diff --git a/lib/puppet/type/postgresql_psql.rb b/lib/puppet/type/postgresql_psql.rb
index 1e7b2c4b48..a96ea78b03 100644
--- a/lib/puppet/type/postgresql_psql.rb
+++ b/lib/puppet/type/postgresql_psql.rb
@@ -120,6 +120,8 @@ def matches(value)
     newvalues(:true, :false)
   end
 
+  autorequire(:class) { ['Postgresql::Server::Service'] }
+
   def should_run_sql(refreshing = false)
     onlyif_param = @parameters[:onlyif]
     unless_param = @parameters[:unless]
diff --git a/manifests/server.pp b/manifests/server.pp
index 7509ec97e1..2f2fe1506b 100644
--- a/manifests/server.pp
+++ b/manifests/server.pp
@@ -55,6 +55,11 @@
   $manage_pg_ident_conf       = $postgresql::params::manage_pg_ident_conf,
   $manage_recovery_conf       = $postgresql::params::manage_recovery_conf,
   $module_workdir             = $postgresql::params::module_workdir,
+
+  Hash[String, Hash] $roles         = {},
+  Hash[String, Any] $config_entries = {},
+  Hash[String, Hash] $pg_hba_rules  = {},
+
   #Deprecated
   $version                    = undef,
 ) inherits postgresql::params {
@@ -74,11 +79,33 @@
   # Reload has its own ordering, specified by other defines
   class { "${pg}::reload": require => Class["${pg}::install"] }
 
-  anchor { "${pg}::start": }
-  -> class { "${pg}::install": }
-  -> class { "${pg}::initdb": }
-  -> class { "${pg}::config": }
-  -> class { "${pg}::service": }
-  -> class { "${pg}::passwd": }
-  -> anchor { "${pg}::end": }
+  contain postgresql::server::install
+  contain postgresql::server::initdb
+  contain postgresql::server::config
+  contain postgresql::server::service
+  contain postgresql::server::passwd
+
+  Class['postgresql::server::install']
+  -> Class['postgresql::server::initdb']
+  -> Class['postgresql::server::config']
+  -> Class['postgresql::server::service']
+  -> Class['postgresql::server::passwd']
+
+  $roles.each |$rolename, $role| {
+    postgresql::server::role { $rolename:
+      * => $role,
+    }
+  }
+
+  $config_entries.each |$entry, $value| {
+    postgresql::server::config_entry { $entry:
+      value => $value,
+    }
+  }
+
+  $pg_hba_rules.each |$rule_name, $rule| {
+    postgresql::server::pg_hba_rule { $rule_name:
+      * => $rule,
+    }
+  }
 }
diff --git a/manifests/server/grant.pp b/manifests/server/grant.pp
index 4817326c93..22e1040da7 100644
--- a/manifests/server/grant.pp
+++ b/manifests/server/grant.pp
@@ -413,7 +413,6 @@
     psql_path        => $psql_path,
     unless           => $_unless,
     onlyif           => $_onlyif,
-    require          => Class['postgresql::server']
   }
 
   if($role != undef and defined(Postgresql::Server::Role[$role])) {
diff --git a/manifests/server/reassign_owned_by.pp b/manifests/server/reassign_owned_by.pp
index 812c7e228a..d4d6f5b088 100644
--- a/manifests/server/reassign_owned_by.pp
+++ b/manifests/server/reassign_owned_by.pp
@@ -45,7 +45,6 @@
     psql_group       => $group,
     psql_path        => $psql_path,
     onlyif           => $onlyif,
-    require          => Class['postgresql::server']
   }
 
   if($old_role != undef and defined(Postgresql::Server::Role[$old_role])) {
diff --git a/manifests/server/role.pp b/manifests/server/role.pp
index daef4829d5..c8db8b334c 100644
--- a/manifests/server/role.pp
+++ b/manifests/server/role.pp
@@ -47,10 +47,7 @@
     psql_path  => $psql_path,
     connect_settings => $connect_settings,
     cwd        => $module_workdir,
-    require    => [
-      Postgresql_psql["CREATE ROLE ${username} ENCRYPTED PASSWORD ****"],
-      Class['postgresql::server'],
-    ],
+    require    => Postgresql_psql["CREATE ROLE ${username} ENCRYPTED PASSWORD ****"],
   }
 
