ClickHouse/tests/integration/test_grant_and_revoke/test.py
2022-03-22 17:39:58 +01:00

568 lines
19 KiB
Python

import pytest
from helpers.cluster import ClickHouseCluster
from helpers.test_tools import TSV
cluster = ClickHouseCluster(__file__)
instance = cluster.add_instance("instance")
@pytest.fixture(scope="module", autouse=True)
def start_cluster():
try:
cluster.start()
instance.query("CREATE DATABASE test")
instance.query(
"CREATE TABLE test.table(x UInt32, y UInt32) ENGINE = MergeTree ORDER BY tuple()"
)
instance.query("INSERT INTO test.table VALUES (1,5), (2,10)")
yield cluster
finally:
cluster.shutdown()
@pytest.fixture(autouse=True)
def cleanup_after_test():
try:
yield
finally:
instance.query("DROP USER IF EXISTS A, B, C")
instance.query("DROP TABLE IF EXISTS test.view_1")
def test_smoke():
instance.query("CREATE USER A")
assert "Not enough privileges" in instance.query_and_get_error(
"SELECT * FROM test.table", user="A"
)
instance.query("GRANT SELECT ON test.table TO A")
assert instance.query("SELECT * FROM test.table", user="A") == "1\t5\n2\t10\n"
instance.query("REVOKE SELECT ON test.table FROM A")
assert "Not enough privileges" in instance.query_and_get_error(
"SELECT * FROM test.table", user="A"
)
def test_grant_option():
instance.query("CREATE USER A")
instance.query("CREATE USER B")
instance.query("GRANT SELECT ON test.table TO A")
assert instance.query("SELECT * FROM test.table", user="A") == "1\t5\n2\t10\n"
assert "Not enough privileges" in instance.query_and_get_error(
"GRANT SELECT ON test.table TO B", user="A"
)
instance.query("GRANT SELECT ON test.table TO A WITH GRANT OPTION")
instance.query("GRANT SELECT ON test.table TO B", user="A")
assert instance.query("SELECT * FROM test.table", user="B") == "1\t5\n2\t10\n"
instance.query("REVOKE SELECT ON test.table FROM A, B")
def test_revoke_requires_grant_option():
instance.query("CREATE USER A")
instance.query("CREATE USER B")
instance.query("GRANT SELECT ON test.table TO B")
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
expected_error = "Not enough privileges"
assert expected_error in instance.query_and_get_error(
"REVOKE SELECT ON test.table FROM B", user="A"
)
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("GRANT SELECT ON test.table TO A")
expected_error = "privileges have been granted, but without grant option"
assert expected_error in instance.query_and_get_error(
"REVOKE SELECT ON test.table FROM B", user="A"
)
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("GRANT SELECT ON test.table TO A WITH GRANT OPTION")
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("REVOKE SELECT ON test.table FROM B", user="A")
assert instance.query("SHOW GRANTS FOR B") == ""
instance.query("GRANT SELECT ON test.table TO B")
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("REVOKE SELECT ON test.* FROM B", user="A")
assert instance.query("SHOW GRANTS FOR B") == ""
instance.query("GRANT SELECT ON test.table TO B")
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("REVOKE ALL ON test.* FROM B", user="A")
assert instance.query("SHOW GRANTS FOR B") == ""
instance.query("GRANT SELECT ON test.table TO B")
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("REVOKE ALL ON *.* FROM B", user="A")
assert instance.query("SHOW GRANTS FOR B") == ""
