systemrescue-zfs/patches/archiso-v43-06-copytoram.patch

diff -urN archiso-43-a/archiso/initcpio/hooks/archiso archiso-43-b/archiso/initcpio/hooks/archiso
--- archiso-43-a/archiso/initcpio/hooks/archiso	2021-12-31 23:32:15.547000000 +0000
+++ archiso-43-b/archiso/initcpio/hooks/archiso	2021-12-31 23:36:53.081000000 +0000
@@ -247,6 +247,23 @@
 
     _mnt_sfs "/run/archiso/bootmnt/${archisobasedir}/${arch}/airootfs.sfs" "/run/archiso/sfs/airootfs"
 
+    if [[ "${copytoram}" == "y" ]]; then
+        if ls -lh /run/archiso/bootmnt/autorun* >/dev/null 2>/dev/null; then
+            msg ":: Copying autorun scripts to RAM ..."
+            if ! cp -r /run/archiso/bootmnt/autorun* /run/archiso/copytoram/ ; then
+                echo "ERROR: failed to copy '/run/archiso/bootmnt/autorun*' to '/run/archiso/copytoram/'"
+                launch_interactive_shell
+            fi
+        fi
+        if ls -lh /run/archiso/bootmnt/sysrescue.d >/dev/null 2>/dev/null; then
+            msg ":: Copying configuration files to RAM ..."
+            if ! cp -r /run/archiso/bootmnt/sysrescue.d /run/archiso/copytoram/ ; then
+                echo "ERROR: failed to copy '/run/archiso/bootmnt/sysrescue.d' to '/run/archiso/copytoram/'"
+                launch_interactive_shell
+            fi
+        fi
+    fi
+
     [[ "${loadsrm}" == "y" ]] && _mnt_srm "/run/archiso/bootmnt/${archisobasedir}"
 
     if [[ -f "/run/archiso/sfs/airootfs/airootfs.img" ]]; then
@@ -328,6 +328,8 @@
 
     if [[ "${copytoram}" == "y" ]]; then
         umount -d /run/archiso/bootmnt
+        # bind-mount bootmnt to create a stable path, for example for autorun scripts
+        mount --bind /run/archiso/copytoram /run/archiso/bootmnt
     fi
 }