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Add check for mdadm, fixes #3

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Add check for mdadm, fixes #3

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25 changes: 22 additions & 3 deletions bht
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Original file line number Diff line number Diff line change
Expand Up @@ -255,7 +255,13 @@ typeset -a HDD_LIST=( $@ )
#print "HDD_LIST size = ${#HDD_LIST[*]}, list = ${HDD_LIST[*]}"

# check that all required external utilities are available
for p in smartctl badblocks sha256sum mkdir id lsscsi mktemp grep awk mv find mailx ps pvs
if [[ -n $EMAIL ]] ; then
EXTERNAL_UTILS="smartctl badblocks sha256sum mkdir id lsscsi mktemp grep awk mv find mailx ps pvs"
else
EXTERNAL_UTILS="smartctl badblocks sha256sum mkdir id lsscsi mktemp grep awk mv find ps pvs"
fi

for p in $EXTERNAL_UTILS
do
if ! $(which $p 2>/dev/null 1>&2) ; then
print "ERR: $p is not available or not in your PATH. please install $p and try again."
Expand Down Expand Up @@ -362,20 +368,33 @@ do
continue
fi
# make sure it is not mounted
if (( $(awk -v dev="^${HDD_LIST[i]}[0-9]+" \
if (( $(awk -v dev="^${HDD_LIST[i]}[0-9]*" \
'BEGIN{i=0} $1~dev {i++} END{print i}' /etc/mtab) > 0 )) ; then
print "WARN: ${HDD_LIST[i]} appears to be mounted. removing from list."
unset HDD_LIST[i]
continue
fi
# make sure it is not mounted via device mapper
if (( $(ls -1 /sys/block/dm-*/slaves | awk -v dev="^${HDD_LIST[i]}[0-9]*" \
'BEGIN{i=0} "/dev/" $1~dev {i++} END{print i}') > 0 )) ; then
print "WARN: ${HDD_LIST[i]} appears to be mounted via device mapper. removing from list."
unset HDD_LIST[i]
continue
fi
# make sure it is not part of a volume group
if (( $(pvs --no-headings | awk -v dev="^${HDD_LIST[i]}" \
'BEGIN{i=0} $1~dev {i++} END{print i}') > 0 )) ; then
print "WARN: ${HDD_LIST[i]} appears to be part of LVM. removing from list."
unset HDD_LIST[i]
continue
fi
## NEED TO ADD TEST TO CHECK RAID/mdraid
# make sure it is not part of an mdadm pool
if (( $(grep 'md' /proc/mdstat | tr ' ' '\n' | sed -n 's/\[.*//p' | awk -v dev="^${HDD_LIST[i]}" \
'BEGIN{i=0} "/dev/" $1~dev {i++} END{print i}') > 0 )) ; then
print "WARN: ${HDD_LIST[i]} appears to be part of a mdadm pool. removing from list."
unset HDD_LIST[i]
continue
fi
# if we have zpool, make sure this disk is not part of a ZFS pool
if $(which zpool 1>/dev/null 2>&1) && \
(( $(zpool status -L -P | awk -v dev="^${HDD_LIST[i]}" \
Expand Down