From 3da4d201229b7ab444c3aa7338c99309b0661686 Mon Sep 17 00:00:00 2001
From: Evan Pratten <evan@ewpratten.com>
Date: Sun, 28 Apr 2024 12:01:47 -0400
Subject: [PATCH] make wg-reload be its own thing

---
 configs/shells/bash/macros.sh |  9 ---------
 scripts/wg-reload             | 17 +++++++++++++++++
 2 files changed, 17 insertions(+), 9 deletions(-)
 create mode 100644 scripts/wg-reload

diff --git a/configs/shells/bash/macros.sh b/configs/shells/bash/macros.sh
index b3c4114..d0f0b63 100644
--- a/configs/shells/bash/macros.sh
+++ b/configs/shells/bash/macros.sh
@@ -163,15 +163,6 @@ wg-restart() {
     fi
 }
 
-# Reload a wireguard link without stopping it
-wg-reload() {
-    if [ $# != 1 ]; then
-        echo "Usage: wg-reload <interface>"
-    else
-        sudo bash -c "wg syncconf $1 <(wg-quick strip $1)"
-    fi
-}
-
 # Edit a wireguard config file
 wg-edit() {
     if [ $# != 1 ]; then
diff --git a/scripts/wg-reload b/scripts/wg-reload
new file mode 100644
index 0000000..6cf26b5
--- /dev/null
+++ b/scripts/wg-reload
@@ -0,0 +1,17 @@
+#! /bin/bash
+set -e
+
+if [ $# != 1 ]; then
+    echo "Usage: wg-reload <interface>"
+    exit 1
+fi
+
+# Check if we have permission to run `wg`
+if [ "$(id -u)" -ne 0 ]; then
+    # Re-launch this script as root
+    exec sudo "$0" "$@"
+    exit $?
+fi
+
+# Reload the WireGuard interface
+wg syncconf $1 <(wg-quick strip $1)