diskimage-builder/elements/ramdisk/post-install.d/99-build-ramdisk
Chris Jones 8d1ce9c0c3 Build ramdisks in an image chroot.
Ramdisks are now built inside a chroot which is built by the normal
image build process. Doing so improves our independence of the
precise state of the build host.

This fixes bug 1194055.

Change-Id: Ibc254fbb9e7b404b5f38c1b35bcde8a4136e8e28
2013-07-12 11:09:35 +01:00

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#!/bin/bash
set -e
set -x
_LIB="/tmp/ramdisk-build"
source $_LIB/common-defaults
source $_LIB/img-defaults
source $_LIB/ramdisk-defaults
source $_LIB/common-functions
source $_LIB/img-functions
source $_LIB/ramdisk-functions
KERNEL_VERSION=${DIB_KERNEL_VERSION:-$(find_kernel_version)}
MODULE_DIR=$MODULE_ROOT/lib/modules/$KERNEL_VERSION
FIRMWARE_DIR=$MODULE_ROOT/lib/firmware
LIB_UDEV=$LIB_UDEV_ROOT/lib/udev
INIT="$_LIB/scripts/init"
FUNCTIONS_D="$_LIB/scripts/d"
mk_build_dir
mkdir -p $TMP_BUILD_DIR/mnt
TMP_MOUNT_PATH=$TMP_BUILD_DIR/mnt
echo "working in $TMP_MOUNT_PATH"
create_ramdisk_base
populate_lib
populate_busybox
populate_init
populate_udev
finalise_image
save_image /tmp/ramdisk
cp /boot/vmlinuz-${KERNEL_VERSION} /tmp/kernel
chmod o+r /tmp/kernel