instance.query("REVOKE GRANT OPTION FOR ALL ON *.* FROM A")
instance.query("GRANT SELECT ON test.table TO B")
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
expected_error = "privileges have been granted, but without grant option"
assert expected_error in instance.query_and_get_error(
"REVOKE SELECT ON test.table FROM B", user="A"
)
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("GRANT SELECT ON test.* TO A WITH GRANT OPTION")
instance.query("GRANT SELECT ON test.table TO B")
assert instance.query("SHOW GRANTS FOR B") == "GRANT SELECT ON test.table TO B\n"
instance.query("REVOKE SELECT ON test.table FROM B", user="A")
assert instance.query("SHOW GRANTS FOR B") == ""
def test_allowed_grantees():
instance.query("CREATE USER A")
instance.query("CREATE USER B")
instance.query("GRANT SELECT ON test.table TO A WITH GRANT OPTION")
instance.query("GRANT SELECT ON test.table TO B", user="A")
assert instance.query("SELECT * FROM test.table", user="B") == "1\t5\n2\t10\n"
instance.query("REVOKE SELECT ON test.table FROM B", user="A")
instance.query("ALTER USER A GRANTEES NONE")
expected_error = "user `B` is not allowed as grantee"
assert expected_error in instance.query_and_get_error(
"GRANT SELECT ON test.table TO B", user="A"
)
instance.query("ALTER USER A GRANTEES ANY EXCEPT B")
assert (
instance.query("SHOW CREATE USER A") == "CREATE USER A GRANTEES ANY EXCEPT B\n"
)
expected_error = "user `B` is not allowed as grantee"
assert expected_error in instance.query_and_get_error(
"GRANT SELECT ON test.table TO B", user="A"
)
instance.query("ALTER USER A GRANTEES B")
instance.query("GRANT SELECT ON test.table TO B", user="A")
assert instance.query("SELECT * FROM test.table", user="B") == "1\t5\n2\t10\n"
instance.query("REVOKE SELECT ON test.table FROM B", user="A")
instance.query("ALTER USER A GRANTEES ANY")
assert instance.query("SHOW CREATE USER A") == "CREATE USER A\n"
instance.query("GRANT SELECT ON test.table TO B", user="A")
assert instance.query("SELECT * FROM test.table", user="B") == "1\t5\n2\t10\n"
instance.query("ALTER USER A GRANTEES NONE")
expected_error = "user `B` is not allowed as grantee"
assert expected_error in instance.query_and_get_error(
"REVOKE SELECT ON test.table FROM B", user="A"
)
instance.query("CREATE USER C GRANTEES ANY EXCEPT C")
assert (
instance.query("SHOW CREATE USER C") == "CREATE USER C GRANTEES ANY EXCEPT C\n"
)
instance.query("GRANT SELECT ON test.table TO C WITH GRANT OPTION")
assert instance.query("SELECT * FROM test.table", user="C") == "1\t5\n2\t10\n"
expected_error = "user `C` is not allowed as grantee"
assert expected_error in instance.query_and_get_error(
"REVOKE SELECT ON test.table FROM C", user="C"
)
def test_grant_all_on_table():
instance.query("CREATE USER A, B")
instance.query("GRANT ALL ON test.table TO A WITH GRANT OPTION")
instance.query("GRANT ALL ON test.table TO B", user="A")
assert (
instance.query("SHOW GRANTS FOR B")
== "GRANT SHOW TABLES, SHOW COLUMNS, SHOW DICTIONARIES, SELECT, INSERT, ALTER TABLE, ALTER VIEW, CREATE TABLE, CREATE VIEW, CREATE DICTIONARY, "
"DROP TABLE, DROP VIEW, DROP DICTIONARY, TRUNCATE, OPTIMIZE, CREATE ROW POLICY, ALTER ROW POLICY, DROP ROW POLICY, SHOW ROW POLICIES, "