   if $ensure == 'present' {
@@ -72,7 +69,7 @@
       command     => "CREATE ROLE \"${username}\" ${password_sql} ${login_sql} ${createrole_sql} ${createdb_sql} ${superuser_sql} ${replication_sql} CONNECTION LIMIT ${connection_limit}",
       unless      => "SELECT 1 FROM pg_roles WHERE rolname = '${username}'",
       environment => $environment,
-      require     => Class['Postgresql::Server'],
+      require     => undef,
     }
 
     postgresql_psql {"ALTER ROLE \"${username}\" ${superuser_sql}":
@@ -128,7 +125,7 @@
     # ensure == absent
     postgresql_psql { "DROP ROLE \"${username}\"":
       onlyif  => "SELECT 1 FROM pg_roles WHERE rolname = '${username}'",
-      require => Class['Postgresql::Server'],
+      require => undef,
     }
   }
 }
diff --git a/manifests/server/tablespace.pp b/manifests/server/tablespace.pp
index cf0b65dc0b..35dd8b7bc6 100644
--- a/manifests/server/tablespace.pp
+++ b/manifests/server/tablespace.pp
@@ -40,7 +40,7 @@
   postgresql_psql { "CREATE TABLESPACE \"${spcname}\"":
     command => "CREATE TABLESPACE \"${spcname}\" LOCATION '${location}'",
     unless  => "SELECT 1 FROM pg_tablespace WHERE spcname = '${spcname}'",
-    require => [Class['postgresql::server'], File[$location]],
+    require => File[$location],
   }
 
   if $owner {
diff --git a/spec/acceptance/overridden_settings_spec.rb b/spec/acceptance/overridden_settings_spec.rb
new file mode 100644
index 0000000000..b956bf10ac
--- /dev/null
+++ b/spec/acceptance/overridden_settings_spec.rb
@@ -0,0 +1,53 @@
+require 'spec_helper_acceptance'
+
+# These tests are designed to ensure that the module, when ran overrides,
+# sets up everything correctly and allows us to connect to Postgres.
+describe 'postgresql::server', unless: UNSUPPORTED_PLATFORMS.include?(fact('osfamily')) do
+  pp = <<-MANIFEST
+    class { 'postgresql::server':
+      roles          => {
+        'testusername' => {
+          password_hash => postgresql_password('testusername', 'supersecret'),
+          createdb      => true,
+        },
+      },
+      config_entries => {
+        max_connections => 200,
+      },
+      pg_hba_rules   => {
+        'from_remote_host' => {
+          type        => 'host',
+          database    => 'mydb',
+          user        => 'myuser',
+          auth_method => 'md5',
+          address     => '192.0.2.100/32',
+        },
+      },
+    }
+
+    postgresql::server::database { 'testusername':
+      owner => 'testusername',
+    }
+  MANIFEST
+
+  it 'with additional hiera entries' do
+    apply_manifest(pp, catch_failures: true)
+    apply_manifest(pp, catch_changes: true)
+  end
+
+  describe port(5432) do
+    it { is_expected.to be_listening }
+  end
+
+  it 'can connect with psql' do
+    psql('--command="\l" postgres', 'postgres') do |r|
+      expect(r.stdout).to match(%r{List of databases})
+    end
+  end
+
+  it 'can connect with psql as testusername' do
+    shell('PGPASSWORD=supersecret psql -U testusername -h localhost --command="\l"') do |r|
+      expect(r.stdout).to match(%r{List of databases})
+    end
+  end
+end
diff --git a/spec/unit/classes/server_spec.rb b/spec/unit/classes/server_spec.rb
index 02d5a95d45..0667567670 100644
--- a/spec/unit/classes/server_spec.rb
+++ b/spec/unit/classes/server_spec.rb
@@ -163,4 +163,58 @@ class { 'postgresql::globals':
       is_expected.to contain_class('postgresql::repo').with_version('99.5')
     end
   end
+
+  describe 'additional roles' do
+    let(:params) do
+      {
+        roles: {
+          username: { createdb: true },
+        },
+      }
+    end
+
+    it { is_expected.to compile.with_all_deps }
+    it { is_expected.to contain_postgresql__server__role('username').with_createdb(true) }
+  end
+
+  describe 'additional config_entries' do
+    let(:params) do
+      {
+        config_entries: {
+          fsync: 'off',
+          checkpoint_segments: '20',
+        },
+      }
+    end
+
+    it { is_expected.to compile.with_all_deps }
+    it { is_expected.to contain_postgresql__server__config_entry('fsync').with_value('off') }
+    it { is_expected.to contain_postgresql__server__config_entry('checkpoint_segments').with_value('20') }
+  end
+
+  describe 'additional pg_hba_rules' do
+    let(:params) do
+      {
+        pg_hba_rules: {
+          from_remote_host: {
+            type: 'host',
+            database: 'mydb',
+            user: 'myuser',
+            auth_method: 'md5',
+            address: '192.0.2.100',
+          },
+        },
+      }
+    end
+
+    it { is_expected.to compile.with_all_deps }
+    it do
+      is_expected.to contain_postgresql__server__pg_hba_rule('from_remote_host')
+        .with_type('host')
+        .with_database('mydb')
+        .with_user('myuser')
+        .with_auth_method('md5')
+        .with_address('192.0.2.100')
+    end
+  end
 end
diff --git a/spec/unit/defines/server/grant_spec.rb b/spec/unit/defines/server/grant_spec.rb
index a41b1f061a..6e9729476c 100644
--- a/spec/unit/defines/server/grant_spec.rb
+++ b/spec/unit/defines/server/grant_spec.rb
@@ -210,7 +210,7 @@ class {'postgresql::server':}
     it { is_expected.to contain_postgresql__server__role('test') }
     it do
       is_expected.to contain_postgresql_psql('grant:test') \
-        .that_requires('Postgresql::Server::Role[test]')
+        .that_requires(['Class[postgresql::server::service]', 'Postgresql::Server::Role[test]'])
     end
   end
 
