Puppet Class: pg_profile::database::db_init

Inherits:
pg_profile
Defined in:
manifests/database/db_init.pp

Summary

This class implements the steps to initialize the database for the foirst time.

Overview

pg_profile::database::db_init

See the file “LICENSE” for the full license governing this code.

Parameters:

  • data_dirs (Array[Stdlib::Absolutepath]) —

    An array of directories for which Puppet will set the properties correct to use them as data directories.

  • log_dirs (Array[Stdlib::Absolutepath]) —

    An array of directories for which Puppet will set the properties correct to use them as log directories.

  • data_dir (Stdlib::Absolutepath) —

    The directory Postgres will use fto store the data files.

  • log_dir (Stdlib::Absolutepath) —

    The directory Postgres will use for after image logging.



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# File 'manifests/database/db_init.pp', line 22

class pg_profile::database::db_init(
  Array[Stdlib::Absolutepath]
            $data_dirs,
  Array[Stdlib::Absolutepath]
            $log_dirs,
  Stdlib::Absolutepath
            $data_dir,
  Stdlib::Absolutepath
            $log_dir,
) inherits pg_profile {

  echo {'Ensure Postgres initial setup':
    withpath => false,
  }
  easy_type::debug_evaluation() # Show local variable on extended debug

  if $facts.dig('os','family') == 'RedHat' and $facts.dig('os','selinux','enabled') == true {
    $data_dir_type = 'postgresql_db_t'
    $log_dir_type = 'postgresql_log_t'
  }

  else {
    $data_dir_type = undef
    $log_dir_type = undef
  }

  #
  # Create all data directories with correct settings
  #
  $data_dirs.each |$dir| {
    unless defined(File[$dir]) {
      file{$dir:
        ensure  => directory,
        owner   => $pg_profile::os_user,
        group   => $pg_profile::os_group,
        seltype => $data_dir_type,
        mode    => '0700',
        before  => Exec['Initialize Postgres Database']
      }
    }
  }
  #
  # Create all data directories with correct settings
  #
  $log_dirs.each |$dir| {
    unless defined(File[$dir]) {
      file{$dir:
        ensure  => directory,
        owner   => $pg_profile::os_user,
        group   => $pg_profile::os_group,
        seltype => $log_dir_type,
        mode    => '0700',
        before  => Exec['Initialize Postgres Database']
      }
    }
  }
  exec { 'Initialize Postgres Database':
    command   => "/usr/pgsql-${pg_profile::version}/bin/initdb -D ${data_dir} -X ${log_dir}",
    creates   => "${data_dir}/PG_VERSION",
    user      => $pg_profile::os_user,
    group     => $pg_profile::os_group,
    logoutput => 'on_failure',
  }

  pg_register { 'localhost':
    os_user    => $pg_profile::os_user,
    database   => 'postgres',
    daemonized => false,
    default    => true,
  }
}