"SYSTEM MERGES, SYSTEM TTL MERGES, SYSTEM FETCHES, SYSTEM MOVES, SYSTEM SENDS, SYSTEM REPLICATION QUEUES, SYSTEM DROP REPLICA, SYSTEM SYNC REPLICA, "
"SYSTEM RESTART REPLICA, SYSTEM RESTORE REPLICA, SYSTEM FLUSH DISTRIBUTED, dictGet ON test.table TO B\n"
)
instance.query("REVOKE ALL ON test.table FROM B", user="A")
assert instance.query("SHOW GRANTS FOR B") == ""
def test_implicit_show_grants():
instance.query("CREATE USER A")
assert (
instance.query(
"select count() FROM system.databases WHERE name='test'", user="A"
)
== "0\n"
)
assert (
instance.query(
"select count() FROM system.tables WHERE database='test' AND name='table'",
user="A",
)
== "0\n"
)
assert (
instance.query(
"select count() FROM system.columns WHERE database='test' AND table='table'",
user="A",
)
== "0\n"
)
instance.query("GRANT SELECT(x) ON test.table TO A")
assert instance.query("SHOW GRANTS FOR A") == "GRANT SELECT(x) ON test.table TO A\n"
assert (
instance.query(
"select count() FROM system.databases WHERE name='test'", user="A"
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.tables WHERE database='test' AND name='table'",
user="A",
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.columns WHERE database='test' AND table='table'",
user="A",
)
== "1\n"
)
instance.query("GRANT SELECT ON test.table TO A")
assert instance.query("SHOW GRANTS FOR A") == "GRANT SELECT ON test.table TO A\n"
assert (
instance.query(
"select count() FROM system.databases WHERE name='test'", user="A"
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.tables WHERE database='test' AND name='table'",
user="A",
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.columns WHERE database='test' AND table='table'",
user="A",
)
== "2\n"
)
instance.query("GRANT SELECT ON test.* TO A")
assert instance.query("SHOW GRANTS FOR A") == "GRANT SELECT ON test.* TO A\n"
assert (
instance.query(
"select count() FROM system.databases WHERE name='test'", user="A"
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.tables WHERE database='test' AND name='table'",
user="A",
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.columns WHERE database='test' AND table='table'",
user="A",
)
== "2\n"
)
instance.query("GRANT SELECT ON *.* TO A")
assert instance.query("SHOW GRANTS FOR A") == "GRANT SELECT ON *.* TO A\n"
assert (
instance.query(
"select count() FROM system.databases WHERE name='test'", user="A"
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.tables WHERE database='test' AND name='table'",
user="A",
)
== "1\n"
)
assert (
instance.query(
"select count() FROM system.columns WHERE database='test' AND table='table'",
user="A",
)
== "2\n"
)
instance.query("REVOKE ALL ON *.* FROM A")
assert (
instance.query(
"select count() FROM system.databases WHERE name='test'", user="A"
)
== "0\n"
)
assert (
instance.query(
"select count() FROM system.tables WHERE database='test' AND name='table'",
user="A",
)
== "0\n"
)
assert (
instance.query(
"select count() FROM system.columns WHERE database='test' AND table='table'",
user="A",
)
== "0\n"
)
def test_implicit_create_view_grant():
instance.query("CREATE USER A")
expected_error = "Not enough privileges"
assert expected_error in instance.query_and_get_error(
"CREATE VIEW test.view_1 AS SELECT 1", user="A"
)
instance.query("GRANT CREATE TABLE ON test.* TO A")
instance.query("CREATE VIEW test.view_1 AS SELECT 1", user="A")
