initialize real-time data reading framework

config/config.go

@@ -21,6 +21,7 @@ type KafkaConfig struct {
 	Topic                   string `mapstructure:"topic"`
 	AutoOffsetReset         string `mapstructure:"auto_offset_reset"`
 	EnableAutoCommit        string `mapstructure:"enable_auto_commit"`
+	ReadMessageTimeDuration string `mapstructure:"read_message_time_duration"`
 }
 
 // PostgresConfig define config stuct of postgres config

config/config.yaml

@@ -12,6 +12,7 @@ kafka:
   topic: ""
   auto_offset_reset: "earliest"
   enable_auto_commit: "false"
+  read_message_time_duration: ”0.5s"
 
 # influxdb:
 #   host: "localhost"

database/postgres_init.go

@@ -16,16 +16,16 @@ var (
 	_globalPostgresMu     sync.RWMutex
 )
 
-// PostgresDBClient returns the global PostgresDB client.It's safe for concurrent use.
-func PostgresDBClient() *gorm.DB {
+// GetPostgresDBClient returns the global PostgresDB client.It's safe for concurrent use.
+func GetPostgresDBClient() *gorm.DB {
 	_globalPostgresMu.RLock()
 	client := _globalPostgresClient
 	_globalPostgresMu.RUnlock()
 	return client
 }
 
-// GetPostgresDBInstance return instance of PostgresDB client
-func GetPostgresDBInstance(ctx context.Context, PostgresDBURI string) *gorm.DB {
+// InitPostgresDBInstance return instance of PostgresDB client
+func InitPostgresDBInstance(ctx context.Context, PostgresDBURI string) *gorm.DB {
 	postgresOnce.Do(func() {
 		_globalPostgresClient = initPostgresDBClient(ctx, PostgresDBURI)
 	})

handler/circuit_diagram_load.go

@@ -15,7 +15,7 @@ import (
 
 // CircuitDiagramLoadHandler define circuit diagram load process API
 func CircuitDiagramLoadHandler(c *gin.Context) {
-	logger := log.LoggerInstance()
+	logger := log.GetLoggerInstance()
 	pageID, err := strconv.ParseInt(c.Query("page_id"), 10, 64)
 	if err != nil {
 		logger.Error("get pageID from url param failed", zap.Error(err))

log/init.go

@@ -67,16 +67,16 @@ func initLogger(lCfg config.LoggerConfig) *zap.Logger {
 	return _globalLogger
 }
 
-// GetLoggerInstance return instance of zap logger
-func GetLoggerInstance(lCfg config.LoggerConfig) *zap.Logger {
+// InitLoggerInstance return instance of zap logger
+func InitLoggerInstance(lCfg config.LoggerConfig) *zap.Logger {
 	once.Do(func() {
 		_globalLogger = initLogger(lCfg)
 	})
 	return _globalLogger
 }
 
-// LoggerInstance returns the global logger instance It's safe for concurrent use.
-func LoggerInstance() *zap.Logger {
+// GetLoggerInstance returns the global logger instance It's safe for concurrent use.
+func GetLoggerInstance() *zap.Logger {
 	_globalLoggerMu.RLock()
 	logger := _globalLogger
 	_globalLoggerMu.RUnlock()

main.go

@@ -44,7 +44,7 @@ func main() {
 
 	modelRTConfig = config.ReadAndInitConfig(*modelRTConfigDir, *modelRTConfigName, *modelRTConfigType)
 	// init postgresDBClient
-	postgresDBClient = database.GetPostgresDBInstance(ctx, modelRTConfig.PostgresDBURI)
+	postgresDBClient = database.InitPostgresDBInstance(ctx, modelRTConfig.PostgresDBURI)
 
 	defer func() {
 		sqlDB, err := postgresDBClient.DB()
@@ -55,7 +55,7 @@ func main() {
 	}()
 
 	// init logger
-	logger = log.GetLoggerInstance(modelRTConfig.LoggerConfig)
+	logger = log.InitLoggerInstance(modelRTConfig.LoggerConfig)
 	defer logger.Sync()
 
