mirror of
https://github.com/Start9Labs/start-os.git
synced 2026-03-26 18:31:52 +00:00
101 lines
2.7 KiB
Bash
Executable File
101 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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SOURCE_DIR="$(dirname "${BASH_SOURCE[0]}")"
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if [ "$UID" -ne 0 ]; then
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>&2 echo 'Must be run as root'
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exit 1
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fi
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POSITIONAL_ARGS=()
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while [[ $# -gt 0 ]]; do
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case $1 in
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--no-sync)
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NO_SYNC=1
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shift
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;;
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--create)
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ONLY_CREATE=1
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shift
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;;
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-*|--*)
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echo "Unknown option $1"
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exit 1
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;;
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*)
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POSITIONAL_ARGS+=("$1") # save positional arg
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shift # past argument
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;;
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esac
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done
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set -- "${POSITIONAL_ARGS[@]}" # restore positional parameters
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if [ -z "$NO_SYNC" ]; then
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echo 'Syncing...'
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umount -R /media/startos/next 2> /dev/null
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umount -R /media/startos/upper 2> /dev/null
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rm -rf /media/startos/upper /media/startos/next
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mkdir /media/startos/upper
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mount -t tmpfs tmpfs /media/startos/upper
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mkdir -p /media/startos/upper/data /media/startos/upper/work /media/startos/next
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mount -t overlay \
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-olowerdir=/media/startos/current,upperdir=/media/startos/upper/data,workdir=/media/startos/upper/work \
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overlay /media/startos/next
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mkdir -p /media/startos/next/media/startos/root
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mount --bind /media/startos/root /media/startos/next/media/startos/root
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fi
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if [ -n "$ONLY_CREATE" ]; then
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exit 0
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fi
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mkdir -p /media/startos/next/run
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mkdir -p /media/startos/next/dev
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mkdir -p /media/startos/next/sys
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mkdir -p /media/startos/next/proc
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mkdir -p /media/startos/next/boot
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mount --bind /run /media/startos/next/run
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mount --bind /tmp /media/startos/next/tmp
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mount --bind /dev /media/startos/next/dev
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mount --bind /sys /media/startos/next/sys
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mount --bind /proc /media/startos/next/proc
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mount --bind /boot /media/startos/next/boot
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if [ -z "$*" ]; then
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chroot /media/startos/next
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CHROOT_RES=$?
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else
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chroot /media/startos/next "$SHELL" -c "$*"
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CHROOT_RES=$?
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fi
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umount /media/startos/next/run
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umount /media/startos/next/tmp
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umount /media/startos/next/dev
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umount /media/startos/next/sys
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umount /media/startos/next/proc
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umount /media/startos/next/boot
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if [ "$CHROOT_RES" -eq 0 ]; then
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if [ -h /media/startos/config/current.rootfs ] && [ -e /media/startos/config/current.rootfs ]; then
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${SOURCE_DIR}/prune-images $(du -s --bytes /media/startos/next | awk '{print $1}')
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fi
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echo 'Upgrading...'
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time mksquashfs /media/startos/next /media/startos/images/next.squashfs -b 4096 -comp gzip
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hash=$(b3sum /media/startos/images/next.squashfs | head -c 32)
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mv /media/startos/images/next.squashfs /media/startos/images/${hash}.rootfs
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ln -rsf /media/startos/images/${hash}.rootfs /media/startos/config/current.rootfs
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sync
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reboot
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fi
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umount -R /media/startos/next
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umount -R /media/startos/upper
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rm -rf /media/startos/upper /media/startos/next |