kopia lustrzana https://github.com/micropython/micropython
60 wiersze
1.7 KiB
Python
60 wiersze
1.7 KiB
Python
import ssl
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import os
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import asyncio
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# This certificate was obtained from micropython.org using openssl:
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# $ openssl s_client -showcerts -connect micropython.org:443 </dev/null 2>/dev/null
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# The certificate is from Let's Encrypt:
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# 1 s:/C=US/O=Let's Encrypt/CN=R3
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# i:/C=US/O=Internet Security Research Group/CN=ISRG Root X1
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# Validity
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# Not Before: Sep 4 00:00:00 2020 GMT
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# Not After : Sep 15 16:00:00 2025 GMT
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# Copy PEM content to a file (certmpy.pem) and convert to DER e.g.
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# $ openssl x509 -in certmpy.pem -out certmpy.der -outform DER
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# Then convert to hex format, eg using binascii.hexlify(data).
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# Note that the instructions above is to obtain an intermediate
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# root CA cert that works for MicroPython. However CPython needs the ultimate root CA
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# cert from ISRG
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ca_cert_chain = "isrg.der"
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try:
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os.stat(ca_cert_chain)
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except OSError:
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print("SKIP")
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raise SystemExit
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with open(ca_cert_chain, "rb") as ca:
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cadata = ca.read()
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client_ctx = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
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client_ctx.verify_mode = ssl.CERT_REQUIRED
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client_ctx.load_verify_locations(cadata=cadata)
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async def http_get(url, port, sslctx):
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reader, writer = await asyncio.open_connection(url, port, ssl=sslctx)
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print("write GET")
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writer.write(b"GET / HTTP/1.0\r\n\r\n")
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await writer.drain()
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print("read response")
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while True:
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data = await reader.readline()
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# avoid printing datetime which makes the test fail
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if b"GMT" not in data:
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print("read:", data)
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if not data:
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break
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print("close")
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writer.close()
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await writer.wait_closed()
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print("done")
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asyncio.run(http_get("micropython.org", 443, client_ctx))
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