This starts to fix the scripts so that they load from /usr/lib/crosutils

image_to_vm.sh

 #!/bin/bash
 
 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Script to convert the output of build_image.sh to a VMware image and write a
 # corresponding VMware config file.
 
-# Load common constants.  This should be the first executable line.
-# The path to common.sh should be relative to your script's location.
-. "$(dirname "$0")/common.sh"
-. "$(dirname "$0")/chromeos-common.sh"
-. "$(dirname "$0")/lib/cros_vm_constants.sh"
+# --- BEGIN COMMON.SH BOILERPLATE ---
+# Load common CrOS utilities.  Inside the chroot this file is installed in
+# /usr/lib/crosutils.  Outside the chroot we find it relative to the script's
+# location.
+find_common_sh() {
+  local common_paths=(/usr/lib/crosutils $(dirname "$(readlink -f "$0")"))
+  local path
+
+  SCRIPT_ROOT=
+  for path in "${common_paths[@]}"; do
+    if [ -r "${path}/common.sh" ]; then
+      SCRIPT_ROOT=${path}
+      break
+    fi
+  done
+}
+
+find_common_sh
+. "${SCRIPT_ROOT}/common.sh" || (echo "Unable to load common.sh" && exit 1)
+# --- END COMMON.SH BOILERPLATE ---
+
+# Need to be inside the chroot to load chromeos-common.sh
+assert_inside_chroot
+
+# Load functions and constants for chromeos-install
+. "/usr/lib/installer/chromeos-common.sh" || \
+  die "Unable to load /usr/lib/installer/chromeos-common.sh"
+
+. "${SCRIPT_ROOT}/lib/cros_vm_constants.sh" || \
+  die "Unable to load ${SCRIPT_ROOT}/lib/cros_vm_constants.sh"
 
 get_default_board
-assert_inside_chroot
 
 # Flags
 DEFINE_string board "${DEFAULT_BOARD}" \
   "Board for which the image was built"
 DEFINE_boolean factory $FLAGS_FALSE \
     "Modify the image for manufacturing testing"
 DEFINE_boolean factory_install $FLAGS_FALSE \
     "Modify the image for factory install shim"
 DEFINE_boolean force_copy ${FLAGS_FALSE} "Always rebuild test image"
 DEFINE_string format "qemu" \
@@ skipping 85 matching lines @@
       "${FLAGS_from}/chromiumos_test_image.bin" ${EXTRA_ARGS} --yes
     echo "Done with mod_image_for_test."
   else
     echo "Using cached test image."
   fi
   SRC_IMAGE="${FLAGS_from}/chromiumos_test_image.bin"
   echo "Source test image is: ${SRC_IMAGE}"
 fi
 
 # Memory units are in MBs
-TEMP_IMG="$(dirname ${SRC_IMAGE})/vm_temp_image.bin"
+TEMP_IMG="$(dirname "${SRC_IMAGE}")/vm_temp_image.bin"
 
 # If we're not building for VMWare, don't build the vmx
 if [ "${FLAGS_format}" != "vmware" ]; then
   FLAGS_make_vmx="${FLAGS_FALSE}"
 fi
 
 # Convert args to paths.  Need eval to un-quote the string so that shell
 # chars like ~ are processed; just doing FOO=`readlink -f $FOO` won't work.
 FLAGS_from=`eval readlink -f $FLAGS_from`
 FLAGS_to=`eval readlink -f $FLAGS_to`
@@ skipping 48 matching lines @@
   rmdir "${TEMP_MNT}" "${TEMP_ESP_MNT}"
 }
 trap cleanup INT TERM EXIT
 mkdir -p "${TEMP_MNT}"
 enable_rw_mount "${TEMP_ROOTFS}"
 sudo mount -o loop "${TEMP_ROOTFS}" "${TEMP_MNT}"
 mkdir -p "${TEMP_ESP_MNT}"
 sudo mount -o loop "${TEMP_ESP}" "${TEMP_ESP_MNT}"
 
 if [ "${FLAGS_format}" = "qemu" ]; then
-  sudo python "$(dirname $0)/fixup_image_for_qemu.py" \
+  sudo python "${SCRIPTS_DIR}/fixup_image_for_qemu.py" \
       --mounted_dir="${TEMP_MNT}" \
       --enable_tablet=true
 else
-  sudo python "$(dirname $0)/fixup_image_for_qemu.py" \
+  sudo python "${SCRIPTS_DIR}/fixup_image_for_qemu.py" \
       --mounted_dir="${TEMP_MNT}" \
       --enable_tablet=false
 fi
 
 # Modify the unverified usb template which uses a default usb_disk of sdb3
 sudo sed -i -e 's/sdb3/sda3/g' "${TEMP_MNT}/boot/syslinux/usb.A.cfg"
 
 # Unmount everything prior to building a final image
 sync
 trap - INT TERM EXIT
@@ skipping 74 matching lines @@
   echo "${VMX_CONFIG}"
 fi
 
 
 if [ "${FLAGS_format}" == "qemu" ]; then
   echo "If you have qemu-kvm installed, you can start the image by:"
   echo "sudo kvm -m ${FLAGS_mem} -vga std -pidfile /tmp/kvm.pid -net nic,model=virtio " \
        "-net user,hostfwd=tcp::9222-:22 \\"
   echo "        -hda ${FLAGS_to}/${DEFAULT_QEMU_IMAGE}"
 fi