e3.0.0 Tests added, optimization, bug fixes, builder changed.

heartbeat.go

@@ -0,0 +1,138 @@
+// FILE: lixenwraith/log/heartbeat.go
+package log
+
+import (
+	"fmt"
+	"runtime"
+	"time"
+)
+
+// handleHeartbeat processes a heartbeat timer tick
+func (l *Logger) handleHeartbeat() {
+	c := l.getConfig()
+	heartbeatLevel := c.HeartbeatLevel
+
+	if heartbeatLevel >= 1 {
+		l.logProcHeartbeat()
+	}
+
+	if heartbeatLevel >= 2 {
+		l.logDiskHeartbeat()
+	}
+
+	if heartbeatLevel >= 3 {
+		l.logSysHeartbeat()
+	}
+}
+
+// logProcHeartbeat logs process/logger statistics heartbeat
+func (l *Logger) logProcHeartbeat() {
+	processed := l.state.TotalLogsProcessed.Load()
+	dropped := l.state.DroppedLogs.Load()
+	sequence := l.state.HeartbeatSequence.Add(1)
+
+	startTimeVal := l.state.LoggerStartTime.Load()
+	var uptimeHours float64 = 0
+	if startTime, ok := startTimeVal.(time.Time); ok && !startTime.IsZero() {
+		uptime := time.Since(startTime)
+		uptimeHours = uptime.Hours()
+	}
+
+	procArgs := []any{
+		"type", "proc",
+		"sequence", sequence,
+		"uptime_hours", fmt.Sprintf("%.2f", uptimeHours),
+		"processed_logs", processed,
+		"dropped_logs", dropped,
+	}
+
+	l.writeHeartbeatRecord(LevelProc, procArgs)
+}
+
+// logDiskHeartbeat logs disk/file statistics heartbeat
+func (l *Logger) logDiskHeartbeat() {
+	sequence := l.state.HeartbeatSequence.Load()
+	rotations := l.state.TotalRotations.Load()
+	deletions := l.state.TotalDeletions.Load()
+
+	c := l.getConfig()
+	dir := c.Directory
+	ext := c.Extension
+	currentSizeMB := float64(l.state.CurrentSize.Load()) / (1024 * 1024) // Current file size
+	totalSizeMB := float64(-1.0)                                         // Default error value
+	fileCount := -1                                                      // Default error value
+
+	dirSize, err := l.getLogDirSize(dir, ext)
+	if err == nil {
+		totalSizeMB = float64(dirSize) / (1024 * 1024)
+	} else {
+		l.internalLog("warning - heartbeat failed to get dir size: %v\n", err)
+	}
+
+	count, err := l.getLogFileCount(dir, ext)
+	if err == nil {
+		fileCount = count
+	} else {
+		l.internalLog("warning - heartbeat failed to get file count: %v\n", err)
+	}
+
+	diskArgs := []any{
+		"type", "disk",
+		"sequence", sequence,
+		"rotated_files", rotations,
+		"deleted_files", deletions,
+		"total_log_size_mb", fmt.Sprintf("%.2f", totalSizeMB),
+		"log_file_count", fileCount,
+		"current_file_size_mb", fmt.Sprintf("%.2f", currentSizeMB),
+		"disk_status_ok", l.state.DiskStatusOK.Load(),
+	}
+
+	// Add disk free space if we can get it
+	freeSpace, err := l.getDiskFreeSpace(dir)
+	if err == nil {
+		freeSpaceMB := float64(freeSpace) / (1024 * 1024)
+		diskArgs = append(diskArgs, "disk_free_mb", fmt.Sprintf("%.2f", freeSpaceMB))
+	}
+
+	l.writeHeartbeatRecord(LevelDisk, diskArgs)
+}
+
+// logSysHeartbeat logs system/runtime statistics heartbeat
+func (l *Logger) logSysHeartbeat() {
+	sequence := l.state.HeartbeatSequence.Load()
+
+	var memStats runtime.MemStats
+	runtime.ReadMemStats(&memStats)
+
+	sysArgs := []any{
+		"type", "sys",
+		"sequence", sequence,
+		"alloc_mb", fmt.Sprintf("%.2f", float64(memStats.Alloc)/(1000*1000)),
+		"sys_mb", fmt.Sprintf("%.2f", float64(memStats.Sys)/(1000*1000)),
+		"num_gc", memStats.NumGC,
+		"num_goroutine", runtime.NumGoroutine(),
+	}
+
+	// Write the heartbeat record
+	l.writeHeartbeatRecord(LevelSys, sysArgs)
+}
+
+// writeHeartbeatRecord creates and sends a heartbeat log record through the main processing channel
+func (l *Logger) writeHeartbeatRecord(level int64, args []any) {
+	if l.state.LoggerDisabled.Load() || l.state.ShutdownCalled.Load() {
+		return
+	}
+
+	// Create heartbeat record with appropriate flags
+	record := logRecord{
+		Flags:           FlagDefault | FlagShowLevel,
+		TimeStamp:       time.Now(),
+		Level:           level,
+		Trace:           "",
+		Args:            args,
+		unreportedDrops: 0,
+	}
+
+	// Send through the main processing channel
+	l.sendLogRecord(record)
+}