First Commit

scripts/image-helpers.sh

@@ -0,0 +1,143 @@
+#!/bin/bash
+#
+# Copyright (c) 2015 Igor Pecovnik, igor.pecovnik@gma**.com
+#
+# This file is licensed under the terms of the GNU General Public
+# License version 2. This program is licensed "as is" without any
+# warranty of any kind, whether express or implied.
+
+
+# Functions:
+# mount_chroot
+# umount_chroot
+# unmount_on_exit
+# check_loop_device
+# install_external_applications
+# write_uboot
+# customize_image
+# install_deb_chroot
+
+
+# mount_chroot <target>
+#
+# helper to reduce code duplication
+#
+mount_chroot()
+{
+	local target=$1
+	mount -t proc chproc "${target}"/proc
+	mount -t sysfs chsys "${target}"/sys
+	mount -t devtmpfs chdev "${target}"/dev || mount --bind /dev "${target}"/dev
+	mount -t devpts chpts "${target}"/dev/pts
+} #############################################################################
+
+# umount_chroot <target>
+#
+# helper to reduce code duplication
+#
+umount_chroot()
+{
+	local target=$1
+	display_alert "Unmounting" "$target" "info"
+	while grep -Eq "${target}.*(dev|proc|sys)" /proc/mounts
+	do
+		umount -l --recursive "${target}"/dev >/dev/null 2>&1
+		umount -l "${target}"/proc >/dev/null 2>&1
+		umount -l "${target}"/sys >/dev/null 2>&1
+		sleep 5
+	done
+} #############################################################################
+
+# unmount_on_exit
+#
+unmount_on_exit()
+{
+	trap - INT TERM EXIT
+	umount_chroot "${SDCARD}/"
+	umount -l "${SDCARD}"/tmp >/dev/null 2>&1
+	umount -l "${SDCARD}" >/dev/null 2>&1
+	umount -l "${MOUNT}"/boot >/dev/null 2>&1
+	umount -l "${MOUNT}" >/dev/null 2>&1
+	[[ $CRYPTROOT_ENABLE == yes ]] && cryptsetup luksClose "${ROOT_MAPPER}"
+	losetup -d "${LOOP}" >/dev/null 2>&1
+	rm -rf --one-file-system "${SDCARD}"
+
+	if [[ -f "/run/orangepi/${BOARD^}_${BRANCH}_${RELEASE}_${BUILD_DESKTOP}_${BUILD_MINIMAL}.pid" ]];then
+		rm "/run/orangepi/${BOARD^}_${BRANCH}_${RELEASE}_${BUILD_DESKTOP}_${BUILD_MINIMAL}.pid"
+	fi
+
+	exit_with_error "debootstrap-ng was interrupted"
+} #############################################################################
+
+# check_loop_device <device_node>
+#
+check_loop_device()
+{
+	local device=$1
+	if [[ ! -b $device ]]; then
+		if [[ $CONTAINER_COMPAT == yes && -b /tmp/$device ]]; then
+			display_alert "Creating device node" "$device"
+			mknod -m0660 "${device}" b "0x$(stat -c '%t' "/tmp/$device")" "0x$(stat -c '%T' "/tmp/$device")"
+		else
+			exit_with_error "Device node $device does not exist"
+		fi
+	fi
+} #############################################################################
+
+# write_uboot <loopdev>
+#
+# writes u-boot to loop device
+# Parameters:
+# loopdev: loop device with mounted rootfs image
+#
+write_uboot()
+{
+	local loop=$1
+	display_alert "Writing U-boot bootloader" "$loop" "info"
+	mkdir -p /tmp/u-boot/
+	dpkg -x "${DEB_STORAGE}/u-boot/${CHOSEN_UBOOT}_${REVISION}_${ARCH}.deb" /tmp/u-boot/
+	write_uboot_platform "/tmp/u-boot/usr/lib/${CHOSEN_UBOOT}_${REVISION}_${ARCH}" "$loop"
+	[[ $? -ne 0 ]] && exit_with_error "U-boot bootloader failed to install" "@host"
+	rm -r /tmp/u-boot/
+	sync
+} #############################################################################
+
+customize_image()
+{
+	# for users that need to prepare files at host
+	[[ -f $USERPATCHES_PATH/customize-image-host.sh ]] && source "$USERPATCHES_PATH"/customize-image-host.sh
+	cp "$USERPATCHES_PATH"/customize-image.sh "${SDCARD}"/tmp/customize-image.sh
+	chmod +x "${SDCARD}"/tmp/customize-image.sh
+	mkdir -p "${SDCARD}"/tmp/overlay
+	# util-linux >= 2.27 required
+	mount -o bind,ro "$USERPATCHES_PATH"/overlay "${SDCARD}"/tmp/overlay
+	display_alert "Calling image customization script" "customize-image.sh" "info"
+	chroot "${SDCARD}" /bin/bash -c "/tmp/customize-image.sh $RELEASE $LINUXFAMILY $BOARD $BUILD_DESKTOP"
+	CUSTOMIZE_IMAGE_RC=$?
+	umount -i "${SDCARD}"/tmp/overlay >/dev/null 2>&1
+	mountpoint -q "${SDCARD}"/tmp/overlay || rm -r "${SDCARD}"/tmp/overlay
+	if [[ $CUSTOMIZE_IMAGE_RC != 0 ]]; then
+		exit_with_error "customize-image.sh exited with error (rc: $CUSTOMIZE_IMAGE_RC)"
+	fi
+} #############################################################################
+
+install_deb_chroot()
+{
+	local package=$1
+	local type=$2
+	local name=$(basename "${package}")
+
+	cp "${package}" "${SDCARD}/root/${name}"
+
+	if [[ ${type} == "orangepi" ]]; then
+		display_alert "Installing form Orange Pi" "$name"
+	else
+		display_alert "Installing" "$name"
+	fi
+
+	[[ $NO_APT_CACHER != yes ]] && local apt_extra="-o Acquire::http::Proxy=\"http://${APT_PROXY_ADDR:-localhost:3142}\" -o Acquire::http::Proxy::localhost=\"DIRECT\""
+	LC_ALL=C LANG=C chroot "${SDCARD}" /bin/bash -c "DEBIAN_FRONTEND=noninteractive apt -yqq \
+		$apt_extra --no-install-recommends install ./root/$name" >> "${DEST}"/debug/install.log 2>&1
+
+	rm -f "${SDCARD}/root/${name}"
+}