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#
# 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/>.
# backup folder
$backupdir = "/var/backups"
$backupdir_remote = "$backupdir/remote"
# for data that's going to be encrypted and signed
$backup_include_unencrypted = [ "/etc", "/var", "/home", ]
$backup_exclude_unencrypted = [ "$backupdir_remote", "$backupdir/duplicity", "$backupdir/restore", "/var/cache", "/var/log", "/var/vservers", "/var/chroot", "/root/.cache", "/var/lib/dpkg", "/var/lib/apt", "/var/lib/aptitude/" ]
# for data that were previously encrypted and signed
$backup_include_encrypted = [ "$backupdir/duplicity", ]
$backup_exclude_encrypted = [ "$backupdir/duplicity/.ssh", ]
class backup {
include backupninja::server
include backupninja::client::duplicity
include backupninja::client::rdiff_backup
package { "debconf-utils": ensure => installed, }
package { "hwinfo": ensure => installed, }
case $backup_when {
'': { $backup_when = 'everyday at 01:00' }
}
backupninja::config { "conf":
loglvl => 4,
usecolors => false,
when => $backup_when,
}
file { "$backupdir_remote":
ensure => directory,
owner => root,
group => root,
mode => 0755,
}
file { "/var/log/backup":
ensure => directory,
owner => root,
group => root,
mode => 0755,
}
file { "/etc/logrotate.d/backup":
ensure => present,
owner => root,
group => root,
mode => 0644,
source => "puppet://$server/modules/backup/logrotate.d/backup",
}
# rdiff-check script
file { "/usr/local/sbin/rdiff-check":
content => template('backup/rdiff-check.sh.erb'),
owner => root,
group => root,
mode => 0755,
ensure => present,
}
# check rdiff-backups once a week
cron { "rdiff_check":
command => "/usr/local/sbin/rdiff-check",
user => root,
hour => "0",
minute => "0",
weekday => "0",
ensure => present,
require => File['/usr/local/sbin/rdiff-check'],
}
# rsync-check script
file { "/usr/local/sbin/rsync-check":
content => template('backup/rsync-check.sh.erb'),
owner => root,
group => root,
mode => 0755,
ensure => present,
}
# check rsync-backups once a week
cron { "rsync_check":
command => "/usr/local/sbin/rsync-check",
user => root,
hour => "0",
minute => "0",
weekday => "0",
ensure => present,
require => File['/usr/local/sbin/rsync-check'],
}
# we have to keep that as we have custom changes that
# might not be merged and released in backupninja
file { "/usr/share/backupninja/rsync":
ensure => present,
owner => "root",
group => "root",
mode => 0644,
source => "puppet://$server/modules/backup/handlers/rsync",
}
# sync-backups script
file { "/usr/local/sbin/sync-backups":
owner => root,
group => root,
mode => 0755,
ensure => present,
source => "puppet://$server/modules/backup/sync-backups",
}
# default backupninja::rdiff configuration
define rdiff($port = '22', $ensure = present, $installkey = true) {
backupninja::rdiff { "rdiff-$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.$domain",
home => "$backupdir/remote/$fqdn",
subfolder => "rdiff",
user => "$hostname",
sshoptions => "-p $port",
installkey => $installkey,
backupkeytype => "rsa",
backupkeystore => "puppet:///modules/site-keys",
}
}
define rsync($port = '22', $ensure = present, $installkey = true, $bandwidthlimit = false) {
backupninja::rsync { "rsync-$title.$domain":
# [general]
ensure => $ensure,
installkey => $installkey,
home => "$backupdir/remote/$fqdn",
backupdir => "$backupdir/remote/$fqdn/rsync",
backupkeytype => "rsa",
id_file => "/root/.ssh/id_rsa",
backupkeystore => "puppet:///modules/site-keys",
keepdaily => '4',
keepweekly => '2',
keepmonthly => '2',
format => 'long',
log => "/var/log/backup/rsync-$title.$domain.log",
lockfile => "/var/lock/rsync-$title.$domain.lock",
# [source]
include => $backup_include_encrypted,
exclude => $backup_exclude_encrypted,
# [dest]
user => "$hostname",
host => "$title.$domain",
port => $port,
bandwidthlimit => $bandwidthlimit,
compress => '1',
testconnect => 'yes',
}
}
# local backups using duplicity
define duplicity($encryptkey = false,
$password = false,
$order = 50,
$ensure = present,
$full_if_older_than = "1M",
$remove_older_than = "45D",
$remove_all_but_n_full = "1",
$periodic_check = absent,
$directory = "${backupdir}/duplicity") {
case $encryptkey { false: { err("need to define a key!") } }
case $password { false: { err("need to define password!") } }
include backupninja::client
# backup dest folder
file { "$backupdir/duplicity":
ensure => directory,
owner => "root",
group => "root",
}
# the backupninja rule for this duplicity backup
file { "${backupninja::client::defaults::configdir}/${order}_duplicity-${title}.sh":
ensure => $ensure,
content => template('backup/dup.conf.erb'),
owner => root,
group => root,
mode => 0600,
require => File["${backupninja::client::defaults::configdir}"],
}
# check duplicity backups once a week
cron { "duplicity_check-$title.$domain":
command => "/bin/bash ${backupninja::client::defaults::configdir}/${order}_duplicity-${title}.sh --check",
user => root,
hour => "0",
minute => "0",
weekday => "0",
ensure => $periodic_check,
}
}
}
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