delete all oss bucket from your aliyun account. (At Your Own Risk)
#!/bin/bash
for x in $(aliyun oss ls oss:// | grep -- 'oss-' | awk '{printf "%s|%s\n", $5, $7}'); do
endpoint=$(echo "$x" | cut -d'|' -f1)
bucket=$(echo "$x" | cut -d'|' -f2)
echo "delete $bucket ..."
aliyun oss rm "$bucket" -f -r --all-versions -b -e "$endpoint.aliyuncs.com"
done