feat: boot.img.lz4

install-on-metal.sh

@@ -1,37 +1,37 @@
 #! /bin/sh
 
 if [ $# -ne 2 ]; then
-    echo "USAGE: $0 <device> <tar url>"
+    echo "USAGE: $0 <device> <base url>"
 fi
 
 dev=$1
-tar_url=$2
+base_url=$2
 
 : ${MP:=/mnt}
 
 set -ex
 
+mkdir -p $MP
+
 [[ $dev =~ nvme ]] &&
     devp=${dev}p ||
     devp=${dev}
 
-vgdisplay storage || {
-    sgdisk --clear $dev
-    sgdisk \
-        --new=0:4096:+2G --typecode=0:EF00 -c 0:boot \
-        --new=0:0:+2M    --typecode=0:EF02 -c 0:BIOS-BOOT  \
-        --new=0:0:0      --typecode=0:FFFF -c 0:data \
-        --hybrid=1:2 \
-        --print $dev
+if vgdisplay storage; then
+    # the system is already installed, just upgrade
+    mount -t vfat ${devp}1 $MP
+    curl ${base_url}/boot.tar |tar xv -C $MP
+    umount $MP
 
-    mkfs.vfat -n DKLBOOT ${devp}1
+else
+    sgdisk --clear $dev
+
+    curl ${base_url}/boot.img.lz4 |lz4cat >$dev
+
+    sgdisk --move-second-header --new=3:0:0 $dev
 
     pvcreate ${devp}3
     vgcreate storage ${devp}3
-}
+fi
 
 while umount $MP; do true; done
-
-mount -t vfat ${devp}1 $MP
-curl $tar_url |tar xv -C $MP
-umount $MP