mirror of
https://github.com/systemd/systemd.git
synced 2024-12-22 17:35:35 +03:00
118 lines
2.7 KiB
Bash
Executable File
118 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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# SPDX-License-Identifier: LGPL-2.1-or-later
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set -e
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set -o nounset
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LIBSYSTEMD="$(mkosi-chroot ldconfig -p | grep libsystemd.so.0 | sed 's/[^/]*\//\//')"
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if [[ ! -f "$BUILDROOT/$LIBSYSTEMD" ]]; then
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exit 0
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fi
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# ASAN and syscall filters aren't compatible with each other.
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find "$BUILDROOT"/usr "$BUILDROOT"/etc -name '*.service' -type f -exec sed -i 's/^\(MemoryDeny\|SystemCall\)/# \1/' {} +
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# 'systemd-hwdb update' takes > 50s when built with sanitizers so let's not run it by default.
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systemctl --root="$BUILDROOT" mask systemd-hwdb-update.service
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ASAN_RT_PATH="$(grep libasan.so < <(mkosi-chroot ldd "$LIBSYSTEMD") | cut -d ' ' -f 3)"
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if [[ -z "$ASAN_RT_PATH" ]]; then
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ASAN_RT_PATH="$(grep libclang_rt.asan < <(mkosi-chroot ldd "$LIBSYSTEMD") | cut -d ' ' -f 3)"
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# As clang's ASan DSO is usually in a non-standard path, let's check if the RUNPATH is set accordingly.
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if mkosi-chroot ldd "$LIBSYSTEMD" | grep -q "libclang_rt.asan.*not found"; then
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echo >&2 "clang's ASan DSO libclang_rt.asan is not present in the runtime library path"
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exit 1
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fi
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fi
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if [[ -z "$ASAN_RT_PATH" ]]; then
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echo >&2 "systemd is not linked against the ASan DSO"
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echo >&2 "gcc does this by default, for clang compile with -shared-libasan"
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exit 1
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fi
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wrap=(
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/usr/lib/polkit-1/polkitd
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/usr/libexec/polkit-1/polkitd
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agetty
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btrfs
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capsh
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chgrp
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chown
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cryptsetup
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curl
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dbus-broker-launch
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dbus-daemon
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delv
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dhcpd
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dig
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dnf
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dnf5
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dmsetup
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dnsmasq
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findmnt
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getent
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getfacl
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id
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integritysetup
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iscsid
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kpartx
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logger
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login
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ls
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lsblk
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lvm
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mdadm
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mkfs.btrfs
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mksquashfs
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multipath
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multipathd
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nvme
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p11-kit
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pkill
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ps
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setfacl
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setpriv
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sshd
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stat
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su
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tar
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tgtd
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useradd
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userdel
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veritysetup
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)
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for bin in "${wrap[@]}"; do
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if ! mkosi-chroot bash -c "command -v $bin" >/dev/null; then
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continue
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fi
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if [[ "$bin" == getent ]]; then
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enable_lsan=1
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else
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enable_lsan=0
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fi
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target="$(mkosi-chroot bash -c "command -v $bin")"
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mv "$BUILDROOT/$target" "$BUILDROOT/$target.orig"
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cat >"$BUILDROOT/$target" <<EOF
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#!/bin/bash
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# Preload the ASan runtime DSO, otherwise ASan will complain
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export LD_PRELOAD="$ASAN_RT_PATH"
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# Disable LSan to speed things up, since we don't care about leak reports
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# from 'external' binaries
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export ASAN_OPTIONS=detect_leaks=$enable_lsan
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# Set argv[0] to the original binary name without the ".orig" suffix
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exec -a "\$0" -- "${target}.orig" "\$@"
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EOF
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chmod +x "$BUILDROOT/$target"
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done
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cat >"$BUILDROOT"/usr/lib/systemd/systemd-asan-env <<EOF
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LD_PRELOAD=$ASAN_RT_PATH
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LSAN_OPTIONS=detect_leaks=0
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EOF
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