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multipath/module-setup.sh:installkernel() fix return code

master
Harald Hoyer 2012-06-22 15:33:15 +02:00
parent 8bc04b98c7
commit 2d2c8c2078
1 changed files with 31 additions and 12 deletions
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43
modules.d/90multipath/module-setup.sh
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@ -32,23 +32,42 @@ depends() {

installkernel() {
local _ret
set +x
local _arch=$(uname -m)
mp_mod_filter() {
local _mpfuncs='scsi_register_device_handler|dm_dirty_log_type_register|dm_register_path_selector|dm_register_target'
local _f
while read _f; do case "$_f" in
*.ko) [[ $(< $_f) =~ $_mpfuncs ]] && echo "$_f" ;;
*.ko.gz) [[ $(gzip -dc <$_f) =~ $_mpfuncs ]] && echo "$_f" ;;
*.ko.xz) [[ $(xz -dc <$_f) =~ $_mpfuncs ]] && echo "$_f" ;;
esac
done
local _funcs='scsi_register_device_handler|dm_dirty_log_type_register|dm_register_path_selector|dm_register_target'
# subfunctions inherit following FDs
local _merge=8 _side2=9
function bmf1() {
local _f
while read _f; do
case "$_f" in
*.ko) [[ $(< $_f) =~ $_funcs ]] && echo "$_f" ;;
*.ko.gz) [[ $(gzip -dc <$_f) =~ $_funcs ]] && echo "$_f" ;;
*.ko.xz) [[ $(xz -dc <$_f) =~ $_funcs ]] && echo "$_f" ;;
esac
done
return 0
}

function rotor() {
local _f1 _f2
while read _f1; do
echo "$_f1"
if read _f2; then
echo "$_f2" 1>&${_side2}
fi
done | bmf1 1>&${_merge}
return 0
}
# Use two parallel streams to filter alternating modules.
set +x
eval "( ( rotor ) ${_side2}>&1 | bmf1 ) ${_merge}>&1"
[[ $debug ]] && set -x
return 0
}

( find_kernel_modules_by_path drivers/scsi; if [ "$_arch" = "s390" -o "$_arch" = "s390x" ]; then find_kernel_modules_by_path drivers/s390/scsi; fi;
find_kernel_modules_by_path drivers/md ) | mp_mod_filter | instmods
_ret=$?
[[ $debug ]] && set -x
return $_ret
}

install() {