os-cleanup

#!/bin/bash -eux
read -a instances<<<`nova list --all-tenants| grep -Ev "$\+\-\-+|\sID\s"| awk '{print $2}'| sed '/^$/d'`
echo ${#instances[@]} instances to be deleted
for vm in ${instances[@]}; do
    echo "Deleting instance $vm"
    #nova delete $vm && continue
    read -p "Soft delete instance failed. Try hard delete? [Y,n] " answer
    if [ -z "$answer" ] || [ ${answer,,} = "y" ]; then
        #nova force-delete $vm
        :
    fi
done

attached=`cinder list --all-tenants| grep -Ev "$\+\-\-+|\sID\s"| awk '{print $14}'| grep -Ev "\|"| sed '/^$/d'`
for vm in ${attached[@]}; do
    read -a a_vols<<<`cinder list --all-tenants| grep $vm| awk '{print $2}'`
    if ((${#a_vols[@]})); then
        echo "Vol(s) ${a_vols[@]} are still attached to vm $vm"
    fi
done

read -a vols<<<`cinder list --all-tenants| grep -Ev "$\+\-\-+|\sID\s"| awk '{print $2}'| sed '/^$/d'`
echo ${#vols[@]} vols to be deleted
for vol in ${vols[@]}; do
    echo "Deleting volume $vol"
    #cinder delete $vol && continue
    read -p "Soft delete volume failed. Try hard delete? [Y,n] " answer
    if [ -z "$answer" ] || [ ${answer,,} = "y" ]; then
        #cinder force-delete $vol
        :
    fi
done

read -a images<<<`glance image-list| grep -Ev "$\+\-\-+|\sID\s"| awk '{print $2}'| sed '/^$/d'`
echo ${#images[@]} images to be deleted
for image in ${image[@]}; do
    echo "Deleting image $image"
    #glance image-delete $image
done