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systemd-stable/test/test-functions

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#!/bin/bash
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh
PATH=/sbin:/bin:/usr/sbin:/usr/bin
export PATH
LOOKS_LIKE_DEBIAN=$(source /etc/os-release && [[ "$ID" = "debian" || " $ID_LIKE " = *" debian "* ]] && echo yes || true)
LOOKS_LIKE_ARCH=$(source /etc/os-release && [[ "$ID" = "arch" || " $ID_LIKE " = *" arch "* ]] && echo yes || true)
LOOKS_LIKE_SUSE=$(source /etc/os-release && [[ " $ID_LIKE " = *" suse "* ]] && echo yes || true)
KERNEL_VER=${KERNEL_VER-$(uname -r)}
KERNEL_MODS="/lib/modules/$KERNEL_VER/"
QEMU_TIMEOUT="${QEMU_TIMEOUT:-infinity}"
NSPAWN_TIMEOUT="${NSPAWN_TIMEOUT:-infinity}"
TIMED_OUT= # will be 1 after run_* if *_TIMEOUT is set and test timed out
[[ "$LOOKS_LIKE_SUSE" ]] && FSTYPE="${FSTYPE:-btrfs}" || FSTYPE="${FSTYPE:-ext4}"
UNIFIED_CGROUP_HIERARCHY="${UNIFIED_CGROUP_HIERARCHY:-default}"
EFI_MOUNT="$(bootctl -p 2>/dev/null || echo /boot)"
if ! ROOTLIBDIR=$(pkg-config --variable=systemdutildir systemd); then
echo "WARNING! Cannot determine rootlibdir from pkg-config, assuming /usr/lib/systemd" >&2
ROOTLIBDIR=/usr/lib/systemd
fi
PATH_TO_INIT=$ROOTLIBDIR/systemd
BASICTOOLS="test sh bash setsid loadkeys setfont login sulogin gzip sleep echo mount umount cryptsetup date dmsetup modprobe sed cmp tee rm true false chmod chown ln xargs"
DEBUGTOOLS="df free ls stty cat ps ln ip route dmesg dhclient mkdir cp ping dhclient strace less grep id tty touch du sort hostname find"
STATEDIR="${BUILD_DIR:-.}/test/$(basename $(dirname $(realpath $0)))"
STATEFILE="$STATEDIR/.testdir"
TESTLOG="$STATEDIR/test.log"
is_built_with_asan() {
if ! type -P objdump >/dev/null; then
ddebug "Failed to find objdump. Assuming systemd hasn't been built with ASAN."
return 1
fi
# Borrowed from https://github.com/google/oss-fuzz/blob/cd9acd02f9d3f6e80011cc1e9549be526ce5f270/infra/base-images/base-runner/bad_build_check#L182
local _asan_calls=$(objdump -dC $BUILD_DIR/systemd | egrep "callq\s+[0-9a-f]+\s+<__asan" -c)
if (( $_asan_calls < 1000 )); then
return 1
else
return 0
fi
}
IS_BUILT_WITH_ASAN=$(is_built_with_asan && echo yes || echo no)
if [[ "$IS_BUILT_WITH_ASAN" = "yes" ]]; then
STRIP_BINARIES=no
SKIP_INITRD=yes
PATH_TO_INIT=$ROOTLIBDIR/systemd-under-asan
fi
function find_qemu_bin() {
# SUSE and Red Hat call the binary qemu-kvm. Debian and Gentoo call it kvm.
# Either way, only use this version if we aren't running in KVM, because
# nested KVM is flaky still.
if [ `systemd-detect-virt -v` != kvm ] ; then
[ "$QEMU_BIN" ] || QEMU_BIN=$(which -a kvm qemu-kvm 2>/dev/null | grep '^/' -m1)
fi
[ "$ARCH" ] || ARCH=$(uname -m)
case $ARCH in
x86_64)
# QEMU's own build system calls it qemu-system-x86_64
[ "$QEMU_BIN" ] || QEMU_BIN=$(which -a qemu-system-x86_64 2>/dev/null | grep '^/' -m1)
;;
i*86)
# new i386 version of QEMU
[ "$QEMU_BIN" ] || QEMU_BIN=$(which -a qemu-system-i386 2>/dev/null | grep '^/' -m1)
# i386 version of QEMU
[ "$QEMU_BIN" ] || QEMU_BIN=$(which -a qemu 2>/dev/null | grep '^/' -m1)
;;
ppc64*)
[ "$QEMU_BIN" ] || QEMU_BIN=$(which -a qemu-system-$ARCH 2>/dev/null | grep '^/' -m1)
;;
esac
if [ ! -e "$QEMU_BIN" ]; then
echo "Could not find a suitable QEMU binary" >&2
return 1
fi
}
# Return 0 if QEMU did run (then you must check the result state/logs for actual
# success), or 1 if QEMU is not available.
run_qemu() {
if [ -f /etc/machine-id ]; then
read MACHINE_ID < /etc/machine-id
[ -z "$INITRD" ] && [ -e "$EFI_MOUNT/$MACHINE_ID/$KERNEL_VER/initrd" ] \
&& INITRD="$EFI_MOUNT/$MACHINE_ID/$KERNEL_VER/initrd"
[ -z "$KERNEL_BIN" ] && [ -e "$EFI_MOUNT/$MACHINE_ID/$KERNEL_VER/linux" ] \
&& KERNEL_BIN="$EFI_MOUNT/$MACHINE_ID/$KERNEL_VER/linux"
fi
if [[ ! "$KERNEL_BIN" ]]; then
if [[ "$LOOKS_LIKE_ARCH" ]]; then
KERNEL_BIN=/boot/vmlinuz-linux
else
KERNEL_BIN=/boot/vmlinuz-$KERNEL_VER
fi
fi
default_fedora_initrd=/boot/initramfs-${KERNEL_VER}.img
default_debian_initrd=/boot/initrd.img-${KERNEL_VER}
default_arch_initrd=/boot/initramfs-linux.img
default_suse_initrd=/boot/initrd-${KERNEL_VER}
if [[ ! "$INITRD" ]]; then
if [[ -e "$default_fedora_initrd" ]]; then
INITRD="$default_fedora_initrd"
elif [[ "$LOOKS_LIKE_DEBIAN" && -e "$default_debian_initrd" ]]; then
INITRD="$default_debian_initrd"
elif [[ "$LOOKS_LIKE_ARCH" && -e "$default_arch_initrd" ]]; then
INITRD="$default_arch_initrd"
elif [[ "$LOOKS_LIKE_SUSE" && -e "$default_suse_initrd" ]]; then
INITRD="$default_suse_initrd"
fi
fi
[ "$QEMU_SMP" ] || QEMU_SMP=1
find_qemu_bin || return 1
local _cgroup_args
if [[ "$UNIFIED_CGROUP_HIERARCHY" = "yes" ]]; then
_cgroup_args="systemd.unified_cgroup_hierarchy=yes"
elif [[ "$UNIFIED_CGROUP_HIERARCHY" = "no" ]]; then
_cgroup_args="systemd.unified_cgroup_hierarchy=no systemd.legacy_systemd_cgroup_controller=yes"
elif [[ "$UNIFIED_CGROUP_HIERARCHY" = "hybrid" ]]; then
_cgroup_args="systemd.unified_cgroup_hierarchy=no systemd.legacy_systemd_cgroup_controller=no"
elif [[ "$UNIFIED_CGROUP_HIERARCHY" != "default" ]]; then
dfatal "Unknown UNIFIED_CGROUP_HIERARCHY. Got $UNIFIED_CGROUP_HIERARCHY, expected [yes|no|hybrid|default]"
exit 1
fi
if [[ "$LOOKS_LIKE_SUSE" ]]; then
PARAMS+="rd.hostonly=0"
else
PARAMS+="ro"
fi
KERNEL_APPEND="$PARAMS \
root=/dev/sda1 \
raid=noautodetect \
loglevel=2 \
init=$PATH_TO_INIT \
console=ttyS0 \
selinux=0 \
printk.devkmsg=on \
$_cgroup_args \
$KERNEL_APPEND \
"
QEMU_OPTIONS="-smp $QEMU_SMP \
-net none \
-m 512M \
-nographic \
-kernel $KERNEL_BIN \
-drive format=raw,cache=unsafe,file=${TESTDIR}/rootdisk.img \
"
if [[ "$INITRD" && "$SKIP_INITRD" != "yes" ]]; then
QEMU_OPTIONS="$QEMU_OPTIONS -initrd $INITRD"
fi
# Let's use KVM if it is available, but let's avoid using nested KVM as that is still flaky
if [ -c /dev/kvm -a `systemd-detect-virt -v` != kvm ]; then
QEMU_OPTIONS="$QEMU_OPTIONS -machine accel=kvm -enable-kvm -cpu host"
fi
if [[ "$QEMU_TIMEOUT" != "infinity" ]]; then
QEMU_BIN="timeout --foreground $QEMU_TIMEOUT $QEMU_BIN"
fi
(set -x; $QEMU_BIN $QEMU_OPTIONS -append "$KERNEL_APPEND")
rc=$?
