feat: 虚拟机流量精细化控制接入（接口新增，待联调）

1. userVm.js/kvmService.js 新增 traffic_policy 系列 API（GET/update/add_fixed/add_temporary）
2. UserVmList.vue/VmManage.vue 创建表单新增 traffic_max、traffic_exhausted_rx/tx_mbps 三个可选字段
3. UserVmDetail.vue/VmDetail.vue 修改带宽表单新增耗尽限速字段，并各增加流量策略 Tab（展示+修改策略+增加固定/临时流量）

Co-authored-by: Cursor <cursoragent@cursor.com>

src/api/admin/kvmService.js

@@ -401,6 +401,17 @@ export const updateVmTraffic = (data) => {
   })
 }
 
+// ========== 流量策略 ==========
+// 测试未通过（接口新增，待联调）
+/** 获取虚拟机流量策略 */
+export const getVmTrafficPolicy = (params) => http2.get('/api/v1/admin/server/host_service/point/vm/traffic_policy', { params })
+/** 修改虚拟机流量策略 */
+export const updateVmTrafficPolicy = (data) => http2.post('/api/v1/admin/server/host_service/point/vm/traffic_policy/update', data, { headers: { 'Content-Type': 'multipart/form-data' } })
+/** 增加虚拟机固定流量上限 */
+export const addVmFixedTraffic = (data) => http2.post('/api/v1/admin/server/host_service/point/vm/traffic_policy/add_fixed', data, { headers: { 'Content-Type': 'multipart/form-data' } })
+/** 增加虚拟机一次性临时流量 */
+export const addVmTemporaryTraffic = (data) => http2.post('/api/v1/admin/server/host_service/point/vm/traffic_policy/add_temporary', data, { headers: { 'Content-Type': 'multipart/form-data' } })
+
 /** 启动虚拟机 */
 export const startVm = (data) => {
   return http2.post('/api/v1/admin/server/host_service/point/vm/start', data, {

src/api/admin/userVm.js

@@ -106,6 +106,13 @@ export const deleteUserGoods = (params) => http2.delete(`${GOODS_BASE}/delete`,
 
 export const getUserVmMetricsHistory = (params) => http2.get(`${BASE}/metrics_history`, { params })
 
+// ========== 流量策略 ==========
+// 测试未通过（接口新增，待联调）
+export const getUserVmTrafficPolicy = (params) => http2.get(`${BASE}/traffic_policy`, { params })
+export const updateUserVmTrafficPolicy = (data) => http2.post(`${BASE}/traffic_policy/update`, fd(data), { headers: { 'Content-Type': 'multipart/form-data' } })
+export const addUserVmFixedTraffic = (data) => http2.post(`${BASE}/traffic_policy/add_fixed`, fd(data), { headers: { 'Content-Type': 'multipart/form-data' } })
+export const addUserVmTemporaryTraffic = (data) => http2.post(`${BASE}/traffic_policy/add_temporary`, fd(data), { headers: { 'Content-Type': 'multipart/form-data' } })
+
 // ========== 到期提醒 ==========
 export const getExpireRemindList = (params) => http2.get(`${GOODS_BASE}/expire_remind/list`, { params })
 export const sendExpireRemind = (data) => http2.post(`${GOODS_BASE}/expire_remind/send`, data, { headers: { 'Content-Type': 'application/json' } })

