79 lines
1.9 KiB
Go
79 lines
1.9 KiB
Go
package main
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import (
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"context"
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"log"
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"os"
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"os/signal"
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"syscall"
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"smpp-transmitter/pkg/data"
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fl "smpp-transmitter/pkg/logger"
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"smpp-transmitter/pkg/mq"
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"gorm.io/driver/mysql"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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)
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func main() {
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// Load environment variables
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rabbitMQURL := os.Getenv("RABBITMQ_URL")
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mysqlDSN := os.Getenv("MYSQL_DSN")
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queueName := os.Getenv("QUEUE_NAME")
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exchangeName := os.Getenv("EXCHABGE_NAME")
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appEnv := os.Getenv("APP_ENV")
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routeKey := os.Getenv("ROUTE_KEY")
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if rabbitMQURL == "" || mysqlDSN == "" || queueName == "" || exchangeName == "" || routeKey == "" {
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log.Fatal("RABBITMQ_URL, MYSQL_DSN, and QUEUE_NAME environment variables must be set")
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}
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Log, err := fl.SetupLogger(appEnv)
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if err != nil {
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log.Fatalf("Failed to set up logger: %v", err)
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}
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// Initialize MySQL database connection
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db, err := gorm.Open(mysql.Open(mysqlDSN), &gorm.Config{
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Logger: logger.Default.LogMode(logger.Info),
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})
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if err != nil {
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Log.Error("Failed to connect to MySQL:", err)
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log.Fatalf("Failed to connect to MySQL: %v", err)
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}
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messageQueue := mq.NewRabbitMQ(rabbitMQURL, exchangeName, queueName, routeKey)
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// Start message processing
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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// Run RabbitMQ consumer
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go messageQueue.Consume(ctx, func(ctx context.Context, body []byte) {
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message := &data.Message{}
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Log.Info("Received a raw message", "body", string(body))
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if err := message.Convert(body); err != nil {
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Log.Error("Message cannot be converted", err)
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return
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}
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if err := message.Insert(ctx, db); err != nil {
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Log.Error("Message cannot be Inserted", err)
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return
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}
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Log.Info("Message handled successfully")
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})
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// Handle signals for graceful shutdown
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sigs := make(chan os.Signal, 1)
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signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
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<-sigs
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log.Println("Shutting down...")
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Log.Info("Shutting down...")
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}
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