demo/digitalocean: packer parent dir must exist, fix upstart

demo/digitalocean/packer/nomad.packer.json

@@ -25,7 +25,8 @@
         "# Temporarily disabled until public release. Uncomment",
         "# and remove the above file provisioner.",
         "#curl -o /tmp/nomad.zip -L {{ user `bin_url` }}",
-        "sudo unzip -d /usr/local/bin /tmp/nomad.zip"
+        "sudo unzip -d /usr/local/bin /tmp/nomad.zip",
+        "mkdir -p /usr/local/etc/nomad"
       ]
     },
     {

demo/digitalocean/packer/upstart.nomad

@@ -8,5 +8,5 @@ respawn
 script
     CONFIG_DIR=/usr/local/etc/nomad
     mkdir -p $CONFIG_DIR
-    exec /usr/local/bin/nomad -config $CONFIG_DIR >> /var/log/nomad.log 2>&1
+    exec /usr/local/bin/nomad agent -config $CONFIG_DIR >> /var/log/nomad.log 2>&1
 end script

demo/digitalocean/terraform/templates/server.hcl.tpl

@@ -1,5 +0,0 @@
-datacenter = "${datacenter}"
-server {
-    enabled = true
-    bootstrap_expect = 3
-}