fix: 优化磁盘信息获取逻辑，排除临时文件系统和网络驱动器

monitoring/unit/disk.go

@@ -1,6 +1,8 @@
 package monitoring
 
 import (
+	"strings"
+
 	"github.com/shirou/gopsutil/disk"
 )
 
@@ -11,19 +13,17 @@ type DiskInfo struct {
 
 func Disk() DiskInfo {
 	diskinfo := DiskInfo{}
-	usage, err := disk.Partitions(true)
+	usage, err := disk.Partitions(false) // 使用 false 只获取物理分区
 	if err != nil {
 		diskinfo.Total = 0
 		diskinfo.Used = 0
 	} else {
 		for _, part := range usage {
-			if part.Mountpoint != "/tmp" && part.Mountpoint != "/var/tmp" && part.Mountpoint != "/dev/shm" {
-				// Skip /tmp, /var/tmp, and /dev/shm
-				// 获取磁盘使用情况
+			// 排除临时文件系统和网络驱动器
+			if isPhysicalDisk(part) {
 				u, err := disk.Usage(part.Mountpoint)
 				if err != nil {
-					diskinfo.Total = 0
-					diskinfo.Used = 0
+					continue
 				} else {
 					diskinfo.Total += u.Total
 					diskinfo.Used += u.Used
@@ -33,3 +33,39 @@ func Disk() DiskInfo {
 	}
 	return diskinfo
 }
+
+// isPhysicalDisk 判断分区是否为物理磁盘
+func isPhysicalDisk(part disk.PartitionStat) bool {
+	mountpoint := strings.ToLower(part.Mountpoint)
+	// 临时文件系统
+	if mountpoint == "/tmp" || mountpoint == "/var/tmp" || mountpoint == "/dev/shm" ||
+		mountpoint == "/run" || mountpoint == "/run/lock" {
+		return false
+	}
+
+	fstype := strings.ToLower(part.Fstype)
+	// 网络驱动器
+	if strings.HasPrefix(fstype, "nfs") || strings.HasPrefix(fstype, "cifs") ||
+		strings.HasPrefix(fstype, "smb") || fstype == "vboxsf" || fstype == "9p" ||
+		strings.Contains(fstype, "fuse") {
+		return false
+	}
+	// Windows 网络驱动器通常是映射盘符，但不容易通过fstype判断
+	// 可以通过opts判断，Windows网络驱动通常有相关选项
+	optsStr := strings.ToLower(part.Opts)
+	if strings.Contains(optsStr, "remote") || strings.Contains(optsStr, "network") {
+		return false
+	}
+
+	// Docker overlay
+	if fstype == "overlay" {
+		return false
+	}
+
+	// 虚拟内存
+	if strings.HasPrefix(part.Device, "/dev/loop") || fstype == "devtmpfs" || fstype == "tmpfs" {
+		return false
+	}
+
+	return true
+}