36 lines
1.1 KiB
Bash
36 lines
1.1 KiB
Bash
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#!/usr/bin/env bash
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[ -z "${POSTGRES_USER}" ] && { echo "=> POSTGRES_USER cannot be empty" && exit 1; }
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[ -z "${POSTGRES_PASSWORD}" ] && { echo "=> POSTGRES_PASSWORD cannot be empty" && exit 1; }
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[ -z "${GZIP_LEVEL}" ] && { GZIP_LEVEL=6; }
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DATE=$(date +%Y%m%d%H%M)
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echo "=> Backup started at $(date "+%Y-%m-%d %H:%M:%S")"
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export PGHOST=${POSTGRES_HOST}
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export PGPORT=${POSTGRES_PORT}
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export PGUSER=${POSTGRES_USER}
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export PGPASSWORD=${POSTGRES_PASSWORD}
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DATABASES=${POSTGRES_DATABASE:-${POSTGRES_DB:-$(psql "${POSTGRES_SSL_OPTS}" -t -c "SELECT datname FROM pg_database;")}}
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for db in ${DATABASES}; do
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if [[ "$db" != "template1" ]] &&
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[[ "$db" != "template0" ]]; then
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echo "==> Dumping database: $db"
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FILENAME=${BACKUP_DIR}/$DATE.$db.sql
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if pg_dump ${POSTGRESDUMP_OPTS} "${db}" >"${FILENAME}"; then
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if [ -z "${USE_PLAIN_SQL}" ]; then
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echo "==> Compressing $db with LEVEL $GZIP_LEVEL"
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gzip "-$GZIP_LEVEL" -f "$FILENAME"
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fi
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else
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rm -rf "$FILENAME"
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fi
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fi
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done
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echo "=> Backup process finished at $(date "+%Y-%m-%d %H:%M:%S")"
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