heat.py 文件源码

def _get_file_contents(from_data, files):
    if not isinstance(from_data, (dict, list)):
        return
    if isinstance(from_data, dict):
        recurse_data = six.itervalues(from_data)
        for key, value in six.iteritems(from_data):
            if _ignore_if(key, value):
                continue
            if not value.startswith(('http://', 'https://')):
                raise exceptions.GetFileError(value, 'get_file')
            if value not in files:
                file_content = heat_utils.read_url_content(value)
                if template_utils.is_template(file_content):
                    template = get_template_files(template_url=value)[1]
                    file_content = jsonutils.dumps(template)
                files[value] = file_content
    else:
        recurse_data = from_data
    for value in recurse_data:
        _get_file_contents(value, files)