1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
|
# @summary
# "Provider" for Percona XtraBackup/MariaBackup
# @api private
#
class mysql::backup::xtrabackup (
Optional[String] $backupuser = undef,
Optional[Variant[String, Sensitive[String]]] $backuppassword = undef,
String $backupdir = '',
String[1] $maxallowedpacket = '1M',
String[1] $backupmethod = 'xtrabackup',
String[1] $backupdirmode = '0700',
String[1] $backupdirowner = 'root',
String[1] $backupdirgroup = $mysql::params::root_group,
Boolean $backupcompress = true,
Variant[Integer, String[1]] $backuprotate = 30,
String[1] $backupscript_template = 'mysql/xtrabackup.sh.erb',
Optional[String[1]] $backup_success_file_path = undef,
Boolean $ignore_events = true,
Boolean $delete_before_dump = false,
Array[String[1]] $backupdatabases = [],
Boolean $file_per_database = false,
Boolean $include_triggers = true,
Boolean $include_routines = false,
Enum['present', 'absent'] $ensure = 'present',
Variant[Array[String[1]], Array[Integer]] $time = ['23', '5'],
Variant[Boolean, String[1], Array[String[1]]] $prescript = false,
Variant[Boolean, String[1], Array[String[1]]] $postscript = false,
String[1] $execpath = '/usr/bin:/usr/sbin:/bin:/sbin',
Array[String[1]] $optional_args = [],
String[1] $additional_cron_args = '--backup',
Boolean $incremental_backups = true,
Boolean $install_cron = true,
Optional[String[1]] $compression_command = undef,
Optional[String[1]] $compression_extension = undef,
String[1] $backupmethod_package = $mysql::params::xtrabackup_package_name,
Array[String] $excludedatabases = [],
) inherits mysql::params {
stdlib::ensure_packages($backupmethod_package)
$backuppassword_unsensitive = if $backuppassword =~ Sensitive {
$backuppassword.unwrap
} else {
$backuppassword
}
if $backupuser and $backuppassword {
mysql_user { "${backupuser}@localhost":
ensure => $ensure,
password_hash => Deferred('mysql::password', [$backuppassword]),
require => Class['mysql::server::root_password'],
}
# Percona XtraBackup needs additional grants/privileges to work with MySQL 8
if versioncmp($facts['mysql_version'], '8') >= 0 and !(/(?i:mariadb)/ in $facts['mysqld_version']) {
if ($facts['os']['name'] == 'Debian' and versioncmp($facts['os']['release']['major'], '11') >= 0) or
($facts['os']['name'] == 'Ubuntu' and versioncmp($facts['os']['release']['major'], '22.04') >= 0) {
mysql_grant { "${backupuser}@localhost/*.*":
ensure => $ensure,
user => "${backupuser}@localhost",
table => '*.*',
privileges => ['BINLOG MONITOR', 'RELOAD', 'PROCESS', 'LOCK TABLES', 'BACKUP_ADMIN'],
require => Mysql_user["${backupuser}@localhost"],
}
}
else {
mysql_grant { "${backupuser}@localhost/*.*":
ensure => $ensure,
user => "${backupuser}@localhost",
table => '*.*',
privileges => ['RELOAD', 'PROCESS', 'LOCK TABLES', 'REPLICATION CLIENT', 'BACKUP_ADMIN'],
require => Mysql_user["${backupuser}@localhost"],
}
}
mysql_grant { "${backupuser}@localhost/performance_schema.keyring_component_status":
ensure => $ensure,
user => "${backupuser}@localhost",
table => 'performance_schema.keyring_component_status',
privileges => ['SELECT'],
require => Mysql_user["${backupuser}@localhost"],
}
mysql_grant { "${backupuser}@localhost/performance_schema.log_status":
ensure => $ensure,
user => "${backupuser}@localhost",
table => 'performance_schema.log_status',
privileges => ['SELECT'],
require => Mysql_user["${backupuser}@localhost"],
}
}
else {
if $facts['os']['family'] == 'debian' and $facts['os']['release']['major'] == '11' or
($facts['os']['name'] == 'Ubuntu' and versioncmp($facts['os']['release']['major'], '22.04') >= 0) {
mysql_grant { "${backupuser}@localhost/*.*":
ensure => $ensure,
user => "${backupuser}@localhost",
table => '*.*',
privileges => ['BINLOG MONITOR', 'RELOAD', 'PROCESS', 'LOCK TABLES'],
require => Mysql_user["${backupuser}@localhost"],
}
}
else {
mysql_grant { "${backupuser}@localhost/*.*":
ensure => $ensure,
user => "${backupuser}@localhost",
table => '*.*',
privileges => ['RELOAD', 'PROCESS', 'LOCK TABLES', 'REPLICATION CLIENT'],
require => Mysql_user["${backupuser}@localhost"],
}
}
}
}
if $install_cron {
if $facts['os']['family'] == 'RedHat' {
stdlib::ensure_packages('cronie')
} elsif $facts['os']['family'] != 'FreeBSD' {
stdlib::ensure_packages('cron')
}
}
if $incremental_backups {
# Warn if old backups are removed too soon. Incremental backups will fail
# if the full backup is no longer available.
if ($backuprotate.convert_to(Integer) < 7) {
warning('The value for `backuprotate` is too low, it must be set to at least 7 days when using incremental backups.')
}
# The --target-dir uses a more predictable value for the full backup so
# that it can easily be calculated and used in incremental backup jobs.
# Besides that it allows to have multiple full backups.
cron { 'xtrabackup-weekly':
ensure => $ensure,
command => "/usr/local/sbin/xtrabackup.sh --target-dir=${backupdir}/$(date +\\%F)_full ${additional_cron_args}",
user => 'root',
hour => $time[0],
minute => $time[1],
weekday => '0',
require => Package[$backupmethod_package],
}
}
# Wether to use GNU or BSD date format.
case $facts['os']['family'] {
'FreeBSD','OpenBSD': {
$dateformat = '$(date -v-sun +\\%F)_full'
}
default: {
$dateformat = '$(date -d "last sunday" +\\%F)_full'
}
}
$daily_cron_data = ($incremental_backups) ? {
true => {
'directories' => "--incremental-basedir=${backupdir}/${dateformat} --target-dir=${backupdir}/$(date +\\%F_\\%H-\\%M-\\%S)",
'weekday' => '1-6',
},
false => {
'directories' => "--target-dir=${backupdir}/$(date +\\%F_\\%H-\\%M-\\%S)",
'weekday' => '*',
},
}
cron { 'xtrabackup-daily':
ensure => $ensure,
command => "/usr/local/sbin/xtrabackup.sh ${daily_cron_data['directories']} ${additional_cron_args}",
user => 'root',
hour => $time[0],
minute => $time[1],
weekday => $daily_cron_data['weekday'],
require => Package[$backupmethod_package],
}
file { $backupdir:
ensure => 'directory',
mode => $backupdirmode,
owner => $backupdirowner,
group => $backupdirgroup,
}
# TODO: use EPP instead of ERB, as EPP can handle Data of Type Sensitive without further ado
file { 'xtrabackup.sh':
ensure => $ensure,
path => '/usr/local/sbin/xtrabackup.sh',
mode => '0700',
owner => 'root',
group => $mysql::params::root_group,
content => template($backupscript_template),
}
}
|
