modules/profile/manifests/postgresql/backup_dump.pp

   1 define profile::postgresql::backup_dump (
   2   String                             $pg_user  = "postgres",
   3   String                             $pg_group = "postgres",
   4   Optional[Variant[String, Integer]] $pg_port  = undef,
   5 ) {
   6   $base_path        = $title
   7   $pg_path          = "$base_path/postgresql"
   8   $pg_backup_path   = "$base_path/postgresql_backup"
   9   $pg_host          = split($base_path, "/")[-1]
  10
  11   ensure_packages(["python", "python-pip"])
  12   ensure_resource("package", "pylog2rotate", {
  13     source   => "git+https://github.com/avian2/pylog2rotate",
  14     ensure   => present,
  15     provider => "pip3",
  16     require  => Package["python-pip"],
  17   })
  18
  19   file { $pg_backup_path:
  20     ensure  => directory,
  21     owner   => $pg_user,
  22     group   => $pg_group,
  23     mode    => "0700",
  24     require => File[$base_path],
  25   }
  26
  27   if $pg_port and !empty($pg_port) {
  28     $pg_port_arg = " -p $pg_port"
  29   } else {
  30     $pg_port_arg = ""
  31   }
  32
  33   cron::job::multiple { "backup_psql_$pg_host":
  34     ensure  => "present",
  35     require => [File[$pg_backup_path], File[$pg_path]],
  36     jobs    => [
  37       {
  38         command     => "/usr/bin/pg_dumpall -h $pg_path$pg_port_arg -f $pg_backup_path/\$(date -Iseconds).sql",
  39         user        => $pg_user,
  40         hour        => "22,4,10,16",
  41         minute      => 0,
  42         description => "Backup the database",
  43       },
  44       {
  45         command     => "/usr/bin/rm -f $(ls -1 $pg_backup_path/*.sql | grep -v 'T22:' | sort -r | sed -e '1,12d')",
  46         user        => $pg_user,
  47         hour        => 3,
  48         minute      => 0,
  49         description => "Cleanup the database backups",
  50       },
  51       {
  52         command     => "cd $pg_backup_path ; /usr/bin/rm -f $(ls -1 *T22*.sql | log2rotate --skip 7 --fuzz 7 --delete --format='\%Y-\%m-\%dT\%H:\%M:\%S+02:00.sql')",
  53         user        => $pg_user,
  54         hour        => 3,
  55         minute      => 1,
  56         description => "Cleanup the database backups exponentially",
  57       },
  58     ]
  59   }
  60
  61   @profile::monitoring::local_service { "Last postgresql dump in $pg_backup_path is not too old":
  62     sudos => {
  63       "naemon-postgresql-dumps-$pg_host" => "naemon  ALL=($pg_user) NOPASSWD: /usr/bin/find $pg_backup_path -mindepth 1 -maxdepth 1 -printf %T@?n",
  64     },
  65     local => {
  66       check_command => "check_last_file_date!$pg_backup_path!7!$pg_user",
  67     }
  68   }
  69 }