92 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			92 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| log (){
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| 	date +"[%T] $@" | tee -a ${LOG_FILE}
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| }
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| export -f log
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| 
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| bootstrap(){
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| 	local ARCH=$(dpkg --print-architecture)
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| 
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| 	export http_proxy=${APT_PROXY}
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| 
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| 	if [ "$ARCH" !=  "armhf" ]; then
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| 		local BOOTSTRAP_CMD=qemu-debootstrap
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| 	else
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| 		local BOOTSTRAP_CMD=debootstrap
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| 	fi
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| 
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| 	${BOOTSTRAP_CMD} --components=main,contrib,non-free \
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| 		--arch armhf\
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| 		--no-check-gpg \
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| 		$1 $2 $3
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| }
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| export -f bootstrap
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| 
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| copy_previous(){
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| 	if [ ! -d ${PREV_ROOTFS_DIR} ]; then
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| 		echo "Previous stage rootfs not found"
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| 		false
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| 	fi
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| 	mkdir -p ${ROOTFS_DIR}
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| 	rsync -aHAX ${PREV_ROOTFS_DIR}/ ${ROOTFS_DIR}/
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| }
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| export -f copy_previous
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| 
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| unmount(){
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| 	if [ -z "$1" ]; then
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| 		DIR=$PWD
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| 	else
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| 		DIR=$1
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| 	fi
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| 
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| 	while mount | grep -q $DIR; do
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| 		local LOCS=`mount | grep $DIR | cut -f 3 -d ' ' | sort -r`
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| 		for loc in $LOCS; do
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| 			umount $loc
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| 		done
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| 	done
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| }
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| export -f unmount
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| 
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| unmount_image(){
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| 	sync
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| 	sleep 1
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| 	local LOOP_DEV=$(losetup -j ${1} | cut -f1 -d':')
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| 	if [ -n "${LOOP_DEV}" ]; then
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| 		local MOUNTED_DIR=$(mount | grep $(basename ${LOOP_DEV} | head -n 1 | cut -f 3 -d ' '))
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| 		if [ -n "${MOUNTED_DIR}" ]; then
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| 			unmount $(dirname ${MOUNTED_DIR})
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| 		fi
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| 		sleep 1
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| 		kpartx -ds ${LOOP_DEV}
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| 		losetup -d ${LOOP_DEV}
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| 	fi
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| }
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| export -f unmount_image
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| 
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| on_chroot() {
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| 	if ! mount | grep -q `realpath ${ROOTFS_DIR}/proc`; then
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| 		mount -t proc proc ${ROOTFS_DIR}/proc
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| 	fi
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| 
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| 	if ! mount | grep -q `realpath ${ROOTFS_DIR}/dev`; then
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| 		mount --bind /dev ${ROOTFS_DIR}/dev
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| 	fi
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| 	
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| 	if ! mount | grep -q `realpath ${ROOTFS_DIR}/dev/pts`; then
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| 		mount --bind /dev/pts ${ROOTFS_DIR}/dev/pts
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| 	fi
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| 
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| 	if ! mount | grep -q `realpath ${ROOTFS_DIR}/sys`; then
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| 		mount --bind /sys ${ROOTFS_DIR}/sys
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| 	fi
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| 
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| 	chroot ${ROOTFS_DIR}/ "$@"
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| }
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| export -f on_chroot
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| 
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| update_issue() {
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| 	local GIT_HASH=$(git rev-parse HEAD)
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| 	echo -e "Raspberry Pi reference ${IMG_DATE}\nGenerated using pi-gen, https://github.com/RPi-Distro/pi-gen, ${GIT_HASH}, ${1}" > ${ROOTFS_DIR}/etc/rpi-issue
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| }
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| export -f update_issue
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