if [ "$rc" = 124 ] && [ "$QEMU_TIMEOUT" != "infinity" ]; then
derror "test timed out after $QEMU_TIMEOUT s"
TIMED_OUT=1
else
[ "$rc" != 0 ] && derror "QEMU failed with exit code $rc"
fi
return 0
}
# Return 0 if nspawn did run (then you must check the result state/logs for actual
# success), or 1 if nspawn is not available.
run_nspawn() {
[[ -d /run/systemd/system ]] || return 1
local _nspawn_cmd="$BUILD_DIR/systemd-nspawn $NSPAWN_ARGUMENTS --register=no --kill-signal=SIGKILL --directory=$TESTDIR/nspawn-root $PATH_TO_INIT $KERNEL_APPEND"
if [[ "$NSPAWN_TIMEOUT" != "infinity" ]]; then
_nspawn_cmd="timeout --foreground $NSPAWN_TIMEOUT $_nspawn_cmd"
fi
if [[ "$UNIFIED_CGROUP_HIERARCHY" = "hybrid" ]]; then
dwarn "nspawn doesn't support UNIFIED_CGROUP_HIERARCHY=hybrid, skipping"
exit
elif [[ "$UNIFIED_CGROUP_HIERARCHY" = "yes" || "$UNIFIED_CGROUP_HIERARCHY" = "no" ]]; then
_nspawn_cmd="env UNIFIED_CGROUP_HIERARCHY=$UNIFIED_CGROUP_HIERARCHY $_nspawn_cmd"
elif [[ "$UNIFIED_CGROUP_HIERARCHY" = "default" ]]; then
_nspawn_cmd="env --unset=UNIFIED_CGROUP_HIERARCHY $_nspawn_cmd"
else
dfatal "Unknown UNIFIED_CGROUP_HIERARCHY. Got $UNIFIED_CGROUP_HIERARCHY, expected [yes|no|hybrid|default]"
exit 1
fi
(set -x; $_nspawn_cmd)
rc=$?
if [ "$rc" = 124 ] && [ "$NSPAWN_TIMEOUT" != "infinity" ]; then
derror "test timed out after $NSPAWN_TIMEOUT s"
TIMED_OUT=1
else
[ "$rc" != 0 ] && derror "nspawn failed with exit code $rc"
fi
return 0
}
setup_basic_environment() {
# create the basic filesystem layout
setup_basic_dirs
install_systemd
install_missing_libraries
install_config_files
create_rc_local
install_basic_tools
install_libnss
install_pam
install_dbus
install_fonts
install_keymaps
install_terminfo
install_execs
install_fsck
install_plymouth
install_debug_tools
install_ld_so_conf
setup_selinux
strip_binaries
install_depmod_files
generate_module_dependencies
if [[ "$IS_BUILT_WITH_ASAN" = "yes" ]]; then
create_asan_wrapper
fi
}
setup_selinux() {
# don't forget KERNEL_APPEND='... selinux=1 ...'
if [[ "$SETUP_SELINUX" != "yes" ]]; then
ddebug "Don't setup SELinux"
return 0
fi
ddebug "Setup SELinux"
local _conf_dir=/etc/selinux
local _fixfiles_tools="bash uname cat sort uniq awk grep egrep head expr find rm secon setfiles"
rm -rf $initdir/$_conf_dir
if ! cp -ar $_conf_dir $initdir/$_conf_dir; then
dfatal "Failed to copy $_conf_dir"
exit 1
fi
cat <<EOF >$initdir/etc/systemd/system/autorelabel.service
[Unit]
Description=Relabel all filesystems
DefaultDependencies=no
Requires=local-fs.target
Conflicts=shutdown.target
After=local-fs.target
Before=sysinit.target shutdown.target
ConditionSecurity=selinux
ConditionPathExists=|/.autorelabel
[Service]
ExecStart=/bin/sh -x -c 'echo 0 >/sys/fs/selinux/enforce && fixfiles -f -F relabel && rm /.autorelabel && systemctl --force reboot'
Type=oneshot
TimeoutSec=0
RemainAfterExit=yes
EOF
touch $initdir/.autorelabel
mkdir -p $initdir/etc/systemd/system/basic.target.wants
ln -fs autorelabel.service $initdir/etc/systemd/system/basic.target.wants/autorelabel.service
dracut_install $_fixfiles_tools
dracut_install fixfiles
dracut_install sestatus
}
install_valgrind() {
if ! type -p valgrind; then
dfatal "Failed to install valgrind"
exit 1
fi
local _valgrind_bins=$(strace -e execve valgrind /bin/true 2>&1 >/dev/null | perl -lne 'print $1 if /^execve\("([^"]+)"/')
dracut_install $_valgrind_bins
local _valgrind_libs=$(LD_DEBUG=files valgrind /bin/true 2>&1 >/dev/null | perl -lne 'print $1 if m{calling init: (/.*vgpreload_.*)}')
dracut_install $_valgrind_libs
local _valgrind_dbg_and_supp=$(
strace -e open valgrind /bin/true 2>&1 >/dev/null |
perl -lne 'if (my ($fname) = /^open\("([^"]+).*= (?!-)\d+/) { print $fname if $fname =~ /debug|\.supp$/ }'
)
dracut_install $_valgrind_dbg_and_supp
}
create_valgrind_wrapper() {
local _valgrind_wrapper=$initdir/$ROOTLIBDIR/systemd-under-valgrind
ddebug "Create $_valgrind_wrapper"
cat >$_valgrind_wrapper <<EOF
#!/bin/bash
mount -t proc proc /proc
exec valgrind --leak-check=full --log-file=/valgrind.out $ROOTLIBDIR/systemd "\$@"
EOF
chmod 0755 $_valgrind_wrapper
}
create_asan_wrapper() {
local _asan_wrapper=$initdir/$ROOTLIBDIR/systemd-under-asan
ddebug "Create $_asan_wrapper"
cat >$_asan_wrapper <<EOF
#!/bin/bash
set -x
DEFAULT_ASAN_OPTIONS=strict_string_checks=1:detect_stack_use_after_return=1:check_initialization_order=1:strict_init_order=1
DEFAULT_ENVIRONMENT=ASAN_OPTIONS=\$DEFAULT_ASAN_OPTIONS
mount -t proc proc /proc
mount -t sysfs sysfs /sys
mount -o remount,rw /
PATH_TO_ASAN=\$(find / -name '*libasan*' | sed 1q)
if [[ "\$PATH_TO_ASAN" ]]; then
# A lot of services (most notably dbus) won't start without preloading libasan
# See https://github.com/systemd/systemd/issues/5004
DEFAULT_ENVIRONMENT="\$DEFAULT_ENVIRONMENT LD_PRELOAD=\$PATH_TO_ASAN"
