esp-idf/examples/system/ota/advanced_https_ota/pytest_advanced_ota.py
2022-05-30 11:13:05 +05:30

708 lines
28 KiB
Python

# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Unlicense OR CC0-1.0
import http.server
import multiprocessing
import os
import random
import socket
import ssl
import struct
import subprocess
from typing import Callable
import pexpect
import pytest
from pytest_embedded import Dut
from RangeHTTPServer import RangeRequestHandler
server_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'test_certs/server_cert.pem')
key_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'test_certs/server_key.pem')
def get_my_ip() -> str:
s1 = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s1.connect(('8.8.8.8', 80))
my_ip = ''
my_ip = s1.getsockname()[0]
s1.close()
return my_ip
def get_server_status(host_ip: str, port: int) -> bool:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_status = sock.connect_ex((host_ip, port))
sock.close()
if server_status == 0:
return True
return False
def https_request_handler() -> Callable[...,http.server.BaseHTTPRequestHandler]:
"""
Returns a request handler class that handles broken pipe exception
"""
class RequestHandler(RangeRequestHandler):
def finish(self) -> None:
try:
if not self.wfile.closed:
self.wfile.flush()
self.wfile.close()
except socket.error:
pass
self.rfile.close()
def handle(self) -> None:
try:
RangeRequestHandler.handle(self)
except socket.error:
pass
return RequestHandler
def start_https_server(ota_image_dir: str, server_ip: str, server_port: int) -> None:
os.chdir(ota_image_dir)
requestHandler = https_request_handler()
httpd = http.server.HTTPServer((server_ip, server_port), requestHandler)
httpd.socket = ssl.wrap_socket(httpd.socket,
keyfile=key_file,
certfile=server_file, server_side=True)
httpd.serve_forever()
def start_chunked_server(ota_image_dir: str, server_port: int) -> subprocess.Popen:
os.chdir(ota_image_dir)
chunked_server = subprocess.Popen(['openssl', 's_server', '-WWW', '-key', key_file, '-cert', server_file, '-port', str(server_port)])
return chunked_server
def redirect_handler_factory(url: str) -> Callable[...,http.server.BaseHTTPRequestHandler]:
"""
Returns a request handler class that redirects to supplied `url`
"""
class RedirectHandler(http.server.SimpleHTTPRequestHandler):
def do_GET(self) -> None:
print('Sending resp, URL: ' + url)
self.send_response(301)
self.send_header('Location', url)
self.end_headers()
def handle(self) -> None:
try:
http.server.BaseHTTPRequestHandler.handle(self)
except socket.error:
pass
return RedirectHandler
def start_redirect_server(ota_image_dir: str, server_ip: str, server_port: int, redirection_port: int) -> None:
os.chdir(ota_image_dir)
redirectHandler = redirect_handler_factory('https://' + server_ip + ':' + str(redirection_port) + '/advanced_https_ota.bin')
httpd = http.server.HTTPServer((server_ip, server_port), redirectHandler)
httpd.socket = ssl.wrap_socket(httpd.socket,
keyfile=key_file,
certfile=server_file, server_side=True)
httpd.serve_forever()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example(dut: Dut) -> None:
"""
This is a positive test case, which downloads complete binary file multiple number of times.
Number of iterations can be specified in variable iterations.
steps: |
1. join AP
2. Fetch OTA image over HTTPS
3. Reboot with the new OTA image
"""
# Number of iterations to validate OTA
iterations = 3
server_port = 8001
bin_name = 'advanced_https_ota.bin'
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
for i in range(iterations):
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + bin_name)
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example_truncated_bin(dut: Dut) -> None:
"""
Working of OTA if binary file is truncated is validated in this test case.
Application should return with error message in this case.
steps: |
1. join AP
2. Generate truncated binary file
3. Fetch OTA image over HTTPS
4. Check working of code if bin is truncated
"""
server_port = 8001
# Original binary file generated after compilation
bin_name = 'advanced_https_ota.bin'
# Truncated binary file to be generated from original binary file
truncated_bin_name = 'truncated.bin'
# Size of truncated file to be grnerated. This value can range from 288 bytes (Image header size) to size of original binary file
# truncated_bin_size is set to 64000 to reduce consumed by the test case
truncated_bin_size = 64000
binary_file = os.path.join(dut.app.binary_path, bin_name)
with open(binary_file, 'rb+') as f:
with open(os.path.join(dut.app.binary_path, truncated_bin_name), 'wb+') as fo:
fo.write(f.read(truncated_bin_size))
binary_file = os.path.join(dut.app.binary_path, truncated_bin_name)
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + truncated_bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + truncated_bin_name)
dut.expect('Image validation failed, image is corrupted', timeout=30)
try:
os.remove(binary_file)
except OSError:
pass
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example_truncated_header(dut: Dut) -> None:
"""
Working of OTA if headers of binary file are truncated is vaildated in this test case.
