fix(*): use host's IP address

Author: Matthew Fisher

bin/boot

@@ -9,9 +9,6 @@ set -eo pipefail
 # set debug based on envvar
 [[ $DEBUG ]] && set -x
 
-# HACK: get the host IP address through the default gateway
-export HOST=$(netstat -nr | grep '^0\.0\.0\.0' | awk '{print $2}')
-
 # configure etcd
 export ETCD_PORT=${ETCD_PORT:-4001}
 export ETCD="$HOST:$ETCD_PORT"

systemd/deis-controller.service

@@ -3,8 +3,8 @@ Description=deis-controller
 
 [Service]
 TimeoutStartSec=20m
-ExecStartPre=/usr/bin/docker pull deis/controller:latest
-ExecStart=/usr/bin/docker run --name deis-controller -p 8000:8000 -e PUBLISH=8000 deis/controller
+ExecStartPre=/usr/bin/docker pull deis/controller
+ExecStart=/bin/sh -c "HOST_IP=$(/bin/ifconfig eth0 | awk '/inet /{print $2}') && exec /usr/bin/docker run --name deis-controller -p 8000:8000 -e PUBLISH=8000 -e HOST=$HOST_IP deis/controller"
 ExecStop=/usr/bin/docker rm -f deis-controller
 
 [Install]