fi
echo DefaultEnvironment=\$DEFAULT_ENVIRONMENT >>/etc/systemd/system.conf
# ASAN and syscall filters aren't compatible with each other.
find / -name '*.service' -type f | xargs sed -i 's/^\\(MemoryDeny\\|SystemCall\\)/#\\1/'
# The redirection of ASAN reports to a file prevents them from ending up in /dev/null.
# But, apparently, sometimes it doesn't work: https://github.com/google/sanitizers/issues/886.
JOURNALD_CONF_DIR=/etc/systemd/system/systemd-journald.service.d
mkdir -p "\$JOURNALD_CONF_DIR"
printf "[Service]\nEnvironment=ASAN_OPTIONS=\$DEFAULT_ASAN_OPTIONS:log_path=/systemd-journald.asan.log\n" >"\$JOURNALD_CONF_DIR/env.conf"
export ASAN_OPTIONS=\$DEFAULT_ASAN_OPTIONS:log_path=/systemd.asan.log
exec $ROOTLIBDIR/systemd "\$@"
EOF
chmod 0755 $_asan_wrapper
}
create_strace_wrapper() {
local _strace_wrapper=$initdir/$ROOTLIBDIR/systemd-under-strace
ddebug "Create $_strace_wrapper"
cat >$_strace_wrapper <<EOF
#!/bin/bash
exec strace -D -o /strace.out $ROOTLIBDIR/systemd "\$@"
EOF
chmod 0755 $_strace_wrapper
}
install_fsck() {
dracut_install /sbin/fsck*
dracut_install -o /bin/fsck*
# fskc.reiserfs calls reiserfsck. so, install it
dracut_install -o reiserfsck
}
install_dmevent() {
instmods dm_crypt =crypto
type -P dmeventd >/dev/null && dracut_install dmeventd
inst_libdir_file "libdevmapper-event.so*"
if [[ "$LOOKS_LIKE_DEBIAN" ]]; then
# dmsetup installs 55-dm and 60-persistent-storage-dm on Debian/Ubuntu
# and since buster/bionic 95-dm-notify.rules
# see https://gitlab.com/debian-lvm/lvm2/blob/master/debian/patches/udev.patch
inst_rules 55-dm.rules 60-persistent-storage-dm.rules 95-dm-notify.rules
else
inst_rules 10-dm.rules 13-dm-disk.rules 95-dm-notify.rules
fi
}
install_systemd() {
# install compiled files
local _ninja_bin=$(type -P ninja || type -P ninja-build)
if [[ -z "$_ninja_bin" ]]; then
dfatal "ninja was not found"
exit 1
fi
(set -x; DESTDIR=$initdir "$_ninja_bin" -C $BUILD_DIR install)
# remove unneeded documentation
rm -fr $initdir/usr/share/{man,doc}
# we strip binaries since debug symbols increase binaries size a lot
# and it could fill the available space
strip_binaries
[[ "$LOOKS_LIKE_SUSE" ]] && setup_suse
# enable debug logging in PID1
echo LogLevel=debug >> $initdir/etc/systemd/system.conf
}
get_ldpath() {
local _bin="$1"
objdump -p "$_bin" 2>/dev/null | awk "/R(UN)?PATH/ { print \"$initdir\" \$2 }" | paste -sd :
}
install_missing_libraries() {
# install possible missing libraries
for i in $initdir{,/usr}/{sbin,bin}/* $initdir{,/usr}/lib/systemd/*; do
LD_LIBRARY_PATH=$(get_ldpath $i) inst_libs $i
done
}
create_empty_image() {
local _size=500
if [[ "$STRIP_BINARIES" = "no" ]]; then
_size=$((2*_size))
fi
rm -f "$TESTDIR/rootdisk.img"
# Create the blank file to use as a root filesystem
dd if=/dev/null of="$TESTDIR/rootdisk.img" bs=1M seek="$_size"
LOOPDEV=$(losetup --show -P -f $TESTDIR/rootdisk.img)
[ -b "$LOOPDEV" ] || return 1
echo "LOOPDEV=$LOOPDEV" >> $STATEFILE
sfdisk "$LOOPDEV" <<EOF
,$((_size-10))M
,
EOF
udevadm settle
local _label="-L systemd"
# mkfs.reiserfs doesn't know -L. so, use --label instead
[[ "$FSTYPE" == "reiserfs" ]] && _label="--label systemd"
if ! mkfs -t "${FSTYPE}" ${_label} "${LOOPDEV}p1" -q; then
dfatal "Failed to mkfs -t ${FSTYPE}"
exit 1
fi
}
check_result_nspawn() {
ret=1
[[ -e $TESTDIR/nspawn-root/testok ]] && ret=0
[[ -f $TESTDIR/nspawn-root/failed ]] && cp -a $TESTDIR/nspawn-root/failed $TESTDIR
cp -a $TESTDIR/nspawn-root/var/log/journal $TESTDIR
[[ -f $TESTDIR/failed ]] && cat $TESTDIR/failed
ls -l $TESTDIR/journal/*/*.journal
test -s $TESTDIR/failed && ret=$(($ret+1))
[ -n "$TIMED_OUT" ] && ret=$(($ret+1))
return $ret
}
# can be overridden in specific test
check_result_qemu() {
ret=1
mkdir -p $TESTDIR/root
mount ${LOOPDEV}p1 $TESTDIR/root
[[ -e $TESTDIR/root/testok ]] && ret=0
[[ -f $TESTDIR/root/failed ]] && cp -a $TESTDIR/root/failed $TESTDIR
cp -a $TESTDIR/root/var/log/journal $TESTDIR
umount $TESTDIR/root
[[ -f $TESTDIR/failed ]] && cat $TESTDIR/failed
ls -l $TESTDIR/journal/*/*.journal
test -s $TESTDIR/failed && ret=$(($ret+1))
[ -n "$TIMED_OUT" ] && ret=$(($ret+1))
return $ret
}
strip_binaries() {
if [[ "$STRIP_BINARIES" = "no" ]]; then
ddebug "Don't strip binaries"
return 0
fi
ddebug "Strip binaries"
find "$initdir" -executable -not -path '*/lib/modules/*.ko' -type f | xargs strip --strip-unneeded | ddebug
}
create_rc_local() {
mkdir -p $initdir/etc/rc.d
cat >$initdir/etc/rc.d/rc.local <<EOF
#!/bin/bash
exit 0
EOF
chmod 0755 $initdir/etc/rc.d/rc.local
}
install_execs() {
ddebug "install any Execs from the service files"
(
export PKG_CONFIG_PATH=$BUILD_DIR/src/core/
systemdsystemunitdir=$(pkg-config --variable=systemdsystemunitdir systemd)
systemduserunitdir=$(pkg-config --variable=systemduserunitdir systemd)
egrep -ho '^Exec[^ ]*=[^ ]+' $initdir/{$systemdsystemunitdir,$systemduserunitdir}/*.service \
| while read i; do
i=${i##Exec*=}; i=${i##[@+\!-]}; i=${i##\!}
