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#!/usr/bin/env bash
#
# multi-dump.sh
#
# Dumps interesting information about the Ceph cluster at a series of epochs.
#
### Functions
usage() {
cat <<EOF
multi-dump.sh: dumps out ceph maps
-D Enable diff-mode
-e <start-epoch> What epoch to end with.
-h This help message
-s <start-epoch> What epoch to start with. Defaults to 1.
-t <map-type> What type of map to dump. Defaults to osdmap.
Valid map types are: osdmap,
EOF
}
cleanup() {
[ -n ${TEMPDIR} ] && rm -rf "${TEMPDIR}"
}
die() {
echo $@
exit 1
}
dump_osdmap() {
for v in `seq $START_EPOCH $END_EPOCH`; do
./ceph osd getmap $v -o $TEMPDIR/$v >> $TEMPDIR/cephtool-out \
|| die "cephtool failed to dump epoch $v"
done
if [ $DIFFMODE -eq 1 ]; then
for v in `seq $START_EPOCH $END_EPOCH`; do
./osdmaptool --print $TEMPDIR/$v > $TEMPDIR/$v.out
done
cat $TEMPDIR/$START_EPOCH.out
E=$((END_EPOCH-1))
for v in `seq $START_EPOCH $E`; do
S=$((v+1))
echo "************** $S **************"
diff $TEMPDIR/$v.out $TEMPDIR/$S.out
done
else
for v in `seq $START_EPOCH $END_EPOCH`; do
echo "************** $v **************"
./osdmaptool --print $TEMPDIR/$v \
|| die "osdmaptool failed to print epoch $v"
done
fi
}
### Setup
trap cleanup INT TERM EXIT
TEMPDIR=`mktemp -d`
MYDIR=`dirname $0`
MYDIR=`readlink -f $MYDIR`
MAP_TYPE=osdmap
cd $MYDIR
### Parse arguments
DIFFMODE=0
START_EPOCH=1
END_EPOCH=0
while getopts "De:hs:t:" flag; do
case $flag in
D) DIFFMODE=1;;
e) END_EPOCH=$OPTARG;;
h) usage
exit 0
;;
s) START_EPOCH=$OPTARG;;
t) MAP_TYPE=$OPTARG;;
*) usage
exit 1;;
esac
done
[ $END_EPOCH -eq 0 ] && die "You must supply an end epoch with -e"
### Dump maps
case $MAP_TYPE in
"osdmap") dump_osdmap;;
*) die "sorry, don't know how to handle MAP_TYPE '$MAP_TYPE'"
esac
exit 0
|
