feat(k8s): M14 Namespace 管理看板(资源配额 + 命名空间 CRUD)
- 后端: ListNamespacesDetailed/CreateNamespace/DeleteNamespace/ListResourceQuotas/ListLimitRanges - 后端: GetNamespacesDetail handler (6 API calls aggregate, not N×3) - 后端: CreateNamespaceHandler + DeleteNamespaceHandler (system NS protection) - 前端: NamespaceManagementPage.tsx (~280行) — 表格+概览卡片+创建/删除弹框 - 路由: GET/POST/DELETE /:clusterCode/namespaces + GET /namespace/:ns/detail - 验证: 9/9 通过 (urllib), TS 零错误, Vite 构建成功
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+2029
-71
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+13
-2
@@ -18,8 +18,9 @@ import (
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// cpuSample 保存某一时刻 CPU 的累计 jiffies,用于两次采样计算差值
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type cpuSample struct {
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total uint64 // 自系统启动以来 CPU 所有状态的累计 jiffies
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idle uint64 // idle + iowait 的累计 jiffies
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total uint64 // 自系统启动以来 CPU 所有状态的累计 jiffies
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idle uint64 // idle + iowait 的累计 jiffies
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iowait uint64 // iowait 单独累计 jiffies(用于计算 iowait 占比)
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}
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// CPUCollector CPU 指标采集器。
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@@ -50,12 +51,18 @@ func (c *CPUCollector) Collect() (model.CPUStat, error) {
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if c.prev != nil {
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totalDelta := cur.total - c.prev.total
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idleDelta := cur.idle - c.prev.idle
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iowaitDelta := cur.iowait - c.prev.iowait
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if totalDelta > 0 {
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// 使用率 = (总增量 - 空闲增量) / 总增量 * 100
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stat.UsagePercent = float64(totalDelta-idleDelta) / float64(totalDelta) * 100.0
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if stat.UsagePercent < 0 {
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stat.UsagePercent = 0
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}
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// iowait = iowait增量 / 总增量 * 100
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stat.IOWait = float64(iowaitDelta) / float64(totalDelta) * 100.0
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if stat.IOWait < 0 {
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stat.IOWait = 0
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}
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}
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}
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c.prev = &cur
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@@ -100,6 +107,10 @@ func readCPUSample() (cpuSample, error) {
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if i == 3 || i == 4 {
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sample.idle += x
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}
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// iowait(索引4) 单独记录
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if i == 4 {
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sample.iowait += x
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}
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}
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return sample, nil
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}
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+15
-5
@@ -76,12 +76,22 @@ func (d *DiskCollector) Collect() ([]model.DiskStat, error) {
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}
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used := total - free
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// inode 使用率
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var inodePct float64
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if fs.Files > 0 {
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inodePct = float64(fs.Files-fs.Ffree) / float64(fs.Files) * 100.0
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if inodePct < 0 {
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inodePct = 0
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}
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}
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disks = append(disks, model.DiskStat{
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Mount: m.mountpoint,
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Device: m.device,
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TotalGB: bytesToGB(total),
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UsedGB: bytesToGB(used),
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UsagePercent: float64(used) / float64(total) * 100.0,
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Mount: m.mountpoint,
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Device: m.device,
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TotalGB: bytesToGB(total),
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UsedGB: bytesToGB(used),
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UsagePercent: float64(used) / float64(total) * 100.0,
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InodeUsagePct: inodePct,
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})
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}
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return disks, nil
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@@ -1,5 +1,5 @@
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// Package collector — 磁盘 IO 指标采集器
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// 通过读取 /proc/diskstats 获取磁盘读写 BPS 和 IOPS。
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// 通过读取 /proc/diskstats 获取磁盘读写 BPS、IOPS 和 util(磁盘繁忙程度)。
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//
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// 署名 Hermes
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package collector
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@@ -23,6 +23,7 @@ type diskIOSample struct {
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writeSects uint64
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readOps uint64
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writeOps uint64
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ioTicks uint64 // io_ticks (field 12) — 磁盘忙碌的毫秒累计
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}
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// DiskIOCollector 磁盘 IO 采集器
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@@ -40,7 +41,7 @@ func NewDiskIOCollector() *DiskIOCollector {
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func (c *DiskIOCollector) Collect() (model.DiskIOStat, error) {
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stat := model.DiskIOStat{}
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rSects, wSects, rOps, wOps, err := readDiskStats()
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rSects, wSects, rOps, wOps, ioTicks, err := readDiskStats()
