add helper script for provisioning an ec2 controller

Author: Gabriel Monroy

contrib/provision-ec2-controller.sh

@@ -0,0 +1,68 @@
+#!/bin/sh
+
+# ec2 settings
+region="us-west-2"
+image="ami-bf41d28f"
+flavor="m1.large"
+ebs_size=100
+sg_name=deis-controller
+sg_src=0.0.0.0/0
+key_name=deis-controller
+export EC2_URL=https://ec2.$region.amazonaws.com/
+
+# ssh settings
+ssh_key_path=~/.ssh/$key_name
+ssh_user="ubuntu"
+
+# chef settings
+node_name="deis-controller"
+run_list="recipe[deis::default],recipe[deis::gitosis],recipe[deis::build],recipe[deis::postgresql],recipe[deis::server]"
+
+function echo_color {
+  echo "\033[1m$1\033[0m"
+}
+
+# create security group and authorize ingress
+if ! ec2-describe-group | grep -q "$sg_name"; then
+  echo_color "Creating security group: $sg_name"
+  set -x
+  ec2-create-group $sg_name -d "Managed by Deis"
+  set +x
+  echo_color "Authorizing TCP ports 22,80,443 from $sg_src..."
+  set -x
+  ec2-authorize deis-controller -P tcp -p 22 -s $sg_src >/dev/null
+  ec2-authorize deis-controller -P tcp -p 80 -s $sg_src >/dev/null
+  ec2-authorize deis-controller -P tcp -p 443 -s $sg_src >/dev/null
+  set +x
+else
+  echo_color "Security group $sg_name exists"
+fi
+
+# create ssh keypair and store it
+if ! test -e $ssh_key_path; then
+  echo "Creating new SSH key: $key_name"
+  set -x
+  ec2-create-keypair $key_name > $ssh_key_path
+  chmod 600 $ssh_key_path
+  set +x
+  echo "Saved to $ssh_key_path"
+else
+  echo_color "SSH key $ssh_key_path exists"
+fi
+
+# trigger ec2 instance bootstrap
+echo_color "Provisioning $node_name with knife ec2..."
+set -x
+knife ec2 server create \
+ --region $region \
+ --image $image \
+ --flavor $flavor \
+ --groups $sg_name \
+ --tags Name=$node_name \
+ --ssh-key $key_name \
+ --ssh-user $ssh_user \
+ --identity-file $ssh_key_path \
+ --node-name $node_name \
+ --ebs-size $ebs_size \
+ --run-list $run_list
+set +x