From d1d77a3e4867d547ee4b9a0793d9c374e06990bc Mon Sep 17 00:00:00 2001
From: Marc Beninca <git@marc.beninca.link>
Date: Tue, 30 Jul 2024 12:22:02 +0200
Subject: [PATCH] ubusquash

---
 live/menu/static.sh |  3 +++
 live/source/boot.sh | 42 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+)

diff --git a/live/menu/static.sh b/live/menu/static.sh
index c008b4d..dc1cd5f 100644
--- a/live/menu/static.sh
+++ b/live/menu/static.sh
@@ -9,5 +9,8 @@ menu_split
 menuentry 'bash / latest / tui' --id 'lt' { debsquash '/w/boot/bash/latest/tui' }
 menuentry 'bash / latest / gui' --id 'lg' { debsquash '/w/boot/bash/latest/gui' }
 menu_split
+menuentry 'ubuntu / stable' { ubusquash '/w/boot/ubuntu/stable' }
+menuentry 'ubuntu / latest' { ubusquash '/w/boot/ubuntu/latest' }
+menu_split
 menuentry 'alma / stable' { almsquash '/w/boot/alma/stable' }
 menuentry 'alma / latest' { almsquash '/w/boot/alma/latest' }
diff --git a/live/source/boot.sh b/live/source/boot.sh
index db1e8cf..f2b8faa 100644
--- a/live/source/boot.sh
+++ b/live/source/boot.sh
@@ -84,3 +84,45 @@ live-media-uuid="${data_uuid}" \
     echo "${initrd_path}"
     initrd "${initrd_path}"
 }
+function ubusquash {
+    lmp="${1}"
+    sfs="filesystem.squashfs"
+    #
+    if [ "${check_squashfs}" == 'enforce' ] ; then
+        chk="(${data})${lmp}/${sfs}"
+        echo 'verify_detached'
+        echo "${chk}"
+        if ! verify_detached "${chk}" "${chk}.sig" ; then
+            grub_pause
+            return 1
+        fi
+    fi
+    if [ -f "(${data})${lmp}/vmlinuz" ] ; then
+        linux_path="(${data})${lmp}/vmlinuz"
+        initrd_path="(${data})${lmp}/initrd.img"
+    else
+        linux_path="(squash)/vmlinuz"
+        initrd_path="(squash)/initrd.img"
+        loopback "squash" "${lmp}/${sfs}"
+    fi
+    #
+    echo
+    echo 'linux'
+    echo "${linux_path}"
+    toram='toram'
+    if [ "${live_from}" == 'ram' ] ; then
+        toram="${toram}=${sfs}"
+    fi
+    linux \
+"${linux_path}" \
+boot="live" \
+elevator="deadline" \
+live-media-path="${lmp}" \
+live-media-uuid="${data_uuid}" \
+"${toram}"
+    #
+    echo
+    echo 'initrd'
+    echo "${initrd_path}"
+    initrd "${initrd_path}"
+}