mirror of
https://github.com/espressif/esp-protocols.git
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8d08e5ed95
Test services may cause confussion (and did cause some GitHub/forum issues). This update runs test services only when example executed in ci. Also host name is a simple config entry if executed outside of ci. * Original commit: espressif/esp-idf@74cc7a065f
126 lines
4.4 KiB
Python
126 lines
4.4 KiB
Python
import re
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import os
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import sys
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import socket
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import time
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import struct
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import dpkt
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import dpkt.dns
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from threading import Thread
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# this is a test case write with tiny-test-fw.
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# to run test cases outside tiny-test-fw,
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# we need to set environment variable `TEST_FW_PATH`,
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# then get and insert `TEST_FW_PATH` to sys path before import FW module
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try:
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import IDF
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except ImportError:
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test_fw_path = os.getenv("TEST_FW_PATH")
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if test_fw_path and test_fw_path not in sys.path:
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sys.path.insert(0, test_fw_path)
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import IDF
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import DUT
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g_run_server = True
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g_done = False
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def mdns_server(esp_host):
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global g_done
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UDP_IP = "0.0.0.0"
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UDP_PORT = 5353
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MCAST_GRP = '224.0.0.251'
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
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sock.bind((UDP_IP,UDP_PORT))
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mreq = struct.pack("4sl", socket.inet_aton(MCAST_GRP), socket.INADDR_ANY)
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sock.setsockopt(socket.IPPROTO_IP, socket.IP_ADD_MEMBERSHIP, mreq)
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dns = dpkt.dns.DNS(b'\x00\x00\x01\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x01')
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sock.settimeout(30)
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resp_dns = dpkt.dns.DNS(b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
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resp_dns.op = dpkt.dns.DNS_QR | dpkt.dns.DNS_AA
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resp_dns.rcode = dpkt.dns.DNS_RCODE_NOERR
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arr = dpkt.dns.DNS.RR()
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arr.cls = dpkt.dns.DNS_IN
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arr.type = dpkt.dns.DNS_A
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arr.name = u'tinytester.local'
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arr.ip = socket.inet_aton('127.0.0.1')
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resp_dns. an.append(arr)
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sock.sendto(resp_dns.pack(),(MCAST_GRP,UDP_PORT))
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while g_run_server:
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try:
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m = sock.recvfrom(1024)
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dns = dpkt.dns.DNS(m[0])
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if len(dns.qd) > 0 and dns.qd[0].type == dpkt.dns.DNS_A:
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if dns.qd[0].name == u'tinytester.local':
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print(dns.__repr__(),dns.qd[0].name)
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sock.sendto(resp_dns.pack(),(MCAST_GRP,UDP_PORT))
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if len(dns.an) > 0 and dns.an[0].type == dpkt.dns.DNS_A:
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if dns.an[0].name == esp_host + u'.local':
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print("Received answer esp32-mdns query")
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g_done = True
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print(dns.an[0].name)
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dns = dpkt.dns.DNS(b'\x00\x00\x01\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x01')
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dns.qd[0].name = esp_host + u'.local'
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sock.sendto(dns.pack(),(MCAST_GRP,UDP_PORT))
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print("Sending esp32-mdns query")
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time.sleep(0.5)
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sock.sendto(resp_dns.pack(),(MCAST_GRP,UDP_PORT))
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except socket.timeout:
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break
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except dpkt.UnpackError:
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continue
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@IDF.idf_example_test(env_tag="Example_WIFI")
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def test_examples_protocol_mdns(env, extra_data):
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global g_run_server
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"""
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steps: |
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1. join AP + init mdns example
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2. get the dut host name (and IP address)
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3. check the mdns name is accessible
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4. check DUT output if mdns advertized host is resolved
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"""
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dut1 = env.get_dut("mdns-test", "examples/protocols/mdns")
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# check and log bin size
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binary_file = os.path.join(dut1.app.binary_path, "mdns-test.bin")
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bin_size = os.path.getsize(binary_file)
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IDF.log_performance("mdns-test_bin_size", "{}KB".format(bin_size // 1024))
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IDF.check_performance("mdns-test_bin_size", bin_size // 1024)
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# 1. start mdns application
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dut1.start_app()
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# 2. get the dut host name (and IP address)
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specific_host = dut1.expect(re.compile(r"mdns hostname set to: \[([^\]]+)\]"), timeout=30)
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specific_host = str(specific_host[0])
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thread1 = Thread(target=mdns_server, args=(specific_host,))
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thread1.start()
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try:
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dut1.expect(re.compile(r" sta ip: ([^,]+),"), timeout=30)
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except DUT.ExpectTimeout:
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g_run_server = False
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thread1.join()
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raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
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# 3. check the mdns name is accessible
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start = time.time()
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while (time.time() - start) <= 60:
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if g_done:
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break
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time.sleep(0.5)
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if g_done is False:
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raise ValueError('Test has failed: did not receive mdns answer within timeout')
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# 4. check DUT output if mdns advertized host is resolved
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try:
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dut1.expect(re.compile(r"mdns-test: Query A: tinytester.local resolved to: 127.0.0.1"), timeout=30)
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finally:
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g_run_server = False
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thread1.join()
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if __name__ == '__main__':
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test_examples_protocol_mdns()
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