2019-03-11 00:35:19 -07:00
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#!/usr/bin/env bash
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2023-03-27 19:23:50 +02:00
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set -eu
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/run/server.sh 5000 "<HTML><BODY><H1><CENTER>Please wait while Synology is installing...</CENTER></H1></BODY></HTML>" > /dev/null &
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[ ! -f "/images/boot.img" ] && rm -f /images/dsm.pat
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[ ! -f "/images/system.img" ] && rm -f /images/dsm.pat
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FILE="/images/dsm.pat"
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if [ ! -f "$FILE" ]; then
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echo "Downloading Synology DSM..."
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BASE="https://global.synologydownload.com/download/DSM"
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PAT="$BASE/beta/7.2/64216/DSM_VirtualDSM_64216.pat"
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#PAT="$BASE/release/7.1.1/42962-1/DSM_VirtualDSM_42962.pat"
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#PAT="$BASE/release/7.0.1/42218/DSM_VirtualDSM_42218.pat"
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wget $PAT -O $FILE -q --show-progress
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echo "Extracting DSM boot image..."
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rm -rf /images/out
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mkdir -p /images/out
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if { tar tf "$FILE"; } >/dev/null 2>&1; then
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tar xf $FILE --checkpoint=.100 -C /images/out/.
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else
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export LD_LIBRARY_PATH="/run"
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/run/syno_extract_system_patch $FILE /images/out/.
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export LD_LIBRARY_PATH=""
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fi
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BOOT=$(find /images/out -name "*.bin.zip")
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BOOT=$(echo $BOOT | head -c -5)
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unzip -q $BOOT.zip -d /images/out
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rm $BOOT.zip
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echo "Extracting DSM system image..."
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HDA="/images/out/hda1"
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mv $HDA.tgz $HDA.xz
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unxz $HDA.xz
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mv $HDA $HDA.tar
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echo "Extracting DSM disk template..."
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TEMP="/images/temp.img"
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PLATE="/data/template.img"
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rm -f $PLATE
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unxz $PLATE.xz
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mv $PLATE $TEMP
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echo "Mounting disk template..."
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rm -rf /mnt/tmp
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mkdir -p /mnt/tmp
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guestmount -a $TEMP -m /dev/sda1:/ --rw /mnt/tmp
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echo "Preparing disk template..."
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rm -rf /mnt/tmp/{,.[!.],..?}*
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echo "Installing system partition..."
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tar -xf $HDA.tar --absolute-names --checkpoint=.100 -C /mnt/tmp/
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echo "Unmounting disk template..."
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rm $HDA.tar
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guestunmount /mnt/tmp
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rm -rf /mnt/tmp
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mv -f $BOOT /images/boot.img
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mv -f $TEMP /images/system.img
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rm -rf /images/out
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fi
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2023-03-27 01:20:30 +02:00
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echo "Booting Synology DSM for Docker..."
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2023-03-26 23:22:02 +02:00
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FILE="/images/boot.img"
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if [ ! -f "$FILE" ]; then
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echo "ERROR: Synology DSM boot-image does not exist ($FILE)"
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2023-03-27 19:23:50 +02:00
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rm -f /images/dsm.pat
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2023-03-26 23:22:02 +02:00
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exit 2
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fi
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FILE="/images/system.img"
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if [ ! -f "$FILE" ]; then
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echo "ERROR: Synology DSM system-image does not exist ($FILE)"
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2023-03-27 19:23:50 +02:00
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rm -f /images/dsm.pat
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2023-03-26 23:22:02 +02:00
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exit 2
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fi
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FILE="/images/data.img"
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if [ ! -f "$FILE" ]; then
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truncate -s 16G $FILE
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2023-03-27 19:23:50 +02:00
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mkfs.ext4 -q $FILE
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2023-03-26 23:22:02 +02:00
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fi
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if [ ! -f "$FILE" ]; then
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echo "ERROR: Synology DSM data-image does not exist ($FILE)"
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exit 2
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fi
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2019-03-11 00:35:19 -07:00
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# A bridge of this name will be created to host the TAP interface created for
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# the VM
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QEMU_BRIDGE='qemubr0'
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# DHCPD must have an IP address to run, but that address doesn't have to
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# be valid. This is the dummy address dhcpd is configured to use.
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DUMMY_DHCPD_IP='10.0.0.1'
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# These scripts configure/deconfigure the VM interface on the bridge.
