systemd/mkosi.postinst
Daan De Meyer 69d638e67e mkosi: Changes to allow booting with sanitizers in mkosi
- Extra memory because ASAN needs it
- The environment variables to make the sanitizers more useful
- LD_PRELOAD because the ASAN DSO needs to be the first in the list
- The sanitizer library packages
- Disable syscall filters because they interfere with ASAN
- Disable systemd-hwdb-update because it's super slow when systemd-hwdb
  is built with sanitizers
- Take the value for meson's b_sanitize option from the SANITIZERS
  environment variable
2022-07-18 16:54:56 +02:00

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#!/bin/sh
# SPDX-License-Identifier: LGPL-2.1-or-later
if [ "$1" = "final" ]; then
if command -v bootctl > /dev/null && [ -d "/efi" ]; then
bootctl install
fi
if [ -n "$SANITIZERS" ]; then
# ASAN and syscall filters aren't compatible with each other.
find / -name '*.service' -type f -exec sed -i 's/^\(MemoryDeny\|SystemCall\)/# \1/' {} +
# `systemd-hwdb update` takes > 50s when built with sanitizers so let's not run it by default.
systemctl mask systemd-hwdb-update.service
fi
fi
# Temporary workaround until https://github.com/openSUSE/suse-module-tools/commit/158643414ddb8d8208016a5f03a4484d58944d7a
# gets into OpenSUSE repos
if [ "$1" = "final" ] && grep -q openSUSE /etc/os-release; then
if [ -e "/usr/lib/systemd/system/boot-sysctl.service" ] && \
! grep -F -q 'ConditionPathExists=/boot/sysctl.conf' "/usr/lib/systemd/system/boot-sysctl.service"; then
mkdir -p "/etc/systemd/system/boot-sysctl.service.d/"
printf '[Unit]\nConditionPathExists=/boot/sysctl.conf-%%v' >"/etc/systemd/system/boot-sysctl.service.d/99-temporary-workaround.conf"
fi
fi