Make the instructions simpler and clearer on how to run the prepare-rackspace-image.sh script. Run from curl | bash

Author: stackedsax

contrib/rackspace/README.md

@@ -30,28 +30,23 @@ Provision a Deis Controller on Rackspace
     ```
 
 1. Prepare a new server
-    1. Create a server named `deis_prepare_image` using the Ubuntu 12.04 LTS image, performance1-2, 1GB performance server
+    1. Create a server named `deis-prepare-image` using the Ubuntu 12.04 LTS image, performance1-2, 1GB performance server
     1. SSH in as root with the password shown
     1. Install the 3.8 kernel with: ```apt-get update && apt-get install -yq linux-image-generic-lts-raring linux-headers-generic-lts-raring && reboot```
     1. After reboot is complete, SSH back in as root and `uname -r` to confirm kernel is `3.8.0-35-generic`
     1. Run the `prepare-rackspace-image.sh` script to optimize the image for fast boot times
 
         ```console
-        $ ./contrib/rackspace/prepare-rackspace-image.sh
-        + dpkg -l 'linux-*'
-        + xargs sudo apt-get -y purge
-        ++ uname -r
-        ++ sed 's/\(.*\)-\([^0-9]\+\)/\1/'
+        $ \curl -sSL https://raw2.github.com/opdemand/deis/master/contrib/rackspace/prepare-rackspace-image.sh | bash
+        Reading package lists... Done
+        Building dependency tree
+        Reading state information... Done
         ...
-        + rm -f /root/.ssh/authorized_keys
-        + find /var/log -type f
-        + xargs rm
-        + sync
         ```
 
-1. Create a new image from the server named "deis-base-image".
-    1. In the server list in the Control Panel click the action cog for `deis_prepare_image`
-    1. Select "Create New Image" name that image "deis-base-image"
+1. Create a new image from the `deis-prepare-image` server named `deis-base-image`.
+    1. In the server list in the Control Panel click the action cog for `deis-prepare-image`
+    1. Select "Create New Image" name that image `deis-base-image`
     1. (optionally) Distribute the image to other regions
     1. (optionally) Create/update your Deis flavors to use your new images