keystone_context.py 文件源码

def __call__(self):
        # late import to work around circular dependency
        from keystone_utils import (
            determine_ports,
            update_hash_from_path,
        )

        ssl_paths = [CA_CERT_PATH, self.ssl_dir]

        self.external_ports = determine_ports()
        before = hashlib.sha256()
        for path in ssl_paths:
            update_hash_from_path(before, path)

        ret = super(ApacheSSLContext, self).__call__()

        after = hashlib.sha256()
        for path in ssl_paths:
            update_hash_from_path(after, path)

        # Ensure that apache2 is restarted if these change
        if before.hexdigest() != after.hexdigest():
            service_restart('apache2')

        return ret