73 lines
1.7 KiB
Plaintext
73 lines
1.7 KiB
Plaintext
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#!/bin/bash
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#MHSSH (Multi Host SSH) : send a command on multiple hosts
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#Copyright (C) 2016 Weber Yann
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#
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#This program is free software; you can redistribute it and/or modify
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#it under the terms of the GNU General Public License as published by
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#the Free Software Foundation; either version 3 of the License, or
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#any later version.
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#
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#This program is distributed in the hope that it will be useful,
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#but WITHOUT ANY WARRANTY; without even the implied warranty of
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#GNU General Public License for more details.
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#
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#You should have received a copy of the GNU General Public License
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#along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Host list path (file should contains hosts seperated by $IFS )
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hosts="$HOME/.config/mhssh.hosts"
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red=$(tput setaf 1)
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grn=$(tput setaf 2)
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raz=$(tput sgr0)
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usage() {
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echo "Run a single command on multiple hosts"
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echo "Usage : $0 [-h|--help] [-n|--no-color] CMD ..."
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echo -e "\n\t-h --help\tprint this help\n\t-n --no-color\tdisable colors\n\n"
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echo "Host list configured to be found in '$hosts'"
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}
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nocmd() {
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echo -e "at least one command expected...\n"
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usage
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exit 3
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}
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# arg "parsing"
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[ $# -eq 0 ] && nocmd
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case "$1" in
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-h|--help)
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usage
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exit 1
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;;
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-n|--no-color)
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[ $# -eq 1 ] && nocmd
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shift
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red='[ERR] '
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grn=''
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raz=''
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;;
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esac
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if [ ! -f "$hosts" ]
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then
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echo -e "File '$hosts' not found" >&2
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echo ""
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usage
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exit 2
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fi
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for host in $(cat $hosts)
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do
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echo -e "\n$grn=====================\n$grn$host\n$grn=====================$raz\n"
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stdout=$(echo -ne "$grn$(printf "%20s" "$host") : $raz")
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stderr=$(echo -ne "$red$(printf "%20s" "$host") : $raz")
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{
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ssh $host "$@;exit" 2>&3 | sed -e "s/^/$stdout/" 1>&2
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} 3>&1 | sed -e "s/^/$stderr/"
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done
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