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QEMU_IFUP='/run/qemu-ifup'
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QEMU_IFDOWN='/run/qemu-ifdown'
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# The name of the dhcpd config file we make
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DHCPD_CONF_FILE='dhcpd.conf'
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function default_intf() {
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ip -json route show |
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jq -r '.[] | select(.dst == "default") | .dev'
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}
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# First step, we run the things that need to happen before we start mucking
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# with the interfaces. We start by generating the DHCPD config file based
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# on our current address/routes. We "steal" the container's IP, and lease
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# it to the VM once it starts up.
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2023-03-26 20:25:00 +02:00
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/run/generate-dhcpd-conf $QEMU_BRIDGE > $DHCPD_CONF_FILE
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2019-03-11 00:35:19 -07:00
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default_dev=`default_intf`
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# Now we start modifying the networking configuration. First we clear out
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# the IP address of the default device (will also have the side-effect of
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# removing the default route)
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ip addr flush dev $default_dev
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# Next, we create our bridge, and add our container interface to it.
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ip link add $QEMU_BRIDGE type bridge
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ip link set dev $default_dev master $QEMU_BRIDGE
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# Then, we toggle the interface and the bridge to make sure everything is up
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# and running.
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ip link set dev $default_dev up
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ip link set dev $QEMU_BRIDGE up
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2023-03-26 20:25:00 +02:00
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# Prevent error about missing file
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touch /var/lib/misc/udhcpd.leases
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2019-03-11 00:35:19 -07:00
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# Finally, start our DHCPD server
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udhcpd -I $DUMMY_DHCPD_IP -f $DHCPD_CONF_FILE &
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2023-03-27 01:20:30 +02:00
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echo "Launching Synology Serial Emulator..."
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# Start the Synology Serial Emulator
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2023-03-27 19:23:50 +02:00
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./run/serial.bin -cpu 1 \
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-vmmversion "2.6.1-12139" \
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-buildnumber 42962 \
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-vmmts 1650802981032 \
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-cpu_arch string "QEMU, Virtual CPU, X86_64" \
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-guestsn "0000000000000" \
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-hostsn "0000000000000" \
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-guestuuid "ba13a19a-c0c1-4fef-9346-915ed3b98341" > /dev/null &
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# Stop the webserver
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pkill -f server.sh
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2023-03-27 01:20:30 +02:00
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echo "Booting OS..."
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2019-03-11 00:35:19 -07:00
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# And run the VM! A brief explaination of the options here:
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# -enable-kvm: Use KVM for this VM (much faster for our case).
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# -nographic: disable SDL graphics.
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# -serial mon:stdio: use "monitored stdio" as our serial output.
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2023-03-27 01:20:30 +02:00
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exec qemu-system-x86_64 -name Synology -enable-kvm -nographic -serial mon:stdio \
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2019-03-11 00:35:19 -07:00
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"$@" \
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2023-03-27 01:20:30 +02:00
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-device virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x3 -chardev pty,id=charserial0 \
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-device isa-serial,chardev=charserial0,id=serial0 -chardev socket,id=charchannel0,host=127.0.0.1,port=12345,reconnect=10 \
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-device virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=vchannel \
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2023-03-26 20:25:00 +02:00
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-device virtio-net,netdev=tap0 -netdev tap,id=tap0,ifname=Tap,script=$QEMU_IFUP,downscript=$QEMU_IFDOWN \
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2023-03-26 23:22:02 +02:00
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-device virtio-scsi-pci,id=hw-synoboot,bus=pci.0,addr=0xa -drive file=/images/boot.img,if=none,id=drive-synoboot,format=raw,cache=none,aio=native,detect-zeroes=on \
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2023-03-26 20:25:00 +02:00
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-device scsi-hd,bus=hw-synoboot.0,channel=0,scsi-id=0,lun=0,drive=drive-synoboot,id=synoboot0,bootindex=1 \
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2023-03-26 23:22:02 +02:00
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-device virtio-scsi-pci,id=hw-synosys,bus=pci.0,addr=0xb -drive file=/images/system.img,if=none,id=drive-synosys,format=raw,cache=none,aio=native,detect-zeroes=on \
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2023-03-26 20:25:00 +02:00
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-device scsi-hd,bus=hw-synosys.0,channel=0,scsi-id=0,lun=0,drive=drive-synosys,id=synosys0,bootindex=2 \
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2023-03-26 23:22:02 +02:00
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-device virtio-scsi-pci,id=hw-userdata,bus=pci.0,addr=0xc -drive file=/images/data.img,if=none,id=drive-userdata,format=raw,cache=none,aio=native,detect-zeroes=on \
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2023-03-27 01:20:30 +02:00
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-device scsi-hd,bus=hw-userdata.0,channel=0,scsi-id=0,lun=0,drive=drive-userdata,id=userdata0,bootindex=3 \
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-device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2
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