Updates for better legibility in lamp-infrastructure example.

lamp-infrastructure/Vagrantfile

@@ -7,7 +7,9 @@ Vagrant.configure("2") do |config|
 
   # General VirtualBox VM configuration.
   config.vm.provider :virtualbox do |v|
+    v.customize ["modifyvm", :id, "--memory", 512]
     v.customize ["modifyvm", :id, "--cpus", 1]
+    v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
     v.customize ["modifyvm", :id, "--ioapic", "on"]
   end
 
@@ -15,12 +17,6 @@ Vagrant.configure("2") do |config|
   config.vm.define "varnish" do |varnish|
     varnish.vm.hostname = "varnish.dev"
     varnish.vm.network :private_network, ip: "192.168.2.2"
-
-    varnish.vm.provider :virtualbox do |v|
-      v.customize ["modifyvm", :id, "--name", "varnish.dev"]
-      v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
-      v.customize ["modifyvm", :id, "--memory", 512]
-    end
   end
 
   # Apache.
@@ -32,8 +28,6 @@ Vagrant.configure("2") do |config|
       inline: "sudo yum update -y"
 
     www1.vm.provider :virtualbox do |v|
-      v.customize ["modifyvm", :id, "--name", "www1.dev"]
-      v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
       v.customize ["modifyvm", :id, "--memory", 256]
     end
   end
@@ -47,8 +41,6 @@ Vagrant.configure("2") do |config|
       inline: "sudo yum update -y"
 
     www2.vm.provider :virtualbox do |v|
-      v.customize ["modifyvm", :id, "--name", "www2.dev"]
-      v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
       v.customize ["modifyvm", :id, "--memory", 256]
     end
   end
@@ -57,24 +49,12 @@ Vagrant.configure("2") do |config|
   config.vm.define "db1" do |db1|
     db1.vm.hostname = "db1.dev"
     db1.vm.network :private_network, ip: "192.168.2.5"
-
-    db1.vm.provider :virtualbox do |v|
-      v.customize ["modifyvm", :id, "--name", "db1.dev"]
-      v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
-      v.customize ["modifyvm", :id, "--memory", 512]
-    end
   end
 
   # MySQL.
   config.vm.define "db2" do |db2|
     db2.vm.hostname = "db2.dev"
     db2.vm.network :private_network, ip: "192.168.2.6"
-
-    db2.vm.provider :virtualbox do |v|
-      v.customize ["modifyvm", :id, "--name", "db2.dev"]
-      v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
-      v.customize ["modifyvm", :id, "--memory", 512]
-    end
   end
 
   # Memcached.
@@ -82,12 +62,6 @@ Vagrant.configure("2") do |config|
     memcached.vm.hostname = "memcached.dev"
     memcached.vm.network :private_network, ip: "192.168.2.7"
 
-    memcached.vm.provider :virtualbox do |v|
-      v.customize ["modifyvm", :id, "--name", "memcached.dev"]
-      v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
-      v.customize ["modifyvm", :id, "--memory", 512]
-    end
-
     # Run Ansible provisioner once for all VMs at the end.
     memcached.vm.provision "ansible" do |ansible|
       ansible.playbook = "configure.yml"

lamp-infrastructure/playbooks/db/main.yml

@@ -9,8 +9,18 @@
     - name: Create dynamic MySQL variables.
       set_fact:
         mysql_users:
-          - { name: mycompany_user, host: "{{ groups['lamp-www'][0] }}", password: secret, priv: "*.*:SELECT" }
-          - { name: mycompany_user, host: "{{ groups['lamp-www'][1] }}", password: secret, priv: "*.*:SELECT" }
+          - {
+            name: mycompany_user,
+            host: "{{ groups['lamp-www'][0] }}",
+            password: secret,
+            priv: "*.*:SELECT"
+          }
+          - {
+            name: mycompany_user,
+            host: "{{ groups['lamp-www'][1] }}",
+            password: secret,
+            priv: "*.*:SELECT"
+          }
         mysql_replication_master: "{{ groups['a4d.lamp.db.1'][0] }}"
     - debug: var=mysql_replication_master
 

lamp-infrastructure/provisioners/digitalocean.yml

@@ -4,7 +4,6 @@
   gather_facts: false
 
   vars:
-    droplet_default_state: present
     droplets:
       - { name: a4d.lamp.varnish, ssh_key: "138954", group: "lamp-varnish" }
       - { name: a4d.lamp.www.1, ssh_key: "138954", group: "lamp-www" }
@@ -16,7 +15,7 @@
   tasks:
     - name: Provision DigitalOcean droplets.
       digital_ocean:
-        state: "{{ item.state | default(droplet_default_state) }}"
+        state: "{{ item.state | default('present') }}"
         command: droplet
         name: "{{ item.name }}"
         private_networking: yes