# some {rc,halt}.local scripts and programs are okay to not exist, the rest should
inst $i || [ "${i%.local}" != "$i" ] || [ "${i%systemd-update-done}" != "$i" ]
done
)
}
generate_module_dependencies() {
if [[ -d $initdir/lib/modules/$KERNEL_VER ]] && \
! depmod -a -b "$initdir" $KERNEL_VER; then
dfatal "\"depmod -a $KERNEL_VER\" failed."
exit 1
fi
}
install_depmod_files() {
inst /lib/modules/$KERNEL_VER/modules.order
inst /lib/modules/$KERNEL_VER/modules.builtin
}
install_plymouth() {
# install plymouth, if found... else remove plymouth service files
# if [ -x /usr/libexec/plymouth/plymouth-populate-initrd ]; then
# PLYMOUTH_POPULATE_SOURCE_FUNCTIONS="$TEST_BASE_DIR/test-functions" \
# /usr/libexec/plymouth/plymouth-populate-initrd -t $initdir
# dracut_install plymouth plymouthd
# else
rm -f $initdir/{usr/lib,etc}/systemd/system/plymouth* $initdir/{usr/lib,etc}/systemd/system/*/plymouth*
# fi
}
install_ld_so_conf() {
cp -a /etc/ld.so.conf* $initdir/etc
ldconfig -r "$initdir"
}
install_config_files() {
inst /etc/sysconfig/init || true
inst /etc/passwd
inst /etc/shadow
inst /etc/login.defs
inst /etc/group
inst /etc/shells
inst /etc/nsswitch.conf
inst /etc/pam.conf || true
inst /etc/securetty || true
inst /etc/os-release
inst /etc/localtime
# we want an empty environment
> $initdir/etc/environment
> $initdir/etc/machine-id
# set the hostname
echo systemd-testsuite > $initdir/etc/hostname
# fstab
if [[ "$LOOKS_LIKE_SUSE" ]]; then
ROOTMOUNT="/dev/sda1 / ${FSTYPE} rw 0 1"
else
ROOTMOUNT="LABEL=systemd / ${FSTYPE} rw 0 1"
fi
cat >$initdir/etc/fstab <<EOF
$ROOTMOUNT
EOF
}
install_basic_tools() {
[[ $BASICTOOLS ]] && dracut_install $BASICTOOLS
dracut_install -o sushell
# in Debian ldconfig is just a shell script wrapper around ldconfig.real
dracut_install -o ldconfig.real
}
install_debug_tools() {
[[ $DEBUGTOOLS ]] && dracut_install $DEBUGTOOLS
}
install_libnss() {
# install libnss_files for login
NSS_LIBS=$(LD_DEBUG=files getent passwd 2>&1 >/dev/null |sed -n '/calling init: .*libnss_/ {s!^.* /!/!; p}')
dracut_install $NSS_LIBS
}
install_dbus() {
inst $ROOTLIBDIR/system/dbus.socket
inst $ROOTLIBDIR/system/dbus.service
find \
/etc/dbus-1 /usr/share/dbus-1 -xtype f \
| while read file; do
inst $file
done
}
install_pam() {
(
if [[ "$LOOKS_LIKE_DEBIAN" ]] && type -p dpkg-architecture &>/dev/null; then
find "/lib/$(dpkg-architecture -qDEB_HOST_MULTIARCH)/security" -xtype f
else
find /lib*/security -xtype f
fi
find /etc/pam.d /etc/security -xtype f
) | while read file; do
inst $file
done
# pam_unix depends on unix_chkpwd.
# see http://www.linux-pam.org/Linux-PAM-html/sag-pam_unix.html
dracut_install -o unix_chkpwd
[[ "$LOOKS_LIKE_DEBIAN" ]] &&
cp /etc/pam.d/systemd-user $initdir/etc/pam.d/
# set empty root password for easy debugging
sed -i 's/^root:x:/root::/' $initdir/etc/passwd
}
install_keymaps() {
for i in \
/usr/lib/kbd/keymaps/include/* \
/usr/lib/kbd/keymaps/i386/include/* \
/usr/lib/kbd/keymaps/i386/qwerty/us.*; do
[[ -f $i ]] || continue
inst $i
done
}
install_fonts() {
for i in \
/usr/lib/kbd/consolefonts/eurlatgr* \
/usr/lib/kbd/consolefonts/latarcyrheb-sun16*; do
[[ -f $i ]] || continue
inst $i
done
}
install_terminfo() {
for _terminfodir in /lib/terminfo /etc/terminfo /usr/share/terminfo; do
[ -f ${_terminfodir}/l/linux ] && break
done
dracut_install -o ${_terminfodir}/l/linux
}
setup_testsuite() {
cp $TEST_BASE_DIR/testsuite.target $initdir/etc/systemd/system/
cp $TEST_BASE_DIR/end.service $initdir/etc/systemd/system/
mkdir -p $initdir/etc/systemd/system/testsuite.target.wants
ln -fs $TEST_BASE_DIR/testsuite.service $initdir/etc/systemd/system/testsuite.target.wants/testsuite.service
ln -fs $TEST_BASE_DIR/end.service $initdir/etc/systemd/system/testsuite.target.wants/end.service
# make the testsuite the default target
ln -fs testsuite.target $initdir/etc/systemd/system/default.target
}
setup_nspawn_root() {
rm -fr $TESTDIR/nspawn-root
ddebug "cp -ar $initdir $TESTDIR/nspawn-root"
cp -ar $initdir $TESTDIR/nspawn-root
# we don't mount in the nspawn root
rm -f $TESTDIR/nspawn-root/etc/fstab
}
setup_basic_dirs() {
mkdir -p $initdir/run
mkdir -p $initdir/etc/systemd/system
mkdir -p $initdir/var/log/journal
for d in usr/bin usr/sbin bin etc lib "$libdir" sbin tmp usr var var/log dev proc sys sysroot root run run/lock run/initramfs; do
if [ -L "/$d" ]; then
inst_symlink "/$d"
else
inst_dir "/$d"
fi
done
ln -sfn /run "$initdir/var/run"
ln -sfn /run/lock "$initdir/var/lock"
}
inst_libs() {
local _bin=$1
local _so_regex='([^ ]*/lib[^/]*/[^ ]*\.so[^ ]*)'
local _file _line
LC_ALL=C ldd "$_bin" 2>/dev/null | while read _line; do
[[ $_line = 'not a dynamic executable' ]] && break
if [[ $_line =~ $_so_regex ]]; then
_file=${BASH_REMATCH[1]}
[[ -e ${initdir}/$_file ]] && continue
inst_library "$_file"
continue
fi
if [[ $_line =~ not\ found ]]; then
dfatal "Missing a shared library required by $_bin."
