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28 lines
868 B
Python
28 lines
868 B
Python
"""
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tcp_message Inline Script Hook API Demonstration
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------------------------------------------------
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* modifies packets containing "foo" to "bar"
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* prints various details for each packet.
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example cmdline invocation:
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mitmdump --rawtcp --tcp-host ".*" -s examples/complex/tcp_message.py
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"""
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from mitmproxy.utils import strutils
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from mitmproxy import ctx
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from mitmproxy import tcp
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def tcp_message(flow: tcp.TCPFlow):
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message = flow.messages[-1]
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old_content = message.content
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message.content = old_content.replace(b"foo", b"bar")
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ctx.log.info(
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"[tcp_message{}] from {} to {}:\n{}".format(
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" (modified)" if message.content != old_content else "",
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"client" if message.from_client else "server",
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"server" if message.from_client else "client",
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strutils.bytes_to_escaped_str(message.content))
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)
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