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Created October 22, 2012 15:01
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#!/bin/bash
# SERVIDORES DE HORA
SRVS=(200.20.186.75 200.20.186.94 {a,b,c,d}.st1.ntp.br {a,b,c}.ntp.br gps.ntp.br);
# DEBUG
#echo ${#SRVS[@]};
#echo ${SRVS[@]};
#echo ${SRVS[1]};
#exit 0;
# CONTANDO O NUMERO DE SERVIDORES DE HORA
NUMS=${#SRVS[@]};
# DEBUG
#echo ${NUMS};
#exit 0;
# RETORNANDO ALEATORIAMENTE, A POSICAO, NA ARRAY, DE UM SERVIDOR DE HORA
NUM=$[($RANDOM % ${NUMS} - 0)];
# DEBUG
#echo ${NUM};
#exit 0;
# OBTENDO O IP/NOME DO SERVIDOR SEGUNDO A SUA POSICAO NA ARRAY
SRV=${SRVS[${NUM}]};
# DEBUG
#echo ${SRV};
#exit 0;
# CORRIGINDO HORARIO DE VERAO
/usr/bin/wget -O /tmp/tz-brasil.zic 'http://people.debian.org/~pzn/tz-brasil/tz-brasil.zic' && \
/usr/sbin/zic /tmp/tz-brasil.zic && \
rm -Rfv /tmp/tz-brasil.zic;
# PARANDO NTP
if [ -x "/etc/init.d/ntp" ];
then
/etc/init.d/ntp stop;
else
echo -e "\nVOCE NAO POSSUI O ntp INSTALDO!";
echo -e "CONTUDO ELE NAO HE NECESSARIO PARA ESTE SCRIPT.\n";
fi;
# ATUALIZANDO HORA
echo "ATUALIZANDO HORA ..."
/usr/sbin/ntpdate -t 5 ${SRV};
# SINCRONIZANDO HORA DA BIOS COM A HORA DO SISTEMA OPERACIONAL
echo "SINCRONIZANDO HORA DA BIOS ...";
/sbin/hwclock -w;
# REINICIANDO NTP
if [ -x "/etc/init.d/ntp" ];
then
/etc/init.d/ntp start;
else
echo -e "\nCASO DESEJE INSTALAR O ntp, UTILIZE O COMANDO:";
echo "apt-get install ntp";
fi;
exit 0;
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