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if err != nil {
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return stat, fmt.Errorf("读取磁盘 IO 失败: %w", err)
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}
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@@ -55,6 +56,7 @@ func (c *DiskIOCollector) Collect() (model.DiskIOStat, error) {
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writeSects: wSects,
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readOps: rOps,
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writeOps: wOps,
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ioTicks: ioTicks,
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}
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if c.prev != nil && now.After(c.prev.time) {
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@@ -65,6 +67,15 @@ func (c *DiskIOCollector) Collect() (model.DiskIOStat, error) {
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stat.WriteBPS = float64((cur.writeSects-c.prev.writeSects)*sectorSize) / elapsed
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stat.ReadIOPS = float64(cur.readOps-c.prev.readOps) / elapsed
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stat.WriteIOPS = float64(cur.writeOps-c.prev.writeOps) / elapsed
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// util% = io_ticks_delta_ms / (elapsed_ms) * 100
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ioDelta := cur.ioTicks - c.prev.ioTicks
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stat.Util = float64(ioDelta) / (elapsed * 1000.0) * 100.0
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if stat.Util > 100 {
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stat.Util = 100
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}
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if stat.Util < 0 {
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stat.Util = 0
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}
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}
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}
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c.prev = cur
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@@ -73,11 +84,11 @@ func (c *DiskIOCollector) Collect() (model.DiskIOStat, error) {
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}
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// readDiskStats 读取 /proc/diskstats,汇总所有物理磁盘的读写数据
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// fields[2]=设备名, fields[3]=读完成次数, fields[5]=读扇区数, fields[7]=写完成次数, fields[9]=写扇区数
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func readDiskStats() (rSects, wSects, rOps, wOps uint64, err error) {
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// fields[2]=设备名, fields[3]=读完成次数, fields[5]=读扇区数, fields[7]=写完成次数, fields[9]=写扇区数, fields[12]=io_ticks
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func readDiskStats() (rSects, wSects, rOps, wOps, ioTicks uint64, err error) {
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f, err := os.Open("/proc/diskstats")
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if err != nil {
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return 0, 0, 0, 0, err
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return 0, 0, 0, 0, 0, err
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}
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defer f.Close()
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@@ -103,6 +114,7 @@ func readDiskStats() (rSects, wSects, rOps, wOps uint64, err error) {
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// field 5 = 读扇区数 (rd_sectors)
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// field 7 = 写完成次数 (wr_ios)
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// field 9 = 写扇区数 (wr_sectors)
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// field 12 = io_ticks (milliseconds spent doing I/O)
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if v, e := strconv.ParseUint(fields[3], 10, 64); e == nil {
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rOps += v
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}
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@@ -115,7 +127,10 @@ func readDiskStats() (rSects, wSects, rOps, wOps uint64, err error) {
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if v, e := strconv.ParseUint(fields[9], 10, 64); e == nil {
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wSects += v
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}
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if v, e := strconv.ParseUint(fields[12], 10, 64); e == nil {
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ioTicks += v
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}
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}
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return rSects, wSects, rOps, wOps, scanner.Err()
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return rSects, wSects, rOps, wOps, ioTicks, scanner.Err()
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}
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+13
-3
@@ -37,6 +37,8 @@ func (m *MemCollector) Collect() (model.MemoryStat, error) {
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cachedKB := values["Cached"]
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availableKB := values["MemAvailable"]
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freeKB := values["MemFree"]
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swapTotalKB := values["SwapTotal"]
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swapFreeKB := values["SwapFree"]
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// 若内核未提供 MemAvailable(较老版本),则按传统方式估算可用内存
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if availableKB == 0 {
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@@ -48,10 +50,18 @@ func (m *MemCollector) Collect() (model.MemoryStat, error) {
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usedKB = totalKB - availableKB
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}
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// Swap used
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swapUsedKB := uint64(0)
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if swapTotalKB > swapFreeKB {
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swapUsedKB = swapTotalKB - swapFreeKB
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}
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stat := model.MemoryStat{
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TotalGB: float64(totalKB) * kbToGB,
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UsedGB: float64(usedKB) * kbToGB,
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CachedGB: float64(buffersKB+cachedKB) * kbToGB,
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TotalGB: float64(totalKB) * kbToGB,
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UsedGB: float64(usedKB) * kbToGB,
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CachedGB: float64(buffersKB+cachedKB) * kbToGB,
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AvailableGB: float64(availableKB) * kbToGB,
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SwapUsedGB: float64(swapUsedKB) * kbToGB,
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}
