This commit is contained in:
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e10abc5b8d
58
.drone.yml
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58
.drone.yml
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---
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kind: pipeline
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name: build_amd64
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platform:
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os: linux
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arch: amd64
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steps:
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- name: docker
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image: plugins/docker
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settings:
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repo: ducampsv/docker-backup-postgres
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auto_tag: "true"
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auto_tag_suffix: amd64
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username:
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from_secret: docker_username
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password:
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from_secret: docker_password
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---
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kind: pipeline
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name: build_arm
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platform:
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os: linux
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arch: arm
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steps:
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- name: docker
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image: plugins/docker
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settings:
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repo: ducampsv/docker-backyp-postgres
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auto_tag: "true"
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auto_tag_suffix: arm
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username:
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from_secret: docker_username
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password:
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from_secret: docker_password
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---
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kind: pipeline
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type: docker
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name: manifest
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steps:
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- name: manifest
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image: plugins/manifest
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settings:
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auto_tag: "true"
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target: ducampsv/docker-backup-postgres:latest
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template: ducampsv/pacoloco:ARCH
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username:
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from_secret: docker_username
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password:
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from_secret: docker_password
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platforms:
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- linux/amd64
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- linux/arm
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depends_on:
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- build_amd64
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13
Dockerfile
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13
Dockerfile
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FROM alpine:latest
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COPY pg_dump.sh /
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ENV \
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PGDATABASE="" \
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PGHOST="" \
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PGPORT="" \
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PGUSER="" \
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PGPASSWORD=""
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RUN apk --no-cache add postgresql-client bash
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VOLUME ["/backup"]
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CMD ["/pg_dump.sh"]
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7
makefile
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7
makefile
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DOCKER_ORGANIZATION := ducampsv
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DOCKER_IMAGE:= docker-backup-postgres
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build:
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docker buildx build . -t $(DOCKER_ORGANIZATION)/$(DOCKER_IMAGE)
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71
pg_dump.sh
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71
pg_dump.sh
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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="/backup"
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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 -c %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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