feat(logs): add log generation functionality in the log folder

logs/logger.go

@@ -0,0 +1,31 @@
+package log
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+	"time"
+
+	cosmosLog "cosmossdk.io/log"
+)
+
+func CustomLogger() cosmosLog.Logger {
+
+	printLogs, err := strconv.ParseBool(os.Getenv("PrintLogs"))
+	if err != nil {
+		fmt.Println("[CustomLogger] Error parsing PrintLogs environment variable:", err)
+	}
+
+	if !printLogs {
+		return cosmosLog.NewNopLogger()
+	}
+
+	// Initialize a new `cosmosLog` logger instance
+	logger := cosmosLog.NewLogger(os.Stderr)
+
+	logger = logger.With(
+		"timestamp", time.Now().UTC().Format(time.RFC3339),
+	)
+
+	return logger
+}

logs/monitor.go

@@ -0,0 +1,54 @@
+package log
+
+import (
+	"fmt"
+	"os"
+	"runtime"
+	"strconv"
+	"time"
+
+	"github.com/shirou/gopsutil/cpu"
+	"github.com/shirou/gopsutil/load"
+	"github.com/shirou/gopsutil/mem"
+	"github.com/sirupsen/logrus"
+)
+
+var log = logrus.New()
+
+// Monitor will continuously collect system information
+func Monitor(interval time.Duration) {
+
+	printLogs, err := strconv.ParseBool(os.Getenv("PrintLogs"))
+
+	if err != nil {
+		fmt.Println("[CustomLogger] Error parsing PrintLogs environment variable:", err)
+	}
+
+	if printLogs {
+		for {
+			var memStats runtime.MemStats
+			runtime.ReadMemStats(&memStats)
+
+			v, _ := mem.VirtualMemory()
+			cpuPercent, _ := cpu.Percent(0, true)
+			loadAvg, _ := load.Avg()
+
+			log.Printf("Timestamp: %v", time.Now().Format(time.RFC3339))
+
+			log.Printf("Memory Total: %v, Free: %v, Used Percent: %.2f%%, Active: %v",
+				v.Total, v.Free, v.UsedPercent, v.Active)
+
+			log.Printf("CPU Usage Percentage: %v%%, CPU Usage: %v", cpuPercent, runtime.NumCPU())
+
+			// It logs the system load average for 1, 5, and 15 minutes.
+			log.Printf("Load Average: 1m: %.2f, 5m: %.2f, 15m: %.2f",
+				loadAvg.Load1, loadAvg.Load5, loadAvg.Load15)
+
+			log.Printf("Memory Alloc: %v, Total Memory Alloc: %v, System Memory: %v",
+				memStats.Alloc, memStats.TotalAlloc, memStats.Sys)
+
+			time.Sleep(interval)
+		}
+	}
+
+}

logs/recover.go

@@ -0,0 +1,14 @@
+package log
+
+import (
+	"github.com/sirupsen/logrus"
+)
+
+var logger = logrus.New()
+
+// Recovery function to handle panics
+func RecoverFromPanic() {
+	if r := recover(); r != nil {
+		logger.Errorf("Application crashed: %v", r)
+	}
+}