts it may use the cache while reading such files as "columns.txt" or "checksums.txt" or "primary.idx",
# see IMergeTreeDataPart::loadColumnsChecksumsIndexes()
if "CachedReadBufferReadFromSourceBytes" in restore_events:
assert (
restore_events["CachedReadBufferReadFromSourceBytes"]
== restore_events["CachedReadBufferCacheWriteBytes"]
)
assert not "CachedReadBufferReadFromCacheBytes" in restore_events
# "format_version.txt" is written when a table is created,
# see MergeTreeData::initializeDirectoriesAndFormatVersion()
if "CachedWriteBufferCacheWriteBytes" in restore_events:
assert restore_events["CachedWriteBufferCacheWriteBytes"] <= 1
def test_backup_to_zip():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/{backup_name}.zip', 'minio', 'minio123')"
check_backup_and_restore(storage_policy, backup_destination)
def test_backup_to_tar():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/{backup_name}.tar', 'minio', 'minio123')"
check_backup_and_restore(storage_policy, backup_destination)
def test_backup_to_tar_gz():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/{backup_name}.tar.gz', 'minio', 'minio123')"
check_backup_and_restore(storage_policy, backup_destination)
def test_backup_to_tar_bz2():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/{backup_name}.tar.bz2', 'minio', 'minio123')"
check_backup_and_restore(storage_policy, backup_destination)
def test_backup_to_tar_lzma():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/{backup_name}.tar.lzma', 'minio', 'minio123')"
check_backup_and_restore(storage_policy, backup_destination)
def test_backup_to_tar_zst():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/{backup_name}.tar.zst', 'minio', 'minio123')"
check_backup_and_restore(storage_policy, backup_destination)
def test_backup_to_tar_xz():
storage_policy = "default"
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root/data/backups/{backup_name}.tar.xz', 'minio', 'minio123')"
check_backup_and_restore(storage_policy, backup_destination)
def test_user_specific_auth(start_cluster):
def create_user(user):
node.query(f"CREATE USER {user}")
node.query(f"GRANT CURRENT GRANTS ON *.* TO {user}")
create_user("superuser1")
create_user("superuser2")
create_user("regularuser")
node.query("CREATE TABLE specific_auth (col UInt64) ENGINE=MergeTree ORDER BY col")
node.query("INSERT INTO specific_auth VALUES (1)")
def backup_restore(backup, user, should_fail, on_cluster=False, base_backup=None):
on_cluster_clause = "ON CLUSTER 'cluster'" if on_cluster else ""
base_backup = (
f" SETTINGS base_backup = {base_backup}" if base_backup is not None else ""
)
backup_query = (
f"BACKUP TABLE specific_auth {on_cluster_clause} TO {backup} {base_backup}"
)
restore_query = f"RESTORE TABLE specific_auth {on_cluster_clause} FROM {backup}"
if should_fail:
assert "Access" in node.query_and_get_error(backup_query, user=user)
else:
node.query(backup_query, user=user)
node.query("DROP TABLE specific_auth SYNC")
node.query(restore_query, user=user)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup1/')",
user=None,
should_fail=True,
)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup1/')",
user="regularuser",
should_fail=True,
)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup1/')",
user="superuser1",
should_fail=False,
)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup2/')",
user="superuser2",
should_fail=False,
)
assert "Access" in node.query_and_get_error(
"RESTORE TABLE specific_auth FROM S3('http://minio1:9001/root/data/backups/limited/backup1/')",
user="regularuser",
)
node.query("INSERT INTO specific_auth VALUES (2)")
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup1_inc/')",
user="regularuser",
should_fail=True,
base_backup="S3('http://minio1:9001/root/data/backups/limited/backup1/')",
)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup1_inc/')",
user="superuser1",
should_fail=False,
base_backup="S3('http://minio1:9001/root/data/backups/limited/backup1/')",
)
assert "Access" in node.query_and_get_error(
"RESTORE TABLE specific_auth FROM S3('http://minio1:9001/root/data/backups/limited/backup1_inc/')",
user="regularuser",
)
assert "Access Denied" in node.query_and_get_error(
"SELECT * FROM s3('http://minio1:9001/root/data/backups/limited/backup1/*', 'RawBLOB')",
user="regularuser",
)
node.query(
"SELECT * FROM s3('http://minio1:9001/root/data/backups/limited/backup1/*', 'RawBLOB')",
user="superuser1",
)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup3/')",
user="regularuser",
should_fail=True,
on_cluster=True,
)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup3/')",
user="superuser1",
should_fail=False,
on_cluster=True,
)
assert "Access Denied" in node.query_and_get_error(
"RESTORE TABLE specific_auth ON CLUSTER 'cluster' FROM S3('http://minio1:9001/root/data/backups/limited/backup3/')",
user="regularuser",
)
node.query("INSERT INTO specific_auth VALUES (3)")
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup3_inc/')",
user="regularuser",
should_fail=True,
on_cluster=True,
base_backup="S3('http://minio1:9001/root/data/backups/limited/backup3/')",
)
backup_restore(
"S3('http://minio1:9001/root/data/backups/limited/backup3_inc/')",
user="superuser1",
should_fail=False,
on_cluster=True,
base_backup="S3('http://minio1:9001/root/data/backups/limited/backup3/')",
)
assert "Access Denied" in node.query_and_get_error(
"RESTORE TABLE specific_auth ON CLUSTER 'cluster' FROM S3('http://minio1:9001/root/data/backups/limited/backup3_inc/')",
user="regularuser",
)
assert "Access Denied" in node.query_and_get_error(
"SELECT * FROM s3('http://minio1:9001/root/data/backups/limited/backup3/*', 'RawBLOB')",
user="regularuser",
)
node.query(
"SELECT * FROM s3('http://minio1:9001/root/data/backups/limited/backup3/*', 'RawBLOB')",
user="superuser1",
)
assert "Access Denied" in node.query_and_get_error(
"SELECT * FROM s3Cluster(cluster, 'http://minio1:9001/root/data/backups/limited/backup3/*', 'RawBLOB')",
user="regularuser",
)
node.query("DROP TABLE IF EXISTS test.specific_auth")
def test_backup_to_s3_different_credentials():
storage_policy = "policy_s3_restricted"
def check_backup_restore(allow_s3_native_copy):
backup_name = new_backup_name()
backup_destination = f"S3('http://minio1:9001/root2/data/backups/{backup_name}', 'miniorestricted2', 'minio123')"
settings = {"allow_s3_native_copy": allow_s3_native_copy}
(backup_events, _) = check_backup_and_restore(
storage_policy,
backup_destination,
backup_settings=settings,
restore_settings=settings,
)
check_system_tables(backup_events["query_id"])
check_backup_restore(False)
check_backup_restore(True)