68 lines
2.8 KiB
Bash
Executable File
68 lines
2.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Main pipeline: container archives, configured methods, then local prune.
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set -Eeuo pipefail
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SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
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. "$SCRIPT_DIR/lib/common.sh"
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DRY_RUN=0; SKIP_CONTAINERS=0; SKIP_PRUNE=0; CONTAINERS_OVERRIDE=""
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--dry-run|-t) DRY_RUN=1 ;; --skip-containers) SKIP_CONTAINERS=1 ;; --skip-prune) SKIP_PRUNE=1 ;;
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--containers|-f) CONTAINERS_OVERRIDE="${2:?Missing containers file}"; shift ;;
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-h|--help)
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echo "Usage: ${0##*/} [--dry-run] [--containers FILE] [--skip-containers] [--skip-prune]"
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echo "Transfer stages run in BACKUP_METHODS order. Add stages/NN-name.sh and list name in BACKUP_METHODS."
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exit 0 ;;
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*) die "Unknown option: $1" 2 ;;
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esac
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shift
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done
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BACKUP_RUN_ID="$(run_id)"
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BACKUP_STARTED_EPOCH="$(date +%s)"
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BACKUP_RUN_LOG="$(mktemp "${TMPDIR:-/tmp}/zorruno-docker-backup.XXXXXX.log")"
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export BACKUP_RUN_ID BACKUP_STARTED_EPOCH BACKUP_RUN_LOG
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finish_run() {
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local exit_code=$? finished status
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trap - EXIT
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set +e
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finished="$(date +%s)"
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if (( exit_code == 0 )); then
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if (( DRY_RUN )); then status="dry_run_success"; else status="success"; fi
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else
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if (( DRY_RUN )); then status="dry_run_failed"; else status="failed"; fi
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fi
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if is_true "$MQTT_REPORT_ENABLED"; then
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"$SCRIPT_DIR/stages/99-mqtt-report.sh" "$status" "$exit_code" \
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"$BACKUP_STARTED_EPOCH" "$finished" "$BACKUP_RUN_ID" "$BACKUP_RUN_LOG" \
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|| log ERROR "Unable to publish final MQTT result"
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fi
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rm -f -- "$BACKUP_RUN_LOG"
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exit "$exit_code"
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}
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trap finish_run EXIT
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require_command flock
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mkdir -p "$(dirname "$LOCK_FILE")"
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exec 9>"$LOCK_FILE"
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flock -n 9 || die "Another backup run holds lock: $LOCK_FILE"
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stage_args=()
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(( DRY_RUN )) && stage_args+=(--dry-run)
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[[ -n "$CONTAINERS_OVERRIDE" ]] && stage_args+=(--containers "$CONTAINERS_OVERRIDE")
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log START "Backup pipeline for $BACKUP_HOSTNAME"
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if is_true "$MQTT_REPORT_ENABLED"; then
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"$SCRIPT_DIR/stages/99-mqtt-report.sh" running 0 "$BACKUP_STARTED_EPOCH" \
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"$BACKUP_STARTED_EPOCH" "$BACKUP_RUN_ID" "$BACKUP_RUN_LOG" \
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|| log WARN "Unable to publish MQTT running state; backup will continue"
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fi
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(( SKIP_CONTAINERS )) || "$SCRIPT_DIR/stages/10-containers.sh" "${stage_args[@]}"
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method_args=(); (( DRY_RUN )) && method_args+=(--dry-run)
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for method in $BACKUP_METHODS; do
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method_script=""
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while IFS= read -r candidate; do method_script="$candidate"; break; done < <(find "$SCRIPT_DIR/stages" -maxdepth 1 -type f -name "*-${method}.sh" -print | sort)
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[[ -n "$method_script" ]] || die "Configured backup method not found: $method"
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"$method_script" "${method_args[@]}"
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done
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(( SKIP_PRUNE )) || "$SCRIPT_DIR/stages/90-prune.sh" "${method_args[@]}"
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log DONE "Backup pipeline completed successfully"
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