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#!/usr/bin/env python
"""
Command line utility for executing MongoDB tests of all kinds.
"""
from __future__ import absolute_import
import json
import os.path
import random
import signal
import sys
import time
import traceback
# Get relative imports to work when the package is not installed on the PYTHONPATH.
if __name__ == "__main__" and __package__ is None:
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from buildscripts import resmokelib
def _execute_suite(suite, logging_config):
"""
Executes each test group of 'suite', failing fast if requested.
Returns true if the execution of the suite was interrupted by the
user, and false otherwise.
"""
logger = resmokelib.logging.loggers.EXECUTOR
for group in suite.test_groups:
if resmokelib.config.SHUFFLE:
logger.info("Shuffling order of tests for %ss in suite %s. The seed is %d.",
group.test_kind, suite.get_name(), resmokelib.config.RANDOM_SEED)
random.seed(resmokelib.config.RANDOM_SEED)
random.shuffle(group.tests)
if resmokelib.config.DRY_RUN == "tests":
sb = []
sb.append("Tests that would be run for %ss in suite %s:"
% (group.test_kind, suite.get_name()))
if len(group.tests) > 0:
for test in group.tests:
sb.append(test)
else:
sb.append("(no tests)")
logger.info("\n".join(sb))
# Set a successful return code on the test group because we want to output the tests
# that would get run by any other suites the user specified.
group.return_code = 0
continue
if len(group.tests) == 0:
logger.info("Skipping %ss, no tests to run", group.test_kind)
continue
group_config = suite.get_executor_config().get(group.test_kind, {})
executor = resmokelib.testing.executor.TestGroupExecutor(logger,
group,
logging_config,
**group_config)
try:
executor.run()
if resmokelib.config.FAIL_FAST and group.return_code != 0:
suite.return_code = group.return_code
return False
except resmokelib.errors.UserInterrupt:
suite.return_code = 130 # Simulate SIGINT as exit code.
return True
except:
logger.exception("Encountered an error when running %ss of suite %s.",
group.test_kind, suite.get_name())
suite.return_code = 2
return False
def _log_summary(logger, suites, time_taken):
if len(suites) > 1:
sb = []
sb.append("Summary of all suites: %d suites ran in %0.2f seconds"
% (len(suites), time_taken))
for suite in suites:
suite_sb = []
suite.summarize(suite_sb)
sb.append(" %s: %s" % (suite.get_name(), "\n ".join(suite_sb)))
logger.info("=" * 80)
logger.info("\n".join(sb))
def _summarize_suite(suite):
sb = []
suite.summarize(sb)
return "\n".join(sb)
def _dump_suite_config(suite, logging_config):
"""
Returns a string that represents the YAML configuration of a suite.
TODO: include the "options" key in the result
"""
sb = []
sb.append("YAML configuration of suite %s" % (suite.get_name()))
sb.append(resmokelib.utils.dump_yaml({"selector": suite.get_selector_config()}))
sb.append("")
sb.append(resmokelib.utils.dump_yaml({"executor": suite.get_executor_config()}))
sb.append("")
sb.append(resmokelib.utils.dump_yaml({"logging": logging_config}))
return "\n".join(sb)
def _write_report_file(suites, pathname):
"""
Writes the report.json file if requested.
"""
reports = []
for suite in suites:
for group in suite.test_groups:
reports.extend(group.get_reports())
combined_report_dict = resmokelib.testing.report.TestReport.combine(*reports).as_dict()
with open(pathname, "w") as fp:
json.dump(combined_report_dict, fp)
def main():
start_time = time.time()
values, args = resmokelib.parser.parse_command_line()
logging_config = resmokelib.parser.get_logging_config(values)
resmokelib.logging.config.apply_config(logging_config)
resmokelib.logging.flush.start_thread()
resmokelib.parser.update_config_vars(values)
exec_logger = resmokelib.logging.loggers.EXECUTOR
resmoke_logger = resmokelib.logging.loggers.new_logger("resmoke", parent=exec_logger)
if values.list_suites:
suite_names = resmokelib.parser.get_named_suites()
resmoke_logger.info("Suites available to execute:\n%s", "\n".join(suite_names))
sys.exit(0)
interrupted = False
suites = resmokelib.parser.get_suites(values, args)
try:
for suite in suites:
resmoke_logger.info(_dump_suite_config(suite, logging_config))
suite.record_start()
interrupted = _execute_suite(suite, logging_config)
suite.record_end()
resmoke_logger.info("=" * 80)
resmoke_logger.info("Summary of %s suite: %s",
suite.get_name(), _summarize_suite(suite))
if interrupted or (resmokelib.config.FAIL_FAST and suite.return_code != 0):
time_taken = time.time() - start_time
_log_summary(resmoke_logger, suites, time_taken)
sys.exit(suite.return_code)
time_taken = time.time() - start_time
_log_summary(resmoke_logger, suites, time_taken)
# Exit with a nonzero code if any of the suites failed.
exit_code = max(suite.return_code for suite in suites)
sys.exit(exit_code)
finally:
if not interrupted:
resmokelib.logging.flush.stop_thread()
if resmokelib.config.REPORT_FILE is not None:
_write_report_file(suites, resmokelib.config.REPORT_FILE)
if __name__ == "__main__":
def _dump_stacks(signum, frame):
"""
Signal handler that will dump the stacks of all threads.
"""
header_msg = "Dumping stacks due to SIGUSR1 signal"
sb = []
sb.append("=" * len(header_msg))
sb.append(header_msg)
sb.append("=" * len(header_msg))
frames = sys._current_frames()
sb.append("Total threads: %d" % (len(frames)))
sb.append("")
for thread_id in frames:
stack = frames[thread_id]
sb.append("Thread %d:" % (thread_id))
sb.append("".join(traceback.format_stack(stack)))
sb.append("=" * len(header_msg))
print "\n".join(sb)
try:
signal.signal(signal.SIGUSR1, _dump_stacks)
except AttributeError:
print "Cannot catch signals on Windows"
main()
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