From 00a0ba11f1e3b6d7a64a29e14211c0800e836f2c Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Mon, 29 May 2017 18:35:17 +0200
Subject: Automatically launch the install.

---
 preseed.sh | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

(limited to 'preseed.sh')

diff --git a/preseed.sh b/preseed.sh
index c1226d1..0ab9513 100755
--- a/preseed.sh
+++ b/preseed.sh
@@ -47,11 +47,21 @@ rmdir "$mountdir"
 cp preseed.cfg "$isoeditdir/"
 md5sum ./preseed.cfg >> "$isoeditdir/md5sum.txt"
 
-cfg="$isoeditdir/isolinux/*.cfg"
-[ -f $isoeditdir/boot/grub/grub.cfg ] && cfg="$cfg $isoeditdir/boot/grub/grub.cfg"
-sed -ri 's@^\s+(append|linux)\s(.*\s)?auto=true\s(.*\s)?priority=critical\b@& preseed/file=/cdrom/preseed.cfg@' $cfg
+kernel="$(sed -rn '/^\s+kernel\s+/                           {s///p;  q}' $isoeditdir/isolinux/txt.cfg)"
+initrd="$(sed -rn '/^\s+append\s(.*\s)?initrd=(\S+)(\s.*)?$/ {s//\2/p;q}' $isoeditdir/isolinux/txt.cfg)"
+cat >$isoeditdir/isolinux/isolinux.cfg <<-EOF
+	default install
+	label install
+	    kernel $kernel
+	    append initrd=$initrd preseed/file=/cdrom/preseed.cfg auto=true --- fb=false
+EOF
 # ^ no need to update isolinux' checksum, as it's not in './md5sum.txt'.
 
+if [ -f $isoeditdir/boot/grub/grub.cfg ]; then
+    sed -ri 's@^\s+linux\s(.*\s)?auto=true\s(.*\s)?priority=critical\b@& preseed/file=/cdrom/preseed.cfg@' \
+		"$isoeditdir/boot/grub/grub.cfg"
+fi
+
 mkdir "$isoeditdir/include"
 rsync -aL ./include/ "$isoeditdir/include"/
 find -L ./include \( \! -name '.*' -a -type f \) -print0 | \
-- 
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