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diff --git a/manifests/init.pp b/manifests/init.pp
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+++ b/manifests/init.pp
@@ -0,0 +1,91 @@
+#
+# General backup conventions and definitions according to
+# http://padrao.sarava.org/trac/wiki/Backups/Convencoes
+#
+# This module is distributed under the GNU Affero General Public License:
+# 
+# Backup module for puppet
+# Copyright (C) 2009 Sarava Group
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+# 
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# for data that's going to be encrypted and signed
+$backup_include_unencrypted = [ "/etc", "/var", "/home", ]
+$backup_exclude_unencrypted = [ "/var/backups/remote", "/var/vservers", "/var/backups/duplicity" ]
+
+# for data that were previously encrypted and signed
+$backup_include_encrypted = [ "/var/backups/duplicity", ]
+$backup_exclude_encrypted = [ "/var/backups/duplicity/.ssh", ]
+
+class backup {
+
+  package { "rdiff-backup": ensure => installed, }
+  package { "debconf-utils": ensure => installed, }
+
+  backupninja::config { "conf":
+  	loglvl => 4,
+  	usecolors => false,
+  }
+
+  # default backupninja::rdiff configuration
+  define rdiff($port = '22', $ensure = present, $installkey = false) {
+    backupninja::rdiff { "rdiff-$title.$domain":
+      ensure     => $ensure,
+      options    => "--remote-schema 'ssh -p $port -C %s rdiff-backup --server'",
+      # [source]
+      keep       => "10",
+      include    => $backup_include_encrypted,
+      exclude    => $backup_exclude_encrypted,
+      # [dest]
+      type       => "remote",
+      host       => "$title.$domain",
+      directory  => "/var/backups/remote/$fqdn/rdiff",
+      user       => "$hostname",
+      sshoptions => "-p $port",
+      installkey => $installkey,
+    }
+  }
+
+  # local backups using duplicity
+  define duplicity($encryptkey = false,
+                   $password = false,
+                   $order = 50,
+                   $ensure = present,
+                   $full_if_older_than = "1M",
+                   $remove_older_than = "45D",
+                   $directory = "/var/backups/duplicity") {
+
+    case $encryptkey { false: { err("need to define a key!") } }
+    case $password { false: { err("need to define password!") } }
+
+    include backupninja::client
+
+    # backup dest folder
+    file { "/var/backups/duplicity":
+      ensure  => directory,
+      owner   => "root",
+      group   => "root",
+    }
+
+    # the backupninja rule for this duplicity backup
+    file { "${backupninja::client::configdir}/${order}_duplicity-${title}.sh":
+      ensure  => $ensure,
+      content => template('backup/dup.conf.erb'),
+      owner   => root,
+      group   => root,
+      mode    => 0600,
+      require => File["${backupninja::client::configdir}"]
+    }
+  }
+}