간단하게 작성해본 OpenStack with Quantum 환경에서 tenant-private network과 external network을 만들고 해당 네트워크 상에 가상머신을 생성하는 테스트 스크립트입니다.

테스트용이므로 실전에서는 사용할 수 없을 정도이고, 그냥 참고만 하세요

#!/bin/bash
IMAGE=${IMAGE:-cirros-0.3.0-x86_64}

if [ -z "$OS_TENANT_NAME" ];
  echo "openstack environ variables is not set"
  echo "please run . ~/openrc tenant_name"
  exit
fi

TENANT_ID=$(keystone tenant-list | grep " $OS_TENANT_NAME " | awk '{print $2}')
PRINET="${OS_TENANT_NAME}"
EXTNET="ext_net"

VM=$1

#
# create external network - only by admin
#
if [ "$OS_USERNAME" = 'admin' ]; then
  EXTNET_ID=$(quantum net-list -- --tenant_id=$TENANT_ID --router:external=True | awk "/ $EXTNET / { print \$2 }")
  if [ -z "$EXTNET_ID" ]; then
    EXTNET_ID=$(quantum net-create $EXTNET --tenant_id=$TENANT_ID --router:external=True | grep ' id ' | awk '{print $4}')
  fi

  # create external subnet
  EXTSUBNET_ID=$(quantum net-show $EXTNET_ID | awk "/ subnets / { print \$4 }")
  if [ $EXTSUBNET_ID = "|" ]; then
    EXTSUBNET_ID=$(quantum subnet-create $EXTNET_ID "10.100.1.0/24" --tenant_id=$TENANT_ID --name=${EXTNET}_subnet --enable_dhcp=False | awk '/ id / {print $4}')
  fi
else
  EXTNET_ID=$(quantum net-list -- --router:external=True | awk "/ $EXTNET / { print \$2 }")
fi

#
# tenant internal network
#

# create private network
NET_ID=$(quantum net-list -- --tenant_id=$TENANT_ID --name=$PRINET | awk "/ $PRINET / { print \$2 }")
if [ -z "$NET_ID" ]; then
  NET_ID=$(quantum net-create $PRINET --tenant_id=$TENANT_ID | grep ' id ' | awk '{print $4}')
fi
echo "NET=$NET_ID"

# create private subnet
SUBNET_ID=$(quantum net-show $NET_ID | awk "/ subnets / { print \$4 }")
if [ $SUBNET_ID = "|" ]; then
  SUBNET_ID=$(quantum subnet-create $NET_ID "172.16.1.0/24" \
        --tenant_id=$TENANT_ID --name=${PRINET}_subnet \
        --dns_nameservers list=true 168.126.63.1 8.8.8.8 | \
        awk '/ id / {print $4}')
fi
echo "SUBNET=$SUBNET_ID"

# now internal network is working
# and connect to external network

# create router for connect to external network
ROUTER_NAME="router_${OS_USERNAME}_ext"
ROUTER_ID=$(quantum router-list -- --tenant_id=$TENANT_ID --name=$ROUTER_NAME | head -n -1 | tail -n +4 | awk '{print $2}')
if [ -z "$ROUTER_ID" ]; then
  ROUTER_ID=$(quantum router-create --tenant_id=$TENANT_ID $ROUTER_NAME | awk '/ id /{print $4}')
fi
echo "ROUTER=$ROUTER_ID"

quantum router-interface-add $ROUTER_ID $SUBNET_ID
quantum router-gateway-set $ROUTER_ID $EXTNET_ID

#
# boot instance
#
if [ ! -z "$VM" ]; then
  IMAGE_ID=$(nova image-list | grep " $IMAGE " | head -n 1 | awk '{print $2}')
  echo "IMAGE=$IMAGE_ID"

  VM_ID=$(nova boot --image=$IMAGE_ID --flavor=1 --nic net-id=$NET_ID $VM | awk '/ id /{print $4}')
  echo "VM=$VM_ID"

  nova show $VM_ID
fi

이 스크립트는 https://github.com/whitekid/openstack-chef/ 의 일부입니다.~~