Application should return with error message in this case.
steps: |
1. join AP
2. Generate binary file with truncated headers
3. Fetch OTA image over HTTPS
4. Check working of code if headers are not sent completely
"""
server_port = 8001
# Original binary file generated after compilation
bin_name = 'advanced_https_ota.bin'
# Truncated binary file to be generated from original binary file
truncated_bin_name = 'truncated_header.bin'
# Size of truncated file to be generated. This value should be less than 288 bytes (Image header size)
truncated_bin_size = 180
# check and log bin size
binary_file = os.path.join(dut.app.binary_path, bin_name)
with open(binary_file, 'rb+') as f:
with open(os.path.join(dut.app.binary_path, truncated_bin_name), 'wb+') as fo:
fo.write(f.read(truncated_bin_size))
binary_file = os.path.join(dut.app.binary_path, truncated_bin_name)
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + truncated_bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + truncated_bin_name)
dut.expect('advanced_https_ota_example: esp_https_ota_read_img_desc failed', timeout=30)
try:
os.remove(binary_file)
except OSError:
pass
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example_random(dut: Dut) -> None:
"""
Working of OTA if random data is added in binary file are validated in this test case.
Magic byte verification should fail in this case.
steps: |
1. join AP
2. Generate random binary image
3. Fetch OTA image over HTTPS
4. Check working of code for random binary file
"""
server_port = 8001
# Random binary file to be generated
random_bin_name = 'random.bin'
# Size of random binary file. 32000 is choosen, to reduce the time required to run the test-case
random_bin_size = 32000
# check and log bin size
binary_file = os.path.join(dut.app.binary_path, random_bin_name)
with open(binary_file, 'wb+') as fo:
# First byte of binary file is always set to zero. If first byte is generated randomly,
# in some cases it may generate 0xE9 which will result in failure of testcase.
fo.write(struct.pack('B', 0))
for i in range(random_bin_size - 1):
fo.write(struct.pack('B', random.randrange(0,255,1)))
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + random_bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + random_bin_name)
dut.expect(r'esp_https_ota: Incorrect app descriptor magic', timeout=10)
try:
os.remove(binary_file)
except OSError:
pass
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example_invalid_chip_id(dut: Dut) -> None:
"""
Working of OTA if binary file have invalid chip id is validated in this test case.
Chip id verification should fail in this case.
steps: |
1. join AP
2. Generate binary image with invalid chip id
3. Fetch OTA image over HTTPS
4. Check working of code for random binary file
"""
server_port = 8001
bin_name = 'advanced_https_ota.bin'
# Random binary file to be generated
random_bin_name = 'random.bin'
random_binary_file = os.path.join(dut.app.binary_path, random_bin_name)
# Size of random binary file. 2000 is choosen, to reduce the time required to run the test-case
random_bin_size = 2000
binary_file = os.path.join(dut.app.binary_path, bin_name)
with open(binary_file, 'rb+') as f:
data = list(f.read(random_bin_size))
# Changing Chip id
data[13] = 0xfe
with open(random_binary_file, 'wb+') as fo:
fo.write(bytearray(data))
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + random_bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + random_bin_name)
dut.expect(r'esp_https_ota: Mismatch chip id, expected 0, found \d', timeout=10)
try:
os.remove(random_binary_file)
except OSError:
pass
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example_chunked(dut: Dut) -> None:
"""
This is a positive test case, which downloads complete binary file multiple number of times.
Number of iterations can be specified in variable iterations.
steps: |
1. join AP
2. Fetch OTA image over HTTPS
3. Reboot with the new OTA image
"""
# File to be downloaded. This file is generated after compilation
bin_name = 'advanced_https_ota.bin'
# start test
host_ip = get_my_ip()
chunked_server = start_chunked_server(dut.app.binary_path, 8070)
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':8070/' + bin_name))
dut.write('https://' + host_ip + ':8070/' + bin_name)
dut.expect('Loaded app from partition at offset', timeout=60)
dut.expect('Starting Advanced OTA example', timeout=30)
chunked_server.kill()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example_redirect_url(dut: Dut) -> None:
"""
This is a positive test case, which starts a server and a redirection server.
