kopia lustrzana https://github.com/espressif/esp-idf
175 wiersze
8.0 KiB
Python
Executable File
175 wiersze
8.0 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
# Copyright 2018 Espressif Systems (Shanghai) PTE LTD
|
|
#
|
|
# 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.
|
|
|
|
from __future__ import print_function
|
|
from __future__ import unicode_literals
|
|
from builtins import object
|
|
from io import open
|
|
import os
|
|
import sys
|
|
import time
|
|
import subprocess
|
|
import socket
|
|
import pty
|
|
import filecmp
|
|
import threading
|
|
|
|
test_list = (
|
|
# Add new tests here. All files should be placed in IN_DIR. Columns are:
|
|
# Input file Filter string File with expected output
|
|
('in1.txt', '', 'in1f1.txt'),
|
|
('in1.txt', '*:V', 'in1f1.txt'),
|
|
('in1.txt', 'hello_world', 'in1f2.txt'),
|
|
('in1.txt', '*:N', 'in1f3.txt'),
|
|
('in2.txt', 'boot mdf_device_handle:I mesh:E vfs:I', 'in2f1.txt'),
|
|
('in2.txt', 'vfs', 'in2f2.txt'),
|
|
)
|
|
|
|
IN_DIR = 'tests/' # tests are in this directory
|
|
OUT_DIR = 'outputs/' # test results are written to this directory (kept only for debugging purposes)
|
|
ERR_OUT = OUT_DIR + 'monitor_error_output'
|
|
ELF_FILE = './dummy.elf' # ELF file used for starting the monitor
|
|
IDF_MONITOR = '{}/tools/idf_monitor.py'.format(os.getenv("IDF_PATH"))
|
|
|
|
# connection related to communicating with idf_monitor through sockets
|
|
HOST = 'localhost'
|
|
# blocking socket operations are used with timeout:
|
|
SOCKET_TIMEOUT = 30
|
|
# idf_monitor is killed if it doesn't respond:
|
|
MONITOR_TIMEOUT = 60
|
|
# the test is restarted after failure (idf_monitor has to be killed):
|
|
RETRIES_PER_TEST = 5
|
|
|
|
def monitor_timeout(process):
|
|
if process.poll() is None:
|
|
# idf_monitor is still running
|
|
try:
|
|
process.kill()
|
|
print('\tidf_monitor was killed because it did not finish in {} seconds.'.format(MONITOR_TIMEOUT))
|
|
except OSError as e:
|
|
if e.errno == errno.ESRCH:
|
|
# ignores a possible race condition which can occur when the process exits between poll() and kill()
|
|
pass
|
|
else:
|
|
raise
|
|
|
|
class TestRunner(object):
|
|
def __enter__(self):
|
|
self.serversocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
self.serversocket.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, 1)
|
|
self.serversocket.bind((HOST, 0))
|
|
self.port = self.serversocket.getsockname()[1]
|
|
self.serversocket.listen(5)
|
|
return self
|
|
|
|
def __exit__(self, type, value, traceback):
|
|
self.serversocket.shutdown(socket.SHUT_RDWR)
|
|
self.serversocket.close()
|
|
print('Socket was closed successfully')
|
|
|
|
def accept_connection(self):
|
|
""" returns a socket for sending the input for idf_monitor which must be closed before calling this again. """
|
|
(clientsocket, address) = self.serversocket.accept()
|
|
# exception will be thrown here if the idf_monitor didn't connect in time
|
|
clientsocket.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, 1)
|
|
return clientsocket
|
|
|
|
def test_iteration(runner, test, startup_timeout):
|
|
print('\nRunning test on {} with filter "{}" and expecting {}'.format(test[0], test[1], test[2]))
|
|
try:
|
|
with open(OUT_DIR + test[2], "w", encoding='utf-8') as o_f, open(ERR_OUT, "w", encoding='utf-8') as e_f:
|
|
monitor_cmd = [sys.executable,
|
|
IDF_MONITOR, '--port', 'socket://{}:{}'.format(HOST, runner.port), '--print_filter', test[1], ELF_FILE]
