diff options
Diffstat (limited to 'test/test-functions')
| -rw-r--r-- | test/test-functions | 246 |
1 files changed, 231 insertions, 15 deletions
diff --git a/test/test-functions b/test/test-functions index 5fdf0a18bd..c355423192 100644 --- a/test/test-functions +++ b/test/test-functions @@ -4,21 +4,15 @@ PATH=/sbin:/bin:/usr/sbin:/usr/bin export PATH -setup_basic_dirs() { - for d in usr/bin usr/sbin bin etc lib "$libdir" sbin tmp usr var var/log; do - [[ -e "${initdir}${prefix}/$d" ]] && continue - if [ -L "/$d" ]; then - inst_symlink "/$d" "${prefix}/$d" - else - mkdir -m 0755 -p "${initdir}${prefix}/$d" - fi - done +KERNEL_VER=${KERNEL_VER-$(uname -r)} +KERNEL_MODS="/lib/modules/$KERNEL_VER/" - for d in dev proc sys sysroot root run run/lock run/initramfs; do +setup_basic_dirs() { + 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 "/$d" else - mkdir -m 0755 -p "$initdir/$d" + inst_dir "/$d" fi done @@ -127,9 +121,9 @@ dtrace() { # @param msg Message. # @retval 0 It's always returned, even if logging failed. ddebug() { - set +x +# set +x dlog 5 "$@" - [ -n "$debug" ] && set -x || : +# [ -n "$debug" ] && set -x || : } ## @brief Logs message at INFO level (4) @@ -157,9 +151,9 @@ dwarn() { # @param msg Message. # @retval 0 It's always returned, even if logging failed. derror() { - set +x +# set +x dlog 2 "$@" - [ -n "$debug" ] && set -x || : +# [ -n "$debug" ] && set -x || : } ## @brief Logs message at FATAL level (1) @@ -547,6 +541,228 @@ dracut_install() { 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 behaviour 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 |