From 5a3a5e2778c33031c42088fcddd4b5b2eb960bd2 Mon Sep 17 00:00:00 2001
From: Patrick Spek <p.spek@tyil.nl>
Date: Thu, 9 Mar 2023 13:30:52 +0100
Subject: Implement BASHTARD_PLAYBOOK_VARS

---
 lib/subcommands/sync.bash | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'lib/subcommands/sync.bash')

diff --git a/lib/subcommands/sync.bash b/lib/subcommands/sync.bash
index 1ae2aae..8f5e2cd 100644
--- a/lib/subcommands/sync.bash
+++ b/lib/subcommands/sync.bash
@@ -29,6 +29,7 @@ subcommand()
 sync_playbook()
 {
 	local playbook_base="$BASHTARD_ETCDIR/playbooks.d/$BASHTARD_PLAYBOOK"
+	local missing_vars=0
 
 	notice "bashtard/sync" "Running sync for $BASHTARD_PLAYBOOK"
 
@@ -47,5 +48,28 @@ sync_playbook()
 	# shellcheck disable=SC1090,SC1091
 	. "$playbook_base/playbook.bash"
 
+	debug "bashtard/sync" "Checking for \$BASHTARD_PLAYBOOK_VARS"
+
+	# Ensure all required vars are non-empty
+	for key in "${!BASHTARD_PLAYBOOK_VARS[@]}"
+	do
+		# shellcheck disable=SC2086
+		in_args "required" ${BASHTARD_PLAYBOOK_VARS[$key]} || continue
+
+		debug "bashtard/sync" "Checking \$BASHTARD_PLAYBOOK_VARS[$key]"
+
+		if [[ "$(config "$key")" == "" ]]
+		then
+			missing_vars=$(( missing_vars + 1))
+		fi
+	done
+
+	if (( 0 < missing_vars ))
+	then
+		emerg "bashtard/sync" "One or more required variables are unset"
+		return 3
+	fi
+
+	# Run the playbook
 	playbook_sync
 }
-- 
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