Add support for --data-checksums on initdb

Author: Adrian Dvergsdal

manifests/globals.pp

@@ -47,6 +47,7 @@
   $repo_baseurl             = undef,
 
   $needs_initdb             = undef,
+  $data_checksums           = undef,
 
   $encoding                 = undef,
   $locale                   = undef,

manifests/params.pp

@@ -12,6 +12,7 @@
   $encoding                   = $postgresql::globals::encoding
   $locale                     = $postgresql::globals::locale
   $timezone                   = $postgresql::globals::timezone
+  $data_checksums             = $postgresql::globals::data_checksums
   $service_ensure             = 'running'
   $service_enable             = true
   $service_manage             = true
@@ -308,6 +309,10 @@
     }
   }
 
+  if($data_checksums && versioncmp($globals_version, '9.3') < 0) {
+    fail('data_checksums require version 9.3 or greater')
+  }
+
   $validcon_script_path = pick($validcon_script_path, '/usr/local/bin/validate_postgresql_connection.sh')
   $initdb_path          = pick($initdb_path, "${bindir}/initdb")
   $pg_hba_conf_path     = pick($pg_hba_conf_path, "${confdir}/pg_hba.conf")

manifests/server.pp

@@ -45,6 +45,7 @@
   $group                      = $postgresql::params::group,
 
   $needs_initdb               = $postgresql::params::needs_initdb,
+  $data_checksums             = $postgresql::params::data_checksums,
 
   $encoding                   = $postgresql::params::encoding,
   $locale                     = $postgresql::params::locale,

manifests/server/initdb.pp

@@ -1,6 +1,7 @@
 # PRIVATE CLASS: do not call directly
 class postgresql::server::initdb {
   $needs_initdb   = $postgresql::server::needs_initdb
+  $data_checksums = $postgresql::server::data_checksums
   $initdb_path    = $postgresql::server::initdb_path
   $datadir        = $postgresql::server::datadir
   $xlogdir        = $postgresql::server::xlogdir
@@ -74,6 +75,11 @@
       default => "${ic_base} --xlogdir '${xlogdir}'"
     }
 
+    $ic_checksums = $data_checksums ? {
+      true    => "${ic_xlog} --data-checksums",
+      default => $ic_xlog,
+    }
+
     # The xlogdir need to be present before initdb runs.
     # If xlogdir is default it's created by package installer
     if($xlogdir) {
@@ -83,8 +89,8 @@
     }
 
     $initdb_command = $locale ? {
-      undef   => $ic_xlog,
-      default => "${ic_xlog} --locale '${locale}'"
+      undef   => $ic_checksums,
+      default => "${ic_checksum} --locale '${locale}'"
     }
 
     # This runs the initdb command, we use the existance of the PG_VERSION