Dnrweqffuwjtx Cloud Front Net -

def __init__(self, key_pair_id: str, private_key_path: str): self.key_pair_id = key_pair_id with open(private_key_path, "rb") as key_file: self.private_key = serialization.load_pem_private_key( key_file.read(), password=None, backend=default_backend() )

policy = { "Statement": [{ "Resource": resource, "Condition": { "DateLessThan": {"AWS:EpochTime": epoch_expire} } }] } dnrweqffuwjtx cloud front net

# Use canned policy (simpler) if no IP restriction and no wildcard if not ip_range and not url.endswith("*"): canned_policy = f'{{"Statement":[{{"Resource":"{resource}","Condition":{{"DateLessThan":{{"AWS:EpochTime":{epoch_expire}}}}}}]}}' signature = self._sign(canned_policy) and URL wildcard support.

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if ip_range: policy["Statement"][0]["Condition"]["IpAddress"] = { "AWS:SourceIp": ip_range }

import datetime import re from cryptography.hazmat.primitives import hashes, serialization from cryptography.hazmat.primitives.asymmetric import padding from cryptography.hazmat.backends import default_backend import base64 class CloudFrontSignedUrlGenerator: """ Generate CloudFront signed URLs using a private key. Feature: Custom expiration, IP restriction, and URL wildcard support. """