src/views/user-vm/UserVmDetail.vue

@@ -434,6 +434,27 @@
             </div>
           </el-tab-pane>
 
+          <!-- 流量策略 -->
+          <el-tab-pane v-if="isVmGoods" label="流量策略" name="trafficPolicy">
+            <div class="section-block">
+              <div class="section-header">
+                <h3 class="section-title">流量策略</h3>
+                <div style="display:flex;gap:8px">
+                  <el-button size="small" type="primary" @click="openTrafficPolicyDialog">修改流量策略</el-button>
+                  <el-button size="small" type="success" @click="openAddTrafficDialog('fixed')">增加固定流量</el-button>
+                  <el-button size="small" type="warning" @click="openAddTrafficDialog('temporary')">增加临时流量</el-button>
+                  <el-button size="small" :icon="Refresh" @click="loadTrafficPolicy" :loading="trafficPolicyLoading">刷新</el-button>
+                </div>
+              </div>
+              <el-descriptions v-if="trafficPolicy" :column="3" border size="small" style="margin-top:12px">
+                <el-descriptions-item label="流量上限">{{ trafficPolicy.traffic_max_mb != null ? (trafficPolicy.traffic_max_mb === 0 ? '不限' : trafficPolicy.traffic_max_mb + ' MB') : '-' }}</el-descriptions-item>
+                <el-descriptions-item label="耗尽下行限速">{{ trafficPolicy.exhausted_rx_mbps != null ? (trafficPolicy.exhausted_rx_mbps === 0 ? '不限' : trafficPolicy.exhausted_rx_mbps + ' Mbps') : '-' }}</el-descriptions-item>
+                <el-descriptions-item label="耗尽上行限速">{{ trafficPolicy.exhausted_tx_mbps != null ? (trafficPolicy.exhausted_tx_mbps === 0 ? '不限' : trafficPolicy.exhausted_tx_mbps + ' Mbps') : '-' }}</el-descriptions-item>
+              </el-descriptions>
+              <el-empty v-else-if="!trafficPolicyLoading" description="暂无流量策略数据" :image-size="60" />
+            </div>
+          </el-tab-pane>
+
         </el-tabs>
       </el-card>
     </div>
@@ -647,6 +668,18 @@
             </el-select>
           </div>
         </el-form-item>
+        <el-form-item label="耗尽下行限速">
+          <div class="unit-input-row">
+            <el-input-number v-model="trafficForm.traffic_exhausted_rx_mbps" :min="0" :precision="2" controls-position="right" style="flex:1" />
+            <span class="unit-text" style="margin-left:8px">Mbps（0 不限）</span>
+          </div>
+        </el-form-item>
+        <el-form-item label="耗尽上行限速">
+          <div class="unit-input-row">
+            <el-input-number v-model="trafficForm.traffic_exhausted_tx_mbps" :min="0" :precision="2" controls-position="right" style="flex:1" />
+            <span class="unit-text" style="margin-left:8px">Mbps（0 不限）</span>
+          </div>
+        </el-form-item>
       </el-form>
       <template #footer>
         <el-button @click="trafficVisible = false">取消</el-button>
@@ -654,6 +687,50 @@
       </template>
     </el-dialog>
 
