Add ability to specify arguments to client in functional tests.

dbms/tests/clickhouse-test

@@ -45,11 +45,23 @@ def remove_control_characters(s):
     s = re.sub(r"[\x00-\x08\x0b\x0e-\x1f\x7f]", "", s)
     return s
 
-def run_single_test(args, ext, server_logs_level, case_file, stdout_file, stderr_file):
+
+def run_single_test(args, ext, server_logs_level, client_options, case_file, stdout_file, stderr_file):
+
+    params = {
+        'client': args.client_with_database,
+        'logs_level': server_logs_level,
+        'options': client_options,
+        'test': case_file,
+        'stdout': stdout_file,
+        'stderr': stderr_file,
+    }
+
     if ext == '.sql':
-        command = "{0} --send_logs_level={1} --testmode --multiquery < {2} > {3} 2> {4}".format(args.client_with_database, server_logs_level, case_file, stdout_file, stderr_file)
+        pattern = "{client} --send_logs_level={logs_level} --testmode --multiquery < {test} > {stdout} 2> {stderr}"
+        command = pattern.format(**params)
     else:
-        command = "{} > {} 2> {}".format(case_file, stdout_file, stderr_file)
+        command = "{test} > {stdout} 2> {stderr}".format(**params)
 
     proc = Popen(command, shell=True)
     start_time = datetime.now()
@@ -67,15 +79,18 @@ def run_single_test(args, ext, server_logs_level, case_file, stdout_file, stderr
 
     return proc, stdout, stderr
 
+
 def need_retry(stderr):
     return any(msg in stderr for msg in MESSAGES_TO_RETRY)
 
+
 def get_processlist(client_cmd):
     try:
         return subprocess.check_output("{} --query 'SHOW PROCESSLIST FORMAT Vertical'".format(client_cmd), shell=True)
     except:
         return "" #  server seems dead
 
+
 def get_stacktraces(server_pid):
     cmd = "gdb -q -ex 'set pagination off' -ex 'backtrace' -ex 'thread apply all backtrace' -ex 'detach' -ex 'quit' --pid {} 2>/dev/null".format(server_pid)
     try:
@@ -83,6 +98,7 @@ def get_stacktraces(server_pid):
     except Exception as ex:
         return "Error occured while receiving stack traces {}".format(str(ex))
 
+
 def get_server_pid(server_tcp_port):
     cmd = "lsof -i tcp:{port} | grep '*:{port}'".format(port=server_tcp_port)
     try:
@@ -95,12 +111,14 @@ def get_server_pid(server_tcp_port):
     except Exception as ex:
         return None
 
+
 def colored(text, args, color=None, on_color=None, attrs=None):
        if termcolor and (sys.stdout.isatty() or args.force_color):
            return termcolor.colored(text, color, on_color, attrs)
        else:
            return text
 
+
 SERVER_DIED = False
 exit_code = 0
 
@@ -125,6 +143,8 @@ def run_tests_array(all_tests_with_params):
     failures = 0
     failures_chain = 0
 
+    client_options = get_additional_client_options(args)
+
     if len(all_tests):
         print("\nRunning {} {} tests.".format(len(all_tests), suite) + "\n")
 
@@ -170,7 +190,7 @@ def run_tests_array(all_tests_with_params):
                     stdout_file = os.path.join(suite_tmp_dir, name) + '.stdout'
                     stderr_file = os.path.join(suite_tmp_dir, name) + '.stderr'
 
-                    proc, stdout, stderr = run_single_test(args, ext, server_logs_level, case_file, stdout_file, stderr_file)
+                    proc, stdout, stderr = run_single_test(args, ext, server_logs_level, client_options, case_file, stdout_file, stderr_file)
                     if proc.returncode is None:
                         try:
                             proc.kill()
@@ -183,7 +203,7 @@ def run_tests_array(all_tests_with_params):
                     else:
                         counter = 1
                         while proc.returncode != 0 and need_retry(stderr):
-                            proc, stdout, stderr = run_single_test(args, ext, server_logs_level, case_file, stdout_file, stderr_file)
+                            proc, stdout, stderr = run_single_test(args, ext, server_logs_level, client_options, case_file, stdout_file, stderr_file)
                             sleep(2**counter)
                             counter += 1
                             if counter > 6:
@@ -245,8 +265,10 @@ def run_tests_array(all_tests_with_params):
     else:
         print(colored("\n{passed_total} tests passed. {skipped_total} tests skipped.".format(passed_total = passed_total, skipped_total = skipped_total), args, "green", attrs=["bold"]))
 
+
 server_logs_level = "warning"
 
+
 def main(args):
     global SERVER_DIED
     global exit_code
@@ -435,6 +457,10 @@ def find_binary(name):
     return False
 
 
+def get_additional_client_options(args):
+    return ' '.join('--' + option for option in args.client_option)
+
+
 if __name__ == '__main__':
     parser=ArgumentParser(description='ClickHouse functional tests')
     parser.add_argument('-q', '--queries', help='Path to queries dir')
@@ -468,6 +494,7 @@ if __name__ == '__main__':
     group=parser.add_mutually_exclusive_group(required=False)
     group.add_argument('--shard', action='store_true', default=None, dest='shard', help='Run sharding related tests (required to clickhouse-server listen 127.0.0.2 127.0.0.3)')
     group.add_argument('--no-shard', action='store_false', default=None, dest='shard', help='Do not run shard related tests')
+    group.add_argument('--client-option', nargs='+', help='Specify additional client argument')
 
     args = parser.parse_args()
 
@@ -504,6 +531,9 @@ if __name__ == '__main__':
         if os.getenv("CLICKHOUSE_DATABASE"):
             args.client += ' --database=' + os.getenv("CLICKHOUSE_DATABASE")
 
+    if args.client_option:
+        os.environ['CLICKHOUSE_CLIENT_OPT'] += ' ' + get_additional_client_options(args)
+
     args.client_with_database = args.client
     if not args.database:
         def random_str(length=6):