32 lines
848 B
Plaintext
32 lines
848 B
Plaintext
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#!/bin/bash
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out() { printf "$1 $2\n" "${@:3}"; }
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error() { out "==> ERROR:" "$@"; } >&2
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die() { error "$@"; exit 1; }
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(( $# )) || die "No root directory specified"
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newroot=$1; shift
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pacman_args=("${@:-base}")
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if [[ $EUID -ne 0 ]]; then
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die "This script must be run as root"
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fi
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[[ -d $newroot ]] || die "%s is not a directory" "$newroot"
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echo 'Creating install root at %s' "$newroot"
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mkdir -m 0755 -p "$newroot"/var/{cache/pacman/pkg,lib/pacman,log} "$newroot"/{dev,run,etc}
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mkdir -m 1777 -p "$newroot"/tmp
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mkdir -m 0555 -p "$newroot"/{sys,proc}
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echo 'Creating /dev/null in new root'
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mknod "$newroot/dev/null" c 1 3
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echo 'Installing packages to %s' "$newroot"
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if ! pacman -r "$newroot" -Sy --noconfirm "${pacman_args[@]}"; then
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die 'Failed to install packages to new root'
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fi
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echo 'Deleting /dev/null from new root'
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rm "$newroot/dev/null"
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