30 lines
849 B
Bash
30 lines
849 B
Bash
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#!/bin/sh
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#
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# cluster-run.sh, Copyright © 2013 Matteo Cypriani <mcy@lm7.fr>
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#
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# This program is free software. It comes without any warranty, to
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# the extent permitted by applicable law. You can redistribute it
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# and/or modify it under the terms of the Do What The Fuck You Want
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# To Public License, Version 2, as published by Sam Hocevar. See
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# http://sam.zoy.org/wtfpl/COPYING for more details.
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#
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# Run a command on a list of remote hosts using Parallel SSH.
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if [ $# -lt 2 ] ; then
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echo "Usage: $0 <hosts_list> <command>"
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exit 1
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fi
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PSSH=$(command -v parallel-ssh || command -v pssh)
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if [ "$PSSH" = "" ] ; then
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echo "Parallel SSH (pssh) is required for this script to work."
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exit 2
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fi
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HOSTS="$HOME/.config/cluster/$1.lst"
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shift
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echo "Using file '$HOSTS' as hosts' list."
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echo "Command: $@"
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exec $PSSH --print -l root -h "$HOSTS" -- $@
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