Created
July 21, 2016 21:14
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Script to demonstrate automated Couchbase backups using cbbackupmgr
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#!/bin/bash | |
ARCHIVE=/backup | |
REPO=local | |
HOST=localhost | |
USERNAME=Administrator | |
PASSWORD=password | |
THREADS=4 | |
RESTOREPOINTS=3 | |
CBBACKUPMGR=/opt/couchbase/bin/cbbackupmgr | |
BACKUPREGEX="[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}_[0-9]{2}_[0-9]{2}.[0-9]{9}Z" | |
# Running backup | |
CMD="${CBBACKUPMGR} backup --archive ${ARCHIVE} --repo ${REPO} --host couchbase://${HOST} --username ${USERNAME} --password ${PASSWORD} --threads ${THREADS}" | |
echo -e "Running backup...\nCommand: ${CMD}" | |
$CMD | |
# Compacting the backup | |
BACKUPLIST=$(${CBBACKUPMGR} list --archive ${ARCHIVE} --repo ${REPO} | awk '{print $NF}' | grep -E ${BACKUPREGEX}) | |
LASTBACKUP=$(echo "${BACKUPLIST}" | sed '$!d') | |
CMD="${CBBACKUPMGR} compact --archive ${ARCHIVE} --repo ${REPO} --backup ${LASTBACKUP}" | |
echo -e "Compacting the backup...\nCommand: ${CMD}" | |
$CMD | |
# Merging old backups | |
COUNT=$(echo "${BACKUPLIST}" | wc -l) | |
if [ "$COUNT" -gt "$RESTOREPOINTS" ]; then | |
START=$(echo "${BACKUPLIST}" | sed -n 1p) | |
END=$(echo "${BACKUPLIST}" | sed -n $((1+COUNT-RESTOREPOINTS))p) | |
CMD="${CBBACKUPMGR} merge --archive ${ARCHIVE} --repo ${REPO} --start ${START} --end ${END}" | |
echo -e "Merging old backups...\nCommand: ${CMD}" | |
$CMD | |
fi |
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