From 7f717a7fe9f9c799a6f494d294c552386446bfc2 Mon Sep 17 00:00:00 2001
From: jakoblell <jakob@jakoblell.com>
Date: Sun, 6 Feb 2022 16:13:15 +0100
Subject: [PATCH] Support `/dev/disk/by-id/` symlinks in command-line installer
 (#1422)

* Allow symlinks as target device (for supporting /dev/disk/by-id)

* Use correct test (-L) for checking if it is a symlink

Co-authored-by: Jakob Lell <jakob@srlabs.com>
---
 INSTALL/tool/VentoyWorker.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/INSTALL/tool/VentoyWorker.sh b/INSTALL/tool/VentoyWorker.sh
index 9754e5ed..cdb1dbb8 100644
--- a/INSTALL/tool/VentoyWorker.sh
+++ b/INSTALL/tool/VentoyWorker.sh
@@ -60,6 +60,12 @@ while [ -n "$1" ]; do
             exit 1
         fi
         DISK=$1
+        # Resolve symlinks now, will be needed to look up information about the device in
+        # the /sys/ filesystem, for example /sys/class/block/${DISK#/dev/}/start
+        # The main use case is supporting /dev/disk/by-id/ symlinks instead of raw devices
+        if [ -L "$DISK" ]; then
+            DISK=$(readlink -e -n "$DISK")
+        fi
     fi
     
     shift