41 lines
1.5 KiB
Bash
41 lines
1.5 KiB
Bash
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#!/hint/bash -euE
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# Copyright (C) 2023 Umorpha Systems
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# SPDX-License-Identifier: AGPL-3.0-or-later
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post_install+=(99:reproducible:late)
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reproducible:late() {
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local arg_mountpoint=$1
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local SOURCE_DATE_EPOCH
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# Set it to the last timestamp from any package any package.
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SOURCE_DATE_EPOCH=$(zcat "$arg_mountpoint"/var/lib/pacman/local/*/mtree |
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sed -n 's/.* time=//p' | cut -d' ' -f1 |
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cut -d. -f1 |
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sort -n | tail -n1)
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for file in "$arg_mountpoint"/var/lib/pacman/local/*/desc; do
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awk -v date="$SOURCE_DATE_EPOCH" '
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BEGIN{x=0}
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$0 == "%INSTALLDATE%"{x=2}
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{if (x==1) { print date } else { print }; x--}
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' <"$file" >"$file.tmp"
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mv -T -- "$file.tmp" "$file"
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done
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rm -f -- "$arg_mountpoint"/var/log/pacman.log
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rm -f -- "$arg_mountpoint"/etc/machine-id # systemd's pacman post-install script
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rm -f -- "$arg_mountpoint"/etc/ssl/certs/java/cacerts # libalpm/hooks/40-update-ca-trust.hook
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rm -f -- "$arg_mountpoint"/var/cache/ldconfig/aux-cache # glibc's pacman post-install script
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# Add 1 second so that post-install things can be
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# "after" extracted files.
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SOURCE_DATE_EPOCH=$((SOURCE_DATE_EPOCH+1))
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touch --date="@$SOURCE_DATE_EPOCH" -- "$arg_mountpoint/.source_date_epoch"
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find "$arg_mountpoint" -xdev -depth \
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-newer "$arg_mountpoint/.source_date_epoch" \
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-exec touch --no-dereference --date="@$SOURCE_DATE_EPOCH" -- {} +
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rm -f -- "$arg_mountpoint/.source_date_epoch"
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touch --date="@$SOURCE_DATE_EPOCH" -- "$arg_mountpoint/"
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}
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