dfatal "Run \"ldd $_bin\" to find out what it is."
dfatal "$_line"
dfatal "dracut cannot create an initrd."
exit 1
fi
done
}
import_testdir() {
[[ -e $STATEFILE ]] && . $STATEFILE
if [[ -z "$TESTDIR" ]] || [[ ! -d "$TESTDIR" ]]; then
TESTDIR=$(mktemp --tmpdir=/var/tmp -d -t systemd-test.XXXXXX)
echo "TESTDIR=\"$TESTDIR\"" > $STATEFILE
export TESTDIR
fi
}
import_initdir() {
initdir=$TESTDIR/root
export initdir
}
## @brief Converts numeric logging level to the first letter of level name.
#
# @param lvl Numeric logging level in range from 1 to 6.
# @retval 1 if @a lvl is out of range.
# @retval 0 if @a lvl is correct.
# @result Echoes first letter of level name.
_lvl2char() {
case "$1" in
1) echo F;;
2) echo E;;
3) echo W;;
4) echo I;;
5) echo D;;
6) echo T;;
*) return 1;;
esac
}
## @brief Internal helper function for _do_dlog()
#
# @param lvl Numeric logging level.
# @param msg Message.
# @retval 0 It's always returned, even if logging failed.
#
# @note This function is not supposed to be called manually. Please use
# dtrace(), ddebug(), or others instead which wrap this one.
#
# This function calls _do_dlog() either with parameter msg, or if
# none is given, it will read standard input and will use every line as
# a message.
#
# This enables:
# dwarn "This is a warning"
# echo "This is a warning" | dwarn
LOG_LEVEL=4
dlog() {
[ -z "$LOG_LEVEL" ] && return 0
[ $1 -le $LOG_LEVEL ] || return 0
local lvl="$1"; shift
local lvlc=$(_lvl2char "$lvl") || return 0
if [ $# -ge 1 ]; then
echo "$lvlc: $*"
else
while read line; do
echo "$lvlc: " "$line"
done
fi
}
## @brief Logs message at TRACE level (6)
#
# @param msg Message.
# @retval 0 It's always returned, even if logging failed.
dtrace() {
set +x
dlog 6 "$@"
[ -n "$debug" ] && set -x || :
}
## @brief Logs message at DEBUG level (5)
#
# @param msg Message.
# @retval 0 It's always returned, even if logging failed.
ddebug() {
# set +x
dlog 5 "$@"
# [ -n "$debug" ] && set -x || :
}
## @brief Logs message at INFO level (4)
#
# @param msg Message.
# @retval 0 It's always returned, even if logging failed.
dinfo() {
set +x
dlog 4 "$@"
[ -n "$debug" ] && set -x || :
}
## @brief Logs message at WARN level (3)
#
# @param msg Message.
# @retval 0 It's always returned, even if logging failed.
dwarn() {
set +x
dlog 3 "$@"
[ -n "$debug" ] && set -x || :
}
## @brief Logs message at ERROR level (2)
#
# @param msg Message.
# @retval 0 It's always returned, even if logging failed.
derror() {
# set +x
dlog 2 "$@"
# [ -n "$debug" ] && set -x || :
}
## @brief Logs message at FATAL level (1)
#
# @param msg Message.
# @retval 0 It's always returned, even if logging failed.
dfatal() {
set +x
dlog 1 "$@"
[ -n "$debug" ] && set -x || :
}
# Generic substring function. If $2 is in $1, return 0.
strstr() { [ "${1#*$2*}" != "$1" ]; }
# normalize_path <path>
# Prints the normalized path, where it removes any duplicated
# and trailing slashes.
# Example:
# $ normalize_path ///test/test//
# /test/test
normalize_path() {
shopt -q -s extglob
set -- "${1//+(\/)//}"
shopt -q -u extglob
echo "${1%/}"
}
# convert_abs_rel <from> <to>
# Prints the relative path, when creating a symlink to <to> from <from>.
# Example:
# $ convert_abs_rel /usr/bin/test /bin/test-2
# ../../bin/test-2
# $ ln -s $(convert_abs_rel /usr/bin/test /bin/test-2) /usr/bin/test
convert_abs_rel() {
local __current __absolute __abssize __cursize __newpath
local -i __i __level
set -- "$(normalize_path "$1")" "$(normalize_path "$2")"
# corner case #1 - self looping link
[[ "$1" == "$2" ]] && { echo "${1##*/}"; return; }
# corner case #2 - own dir link
[[ "${1%/*}" == "$2" ]] && { echo "."; return; }
IFS="/" __current=($1)
IFS="/" __absolute=($2)
__abssize=${#__absolute[@]}
__cursize=${#__current[@]}
while [[ ${__absolute[__level]} == ${__current[__level]} ]]
do
(( __level++ ))
if (( __level > __abssize || __level > __cursize ))
then
break
fi
done
for ((__i = __level; __i < __cursize-1; __i++))
do
if ((__i > __level))
then
__newpath=$__newpath"/"
fi
__newpath=$__newpath".."
done
for ((__i = __level; __i < __abssize; __i++))
do
if [[ -n $__newpath ]]
then
__newpath=$__newpath"/"
fi
__newpath=$__newpath${__absolute[__i]}
done
echo "$__newpath"
