Guest agent (295ce194) · Commits · git-mirror / virtual-dsm

Dockerfile

+2 −0

Original line number	Diff line number	Diff line
		@@ -23,6 +23,8 @@ RUN apt-get update && apt-get -y upgrade && \
		&& apt-get clean

		COPY run.sh /run/
		COPY agent/agent.sh /agent/
		COPY agent/service.sh /agent/
		COPY server.sh /run/
		COPY install.sh /run/
		COPY serial/serial.sh /run/

agent/agent.sh

0 → 100644

+27 −0

Original line number	Diff line number	Diff line
		#!/usr/bin/env bash
		set -u

		echo "Starting agent.."

		chmod 666 /dev/ttyS0
		echo "Starting agent.." > /dev/ttyS0

		while true; do

		sleep 1

		result=$(cat /proc/interrupts \| grep NMI)
		result=$(echo $result \| sed 's/[^0-9]*//g')
		result=$(echo $result \| sed 's/^0*//')

		if [ "$result" != "" ]; then

		echo "Received shutdown request.."
		echo "Received shutdown request.." > /dev/ttyS0

		/usr/syno/sbin/synopoweroff
		exit

		fi

		done

install.sh

+12 −1

Original line number	Diff line number	Diff line
		@@ -75,16 +75,27 @@ mount -t ext4 -o loop,offset=$OFFSET $SYSTEM $MOUNT 2>/dev/null && PRIVILEGED=tr
		rm -rf ${MOUNT:?}/{,.[!.],..?}*

		mv -f $HDA.tgz $HDA.txz

		tar xpfJ $HDP.txz --absolute-names -C $MOUNT/
		tar xpfJ $HDA.txz --absolute-names -C $MOUNT/
		tar xpfJ $IDB.txz --absolute-names -C $MOUNT/usr/syno/synoman/indexdb/

		LOC="$MOUNT/usr/local/bin"
		mkdir -p $LOC
		mv /agent/agent.sh $LOC/agent.sh
		chmod +x $LOC/agent.sh

		LOC="$MOUNT/usr/local/etc/rc.d"
		mkdir -p $LOC
		mv /agent/service.sh $LOC/agent.sh
		chmod +x $LOC/agent.sh

		if [ "$PRIVILEGED" = false ]; then

		echo "Install: Installing system partition..."

		# Workaround for containers that are not privileged to mount loop devices
		mke2fs -q -t ext4 -b 4096 -d $MOUNT/ -L $LABEL -E offset=$OFFSET $SYSTEM $NUMBLOCKS
		mke2fs -q -t ext4 -b 4096 -d $MOUNT/ -L $LABEL -F -E offset=$OFFSET $SYSTEM $NUMBLOCKS

		else

run.sh

+27 −16

Original line number	Diff line number	Diff line
		@@ -77,18 +77,17 @@ HOST_SERIAL=$(/run/serial.sh)
		GUEST_SERIAL=$(/run/serial.sh)

		./run/serial.bin -cpu=1 \
		-vmmversion="2.6.1-12139" \
		-buildnumber=42962 \
		-vmmts="1679863686" \
		-cpu_arch string="VirtualDSM" \
		-guestsn="$GUEST_SERIAL" \
		-hostsn="$HOST_SERIAL" \
		-guestsn="$GUEST_SERIAL" \
		-vmmversion="2.6.1-12139" \
		-cpu_arch="QEMU, Virtual CPU, X86_64" \
		-guestuuid="ba13a19a-c0c1-4fef-9346-915ed3b98341" > /dev/null 2>&1 &

		# Stop the webserver
		pkill -f server.sh

		#[ ! -e /dev/fuse ] && echo "Error: FUSE interface not available..." && exit 84
		[ ! -e /dev/net/tun ] && echo "Error: TUN interface not available..." && exit 85

		if [ -e /dev/kvm ] && sh -c 'echo -n > /dev/kvm' &> /dev/null; then
		@@ -109,19 +108,25 @@ _graceful_shutdown() {
		local QEMU_POWERDOWN_TIMEOUT="${QEMU_POWERDOWN_TIMEOUT:-120}"

		set +e
		echo "Trying to shut down the VM gracefully"
		echo 'system_powerdown' \| nc -q 1 localhost "${QEMU_MONPORT}">/dev/null 2>&1
		echo "Trying to shutdown gracefully.."

