Script to migrate Memcached provider from Couchbase to Memcachier on Heroku.

heroku_migrate_memcached_service_provider.sh

#!/bin/bash

set -e

if [ $# -lt 1 ]; then
    echo "Usage: $0 APP" >&2
    exit 1
fi
app="$1"

heroku addons:add memcachier --app $app
heroku addons:remove memcache --confirm $app --app $app

tempfile="`mktemp`"
heroku config --app $app > $tempfile
servers=`grep MEMCACHIER_SERVERS $tempfile | awk '{print $2}'`
username=`grep MEMCACHIER_USERNAME $tempfile | awk '{print $2}'`
password=`grep MEMCACHIER_PASSWORD $tempfile | awk '{print $2}'`
heroku config:set MEMCACHE_SERVERS=$servers MEMCACHE_USERNAME=$username MEMCACHE_PASSWORD=$password --app $app
rm "$tempfile"