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ForeignServerDdlTest.cpp
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/*
* Copyright 2020 OmniSci, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file ForeignServerDdlTest.cpp
* @brief Test suite for foreign server DDL commands
*/
#include <gtest/gtest.h>
#include "DBHandlerTestHelpers.h"
#include "DataMgr/ForeignStorage/AbstractFileStorageDataWrapper.h"
#include "TestHelpers.h"
#ifndef BASE_PATH
#define BASE_PATH "./tmp"
#endif
extern bool g_enable_fsi;
extern bool g_enable_s3_fsi;
namespace {
std::string get_file_server_options() {
return
// Supported options are returned in a sorted order
"BASE_PATH, "
"STORAGE_TYPE.";
}
std::string get_file_storage_types() {
return "LOCAL_FILE"
".";
}
std::string get_data_wrapper_types() {
return "OMNISCI_PARQUET, OMNISCI_CSV"
".";
}
} // namespace
class CreateForeignServerTest : public DBHandlerTestFixture {
protected:
void SetUp() override {
g_enable_fsi = true;
g_enable_s3_fsi = true;
DBHandlerTestFixture::SetUp();
getCatalog().dropForeignServer("test_server");
}
void TearDown() override {
g_enable_s3_fsi = true;
getCatalog().dropForeignServer("test_server");
DBHandlerTestFixture::TearDown();
}
void assertExpectedForeignServer() {
auto& catalog = getCatalog();
auto foreign_server = catalog.getForeignServerFromStorage("test_server");
ASSERT_GT(foreign_server->id, 0);
ASSERT_EQ("test_server", foreign_server->name);
ASSERT_EQ(foreign_storage::DataWrapperType::CSV, foreign_server->data_wrapper_type);
ASSERT_EQ(OMNISCI_ROOT_USER_ID, foreign_server->user_id);
ASSERT_TRUE(foreign_server->options.find(
foreign_storage::AbstractFileStorageDataWrapper::STORAGE_TYPE_KEY) !=
foreign_server->options.end());
ASSERT_EQ(foreign_storage::AbstractFileStorageDataWrapper::LOCAL_FILE_STORAGE_TYPE,
foreign_server->options
.find(foreign_storage::AbstractFileStorageDataWrapper::STORAGE_TYPE_KEY)
->second);
ASSERT_TRUE(foreign_server->options.find(
foreign_storage::AbstractFileStorageDataWrapper::BASE_PATH_KEY) !=
foreign_server->options.end());
ASSERT_EQ("/test_path/",
foreign_server->options
.find(foreign_storage::AbstractFileStorageDataWrapper::BASE_PATH_KEY)
->second);
}
};
TEST_F(CreateForeignServerTest, AllValidParameters) {
sql("CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');");
assertExpectedForeignServer();
}
TEST_F(CreateForeignServerTest, AllValidParametersAndReadFromCache) {
sql("CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');");
assertExpectedForeignServer();
}
TEST_F(CreateForeignServerTest, ExistingServerWithIfNotExists) {
sql("CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');");
sql("CREATE SERVER IF NOT EXISTS test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');");
assertExpectedForeignServer();
}
TEST_F(CreateForeignServerTest, ExistingServerWithoutIfNotExists) {
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(storage_type = 'LOCAL_FILE', base_path = '/test_path/');"};
sql(query);
queryAndAssertException(query,
"A foreign server with name \"test_server\" already exists.");
}
TEST_F(CreateForeignServerTest, OmniSciPrefix) {
std::string query{
"CREATE SERVER omnisci_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(storage_type = 'LOCAL_FILE', base_path = '/test_path/');"};
queryAndAssertException(query, "Server names cannot start with \"omnisci\".");
}
TEST_F(CreateForeignServerTest, MissingStorageType) {
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(base_path = '/test_path/');"};
queryAndAssertException(query, "Foreign server options must contain \"STORAGE_TYPE\".");
}
TEST_F(CreateForeignServerTest, MissingBasePath) {
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(storage_type = 'LOCAL_FILE');"};
sql(query);
}
TEST_F(CreateForeignServerTest, InvalidOption) {
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(invalid_key = 'value', storage_type = 'LOCAL_FILE', base_path = '/test_path/');"};
std::string error_message{
"Invalid foreign server option \"INVALID_KEY\". "
"Option must be one of the following: " +
get_file_server_options()};
queryAndAssertException(query, error_message);
}
TEST_F(CreateForeignServerTest, InvalidStorageType) {
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(storage_type = 'INVALID_TYPE', base_path = '/test_path/');"};