assert instance.query("SELECT * FROM test.view_1") == "1\n"
instance.query("REVOKE CREATE TABLE ON test.* FROM A")
instance.query("DROP TABLE test.view_1")
assert expected_error in instance.query_and_get_error(
"CREATE VIEW test.view_1 AS SELECT 1", user="A"
)
def test_implicit_create_temporary_table_grant():
instance.query("CREATE USER A")
expected_error = "Not enough privileges"
assert expected_error in instance.query_and_get_error(
"CREATE TEMPORARY TABLE tmp(name String)", user="A"
)
instance.query("GRANT CREATE TABLE ON test.* TO A")
instance.query("CREATE TEMPORARY TABLE tmp(name String)", user="A")
instance.query("REVOKE CREATE TABLE ON *.* FROM A")
assert expected_error in instance.query_and_get_error(
"CREATE TEMPORARY TABLE tmp(name String)", user="A"
)
def test_introspection():
instance.query("CREATE USER A")
instance.query("CREATE USER B")
instance.query("GRANT SELECT ON test.table TO A")
instance.query("GRANT CREATE ON *.* TO B WITH GRANT OPTION")
assert instance.query("SHOW USERS") == TSV(["A", "B", "default"])
assert instance.query("SHOW CREATE USERS A") == TSV(["CREATE USER A"])
assert instance.query("SHOW CREATE USERS B") == TSV(["CREATE USER B"])
assert instance.query("SHOW CREATE USERS A,B") == TSV(
["CREATE USER A", "CREATE USER B"]
)
assert instance.query("SHOW CREATE USERS") == TSV(
[
"CREATE USER A",
"CREATE USER B",
"CREATE USER default IDENTIFIED WITH plaintext_password SETTINGS PROFILE default",
]
)
assert instance.query("SHOW GRANTS FOR A") == TSV(
["GRANT SELECT ON test.table TO A"]
)
assert instance.query("SHOW GRANTS FOR B") == TSV(
["GRANT CREATE ON *.* TO B WITH GRANT OPTION"]
)
assert instance.query("SHOW GRANTS FOR A,B") == TSV(
[
"GRANT SELECT ON test.table TO A",
"GRANT CREATE ON *.* TO B WITH GRANT OPTION",
]
)
assert instance.query("SHOW GRANTS FOR B,A") == TSV(
[
"GRANT SELECT ON test.table TO A",
"GRANT CREATE ON *.* TO B WITH GRANT OPTION",
]
)
assert instance.query("SHOW GRANTS FOR ALL") == TSV(
[
"GRANT SELECT ON test.table TO A",
"GRANT CREATE ON *.* TO B WITH GRANT OPTION",
"GRANT ALL ON *.* TO default WITH GRANT OPTION",
]
)
assert instance.query("SHOW GRANTS", user="A") == TSV(
["GRANT SELECT ON test.table TO A"]
)
assert instance.query("SHOW GRANTS", user="B") == TSV(
["GRANT CREATE ON *.* TO B WITH GRANT OPTION"]
)
assert instance.query("SHOW GRANTS FOR ALL", user="A") == TSV(
["GRANT SELECT ON test.table TO A"]
)
assert instance.query("SHOW GRANTS FOR ALL", user="B") == TSV(
["GRANT CREATE ON *.* TO B WITH GRANT OPTION"]
)
assert instance.query("SHOW GRANTS FOR ALL") == TSV(
[
"GRANT SELECT ON test.table TO A",
"GRANT CREATE ON *.* TO B WITH GRANT OPTION",
"GRANT ALL ON *.* TO default WITH GRANT OPTION",
]
)
expected_error = "necessary to have grant SHOW USERS"
assert expected_error in instance.query_and_get_error("SHOW GRANTS FOR B", user="A")
expected_access1 = (
"CREATE USER A\n"
"CREATE USER B\n"
"CREATE USER default IDENTIFIED WITH plaintext_password SETTINGS PROFILE default"
)
expected_access2 = (
"GRANT SELECT ON test.table TO A\n"
"GRANT CREATE ON *.* TO B WITH GRANT OPTION\n"
"GRANT ALL ON *.* TO default WITH GRANT OPTION\n"
)
assert expected_access1 in instance.query("SHOW ACCESS")
assert expected_access2 in instance.query("SHOW ACCESS")
