From c2af378c6a070ab30378ecad560949c76f3f6be0 Mon Sep 17 00:00:00 2001
From: "Ruben S. Montero" <rsmontero@opennebula.org>
Date: Tue, 14 Nov 2023 18:40:45 +0100
Subject: [PATCH] F #6333: Fix path for multiple disks (2/2)

Update attach-disk action to resolve symlinks for file disks.
---
 src/vmm_mad/remotes/kvm/attach_disk | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/vmm_mad/remotes/kvm/attach_disk b/src/vmm_mad/remotes/kvm/attach_disk
index 1b3398ca22..81e8eaa3ad 100755
--- a/src/vmm_mad/remotes/kvm/attach_disk
+++ b/src/vmm_mad/remotes/kvm/attach_disk
@@ -96,6 +96,22 @@ XML+="<driver name='qemu' type='$(xml_esc "${DRIVER}")'"
 [ -n "${VIRTIO_BLK_QUEUES}" ] && XML+=" queues='$(xml_esc "${VIRTIO_BLK_QUEUES}")'"
 XML+="/>"
 
+if [ "${TYPE_SOURCE}" == "file" ]; then
+    f=$(echo ${SOURCE} | sed 's/[[:space:]]*$//')
+
+    if [[ "${f}" =~ .*/disk\.[0-9]+$ && -L "${f}" ]]; then
+        rl=$(readlink ${f})
+
+        if [ "${rl:0:1}" != "/" ]; then
+            rl="$(dirname ${f})/${rl}"
+        fi
+
+        if [ -e "${rl}" ]; then
+            SOURCE="${rl}"
+        fi
+    fi
+fi
+
 XML+="<source ${TYPE_SOURCE}='$(xml_esc "${SOURCE}")' ${SOURCE_ARGS}>"
 XML+="${SOURCE_HOST}"
 XML+="</source>"