Redirection server redirects http_request to different port
Number of iterations can be specified in variable iterations.
steps: |
1. join AP
2. Fetch OTA image over HTTPS
3. Reboot with the new OTA image
"""
server_port = 8001
# Port to which the request should be redirected
redirection_server_port = 8081
redirection_server_port1 = 8082
# File to be downloaded. This file is generated after compilation
bin_name = 'advanced_https_ota.bin'
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
thread2 = multiprocessing.Process(target=start_redirect_server, args=(dut.app.binary_path, host_ip, redirection_server_port, redirection_server_port1))
thread2.daemon = True
thread2.start()
thread3 = multiprocessing.Process(target=start_redirect_server, args=(dut.app.binary_path, host_ip, redirection_server_port1, server_port))
thread3.daemon = True
thread3.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
thread2.terminate()
thread3.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(redirection_server_port) + '/' + bin_name))
dut.write('https://' + host_ip + ':' + str(redirection_server_port) + '/' + bin_name)
dut.expect('Loaded app from partition at offset', timeout=60)
dut.expect('Starting Advanced OTA example', timeout=30)
thread1.terminate()
thread2.terminate()
thread3.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_flash_8m
@pytest.mark.parametrize('config', ['anti_rollback',], indirect=True)
@pytest.mark.parametrize('skip_autoflash', ['y'], indirect=True)
def test_examples_protocol_advanced_https_ota_example_anti_rollback(dut: Dut) -> None:
"""
Working of OTA when anti_rollback is enabled and security version of new image is less than current one.
Application should return with error message in this case.
steps: |
1. join AP
2. Generate binary file with lower security version
3. Fetch OTA image over HTTPS
4. Check working of anti_rollback feature
"""
dut.serial.erase_flash()
dut.serial.flash()
server_port = 8001
# Original binary file generated after compilation
bin_name = 'advanced_https_ota.bin'
# Modified firmware image to lower security version in its header. This is to enable negative test case
anti_rollback_bin_name = 'advanced_https_ota_lower_sec_version.bin'
# check and log bin size
binary_file = os.path.join(dut.app.binary_path, bin_name)
file_size = os.path.getsize(binary_file)
with open(binary_file, 'rb+') as f:
with open(os.path.join(dut.app.binary_path, anti_rollback_bin_name), 'wb+') as fo:
fo.write(f.read(file_size))
# Change security_version to 0 for negative test case
fo.seek(36)
fo.write(b'\x00')
binary_file = os.path.join(dut.app.binary_path, anti_rollback_bin_name)
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
# Positive Case
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
# Use originally generated image with secure_version=1
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + bin_name)
dut.expect('Loaded app from partition at offset', timeout=60)
dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
dut.expect(r'App is valid, rollback cancelled successfully', timeout=30)
# Negative Case
dut.expect('Starting Advanced OTA example', timeout=30)
# Use modified image with secure_version=0
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + anti_rollback_bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + anti_rollback_bin_name)
dut.expect('New firmware security version is less than eFuse programmed, 0 < 1', timeout=30)
try:
os.remove(binary_file)
except OSError:
pass
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
@pytest.mark.parametrize('config', ['partial_download',], indirect=True)
def test_examples_protocol_advanced_https_ota_example_partial_request(dut: Dut) -> None:
"""
This is a positive test case, to test OTA workflow with Range HTTP header.
steps: |
1. join AP
2. Fetch OTA image over HTTPS
3. Reboot with the new OTA image
"""
server_port = 8001
# Size of partial HTTP request
request_size = 16384
# File to be downloaded. This file is generated after compilation
bin_name = 'advanced_https_ota.bin'
binary_file = os.path.join(dut.app.binary_path, bin_name)
bin_size = os.path.getsize(binary_file)
http_requests = int((bin_size / request_size) - 1)
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
print('ENV_TEST_FAILURE: Cannot connect to AP')
thread1.terminate()
raise
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + bin_name))
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + bin_name)
for _ in range(http_requests):
dut.expect('Connection closed', timeout=60)
dut.expect('Loaded app from partition at offset', timeout=60)
dut.expect('Starting Advanced OTA example', timeout=30)
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.wifi_ota
@pytest.mark.parametrize('config', ['nimble',], indirect=True)
@pytest.mark.flaky(reruns=3, reruns_delay=5)
def test_examples_protocol_advanced_https_ota_example_nimble_gatts(dut: Dut) -> None:
"""
Run an OTA image update while a BLE GATT Server is running in background. This GATT server will be using NimBLE Host stack.
