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#!/bin/sh
# Run `qselect "$@"' and produce pdsh-compatible host list
# Dave Love <fx@gnu.org>, 2008-09
# Copyright (C) 2008 The University of Liverpool
# Licence: FreeBSD <http://www.gnu.org/licenses/license-list.html#FreeBSD>
usage () {
echo "Usage: $(basename $0) <qselect_arg>...
Run qselect(1) with the given args and produce a pdsh(1)-compatible host list."
}
case $1 in
-h | --help) usage; exit;;
'') usage 1>&2; exit 1;;
esac
qselect "$@" |
sed -e 's/^[^@]*@//' -e 's/\..*//' | # host short names
sort -u | # unique list
tr '\n' , # comma-separated (trailing comma OK)
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