Defined Type: postgresql::server::instance::systemd

Defined in:
manifests/server/instance/systemd.pp

Summary

This define handles systemd drop-in files for the postgres main instance (default) or additional instances

Overview

Parameters:

  • service_name (String[1]) (defaults to: $name) —

    Overrides the default PostgreSQL service name.

  • drop_in_ensure (Enum[present, absent]) (defaults to: 'present') —

    sets the Systemd drop-in file to present or absent

  • port (Stdlib::Port)
  • datadir (Stdlib::Absolutepath)
  • instance_name (String[1]) (defaults to: $name)
  • extra_systemd_config (Optional[String[1]]) (defaults to: undef) 


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
 
# File 'manifests/server/instance/systemd.pp', line 5

define postgresql::server::instance::systemd (
  Stdlib::Port $port,
  Stdlib::Absolutepath $datadir,
  String[1] $instance_name                  = $name,
  Optional[String[1]] $extra_systemd_config = undef,
  String[1] $service_name                   = $name,
  Enum[present, absent] $drop_in_ensure     = 'present',
) {
  if $facts['service_provider'] == 'systemd' {
    if $facts['os']['family'] in ['RedHat', 'Gentoo'] {
      # RHEL 7 and 8 both support drop-in files for systemd units.
      # Gentoo also supports drop-in files.
      # RHEL based Systems need Variables set for $PGPORT, $DATA_DIR or $PGDATA, thats what the drop-in file is for.
      # For additional instances (!= 'main') we need a new systemd service anyhow and use one systemd-file. no dropin needed.
      #
      # Template uses:
      # - $port
      # - $datadir
      # - $extra_systemd_config
      systemd::dropin_file { "${service_name}.conf":
        ensure  => $drop_in_ensure,
        unit    => "${service_name}.service",
        owner   => 'root',
        group   => 'root',
        content => epp('postgresql/systemd-override.conf.epp', {
            port                 => $port,
            datadir              => $datadir,
            extra_systemd_config => $extra_systemd_config,
          }
        ),
        notify  => Class['postgresql::server::service'],
        before  => Class['postgresql::server::reload'],
      }
    }
  }
}