ClickHouse/tests/integration/test_encrypted_disk/test.py

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import pytest
from helpers.cluster import ClickHouseCluster
from helpers.client import QueryRuntimeException
from helpers.test_tools import assert_eq_with_retry
FIRST_PART_NAME = "all_1_1_0"
cluster = ClickHouseCluster(__file__)
node = cluster.add_instance("node",
main_configs=["configs/storage.xml"],
tmpfs=["/disk:size=100M"],
with_minio=True)
@pytest.fixture(scope="module", autouse=True)
def start_cluster():
try:
cluster.start()
yield cluster
finally:
cluster.shutdown()
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@pytest.fixture(autouse=True)
def cleanup_after_test():
try:
yield
finally:
node.query("DROP TABLE IF EXISTS encrypted_test NO DELAY")
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@pytest.mark.parametrize("policy", ["encrypted_policy", "encrypted_policy_key192b", "local_policy", "s3_policy"])
def test_encrypted_disk(policy):
node.query(
"""
CREATE TABLE encrypted_test (
id Int64,
data String
) ENGINE=MergeTree()
ORDER BY id
SETTINGS storage_policy='{}'
""".format(policy)
)
node.query("INSERT INTO encrypted_test VALUES (0,'data'),(1,'data')")
select_query = "SELECT * FROM encrypted_test ORDER BY id FORMAT Values"
assert node.query(select_query) == "(0,'data'),(1,'data')"
node.query("INSERT INTO encrypted_test VALUES (2,'data'),(3,'data')")
node.query("OPTIMIZE TABLE encrypted_test FINAL")
assert node.query(select_query) == "(0,'data'),(1,'data'),(2,'data'),(3,'data')"
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@pytest.mark.parametrize("policy, destination_disks", [("local_policy", ["disk_local_encrypted", "disk_local_encrypted2", "disk_local_encrypted_key192b", "disk_local"]), ("s3_policy", ["disk_s3_encrypted", "disk_s3"])])
def test_part_move(policy, destination_disks):
node.query(
"""
CREATE TABLE encrypted_test (
id Int64,
data String
) ENGINE=MergeTree()
ORDER BY id
SETTINGS storage_policy='{}'
""".format(policy)
)
node.query("INSERT INTO encrypted_test VALUES (0,'data'),(1,'data')")
select_query = "SELECT * FROM encrypted_test ORDER BY id FORMAT Values"
assert node.query(select_query) == "(0,'data'),(1,'data')"
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for destination_disk in destination_disks:
node.query("ALTER TABLE encrypted_test MOVE PART '{}' TO DISK '{}'".format(FIRST_PART_NAME, destination_disk))
assert node.query(select_query) == "(0,'data'),(1,'data')"
with pytest.raises(QueryRuntimeException) as exc:
node.query("ALTER TABLE encrypted_test MOVE PART '{}' TO DISK '{}'".format(FIRST_PART_NAME, destination_disk))
assert("Part '{}' is already on disk '{}'".format(FIRST_PART_NAME, destination_disk) in str(exc.value))
assert node.query(select_query) == "(0,'data'),(1,'data')"
@pytest.mark.parametrize("policy,encrypted_disk", [("local_policy", "disk_local_encrypted"), ("s3_policy", "disk_s3_encrypted")])
def test_optimize_table(policy, encrypted_disk):
node.query(
"""
CREATE TABLE encrypted_test (
id Int64,
data String
) ENGINE=MergeTree()
ORDER BY id
SETTINGS storage_policy='{}'
""".format(policy)
)
node.query("INSERT INTO encrypted_test VALUES (0,'data'),(1,'data')")
select_query = "SELECT * FROM encrypted_test ORDER BY id FORMAT Values"
assert node.query(select_query) == "(0,'data'),(1,'data')"
node.query("ALTER TABLE encrypted_test MOVE PART '{}' TO DISK '{}'".format(FIRST_PART_NAME, encrypted_disk))
assert node.query(select_query) == "(0,'data'),(1,'data')"
node.query("INSERT INTO encrypted_test VALUES (2,'data'),(3,'data')")
node.query("OPTIMIZE TABLE encrypted_test FINAL")
with pytest.raises(QueryRuntimeException) as exc:
node.query("ALTER TABLE encrypted_test MOVE PART '{}' TO DISK '{}'".format(FIRST_PART_NAME, encrypted_disk))
assert("Part {} is not exists or not active".format(FIRST_PART_NAME) in str(exc.value))
assert node.query(select_query) == "(0,'data'),(1,'data'),(2,'data'),(3,'data')"
# Test adding encryption key on the fly.
def test_add_key():
def make_storage_policy_with_keys(policy_name, keys):
node.exec_in_container(["bash", "-c" , """cat > /etc/clickhouse-server/config.d/storage_policy_{policy_name}.xml << EOF
<?xml version="1.0"?>
<clickhouse>
<storage_configuration>
<disks>
<{policy_name}_disk>
<type>encrypted</type>
<disk>disk_local</disk>
<path>{policy_name}_dir/</path>
{keys}
</{policy_name}_disk>
</disks>
<policies>
<{policy_name}>
<volumes>
<main>
<disk>{policy_name}_disk</disk>
</main>
</volumes>
</{policy_name}>
</policies>
</storage_configuration>
</clickhouse>
EOF""".format(policy_name=policy_name, keys=keys)])
node.query("SYSTEM RELOAD CONFIG")
# Add some data to an encrypted disk.
node.query("SELECT policy_name FROM system.storage_policies")
make_storage_policy_with_keys("encrypted_policy_multikeys", "<key>firstfirstfirstf</key>")
assert_eq_with_retry(node, "SELECT policy_name FROM system.storage_policies WHERE policy_name='encrypted_policy_multikeys'", "encrypted_policy_multikeys")
node.query("""
CREATE TABLE encrypted_test (
id Int64,
data String
) ENGINE=MergeTree()
ORDER BY id
SETTINGS storage_policy='encrypted_policy_multikeys'
""")
node.query("INSERT INTO encrypted_test VALUES (0,'data'),(1,'data')")
select_query = "SELECT * FROM encrypted_test ORDER BY id FORMAT Values"
assert node.query(select_query) == "(0,'data'),(1,'data')"
# Add a second key and start using it.
make_storage_policy_with_keys("encrypted_policy_multikeys", """
<key id="0">firstfirstfirstf</key>
<key id="1">secondsecondseco</key>
<current_key_id>1</current_key_id>
""")
node.query("INSERT INTO encrypted_test VALUES (2,'data'),(3,'data')")
# Now "(0,'data'),(1,'data')" is encrypted with the first key and "(2,'data'),(3,'data')" is encrypted with the second key.
# All data are accessible.
assert node.query(select_query) == "(0,'data'),(1,'data'),(2,'data'),(3,'data')"
# Try to replace the first key with something wrong, and check that "(0,'data'),(1,'data')" cannot be read.
make_storage_policy_with_keys("encrypted_policy_multikeys", """
<key id="0">wrongwrongwrongw</key>
<key id="1">secondsecondseco</key>
<current_key_id>1</current_key_id>
""")
expected_error = "Wrong key"
assert expected_error in node.query_and_get_error(select_query)
# Detach the part encrypted with the wrong key and check that another part containing "(2,'data'),(3,'data')" still can be read.
node.query("ALTER TABLE encrypted_test DETACH PART '{}'".format(FIRST_PART_NAME))
assert node.query(select_query) == "(2,'data'),(3,'data')"