From f231f8b408cbeb4ba1f23d2db9d7484889773cc5 Mon Sep 17 00:00:00 2001
From: Joshua Buysse <buysse@umn.edu>
Date: Sat, 4 Aug 2012 19:06:21 -0500
Subject: [PATCH] [COOK-1520] Added support for enabling procmail to postfix
 cookbook

---
 README.md                     | 3 +++
 attributes/default.rb         | 2 ++
 metadata.rb                   | 5 +++++
 recipes/default.rb            | 7 +++++++
 templates/default/main.cf.erb | 3 +++
 5 files changed, 20 insertions(+)

diff --git a/README.md b/README.md
index 4f12d74..d00d467 100644
--- a/README.md
+++ b/README.md
@@ -57,6 +57,9 @@ See `attributes/default.rb` for default values.
 * `node['postfix']['aliases']` - hash of aliases to create with
   `recipe[postfix::aliases]`, see below under __Recipes__ for more
   information.
+* `node['postfix']['use_procmail']` - set to true if nodes should use
+  procmail as the delivery agent (mailbox_command).
+
 
 Recipes
 =======
diff --git a/attributes/default.rb b/attributes/default.rb
index bc2071b..c8581a9 100644
--- a/attributes/default.rb
+++ b/attributes/default.rb
@@ -33,4 +33,6 @@ default['postfix']['smtp_use_tls']    = "yes"
 default['postfix']['smtp_sasl_user_name'] = ""
 default['postfix']['smtp_sasl_passwd']    = ""
 
+default['postfix']['use_procmail'] = false
+
 default['postfix']['aliases'] = {}
diff --git a/metadata.rb b/metadata.rb
index eb313c3..589bf7e 100644
--- a/metadata.rb
+++ b/metadata.rb
@@ -102,3 +102,8 @@ attribute "postfix/multi_environment_relay",
   :display_name => "Postfix Search for relayhost in any environment",
   :description => "If true, then the client recipe will search any environment instead of just the node's",
   :default => ""
+  
+attribute "postfix/use_procmail",
+  :display_name => "Postfix Use procmail?",
+  :description => "Whether procmail should be used as the local delivery agent for a server",
+  :default => "no"
diff --git a/recipes/default.rb b/recipes/default.rb
index cc479de..e81ac8a 100644
--- a/recipes/default.rb
+++ b/recipes/default.rb
@@ -22,6 +22,13 @@ package "postfix" do
   action :install
 end
 
+if node['postfix']['use_procmail'] then
+  package "procmail" do 
+    action :install
+  end
+end
+
+
 service "postfix" do
   supports :status => true, :restart => true, :reload => true
   action :enable
diff --git a/templates/default/main.cf.erb b/templates/default/main.cf.erb
index 029ce49..75d7310 100644
--- a/templates/default/main.cf.erb
+++ b/templates/default/main.cf.erb
@@ -37,5 +37,8 @@ relayhost = <%= node['postfix']['relayhost'] %>
 mynetworks = <%= node['postfix']['mail_relay_networks'] %>
 inet_interfaces = loopback-only
 <% end -%>
+<% if node['postfix']['use_procmail'] -%>
+mailbox_command = /usr/bin/procmail -a "$EXTENSION"
+<% end -%>
 mailbox_size_limit = 0
 recipient_delimiter = +