COOK-733: added postfix::aliases recipe to manage /etc/aliases

Signed-off-by: jtimberman <joshua@opscode.com>

metadata.rb

@@ -15,6 +15,11 @@ attribute "postfix",
   :description => "Hash of Postfix attributes",
   :type => "hash"
 
+attribute "postfix/aliases",
+  :display_name => "Postfix Aliases",
+  :description => "Hash of Postfix aliases mapping a name to a value.  Example 'root' => 'operator@example.com'.  See aliases man page for details.",
+  :type => "hash"
+
 attribute "postfix/mail_type",
   :display_name => "Postfix Mail Type",
   :description => "Is this node a client or server?",

recipes/aliases.rb

@@ -0,0 +1,13 @@
+require_recipe "postfix"
+
+execute "update-postfix-aliases" do
+  command "newaliases"
+  action :nothing
+end
+
+template "/etc/aliases" do
+  source "aliases.erb"
+  notifies :run, resources("execute[update-postfix-aliases]")
+  #notifies :reload, resources(:service => "postfix")
+end
+

templates/ubuntu-10.04/aliases.erb

@@ -0,0 +1,7 @@
+# See man 5 aliases for format
+postmaster:    root
+
+<% @node[:postfix][:aliases].each do |name, value| %>
+<%= name %>:  "<%= value %>"
+<% end unless @node[:postfix][:aliases].nil? %>
+