esp-idf/tools/esp_prov/transport/transport_http.py

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# SPDX-FileCopyrightText: 2018-2022 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Apache-2.0
#
from __future__ import print_function
import socket
from future.utils import tobytes
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try:
from http.client import HTTPConnection, HTTPSConnection
except ImportError:
# Python 2 fallback
from httplib import HTTPConnection, HTTPSConnection # type: ignore
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from .transport import Transport
class Transport_HTTP(Transport):
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def __init__(self, hostname, ssl_context=None):
try:
socket.gethostbyname(hostname.split(':')[0])
except socket.gaierror:
raise RuntimeError(f'Unable to resolve hostname: {hostname}')
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if ssl_context is None:
self.conn = HTTPConnection(hostname, timeout=60)
else:
self.conn = HTTPSConnection(hostname, context=ssl_context, timeout=60)
try:
print(f'++++ Connecting to {hostname}++++')
self.conn.connect()
except Exception as err:
raise RuntimeError('Connection Failure : ' + str(err))
self.headers = {'Content-type': 'application/x-www-form-urlencoded','Accept': 'text/plain'}
def _send_post_request(self, path, data):
try:
self.conn.request('POST', path, tobytes(data), self.headers)
response = self.conn.getresponse()
if response.status == 200:
return response.read().decode('latin-1')
except Exception as err:
raise RuntimeError('Connection Failure : ' + str(err))
raise RuntimeError('Server responded with error code ' + str(response.status))
async def send_data(self, ep_name, data):
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return self._send_post_request('/' + ep_name, data)