}
# Install a directory, keeping symlinks as on the original system.
# Example: if /lib points to /lib64 on the host, "inst_dir /lib/file"
# will create ${initdir}/lib64, ${initdir}/lib64/file,
# and a symlink ${initdir}/lib -> lib64.
inst_dir() {
[[ -e ${initdir}/"$1" ]] && return 0 # already there
local _dir="$1" _part="${1%/*}" _file
while [[ "$_part" != "${_part%/*}" ]] && ! [[ -e "${initdir}/${_part}" ]]; do
_dir="$_part $_dir"
_part=${_part%/*}
done
# iterate over parent directories
for _file in $_dir; do
[[ -e "${initdir}/$_file" ]] && continue
if [[ -L $_file ]]; then
inst_symlink "$_file"
else
# create directory
mkdir -m 0755 -p "${initdir}/$_file" || return 1
[[ -e "$_file" ]] && chmod --reference="$_file" "${initdir}/$_file"
chmod u+w "${initdir}/$_file"
fi
done
}
# $1 = file to copy to ramdisk
# $2 (optional) Name for the file on the ramdisk
# Location of the image dir is assumed to be $initdir
# We never overwrite the target if it exists.
inst_simple() {
[[ -f "$1" ]] || return 1
strstr "$1" "/" || return 1
local _src=$1 target="${2:-$1}"
if ! [[ -d ${initdir}/$target ]]; then
[[ -e ${initdir}/$target ]] && return 0
[[ -L ${initdir}/$target ]] && return 0
[[ -d "${initdir}/${target%/*}" ]] || inst_dir "${target%/*}"
fi
# install checksum files also
if [[ -e "${_src%/*}/.${_src##*/}.hmac" ]]; then
inst "${_src%/*}/.${_src##*/}.hmac" "${target%/*}/.${target##*/}.hmac"
fi
ddebug "Installing $_src"
cp --sparse=always -pfL "$_src" "${initdir}/$target"
}
# find symlinks linked to given library file
# $1 = library file
# Function searches for symlinks by stripping version numbers appended to
# library filename, checks if it points to the same target and finally
# prints the list of symlinks to stdout.
#
# Example:
# rev_lib_symlinks libfoo.so.8.1
# output: libfoo.so.8 libfoo.so
# (Only if libfoo.so.8 and libfoo.so exists on host system.)
rev_lib_symlinks() {
[[ ! $1 ]] && return 0
local fn="$1" orig="$(readlink -f "$1")" links=''
[[ ${fn} =~ .*\.so\..* ]] || return 1
until [[ ${fn##*.} == so ]]; do
fn="${fn%.*}"
[[ -L ${fn} && $(readlink -f "${fn}") == ${orig} ]] && links+=" ${fn}"
done
echo "${links}"
}
# Same as above, but specialized to handle dynamic libraries.
# It handles making symlinks according to how the original library
# is referenced.
inst_library() {
local _src="$1" _dest=${2:-$1} _lib _reallib _symlink
strstr "$1" "/" || return 1
[[ -e $initdir/$_dest ]] && return 0
if [[ -L $_src ]]; then
# install checksum files also
if [[ -e "${_src%/*}/.${_src##*/}.hmac" ]]; then
inst "${_src%/*}/.${_src##*/}.hmac" "${_dest%/*}/.${_dest##*/}.hmac"
fi
_reallib=$(readlink -f "$_src")
inst_simple "$_reallib" "$_reallib"
inst_dir "${_dest%/*}"
[[ -d "${_dest%/*}" ]] && _dest=$(readlink -f "${_dest%/*}")/${_dest##*/}
ln -sfn $(convert_abs_rel "${_dest}" "${_reallib}") "${initdir}/${_dest}"
else
inst_simple "$_src" "$_dest"
fi
# Create additional symlinks. See rev_symlinks description.
for _symlink in $(rev_lib_symlinks $_src) $(rev_lib_symlinks $_reallib); do
[[ -e $initdir/$_symlink ]] || {
ddebug "Creating extra symlink: $_symlink"
inst_symlink $_symlink
}
done
}
# find a binary. If we were not passed the full path directly,
# search in the usual places to find the binary.
find_binary() {
if [[ -z ${1##/*} ]]; then
if [[ -x $1 ]] || { strstr "$1" ".so" && ldd $1 &>/dev/null; }; then
echo $1
return 0
fi
fi
type -P $1
}
# Same as above, but specialized to install binary executables.
# Install binary executable, and all shared library dependencies, if any.
inst_binary() {
local _bin _target
_bin=$(find_binary "$1") || return 1
_target=${2:-$_bin}
[[ -e $initdir/$_target ]] && return 0
[[ -L $_bin ]] && inst_symlink $_bin $_target && return 0
local _file _line
local _so_regex='([^ ]*/lib[^/]*/[^ ]*\.so[^ ]*)'
# I love bash!
LC_ALL=C ldd "$_bin" 2>/dev/null | while read _line; do
[[ $_line = 'not a dynamic executable' ]] && break
if [[ $_line =~ $_so_regex ]]; then
_file=${BASH_REMATCH[1]}
[[ -e ${initdir}/$_file ]] && continue
inst_library "$_file"
continue
fi
if [[ $_line =~ not\ found ]]; then
dfatal "Missing a shared library required by $_bin."
dfatal "Run \"ldd $_bin\" to find out what it is."
dfatal "$_line"
dfatal "dracut cannot create an initrd."
exit 1
fi
done
inst_simple "$_bin" "$_target"
}
# same as above, except for shell scripts.
# If your shell script does not start with shebang, it is not a shell script.
inst_script() {
local _bin
_bin=$(find_binary "$1") || return 1
shift
local _line _shebang_regex
read -r -n 80 _line <"$_bin"
# If debug is set, clean unprintable chars to prevent messing up the term
[[ $debug ]] && _line=$(echo -n "$_line" | tr -c -d '[:print:][:space:]')
_shebang_regex='(#! *)(/[^ ]+).*'
[[ $_line =~ $_shebang_regex ]] || return 1
inst "${BASH_REMATCH[2]}" && inst_simple "$_bin" "$@"
}
# same as above, but specialized for symlinks
inst_symlink() {
local _src=$1 _target=${2:-$1} _realsrc
strstr "$1" "/" || return 1
[[ -L $1 ]] || return 1
[[ -L $initdir/$_target ]] && return 0
_realsrc=$(readlink -f "$_src")
if ! [[ -e $initdir/$_realsrc ]]; then
if [[ -d $_realsrc ]]; then
inst_dir "$_realsrc"
else
inst "$_realsrc"
fi
fi
[[ ! -e $initdir/${_target%/*} ]] && inst_dir "${_target%/*}"
[[ -d ${_target%/*} ]] && _target=$(readlink -f ${_target%/*})/${_target##*/}
ln -sfn $(convert_abs_rel "${_target}" "${_realsrc}") "$initdir/$_target"
}
# attempt to install any programs specified in a udev rule
inst_rule_programs() {
local _prog _bin
if grep -qE 'PROGRAM==?"[^ "]+' "$1"; then
for _prog in $(grep -E 'PROGRAM==?"[^ "]+' "$1" | sed -r 's/.*PROGRAM==?"([^ "]+).*/\1/'); do
if [ -x /lib/udev/$_prog ]; then
_bin=/lib/udev/$_prog
else
_bin=$(find_binary "$_prog") || {
dinfo "Skipping program $_prog using in udev rule $(basename $1) as it cannot be found"
continue;
}
fi
#dinfo "Installing $_bin due to it's use in the udev rule $(basename $1)"
dracut_install "$_bin"
