diff --git a/postgresql/manifests/init.pp b/postgresql/manifests/init.pp
new file mode 100644
index 0000000..3bf7916
--- /dev/null
+++ b/postgresql/manifests/init.pp
@@ -0,0 +1,79 @@
+
+# Install PostgreSQL client
+#
+class postgresql::client {
+
+    package { "postgresql":
+        ensure => installed,
+    }
+
+}
+
+
+# Install PostgreSQL server
+#
+# === Parameters:
+#
+#   $datadir:
+#       Data directory for databases.
+#
+class postgresql::server($datadir="/srv/pgsql") {
+
+    case $::operatingsystem {
+        "centos","redhat": {
+            file { "/etc/sysconfig/pgsql/postgresql":
+                ensure  => present,
+                content => "PGDATA=/srv/pgsql\n",
+                mode    => "0644",
+                owner   => "root",
+                group   => "root",
+                require => Package["postgresql-server"],
+                notify  => Service["postgresql"],
+            }
+        }
+        default: {
+            fail("postgresql::server not supported in ${::operatingsystem}")
+        }
+    }
+
+    exec { "service postgresql initdb":
+        user    => "root",
+        path    => "/bin:/usr/bin:/sbin:/usr/sbin",
+        creates => "/srv/pgsql/postgresql.conf",
+        require => File["/srv/pgsql"],
+        before  => Service["postgresql"],
+    }
+
+    if $datadir != "/srv/pgsql" {
+        file { $datadir:
+            ensure => directory,
+            mode   => "0700",
+            owner  => "postgres",
+            group  => "postgres",
+        }
+        file { "/srv/pgsql":
+            ensure  => link,
+            target  => $datadir,
+            owner   => "root",
+            group   => "root",
+            require => File[$datadir],
+        }
+    } else {
+        file { "/srv/pgsql":
+            ensure => directory,
+            mode   => "0700",
+            owner  => "postgres",
+            group  => "postgres",
+        }
+    }
+
+    package { "postgresql-server":
+        ensure => installed,
+    }
+
+    service { "postgresql":
+        ensure => running,
+        enable => true,
+    }
+
+}