37 lines
1011 B
Bash
37 lines
1011 B
Bash
#!/usr/bin/env bash
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set -euo pipefail
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ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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cd "$ROOT_DIR"
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set -a
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. ./.env
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set +a
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timestamp="$(date +"%Y%m%d_%H%M%S")"
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backup_dir="${1:-$ROOT_DIR/backend/backups/backup_${timestamp}}"
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mkdir -p "$backup_dir"
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db_dump_path="$backup_dir/db.dump"
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media_archive_path="$backup_dir/media.tar.gz"
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meta_path="$backup_dir/backup_meta.env"
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checksums_path="$backup_dir/SHA256SUMS"
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docker compose exec -T db sh -lc "PGPASSWORD='$POSTGRES_PASSWORD' pg_dump -U '$POSTGRES_USER' -d '$POSTGRES_DB' -Fc --no-owner --no-privileges" > "$db_dump_path"
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tar -C "$ROOT_DIR/backend" -czf "$media_archive_path" media
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cat > "$meta_path" <<EOF
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BACKUP_CREATED_AT=$timestamp
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POSTGRES_DB=$POSTGRES_DB
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POSTGRES_USER=$POSTGRES_USER
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DB_DUMP_FILE=$(basename "$db_dump_path")
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MEDIA_ARCHIVE_FILE=$(basename "$media_archive_path")
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EOF
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(
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cd "$backup_dir"
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shasum -a 256 "$(basename "$db_dump_path")" "$(basename "$media_archive_path")" > "$checksums_path"
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)
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printf '%s\n' "$backup_dir"
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