+    <!-- 流量策略管理 -->
+    <el-dialog v-model="trafficPolicyVisible" title="修改流量策略" width="440px" destroy-on-close>
+      <el-form :model="trafficPolicyForm" label-width="120px">
+        <el-form-item label="流量上限">
+          <div class="unit-input-row">
+            <el-input-number v-model="trafficPolicyForm.traffic_max_mb" :min="0" controls-position="right" style="flex:1" />
+            <span class="unit-text" style="margin-left:8px">MB（0 不限）</span>
+          </div>
+        </el-form-item>
+        <el-form-item label="耗尽下行限速">
+          <div class="unit-input-row">
+            <el-input-number v-model="trafficPolicyForm.exhausted_rx_mbps" :min="0" :precision="2" controls-position="right" style="flex:1" />
+            <span class="unit-text" style="margin-left:8px">Mbps（0 不限）</span>
+          </div>
+        </el-form-item>
+        <el-form-item label="耗尽上行限速">
+          <div class="unit-input-row">
+            <el-input-number v-model="trafficPolicyForm.exhausted_tx_mbps" :min="0" :precision="2" controls-position="right" style="flex:1" />
+            <span class="unit-text" style="margin-left:8px">Mbps（0 不限）</span>
+          </div>
+        </el-form-item>
+      </el-form>
+      <template #footer>
+        <el-button @click="trafficPolicyVisible = false">取消</el-button>
+        <el-button type="primary" :loading="trafficPolicyLoading" @click="submitUpdateTrafficPolicy">确定</el-button>
+      </template>
+    </el-dialog>
+
+    <!-- 增加固定/临时流量 -->
+    <el-dialog v-model="addTrafficVisible" :title="addTrafficType === 'fixed' ? '增加固定流量上限' : '增加一次性临时流量'" width="400px" destroy-on-close>
+      <el-form :model="addTrafficForm" label-width="110px">
+        <el-form-item label="流量数量">
+          <div class="unit-input-row">
+            <el-input-number v-model="addTrafficForm.traffic_mb" :min="1" controls-position="right" style="flex:1" />
+            <span class="unit-text" style="margin-left:8px">MB</span>
+          </div>
+        </el-form-item>
+      </el-form>
+      <template #footer>
+        <el-button @click="addTrafficVisible = false">取消</el-button>
+        <el-button type="primary" :loading="trafficPolicyLoading" @click="submitAddTraffic">确定</el-button>
+      </template>
+    </el-dialog>
+
     <!-- 转移用户 -->
     <el-dialog v-model="transferVisible" title="转移虚拟机" width="440px" destroy-on-close>
       <el-form label-width="100px">
@@ -1008,7 +1085,8 @@ import {
   getUserVmPostGroupDetail,
   getUserVmNetworkList, getUserVmNetworkingList, createUserVmNetworking, assignUserVmNetworking, removeUserVmNetworkingNetwork, deleteUserVmNetworking,
   getUserGoodsDetail,
-  getUserVmMetricsHistory
+  getUserVmMetricsHistory,
+  getUserVmTrafficPolicy, updateUserVmTrafficPolicy, addUserVmFixedTraffic, addUserVmTemporaryTraffic
 } from '@/api/admin/userVm'
 import { extractApiError } from '@/utils/kvmErrorUtil'
 import { vmStatusLabel as vmStatusLabelUtil, vmStatusType as vmStatusTypeUtil, volumeStatusLabel, volumeStatusType } from '@/utils/tool'
@@ -1184,6 +1262,7 @@ const handleTabChange = (tab) => {
   if (tab === 'security') loadSgLockInfo()
   if (tab === 'networking') loadNetworkings()
   if (tab === 'monitor' && !metricsData.value) loadMetricsHistory()
+  if (tab === 'trafficPolicy') loadTrafficPolicy()
 }
 
 // 请求安全组详情补充 lock 字段（使用用户虚拟机安全组详情接口）
@@ -1234,7 +1313,7 @@ const submitPower = async () => {
 const handleMoreCmd = (cmd) => {
   if (powerLabels[cmd]) { handlePower(cmd); return }
   if (cmd === 'rebuild') { rebuildImageId.value = 0; rebuildImageName.value = ''; rebuildImages.value = []; rebuildVisible.value = true; loadRebuildImages() }
-  if (cmd === 'updateTraffic') { Object.assign(trafficForm, { rx_bandwidth: vm.value?.rx_bandwidth || 0, tx_bandwidth: vm.value?.tx_bandwidth || 0, _trafficValue: +((vm.value?.traffic_max || 0) / 1024).toFixed(2), _rxUnit: 'Mbps', _txUnit: 'Mbps', _trafficUnit: 'GB' }); trafficVisible.value = true }
+  if (cmd === 'updateTraffic') { Object.assign(trafficForm, { rx_bandwidth: vm.value?.rx_bandwidth || 0, tx_bandwidth: vm.value?.tx_bandwidth || 0, _trafficValue: +((vm.value?.traffic_max || 0) / 1024).toFixed(2), _rxUnit: 'Mbps', _txUnit: 'Mbps', _trafficUnit: 'GB', traffic_exhausted_rx_mbps: 0, traffic_exhausted_tx_mbps: 0 }); trafficVisible.value = true }
   if (cmd === 'transfer') { Object.assign(transferForm, { target_user_id: 0, _userName: '' }); transferVisible.value = true }
   if (cmd === 'updateVm') openEditVm()
   if (cmd === 'refactorVm') openRefactorVm()
@@ -1897,7 +1976,7 @@ const submitEditVm = async () => {
 
