Merge branch 'master' of git.ducamps.win:vincent/conf2 into master
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commit
a50e2673c7
@ -3,7 +3,7 @@ import time
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import sys
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services=("syncthing@vincent",
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"mariadb",
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"postgresql",
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"nginx",
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"php-fpm",
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"gitea",
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71
script/script/pg_dump.sh
Executable file
71
script/script/pg_dump.sh
Executable file
@ -0,0 +1,71 @@
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#!/bin/bash
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# Inspiré d'un script trouvé sur phpnews.fr (plus en ligne)
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# Version 0.4 16/09/2020
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# Script sous licence BEERWARE
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set -eu
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## Paramètres
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# Répertoire de stockage des sauvegardes
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DATADIR="/mnt/diskstation/git/backup/postgres/"
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# Répertoire de travail (création/compression)
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DATATMP=$DATADIR
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# Nom du dump
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DATANAME="dump_$(date +%d.%m.%y@%Hh%M)"
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# Compression
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COMPRESSIONCMD="tar -czf"
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COMPRESSIONEXT=".tar.gz"
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# Rétention / rotation des sauvegardes
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RETENTION=30
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# Exclure des bases
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EXCLUSIONS='(postgres|template1|template0)'
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# Email pour les erreurs (0 pour désactiver
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EMAIL=0
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# Log d'erreur
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exec 2> ${DATATMP}/error.log
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## Début du script
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ionice -c3 -p$$ &>/dev/null
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renice -n 19 -p $$ &>/dev/null
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function cleanup {
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if [ "`stat --format %s ${DATATMP}/error.log`" != "0" ] && [ "$EMAIL" != "0" ] ; then
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cat ${DATATMP}/error.log | mail -s "Backup Postgres $DATANAME - Log error" ${EMAIL}
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fi
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}
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trap cleanup EXIT
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# On crée sur le disque un répertoire temporaire
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mkdir -p ${DATATMP}/last
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# On place dans un tableau le nom de toutes les bases de données du serveur
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databases="$(psql -d postgres -c 'select datname from pg_catalog.pg_database;' -t|grep -v -E $EXCLUSIONS)"
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# Pour chacune des bases de données trouvées ...
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for database in ${databases[@]}
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do
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echo "dump : $database"
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pg_dump $database > ${DATATMP}/last/${database}.sql
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done
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# On tar tous
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cd ${DATATMP}
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${COMPRESSIONCMD} ${DATANAME}${COMPRESSIONEXT} last/
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chmod 600 ${DATANAME}${COMPRESSIONEXT}
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# On le déplace dans le répertoire
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if [ "$DATATMP" != "$DATADIR" ] ; then
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mv ${DATANAME}${COMPRESSIONEXT} ${DATADIR}
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fi
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# Lien symbolique sur la dernier version
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#cd ${DATADIR}
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#set +eu
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#unlink last${COMPRESSIONEXT}
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#set -eu
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#ln ${DATANAME}${COMPRESSIONEXT} last${COMPRESSIONEXT}
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# On supprime le répertoire temporaire
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#rm -rf ${DATATMP}/${DATANAME}
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echo "Suppression des vieux backup : "
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find ${DATADIR} -name "*${COMPRESSIONEXT}" -mtime +${RETENTION} -print -exec rm {} \;
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