Merge pull request #865 from deis/fix-ec2-readme

docs(ec2): add CLI key import, explicit chdir

Author: Gabriel Monroy

contrib/ec2/README.md

@@ -22,6 +22,7 @@ Default output format [None]:
 Generate and upload a new keypair to AWS, ensuring that the name of the keypair is set to "deis".
 ```console
 $ ssh-keygen -q -t rsa -f ~/.ssh/deis -N '' -C deis
+$ aws ec2 import-key-pair --key-name deis --public-key-material file://~/.ssh/deis
 ```
 
 ## Customize cloudformation.json
@@ -41,6 +42,7 @@ read more on how you can customize this cluster by looking at the
 ## Run the provision script
 Run the [cloudformation provision script][pro-script] to spawn a new CoreOS cluster:
 ```console
+$ cd contrib/ec2
 $ ./provision-ec2-cluster.sh
 {
     "StackId": "arn:aws:cloudformation:us-west-1:413516094235:stack/deis/9699ec20-c257-11e3-99eb-50fa01cd4496"

contrib/ec2/cloudformation.json

@@ -2,5 +2,9 @@
     {
         "ParameterKey":     "KeyPair",
         "ParameterValue":   "deis"
+    },
+    {
+        "ParameterKey":     "DiscoveryURL",
+        "ParameterValue":   "https://discovery.etcd.io/06f9b54a2ffe65f072109924604b4cd7"
     }
 ]

contrib/rackspace/README.md

@@ -37,6 +37,7 @@ Edit [user-data](../coreos/user-data) and add a discovery URL. This URL will be
 Run the [Rackspace provision script](provision-rackspace-cluster.sh) to spawn a new CoreOS cluster.
 You'll need to provide the name of the key pair you just added. Optionally, you can also specify a flavor name.
 ```console
+$ cd contrib/rackspace
 $ ./provision-rackspace-cluster.sh
 Usage: provision-rackspace-cluster.sh <key pair name> [flavor]
 $ ./provision-rackspace-cluster.sh deis-key