std::string error_message{
"Invalid \"STORAGE_TYPE\" option value. Value must be one of the "
"following: " +
get_file_storage_types()};
queryAndAssertException(query, error_message);
}
TEST_F(CreateForeignServerTest, FsiDisabled) {
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(storage_type = 'LOCAL_FILE', base_path = '/test_path/');"};
g_enable_fsi = false;
queryAndAssertException(query, "Syntax error at: SERVER");
}
TEST_F(CreateForeignServerTest, InvalidDataWrapper) {
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER invalid_wrapper WITH "
"(storage_type = 'LOCAL_FILE', base_path = '/test_path/');"};
std::string error_message{
"Invalid data wrapper type \"INVALID_WRAPPER\". "
"Data wrapper type must be one of the following: " +
get_data_wrapper_types()};
queryAndAssertException(query, error_message);
}
TEST_F(CreateForeignServerTest, MissingWithClause) {
std::string query{"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_parquet;"};
queryAndAssertException(query, "Foreign server options must contain \"STORAGE_TYPE\".");
}
class DropForeignServerTest : public DBHandlerTestFixture {
protected:
void SetUp() override {
g_enable_fsi = true;
DBHandlerTestFixture::SetUp();
dropTestTable();
sql("CREATE SERVER IF NOT EXISTS test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');");
}
void TearDown() override {
g_enable_fsi = true;
dropTestTable();
getCatalog().dropForeignServer("test_server");
getCatalog().dropForeignServer("test_server_1");
DBHandlerTestFixture::TearDown();
}
void createTestServer1() {
const auto base_path =
boost::filesystem::canonical("../../Tests/FsiDataFiles/").string();
sql("CREATE SERVER test_server_1 FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '" +
base_path + "');");
}
void assertNullForeignServer(const std::string& server_name) {
auto& catalog = getCatalog();
auto foreign_server = catalog.getForeignServerFromStorage(server_name);
ASSERT_EQ(nullptr, foreign_server);
}
private:
void dropTestTable() { sql("DROP FOREIGN TABLE IF EXISTS test_table;"); }
};
TEST_F(DropForeignServerTest, ExistingServer) {
sql("DROP SERVER test_server;");
assertNullForeignServer("test_server");
}
TEST_F(DropForeignServerTest, NonExistingServerWithIfExists) {
sql("DROP SERVER IF EXISTS test_server_2;");
assertNullForeignServer("test_server_2");
}
TEST_F(DropForeignServerTest, NonExistingServerWithoutIfExists) {
queryAndAssertException("DROP SERVER test_server_2;",
"Foreign server with name \"test_server_2\" can not "
"be dropped. Server does not exist.");
}
TEST_F(DropForeignServerTest, DefaultServers) {
queryAndAssertException("DROP SERVER omnisci_local_csv;",
"OmniSci default servers cannot be dropped.");
queryAndAssertException("DROP SERVER omnisci_local_parquet;",
"OmniSci default servers cannot be dropped.");
}
TEST_F(DropForeignServerTest, ForeignTableReferencingServer) {
createTestServer1();
sql("CREATE FOREIGN TABLE test_table (c1 int) SERVER test_server_1 "
"WITH (file_path = 'example_1.csv');");
std::string error_message{
"Foreign server \"test_server_1\" is referenced by existing "
"foreign tables and cannot be dropped."};
queryAndAssertException("DROP SERVER test_server_1;", error_message);
}
TEST_F(DropForeignServerTest, FsiDisabled) {
g_enable_fsi = false;
queryAndAssertException("DROP SERVER test_server;", "Syntax error at: SERVER");
}
class ForeignServerPrivilegesDdlTest : public DBHandlerTestFixture {
protected:
static void SetUpTestSuite() {
createDBHandler();
switchToAdmin();
createTestUser();
}
static void TearDownTestSuite() { dropTestUser(); }
void SetUp() override {
g_enable_fsi = true;
DBHandlerTestFixture::SetUp();
loginAdmin();
dropServer();
}
void TearDown() override {
g_enable_fsi = true;
loginAdmin();
dropServer();
revokeTestUserServerPrivileges();
}
void revokeTestUserServerPrivileges() {
sql("REVOKE ALL ON DATABASE omnisci FROM test_user;");
sql("GRANT ACCESS ON DATABASE omnisci TO test_user;");
}
static void createTestUser() {
sql("CREATE USER test_user (password = 'test_pass');");
sql("GRANT ACCESS ON DATABASE omnisci TO test_user;");
}
static void dropTestUser() {
try {
sql("DROP USER test_user;");
} catch (const std::exception& e) {
// Swallow and log exceptions that may occur, since there is no "IF EXISTS"
// option.
