31 lines
1.2 KiB
Bash
Executable File
31 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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set -eu
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cd "$(dirname "$0")/../.."
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project="${COMPOSE_PROJECT_NAME:-mobilityops}"
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destination="${1:-backups/postgres}"
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retention_days="${BACKUP_RETENTION_DAYS:-30}"
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minimum_copies="${BACKUP_MINIMUM_COPIES:-7}"
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timestamp="$(date -u +%Y%m%dT%H%M%SZ)"
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backup_file="${destination}/mobilityops-${timestamp}.dump"
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temporary_file="${backup_file}.partial"
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compose_files="-f compose.yaml -f compose.unraid.yaml"
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mkdir -p "$destination"
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case "$destination" in ""|"/"|".") echo "Unsafe backup destination: $destination" >&2; exit 1;; esac
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trap 'rm -f "$temporary_file"' EXIT INT TERM
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docker compose -p "$project" $compose_files exec -T db sh -eu -c \
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'pg_dump --format=custom --no-owner --no-acl -U "$POSTGRES_USER" "$POSTGRES_DB"' \
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> "$temporary_file"
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docker compose -p "$project" $compose_files exec -T db pg_restore --list \
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< "$temporary_file" > /dev/null
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mv "$temporary_file" "$backup_file"
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(cd "$destination" && \
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sha256sum "$(basename "$backup_file")" > "$(basename "$backup_file").sha256")
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BACKUP_RETENTION_DAYS="$retention_days" BACKUP_MINIMUM_COPIES="$minimum_copies" \
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./deploy/unraid/prune-postgres-backups.sh "$destination"
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trap - EXIT INT TERM
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printf '%s\n' "$backup_file"
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