fix: crashing bug on partial backup (#39)

internal/api/server.go

@@ -193,11 +193,9 @@ func (s *Server) GetOperationEvents(ctx context.Context, req *connect.Request[em
 			return
 		}
 
-		go func() {
+		if err := resp.Send(event); err != nil {
-			if err := resp.Send(event); err != nil {
+			errorChan <- fmt.Errorf("failed to send event: %w", err)
-				errorChan <- fmt.Errorf("failed to send event: %w", err)
+		}
-			}
-		}()
 	}
 	s.oplog.Subscribe(&callback)
 	defer s.oplog.Unsubscribe(&callback)

internal/orchestrator/repo.go

@@ -85,7 +85,7 @@ func (r *RepoOrchestrator) Backup(ctx context.Context, plan *v1.Plan, progressCa
 
 	summary, err := r.repo.Backup(ctx, progressCallback, opts...)
 	if err != nil {
-		return nil, fmt.Errorf("failed to backup: %w", err)
+		return summary, fmt.Errorf("failed to backup: %w", err)
 	}
 
 	r.l.Debug("Backup completed", zap.String("repo", r.repoConfig.Id), zap.Duration("duration", time.Since(startTime)))
@@ -115,16 +115,12 @@ func (r *RepoOrchestrator) Forget(ctx context.Context, plan *v1.Plan) ([]*v1.Res
 		return nil, fmt.Errorf("plan %q has no retention policy", plan.Id)
 	}
 
-	l := r.l.With(zap.String("plan", plan.Id))
-
-	l.Debug("Forget snapshots", zap.Any("policy", policy))
 	result, err := r.repo.Forget(
 		ctx, protoutil.RetentionPolicyFromProto(plan.Retention),
 		restic.WithFlags("--tag", tagForPlan(plan)), restic.WithFlags("--group-by", "tag"))
 	if err != nil {
 		return nil, fmt.Errorf("get snapshots for repo %v: %w", r.repoConfig.Id, err)
 	}
-	l.Debug("Forget result", zap.Any("result", result))
 
 	var forgotten []*v1.ResticSnapshot
 	for _, snapshot := range result.Remove {
@@ -135,6 +131,8 @@ func (r *RepoOrchestrator) Forget(ctx context.Context, plan *v1.Plan) ([]*v1.Res
 		forgotten = append(forgotten, snapshotProto)
 	}
 
+	zap.L().Debug("Forgot snapshots", zap.String("plan", plan.Id), zap.Int("count", len(forgotten)), zap.Any("policy", policy))
+
 	return forgotten, nil
 }
 

pkg/restic/restic.go

@@ -137,7 +137,7 @@ func (r *Repo) Backup(ctx context.Context, progressCallback func(*BackupProgress
 		if err := cmd.Wait(); err != nil {
 			var exitErr *exec.ExitError
 			if errors.As(err, &exitErr) {
-				if exitErr.ExitCode() == 1 {
+				if exitErr.ExitCode() == 3 {
 					cmdErr = ErrPartialBackup
 				} else {
 					cmdErr = fmt.Errorf("exit code %v: %w", exitErr.ExitCode(), ErrBackupFailed)
@@ -151,7 +151,7 @@ func (r *Repo) Backup(ctx context.Context, progressCallback func(*BackupProgress
 	wg.Wait()
 
 	if cmdErr != nil || readErr != nil {
-		return nil, newCmdErrorPreformatted(cmd, output.String(), errors.Join(cmdErr, readErr))
+		return summary, newCmdErrorPreformatted(cmd, output.String(), errors.Join(cmdErr, readErr))
 	}
 
 	return summary, nil

webui/src/components/OperationList.tsx

@@ -126,7 +126,8 @@ export const OperationList = ({
       size="small"
       dataSource={backups}
       renderItem={(backup) => {
-        const ops = backup.operations;
+        const ops = [...backup.operations];
+        ops.reverse();
         return (
           <Card size="small" style={{ margin: "5px" }}>
             {ops.map((op) => {

webui/src/components/OperationTree.tsx

@@ -2,6 +2,7 @@ import React, { useEffect, useMemo, useState } from "react";
 import {
   BackupInfo,
   BackupInfoCollector,
+  colorForStatus,
   displayTypeToString,
   getOperations,
   getTypeForDisplay,
@@ -260,27 +261,9 @@ const buildTreeDay = (keyPrefix: string, operations: BackupInfo[]): OpTreeNode[]
 
 const buildTreeLeaf = (operations: BackupInfo[]): OpTreeNode[] => {
   const entries = _.map(operations, (b): OpTreeNode => {
-    let iconColor = "grey";
+    let iconColor = colorForStatus(b.status);
     let icon: React.ReactNode | null = <QuestionOutlined />;
 
-    switch (b.status) {
-      case OperationStatus.STATUS_PENDING:
-        iconColor = "grey";
-        break;
-      case OperationStatus.STATUS_SUCCESS:
-        iconColor = "green";
-        break;
-      case OperationStatus.STATUS_ERROR:
-        iconColor = "red";
-        break;
-      case OperationStatus.STATUS_INPROGRESS:
-        iconColor = "blue";
-        break;
-      case OperationStatus.STATUS_USER_CANCELLED:
-        iconColor = "orange";
-        break;
-    }
-
     if (b.status === OperationStatus.STATUS_ERROR) {
       icon = <ExclamationOutlined style={{ color: iconColor }} />;
     } else {

webui/src/state/oplog.ts

@@ -91,7 +91,7 @@ export class BackupInfoCollector {
   private createBackup(operations: Operation[]): BackupInfo {
     // deduplicate and sort operations.
     operations.sort((a, b) => {
-      return Number(b.unixTimeStartMs - a.unixTimeStartMs);
+      return Number(a.unixTimeStartMs - b.unixTimeStartMs);
     });
 
     // use the lowest ID of all operations as the ID of the backup, this will be the first created operation.
@@ -258,6 +258,26 @@ export const displayTypeToString = (type: DisplayType) => {
       return "Unknown";
   }
 };
+
+export const colorForStatus = (status: OperationStatus) => {
+  switch (status) {
+    case OperationStatus.STATUS_PENDING:
+      return "grey";
+    case OperationStatus.STATUS_INPROGRESS:
+      return "blue";
+    case OperationStatus.STATUS_ERROR:
+      return "red";
+    case OperationStatus.STATUS_WARNING:
+      return "orange";
+    case OperationStatus.STATUS_SUCCESS:
+      return "green";
+    case OperationStatus.STATUS_USER_CANCELLED:
+      return "orange";
+    default:
+      return "grey";
+  }
+}
+
 // detailsForOperation returns derived display information for a given operation.
 export const detailsForOperation = (
   op: Operation

webui/src/views/AddPlanModal.tsx

@@ -49,7 +49,6 @@ export const AddPlanModal = ({
 
     try {
       let config = await fetchConfig();
-      config.plans = config.plans || [];
 
       if (!template) {
         throw new Error("template not found");
@@ -82,10 +81,9 @@ export const AddPlanModal = ({
     setConfirmLoading(true);
 
     try {
-      let plan = await validateForm<Plan>(form);
+      let plan = new Plan(await validateForm<Plan>(form));
 
       let config = await fetchConfig();
-      config.plans = config.plans || [];
 
       // Merge the new plan (or update) into the config
       if (template) {
@@ -103,6 +101,7 @@ export const AddPlanModal = ({
       showModal(null);
     } catch (e: any) {
       alertsApi.error("Operation failed: " + e.message, 15);
+      console.error(e);
     } finally {
       setConfirmLoading(false);
     }