3 #Common clean script to uninstall provisioning server
4 #author: Tim Rozet (trozet@redhat.com)
6 #Removes Libvirt, KVM, Vagrant, VirtualBox
8 #Destroys Vagrant VMs running in $vm_dir/
9 #Shuts down all nodes found in Khaleesi settings
10 #Removes hypervisor kernel modules (VirtualBox & KVM/Libvirt)
23 echo -e "\n\n${blue}This script is used to uninstall and clean the OPNFV Target System${reset}\n\n"
24 echo -e "\nUsage:\n$0 [arguments] \n"
25 echo -e "\n -no_parse : No variable parsing into config. Flag. \n"
26 echo -e "\n -base_config : Full path of ksgen settings file to parse. Required. Will provide BMC info to shutdown hosts. Example: -base_config /opt/myinventory.yml \n"
31 if [[ ( $1 == "--help") || $1 == "-h" ]]; then
36 echo -e "\n\n${blue}This script is used to uninstall and clean the OPNFV Target System${reset}\n\n"
37 echo "Use -h to display help"
40 while [ "`echo $1 | cut -c1`" = "-" ]
55 if [ ! -z "$base_config" ]; then
57 # Major version is pinned to force some consistency for Arno
58 if ! yum list installed | grep -i ipmitool; then
59 if ! yum -y install ipmitool-1*; then
60 echo "${red}Unable to install ipmitool!${reset}"
64 echo "${blue}Skipping ipmitool as it is already installed!${reset}"
67 ###find all the bmc IPs and number of nodes
69 output=`grep bmc_ip $base_config | grep -Eo '[0-9]+.[0-9]+.[0-9]+.[0-9]+'`
70 for line in ${output} ; do
71 bmc_ip[$node_counter]=$line
75 max_nodes=$((node_counter-1))
77 ###find bmc_users per node
79 output=`grep bmc_user $base_config | sed 's/\s*bmc_user:\s*//'`
80 for line in ${output} ; do
81 bmc_user[$node_counter]=$line
85 ###find bmc_pass per node
87 output=`grep bmc_pass $base_config | sed 's/\s*bmc_pass:\s*//'`
88 for line in ${output} ; do
89 bmc_pass[$node_counter]=$line
92 for mynode in `seq 0 $max_nodes`; do
93 echo "${blue}Node: ${bmc_ip[$mynode]} ${bmc_user[$mynode]} ${bmc_pass[$mynode]} ${reset}"
94 if ipmitool -I lanplus -P ${bmc_pass[$mynode]} -U ${bmc_user[$mynode]} -H ${bmc_ip[$mynode]} chassis power off; then
95 echo "${blue}Node: $mynode, ${bmc_ip[$mynode]} powered off!${reset}"
97 echo "${red}Error: Unable to power off $mynode, ${bmc_ip[$mynode]} ${reset}"
102 echo "${blue}Skipping Baremetal node poweroff as base_config was not provided${reset}"
104 ###check to see if vbox is installed
105 vboxpkg=`rpm -qa | grep VirtualBox`
106 if [ $? -eq 0 ]; then
112 ###legacy VM location check
114 if [ -d /tmp/bgs_vagrant ]; then
117 rm -rf /tmp/bgs_vagrant
121 if [ $skip_vagrant -eq 0 ]; then
122 if [ -d $vm_dir ]; then
124 for vm in $( ls $vm_dir ); do
126 if vagrant destroy -f; then
127 echo "${blue}Successfully destroyed $vm Vagrant VM ${reset}"
129 echo "${red}Unable to destroy $vm Vagrant VM! Attempting to killall vagrant if process is hung ${reset}"
131 echo "${blue}Checking if vagrant was already destroyed and no process is active...${reset}"
132 if ps axf | grep vagrant; then
133 echo "${red}Vagrant process still exists after kill...exiting ${reset}"
136 echo "${blue}Vagrant process doesn't exist. Moving on... ${reset}"
140 ##Vagrant boxes appear as VboxHeadless processes
141 ##try to gracefully destroy the VBox VM if it still exists
142 if vboxmanage list runningvms | grep $vm; then
143 echo "${red} $vm VBoxHeadless process still exists...Removing${reset}"
144 vbox_id=$(vboxmanage list runningvms | grep $vm | awk '{print $1}' | sed 's/"//g')
