s3.py 文件源码

def get_cors(bucket_name, **conn):
    try:
        result = get_bucket_cors(Bucket=bucket_name, **conn)
    except ClientError as e:
        if "NoSuchCORSConfiguration" not in str(e):
            raise e
        return []

    cors = []
    for rule in result["CORSRules"]:
        cors_rule = {}
        if rule.get("AllowedHeaders"):
            cors_rule["AllowedHeaders"] = rule["AllowedHeaders"]
        if rule.get("AllowedMethods"):
            cors_rule["AllowedMethods"] = rule["AllowedMethods"]
        if rule.get("AllowedOrigins"):
            cors_rule["AllowedOrigins"] = rule["AllowedOrigins"]
        if rule.get("ExposeHeaders"):
            cors_rule["ExposeHeaders"] = rule["ExposeHeaders"]
        if rule.get("MaxAgeSeconds"):
            cors_rule["MaxAgeSeconds"] = rule["MaxAgeSeconds"]

        cors.append(cors_rule)

    return cors