27 lines
748 B
Bash
Executable File
27 lines
748 B
Bash
Executable File
#!/bin/sh
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set -eux
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DATABASE_NAME=guix_data_service
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DEFAULT_BACKUP_DIRECTORY="/var/lib/guix-data-service/dumps"
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BACKUP_DIRECTORY="${GUIX_DATA_SERVICE_BACKUP_DIRECTORY:-$DEFAULT_BACKUP_DIRECTORY}"
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DATE="$(date "+%Y-%m-%d")"
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FULL_BACKUP_NAME="guix_data_service_full.dump"
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TEMPORARY_FILE_NAME="${TMPDIR:-/tmp}/guix_data_service_full-$DATE.dump.tmp"
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DESTINATION_FILE_NAME="$BACKUP_DIRECTORY/$DATE/$FULL_BACKUP_NAME"
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renice 19 -p $$ || true
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ionice -p $$ -c 3 || true
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pg_dump --format=custom --compress=9 --serializable-deferrable \
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--no-comments \
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--username=guix_data_service \
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--file="$TEMPORARY_FILE_NAME" \
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"$DATABASE_NAME"
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mkdir -p "$BACKUP_DIRECTORY/$DATE"
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mv "$TEMPORARY_FILE_NAME" "$DESTINATION_FILE_NAME"
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