assert instance.query(
"SELECT name, storage, auth_type, auth_params, host_ip, host_names, host_names_regexp, host_names_like, default_roles_all, default_roles_list, default_roles_except from system.users WHERE name IN ('A', 'B') ORDER BY name"
) == TSV(
[
[
"A",
"local directory",
"no_password",
"{}",
"['::/0']",
"[]",
"[]",
"[]",
1,
"[]",
"[]",
],
[
"B",
"local directory",
"no_password",
"{}",
"['::/0']",
"[]",
"[]",
"[]",
1,
"[]",
"[]",
],
]
)
assert instance.query(
"SELECT * from system.grants WHERE user_name IN ('A', 'B') ORDER BY user_name, access_type, grant_option"
) == TSV(
[
["A", "\\N", "SELECT", "test", "table", "\\N", 0, 0],
["B", "\\N", "CREATE", "\\N", "\\N", "\\N", 0, 1],
]
)
def test_current_database():
instance.query("CREATE USER A")
instance.query("GRANT SELECT ON table TO A", database="test")
assert instance.query("SHOW GRANTS FOR A") == TSV(
["GRANT SELECT ON test.table TO A"]
)
assert instance.query("SHOW GRANTS FOR A", database="test") == TSV(
["GRANT SELECT ON test.table TO A"]
)
assert instance.query("SELECT * FROM test.table", user="A") == "1\t5\n2\t10\n"
assert (
instance.query("SELECT * FROM table", user="A", database="test")
== "1\t5\n2\t10\n"
)
instance.query(
"CREATE TABLE default.table(x UInt32, y UInt32) ENGINE = MergeTree ORDER BY tuple()"
)
assert "Not enough privileges" in instance.query_and_get_error(
"SELECT * FROM table", user="A"
)
def test_grant_with_replace_option():
instance.query("CREATE USER A")
instance.query("GRANT SELECT ON test.table TO A")
assert instance.query("SHOW GRANTS FOR A") == TSV(
["GRANT SELECT ON test.table TO A"]
)
instance.query("GRANT INSERT ON test.table TO A WITH REPLACE OPTION")
assert instance.query("SHOW GRANTS FOR A") == TSV(
["GRANT INSERT ON test.table TO A"]
)
instance.query("GRANT NONE ON *.* TO A WITH REPLACE OPTION")
assert instance.query("SHOW GRANTS FOR A") == TSV([])
instance.query("CREATE USER B")
instance.query("GRANT SELECT ON test.table TO B")
assert instance.query("SHOW GRANTS FOR A") == TSV([])
assert instance.query("SHOW GRANTS FOR B") == TSV(
["GRANT SELECT ON test.table TO B"]
)
expected_error = (
"it's necessary to have grant INSERT ON test.table WITH GRANT OPTION"
)
assert expected_error in instance.query_and_get_error(
"GRANT INSERT ON test.table TO B WITH REPLACE OPTION", user="A"
)
assert instance.query("SHOW GRANTS FOR A") == TSV([])
assert instance.query("SHOW GRANTS FOR B") == TSV(
["GRANT SELECT ON test.table TO B"]
)
instance.query("GRANT INSERT ON test.table TO A WITH GRANT OPTION")
expected_error = (
"it's necessary to have grant SELECT ON test.table WITH GRANT OPTION"
)
assert expected_error in instance.query_and_get_error(
"GRANT INSERT ON test.table TO B WITH REPLACE OPTION", user="A"
)
assert instance.query("SHOW GRANTS FOR A") == TSV(
["GRANT INSERT ON test.table TO A WITH GRANT OPTION"]
)
assert instance.query("SHOW GRANTS FOR B") == TSV(
["GRANT SELECT ON test.table TO B"]
)
instance.query("GRANT SELECT ON test.table TO A WITH GRANT OPTION")
instance.query("GRANT INSERT ON test.table TO B WITH REPLACE OPTION", user="A")
assert instance.query("SHOW GRANTS FOR A") == TSV(
["GRANT SELECT, INSERT ON test.table TO A WITH GRANT OPTION"]
)
assert instance.query("SHOW GRANTS FOR B") == TSV(
["GRANT INSERT ON test.table TO B"]
)