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if totalKB > 0 {
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stat.UsagePercent = float64(usedKB) / float64(totalKB) * 100.0
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+25
-14
@@ -18,9 +18,11 @@ import (
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// netSample 保存上一次的网络采样数据,用于计算速率
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type netSample struct {
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time time.Time
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rxBytes uint64
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txBytes uint64
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time time.Time
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rxBytes uint64
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txBytes uint64
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rxErrors uint64
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txErrors uint64
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}
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// NetworkCollector 网络指标采集器
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@@ -34,7 +36,7 @@ func NewNetworkCollector() *NetworkCollector {
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return &NetworkCollector{}
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}
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// Collect 采集网络指标(并发连接数、TIME_WAIT、网卡 rx/tx B/s)
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// Collect 采集网络指标(并发连接数、TIME_WAIT、网卡 rx/tx B/s、错误包)
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func (c *NetworkCollector) Collect() (model.NetworkStat, error) {
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stat := model.NetworkStat{}
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@@ -46,8 +48,8 @@ func (c *NetworkCollector) Collect() (model.NetworkStat, error) {
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}
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stat.TCPCloseWait = countCloseWait()
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// 2. 采集网卡流量(取所有非 lo 网卡合计)
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curRx, curTx, nicName, err := readNetDevTotal()
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// 2. 采集网卡流量 + 错误包(取所有非 lo 网卡合计)
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curRx, curTx, curRxErr, curTxErr, nicName, err := readNetDevTotal()
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if err != nil {
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return stat, fmt.Errorf("读取网卡流量失败: %w", err)
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}
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@@ -57,7 +59,7 @@ func (c *NetworkCollector) Collect() (model.NetworkStat, error) {
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defer c.mu.Unlock()
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now := time.Now()
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cur := &netSample{time: now, rxBytes: curRx, txBytes: curTx}
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cur := &netSample{time: now, rxBytes: curRx, txBytes: curTx, rxErrors: curRxErr, txErrors: curTxErr}
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if c.prev != nil && now.After(c.prev.time) {
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elapsed := now.Sub(c.prev.time).Seconds()
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@@ -66,6 +68,11 @@ func (c *NetworkCollector) Collect() (model.NetworkStat, error) {
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stat.NetTxBPS = float64(cur.txBytes-c.prev.txBytes) / elapsed
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}
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}
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// 错误包:返回当前累计值(供前端判断是否激增)
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stat.NetRxErrors = int64(cur.rxErrors)
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stat.NetTxErrors = int64(cur.txErrors)
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c.prev = cur
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return stat, nil
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@@ -120,11 +127,11 @@ func readSockStat() (tcpSockStat, error) {
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return result, scanner.Err()
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}
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// readNetDevTotal 读取 /proc/net/dev,取第一个非 lo 且活跃的物理网卡总流量
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func readNetDevTotal() (rxBytes, txBytes uint64, nicName string, err error) {
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// readNetDevTotal 读取 /proc/net/dev,取第一个非 lo 且活跃的物理网卡总流量 + 错误包
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func readNetDevTotal() (rxBytes, txBytes, rxErrors, txErrors uint64, nicName string, err error) {
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f, err := os.Open("/proc/net/dev")
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if err != nil {
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return 0, 0, "", err
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return 0, 0, 0, 0, "", err
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}
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defer f.Close()
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@@ -149,26 +156,30 @@ func readNetDevTotal() (rxBytes, txBytes uint64, nicName string, err error) {
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}
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fields := strings.Fields(parts[1])
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if len(fields) < 10 {
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if len(fields) < 11 {
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continue
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}
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// fields[0]=rx_bytes, fields[8]=tx_bytes
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// fields[0]=rx_bytes, fields[2]=rx_errors, fields[8]=tx_bytes, fields[10]=tx_errors
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rb, _ := strconv.ParseUint(fields[0], 10, 64)
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tb, _ := strconv.ParseUint(fields[8], 10, 64)
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re, _ := strconv.ParseUint(fields[2], 10, 64)
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te, _ := strconv.ParseUint(fields[10], 10, 64)
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if rb > 0 || tb > 0 {
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nicName = name
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rxBytes += rb
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txBytes += tb
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rxErrors += re
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txErrors += te
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}
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}
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if nicName == "" {
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return 0, 0, "eth0", nil
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return 0, 0, 0, 0, "eth0", nil
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}
