204 lines
6.4 KiB
Bash
204 lines
6.4 KiB
Bash
#!/bin/sh
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#------------------------------------------------------------------------------
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# ORACLE DATABASE : BACKUP RMAN DB + AL
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#------------------------------------------------------------------------------
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# Historique :
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# 14/09/2011 : YAO - Creation
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# 13/10/2015 : YAO - ajout des params en ligne de commande
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# 24/10/2017 : YAO - ajout de level 0 + stby ctlfile + spfile including ctrl file
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# fonction init : c'est ici qu'il faut modifier toutes les variables liees
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# a l'environnement
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#------------------------------------------------------------------------------
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f_init() {
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export ORACLE_OWNER=oracle
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export NLS_DATE_FORMAT="YYYY/MM/DD HH24:MI:SS"
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# les differents repertoires
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export SCRIPTS_DIR=/home/oracle/scripts
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export BKP_LOG_DIR=$SCRIPTS_DIR/logs
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export BKP_LOCATION=/u02/backup/${ORACLE_SID}/backup_rman
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# nombre de sauvegarde RMAN en ligne a garder
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export BKP_REDUNDANCY=2
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export DATE_JOUR=$(date +%Y%m%d-%H%M)
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export BKP_LOG_FILE=${BKP_LOG_DIR}/backup_rman_${ORACLE_SID}_${BKP_TYPE}_${DATE_JOUR}.log
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export RMAN_CMD_FILE=${SCRIPTS_DIR}/rman_cmdfile_${ORACLE_SID}_${BKP_TYPE}.rman
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# nombre de jours de conservation des logs de la sauvegarde
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export BKP_LOG_RETENTION=15
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# nombre de jours de conservation des archivelog sur disque
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export ARCHIVELOG_RETENTION=2
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} # f_init
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#------------------------------------------------------------------------------
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# fonction d'aide
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#------------------------------------------------------------------------------
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f_help() {
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cat <<CATEOF
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syntax : $O -s ORACLE_SID -t DB|AL
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-s ORACLE_SID
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-t
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-t DB => backup full (database + archivelog)
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-t AL => backup des archivelog seulement
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CATEOF
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exit $1
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} #f_help
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#------------------------------------------------------------------------------
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# fonction backup_is_running
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#------------------------------------------------------------------------------
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f_is_running() {
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RUNNING_BKP=$($ORACLE_HOME/bin/sqlplus -s / as sysdba <<EOF
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-- set echo off heading off
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-- select distinct status from v\$rman_status where status like 'RUNNING%';
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SET ECHO OFF NEWP 0 SPA 0 PAGES 0 FEED OFF HEAD OFF TRIMS ON lines 132
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SELECT COUNT(*) FROM V\$RMAN_STATUS WHERE SUBSTR(STATUS,1,7)='RUNNING';
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exit
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EOF
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)
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if [[ "$RUNNING_BKP" -ne 0 ]]; then
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f_print "Backup RMAN en cours ... on quitte"
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echo "Backup RMAN en cours ... on quitte"
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exit $1
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fi
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} #f_help
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#------------------------------------------------------------------------------
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# fonction d'affichage de la date ds les logs
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#------------------------------------------------------------------------------
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f_print()
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{
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echo "[`date +"%Y/%m/%d %H:%M:%S"`] : $1" >> $BKP_LOG_FILE
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} #f_print
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#------------------------------------------------------------------------------
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# fonction de traitement des options de la ligne de commande
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#------------------------------------------------------------------------------
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f_options() {
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case ${BKP_TYPE} in
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[dD][bB])
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BKP_DB_PLUS_AL=TRUE;
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;;
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[aA][lL])
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BKP_DB_PLUS_AL=FALSE;
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;;
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*) f_help 2;
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;;
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esac
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} #f_options
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#----------------------------------------
