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我想寫一個代碼,它將使用shell腳本遠程設置crontab。但是我正面臨着echo命令的問題,因爲它無法替代變量。行書而 使用shell腳本遠程設置crontab。
Migration_tech_refersh_post_check.ksh: line 275: 1) | crontab - : ambiguous redirect
請與echo命令如預期,這將替代變量幫助遇到
實際代碼
#! /usr/bin/ksh
#! /bin/bash
clear
echo -n "" > error.out
echo -n "" > scripts_dir.out
echo -n "" > crontab_check.out
export ORACLE_SID=REPTEST
export ORACLE_HOME=/opt/app/oracle/product/11.2.0_tipical
export PATH=$PATH:$ORACLE_HOME/bin
export TNS_ADMIN=/home/oracle/NIKHIL/apex_oracle_version_changes
export SCRIPTS_DIR=/home/oracle/NIKHIL/Migration_tech_refersh
export REP_USER=repository
export EMAIL_ID="[email protected]"
export DAY=`date +"%m-%d-%Y"`
export HOSTNAME=$1
export SID=$2
export USAGE=$3
export ROLE=$4
create_crontab_entries() {
echo -n "" > ${SCRIPTS_DIR}/crontab_remote_entries/crontab_remote_file_${H_NOFQDN}.${SID}
echo
echo -e "Creating crontab entries for RMAN backups and alert_log script"
echo
mv ${SCRIPTS_DIR}/crontab_remote_entries/crontab_remote_file_${H_NOFQDN}.${SID} ${SCRIPTS_DIR}/crontab_remote_entries/crontab_remote_file_${H_NOFQDN}.${SID}_$DAY
echo -e "(crontab -l 2>/dev/null;echo "0,5,10,15,20,25,30,35,40,45,50,55 * * * * /home/oracle/SCRIPTS/MONITOR/alert_log/ksh/CHECK_LOG_ERRORS.ksh ${SID} > /tmp/check_log_${SID}.log 2>&1") | crontab - " >> ${SCRIPTS_DIR}/crontab_remote_entries/crontab_remote_file_${H_NOFQDN}.${SID}
echo -e "Checking if crontab is enabled for oracle user"
ssh -o 'PreferredAuthentications=publickey' [email protected]${HOSTNAME} "crontab -l" >> crontab_check.out 2>&1
if [ "$?" = "0" ]; then
echo
echo -e "Crontab is enabled for Oracle user.. Creating Crontab entries!!!"
scp -o 'PreferredAuthentications=publickey' ${SCRIPTS_DIR}/crontab_remote_entries/crontab_remote_file_${H_NOFQDN}.${SID} [email protected]${HOSTNAME}:/home/oracle >> crontab_check.out 2>&1
ssh -o 'PreferredAuthentications=publickey' [email protected]${HOSTNAME} "chmod 777 /home/oracle/crontab_remote_file_${H_NOFQDN}.${SID};/home/oracle/crontab_remote_file_${H_NOFQDN}.${SID};rm -f /home/oracle/crontab_remote_file_${H_NOFQDN}.${SID}" >> crontab_check.out 2>&1
Problamatic echo命令
echo -e "(crontab -l 2>/dev/null;echo "0,5,10,15,20,25,30,35,40,45,50,55 * * * * /home/oracle/SCRIPTS/MONITOR/alert_log/ksh/CHECK_LOG_ERRORS.ksh ${SID} > /tmp/check_log_${SID}.log 2>&1") | crontab - " >> ${SCRIPTS_DIR}/crontab_remote_entries/crontab_remote_file_${H_NOFQDN}.${SID}
嘗試轉義回聲中的第二和第三''''echo \「0,5,10'和'2>&1 \」)' – pikand
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