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# File 'manifests/server/config_entry.pp', line 7
define postgresql::server::config_entry (
Enum['present', 'absent'] $ensure = 'present',
$value = undef,
$path = false
) {
$postgresql_conf_path = $postgresql::server::postgresql_conf_path
$target = $path ? {
false => $postgresql_conf_path,
default => $path,
}
# Those are the variables that are marked as "(change requires restart)"
# on postgresql.conf. Items are ordered as on postgresql.conf.
#
# XXX: This resource supports setting other variables without knowing
# their names. Do not add them here.
$requires_restart_until = {
'data_directory' => undef,
'hba_file' => undef,
'ident_file' => undef,
'external_pid_file' => undef,
'listen_addresses' => undef,
'port' => undef,
'max_connections' => undef,
'superuser_reserved_connections' => undef,
'unix_socket_directory' => '9.3', # Turned into "unix_socket_directories"
'unix_socket_directories' => undef,
'unix_socket_group' => undef,
'unix_socket_permissions' => undef,
'bonjour' => undef,
'bonjour_name' => undef,
'ssl' => '10',
'ssl_ciphers' => '10',
'ssl_prefer_server_ciphers' => '10', # New on 9.4
'ssl_ecdh_curve' => '10', # New on 9.4
'ssl_cert_file' => '10', # New on 9.2
'ssl_key_file' => '10', # New on 9.2
'ssl_ca_file' => '10', # New on 9.2
'ssl_crl_file' => '10', # New on 9.2
'shared_buffers' => undef,
'huge_pages' => undef, # New on 9.4
'max_prepared_transactions' => undef,
'max_files_per_process' => undef,
'shared_preload_libraries' => undef,
'max_worker_processes' => undef, # New on 9.4
'old_snapshot_threshold' => undef, # New on 9.6
'wal_level' => undef,
'wal_log_hints' => undef, # New on 9.4
'wal_buffers' => undef,
'archive_mode' => undef,
'max_wal_senders' => undef,
'max_replication_slots' => undef, # New on 9.4
'track_commit_timestamp' => undef, # New on 9.5
'hot_standby' => undef,
'logging_collector' => undef,
'cluster_name' => undef, # New on 9.5
'silent_mode' => '9.2', # Removed
'track_activity_query_size' => undef,
'autovacuum_max_workers' => undef,
'autovacuum_freeze_max_age' => undef,
'autovacuum_multixact_freeze_max_age' => undef, # New on 9.5
'max_locks_per_transaction' => undef,
'max_pred_locks_per_transaction' => undef,
}
Exec {
logoutput => 'on_failure',
}
if ! ($name in $requires_restart_until and (
! $requires_restart_until[$name] or
versioncmp($postgresql::server::_version, $requires_restart_until[$name]) < 0
)) {
Postgresql_conf {
notify => Class['postgresql::server::reload'],
}
} elsif $postgresql::server::service_restart_on_change {
Postgresql_conf {
notify => Class['postgresql::server::service'],
}
} else {
Postgresql_conf {
before => Class['postgresql::server::service'],
}
}
# We have to handle ports and the data directory in a weird and
# special way. On early Debian and Ubuntu and RHEL we have to ensure
# we stop the service completely. On RHEL 7 we either have to create
# a systemd override for the port or update the sysconfig file, but this
# is managed for us in postgresql::server::config.
if $facts['os']['name'] == 'Debian' or $facts['os']['name'] == 'Ubuntu' {
if $name == 'data_directory' {
exec { "postgresql_stop_${name}":
command => "service ${postgresql::server::service_name} stop",
onlyif => "service ${postgresql::server::service_name} status",
unless => "grep \"data_directory = '${value}'\" ${postgresql::server::postgresql_conf_path}",
path => '/usr/sbin:/sbin:/bin:/usr/bin:/usr/local/bin',
before => Postgresql_conf[$name],
}
}
}
if $facts['os']['family'] == 'RedHat' {
if ! ($facts['os']['release']['major'] in ['7', '8'] or $facts['os']['name'] == 'Fedora') {
if $name == 'port' {
# We need to force postgresql to stop before updating the port
# because puppet becomes confused and is unable to manage the
# service appropriately.
exec { "postgresql_stop_${name}":
command => "service ${postgresql::server::service_name} stop",
onlyif => "service ${postgresql::server::service_name} status",
unless => "grep 'PGPORT=${value}' /etc/sysconfig/pgsql/postgresql",
path => '/sbin:/bin:/usr/bin:/usr/local/bin',
require => File['/etc/sysconfig/pgsql/postgresql'],
}
-> augeas { 'override PGPORT in /etc/sysconfig/pgsql/postgresql':
lens => 'Shellvars.lns',
incl => '/etc/sysconfig/pgsql/postgresql',
context => '/files/etc/sysconfig/pgsql/postgresql',
changes => "set PGPORT ${value}",
require => File['/etc/sysconfig/pgsql/postgresql'],
notify => Class['postgresql::server::service'],
before => Class['postgresql::server::reload'],
}
} elsif $name == 'data_directory' {
# We need to force postgresql to stop before updating the data directory
# otherwise init script breaks
exec { "postgresql_${name}":
command => "service ${postgresql::server::service_name} stop",
onlyif => "service ${postgresql::server::service_name} status",
unless => "grep 'PGDATA=${value}' /etc/sysconfig/pgsql/postgresql",
path => '/sbin:/bin:/usr/bin:/usr/local/bin',
require => File['/etc/sysconfig/pgsql/postgresql'],
}
-> augeas { 'override PGDATA in /etc/sysconfig/pgsql/postgresql':
lens => 'Shellvars.lns',
incl => '/etc/sysconfig/pgsql/postgresql',
context => '/files/etc/sysconfig/pgsql/postgresql',
changes => "set PGDATA ${value}",
require => File['/etc/sysconfig/pgsql/postgresql'],
notify => Class['postgresql::server::service'],
before => Class['postgresql::server::reload'],
}
}
}
}
postgresql_conf { $name:
ensure => $ensure,
target => $target,
value => $value,
require => Class['postgresql::server::initdb'],
}
}
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