Move backup replication hba_entry to backup_cluster

[mirror/dsa-puppet.git] / modules / postgres / manifests / backup_server.pp

diff --git a/modules/postgres/manifests/backup_server.pp b/modules/postgres/manifests/backup_server.pp
index 2a661c0..84f4c0d 100644 (file)
--- a/modules/postgres/manifests/backup_server.pp
+++ b/modules/postgres/manifests/backup_server.pp
@@ -1,22 +1,115 @@
+# postgres backup server
 class postgres::backup_server {
-       package { 'postgresql-client-9.1':
-               ensure => installed
-       }
-       package { 'postgresql-client-9.4':
-               ensure => installed
-       }
-
-       file { '/usr/local/bin/postgres-make-base-backups':
-               content => template('postgres/postgres-make-base-backups.erb'),
-               mode   => '0555',
-       }
-       if $::hostname in [backuphost] {
-               file { '/etc/cron.d/puppet-postgres-make-base-backups':
-                       content  => "20 1 * * 0 debbackup chronic /usr/local/bin/postgres-make-base-backups\n",
-               }
-       } else  {
-               file { '/etc/cron.d/puppet-postgres-make-base-backups':
-                       content  => "20 0 * * 6 debbackup chronic /usr/local/bin/postgres-make-base-backups\n",
-               }
-       }
+  include postgres::backup_server::globals
+
+  $make_base_backups = '/usr/local/bin/postgres-make-base-backups'
+
+  ensure_packages ( [
+    'libhash-merge-simple-perl',
+    'libyaml-perl',
+    'python-yaml',
+    'pigz',
+    'postgresql-client',
+    'postgresql-client-9.6',
+  ], {
+    ensure => 'installed'
+  })
+
+  ####
+  # Regularly pull base backups
+  #
+  concat { $postgres::backup_server::globals::base_backup_clusters:
+    ensure_newline => true,
+  }
+  Concat::Fragment <<| tag == $postgres::backup_server::globals::tag_base_backup |>>
+
+  file { $make_base_backups:
+    mode    => '0555',
+    content => template('postgres/backup_server/postgres-make-base-backups.erb'),
+  }
+  file { '/var/lib/dsa/postgres-make-base-backups':
+    ensure => directory,
+    owner  => $postgres::backup_server::globals::backup_unix_user,
+    mode   => '0755',
+  }
+  concat::fragment { 'puppet-crontab--postgres-make_base_backups':
+    target  => '/etc/cron.d/puppet-crontab',
+    content => @("EOF")
+      */30 * * * * ${postgres::backup_server::globals::backup_unix_user} sleep $(( RANDOM \% 1200 )); chronic ${make_base_backups}
+      | EOF
+  }
+
+  ####
+  # Maintain authorized_keys file on backup servers for WAL shipping
+  #
+  # do not let other hosts directly build our authorized_keys file,
+  # instead go via a script that somewhat validates intput
+  file { '/usr/local/bin/debbackup-ssh-wrap':
+    source => 'puppet:///modules/postgres/backup_server/debbackup-ssh-wrap',
+    mode   => '0555'
+  }
+  file { '/usr/local/bin/postgres-make-one-base-backup':
+    source => 'puppet:///modules/postgres/backup_server/postgres-make-one-base-backup',
+    mode   => '0555'
+  }
+  ssh::authorized_key_collect { 'postgres::backup_server':
+    target_user => $postgres::backup_server::globals::backup_unix_user,
+    collect_tag => $postgres::backup_server::globals::tag_source_sshkey,
+  }
+
+  ####
+  # Maintain /etc/nagios/dsa-check-backuppg.conf
+  #
+  file { '/etc/dsa/postgresql-backup':
+    ensure => 'directory',
+  }
+  file { '/etc/dsa/postgresql-backup/dsa-check-backuppg.conf.d':
+    ensure  => 'directory',
+    purge   => true,
+    force   => true,
+    recurse => true,
+    notify  => Exec['update dsa-check-backuppg.conf'],
+  }
+  file { '/etc/dsa/postgresql-backup/dsa-check-backuppg.conf.d/globals.conf':
+    content => template('postgres/backup_server/dsa-check-backuppg-globals.conf.erb'),
+    notify  => Exec['update dsa-check-backuppg.conf']
+  }
+  File<<| tag == $postgres::backup_server::globals::tag_dsa_check_backupp |>>
+  exec { 'update dsa-check-backuppg.conf':
+    command     => @(EOF),
+        perl -MYAML=LoadFile,Dump -MHash::Merge::Simple=merge -E 'say Dump(merge(map{LoadFile($_)}@ARGV))' /etc/dsa/postgresql-backup/dsa-check-backuppg.conf.d/*.conf > /etc/nagios/dsa-check-backuppg.conf
+        | EOF
+    provider    => shell,
+    refreshonly => true,
+  }
+
+  file { '/etc/sudoers.d/backup-server':
+    mode    => '0440',
+    content => template('postgres/backup_server/sudoers.erb'),
+  }
+
+
+  ####
+  # Maintain .pgpass file on backup servers
+  # #
+  concat { $postgres::backup_server::globals::pgpassfile:
+    owner => $postgres::backup_server::globals::backup_unix_user,
+    group => $postgres::backup_server::globals::backup_unix_group,
+    mode  => '0400'
+  }
+  Concat::Fragment <<| tag == $postgres::backup_server::globals::tag_source_pgpassline |>>
+
+  ####
+  # Let us connect to the clusters we want
+  #
+  # We export this, and the backup clients collect it
+  #
+  # this rule is only needed for clusters that we do not manage
+  # with postgres::cluster.  Hopefully these will go away with time
+  @@ferm::rule::simple { "pg-backup_server::${::fqdn}":
+    tag         => 'postgres::backup_server::to-client',
+    description => 'Allow access access from backup host',
+    chain       => 'pg-backup',
+    saddr       => $base::public_addresses,
+  }
 }