		# Send a NMI interrupt which will be detected by the agent
		echo 'nmi' \| nc -q 1 localhost "${QEMU_MONPORT}">/dev/null 2>&1

		#echo 'system_powerdown' \| nc -q 1 localhost "${QEMU_MONPORT}">/dev/null 2>&1
		echo ""

		while echo 'info version'\|nc -q 1 localhost "${QEMU_MONPORT:-7100}">/dev/null 2>&1 && [ "${COUNT}" -lt "${QEMU_POWERDOWN_TIMEOUT}" ]; do
		(( COUNT++ )) \|\| true
		echo "QEMU still running. Retrying... (${COUNT}/${QEMU_POWERDOWN_TIMEOUT})"
		echo "Shutting down, waiting... (${COUNT}/${QEMU_POWERDOWN_TIMEOUT})"
		sleep 1
		done

		if echo 'info version'\|nc -q 1 localhost "${QEMU_MONPORT:-7100}">/dev/null 2>&1; then
		echo "Killing the VM"
		echo "Killing the VM.."
		echo 'quit' \| nc -q 1 localhost "${QEMU_MONPORT}">/dev/null 2>&1 \|\| true
		fi

		echo "Exiting..."
		}

		@@ -131,18 +136,24 @@ trap _graceful_shutdown SIGINT SIGTERM SIGHUP
		# -accel=kvm: use KVM for this VM (much faster for our case).
		# -nographic: disable SDL graphics.
		# -serial mon:stdio: use "monitored stdio" as our serial output.
		exec qemu-system-x86_64 -name Synology -m "$RAM_SIZE" -machine accel=kvm -cpu host -nographic -serial mon:stdio \

		exec qemu-system-x86_64 -name Synology -m "$RAM_SIZE" -enable-kvm -cpu host -nographic \
		-serial mon:stdio \
		-monitor telnet:localhost:"${QEMU_MONPORT:-7100}",server,nowait,nodelay \
		-device virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x3 -chardev pty,id=charserial0 \
		-device isa-serial,chardev=charserial0,id=serial0 -chardev socket,id=charchannel0,host=127.0.0.1,port=12345,reconnect=10 \
		-device virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x3 \
		-chardev pty,id=charserial0 \
		-device isa-serial,chardev=charserial0,id=serial0 \
		-chardev socket,id=charchannel0,host=127.0.0.1,port=12345,reconnect=10 \
		-device virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=vchannel \
		-device virtio-net,netdev=tap0 -netdev tap,id=tap0,ifname=Tap,script="$QEMU_IFUP",downscript="$QEMU_IFDOWN" \
		-device virtio-scsi-pci,id=hw-synoboot,bus=pci.0,addr=0xa -drive file="$IMG"/boot.img,if=none,id=drive-synoboot,format=raw,cache=none,aio=native,detect-zeroes=on \
		-device virtio-scsi-pci,id=hw-synoboot,bus=pci.0,addr=0xa \
		-drive file="$IMG"/boot.img,if=none,id=drive-synoboot,format=raw,cache=none,aio=native,detect-zeroes=on \
		-device scsi-hd,bus=hw-synoboot.0,channel=0,scsi-id=0,lun=0,drive=drive-synoboot,id=synoboot0,bootindex=1 \
		-device virtio-scsi-pci,id=hw-synosys,bus=pci.0,addr=0xb -drive file="$IMG"/system.img,if=none,id=drive-synosys,format=raw,cache=none,aio=native,detect-zeroes=on \
		-device virtio-scsi-pci,id=hw-synosys,bus=pci.0,addr=0xb \
		-drive file="$IMG"/system.img,if=none,id=drive-synosys,format=raw,cache=none,aio=native,detect-zeroes=on \
		-device scsi-hd,bus=hw-synosys.0,channel=0,scsi-id=0,lun=0,drive=drive-synosys,id=synosys0,bootindex=2 \
		-device virtio-scsi-pci,id=hw-userdata,bus=pci.0,addr=0xc -drive file="$IMG"/data.img,if=none,id=drive-userdata,format=raw,cache=none,aio=native,detect-zeroes=on \
		-device scsi-hd,bus=hw-userdata.0,channel=0,scsi-id=0,lun=0,drive=drive-userdata,id=userdata0,bootindex=3 \
		-device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 &
		-device virtio-scsi-pci,id=hw-userdata,bus=pci.0,addr=0xc \
		-drive file="$IMG"/data.img,if=none,id=drive-userdata,format=raw,cache=none,aio=native,detect-zeroes=on \
		-device scsi-hd,bus=hw-userdata.0,channel=0,scsi-id=0,lun=0,drive=drive-userdata,id=userdata0,bootindex=3 &

		wait $!