function get_oss_bucket_endpoint() {
    oss_path=$1
    bucket_name=${oss_path#oss://}
    bucket_name=${bucket_name%%/*}
    aliyun oss stat oss://$bucket_name | grep "ExtranetEndpoint" | sed -n 's/^ExtranetEndpoint *: *//p'
}

function get_oss_bucket_region() {
    oss_path=$1
    bucket_name=${oss_path#oss://}
    bucket_name=${bucket_name%%/*}
    location=$(aliyun oss stat oss://$bucket_name | grep "Location" | sed -n 's/^Location *: *//p')
    region=${location#oss-}
    echo ${region}
}