Merge pull request #8253 from nvartolomei/nv/constraints-coverage

Improve settings constraints tests coverage
This commit is contained in:
alexey-milovidov 2019-12-18 01:56:50 +03:00 committed by GitHub
commit 5afb518c47
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3 changed files with 133 additions and 52 deletions

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@ -625,8 +625,21 @@ class ClickHouseInstance:
return self.client.query_and_get_answer_with_error(sql, stdin, timeout, settings, user)
# Connects to the instance via HTTP interface, sends a query and returns the answer
def http_query(self, sql, data=None):
return urllib.urlopen("http://" + self.ip_address + ":8123/?query=" + urllib.quote(sql, safe=''), data).read()
def http_query(self, sql, data=None, params=None, user=None):
if params is None:
params = {}
else:
params = params.copy()
params["query"] = sql
auth = ""
if user:
auth = "{}@".format(user)
url = "http://" + auth + self.ip_address + ":8123/?" + urllib.urlencode(params)
return urllib.urlopen(url, data).read()
def restart_clickhouse(self, stop_start_wait_sec=5, kill=False):
if not self.stay_alive:

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@ -14,6 +14,14 @@
</force_index_by_date>
</constraints>
</default>
<readonly_profile>
<readonly>1</readonly>
</readonly_profile>
<no_dll_profile>
<allow_ddl>0</allow_ddl>
</no_dll_profile>
</profiles>
<users>
@ -25,6 +33,22 @@
<profile>default</profile>
<quota>default</quota>
</default>
<readonly_user>
<password></password>
<networks incl="networks" replace="replace">
<ip>::/0</ip>
</networks>
<profile>readonly_profile</profile>
<quota>default</quota>
</readonly_user>
<no_dll_user>
<password></password>
<networks incl="networks" replace="replace">
<ip>::/0</ip>
</networks>
<profile>no_dll_profile</profile>
<quota>default</quota>
</no_dll_user>
</users>
<quotas>

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@ -29,68 +29,112 @@ def test_system_settings(started_cluster):
"readonly\t0\t\\N\t\\N\t0\n"
def test_system_constraints(started_cluster):
assert_query_settings(instance, "SELECT 1",
settings={'readonly': 0},
exception="Cannot modify 'readonly'",
user="readonly_user")
assert_query_settings(instance, "SELECT 1",
settings={'allow_ddl': 1},
exception="Cannot modify 'allow_ddl'",
user="no_dll_user")
def test_read_only_constraint(started_cluster):
# Change a setting for session with SET.
assert instance.query("SELECT value FROM system.settings WHERE name='force_index_by_date'") ==\
"0\n"
# Default value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='force_index_by_date'",
settings={},
result="0")
expected_error = "Setting force_index_by_date should not be changed"
assert expected_error in instance.query_and_get_error("SET force_index_by_date=1")
# Change a setting for query with SETTINGS.
assert instance.query("SELECT value FROM system.settings WHERE name='force_index_by_date'") ==\
"0\n"
assert expected_error in instance.query_and_get_error(
"SELECT value FROM system.settings WHERE name='force_index_by_date' "
"SETTINGS force_index_by_date=1")
# Invalid value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='force_index_by_date'",
settings={'force_index_by_date': 1},
result=None,
exception="Setting force_index_by_date should not be changed")
def test_min_constraint(started_cluster):
# Change a setting for session with SET.
assert instance.query("SELECT value FROM system.settings WHERE name='max_memory_usage'") ==\
"10000000000\n"
# Default value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
{},
result="10000000000")
assert instance.query("SET max_memory_usage=5000000000;\n"
"SELECT value FROM system.settings WHERE name='max_memory_usage'") ==\
"5000000000\n"
# Valid value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
settings={'max_memory_usage': 5000000000},
result="5000000000")
expected_error = "Setting max_memory_usage shouldn't be less than 5000000000"
assert expected_error in instance.query_and_get_error("SET max_memory_usage=4999999999")
# Change a setting for query with SETTINGS.
assert instance.query("SELECT value FROM system.settings WHERE name='max_memory_usage'") ==\
"10000000000\n"
assert instance.query("SET max_memory_usage=5000000001;\n"
"SELECT value FROM system.settings WHERE name='max_memory_usage'") ==\
"5000000001\n"
assert expected_error in instance.query_and_get_error(
"SELECT value FROM system.settings WHERE name='max_memory_usage' "
"SETTINGS max_memory_usage=4999999999")
# Invalid value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
settings={'max_memory_usage': 4999999999},
result=None,
exception="Setting max_memory_usage shouldn't be less than 5000000000")
def test_max_constraint(started_cluster):
# Change a setting for session with SET.
assert instance.query("SELECT value FROM system.settings WHERE name='max_memory_usage'") ==\
"10000000000\n"
# Default value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
{},
result="10000000000")
assert instance.query("SET max_memory_usage=20000000000;\n"
"SELECT value FROM system.settings WHERE name='max_memory_usage'") ==\
"20000000000\n"
# Valid value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
settings={'max_memory_usage': 20000000000},
result="20000000000")
expected_error = "Setting max_memory_usage shouldn't be greater than 20000000000"
assert expected_error in instance.query_and_get_error("SET max_memory_usage=20000000001")
# Invalid value
assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
settings={'max_memory_usage': 20000000001},
result=None,
exception="Setting max_memory_usage shouldn't be greater than 20000000000")
# Change a setting for query with SETTINGS.
assert instance.query("SELECT value FROM system.settings WHERE name='max_memory_usage'") ==\
"10000000000\n"
assert instance.query("SELECT value FROM system.settings WHERE name='max_memory_usage' "
"SETTINGS max_memory_usage=19999999999") == "19999999999\n"
def assert_query_settings(instance, query, settings, result=None, exception=None, user=None):
"""
Try and send the query with custom settings via all available methods:
1. TCP Protocol with settings packet
2. HTTP Protocol with settings params
3. TCP Protocol with session level settings
4. TCP Protocol with query level settings
"""
assert expected_error in instance.query_and_get_error(
"SELECT value FROM system.settings WHERE name='max_memory_usage' "
"SETTINGS max_memory_usage=20000000001")
if not settings:
settings = {}
# tcp level settings
if exception:
assert exception in instance.query_and_get_error(query, settings=settings, user=user)
else:
assert instance.query(query, settings=settings, user=user).strip() == result
# http level settings
if exception:
assert exception in instance.http_query(query, params=settings, user=user)
else:
assert instance.http_query(query, params=settings, user=user).strip() == result
# session level settings
queries = ""
for k, v in settings.items():
queries += "SET {}={};\n".format(k, v)
queries += query
if exception:
assert exception in instance.query_and_get_error(queries, user=user)
else:
assert instance.query(queries, user=user).strip() == result
if settings:
query += " SETTINGS "
for ix, (k, v) in enumerate(settings.items()):
query += "{} = {}".format(k, v)
if ix != len(settings) - 1:
query += ", "
if exception:
assert exception in instance.query_and_get_error(queries, user=user)
else:
assert instance.query(queries, user=user).strip() == result