 // ---- 修改带宽 ----
 const trafficVisible = ref(false)
-const trafficForm = reactive({ rx_bandwidth: 0, tx_bandwidth: 0, _trafficValue: 0, _rxUnit: 'Mbps', _txUnit: 'Mbps', _trafficUnit: 'GB' })
+const trafficForm = reactive({ rx_bandwidth: 0, tx_bandwidth: 0, _trafficValue: 0, _rxUnit: 'Mbps', _txUnit: 'Mbps', _trafficUnit: 'GB', traffic_exhausted_rx_mbps: 0, traffic_exhausted_tx_mbps: 0 })
 const submitUpdateTraffic = async () => {
   actionLoading.value = true
   try {
@@ -1912,12 +1991,73 @@ const submitUpdateTraffic = async () => {
       tx_bandwidth: Math.round(txBw),
       traffic_max: Math.round(trafficMb)
     }
+    if (trafficForm.traffic_exhausted_rx_mbps > 0) payload.traffic_exhausted_rx_mbps = trafficForm.traffic_exhausted_rx_mbps
+    if (trafficForm.traffic_exhausted_tx_mbps > 0) payload.traffic_exhausted_tx_mbps = trafficForm.traffic_exhausted_tx_mbps
     const res = await updateUserVmTraffic(payload)
     if (res?.data?.code === 200) { ElMessage.success('修改成功'); trafficVisible.value = false; loadDetail() }
     else ElMessage.error(extractApiError(res?.data, '修改失败'))
   } catch (e) { ElMessage.error(extractApiError(e?.response?.data, '修改失败')) } finally { actionLoading.value = false }
 }
 
+// ---- 流量策略 ----
+// 测试未通过（接口新增，待联调）
+const trafficPolicy = ref(null)
+const trafficPolicyLoading = ref(false)
+const trafficPolicyVisible = ref(false)
+const addTrafficVisible = ref(false)
+const addTrafficType = ref('fixed')
+const trafficPolicyForm = reactive({ traffic_max_mb: 0, exhausted_rx_mbps: 0, exhausted_tx_mbps: 0 })
+const addTrafficForm = reactive({ traffic_mb: 1 })
+
+const loadTrafficPolicy = async () => {
+  if (!userGoodsId.value) return
+  trafficPolicyLoading.value = true
+  try {
+    const res = await getUserVmTrafficPolicy({ user_goods_id: userGoodsId.value })
+    if (res?.data?.code === 200) trafficPolicy.value = res.data.data
+  } catch { /* ignore */ } finally { trafficPolicyLoading.value = false }
+}
+
+const openTrafficPolicyDialog = () => {
+  Object.assign(trafficPolicyForm, {
+    traffic_max_mb: trafficPolicy.value?.traffic_max_mb || 0,
+    exhausted_rx_mbps: trafficPolicy.value?.exhausted_rx_mbps || 0,
+    exhausted_tx_mbps: trafficPolicy.value?.exhausted_tx_mbps || 0
+  })
+  trafficPolicyVisible.value = true
+}
+
+const submitUpdateTrafficPolicy = async () => {
+  trafficPolicyLoading.value = true
+  try {
+    const res = await updateUserVmTrafficPolicy({
+      user_goods_id: userGoodsId.value,
+      traffic_max_mb: trafficPolicyForm.traffic_max_mb,
+      exhausted_rx_mbps: trafficPolicyForm.exhausted_rx_mbps,
+      exhausted_tx_mbps: trafficPolicyForm.exhausted_tx_mbps
+    })
+    if (res?.data?.code === 200) { ElMessage.success('修改成功'); trafficPolicyVisible.value = false; loadTrafficPolicy() }
+    else ElMessage.error(extractApiError(res?.data, '修改失败'))
+  } catch (e) { ElMessage.error(extractApiError(e?.response?.data, '修改失败')) } finally { trafficPolicyLoading.value = false }
+}
+
+const openAddTrafficDialog = (type) => {
+  addTrafficType.value = type
+  addTrafficForm.traffic_mb = 1
+  addTrafficVisible.value = true
+}
+
+const submitAddTraffic = async () => {
+  if (!addTrafficForm.traffic_mb || addTrafficForm.traffic_mb < 1) { ElMessage.warning('请输入有效的流量数量'); return }
+  trafficPolicyLoading.value = true
+  try {
+    const apiFn = addTrafficType.value === 'fixed' ? addUserVmFixedTraffic : addUserVmTemporaryTraffic
+    const res = await apiFn({ user_goods_id: userGoodsId.value, traffic_mb: addTrafficForm.traffic_mb })
+    if (res?.data?.code === 200) { ElMessage.success('操作成功'); addTrafficVisible.value = false; loadTrafficPolicy() }
+    else ElMessage.error(extractApiError(res?.data, '操作失败'))
+  } catch (e) { ElMessage.error(extractApiError(e?.response?.data, '操作失败')) } finally { trafficPolicyLoading.value = false }
+}
+
 // ---- 转移 ----
 const transferVisible = ref(false)
 const showTransferUserSelector = ref(false)

src/views/user-vm/UserVmList.vue

@@ -273,6 +273,40 @@
             </el-form-item>
           </el-col>
         </el-row>
+        <!-- 流量策略（可选） -->
+        <el-row :gutter="20">
+          <el-col :span="12">
+            <el-form-item label="流量上限">
+              <div class="unit-input-row">
+                <el-input-number v-model="createForm.traffic_max" :min="0" controls-position="right" style="flex:1" />
+                <span class="unit-text">MB</span>
+              </div>
+              <div style="font-size:12px;color:#909399;margin-top:2px">0 表示不限流量</div>
+            </el-form-item>
+          </el-col>
+          <el-col :span="12">
+          </el-col>
+        </el-row>
+        <el-row :gutter="20">
+          <el-col :span="12">
+            <el-form-item label="耗尽下行限速">
+              <div class="unit-input-row">
+                <el-input-number v-model="createForm.traffic_exhausted_rx_mbps" :min="0" :precision="2" controls-position="right" style="flex:1" />
+                <span class="unit-text">Mbps</span>
+              </div>
+              <div style="font-size:12px;color:#909399;margin-top:2px">流量耗尽后下行速率，0 表示不限</div>
+            </el-form-item>
+          </el-col>
+          <el-col :span="12">
+            <el-form-item label="耗尽上行限速">
+              <div class="unit-input-row">
+                <el-input-number v-model="createForm.traffic_exhausted_tx_mbps" :min="0" :precision="2" controls-position="right" style="flex:1" />
+                <span class="unit-text">Mbps</span>
+              </div>
+              <div style="font-size:12px;color:#909399;margin-top:2px">流量耗尽后上行速率，0 表示不限</div>
+            </el-form-item>
+          </el-col>
+        </el-row>
         <!-- 行9: 续费价格 + 基础价格 -->
         <el-row :gutter="20">
           <el-col :span="12">
@@ -1090,7 +1124,8 @@ const createForm = reactive({
   network_ids: [], _networkNames: '',
   ipv4_num: 0, ipv6_num: 0, snapshot_num: 0, backup_num: 0,
   _renewPriceYuan: 0, _basePriceYuan: 0,
-  data_volume_size: 0, note: '', expire_time: ''
+  data_volume_size: 0, note: '', expire_time: '',
+  traffic_max: 0, traffic_exhausted_rx_mbps: 0, traffic_exhausted_tx_mbps: 0
 })
 
 const createRules = {
@@ -1116,7 +1151,8 @@ const handleCreate = (tab = 'create') => {
     host_id: 0, _hostName: '', host_group_id: 0, _hostGroupName: '',
     network_ids: [], _networkNames: '',
     ipv4_num: 0, ipv6_num: 0, snapshot_num: 0, backup_num: 0,
-    _renewPriceYuan: 0, _basePriceYuan: 0, data_volume_size: 0, note: '', expire_time: ''
+    _renewPriceYuan: 0, _basePriceYuan: 0, data_volume_size: 0, note: '', expire_time: '',
+    traffic_max: 0, traffic_exhausted_rx_mbps: 0, traffic_exhausted_tx_mbps: 0
   })
   resetBindGoodsForm()
   pendingTab = tab
@@ -1213,6 +1249,9 @@ const submitCreate = () => {
       if (createForm.host_id) payload.host_id = createForm.host_id
       if (createForm.host_group_id) payload.host_group_id = createForm.host_group_id
       if (createForm.network_ids.length) payload.network_ids = createForm.network_ids
+      if (createForm.traffic_max > 0) payload.traffic_max = createForm.traffic_max
+      if (createForm.traffic_exhausted_rx_mbps > 0) payload.traffic_exhausted_rx_mbps = createForm.traffic_exhausted_rx_mbps
+      if (createForm.traffic_exhausted_tx_mbps > 0) payload.traffic_exhausted_tx_mbps = createForm.traffic_exhausted_tx_mbps
       const res = await createUserVm(payload)
       if (res?.data?.code === 200) { ElMessage.success('创建成功'); createVisible.value = false; loadList() }
       else ElMessage.error(extractApiError(res?.data, '创建失败'))

src/views/virtualization/VmDetail.vue

@@ -641,6 +641,28 @@
             <el-empty v-else-if="!historicalMetricsLoading" description="加载监控数据中..." :image-size="80" />
           </div>
         </el-tab-pane>
+
+        <!-- 流量策略 -->
+        <el-tab-pane label="流量策略" name="vmTrafficPolicy">
+          <div class="section-block">
+            <div class="section-header">
+              <h3 class="section-title">流量策略</h3>
+              <div style="display:flex;gap:8px">
+                <el-button size="small" type="primary" @click="openVmTrafficPolicyDialog">修改流量策略</el-button>
+                <el-button size="small" type="success" @click="openVmAddTrafficDialog('fixed')">增加固定流量</el-button>
+                <el-button size="small" type="warning" @click="openVmAddTrafficDialog('temporary')">增加临时流量</el-button>
+                <el-button size="small" :icon="Refresh" @click="loadVmTrafficPolicy" :loading="vmTrafficPolicyLoading">刷新</el-button>
+              </div>
+            </div>
+            <el-descriptions v-if="vmTrafficPolicy" :column="3" border size="small" style="margin-top:12px">
+              <el-descriptions-item label="流量上限">{{ vmTrafficPolicy.traffic_max_mb != null ? (vmTrafficPolicy.traffic_max_mb === 0 ? '不限' : vmTrafficPolicy.traffic_max_mb + ' MB') : '-' }}</el-descriptions-item>
+              <el-descriptions-item label="耗尽下行限速">{{ vmTrafficPolicy.exhausted_rx_mbps != null ? (vmTrafficPolicy.exhausted_rx_mbps === 0 ? '不限' : vmTrafficPolicy.exhausted_rx_mbps + ' Mbps') : '-' }}</el-descriptions-item>
+              <el-descriptions-item label="耗尽上行限速">{{ vmTrafficPolicy.exhausted_tx_mbps != null ? (vmTrafficPolicy.exhausted_tx_mbps === 0 ? '不限' : vmTrafficPolicy.exhausted_tx_mbps + ' Mbps') : '-' }}</el-descriptions-item>
+            </el-descriptions>
+            <el-empty v-else-if="!vmTrafficPolicyLoading" description="暂无流量策略数据" :image-size="60" />
+          </div>
+        </el-tab-pane>
+
       </el-tabs>
     </div>
 
@@ -958,6 +980,16 @@
               <el-input-number v-model="trafficForm._trafficGB" :min="0" :precision="2" controls-position="right" /><span class="tk-res-unit">GB</span>
             </div>
           </el-form-item>
+          <el-form-item label="耗尽下行限速">
+            <div class="tk-inline-unit">
+              <el-input-number v-model="trafficForm.traffic_exhausted_rx_mbps" :min="0" :precision="2" controls-position="right" /><span class="tk-res-unit">Mbps（0 不限）</span>
+            </div>
+          </el-form-item>
+          <el-form-item label="耗尽上行限速">
+            <div class="tk-inline-unit">
+              <el-input-number v-model="trafficForm.traffic_exhausted_tx_mbps" :min="0" :precision="2" controls-position="right" /><span class="tk-res-unit">Mbps（0 不限）</span>
+            </div>
+          </el-form-item>
         </div>
       </el-form>
       <template #footer>
@@ -968,6 +1000,50 @@
       </template>
     </el-dialog>
 
+    <!-- 流量策略管理弹窗 -->
+    <el-dialog v-model="vmTrafficPolicyVisible" title="修改流量策略" width="480px" destroy-on-close class="tk-dialog">
+      <el-form :model="vmTrafficPolicyForm" label-width="120px">
+        <el-form-item label="流量上限">
+          <div class="tk-inline-unit">
+            <el-input-number v-model="vmTrafficPolicyForm.traffic_max_mb" :min="0" controls-position="right" /><span class="tk-res-unit">MB（0 不限）</span>
+          </div>
+        </el-form-item>
+        <el-form-item label="耗尽下行限速">
+          <div class="tk-inline-unit">
+            <el-input-number v-model="vmTrafficPolicyForm.exhausted_rx_mbps" :min="0" :precision="2" controls-position="right" /><span class="tk-res-unit">Mbps（0 不限）</span>
+          </div>
+        </el-form-item>
+        <el-form-item label="耗尽上行限速">
+          <div class="tk-inline-unit">
+            <el-input-number v-model="vmTrafficPolicyForm.exhausted_tx_mbps" :min="0" :precision="2" controls-position="right" /><span class="tk-res-unit">Mbps（0 不限）</span>
+          </div>
+        </el-form-item>
+      </el-form>
+      <template #footer>
+        <div class="tk-dialog-footer">
+          <el-button @click="vmTrafficPolicyVisible = false">取消</el-button>
+          <el-button type="primary" :loading="vmTrafficPolicyLoading" @click="submitUpdateVmTrafficPolicy">确定</el-button>
+        </div>
+      </template>
+    </el-dialog>
+
+    <!-- 增加固定/临时流量弹窗 -->
+    <el-dialog v-model="vmAddTrafficVisible" :title="vmAddTrafficType === 'fixed' ? '增加固定流量上限' : '增加一次性临时流量'" width="400px" destroy-on-close class="tk-dialog">
+      <el-form :model="vmAddTrafficForm" label-width="110px">
+        <el-form-item label="流量数量">
+          <div class="tk-inline-unit">
+            <el-input-number v-model="vmAddTrafficForm.traffic_mb" :min="1" controls-position="right" /><span class="tk-res-unit">MB</span>
+          </div>
+        </el-form-item>
+      </el-form>
+      <template #footer>
+        <div class="tk-dialog-footer">
+          <el-button @click="vmAddTrafficVisible = false">取消</el-button>
+          <el-button type="primary" :loading="vmTrafficPolicyLoading" @click="submitAddVmTraffic">确定</el-button>
+        </div>
+      </template>
+    </el-dialog>
+
     <!-- 迁移虚拟机弹窗 -->
     <el-dialog v-model="migrateDialogVisible" title="迁移虚拟机（更换宿主机）" width="580px" destroy-on-close class="tk-dialog">
       <el-form label-width="100px" v-loading="migrateOptionsLoading">
@@ -1506,7 +1582,8 @@ import {
   getBackupList, createBackup, restoreBackup, deleteBackup, getBackupProgress, getBackupCount, setBackupLimit,
   migrateVm, getRemoteHostGroupList, getRemoteHostDetail,
   dataMigrateVm, getDataMigrateProgress, abortDataMigrate,
-  getKvmServiceList, getMetricsHistory, getNetworkList
+  getKvmServiceList, getMetricsHistory, getNetworkList,
+  getVmTrafficPolicy, updateVmTrafficPolicy, addVmFixedTraffic, addVmTemporaryTraffic
 } from '@/api/admin/kvmService'
 import { getUserInfo } from '@/api/admin/user'
 import { extractApiError } from '@/utils/kvmErrorUtil'
@@ -2159,14 +2236,16 @@ const submitRefactorVm = async () => {
 
 // ---- 修改带宽 ----
 const trafficDialogVisible = ref(false)
-const trafficForm = reactive({ rx_bandwidth: 0, tx_bandwidth: 0, _trafficGB: 0 })
+const trafficForm = reactive({ rx_bandwidth: 0, tx_bandwidth: 0, _trafficGB: 0, traffic_exhausted_rx_mbps: 0, traffic_exhausted_tx_mbps: 0 })
 
