From 53a8fac1ce2454461e98d17b4543a493a1b286d1 Mon Sep 17 00:00:00 2001
From: Patrick Spek <p.spek@tyil.nl>
Date: Wed, 4 May 2022 12:45:57 +0200
Subject: Add var subcommand

---
 lib/subcommands/var.bash | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 lib/subcommands/var.bash

(limited to 'lib/subcommands')

diff --git a/lib/subcommands/var.bash b/lib/subcommands/var.bash
new file mode 100644
index 0000000..60bfe81
--- /dev/null
+++ b/lib/subcommands/var.bash
@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+
+# SPDX-FileCopyrightText: 2022 Patrick Spek <p.spek@tyil.nl>
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
+subcommand()
+{
+	local key
+	local value
+
+	# TODO: Handle opts
+
+	key="$1" ; shift
+	value="$1" ; shift
+
+	if [[ -z "$key" ]]
+	then
+		emerg "bashtard/var" "You must supply a key"
+		return 3
+	fi
+
+	if [[ -z "$value" ]]
+	then
+		# Just show the value of the given key
+		printf "%s=%s\n" "$key" "$(config "$key")"
+		return
+	fi
+
+	# Set the var for this specific host
+	local kvfile
+	local buffer
+
+	kvfile="$BASHTARD_ETCDIR/hosts.d/${BASHTARD_PLATFORM[fqdn]}"
+	buffer="$(tmpfile)"
+
+	grep -v "^$key=" < "$kvfile" > "$buffer"
+	printf "%s=%s\n" "$key" "$value" >> "$buffer"
+	sort "$buffer" > "$kvfile"
+}
-- 
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