LOG(WARNING) << e.what();
}
}
void createTestServer() {
sql("CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');");
}
void dropServer() { sql("DROP SERVER IF EXISTS test_server;"); }
void assertExpectedForeignServerCreatedByUser() {
auto& catalog = getCatalog();
auto foreign_server = catalog.getForeignServerFromStorage("test_server");
ASSERT_GT(foreign_server->id, 0);
ASSERT_EQ(foreign_server->user_id, getCurrentUser().userId);
ASSERT_EQ(getCurrentUser().userName, "test_user");
ASSERT_EQ(foreign_server->name, "test_server");
}
void assertNullForeignServer() {
auto& catalog = getCatalog();
auto foreign_server = catalog.getForeignServerFromStorage("test_server");
ASSERT_EQ(nullptr, foreign_server);
}
};
TEST_F(ForeignServerPrivilegesDdlTest, CreateServerWithoutPrivilege) {
login("test_user", "test_pass");
queryAndAssertException(
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');",
"Server test_server will not be created. "
"User has no create privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, CreateServerWithPrivilege) {
sql("GRANT CREATE SERVER ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
createTestServer();
assertExpectedForeignServerCreatedByUser();
}
TEST_F(ForeignServerPrivilegesDdlTest,
CreateServerWithPrivilegeThenDropWithoutDropPrivilege) {
sql("GRANT CREATE SERVER ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
createTestServer();
assertExpectedForeignServerCreatedByUser();
sql("DROP SERVER test_server;");
assertNullForeignServer();
}
TEST_F(ForeignServerPrivilegesDdlTest, DropServerWithoutPrivilege) {
createTestServer();
login("test_user", "test_pass");
queryAndAssertException("DROP SERVER test_server;",
"Server test_server will not be dropped. "
"User has no DROP SERVER privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, DropServerWithPrivilege) {
createTestServer();
sql("GRANT DROP SERVER ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
sql("DROP SERVER test_server;");
assertNullForeignServer();
}
TEST_F(ForeignServerPrivilegesDdlTest, DropServerWithSpecificPrivilege) {
createTestServer();
sql("GRANT DROP ON SERVER test_server TO test_user;");
login("test_user", "test_pass");
sql("DROP SERVER test_server;");
assertNullForeignServer();
}
TEST_F(ForeignServerPrivilegesDdlTest, AlterServerWithoutPrivilege) {
createTestServer();
login("test_user", "test_pass");
queryAndAssertException(
"ALTER SERVER test_server SET FOREIGN DATA WRAPPER OMNISCI_PARQUET;",
"Server test_server can not be altered. User has no ALTER SERVER "
"privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, AlterServerWithPrivilege) {
createTestServer();
sql("GRANT ALTER SERVER ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
sql("ALTER SERVER test_server SET FOREIGN DATA WRAPPER OMNISCI_PARQUET;");
auto foreign_server = getCatalog().getForeignServerFromStorage("test_server");
ASSERT_EQ(foreign_server->data_wrapper_type, "OMNISCI_PARQUET");
}
TEST_F(ForeignServerPrivilegesDdlTest, AlterServerWithSpecificPrivilege) {
createTestServer();
sql("GRANT ALTER ON SERVER test_server TO test_user;");
login("test_user", "test_pass");
sql("ALTER SERVER test_server SET FOREIGN DATA WRAPPER OMNISCI_PARQUET;");
auto foreign_server = getCatalog().getForeignServerFromStorage("test_server");
ASSERT_EQ(foreign_server->data_wrapper_type, "OMNISCI_PARQUET");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantRevokeAlterServerWithPrivilege) {
createTestServer();
sql("GRANT ALTER SERVER ON DATABASE omnisci TO test_user;");
sql("REVOKE ALTER SERVER ON DATABASE omnisci FROM test_user;");
login("test_user", "test_pass");
queryAndAssertException(
"ALTER SERVER test_server SET FOREIGN DATA WRAPPER OMNISCI_PARQUET;",
"Server test_server can not be altered. User has no ALTER SERVER "
"privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantRevokeAlterServerWithSpecificPrivilege) {
createTestServer();
sql("GRANT ALTER ON SERVER test_server TO test_user;");
sql("REVOKE ALTER ON SERVER test_server FROM test_user;");
login("test_user", "test_pass");
queryAndAssertException(
"ALTER SERVER test_server SET FOREIGN DATA WRAPPER OMNISCI_PARQUET;",
"Server test_server can not be altered. User has no ALTER SERVER "
"privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest,
DropServerWithSpecificPrivilegeRepeatedWithoutPrivilege) {
createTestServer();
sql("GRANT DROP ON SERVER test_server TO test_user;");
login("test_user", "test_pass");
sql("DROP SERVER test_server;");
assertNullForeignServer();
loginAdmin();
createTestServer();
login("test_user", "test_pass");
queryAndAssertException("DROP SERVER test_server;",
"Server test_server will not be dropped. "
"User has no DROP SERVER privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, CreateServerWithGrantThenRevokePrivilege) {
sql("GRANT CREATE SERVER ON DATABASE omnisci TO test_user;");
sql("REVOKE CREATE SERVER ON DATABASE omnisci FROM test_user;");
login("test_user", "test_pass");
queryAndAssertException(
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');",
"Server test_server will not be created. "
"User has no create privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, DropServerWithGrantThenRevokePrivilege) {
createTestServer();
sql("GRANT DROP SERVER ON DATABASE omnisci TO test_user;");
sql("REVOKE DROP SERVER ON DATABASE omnisci FROM test_user;");
login("test_user", "test_pass");
queryAndAssertException("DROP SERVER test_server;",
"Server test_server will not be dropped. "
"User has no DROP SERVER privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, DropServerWithGrantThenRevokeSpecificPrivilege) {
createTestServer();
sql("GRANT DROP ON SERVER test_server TO test_user;");
sql("REVOKE DROP ON SERVER test_server FROM test_user;");
login("test_user", "test_pass");
queryAndAssertException("DROP SERVER test_server;",
"Server test_server will not be dropped. "
"User has no DROP SERVER privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, RevokeNonExistentPrivilege) {
createTestServer();
queryAndAssertException("REVOKE DROP SERVER ON DATABASE omnisci FROM test_user;",
"Can not revoke privileges because"
" test_user has no privileges to omnisci");
}
TEST_F(ForeignServerPrivilegesDdlTest, RevokeNonExistentSpecificPrivilege) {
createTestServer();
queryAndAssertException("REVOKE DROP ON SERVER test_server FROM test_user;",
"Can not revoke privileges because test_user"
" has no privileges to test_server");
}
TEST_F(ForeignServerPrivilegesDdlTest, RevokeSpecificPrivilegeOnNonExistentServer) {
queryAndAssertException("REVOKE DROP ON SERVER test_server FROM test_user;",
"Failure generating DB object key. "
"Server test_server does not exist.");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantPrivilegeOnNonExistentDatabase) {
queryAndAssertException("GRANT CREATE SERVER ON DATABASE nonexistent_db TO test_user;",
"Failure generating DB object key."
