forked from MirrorHub/synapse
54 lines
1.3 KiB
Python
54 lines
1.3 KiB
Python
import argparse
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import hashlib
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import json
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import logging
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import sys
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from unpaddedbase64 import encode_base64
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from synapse.crypto.event_signing import (
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check_event_content_hash,
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compute_event_reference_hash,
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)
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class dictobj(dict):
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def __init__(self, *args, **kargs):
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dict.__init__(self, *args, **kargs)
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self.__dict__ = self
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def get_dict(self):
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return dict(self)
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def get_full_dict(self):
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return dict(self)
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def get_pdu_json(self):
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return dict(self)
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument(
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"input_json", nargs="?", type=argparse.FileType('r'), default=sys.stdin
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)
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args = parser.parse_args()
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logging.basicConfig()
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event_json = dictobj(json.load(args.input_json))
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algorithms = {"sha256": hashlib.sha256}
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for alg_name in event_json.hashes:
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if check_event_content_hash(event_json, algorithms[alg_name]):
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print("PASS content hash %s" % (alg_name,))
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else:
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print("FAIL content hash %s" % (alg_name,))
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for algorithm in algorithms.values():
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name, h_bytes = compute_event_reference_hash(event_json, algorithm)
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print("Reference hash %s: %s" % (name, encode_base64(h_bytes)))
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if __name__ == "__main__":
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main()
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