|
|
(master_fd, slave_fd) = pty.openpty()
|
|
print('\t', ' '.join(monitor_cmd), sep='')
|
|
print('\tstdout="{}" stderr="{}" stdin="{}"'.format(o_f.name, e_f.name, os.ttyname(slave_fd)))
|
|
start = time.time()
|
|
# the server socket is alive so idf_monitor can start now
|
|
proc = subprocess.Popen(monitor_cmd, stdin=slave_fd, stdout=o_f, stderr=e_f, close_fds=True, bufsize=-1)
|
|
# - idf_monitor's stdin needs to be connected to some pseudo-tty in docker image even when it is not
|
|
# used at all
|
|
# - setting bufsize is needed because the default value is different on Python 2 and 3
|
|
# - the default close_fds is also different on Python 2 and 3
|
|
monitor_watchdog = threading.Timer(MONITOR_TIMEOUT, monitor_timeout, [proc])
|
|
monitor_watchdog.start()
|
|
client = runner.accept_connection()
|
|
# The connection is ready but idf_monitor cannot yet receive data. This seems to happen on Ubuntu 16.04 LTS
|
|
# and is not related to the version of Python or pyserial. There seems to be no reliable way other than to
|
|
# do a sleep. The idf_monitor header in ERR_OUT could be checked on Python 2 but the file is not flushed
|
|
# on Python 3.
|
|
print('\tSleeping for {:.2f} seconds'.format(startup_timeout))
|
|
time.sleep(startup_timeout)
|
|
with open(IN_DIR + test[0], "r", encoding='utf-8') as f:
|
|
print('\tSending {} to the socket'.format(f.name))
|
|
for line in f:
|
|
client.sendall(line.encode())
|
|
idf_exit_sequence = b'\x1d\n'
|
|
print('\tSending <exit> to the socket')
|
|
client.sendall(idf_exit_sequence)
|
|
ret = proc.wait()
|
|
end = time.time()
|
|
print('\tidf_monitor exited after {:.2f} seconds'.format(end - start))
|
|
if ret < 0:
|
|
raise RuntimeError('idf_monitor was terminated by signal {}'.format(-ret))
|
|
# idf_monitor needs to end before the socket is closed in order to exit without an exception.
|
|
finally:
|
|
if monitor_watchdog:
|
|
monitor_watchdog.cancel()
|
|
os.close(slave_fd)
|
|
os.close(master_fd)
|
|
if client:
|
|
client.close()
|
|
print('\tThe client was closed successfully')
|
|
f1 = IN_DIR + test[2]
|
|
f2 = OUT_DIR + test[2]
|
|
print('\tdiff {} {}'.format(f1, f2))
|
|
if filecmp.cmp(f1, f2, shallow=False):
|
|
print('\tTest has passed')
|
|
else:
|
|
raise RuntimeError("The contents of the files are different. Please examine the artifacts.")
|
|
|
|
def main():
|
|
gstart = time.time()
|
|
if not os.path.exists(OUT_DIR):
|
|
os.mkdir(OUT_DIR)
|
|
|
|
socket.setdefaulttimeout(SOCKET_TIMEOUT)
|
|
|
|
for test in test_list:
|
|
startup_timeout = 1.0
|
|
for i in range(RETRIES_PER_TEST):
|
|
with TestRunner() as runner:
|
|
# Each test (and each retry) is run with a different port (and server socket). This is done for
|
|
# the CI run where retry with a different socket is necessary to pass the test. According to the
|
|
# experiments, retry with the same port (and server socket) is not sufficient.
|
|
try:
|
|
test_iteration(runner, test, startup_timeout)
|
|
# no more retries if test_iteration exited without an exception
|
|
break
|
|
except Exception as e:
|
|
if i < RETRIES_PER_TEST - 1:
|
|
print('Test has failed with exception:', e)
|
|
print('Another attempt will be made.')
|
|
startup_timeout += 0.5
|
|
else:
|
|
raise
|
|
|
|
gend = time.time()
|
|
print('Execution took {:.2f} seconds\n'.format(gend - gstart))
|
|
|
|
if __name__ == "__main__":
|
|
main()
|