diff --git a/predefine-vm/define-slave-vm.sh b/predefine-vm/define-slave-vm.sh
new file mode 100755
index 0000000..fd60dca
--- /dev/null
+++ b/predefine-vm/define-slave-vm.sh
@@ -0,0 +1,109 @@
+#!/bin/bash
+
+functionsFile="$(pwd)/functions.sh"
+
+if [[ ! -f ${functionsFile} ]]; then
+  echo "ERROR: Can not find 'functions' libfile (${functionsFile}), check your mcp/mcp-common-scripts repo."
+  exit 1
+else
+  source ${functionsFile}
+fi
+
+if [[ -z ${SLAVE_VM_NAME} ]]; then
+  echo "ERROR: \$SLAVE_VM_NAME not set!"
+  exit 1
+fi
+if [[ -z ${SLAVE_VM_SOURCE_DISK} ]] || [[ ! -f ${SLAVE_VM_SOURCE_DISK} ]]; then
+  echo "ERROR: \$SLAVE_VM_SOURCE_DISK not set, or file does not exist!"
+  exit 1
+fi
+if [[ -z ${VM_CONFIG_DISK} ]] || [[ ! -f ${VM_CONFIG_DISK} ]]; then
+  echo "ERROR: \$VM_CONFIG_DISK not set, or file does not exist!"
+  exit 1
+fi
+
+check_packages "slave"
+
+configDriveDir="$(dirname $0)/../config-drive"
+pushd "${configDriveDir}"
+tmpDir=$(mktemp -d -p $(pwd))
+mount ${VM_CONFIG_DISK} ${tmpDir}
+contextFile=$(find ${tmpDir}/mcp -name context_data.yml)
+allocationDataFile=$(find ${tmpDir}/mcp -name allocation_data.yml)
+saltMasterIp=$(grep salt_master_management_address ${contextFile} | cut -f 2 -d ':' | tr -d ' ')
+clusterDomain=$(grep cluster_domain ${contextFile} | cut -f 2 -d ':' | tr -d ' ')
+aioIp=$(grep 'aio_node_deploy_address:' ${allocationDataFile} | cut -f 2 -d ':' | tr -d ' ')
+aioHostname=$(grep 'aio_node_hostname:' ${allocationDataFile} | cut -f 2 -d ':' | tr -d ' ')
+aioFailSafeUserKey=$(grep cfg_failsafe_ssh_public_key ${contextFile} | cut -f 2 -d ':' | tr -d ' ')
+aioFailSafeUser=$(grep cfg_failsafe_user ${contextFile} | cut -f 2 -d ':' | tr -d ' ')
+networkDataFile=$(find ${tmpDir}/openstack -name network_data.json )
+networkDataFileBaseName=$(basename ${networkDataFile})
+cp ${networkDataFile} ./${networkDataFileBaseName}
+sed -i ${networkDataFileBaseName} -e "s/${saltMasterIp}/${aioIp}/g"
+umount ${tmpDir}
+rm -rf ${tmpDir}
+
+cat <<EOF > ./user_data
+#cloud-config
+output : { all : '| tee -a /var/log/cloud-init-output.log' }
+growpart:
+  mode: auto
+  devices:
+    - '/'
+    - '/dev/vda3'
+  ignore_growroot_disabled: false
+write_files:
+  - content: |
+      root:
+        size: '70%VG'
+      var_log:
+        size: '10%VG'
+      var_log_audit:
+        size: '500M'
+      var_tmp:
+        size: '3000M'
+      tmp:
+        size: '500M'
+    owner: root:root
+    path: /usr/share/growlvm/image-layout.yml
+slave_boot:
+  - &slave_boot |
+    #!/bin/bash
+
+    # Redirect all outputs
+    exec > >(tee -i /tmp/cloud-init-bootstrap.log) 2>&1
+    set -xe
+
+    echo "Configuring Salt minion ..."
+    [ ! -d /etc/salt/minion.d ] && mkdir -p /etc/salt/minion.d
+    echo -e "id: ${aioHostname}.${clusterDomain}\nmaster: ${saltMasterIp}" > /etc/salt/minion.d/minion.conf
+    cat >> /etc/salt/minion.d/minion.conf << EOF
+    max_event_size: 100000000
+    acceptance_wait_time_max: 60
+    acceptance_wait_time: 10
+    random_reauth_delay: 270
+    recon_default: 1000
+    recon_max: 60000
+    recon_randomize: True
+    auth_timeout: 60
+    EOF
+    service salt-minion restart
+runcmd:
+  - 'if lvs vg0; then pvresize /dev/vda3; fi'
+  - 'if lvs vg0; then /usr/bin/growlvm.py --image-layout-file /usr/share/growlvm/image-layout.yml; fi'
+  - [bash, -cex, *slave_boot]
+EOF
+
+isoArgs="--name ${aioHostname} --hostname ${aioHostname}.${clusterDomain} --user-data $(pwd)/user_data --network-data $(pwd)/${networkDataFileBaseName} --cloud-user-name ${aioFailSafeUser} --ssh-key ${aioFailSafeUserKey} --quiet --clean-up"
+python ./create_config_drive.py ${isoArgs}
+qemu-img resize ${SLAVE_VM_SOURCE_DISK} 80G
+#### Make sure that both files are saved to system path which is available for libvirt-qemu:kvm
+export SLAVE_VM_SOURCE_DISK=$(place_file_under_libvirt ${SLAVE_VM_SOURCE_DISK})
+export SLAVE_VM_CONFIG_DISK=$(place_file_under_libvirt ${aioHostname}.${clusterDomain}-config.iso)
+export CREATE_NETWORKS=${CREATE_NETWORKS:-true}
+popd
+
+render_config "${SLAVE_VM_NAME}" "${SLAVE_VM_MEM_KB}" "${SLAVE_VM_CPUS}" "${SLAVE_VM_SOURCE_DISK}" "${SLAVE_VM_CONFIG_DISK}" "${CREATE_NETWORKS}"
+
+virsh define $(pwd)/${SLAVE_VM_NAME}-vm.xml
+virsh autostart ${SLAVE_VM_NAME}