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dracut-functions.sh:get_fs_env() bail out early

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if udevadm found information about a device (DEVPATH set), then bail out
early, if ID_FS_TYPE was not set.
This commit is contained in:
Harald Hoyer 2012-03-30 10:47:35 +02:00
parent 66b750a08e
commit 0e979d4829
1 changed files with 23 additions and 11 deletions
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34
dracut-functions.sh
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@ -167,22 +167,34 @@ convert_abs_rel() {
# ext4
# 551a39aa-4ae9-4e70-a262-ef665cadb574
get_fs_env() {
local evalstr
local found
[[ $1 ]] || return
unset ID_FS_TYPE
unset ID_FS_UUID
eval $(udevadm info --query=env --name=$1 \
| while read line; do
strstr "$line" "ID_FS_TYPE=" && echo $line;
done)
[[ $ID_FS_TYPE ]] && return 0
if [[ -x /lib/udev/vol_id ]]; then
eval $(/lib/udev/vol_id --export $1 \
| while read line; do
strstr "$line" "ID_FS_TYPE=" && echo $line;
done)
if evalstr=$(udevadm info --query=env --name=$1 \
| { while read line; do
strstr "$line" "DEVPATH" && found=1;
strstr "$line" "ID_FS_TYPE=" && { echo $line; exit 0;}
done; [[ $found ]] && exit 0; exit 1; }) ; then
eval $evalstr
[[ $ID_FS_TYPE ]] && return 0
return 1
fi
# Fallback, for the old vol_id
if [[ -x /lib/udev/vol_id ]]; then
if evalstr=$(/lib/udev/vol_id --export $1 \
| while read line; do
strstr "$line" "ID_FS_TYPE=" && { echo $line; exit 0;}
done;) ; then
eval $evalstr
[[ $ID_FS_TYPE ]] && return 0
fi
fi
# Fallback, if we don't have udev information
if find_binary blkid >/dev/null; then
eval $(blkid -o udev $1 \
| while read line; do