#!/usr/bin/env bash set -ex # Sample ``local.sh`` that configures two simple webserver instances and sets # up a Neutron LBaaS Version 2 loadbalancer backed by Octavia. # Keep track of the DevStack directory TOP_DIR=$(cd $(dirname "$0") && pwd) BOOT_DELAY=60 # Import common functions source ${TOP_DIR}/functions # Use openrc + stackrc for settings source ${TOP_DIR}/stackrc # Destination path for installation ``DEST`` DEST=${DEST:-/opt/stack} # Polling functions function wait_for_loadbalancer_active() { lb_name=$1 while [ $(neutron lbaas-loadbalancer-list | grep $lb_name | grep ACTIVE | wc --lines) == 0 ]; do sleep 2 done } if is_service_enabled nova; then # Unset DOMAIN env variables that are not needed for keystone v2 and set OpenStack demo user auth unset OS_USER_DOMAIN_ID unset OS_PROJECT_DOMAIN_ID source ${TOP_DIR}/openrc demo demo # Create an SSH key to use for the instances DEVSTACK_LBAAS_SSH_KEY_NAME=$(hostname)_DEVSTACK_LBAAS_SSH_KEY_RSA DEVSTACK_LBAAS_SSH_KEY_DIR=${TOP_DIR} DEVSTACK_LBAAS_SSH_KEY=${DEVSTACK_LBAAS_SSH_KEY_DIR}/${DEVSTACK_LBAAS_SSH_KEY_NAME} rm -f ${DEVSTACK_LBAAS_SSH_KEY}.pub ${DEVSTACK_LBAAS_SSH_KEY} ssh-keygen -b 2048 -t rsa -f ${DEVSTACK_LBAAS_SSH_KEY} -N "" nova keypair-add --pub-key=${DEVSTACK_LBAAS_SSH_KEY}.pub ${DEVSTACK_LBAAS_SSH_KEY_NAME} # Add tcp/22,80 and icmp to default security group nova secgroup-add-rule default tcp 22 22 0.0.0.0/0 nova secgroup-add-rule default tcp 80 80 0.0.0.0/0 nova secgroup-add-rule default icmp -1 -1 0.0.0.0/0 # Boot some instances NOVA_BOOT_ARGS="--key-name ${DEVSTACK_LBAAS_SSH_KEY_NAME} --image $(nova image-list | awk '/ cirros-0.3.4-x86_64-disk / {print $2}') --flavor 1 --nic net-id=$(neutron net-list | awk '/ private / {print $2}')" nova boot ${NOVA_BOOT_ARGS} node1 nova boot ${NOVA_BOOT_ARGS} node2 echo "Waiting ${BOOT_DELAY} seconds for instances to boot" sleep ${BOOT_DELAY} IP1=$(nova show node1 | grep "private network" | awk '/private network/ {ip = substr($5, 0, length($5)-1); if (ip ~ "\\.") print ip; else print $6}') IP2=$(nova show node2 | grep "private network" | awk '/private network/ {ip = substr($5, 0, length($5)-1); if (ip ~ "\\.") print ip; else print $6}') touch ~/.ssh/known_hosts ssh-keygen -R ${IP1} ssh-keygen -R ${IP2} # Run a simple web server on the instances chmod 0755 ${TOP_DIR}/webserver.sh scp -i ${DEVSTACK_LBAAS_SSH_KEY} -o StrictHostKeyChecking=no ${TOP_DIR}/webserver.sh cirros@${IP1}:webserver.sh scp -i ${DEVSTACK_LBAAS_SSH_KEY} -o StrictHostKeyChecking=no ${TOP_DIR}/webserver.sh cirros@${IP2}:webserver.sh screen_process node1 "ssh -i ${DEVSTACK_LBAAS_SSH_KEY} -o StrictHostKeyChecking=no cirros@${IP1} ./webserver.sh" screen_process node2 "ssh -i ${DEVSTACK_LBAAS_SSH_KEY} -o StrictHostKeyChecking=no cirros@${IP2} ./webserver.sh" fi if is_service_enabled q-lbaasv2; then neutron lbaas-loadbalancer-create --name lb1 private-subnet wait_for_loadbalancer_active lb1 neutron lbaas-listener-create --loadbalancer lb1 --protocol HTTP --protocol-port 80 --name listener1 wait_for_loadbalancer_active lb1 neutron lbaas-pool-create --lb-algorithm ROUND_ROBIN --listener listener1 --protocol HTTP --name pool1 wait_for_loadbalancer_active lb1 neutron lbaas-member-create --subnet private-subnet --address ${IP1} --protocol-port 80 pool1 wait_for_loadbalancer_active lb1 neutron lbaas-member-create --subnet private-subnet --address ${IP2} --protocol-port 80 pool1 fi