Hide errors of empty pkg. or svc. variables

2 files changed, 11 insertions, 2 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 88bbfa8..edea419 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,6 +31,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   write the variable to the PGP encrypted host variable file
   (`hosts.d/$host.pgp`), again using `sq`. The key to use for encryption can be
   configured with `bashtard.secrets.key.id`.
+- The error thrown when a variable wasn't defined is now removed if the variable
+  started with either `pkg.` or `svc.`. This is intended to make it unnecessary
+  to define a default for these variables, but still allowing it to be
+  overridden with `os.d` entries.
 
 ### Fixed
 
diff --git a/lib/util/config.bash b/lib/util/config.bash
index fddc82c..5dff25c 100644
--- a/lib/util/config.bash
+++ b/lib/util/config.bash
@@ -100,8 +100,13 @@ config_for() {
 		return
 	fi
 
-	# Error
-	alert "bashtard/config_for" "No configuration value for $key"
+	# Not all cases need to throw an explicit error
+	case "$key" in
+		pkg.*) return ;;
+		svc.*) return ;;
+		# Error
+		*) alert "bashtard/config_for" "No configuration value for $key"
+	esac
 }
 
 config_subkeys_for() {