" Database nonexistent_db does not exist.");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantPrivilegeFsiDisabled) {
g_enable_fsi = false;
queryAndAssertException("GRANT CREATE SERVER ON DATABASE omnisci TO test_user;",
"GRANT failed. SERVER object unrecognized.");
}
TEST_F(ForeignServerPrivilegesDdlTest, RevokePrivilegeFsiDisabled) {
g_enable_fsi = false;
queryAndAssertException("REVOKE CREATE SERVER ON DATABASE omnisci FROM test_user;",
"REVOKE failed. SERVER object unrecognized.");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantSpecificPrivilegeFsiDisabled) {
createTestServer();
g_enable_fsi = false;
queryAndAssertException("GRANT DROP ON SERVER test_server TO test_user;",
"GRANT failed. SERVER object unrecognized.");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantAllCreateServerDropServer) {
sql("GRANT ALL ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
createTestServer();
assertExpectedForeignServerCreatedByUser();
sql("DROP SERVER test_server;");
assertNullForeignServer();
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantAllDropServer) {
createTestServer();
sql("GRANT ALL ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
sql("DROP SERVER test_server;");
assertNullForeignServer();
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantAllRevokeCreateServerCreateServer) {
sql("GRANT ALL ON DATABASE omnisci TO test_user;");
sql("REVOKE CREATE SERVER ON DATABASE omnisci FROM test_user;");
login("test_user", "test_pass");
queryAndAssertException(
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');",
"Server test_server will not be created. "
"User has no create privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantCreateServerRevokeAllCreateServer) {
sql("GRANT CREATE SERVER ON DATABASE omnisci TO test_user;");
sql("REVOKE ALL ON DATABASE omnisci FROM test_user;");
// must still allow access for login:
sql("GRANT ACCESS ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
queryAndAssertException(
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');",
"Server test_server will not be created. "
"User has no create privileges.");
}
TEST_F(ForeignServerPrivilegesDdlTest, GrantDropServerRevokeAllDropServer) {
createTestServer();
sql("GRANT DROP SERVER ON DATABASE omnisci TO test_user;");
sql("REVOKE ALL ON DATABASE omnisci FROM test_user;");
// must still allow access for login:
sql("GRANT ACCESS ON DATABASE omnisci TO test_user;");
login("test_user", "test_pass");
queryAndAssertException("DROP SERVER test_server;",
"Server test_server will not be dropped. "
"User has no DROP SERVER privileges.");
}
class ShowForeignServerTest : public DBHandlerTestFixture {
protected:
void SetUp() override {
g_enable_fsi = true;
DBHandlerTestFixture::SetUp();
// Check defeault server exist
{
auto foreign_server = getCatalog().getForeignServer("omnisci_local_csv");
ASSERT_NE(foreign_server, nullptr);
ASSERT_GT(foreign_server->id, 0);
}
{
auto foreign_server = getCatalog().getForeignServer("omnisci_local_parquet");
ASSERT_NE(foreign_server, nullptr);
ASSERT_GT(foreign_server->id, 0);
}
}
enum ColumnIndex { SERVER_NAME, DATA_WRAPPER, CREATED_AT, OPTIONS, NUM_FIELDS };
void assertExpectedFormat(const TQueryResult& result) {
ASSERT_EQ(result.row_set.is_columnar, true);
ASSERT_EQ(result.row_set.columns.size(), size_t(NUM_FIELDS));
ASSERT_EQ(result.row_set.row_desc[SERVER_NAME].col_type.type, TDatumType::STR);
ASSERT_EQ(result.row_set.row_desc[SERVER_NAME].col_name, "server_name");
ASSERT_EQ(result.row_set.row_desc[DATA_WRAPPER].col_type.type, TDatumType::STR);
ASSERT_EQ(result.row_set.row_desc[DATA_WRAPPER].col_name, "data_wrapper");
ASSERT_EQ(result.row_set.row_desc[CREATED_AT].col_type.type, TDatumType::TIMESTAMP);
ASSERT_EQ(result.row_set.row_desc[CREATED_AT].col_name, "created_at");
ASSERT_EQ(result.row_set.row_desc[OPTIONS].col_type.type, TDatumType::STR);
ASSERT_EQ(result.row_set.row_desc[OPTIONS].col_name, "options");
}
// Allow times within a one second window for rounding
static const int TIME_EPSILON = 1.0;
bool isDateTimeAfterTimeStamp(std::time_t datetime, std::time_t reference) {
return std::difftime(datetime, reference) >= -TIME_EPSILON;
}
bool isDateTimeInPast(std::time_t datetime) {
std::time_t current_time = std::time(nullptr);
return std::difftime(datetime, current_time) <= TIME_EPSILON;
}
void assertServerResultFound(const TQueryResult& result,
const std::string& name,
const std::string& wrapper,
const std::string& options) {
int num_matches = 0;
for (size_t index = 0;
index < result.row_set.columns[SERVER_NAME].data.str_col.size();
++index) {
if (result.row_set.columns[SERVER_NAME].data.str_col[index] == name &&
result.row_set.columns[DATA_WRAPPER].data.str_col[index] == wrapper &&
result.row_set.columns[OPTIONS].data.str_col[index] == options) {
num_matches++;
ASSERT_GT(result.row_set.columns[CREATED_AT].data.int_col[index], 0);
ASSERT_TRUE(
isDateTimeInPast(result.row_set.columns[CREATED_AT].data.int_col[index]));
}
}
ASSERT_EQ(num_matches, 1);
}
void assertServerLocalCSVFound(const TQueryResult& result) {
assertServerResultFound(
result, "omnisci_local_csv", "OMNISCI_CSV", "{\"STORAGE_TYPE\":\"LOCAL_FILE\"}");
}
void assertServerLocalParquetFound(const TQueryResult& result) {
assertServerResultFound(result,
"omnisci_local_parquet",
"OMNISCI_PARQUET",
"{\"STORAGE_TYPE\":\"LOCAL_FILE\"}");
}
void assertNumResults(const TQueryResult& result, size_t num_results) {
ASSERT_EQ(result.row_set.columns[SERVER_NAME].data.str_col.size(), num_results);
ASSERT_EQ(result.row_set.columns[DATA_WRAPPER].data.str_col.size(), num_results);
ASSERT_EQ(result.row_set.columns[CREATED_AT].data.int_col.size(), num_results);
ASSERT_EQ(result.row_set.columns[OPTIONS].data.str_col.size(), num_results);
}
};
TEST_F(ShowForeignServerTest, SHOWALL_DEFAULT) {
TQueryResult result;
std::string query{"SHOW SERVERS;"};
sql(result, query);
assertExpectedFormat(result);
// Two default servers
assertNumResults(result, 2);
assertServerLocalCSVFound(result);
assertServerLocalParquetFound(result);
}
TEST_F(ShowForeignServerTest, SHOW_WHERE_EQ) {
TQueryResult result;
std::string query{"SHOW SERVERS WHERE server_name = 'omnisci_local_csv';"};
sql(result, query);
assertExpectedFormat(result);
assertNumResults(result, 1);
assertServerLocalCSVFound(result);
}
TEST_F(ShowForeignServerTest, SHOW_WHERE_LIKE) {
TQueryResult result;
std::string query{"SHOW SERVERS WHERE server_name LIKE '%_parquet';"};
sql(result, query);
assertExpectedFormat(result);
assertNumResults(result, 1);
assertServerLocalParquetFound(result);
}
TEST_F(ShowForeignServerTest, SHOW_WHERE_LIKE_OR_EQ) {
TQueryResult result;
std::string query{
"SHOW SERVERS WHERE server_name LIKE '%_csv' OR server_name = "
"'omnisci_local_parquet';"};
sql(result, query);
assertExpectedFormat(result);
assertNumResults(result, 2);
assertServerLocalCSVFound(result);
assertServerLocalParquetFound(result);
}
TEST_F(ShowForeignServerTest, SHOW_WHERE_LIKE_AND_EQ) {
TQueryResult result;
std::string query{
"SHOW SERVERS WHERE server_name LIKE '%_csv' AND data_wrapper = 'OMNISCI_CSV';"};
sql(result, query);
assertExpectedFormat(result);
assertNumResults(result, 1);
assertServerLocalCSVFound(result);
}
TEST_F(ShowForeignServerTest, SHOW_WHERE_LIKE_OR_LIKE_AND_LIKE) {
TQueryResult result;
std::string query{
"SHOW SERVERS WHERE server_name LIKE '%_csv' OR data_wrapper = 'OMNISCI_PARQUET' "
"AND options LIKE '%STORAGE_TYPE%';"};
sql(result, query);
assertExpectedFormat(result);
assertNumResults(result, 2);
assertServerLocalCSVFound(result);
assertServerLocalParquetFound(result);
}
TEST_F(ShowForeignServerTest, SHOW_WHERE_LIKE_EMPTY) {
TQueryResult result;
std::string query{"SHOW SERVERS WHERE server_name LIKE 'unknown%';"};
sql(result, query);
assertNumResults(result, 0);
}
TEST_F(ShowForeignServerTest, SHOW_WHERE_EQ_EMPTY) {
TQueryResult result;
std::string query{"SHOW SERVERS WHERE data_wrapper = 'unknown';"};
sql(result, query);
assertNumResults(result, 0);
}
TEST_F(ShowForeignServerTest, SHOW_TIMESTAMP_LIKE) {
// check that like operator with timestamp will error out
queryAndAssertException("SHOW SERVERS WHERE created_at LIKE 'test';",
"LIKE operator is incompatible with TIMESTAMP data");
}
TEST_F(ShowForeignServerTest, SHOW_TIMESTAMP_EQ) {
// check that = operator with timestamp works
// create new server as default ones may have the same date
std::time_t current_time = std::time(nullptr);
{
TQueryResult result;
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(storage_type = 'LOCAL_FILE', base_path = '/test_path/');"};
sql(result, query);
}
std::string options_json =
"{\"BASE_PATH\":\"/test_path/\",\"STORAGE_TYPE\":\"LOCAL_FILE\"}";
time_t created_at;
{
TQueryResult result;
std::string query{"SHOW SERVERS;"};
sql(result, query);
assertNumResults(result, 3);
created_at = result.row_set.columns[CREATED_AT].data.int_col[2];
}
{
TQueryResult result;
std::tm* ptm = std::gmtime(&created_at);
char buffer[256];
std::strftime(
buffer, 256, "SHOW SERVERS WHERE created_at = '%Y-%m-%d %H:%M:%S';", ptm);
sql(result, buffer);
// Result must return the test_server, but may include the default servers, if the
// previous tests run in under 1s
size_t num_results = result.row_set.columns[CREATED_AT].data.int_col.size();
ASSERT_GT(num_results, size_t(0));
ASSERT_LT(num_results, size_t(4));
assertServerResultFound(result, "test_server", "OMNISCI_CSV", options_json);
for (const auto& timestamp : result.row_set.columns[CREATED_AT].data.int_col) {
// Check all returned values
ASSERT_TRUE(isDateTimeAfterTimeStamp(timestamp, current_time));
}
}
{
TQueryResult result;
std::string query{"DROP SERVER test_server;"};
sql(result, query);
}
}
TEST_F(ShowForeignServerTest, SHOW_ADD_DROP) {
// check that server is added to resultset when created and removed when dropped
std::time_t current_time = std::time(nullptr);
{
TQueryResult result;
std::string query{
"CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv WITH "
"(storage_type = 'LOCAL_FILE', base_path = '/test_path/');"};
sql(result, query);
}
std::string options_json =
"{\"BASE_PATH\":\"/test_path/\",\"STORAGE_TYPE\":\"LOCAL_FILE\"}";
{
TQueryResult result;
std::string query{"SHOW SERVERS;"};
sql(result, query);
assertNumResults(result, 3);
assertServerLocalCSVFound(result);
assertServerLocalParquetFound(result);
assertServerResultFound(result, "test_server", "OMNISCI_CSV", options_json);
}
{
TQueryResult result;
std::string query{"SHOW SERVERS WHERE server_name = 'test_server';"};
sql(result, query);
assertNumResults(result, 1);
assertServerResultFound(result, "test_server", "OMNISCI_CSV", options_json);
}
{
TQueryResult result;
std::string query{"SHOW SERVERS WHERE options LIKE '%test_path%';"};
sql(result, query);
assertNumResults(result, 1);
assertServerResultFound(result, "test_server", "OMNISCI_CSV", options_json);
ASSERT_TRUE(isDateTimeAfterTimeStamp(
result.row_set.columns[CREATED_AT].data.int_col[0], current_time));
}
{
TQueryResult result;
std::string query{"DROP SERVER test_server;"};
sql(result, query);
}
{
TQueryResult result;
std::string query{"SHOW SERVERS;"};
sql(result, query);
assertExpectedFormat(result);
// Two default servers
assertNumResults(result, 2);
assertServerLocalCSVFound(result);
assertServerLocalParquetFound(result);
}
}
TEST_F(ShowForeignServerTest, SHOW_PRIVILEGE) {
// check that servers are only shown to users with correct privilege
sql("CREATE USER test (password = 'HyperInterative', is_super = 'false', "
"default_db='omnisci');");
sql("GRANT ACCESS ON DATABASE omnisci TO test;");
TSessionId test_session_id;
login("test", "HyperInteractive", "omnisci", test_session_id);
{
TQueryResult result;
sql(result, "SHOW SERVERS;", test_session_id);
assertNumResults(result, 0);
}
sql("GRANT ALL ON DATABASE omnisci TO test;");
{
TQueryResult result;
sql(result, "SHOW SERVERS;", test_session_id);
// Two default servers
assertNumResults(result, 2);
assertServerLocalCSVFound(result);
assertServerLocalParquetFound(result);
}
logout(test_session_id);
