Added support for postfix mynetworks and documented global variables

postfix/manifests/init.pp

@@ -1,5 +1,34 @@
 # Install Postfix packages.
 #
+# === Global variables
+#
+#   $mail_domain:
+#       SMTP domain name.
+#
+#   $mail_server:
+#       Optional smarthost used for sending mail.
+#
+#   $postfix_hostname:
+#       Hostname of postfix server. Defaults to $fqdn.
+#
+#   $postfix_interfaces:
+#       Interfaces to listen. Defaults to 'localhost'.
+#
+#   $postfix_networks:
+#       Optional value for mynetworks variable.
+#
+#   $postfix_home_mailbox:
+#       Optional value for home_mailbox variable.
+#
+#   $postfix_rbl:
+#       List of RBL hosts to use.
+#
+#   $postfix_key:
+#       Path to SSL private key. Defaults to puppet client key.
+#
+#   $postfix_cert:
+#       Path to SSL certificate. Defaults to puppet client certificate.
+#
 class postfix {
 
     include ssl