145 vboxmanage controlvm $vbox_id poweroff
146 if vboxmanage unregistervm --delete $vbox_id; then
147 echo "${blue}$vm VM is successfully deleted! ${reset}"
149 echo "${red} Unable to delete VM $vm ...Exiting ${reset}"
153 echo "${blue}$vm VM is successfully deleted! ${reset}"
157 echo "${blue}${vm_dir} doesn't exist, no VMs in OPNFV directory to destroy! ${reset}"
160 echo "${blue}Checking for any remaining virtual box processes...${reset}"
162 if ps axf | grep virtualbox; then
163 echo "${blue}virtualbox processes are still running. Killing any remaining VirtualBox processes...${reset}"
167 ###kill any leftover VMs (brute force)
168 if ps axf | grep VBoxHeadless; then
169 echo "${blue}VBoxHeadless processes are still running. Killing any remaining VBoxHeadless processes...${reset}"
174 echo "${blue}Removing VirtualBox... ${reset}"
175 yum -y remove $vboxpkg
178 echo "${blue}Skipping Vagrant destroy + VBox Removal as VirtualBox package is already removed ${reset}"
181 ###remove working vm directory
182 echo "${blue}Removing working VM directory: $vm_dir ${reset}"
185 ###check to see if libvirt is installed
186 echo "${blue}Checking if libvirt/KVM is installed"
187 if rpm -qa | grep -iE 'libvirt|kvm'; then
188 echo "${blue}Libvirt/KVM is installed${reset}"
189 echo "${blue}Checking for any QEMU/KVM VMs...${reset}"
191 while read -r line; do ((vm_count++)); done < <(virsh list --all | sed 1,2d | head -n -1)
192 if [ $vm_count -gt 0 ]; then
193 echo "${blue}VMs Found: $vm_count${reset}"
195 while read -r line; do ((vm_running++)); done < <(virsh list --all | sed 1,2d | head -n -1| grep -i running)
196 echo "${blue}Powering off $vm_running VM(s)${reset}"
198 if ! virsh destroy $vm; then
199 echo "${red}WARNING: Unable to power off VM ${vm}${reset}"
201 echo "${blue}VM $vm powered off!${reset}"
203 done < <(virsh list --all | sed 1,2d | head -n -1| grep -i running | sed 's/^[ \t]*//' | awk '{print $2}')
204 echo "${blue}Destroying libvirt VMs...${reset}"
206 if ! virsh undefine --remove-all-storage $vm; then
207 echo "${red}ERROR: Unable to remove the VM ${vm}${reset}"
210 echo "${blue}VM $vm removed!${reset}"
212 done < <(virsh list --all | sed 1,2d | head -n -1| awk '{print $2}')
214 echo "${blue}No VMs found for removal"
216 echo "${blue}Removing libvirt and kvm packages"
217 yum -y remove libvirt-*
220 echo "${blue}libvirt/KVM is not installed${reset}"
223 ###remove kernel modules
224 echo "${blue}Removing kernel modules ${reset}"
225 for kernel_mod in vboxnetadp vboxnetflt vboxpci vboxdrv kvm_intel kvm; do
226 if ! rmmod $kernel_mod; then
227 if rmmod $kernel_mod 2>&1 | grep -i 'not currently loaded'; then
228 echo "${blue} $kernel_mod is not currently loaded! ${reset}"
230 echo "${red}Error trying to remove Kernel Module: $kernel_mod ${reset}"
234 echo "${blue}Removed Kernel Module: $kernel_mod ${reset}"
239 echo "${blue}Checking whether PXE bridge ${pxe_bridge} exists${reset}"
240 if ! brctl show ${pxe_bridge} 2>&1 | grep -i 'No such device'; then
241 echo "${blue}PXE bridge detected. Removing...${reset}"
242 if ifconfig | grep ${pxe_bridge}; then
245 brctl delbr ${pxe_bridge}
246 if ifconfig | grep ${pxe_bridge} || brctl show | grep ${pxe_bridge}; then
247 echo "${red}Error trying to remove ${pxe_bridge}${reset}"
250 echo "${blue}PXE bridge ${pxe_bridge} removed${reset}"
253 echo "${blue}PXE bridge ${pxe_bridge} does not exist${reset}"