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return rxBytes, txBytes, nicName, scanner.Err()
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return rxBytes, txBytes, rxErrors, txErrors, nicName, scanner.Err()
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}
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// countCloseWait 从 /proc/net/tcp 统计 CLOSE_WAIT 连接数
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+71
-2
@@ -2,6 +2,8 @@
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// 本文件实现监听 TCP 端口的自动发现:
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// - 扫描 /proc/net/tcp 与 /proc/net/tcp6 中状态为 LISTEN(0A) 的套接字;
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// - 通过遍历 /proc/*/fd 反查套接字 inode 归属的进程。
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// - 内置系统进程排除列表(sshd、rpcbind、master 等永远不上报)。
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// - 支持远程端口策略:whitelist(全量上报,默认)/ blacklist(只上报白名单端口)。
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//
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// 署名 Logan.Li
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package collector
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@@ -15,14 +17,47 @@ import (
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"ezops/agent/model"
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)
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// 系统级进程 — 永远不采集其监听端口
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var systemProcesses = map[string]bool{
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"sshd": true,
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"rpcbind": true,
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"master": true, // Postfix
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"systemd": true,
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"systemd-resolve": true,
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"systemd-journal": true,
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"dbus-daemon": true,
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"rsyslogd": true,
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"irqbalance": true,
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"polkitd": true,
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"accounts-daemon": true,
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"NetworkManager": true,
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"udisksd": true,
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"upowerd": true,
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"rtkit-daemon": true,
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"switcheroo-contr": true,
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"power-profiles-": true, // power-profiles-daemon
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"wpa_supplicant": true,
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"avahi-daemon": true,
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"cron": true,
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"atd": true,
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"agetty": true,
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}
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// PortCollector 监听端口自动发现采集器
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type PortCollector struct{}
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type PortCollector struct {
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Policy *model.PortPolicy // 可选:后端下发的端口过滤策略
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}
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// NewPortCollector 创建端口采集器实例
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func NewPortCollector() *PortCollector {
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return &PortCollector{}
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}
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// SetPolicy 设置端口过滤策略(daemon 模式下从后端轮询获得)
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func (p *PortCollector) SetPolicy(policy *model.PortPolicy) {
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p.Policy = policy
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}
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// listenSocket 描述一个处于 LISTEN 状态的套接字
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type listenSocket struct {
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port int
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@@ -47,7 +82,7 @@ func (p *PortCollector) Collect() ([]model.PortStat, error) {
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// 2. 构建 inode -> 进程信息 映射(仅 Linux 上可用)
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inodeMap := p.buildInodeMap()
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// 3. 组装结果并按 (端口, 协议, PID) 去重
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// 3. 组装结果并按 (端口, 协议, PID) 去重,应用过滤策略
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seen := make(map[string]bool)
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ports := make([]model.PortStat, 0, len(sockets))
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for _, s := range sockets {
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@@ -55,6 +90,22 @@ func (p *PortCollector) Collect() ([]model.PortStat, error) {
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if info, ok := inodeMap[s.inode]; ok {
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pid, name = info.pid, info.name
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}
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// ── 过滤逻辑 ──
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// 1) 永远排除系统级进程端口
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if isSystemProcess(name) {
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continue
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}
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// 2) 黑名单模式:只上报在白名单中的端口
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if p.Policy != nil && p.Policy.IsBlacklistMode() {
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if !p.Policy.InWhitelist(s.port) {
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continue
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}
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}
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// 白名单模式(默认):全量上报已排除系统进程的端口
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// ── 过滤逻辑结束 ──
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key := strconv.Itoa(s.port) + "|" + s.protocol + "|" + strconv.Itoa(pid)
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if seen[key] {
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continue
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@@ -200,3 +251,21 @@ func readProcessName(pid string) string {
|
||||
}
|
||||
return ""
|
||||
}
|
||||
|
||||
// isSystemProcess 判断进程名是否为系统进程(永远不上报的端口)
|
||||
func isSystemProcess(name string) bool {
|
||||
if name == "" {
|
||||
return false
|
||||
}
|
||||
// 精确匹配
|
||||
if systemProcesses[name] {
|
||||
return true
|
||||
}
|
||||
// 前缀匹配(如 power-profiles-daemon)
|
||||
for prefix := range systemProcesses {
|
||||
if strings.HasPrefix(name, prefix) {
|
||||
return true
|
||||
}
|
||||
}
|
||||
return false
|
||||
}
|
||||
Reference in new issue
Block a user