hotfix

.gitignore

@@ -1 +1,2 @@
-.env
+.env
+/logs

db/db.go

@@ -0,0 +1,54 @@
+package db
+
+import (
+	"database/sql"
+	"fmt"
+	"log"
+	"os"
+	"time"
+
+	_ "github.com/go-sql-driver/mysql"
+	"github.com/joho/godotenv"
+)
+
+// DB is the global database connection pool
+var DB *sql.DB
+
+func InitDB() (*sql.DB, error) {
+	// Load environment variables from .env file
+	err := godotenv.Load()
+	if err != nil {
+		return nil, fmt.Errorf("error loading .env file: %v", err)
+	}
+
+	// Get connection details from environment variables
+	connStr := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?parseTime=true",
+		os.Getenv("DB_USER"),
+		os.Getenv("DB_PASSWORD"),
+		os.Getenv("DB_HOST"),
+		os.Getenv("DB_PORT"),
+		os.Getenv("DB_NAME"),
+	)
+
+	// Open the database connection
+	DB, err = sql.Open("mysql", connStr)
+	if err != nil {
+		return nil, fmt.Errorf("error opening database: %v", err)
+	}
+	// Set connection pool parameters
+	DB.SetMaxOpenConns(100)                // Maximum number of open connections to the database
+	DB.SetMaxIdleConns(100)                // Maximum number of connections in the idle connection pool
+	DB.SetConnMaxLifetime(5 * time.Minute) // Maximum amount of time a connection may be reused
+
+	// Check if the database connection is working
+	if err := DB.Ping(); err != nil {
+		log.Printf("Database connection lost: %v. Reconnecting...", err)
+		DB, err = InitDB()
+		if err != nil {
+			log.Fatalf("Failed to reconnect to database: %v", err)
+		}
+	}
+
+	log.Print("Database connected successfully!")
+	return DB, nil
+}

go.mod

@@ -6,3 +6,8 @@ require (
 	github.com/joho/godotenv v1.5.1
 	github.com/streadway/amqp v1.1.0
 )
+
+require (
+	filippo.io/edwards25519 v1.1.0 // indirect
+	github.com/go-sql-driver/mysql v1.9.3 // indirect
+)

go.sum

@@ -1,3 +1,7 @@
+filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
+filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+github.com/go-sql-driver/mysql v1.9.3 h1:U/N249h2WzJ3Ukj8SowVFjdtZKfu9vlLZxjPXV1aweo=
+github.com/go-sql-driver/mysql v1.9.3/go.mod h1:qn46aNg1333BRMNU69Lq93t8du/dwxI64Gl8i5p1WMU=
 github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
 github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
 github.com/streadway/amqp v1.1.0 h1:py12iX8XSyI7aN/3dUT8DFIDJazNJsVJdxNVEpnQTZM=

main.go

@@ -142,7 +142,6 @@ func consumeJobCompletions() {
 			fmt.Println("Shutting down job completion consumer...")
 			return
 		default:
-			// Try to connect to RabbitMQ
 			conn, err := amqp.Dial(rabbitURL)
 			if err != nil {
 				fmt.Println("Failed to connect to RabbitMQ:", err)
@@ -162,10 +161,10 @@ func consumeJobCompletions() {
 			// Declare the job_completions queue
 			q, err := ch.QueueDeclare(
 				"job_completions",
-				true,  // durable
+				true,  
-				false, // auto-delete
+				false,
-				false, // exclusive
+				false,
-				false, // no-wait
+				false,
 				nil,
 			)
 			if err != nil {
@@ -176,9 +175,9 @@ func consumeJobCompletions() {
 
 			// Set QoS to process one message at a time
 			err = ch.Qos(
-				1,     // prefetch count
+				1,     
-				0,     // prefetch size
+				0,    
-				false, // global
+				false, 
 			)
 			if err != nil {
 				fmt.Println("Failed to set QoS:", err)
@@ -188,11 +187,11 @@ func consumeJobCompletions() {
 
 			msgs, err := ch.Consume(
 				q.Name,
-				"completion-consumer", // consumer tag
+				"completion-consumer", 
-				false,                 // manual ack
+				false,                 
-				false,                 // not exclusive
+				false,                 
-				false,                 // no-local
+				false,                 
-				false,                 // no-wait
+				false,                 
 				nil,
 			)
 			if err != nil {
@@ -201,7 +200,6 @@ func consumeJobCompletions() {
 				continue
 			}
 
-			// Start processing
 			fmt.Println("Job completion consumer started...")
 			for d := range msgs {
 				var completionMsg JobCompletionMessage
@@ -211,18 +209,15 @@ func consumeJobCompletions() {
 					continue
 				}
 
-				// Process the completion message
 				if err := processCompletionMessage(completionMsg); err != nil {
 					log.Printf("Failed to process completion message: %v", err)
-					d.Nack(false, true) // requeue the message
+					d.Nack(false, true) 
 					continue
 				}
 
-				// Acknowledge successful processing
 				d.Ack(false)
 			}
 
-			// In case the channel is closed for any reason, loop will reconnect
 			fmt.Println("Job completion consumer disconnected. Reconnecting...")
 			time.Sleep(5 * time.Second)
 		}