added init scripts

create.sh

@@ -8,5 +8,8 @@ cd build
 
 echo_blue "Starting installation at $ROOT."
 
-install_busybox || exit 1
+install_busybox
+install_binary $(which modprobe)
+install_binary $(which switch_root)
+install_init_script
 create_archive

creator_functions.sh

@@ -8,13 +8,12 @@ echo_red() {
   echo -e "\033[0;31m$1\033[0m"
 }
 
-
 # Installs a library. Expects absolute path.
 install_lib() {
   local lib="$1"
   [[ -f "$lib" ]] || {
     echo "Did not find library at path: $lib"
-    return 1
+    exit 1
   }
   
   mkdir -p $(dirname "${ROOT}${lib}")
@@ -29,7 +28,7 @@ install_binary() {
   local binary="$1" lib=''
   [[ -f "$binary" ]] || {
     echo_red "Did not find binary at path: $binary"
-    return 1
+    exit 1
   }
 
   echo_blue "Adding binary to root: $binary"
@@ -50,14 +49,20 @@ install_busybox() {
   [[ -f "$BUSYBOX_PATH" ]] || {
     echo_red "Did not find busybox at $BUSYBOX_PATH"
     echo_red "Please compile or download busybox. You can also change the path."
-    return 1
+    exit 1
   }
-  install_binary "$BUSYBOX_PATH"
+  install_binary "$BUSYBOX_PATH" || return 1
   for applet in $(/usr/lib/initcpio/busybox --list); do
       ln -s busybox "${ROOT}/usr/bin/$applet" 
   done
 }
 
+install_init_script() {
+  cp ../init.sh ${ROOT}/init
+  cp ../init_functions.sh ${ROOT}/
+}
+
 create_archive() {
+  echo_blue "Creating archive..."
   find . | cpio -o -H newc | gzip > detee-$(hostnamectl hostname)-$(uname -r).cpio.gz
 }

init.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+source /init_functions.sh
+load_modules
+mount_root
+exec switch_root /mnt /sbin/init "$@"

init_functions.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+echo_blue() {
+  echo -e "\033[34m$1\033[0m"
+}
+
+echo_red() {
+  echo -e "\033[0;31m$1\033[0m"
+}
+
+load_modules() {
+  modprobe btrfs msr sev-guest || exit 1
+}
+
+create_mounts() {
+    mount -t proc proc /proc -o nosuid,noexec,nodev
+    mount -t sysfs sys /sys -o nosuid,noexec,nodev
+    mount -t devtmpfs dev /dev -o mode=0755,nosuid
+    mount -t tmpfs run /run -o nosuid,nodev,mode=0755
+    mkdir -m755 /run/initramfs
+
+    if [ -e /sys/firmware/efi ]; then
+        mount -t efivarfs efivarfs /sys/firmware/efi/efivars -o nosuid,nodev,noexec
+    fi
+
+    # Setup /dev symlinks
+    if [ -e /proc/kcore ]; then
+        ln -sfT /proc/kcore /dev/core
+    fi
+    ln -sfT /proc/self/fd /dev/fd
+    ln -sfT /proc/self/fd/0 /dev/stdin
+    ln -sfT /proc/self/fd/1 /dev/stdout
+    ln -sfT /proc/self/fd/2 /dev/stderr
+}
+
+mount_root() {
+  mount /dev/vda1 /mnt
+}