import sys
import os
+import select
import unittest
import argparse
import importlib
+from multiprocessing import Process, Pipe
from framework import VppTestRunner
+from debug import spawn_gdb
+from log import global_logger
def add_from_dir(suite, directory):
if method.startswith("test_"):
suite.addTest(cls(method))
+
+def test_runner_wrapper(suite, keep_alive_pipe, result_pipe):
+ result = not VppTestRunner(
+ pipe=keep_alive_pipe,
+ verbosity=verbose,
+ failfast=failfast).run(suite).wasSuccessful()
+ result_pipe.send(result)
+ result_pipe.close()
+ keep_alive_pipe.close()
+
+
+def run_forked(suite):
+ keep_alive_parent_end, keep_alive_child_end = Pipe(duplex=False)
+ result_parent_end, result_child_end = Pipe(duplex=False)
+
+ child = Process(target=test_runner_wrapper,
+ args=(suite, keep_alive_child_end, result_child_end))
+ child.start()
+ last_test_temp_dir = None
+ last_test_vpp_binary = None
+ last_test = None
+ result = None
+ while result is None:
+ readable = select.select([keep_alive_parent_end.fileno(),
+ result_parent_end.fileno(),
+ ],
+ [], [], test_timeout)[0]
+ if result_parent_end.fileno() in readable:
+ result = result_parent_end.recv()
+ elif keep_alive_parent_end.fileno() in readable:
+ while keep_alive_parent_end.poll():
+ last_test, last_test_vpp_binary, last_test_temp_dir =\
+ keep_alive_parent_end.recv()
+ else:
+ global_logger.critical("Timeout while waiting for child test "
+ "runner process (last test running was "
+ "`%s' in `%s')!" %
+ (last_test, last_test_temp_dir))
+ if last_test_temp_dir and last_test_vpp_binary:
+ core_path = "%s/core" % last_test_temp_dir
+ if os.path.isfile(core_path):
+ global_logger.error("Core-file exists in test temporary "
+ "directory: %s!" % core_path)
+ if d and d.lower() == "core":
+ spawn_gdb(last_test_vpp_binary, core_path,
+ global_logger)
+ child.terminate()
+ result = -1
+ keep_alive_parent_end.close()
+ result_parent_end.close()
+ return result
+
+
if __name__ == '__main__':
+
try:
verbose = int(os.getenv("V", 0))
except:
verbose = 0
+ default_test_timeout = 600 # 10 minutes
+ try:
+ test_timeout = int(os.getenv("TIMEOUT", default_test_timeout))
+ except:
+ test_timeout = default_test_timeout
+
+ try:
+ debug = os.getenv("DEBUG")
+ except:
+ debug = None
+
parser = argparse.ArgumentParser(description="VPP unit tests")
parser.add_argument("-f", "--failfast", action='count',
help="fast failure flag")
suite = unittest.TestSuite()
for d in args.dir:
- print("Adding tests from directory tree %s" % d)
+ global_logger.info("Adding tests from directory tree %s" % d)
add_from_dir(suite, d)
- VppTestRunner(verbosity=verbose, failfast=failfast).run(suite)
+
+ if debug is None or debug.lower() not in ["gdb", "gdbserver"]:
+ sys.exit(run_forked(suite))
+
+ # don't fork if debugging..
+ sys.exit(not VppTestRunner(verbosity=verbose,
+ failfast=failfast).run(suite).wasSuccessful())