done
fi
}
# udev rules always get installed in the same place, so
# create a function to install them to make life simpler.
inst_rules() {
local _target=/etc/udev/rules.d _rule _found
inst_dir "/lib/udev/rules.d"
inst_dir "$_target"
for _rule in "$@"; do
if [ "${rule#/}" = "$rule" ]; then
for r in /lib/udev/rules.d /etc/udev/rules.d; do
if [[ -f $r/$_rule ]]; then
_found="$r/$_rule"
inst_simple "$_found"
inst_rule_programs "$_found"
fi
done
fi
for r in '' ./ $dracutbasedir/rules.d/; do
if [[ -f ${r}$_rule ]]; then
_found="${r}$_rule"
inst_simple "$_found" "$_target/${_found##*/}"
inst_rule_programs "$_found"
fi
done
[[ $_found ]] || dinfo "Skipping udev rule: $_rule"
_found=
done
}
# general purpose installation function
# Same args as above.
inst() {
local _x
case $# in
1) ;;
2) [[ ! $initdir && -d $2 ]] && export initdir=$2
[[ $initdir = $2 ]] && set $1;;
3) [[ -z $initdir ]] && export initdir=$2
set $1 $3;;
*) dfatal "inst only takes 1 or 2 or 3 arguments"
exit 1;;
esac
for _x in inst_symlink inst_script inst_binary inst_simple; do
$_x "$@" && return 0
done
return 1
}
# install any of listed files
#
# If first argument is '-d' and second some destination path, first accessible
# source is installed into this path, otherwise it will installed in the same
# path as source. If none of listed files was installed, function return 1.
# On first successful installation it returns with 0 status.
#
# Example:
#
# inst_any -d /bin/foo /bin/bar /bin/baz
#
# Lets assume that /bin/baz exists, so it will be installed as /bin/foo in
# initramfs.
inst_any() {
local to f
[[ $1 = '-d' ]] && to="$2" && shift 2
for f in "$@"; do
if [[ -e $f ]]; then
[[ $to ]] && inst "$f" "$to" && return 0
inst "$f" && return 0
fi
done
return 1
}
# dracut_install [-o ] <file> [<file> ... ]
# Install <file> to the initramfs image
# -o optionally install the <file> and don't fail, if it is not there
dracut_install() {
local _optional=no
if [[ $1 = '-o' ]]; then
_optional=yes
shift
fi
while (($# > 0)); do
if ! inst "$1" ; then
if [[ $_optional = yes ]]; then
dinfo "Skipping program $1 as it cannot be found and is" \
"flagged to be optional"
else
dfatal "Failed to install $1"
exit 1
fi
fi
shift
done
}
# Install a single kernel module along with any firmware it may require.
# $1 = full path to kernel module to install
install_kmod_with_fw() {
# no need to go further if the module is already installed
[[ -e "${initdir}/lib/modules/$KERNEL_VER/${1##*/lib/modules/$KERNEL_VER/}" ]] \
&& return 0
[[ -e "$initdir/.kernelmodseen/${1##*/}" ]] && return 0
if [[ $omit_drivers ]]; then
local _kmod=${1##*/}
_kmod=${_kmod%.ko}
_kmod=${_kmod/-/_}
if [[ "$_kmod" =~ $omit_drivers ]]; then
dinfo "Omitting driver $_kmod"
return 1
fi
if [[ "${1##*/lib/modules/$KERNEL_VER/}" =~ $omit_drivers ]]; then
dinfo "Omitting driver $_kmod"
return 1
fi
fi
[ -d "$initdir/.kernelmodseen" ] && \
> "$initdir/.kernelmodseen/${1##*/}"
inst_simple "$1" "/lib/modules/$KERNEL_VER/${1##*/lib/modules/$KERNEL_VER/}" \
|| return $?
local _modname=${1##*/} _fwdir _found _fw
_modname=${_modname%.ko*}
for _fw in $(modinfo -k $KERNEL_VER -F firmware $1 2>/dev/null); do
_found=''
for _fwdir in $fw_dir; do
if [[ -d $_fwdir && -f $_fwdir/$_fw ]]; then
inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw"
_found=yes
fi
done
if [[ $_found != yes ]]; then
if ! grep -qe "\<${_modname//-/_}\>" /proc/modules; then
dinfo "Possible missing firmware \"${_fw}\" for kernel module" \
"\"${_modname}.ko\""
else
dwarn "Possible missing firmware \"${_fw}\" for kernel module" \
"\"${_modname}.ko\""
fi
fi
done
return 0
}
# Do something with all the dependencies of a kernel module.
# Note that kernel modules depend on themselves using the technique we use
# $1 = function to call for each dependency we find
# It will be passed the full path to the found kernel module
# $2 = module to get dependencies for
# rest of args = arguments to modprobe
# _fderr specifies FD passed from surrounding scope
for_each_kmod_dep() {
local _func=$1 _kmod=$2 _cmd _modpath _options _found=0
shift 2
modprobe "$@" --ignore-install --show-depends $_kmod 2>&${_fderr} | (
while read _cmd _modpath _options; do
[[ $_cmd = insmod ]] || continue
$_func ${_modpath} || exit $?
_found=1
done
[[ $_found -eq 0 ]] && exit 1
exit 0
)
}
# filter kernel modules to install certain modules that meet specific
# requirements.
# $1 = search only in subdirectory of /kernel/$1
# $2 = function to call with module name to filter.
# This function will be passed the full path to the module to test.
# The behavior of this function can vary depending on whether $hostonly is set.
# If it is, we will only look at modules that are already in memory.
# If it is not, we will look at all kernel modules
# This function returns the full filenames of modules that match $1
filter_kernel_modules_by_path () (
local _modname _filtercmd
if ! [[ $hostonly ]]; then
_filtercmd='find "$KERNEL_MODS/kernel/$1" "$KERNEL_MODS/extra"'
_filtercmd+=' "$KERNEL_MODS/weak-updates" -name "*.ko" -o -name "*.ko.gz"'
_filtercmd+=' -o -name "*.ko.xz"'
_filtercmd+=' 2>/dev/null'
else
_filtercmd='cut -d " " -f 1 </proc/modules|xargs modinfo -F filename '
_filtercmd+='-k $KERNEL_VER 2>/dev/null'
fi
for _modname in $(eval $_filtercmd); do
case $_modname in
*.ko) "$2" "$_modname" && echo "$_modname";;
*.ko.gz) gzip -dc "$_modname" > $initdir/$$.ko
$2 $initdir/$$.ko && echo "$_modname"
rm -f $initdir/$$.ko
;;
*.ko.xz) xz -dc "$_modname" > $initdir/$$.ko
$2 $initdir/$$.ko && echo "$_modname"
rm -f $initdir/$$.ko
;;
esac
done
)
find_kernel_modules_by_path () (
if ! [[ $hostonly ]]; then
find "$KERNEL_MODS/kernel/$1" "$KERNEL_MODS/extra" "$KERNEL_MODS/weak-updates" \
-name "*.ko" -o -name "*.ko.gz" -o -name "*.ko.xz" 2>/dev/null
else
cut -d " " -f 1 </proc/modules \
| xargs modinfo -F filename -k $KERNEL_VER 2>/dev/null
fi
)
filter_kernel_modules () {
filter_kernel_modules_by_path drivers "$1"
