mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-31 21:14:37 +00:00
116 lines
4.5 KiB
Python
116 lines
4.5 KiB
Python
from __future__ import print_function, unicode_literals
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import re
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import socket
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import subprocess
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import time
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from threading import Event, Thread
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import netifaces
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import ttfw_idf
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def run_server(server_stop, port, server_ip, client_ip):
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print('Starting PPP server on port: {}'.format(port))
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try:
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arg_list = ['pppd', port, '115200', '{}:{}'.format(server_ip, client_ip), 'modem', 'local', 'noauth', 'debug', 'nocrtscts', 'nodetach', '+ipv6']
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p = subprocess.Popen(arg_list, stdout=subprocess.PIPE, bufsize=1)
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while not server_stop.is_set():
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if p.poll() is not None:
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raise ValueError('ENV_TEST_FAILURE: PPP terminated unexpectedly with {}'.format(p.poll()))
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line = p.stdout.readline()
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if line:
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print('[PPPD:]{}'.format(line.rstrip()))
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time.sleep(0.1)
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except Exception as e:
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print(e)
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raise ValueError('ENV_TEST_FAILURE: Error running PPP server')
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finally:
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p.terminate()
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print('PPP server stopped')
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@ttfw_idf.idf_custom_test(env_tag='Example_PPP', group='test-apps')
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def test_examples_protocol_pppos_connect(env, extra_data):
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"""
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steps:
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1. starts PPP server
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2. get DUT as PPP client to connect to the server
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3. check TCP client-server connection between client-server
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"""
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dut1 = env.get_dut('pppos_connect_test', 'tools/test_apps/protocols/pppos', dut_class=ttfw_idf.ESP32DUT)
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# Look for test case symbolic names
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try:
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server_ip = dut1.app.get_sdkconfig()['CONFIG_TEST_APP_PPP_SERVER_IP'].replace('"','')
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client_ip = dut1.app.get_sdkconfig()['CONFIG_TEST_APP_PPP_CLIENT_IP'].replace('"','')
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port_nr = dut1.app.get_sdkconfig()['CONFIG_TEST_APP_TCP_PORT']
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except Exception:
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print('ENV_TEST_FAILURE: Some mandatory configuration not found in sdkconfig')
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raise
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print('Starting the test on {}'.format(dut1))
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dut1.start_app()
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# the PPP test env uses two ttyUSB's: one for ESP32 board, another one for ppp server
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# use the other port for PPP server than the DUT/ESP
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port = '/dev/ttyUSB0' if dut1.port == '/dev/ttyUSB1' else '/dev/ttyUSB1'
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# Start the PPP server
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server_stop = Event()
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t = Thread(target=run_server, args=(server_stop, port, server_ip, client_ip))
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t.start()
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try:
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ppp_server_timeout = time.time() + 30
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while 'ppp0' not in netifaces.interfaces():
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print("PPP server haven't yet setup its netif, list of active netifs:{}".format(netifaces.interfaces()))
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time.sleep(0.5)
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if time.time() > ppp_server_timeout:
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raise ValueError('ENV_TEST_FAILURE: PPP server failed to setup ppp0 interface within timeout')
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ip6_addr = dut1.expect(re.compile(r'Got IPv6 address (\w{4}\:\w{4}\:\w{4}\:\w{4}\:\w{4}\:\w{4}\:\w{4}\:\w{4})'), timeout=30)[0]
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print('IPv6 address of ESP: {}'.format(ip6_addr))
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dut1.expect(re.compile(r'Socket listening'))
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print('Starting the IPv6 test...')
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# Connect to TCP server on ESP using IPv6 address
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for res in socket.getaddrinfo(ip6_addr + '%ppp0', int(port_nr), socket.AF_INET6,
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socket.SOCK_STREAM, socket.SOL_TCP):
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af, socktype, proto, canonname, addr = res
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sock = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
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sock.connect(addr)
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sock.sendall(b'Espressif')
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sock.close()
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dut1.expect(re.compile(r'IPv6 test passed'))
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print('IPv6 test passed!')
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print('Starting the IPv4 test...')
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# Start the TCP server and wait for the ESP to connect with IPv4 address
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try:
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sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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sock.bind(('', int(port_nr)))
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sock.listen(1)
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conn, addr = sock.accept()
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except socket.error as msg:
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print('Socket error: ' + str(msg[0]) + ': ' + msg[1])
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raise
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timeout = time.time() + 60
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while time.time() < timeout:
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data = conn.recv(128)
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if not data:
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break
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data = data.decode()
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print('Received data: ' + data)
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if data.startswith('Espressif'):
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conn.send(data.encode())
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break
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conn.close()
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dut1.expect(re.compile(r'IPv4 test passed'))
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print('IPv4 test passed!')
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finally:
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server_stop.set()
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t.join()
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if __name__ == '__main__':
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test_examples_protocol_pppos_connect()
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