remove_openstack.sh

# Warning! Dangerous step! Destroys VMs
for x in $(virsh list --all | grep instance- | awk '{print $2}') ; do
    virsh destroy $x ;
    virsh undefine $x ;
done ;

# Warning! Dangerous step! Removes lots of packages
yum remove -y nrpe "*nagios*" puppet "*ntp*" "*openstack*" \
"*nova*" "*keystone*" "*glance*" "*cinder*" "*swift*" \
"*mariadb*" mysql mysql-server httpd "*memcache*" scsi-target-utils \
iscsi-initiator-utils perl-DBI perl-DBD-MySQL ;

# Warning! Dangerous step! Deletes local application data
rm -rf rm -rf /var/lib/mysql
rm -rf /root/.my.cnf
rm -rf /etc/my.cnf* /etc/nagios /etc/yum.repos.d/packstack_* /root/.my.cnf \
/var/lib/mysql/ /var/lib/glance /var/lib/nova /etc/nova /etc/swift \
/srv/node/device*/* /var/lib/cinder/ /etc/rsync.d/frag* \
/var/cache/swift /var/log/keystone /var/log/cinder/ /var/log/nova/ \
/var/log/httpd /var/log/glance/ /var/log/nagios/ /var/log/quantum/ ;

umount /srv/node/device* ;
killall -9 dnsmasq tgtd httpd ;

ovs-vsctl del-br br-tun 
ovs-vsctl del-br br-int 
ovs-vsctl del-br br-ex 
systemctl stop openvswitch.service 
systemctl stop openvswitch-nonetwork.service 
rm -rf /etc/openvswitch/* /etc/openvswitch/.* 
rmmod openvswitch

vgremove -f cinder-volumes ;
losetup -a | sed -e 's/:.*//g' | xargs losetup -d ;
find /etc/pki/tls -name "ssl_ps*" | xargs rm -rf ;
for x in $(df | grep "/lib/" | sed -e 's/.* //g') ; do
    umount $x ;
done