169 lines
6.4 KiB
Bash
Executable File
169 lines
6.4 KiB
Bash
Executable File
#!/bin/sh
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#------------------------------------------------------------------------------
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# ORACLE DATABASE : BACKUP RMAN AL
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#------------------------------------------------------------------------------
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# Historique :
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# 22/12/2023 : YOU - backup des AL seulement
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# fonction init : c'est ici qu'il faut modifier toutes les variables liées
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# à l'environnement
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#------------------------------------------------------------------------------
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f_init() {
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export ORACLE_OWNER=oracle
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# les différents répertoires
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export SCRIPTS_DIR=/home/oracle/scripts
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export BKP_LOG_DIR=$SCRIPTS_DIR/logs
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export BKP_LOCATION=/u04/backup/${ORACLE_SID}/rman
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# nombre de sauvegarde RMAN en ligne à garder
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export BKP_REDUNDANCY=1
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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_AL_${ORACLE_SID}_${DATE_JOUR}.log
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export RMAN_CMD_FILE=${BKP_LOG_DIR}/rman_cmd_file_${ORACLE_SID}.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 canaux à utiliser
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export PARALLELISM=1
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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 ORACLE_SID
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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 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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# traitement de la ligne de commande
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#------------------------------------------------------------------------------
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ORACLE_SID=$1
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[ "${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:$PATH
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. oraenv -s >/dev/null
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#------------------------------------------------------------------------------
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# inititalisation des variables d'environnement
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#------------------------------------------------------------------------------
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f_init
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# si la base est standby on sort
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${SCRIPTS_DIR}/is_standby.sh ${ORACLE_SID} && exit 2
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#------------------------------------------------------------------------------
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# si ce n'est pas le user oracle qui lance le script, on quitte
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#------------------------------------------------------------------------------
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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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exit 2
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fi
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#------------------------------------------------------------------------------
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# initialisation des chemins, s'ils n'existent pas ils seront créés par la commande install
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#------------------------------------------------------------------------------
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install -d ${BKP_LOCATION}
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install -d ${BKP_LOG_DIR}
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#------------------------------------------------------------------------------
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# génération du script de la sauvegarde RMAN
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#------------------------------------------------------------------------------
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#
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# si une autre sauvegarde est en cours, on quitte
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#
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RUNNING_RMAN=$($ORACLE_HOME/bin/sqlplus -S / as sysdba <<EOF
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set heading off
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set feedback off
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set echo off
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select count(*) from v\$rman_backup_job_details where STATUS IN ('RUNNING', 'EXECUTING');
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EOF
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)
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RUNNING_RMAN=$(echo ${RUNNING_RMAN} | sed 's/^\s*//g')
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if [ -n "${RUNNING_RMAN}" ]; then
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# RUNNING_RMAN n'est pas vide, donc backup RMAN en cours ... on quitte
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f_print("Sauvegarde RMAN en cours ... fin du script")
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exit 2
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fi
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# récupération du mode archive ou pas
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LOG_MODE=$($ORACLE_HOME/bin/sqlplus -S / as sysdba <<EOF
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set heading off
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set feedback off
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set echo off
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select LOG_MODE from V\$DATABASE;
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EOF
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)
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LOG_MODE=$(echo $LOG_MODE | sed 's/^\s*//g')
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if [ "$LOG_MODE" == "NOARCHIVELOG" ]; then
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echo "validate check logical database;" > ${RMAN_CMD_FILE}
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else
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# run {
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echo "
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CONFIGURE DEVICE TYPE DISK PARALLELISM $PARALLELISM ;
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CONFIGURE RETENTION POLICY TO REDUNDANCY ${BKP_REDUNDANCY};
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SQL 'ALTER SYSTEM ARCHIVE LOG CURRENT';
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BACKUP DEVICE TYPE DISK FORMAT '${BKP_LOCATION}/arch_%T_%t_%s_%p' TAG 'ARCH_${DATE_JOUR}' AS COMPRESSED BACKUPSET ARCHIVELOG ALL DELETE ALL INPUT;
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CROSSCHECK ARCHIVELOG ALL;
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DELETE NOPROMPT OBSOLETE;
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DELETE NOPROMPT EXPIRED ARCHIVELOG ALL;
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BACKUP CURRENT CONTROLFILE FORMAT '${BKP_LOCATION}/control_%T_%t_%s_%p' TAG 'CTLFILE_${DATE_JOUR}';
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" > ${RMAN_CMD_FILE}
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# }
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fi
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#------------------------------------------------------------------------------
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# Execution du script RMAN
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#------------------------------------------------------------------------------
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f_print "------------------------- DEBUT DE LA BACKUP -------------------------"
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${ORACLE_HOME}/bin/rman target / cmdfile=${RMAN_CMD_FILE} log=${BKP_LOG_FILE}
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#------------------------------------------------------------------------------
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# Mail si des erreurs dans le fichier de sauvegarde
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#------------------------------------------------------------------------------
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# ERR_COUNT=$(egrep "^RMAN-[0-9]*|^ORA-[0-9]:" ${BKP_LOG_FILE} | wc -l)
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ERR_COUNT=$(egrep "^ORA-[0-9]:" ${BKP_LOG_FILE} | wc -l)
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if [ ${ERR_COUNT} -ne 0 ]; then
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curl -H "t: Erreur RMAN base ${ORACLE_SID} sur le serveur $(hostname)" -d "$(cat ${BKP_LOG_FILE})" -L https://ntfy.axiome.io/backup-rman
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fi
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#------------------------------------------------------------------------------
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# Nettoyage auto des logs : durée de concervation déterminée par la variable : ${BKP_LOG_RETENTION}
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#------------------------------------------------------------------------------
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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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