From 23761c3553165e4a3c2ef1e15613be0d495e1f4d Mon Sep 17 00:00:00 2001
From: Anthony Young <sleepsonthefloor@gmail.com>
Date: Fri, 16 Sep 2011 14:54:20 -0700
Subject: [PATCH] floating ip support, and cleanup functionality

---
 build_lxc.sh       |  5 +++++
 build_lxc_multi.sh | 21 ++++++++++++++-------
 2 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/build_lxc.sh b/build_lxc.sh
index c1ab995b0c..787c4bdf85 100755
--- a/build_lxc.sh
+++ b/build_lxc.sh
@@ -69,6 +69,11 @@ fi
 # Destroy the old container
 lxc-destroy -n $CONTAINER
 
+# If this call is to TERMINATE the container then exit
+if [ "$TERMINATE" = "1" ]; then
+    exit
+fi
+
 # Create the container
 lxc-create -n $CONTAINER -t natty -f $LXC_CONF
 
diff --git a/build_lxc_multi.sh b/build_lxc_multi.sh
index efa7deb8c8..50be4f574f 100755
--- a/build_lxc_multi.sh
+++ b/build_lxc_multi.sh
@@ -4,16 +4,21 @@ HEAD_HOST=${HEAD_HOST:-192.168.1.52}
 COMPUTE_HOSTS=${COMPUTE_HOSTS:-192.168.1.53,192.168.1.54}
 
 # Networking params
-NAMESERVER=${NAMESERVER:-192.168.2.1}
+NAMESERVER=${NAMESERVER:-192.168.1.1}
 GATEWAY=${GATEWAY:-192.168.1.1}
+NETMASK=${NETMASK:-255.255.255.0}
+FLOATING_RANGE=${FLOATING_RANGE:-192.168.1.196/30}
+
+# Setting this to 1 shuts down and destroys our containers without relaunching.
+TERMINATE=${TERMINATE:-0}
 
 # Variables common amongst all hosts in the cluster
-COMMON_VARS="MYSQL_HOST=$HEAD_HOST RABBIT_HOST=$HEAD_HOST GLANCE_HOSTPORT=$HEAD_HOST:9292 NET_MAN=FlatDHCPManager FLAT_INTERFACE=eth0"
+COMMON_VARS="MYSQL_HOST=$HEAD_HOST RABBIT_HOST=$HEAD_HOST GLANCE_HOSTPORT=$HEAD_HOST:9292 NET_MAN=FlatDHCPManager FLAT_INTERFACE=eth0 FLOATING_RANGE=$FLOATING_RANGE MULTI_HOST=1"
 
 # Helper to launch containers
 function run_lxc {
     # For some reason container names with periods can cause issues :/
-    CONTAINER=$1 CONTAINER_IP=$2 CONTAINER_GATEWAY=$GATEWAY NAMESERVER=$NAMESERVER STACKSH_PARAMS="$COMMON_VARS $3" ./build_lxc.sh
+    CONTAINER=$1 CONTAINER_IP=$2 CONTAINER_NETMASK=$NETMASK CONTAINER_GATEWAY=$GATEWAY NAMESERVER=$NAMESERVER TERMINATE=$TERMINATE STACKSH_PARAMS="$COMMON_VARS $3" ./build_lxc.sh
 }
 
 # Launch the head node - headnode uses a non-ip domain name,
@@ -21,10 +26,12 @@ function run_lxc {
 run_lxc STACKMASTER $HEAD_HOST "ENABLED_SERVICES=g-api,g-reg,key,n-api,n-sch,n-vnc,dash,mysql,rabbit"
 
 # Wait till the head node is up
-while ! wget -q -O- http://$HEAD_HOST | grep -q username; do
-    echo "Waiting for head node ($HEAD_HOST) to start..."
-    sleep 5
-done
+if [ ! "$TERMINATE" = "1" ]; then
+    while ! wget -q -O- http://$HEAD_HOST | grep -q username; do
+        echo "Waiting for head node ($HEAD_HOST) to start..."
+        sleep 5
+    done
+fi
 
 # Launch the compute hosts
 for compute_host in ${COMPUTE_HOSTS//,/ }; do