}
find_kernel_modules () {
find_kernel_modules_by_path drivers
}
# instmods [-c] <kernel module> [<kernel module> ... ]
# instmods [-c] <kernel subsystem>
# install kernel modules along with all their dependencies.
# <kernel subsystem> can be e.g. "=block" or "=drivers/usb/storage"
instmods() {
[[ $no_kernel = yes ]] && return
# called [sub]functions inherit _fderr
local _fderr=9
local _check=no
if [[ $1 = '-c' ]]; then
_check=yes
shift
fi
function inst1mod() {
local _ret=0 _mod="$1"
case $_mod in
=*)
if [ -f $KERNEL_MODS/modules.${_mod#=} ]; then
( [[ "$_mpargs" ]] && echo $_mpargs
cat "${KERNEL_MODS}/modules.${_mod#=}" ) \
| instmods
else
( [[ "$_mpargs" ]] && echo $_mpargs
find "$KERNEL_MODS" -path "*/${_mod#=}/*" -printf '%f\n' ) \
| instmods
fi
;;
--*) _mpargs+=" $_mod" ;;
i2o_scsi) return ;; # Do not load this diagnostic-only module
*)
_mod=${_mod##*/}
# if we are already installed, skip this module and go on
# to the next one.
[[ -f "$initdir/.kernelmodseen/${_mod%.ko}.ko" ]] && return
if [[ $omit_drivers ]] && [[ "$1" =~ $omit_drivers ]]; then
dinfo "Omitting driver ${_mod##$KERNEL_MODS}"
return
fi
# If we are building a host-specific initramfs and this
# module is not already loaded, move on to the next one.
[[ $hostonly ]] && ! grep -qe "\<${_mod//-/_}\>" /proc/modules \
&& ! echo $add_drivers | grep -qe "\<${_mod}\>" \
&& return
# We use '-d' option in modprobe only if modules prefix path
# differs from default '/'. This allows us to use Dracut with
# old version of modprobe which doesn't have '-d' option.
local _moddirname=${KERNEL_MODS%%/lib/modules/*}
[[ -n ${_moddirname} ]] && _moddirname="-d ${_moddirname}/"
# ok, load the module, all its dependencies, and any firmware
# it may require
for_each_kmod_dep install_kmod_with_fw $_mod \
--set-version $KERNEL_VER ${_moddirname} $_mpargs
((_ret+=$?))
;;
esac
return $_ret
}
function instmods_1() {
local _mod _mpargs
if (($# == 0)); then # filenames from stdin
while read _mod; do
inst1mod "${_mod%.ko*}" || {
if [ "$_check" = "yes" ]; then
dfatal "Failed to install $_mod"
return 1
fi
}
done
fi
while (($# > 0)); do # filenames as arguments
inst1mod ${1%.ko*} || {
if [ "$_check" = "yes" ]; then
dfatal "Failed to install $1"
return 1
fi
}
shift
done
return 0
}
local _ret _filter_not_found='FATAL: Module .* not found.'
set -o pipefail
# Capture all stderr from modprobe to _fderr. We could use {var}>...
# redirections, but that would make dracut require bash4 at least.
eval "( instmods_1 \"\$@\" ) ${_fderr}>&1" \
| while read line; do [[ "$line" =~ $_filter_not_found ]] && echo $line || echo $line >&2 ;done | derror
_ret=$?
set +o pipefail
return $_ret
}
# inst_libdir_file [-n <pattern>] <file> [<file>...]
# Install a <file> located on a lib directory to the initramfs image
# -n <pattern> install non-matching files
inst_libdir_file() {
if [[ "$1" == "-n" ]]; then
local _pattern=$1
shift 2
for _dir in $libdirs; do
for _i in "$@"; do
for _f in "$_dir"/$_i; do
[[ "$_i" =~ $_pattern ]] || continue
[[ -e "$_i" ]] && dracut_install "$_i"
done
done
done
else
for _dir in $libdirs; do
for _i in "$@"; do
for _f in "$_dir"/$_i; do
[[ -e "$_f" ]] && dracut_install "$_f"
done
done
done
fi
}
setup_suse() {
ln -fs ../usr/bin/systemctl $initdir/bin/
ln -fs ../usr/lib/systemd $initdir/lib/
inst_simple "/usr/lib/systemd/system/haveged.service"
}
# can be overridden in specific test
test_cleanup() {
umount $TESTDIR/root 2>/dev/null || true
[[ $LOOPDEV ]] && losetup -d $LOOPDEV || true
return 0
}
test_run() {
if [ -z "$TEST_NO_QEMU" ]; then
if run_qemu; then
check_result_qemu || return 1
else
dwarn "can't run QEMU, skipping"
fi
fi
if [ -z "$TEST_NO_NSPAWN" ]; then
if run_nspawn; then
check_result_nspawn || return 1
else
dwarn "can't run systemd-nspawn, skipping"
fi
fi
return 0
}
do_test() {
if [[ $UID != "0" ]]; then
echo "TEST: $TEST_DESCRIPTION [SKIPPED]: not root" >&2
exit 0
fi
# Detect lib paths
[[ $libdir ]] || for libdir in /lib64 /lib; do
[[ -d $libdir ]] && libdirs+=" $libdir" && break
done
[[ $usrlibdir ]] || for usrlibdir in /usr/lib64 /usr/lib; do
[[ -d $usrlibdir ]] && libdirs+=" $usrlibdir" && break
done
mkdir -p "$STATEDIR"
import_testdir
import_initdir
while (($# > 0)); do
case $1 in
--run)
echo "TEST RUN: $TEST_DESCRIPTION"
if test_run; then
echo "TEST RUN: $TEST_DESCRIPTION [OK]"
else
echo "TEST RUN: $TEST_DESCRIPTION [FAILED]"
fi
exit $ret;;
--setup)
echo "TEST SETUP: $TEST_DESCRIPTION"
test_setup
;;
--clean)
echo "TEST CLEANUP: $TEST_DESCRIPTION"
test_cleanup
rm -fr "$TESTDIR"
rm -f "$STATEFILE"
;;
--all)
ret=0
echo -n "TEST: $TEST_DESCRIPTION ";
(
test_setup && test_run
ret=$?
test_cleanup
rm -fr "$TESTDIR"
rm -f "$STATEFILE"
exit $ret
) </dev/null >"$TESTLOG" 2>&1 || ret=$?
if [ $ret -eq 0 ]; then
rm "$TESTLOG"
echo "[OK]"
else
echo "[FAILED]"
echo "see $TESTLOG"
fi
exit $ret;;
*) break ;;
esac
shift
done
}
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