steps: |
1. join AP
2. Run BLE advertise and then GATT server.
3. Fetch OTA image over HTTPS
4. Reboot with the new OTA image
"""
server_port = 8001
# File to be downloaded. This file is generated after compilation
bin_name = 'advanced_https_ota.bin'
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' sta ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + bin_name))
print('Started GAP advertising.')
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + bin_name)
dut.expect('Loaded app from partition at offset', timeout=60)
dut.expect('Starting Advanced OTA example', timeout=30)
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.wifi_ota
@pytest.mark.parametrize('config', ['bluedroid',], indirect=True)
@pytest.mark.flaky(reruns=3, reruns_delay=5)
def test_examples_protocol_advanced_https_ota_example_bluedroid_gatts(dut: Dut) -> None:
"""
Run an OTA image update while a BLE GATT Server is running in background. This GATT server will be using Bluedroid Host stack.
steps: |
1. join AP
2. Run BLE advertise and then GATT server.
3. Fetch OTA image over HTTPS
4. Reboot with the new OTA image
"""
server_port = 8001
# File to be downloaded. This file is generated after compilation
bin_name = 'advanced_https_ota.bin'
# start test
host_ip = get_my_ip()
if (get_server_status(host_ip, server_port) is False):
thread1 = multiprocessing.Process(target=start_https_server, args=(dut.app.binary_path, host_ip, server_port))
thread1.daemon = True
thread1.start()
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' sta ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
thread1.terminate()
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':' + str(server_port) + '/' + bin_name))
dut.expect('Started advertising.', timeout=30)
print('Started GAP advertising.')
dut.write('https://' + host_ip + ':' + str(server_port) + '/' + bin_name)
dut.expect('Loaded app from partition at offset', timeout=60)
dut.expect('Starting Advanced OTA example', timeout=30)
thread1.terminate()
@pytest.mark.esp32
@pytest.mark.esp32c3
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.ethernet_ota
def test_examples_protocol_advanced_https_ota_example_openssl_aligned_bin(dut: Dut) -> None:
"""
This is a test case for esp_http_client_read with binary size multiple of 289 bytes
steps: |
1. join AP
2. Fetch OTA image over HTTPS
3. Reboot with the new OTA image
"""
# Original binary file generated after compilation
bin_name = 'advanced_https_ota.bin'
# Binary file aligned to DEFAULT_OTA_BUF_SIZE(289 bytes) boundary
aligned_bin_name = 'aligned.bin'
# check and log bin size
binary_file = os.path.join(dut.app.binary_path, bin_name)
# Original binary size
bin_size = os.path.getsize(binary_file)
# Dummy data required to align binary size to 289 bytes boundary
dummy_data_size = 289 - (bin_size % 289)
with open(binary_file, 'rb+') as f:
with open(os.path.join(dut.app.binary_path, aligned_bin_name), 'wb+') as fo:
fo.write(f.read(bin_size))
for _ in range(dummy_data_size):
fo.write(struct.pack('B', random.randrange(0,255,1)))
# start test
host_ip = get_my_ip()
chunked_server = start_chunked_server(dut.app.binary_path, 8070)
dut.expect('Loaded app from partition at offset', timeout=30)
try:
ip_address = dut.expect(r' (sta|eth) ip: ([^,]+),', timeout=30)
print('Connected to AP with IP: {}'.format(ip_address))
except pexpect.exceptions.TIMEOUT:
raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
dut.expect('Starting Advanced OTA example', timeout=30)
print('writing to device: {}'.format('https://' + host_ip + ':8070/' + aligned_bin_name))
dut.write('https://' + host_ip + ':8070/' + aligned_bin_name)
dut.expect('Loaded app from partition at offset', timeout=60)
dut.expect('Starting Advanced OTA example', timeout=30)
chunked_server.kill()
try:
os.remove(aligned_bin_name)
except OSError:
pass