76 lines
2.8 KiB
Plaintext
76 lines
2.8 KiB
Plaintext
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#!/bin/sh
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set -e
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action=$(dialog --menu "Advanced options, consider your warranty VOID!" 0 0 0 \
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shell "Drop to shell" \
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instance "Instance maintenance and recovery" \
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subvol "Delete instances/templates" \
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2>&1 >$(tty))
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clear
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case $action in
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shell)
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sh
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;;
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instance)
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export BUTTERKNIFE_PARTITION=$(butterknife-select-btrfs-filesystem 2>&1 >$(tty))
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# Probe instances
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pool_mountpoint=$(mktemp -d)
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subvols=$(mktemp)
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mount $BUTTERKNIFE_PARTITION $pool_mountpoint -o subvol=/
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for subvol in $(ls $pool_mountpoint | grep "^@root:" | sort -r); do
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echo "$subvol \"\""
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done > $subvols
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if [ -d $pool_mountpoint/deployments ]; then
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for timestamp in $(ls $pool_mountpoint/deployments | sort -r); do
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echo "deployments/$timestamp \"\""
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done >> $subvols
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fi
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umount $pool_mountpoint
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rmdir $pool_mountpoint
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# Select instance
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export BUTTERKNIFE_DEPLOY_SUBVOL=$(dialog \
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--menu "Select instance" 0 0 0 \
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--file $subvols 2>&1 >$(tty))
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# TODO: Export BUTTERKNIFE_DISK for grub-install MBR
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instance_mountpoint=$(mktemp -d)
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mount $BUTTERKNIFE_PARTITION -o subvol=$BUTTERKNIFE_DEPLOY_SUBVOL $instance_mountpoint
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mount --bind /dev $instance_mountpoint/dev
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mount --bind /sys $instance_mountpoint/sys
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mount --bind /proc $instance_mountpoint/proc
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if [ -d $instance_mountpoint/var/lib/butterknife/persistent ]; then
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mount --bind /proc $instance_mountpoint/var/lib/butterknife/persistent
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fi
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clear
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echo "Mounted $BUTTERKNIFE_PARTITION$BUTTERKNIFE_DEPLOY_SUBVOL at $instance_mountpoint"
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echo "Chrooting into $instance_mountpoint"
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hostname $(cat $instance_mountpoint/etc/hostname)
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cat /etc/resolv.conf > $instance_mountpoint/etc/resolv.conf
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# Export sensible PATH
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export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
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chroot $instance_mountpoint butterknife-maintenance
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umount -a
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rmdir $instance_mountpoint
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;;
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subvol)
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BUTTERKNIFE_PARTITION=$(butterknife-select-btrfs-filesystem 2>&1 >$(tty))
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mountpoint=$(mktemp -d)
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mount $BUTTERKNIFE_PARTITION -o subvol=/ $mountpoint
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subvols=$(mktemp)
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for subvol in $(btrfs subvol list $mountpoint | cut -d ' ' -f 9 | sort -r); do
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echo "$subvol \"\""
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done > $subvols
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selected_subvol=$(dialog --menu "Select subvolume to delete on $BUTTERKNIFE_PARTITION" 0 0 0 \
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--file $subvols 2>&1 >$(tty))
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rm -f $subvols
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btrfs subvol delete -c $mountpoint/$selected_subvol
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umount $mountpoint
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rmdir $mountpoint
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;;
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esac
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