127 lines
3.0 KiB
Go
127 lines
3.0 KiB
Go
package services
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import (
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"fmt"
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"runtime"
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"github.com/wailsapp/wails/v3/pkg/application"
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"github.com/wailsapp/wails/v3/pkg/services/log"
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)
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// SystemService 系统监控服务
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type SystemService struct {
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logger *log.LogService
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}
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// MemoryStats 内存统计信息
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type MemoryStats struct {
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// 当前堆内存使用量（字节）
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HeapInUse uint64 `json:"heapInUse"`
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// 堆内存分配总量（字节）
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HeapAlloc uint64 `json:"heapAlloc"`
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// 系统内存使用量（字节）
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Sys uint64 `json:"sys"`
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// GC 次数
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NumGC uint32 `json:"numGC"`
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// GC 暂停时间（纳秒）
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PauseTotalNs uint64 `json:"pauseTotalNs"`
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// Goroutine 数量
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NumGoroutine int `json:"numGoroutine"`
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}
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// SystemInfo 系统信息
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type SystemInfo struct {
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OS string `json:"os"`
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Arch string `json:"arch"`
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Debug bool `json:"debug"`
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OSInfo *OSInfo `json:"osInfo"`
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PlatformInfo map[string]interface{} `json:"platformInfo"`
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}
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// OSInfo 操作系统信息
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type OSInfo struct {
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ID string `json:"id"`
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Name string `json:"name"`
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Version string `json:"version"`
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Branding string `json:"branding"`
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}
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// NewSystemService 创建新的系统服务实例
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func NewSystemService(logger *log.LogService) *SystemService {
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return &SystemService{
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logger: logger,
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}
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}
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// GetMemoryStats 获取当前内存统计信息
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func (ss *SystemService) GetMemoryStats() MemoryStats {
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var m runtime.MemStats
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runtime.ReadMemStats(&m)
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return MemoryStats{
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HeapInUse: m.HeapInuse,
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HeapAlloc: m.HeapAlloc,
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Sys: m.Sys,
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NumGC: m.NumGC,
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PauseTotalNs: m.PauseTotalNs,
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NumGoroutine: runtime.NumGoroutine(),
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}
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}
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// GetSystemInfo 获取系统环境信息
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func (ss *SystemService) GetSystemInfo() (*SystemInfo, error) {
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app := application.Get()
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envInfo := app.Env.Info()
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systemInfo := &SystemInfo{
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OS: envInfo.OS,
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Arch: envInfo.Arch,
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Debug: envInfo.Debug,
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PlatformInfo: envInfo.PlatformInfo,
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}
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// 转换OSInfo
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if envInfo.OSInfo != nil {
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systemInfo.OSInfo = &OSInfo{
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ID: envInfo.OSInfo.ID,
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Name: envInfo.OSInfo.Name,
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Version: envInfo.OSInfo.Version,
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Branding: envInfo.OSInfo.Branding,
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}
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}
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return systemInfo, nil
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}
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// FormatBytes 格式化字节数为人类可读的格式
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func (ss *SystemService) FormatBytes(bytes uint64) string {
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const unit = 1024
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if bytes < unit {
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return "< 1 KB"
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}
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div, exp := uint64(unit), 0
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for n := bytes / unit; n >= unit; n /= unit {
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div *= unit
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exp++
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}
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switch exp {
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case 0:
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return "< 1 KB"
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case 1:
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return fmt.Sprintf("%.1f KB", float64(bytes)/float64(div))
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case 2:
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return fmt.Sprintf("%.1f MB", float64(bytes)/float64(div))
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case 3:
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return fmt.Sprintf("%.1f GB", float64(bytes)/float64(div))
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default:
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return fmt.Sprintf("%.1f TB", float64(bytes)/float64(div))
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}
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}
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// TriggerGC 手动触发垃圾回收
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func (ss *SystemService) TriggerGC() {
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runtime.GC()
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ss.logger.Info("Manual GC triggered")
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}
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