 	// init ants pool

model/model_parse.go

@@ -23,7 +23,7 @@ var ParseFunc = func(parseConfig interface{}) {
 
 	cancelCtx, cancel := context.WithTimeout(modelParseConfig.Context, 5*time.Second)
 	defer cancel()
-	pgClient := database.PostgresDBClient()
+	pgClient := database.GetPostgresDBClient()
 	componentKey := modelParseConfig.ComponentInfo.GlobalUUID.String()
 	unmarshalMap, err := diagram.GetComponentMap(componentKey)
 	if err != nil {

real-time-data/kafka.go

@@ -3,73 +3,64 @@ package readltimedata
 
 import (
 	"context"
-	"log"
-	"os"
-	"os/signal"
-	"syscall"
 	"time"
 
+	"modelRT/log"
+
 	"github.com/confluentinc/confluent-kafka-go/kafka"
+	"go.uber.org/zap"
 )
 
 // RealTimeDataComputer continuously processing real-time data from Kafka specified topics
-func RealTimeDataComputer(consumerConfig kafka.ConfigMap) {
-	ctx := context.TODO()
-
-	// Create a new consumer
-	consumer, err := kafka.NewConsumer(&consumerConfig)
-	if err != nil {
-		log.Fatalf("Failed to create consumer: %v", err)
-	}
-
-	// Subscribe to the topic
-	topics := []string{"my-topic"}
-	err = consumer.SubscribeTopics(topics, nil)
-	if err != nil {
-		log.Fatalf("Failed to subscribe to topics: %v", err)
-	}
-
-	// Setup a channel to listen for interrupt signals
-	interrupt := make(chan os.Signal, 1)
-	signal.Notify(interrupt, syscall.SIGINT, syscall.SIGTERM)
-
-	// Context for graceful shutdown
-	ctx, cancel := context.WithCancel(context.Background())
+func RealTimeDataComputer(ctx context.Context, consumerConfig kafka.ConfigMap, topics []string, duration string) {
+	// context for graceful shutdown
+	ctx, cancel := context.WithCancel(ctx)
 	defer cancel()
 
-	// Start a goroutine to handle shutdown
+	// get a logger
+	logger := log.GetLoggerInstance()
+
+	// setup a channel to listen for interrupt signals
+	interrupt := make(chan struct{}, 1)
+
+	// read message (-1 means wait indefinitely)
+	timeoutDuration, err := time.ParseDuration(duration)
+
+	// create a new consumer
+	consumer, err := kafka.NewConsumer(&consumerConfig)
+	if err != nil {
+		logger.Error("init kafka consume by config failed", zap.Any("config", consumerConfig), zap.Error(err))
+	}
+
+	// subscribe to the topic
+	err = consumer.SubscribeTopics(topics, nil)
+	if err != nil {
+		logger.Error("subscribe to the topic failed", zap.Strings("topic", topics), zap.Error(err))
+	}
+
+	// start a goroutine to handle shutdown
 	go func() {
 		<-interrupt
-		log.Println("Interrupt signal received, stopping consumer...")
 		cancel()
 		consumer.Close()
 	}()
 
-	// Continuously read messages from Kafka
+	// continuously read messages from Kafka
 	for {
-		// Read message (-1 means wait indefinitely)
-		duration := time.Duration(1 * time.Second)
-		msg, err := consumer.ReadMessage(duration)
+		msg, err := consumer.ReadMessage(timeoutDuration)
 		if err != nil {
-			// Handle errors (e.g., context canceled on interrupt)
 			if ctx.Err() == context.Canceled {
-				log.Println("Context canceled, stopping read loop")
+				logger.Info("context canceled, stopping read loop")
 				break
 			}
-			log.Printf("Consumer error: %v (%v)\n", err, msg)
+			logger.Error("consumer read message failed", zap.Error(err))
 			continue
 		}
 
-		// Print message to stdout
-		// fmt.Printf("Received message: %s from %s [%d] at %v\n",
-		// 	msg.Value(), msg.TopicPartition(), msg.Partition(), msg.Timestamp())
-
-		// // Commit the offset manually
-		// err = consumer.CommitMessage(msg)
-		// if err != nil {
-		// 	log.Printf("Failed to commit message: %v", err)
-		// }
+		// TODO 使用 ants.pool处理 kafka 的订阅数据
+		_, err = consumer.CommitMessage(msg)
+		if err != nil {
+			logger.Error("manual submission information failed", zap.Any("message", msg), zap.Error(err))
+		}
 	}
-
-	log.Println("Consumer stopped")
 }