spatialtable/serviceTabletServers at master · dspeyer/spatialtable · GitHub

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#!/bin/bash

home=/home/hduser/dspeyer-scratch/spatialtable
IFS=$'\n'

if [ -z "$1" ]
then
 echo "usage: serviceTabletServers option inputFile"
 echo "where option: start,stop,status"
 exit 1
fi

if [ $1 == "start" ]
then
        if [ -z $2 ]
        then
                echo "please enter an inputFile, maybe serverNodes.."
                exit 1
        else
	        D=`date | tr -c a-zA-Z0-9 _`
		mkdir log/old/before_$D
		mv log/*.out log/*.err log/old/before_$D

                nodes="$2"
                for next in `cat $nodes`
                do
                ssh $next "$home/start_tablet_server.sh"
                echo "started server on $next"
                done
                exit 0
        fi
elif [ $1 == "stop" ]
then
       if [ -z $2 ]
       then
                echo "please enter an inputFile, maybe serverNodes.."
                exit 1
        else
                nodes="$2"
                for next in `cat $nodes`
                do
                kill=$(ssh $next "ps -ef |grep tabletserver | awk '{print \$2;exit;}'")
                ssh $next "kill -9 $kill"
                echo "killed server on $next"
                done
                exit 0
        fi
elif [ $1 == "status" ]
then
        if [ -z $2 ]
        then
                echo "please enter an inputFile, maybe serverNodes.."
                exit 1
        else
                nodes="$2"
                for next in `cat $nodes`
                do
                echo "status on server: $next"
                ssh $next "ps -ef |grep tabletserver |awk '{print ;exit;}'"
                done
                exit 0
        fi
fi