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#------------ MAIN ----------------------
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#----------------------------------------
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while getopts s:t:h o
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do
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case $o in
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t) BKP_TYPE=$OPTARG;
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;;
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s) ORACLE_SID=$OPTARG;
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;;
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h) f_help 0;
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;;
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*) f_help 2;
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;;
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esac
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done
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# traitement de la ligne de commande
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f_options
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[ "${BKP_TYPE}" ] || f_help 2;
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BKP_TYPE=$(echo ${BKP_TYPE} | tr [a-z] [A-Z])
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[ "${ORACLE_SID}" ] || f_help 2;
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# positionner les variables d'environnement ORACLE
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export ORACLE_SID
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ORAENV_ASK=NO
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PATH=/usr/local/bin:$PATH
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. oraenv -s
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# inititalisation des variables d'environnement
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f_init
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# si ce n'est pas le user oracle qui lance le script, on quitte
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if (test `whoami` != $ORACLE_OWNER)
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then
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echo
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echo "-----------------------------------------------------"
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echo "Vous devez etre $ORACLE_OWNER pour lancer ce script"
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echo
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echo "-----------------------------------------------------"
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exit 2
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fi
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# initialisation des chemins, s'ils n'existent pas ils seront crees par la commande install
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install -d ${BKP_LOCATION}
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install -d ${BKP_LOG_DIR}
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# verifier si un backup RMAN est en cours
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f_is_running
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# generation du script de la sauvegarde RMAN
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echo "
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run {
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CONFIGURE DEVICE TYPE DISK PARALLELISM 1 ;
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CONFIGURE RETENTION POLICY TO REDUNDANCY ${BKP_REDUNDANCY};
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CONFIGURE CONTROLFILE AUTOBACKUP ON;
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CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE DISK TO '${BKP_LOCATION}/ctrlfile_auto_%F';
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" > ${RMAN_CMD_FILE}
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# si sauvegarde DB (-t db) on ajoute cette ligne
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if [ "${BKP_DB_PLUS_AL}" == "TRUE" ]; then
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echo "
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BACKUP INCREMENTAL LEVEL 0 DEVICE TYPE DISK FORMAT '${BKP_LOCATION}/data_%T_%t_%s_%p' TAG 'DATA_${DATE_JOUR}' as compressed backupset database;
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" >> ${RMAN_CMD_FILE}
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fi
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# on continue avec la partie commune : backup des archivelog + spfile + controlfile
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echo "
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SQL 'ALTER SYSTEM ARCHIVE LOG CURRENT';
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BACKUP DEVICE TYPE DISK FORMAT '${BKP_LOCATION}/arch_%T_%t_%s_%p' TAG 'ARCH_${DATE_JOUR}' AS COMPRESSED BACKUPSET ARCHIVELOG ALL DELETE ALL INPUT;
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BACKUP SPFILE INCLUDE CURRENT CONTROLFILE FORMAT '${BKP_LOCATION}/spfile_ctrlfile_%T_%t_%s_%p' TAG 'SPFILE_CTRLFILE_${DATE_JOUR}';
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BACKUP CURRENT CONTROLFILE FOR STANDBY FORMAT '${BKP_LOCATION}/standby_ctrlfile_%T_%t_%s_%p' TAG 'STBY-CTLFILE_${DATE_JOUR}';
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CROSSCHECK ARCHIVELOG ALL;
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DELETE NOPROMPT ARCHIVELOG ALL;
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DELETE NOPROMPT OBSOLETE;
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DELETE NOPROMPT EXPIRED BACKUPSET;
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# SQL 'ALTER DATABASE BACKUP CONTROLFILE TO TRACE';
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sql \"ALTER DATABASE BACKUP CONTROLFILE TO TRACE as ''${BKP_LOCATION}/controlfile_${ORACLE_SID}.trc'' reuse\";
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SQL \"CREATE PFILE=''${BKP_LOCATION}/pfile_${ORACLE_SID}.ora'' FROM SPFILE\";
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}
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" >> ${RMAN_CMD_FILE}
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# Execution du script RMAN
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f_print "------------------------- DEBUT DE LA BACKUP -------------------------"
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${ORACLE_HOME}/bin/rman target / cmdfile=${RMAN_CMD_FILE} log=${BKP_LOG_FILE}
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# Nettoyage auto des logs : duree de concervation determinee par la variable : ${BKP_LOG_RETENTION}
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f_print "------------------------- NETTOYAGE DES LOGS -------------------------"
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find ${BKP_LOG_DIR} -type f -iname "backup_rman_${BKP_TYPE}*.log" -mtime +${BKP_LOG_RETENTION} -exec rm -fv "{}" \; >> $BKP_LOG_FILE
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f_print "------------------------- BACKUP ${BKP_TYPE} TERMINE -------------------------"
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