48 lines
953 B
Bash
Executable file
48 lines
953 B
Bash
Executable file
#!/bin/sh
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set -e
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[ "$(id -u)" = 0 ] || DOAS="${DOAS:-doas}"
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[ "$unshared" = 1 ] || exec $DOAS env unshared=1 unshare -m $0 "$@"
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bindpoints="/etc/resolv.conf"
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user="patrycja"
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command="ash -l"
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while getopts "be:u:c:" opt; do
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case $opt in
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'b') bindpoints="
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$bindpoints
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/home/patrycja/aports
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/home/patrycja/packages
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/home/patrycja/.abuild
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" ;;
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'e') bindpoints="$bindpoints $OPTARG" ;;
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'u') user=$OPTARG ;;
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'c') command=$OPTARG ;;
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*) echo "unknown $opt" ;;
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esac
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done
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shift $(( $OPTIND - 1 ))
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if [ ! -d "$1" ]; then
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echo "no such directory: $1"
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exit 1
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fi
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mount -t devtmpfs devtmpfs $1/dev
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mount -t tmpfs shm $1/dev/shm
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mount -t devpts devpts $1/dev/pts
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mount -t sysfs sysfs $1/sys
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mount -t proc proc $1/proc
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mount -t tmpfs tmpfs $1/tmp
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for point in $bindpoints; do
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if [ -f $point ]; then
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touch $1$point
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else
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mkdir -p $1$point
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fi
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mount --bind $point $1$point
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done
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chroot $1 /bin/sh -c "su $user -c '$command'"
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