Merge pull request #43 from Itxaka/fix_recovery_v3

Signed-off-by: Itxaka <itxaka.garcia@spectrocloud.com>

tools-image/raw-images.sh

@@ -10,6 +10,7 @@
 : "${OEM_LABEL:=COS_OEM}"
 : "${RECOVERY_LABEL:=COS_RECOVERY}"
 : "${EXTEND:=}"
+: "${RECOVERY_SIZE:=2048}"
 
 DIRECTORY=$1
 OUT=${2:-disk.raw}
@@ -34,7 +35,8 @@ mv recovery.squashfs /build/root/cOS/recovery.squashfs
 grub2-editenv /build/root/grub_oem_env set "default_menu_entry=Kairos"
 
 # Create a 2GB filesystem for RECOVERY including the contents for root (grub config and squasfs container)
-truncate -s $((2048*1024*1024)) rootfs.part
+# shellcheck disable=SC2004
+truncate -s $(($RECOVERY_SIZE*1024*1024)) rootfs.part
 mkfs.ext2 -L "${RECOVERY_LABEL}" -d /build/root rootfs.part
 
 # Create the EFI partition FAT16 and include the EFI image and a basic grub.cfg
@@ -76,4 +78,4 @@ fi
 sgdisk -n 1:2048:+2M -c 1:legacy -t 1:EF02 $OUT
 sgdisk -n 2:0:+20M -c 2:UEFI -t 2:EF00 $OUT
 sgdisk -n 3:0:+64M -c 3:oem -t 3:8300 $OUT
-sgdisk -n 4:0:+2048M -c 4:root -t 4:8300 $OUT
+sgdisk -n 4:0:+${RECOVERY_SIZE}M -c 4:root -t 4:8300 $OUT