sql("DROP USER test;");
}
TEST_F(ShowForeignServerTest, BadTimestamp) {
std::string query{"SHOW SERVERS WHERE created_at = 'test';"};
queryAndAssertException(query, "Invalid TIMESTAMP string (test)");
}
TEST_F(ShowForeignServerTest, BadQuery) {
std::string query{"SHOW SERVERS WHERE server_name 'x' ;"};
queryAndAssertException(query,
"SQL Error: Encountered \"\\'x\\'\" at line 1, column 32.\nWas "
"expecting one of:\n"
" \"LIKE\" ...\n \"=\" ...\n \".\" ...\n ");
}
TEST_F(ShowForeignServerTest, BadAttribute) {
std::string query{"SHOW SERVERS WHERE invalid_param = 'x';"};
queryAndAssertException(query, "Attribute with name \"invalid_param\" does not exist.");
}
TEST_F(ShowForeignServerTest, FsiDisabled) {
g_enable_fsi = false;
std::string query{"SHOW SERVERS;"};
queryAndAssertException(query, "Unsupported command: SHOW FOREIGN SERVERS");
g_enable_fsi = true;
}
class AlterForeignServerTest : public DBHandlerTestFixture {
protected:
static void SetUpTestSuite() {
createDBHandler();
switchToAdmin();
createTestUser();
setTestUserId();
}
static void TearDownTestSuite() { dropTestUser(); }
static int32_t test_user_id;
void SetUp() override {
g_enable_fsi = true;
DBHandlerTestFixture::SetUp();
loginAdmin();
dropServers();
}
void TearDown() override {
g_enable_fsi = true;
loginAdmin();
dropServers();
}
static void createTestUser() {
sql("CREATE USER test_user (password = 'test_pass');");
sql("GRANT ACCESS ON DATABASE omnisci TO test_user;");
sql("GRANT CREATE SERVER ON DATABASE omnisci TO test_user;");
}
static void dropTestUser() {
try {
sql("DROP USER test_user;");
} catch (const std::exception& e) {
// Swallow and log exceptions that may occur, since there is no "IF EXISTS"
// option.
LOG(WARNING) << e.what();
}
}
void createTestServer() {
sql("CREATE SERVER test_server FOREIGN DATA WRAPPER omnisci_csv "
"WITH (storage_type = 'LOCAL_FILE', base_path = '/test_path/');");
}
void dropServers() {
sql("DROP SERVER IF EXISTS test_server;");
sql("DROP SERVER IF EXISTS renamed_server;");
}
const std::map<std::string, std::string, std::less<>> DEFAULT_OPTIONS{
{"base_path", "/test_path/"},
{"storage_type", "LOCAL_FILE"},
};
foreign_storage::ForeignServer createExpectedForeignServer(
const std::string& server_name,
const std::string& data_wrapper,
const std::map<std::string, std::string, std::less<>>& options,
const int owner_user_id = OMNISCI_ROOT_USER_ID) {
foreign_storage::OptionsContainer options_container(
foreign_storage::OptionsContainer(options).getOptionsAsJsonString());
foreign_storage::ForeignServer foreign_server{
server_name, to_upper(data_wrapper), options_container.options, owner_user_id};
return foreign_server;
}
void assertExpectedForeignServer(
const foreign_storage::ForeignServer& expected_foreign_server) {
auto& catalog = getCatalog();
assertForeignServersEqual(catalog.getForeignServer(expected_foreign_server.name),
expected_foreign_server);
assertForeignServersEqual(
catalog.getForeignServerFromStorage(expected_foreign_server.name).get(),
expected_foreign_server);
}
void assertNullForeignServer(const std::string& server_name) {
auto& catalog = getCatalog();
const auto inmemory_foreign_server = catalog.getForeignServer(server_name);
ASSERT_EQ(nullptr, inmemory_foreign_server);
const auto foreign_server = catalog.getForeignServerFromStorage(server_name);
ASSERT_EQ(nullptr, foreign_server);
}
void assertNullForeignServer() { assertNullForeignServer("test_server"); }
private:
static void setTestUserId() {
login("test_user", "test_pass");
Catalog_Namespace::UserMetadata test_user;
test_user_id = Catalog_Namespace::SysCatalog::instance().getMetadataForUser(
"test_user", test_user);
loginAdmin();
}
void assertForeignServersEqual(
const foreign_storage::ForeignServer* foreign_server,
const foreign_storage::ForeignServer& expected_foreign_server) {
ASSERT_GT(foreign_server->id, 0);
ASSERT_EQ(foreign_server->name, expected_foreign_server.name);
ASSERT_EQ(foreign_server->data_wrapper_type,
expected_foreign_server.data_wrapper_type);