优化结构

internal/data/config_store.go

@@ -303,7 +303,7 @@ func (d *Data) reloadConfig(ctx context.Context) error {
 	if configPath == "" {
 		return fmt.Errorf("configuration path is not set")
 	}
-	next, err := readBootstrap(configPath)
+	next, err := config.Load(configPath)
 	if err != nil {
 		return err
 	}
@@ -406,7 +406,7 @@ func (d *Data) reloadConfig(ctx context.Context) error {
 			closeDatabaseList(candidateDBList)
 		}
 	}()
-	integrationConfigs, err := readIntegrationRuntime(candidateDB)
+	integrationConfigs, err := readIntegrationRuntime(candidateDB.WithContext(ctx))
 	if err != nil {
 		return fmt.Errorf("reload integration runtime: %w", err)
 	}
@@ -417,8 +417,20 @@ func (d *Data) reloadConfig(ctx context.Context) error {
 		registerDataScopeCallbacks(item, d.enqueueDataScopeAudit)
 	}
 	d.replaceDatabaseList(candidateDBList)
-	d.redis.replace(candidateRedis)
-	d.replaceRedisList(candidateRedisList)
+	// openRedis and openRedisList return nil when a ping fails, so replacing
+	// unconditionally would let a transient Redis outage during an unrelated
+	// configuration reload retire the still-healthy clients and silently downgrade
+	// the process to the in-memory cache until the next reload.
+	if candidateRedis != nil || !useRedis || !redisConnectionConfigured(next.Data.Redis) {
+		d.redis.replace(candidateRedis)
+	} else {
+		d.logger().Warn("keeping the previous redis client because the reloaded configuration failed to connect", "mod", "redis")
+	}
+	if candidateRedisList != nil || !useRedisList || len(next.Data.RedisList) == 0 {
+		d.replaceRedisList(candidateRedisList)
+	} else {
+		d.logger().Warn("keeping the previous redis list because the reloaded configuration failed to connect", "mod", "redis")
+	}
 	if mongoErr == nil {
 		d.mongo.replace(candidateMongo)
 		mongoAccepted = true
@@ -437,7 +449,3 @@ func (d *Data) reloadConfig(ctx context.Context) error {
 	d.notifyResources()
 	return nil
 }
-
-func readBootstrap(configPath string) (*config.Config, error) {
-	return config.Load(configPath)
-}