From b976c694c4155ad8a7cf2ed98de85162077c8def Mon Sep 17 00:00:00 2001
From: Benedikt Trefzer <benedikt.trefzer@cirrax.com>
Date: Wed, 13 Sep 2023 11:57:03 +0200
Subject: [PATCH] hash merge the mollyguard::checks parameter by default

---
 REFERENCE.md      |  3 ++-
 data/common.yaml  |  7 +++++++
 hiera.yaml        | 10 ++++++++++
 manifests/init.pp |  3 ++-
 4 files changed, 21 insertions(+), 2 deletions(-)
 create mode 100644 data/common.yaml
 create mode 100644 hiera.yaml

diff --git a/REFERENCE.md b/REFERENCE.md
index 76faf21..7d2e19d 100644
--- a/REFERENCE.md
+++ b/REFERENCE.md
@@ -53,7 +53,8 @@ Default value: `['molly-guard']`
 
 Data type: `Hash`
 
-Hash of additional checks to install, defaults to {}
+Hash of additional checks to install, defaults to {}.
+This parameter is hiera hash merged by default.
 
 Example (hiera):
   mollyguard::checks:
diff --git a/data/common.yaml b/data/common.yaml
new file mode 100644
index 0000000..c3c1a69
--- /dev/null
+++ b/data/common.yaml
@@ -0,0 +1,7 @@
+---
+# common settings for puppet-mollyguard
+#
+
+lookup_options:
+  mollyguard::checks:
+    merge: 'hash'
diff --git a/hiera.yaml b/hiera.yaml
new file mode 100644
index 0000000..66a2f56
--- /dev/null
+++ b/hiera.yaml
@@ -0,0 +1,10 @@
+---
+version: 5
+
+defaults:
+  datadir: 'data'
+  data_hash: 'yaml_data'
+
+hierarchy:
+  - name: 'common'
+    path: 'common.yaml'
diff --git a/manifests/init.pp b/manifests/init.pp
index 8eac8b4..906f3fe 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -5,7 +5,8 @@
 # @param packages
 #   Array of packages to install, defaults to ['molly-guard']
 # @param checks
-#   Hash of additional checks to install, defaults to {}
+#   Hash of additional checks to install, defaults to {}.
+#   This parameter is hiera hash merged by default.
 #
 #   Example (hiera):
 #     mollyguard::checks: