From ccc0e1bbaacce8496d66c733e7fa019d5e576cdc Mon Sep 17 00:00:00 2001
From: Thomas Glanzmann <thomas@glanzmann.de>
Date: Wed, 23 Feb 2022 21:23:04 +0100
Subject: [PATCH] working on rc.local

---
 files/rc.local | 41 ++++++++++++++++++++++++++++++-----------
 1 file changed, 30 insertions(+), 11 deletions(-)

diff --git a/files/rc.local b/files/rc.local
index 651a908..50eca51 100755
--- a/files/rc.local
+++ b/files/rc.local
@@ -2,17 +2,13 @@
 
 # [x] resize root filesystem
 # [x] find root fs uuid
-# [ ] find boot partition
-# [ ] generate fstab
-# [ ] mount boot
+# [x] find boot partition
+# [x] generate fstab
+# [x] mount /boot/efi
 # [ ] install grub
 # [ ] extract wifi firmware
 # [ ] reboots if grub or wifi firmware has changed
 
-my $root_block_device = undef;
-my $root_fs_uuid = undef;
-my $efi_block_device = undef;
-
 sub
 find_root_device
 {
@@ -77,9 +73,32 @@ find_efi_parition
         return $efi_parition;
 }
 
+sub
+generate_fstab
+{
+        my $root_fs_uuid = shift || die;
+        my $efi_fs_uuid = shift || die;
+
+        open(FSTAB, '>', '/etc/fstab') || die ("Can not open fstab");
+        print FSTAB <<EOF;
 
-$root_block_device = find_root_device();
-# system("resize2fs $root_block_device");
+UUID="$root_fs_uuid" /         ext4 defaults 0 0
+UUID="$efi_fs_uuid"  /boot/efi vfat defaults 0 0
+EOF
+        close(FSTAB);
+}
 
-$root_fs_uuid = find_fs_uuid_of_device($root_block_device);
-$efi_block_device = find_efi_parition($root_fs_uuid);
+my $root_block_device = undef;
+my $root_fs_uuid = undef;
+my $efi_block_device = undef;
+my $efi_fs_uuid = undef;
+
+unless (-f '/etc/fstab') {
+        $root_block_device = find_root_device();
+        system("resize2fs $root_block_device");
+        $root_fs_uuid = find_fs_uuid_of_device($root_block_device);
+        $efi_block_device = find_efi_parition($root_fs_uuid);
+        $efi_fs_uuid = find_fs_uuid_of_device($efi_block_device);
+        generate_fstab($root_fs_uuid, $efi_fs_uuid);
+        system('mount /boot/efi');
+}
-- 
2.39.2