54 lines
1.3 KiB
Plaintext
54 lines
1.3 KiB
Plaintext
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#!/bin/zsh
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# chroot into an environment for gentoo package testing
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# no argument: modify template
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# first argument: suffix of the test subvolume
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setopt LOCAL_OPTIONS ERR_RETURN NO_UNSET PIPE_FAIL
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local chroot_dir="/mnt/testing"
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if [[ "$(id -u)" != 0 ]]; then
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print -Pu2 "%B%F{red}you have to be root%f%b"
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return 1
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fi
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if [[ -v 1 ]]; then
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chroot_dir="${chroot_dir}_${1}"
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if [[ ! -d ${chroot_dir} ]]; then
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btrfs subvolume snapshot /mnt/testing "${chroot_dir}"
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fi
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fi
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cp --dereference /etc/resolv.conf ${chroot_dir}/etc/
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mount --types proc /proc ${chroot_dir}/proc
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mount --rbind /sys ${chroot_dir}/sys
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mount --rbind /dev ${chroot_dir}/dev
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mount --rbind /run ${chroot_dir}/run
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mount -o bind,ro ~tea/src/gentoo ${chroot_dir}/var/db/repos/gentoo
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mount -o bind,ro ~tea/src/guru ${chroot_dir}/var/db/repos/guru
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chroot ${chroot_dir} /bin/bash -l
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function _try_umount() {
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local dir=${1}
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setopt NO_ERR_RETURN
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umount --recursive ${dir} || umount --lazy ${dir}
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setopt ERR_RETURN
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}
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_try_umount ${chroot_dir}/var/db/repos/guru
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_try_umount ${chroot_dir}/var/db/repos/gentoo
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_try_umount ${chroot_dir}/run
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_try_umount ${chroot_dir}/dev
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_try_umount ${chroot_dir}/sys
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_try_umount ${chroot_dir}/proc
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if [[ -v 1 ]]; then
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print -Pu2 "%F{blue}delete snapshot with%f" \
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"%F{magenta}btrfs subvolume delete ${chroot_dir}%f"
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fi
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