2020-09-26 16:19:37 +02:00
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#!/bin/bash
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# usage: backup_db2 dbname
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# Dump une base postgresql, et garde plusieurs dumps dans le passe
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# (configurable dans le script backup_rotation.sh)
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# Les dumps sont compresses (gzip).
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#
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# E. Viennet pour ScoDoc, 2014
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# (ce script est meilleur que l'ancien backup-db, car l'espace entre
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# deux sauvegardes dépend de leur anciennete)
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#
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#
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# Note: pour restaurer un backup (en supprimant la base existante !):
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#
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2020-12-05 17:29:26 +01:00
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# 0- Arreter scodoc: /etc/init.d/scodoc stop (ou systemctl stop scodoc)
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2020-09-26 16:19:37 +02:00
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#
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# Puis en tant qu'utilisateur postgres: su postgres
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# 1- supprimer la base existante si elle existe: dropdb SCOXXX
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#
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# 2- recreer la base, vide: createdb -E UTF-8 SCOXXX
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# (nom de la base: SCOXXX ou XXX=departement)
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#
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# 3- pg_restore -d SCOXXX SCOXXX_pgdump
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#
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# Revenir a l'utilisateur root: exit
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2020-12-05 17:29:26 +01:00
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# 4- Relancer scodoc: /etc/init.d/scodoc start (ou systemctl start scodoc)
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2020-09-26 16:19:37 +02:00
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DBNAME=$1
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DUMPBASE="$DBNAME"-BACKUPS
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DUMPFILE="$DUMPBASE"/incoming/"$DBNAME"_pgdump
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# 1-Check if base pathname for backups exist
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if [ ! -e ${DUMPBASE} ]; then
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mkdir ${DUMPBASE}
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fi
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# Initialize subdirs if needed
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for s in incoming backup.hourly backup.daily backup.weekly backup.monthly
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do
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if [ ! -e ${DUMPBASE}/"$s" ]; then
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mkdir ${DUMPBASE}/"$s"
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fi
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done
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# 2- Dump postgresql data
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pg_dump --format=t "$DBNAME" -f $DUMPFILE
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gzip $DUMPFILE
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# 3- Rotate backups: remove unneeded copies
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/opt/scodoc/Products/ScoDoc/misc/backup_rotation.sh "$DUMPBASE"
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