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http_sig_examples: generate the content-digest dynamically for test messages #2

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http_sig_examples: generate the content-digest dynamically for test messages #2

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35 changes: 22 additions & 13 deletions http_sig_examples.py
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Original file line number Diff line number Diff line change
Expand Up @@ -149,28 +149,37 @@
-----END EC PRIVATE KEY-----
"""

exampleRequestMessage = b"""POST /foo?param=Value&Pet=dog HTTP/1.1
def addContentDigest(message, body):
b64Digest = base64.b64encode(SHA512.new(body).digest()).decode('utf-8')
contentDigest = "sha-512=:%s:" % b64Digest
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For consistency with the rest of the script, this should use the http_sfv library primitives to create the value instead of string substitution.

contentLength = len(body)
return message.format(
contentDigest=contentDigest,
contentLength=contentLength,
body=body.decode('utf-8'),
).encode('utf-8')

exampleRequestMessage = addContentDigest("""POST /foo?param=Value&Pet=dog HTTP/1.1
Host: example.com
Date: Tue, 20 Apr 2021 02:07:55 GMT
Content-Type: application/json
Content-Digest: sha-512=:WZDPaVn/7XgHaAy8pmojAkGWoRx2UFChF41A2svX+TaPm+AbwAgBWnrIiYllu7BNNyealdVLvRwEmTHWXvJwew==:
Content-Length: 18
Content-Digest: {contentDigest}
Content-Length: {contentLength}

{"hello": "world"}"""
{body}""", b"""{"hello": "world"}""")

exampleReverseProxyMessage = b"""
exampleReverseProxyMessage = addContentDigest("""
POST /foo?param=Value&Pet=dog HTTP/1.1
Host: example.com
Date: Tue, 20 Apr 2021 02:07:55 GMT
Content-Type: application/json
Content-Digest: sha-512=:WZDPaVn/7XgHaAy8pmojAkGWoRx2UFChF41A2svX+TaPm+AbwAgBWnrIiYllu7BNNyealdVLvRwEmTHWXvJwew==:
Content-Length: 18
Content-Digest: {contentDigest}
Content-Length: {contentLength}
Forwarded: for=192.0.2.123
Signature-Input: sig1=("@method" "@authority" "@path" "content-digest" "content-length" "content-type");created=1618884475;keyid="test-key-rsa-pss"
Signature: sig1=:LAH8BjcfcOcLojiuOBFWn0P5keD3xAOuJRGziCLuD8r5MW9S0RoXXLzLSRfGY/3SF8kVIkHjE13SEFdTo4Af/fJ/Pu9wheqoLVdwXyY/UkBIS1M8Brc8IODsn5DFIrG0IrburbLi0uCc+E2ZIIb6HbUJ+o+jP58JelMTe0QE3IpWINTEzpxjqDf5/Df+InHCAkQCTuKsamjWXUpyOT1Wkxi7YPVNOjW4MfNuTZ9HdbD2Tr65+BXeTG9ZS/9SWuXAc+BZ8WyPz0QRz//ec3uWXd7bYYODSjRAxHqX+S1ag3LZElYyUKaAIjZ8MGOt4gXEwCSLDv/zqxZeWLj/PDkn6w==:

{"hello": "world"}
"""
{body}""", b"""{"hello": "world"}""")

exampleClientCertMessage = b"""POST /foo?param=Value&Pet=dog HTTP/1.1
Host: service.internal.example
Expand All @@ -182,13 +191,13 @@
{"hello": "world"}
"""

exampleResponseMessage = b"""HTTP/1.1 200 OK
exampleResponseMessage = addContentDigest("""HTTP/1.1 200 OK
Date: Tue, 20 Apr 2021 02:07:56 GMT
Content-Type: application/json
Content-Digest: sha-512=:JlEy2bfUz7WrWIjc1qV6KVLpdr/7L5/L4h7Sxvh6sNHpDQWDCL+GauFQWcZBvVDhiyOnAQsxzZFYwi0wDH+1pw==:
Content-Length: 23
Content-Digest: {contentDigest}
Content-Length: {contentLength}

{"message": "good dog"}"""
{body}""", b"""{"message": "good dog"}""")

exampleRequestResponseMessage = b"""HTTP/1.1 503 Service Unavailable
Date: Tue, 20 Apr 2021 02:07:56 GMT
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