diff --git a/spec/unit/defines/server/reassign_owned_by_spec.rb b/spec/unit/defines/server/reassign_owned_by_spec.rb
index c71dfa8902..c5a1794e30 100644
--- a/spec/unit/defines/server/reassign_owned_by_spec.rb
+++ b/spec/unit/defines/server/reassign_owned_by_spec.rb
@@ -32,12 +32,13 @@ class {'postgresql::server':}
     MANIFEST
   end
 
+  it { is_expected.to compile.with_all_deps }
   it { is_expected.to contain_postgresql__server__reassign_owned_by('test') }
 
   it {
     is_expected.to contain_postgresql_psql('reassign_owned_by:test:REASSIGN OWNED BY "test_old_role" TO "test_new_role"')
       .with_command('REASSIGN OWNED BY "test_old_role" TO "test_new_role"')
       .with_onlyif(%r{SELECT tablename FROM pg_catalog.pg_tables WHERE\s*schemaname NOT IN \('pg_catalog', 'information_schema'\) AND\s*tableowner = 'test_old_role'.*}m)
-      .that_requires('Class[postgresql::server]')
+      .that_requires('Class[Postgresql::Server::Service]')
   }
 end
diff --git a/spec/unit/defines/server/role_spec.rb b/spec/unit/defines/server/role_spec.rb
index ba8ff8762b..3867eb40ba 100644
--- a/spec/unit/defines/server/role_spec.rb
+++ b/spec/unit/defines/server/role_spec.rb
@@ -66,6 +66,7 @@
         .with_unless("SELECT 1 FROM pg_roles WHERE rolname = 'test'")
         .with_port(5432)
         .with_connect_settings('PGHOST' => 'postgres-db-server', 'DBVERSION' => '9.1', 'PGUSER' => 'login-user', 'PGPASSWORD' => 'login-pass')
+        .that_requires('Class[postgresql::server::service]')
     end
     it 'has alter role for "test" user with password as ****' do
       is_expected.to contain_postgresql_psql('ALTER ROLE test ENCRYPTED PASSWORD ****')
@@ -138,7 +139,7 @@
     end
 
     it 'has drop role for "test" user if ensure absent' do
-      is_expected.to contain_postgresql_psql('DROP ROLE "test"')
+      is_expected.to contain_postgresql_psql('DROP ROLE "test"').that_requires('Class[postgresql::server::service]')
     end
   end
 end
diff --git a/spec/unit/defines/server/tablespace_spec.rb b/spec/unit/defines/server/tablespace_spec.rb
index 96285d56e0..7a3af76679 100644
--- a/spec/unit/defines/server/tablespace_spec.rb
+++ b/spec/unit/defines/server/tablespace_spec.rb
@@ -28,6 +28,7 @@
   end
 
   it { is_expected.to contain_postgresql__server__tablespace('test') }
+  it { is_expected.to contain_postgresql_psql('CREATE TABLESPACE "test"').that_requires('Class[postgresql::server::service]') }
 
   context 'with different owner' do
     let :params do