 const handleUpdateTraffic = () => {
   if (!detail.value) return
   Object.assign(trafficForm, {
     rx_bandwidth: detail.value.rx_bandwidth || 0,
     tx_bandwidth: detail.value.tx_bandwidth || 0,
-    _trafficGB: ((detail.value.traffic_max || 0) / 1024).toFixed(2) * 1
+    _trafficGB: ((detail.value.traffic_max || 0) / 1024).toFixed(2) * 1,
+    traffic_exhausted_rx_mbps: 0,
+    traffic_exhausted_tx_mbps: 0
   })
   trafficDialogVisible.value = true
 }
@@ -2180,12 +2259,78 @@ const submitUpdateTraffic = async () => {
     fd.append('rx_bandwidth', trafficForm.rx_bandwidth)
     fd.append('tx_bandwidth', trafficForm.tx_bandwidth)
     if (trafficForm._trafficGB) fd.append('traffic_max', Math.round(trafficForm._trafficGB * 1024))  // GB → Mb
+    if (trafficForm.traffic_exhausted_rx_mbps > 0) fd.append('traffic_exhausted_rx_mbps', trafficForm.traffic_exhausted_rx_mbps)
+    if (trafficForm.traffic_exhausted_tx_mbps > 0) fd.append('traffic_exhausted_tx_mbps', trafficForm.traffic_exhausted_tx_mbps)
     const res = await updateVmTraffic(fd)
     if (res?.data?.code === 200) { ElMessage.success('带宽修改成功'); trafficDialogVisible.value = false; loadDetail() }
     else ElMessage.error(extractApiError(res?.data, '修改失败'))
   } catch (e) { ElMessage.error(extractApiError(e?.response?.data, '修改失败')) } finally { actionLoading.value = false }
 }
 
+// ---- 流量策略 ----
+// 测试未通过（接口新增，待联调）
+const vmTrafficPolicy = ref(null)
+const vmTrafficPolicyLoading = ref(false)
+const vmTrafficPolicyVisible = ref(false)
+const vmAddTrafficVisible = ref(false)
+const vmAddTrafficType = ref('fixed')
+const vmTrafficPolicyForm = reactive({ traffic_max_mb: 0, exhausted_rx_mbps: 0, exhausted_tx_mbps: 0 })
+const vmAddTrafficForm = reactive({ traffic_mb: 1 })
+
+const loadVmTrafficPolicy = async () => {
+  if (!serviceId.value || !vmId.value) return
+  vmTrafficPolicyLoading.value = true
+  try {
+    const res = await getVmTrafficPolicy({ service_id: serviceId.value, vm_id: vmId.value })
+    if (res?.data?.code === 200) vmTrafficPolicy.value = res.data.data
+  } catch { /* ignore */ } finally { vmTrafficPolicyLoading.value = false }
+}
+
+const openVmTrafficPolicyDialog = () => {
+  Object.assign(vmTrafficPolicyForm, {
+    traffic_max_mb: vmTrafficPolicy.value?.traffic_max_mb || 0,
+    exhausted_rx_mbps: vmTrafficPolicy.value?.exhausted_rx_mbps || 0,
+    exhausted_tx_mbps: vmTrafficPolicy.value?.exhausted_tx_mbps || 0
+  })
+  vmTrafficPolicyVisible.value = true
+}
+
+const submitUpdateVmTrafficPolicy = async () => {
+  vmTrafficPolicyLoading.value = true
+  try {
+    const fd = new FormData()
+    fd.append('service_id', serviceId.value)
+    fd.append('vm_id', vmId.value)
+    fd.append('traffic_max_mb', vmTrafficPolicyForm.traffic_max_mb)
+    fd.append('exhausted_rx_mbps', vmTrafficPolicyForm.exhausted_rx_mbps)
+    fd.append('exhausted_tx_mbps', vmTrafficPolicyForm.exhausted_tx_mbps)
+    const res = await updateVmTrafficPolicy(fd)
+    if (res?.data?.code === 200) { ElMessage.success('修改成功'); vmTrafficPolicyVisible.value = false; loadVmTrafficPolicy() }
+    else ElMessage.error(extractApiError(res?.data, '修改失败'))
+  } catch (e) { ElMessage.error(extractApiError(e?.response?.data, '修改失败')) } finally { vmTrafficPolicyLoading.value = false }
+}
+
+const openVmAddTrafficDialog = (type) => {
+  vmAddTrafficType.value = type
+  vmAddTrafficForm.traffic_mb = 1
+  vmAddTrafficVisible.value = true
+}
+
+const submitAddVmTraffic = async () => {
+  if (!vmAddTrafficForm.traffic_mb || vmAddTrafficForm.traffic_mb < 1) { ElMessage.warning('请输入有效的流量数量'); return }
+  vmTrafficPolicyLoading.value = true
+  try {
+    const fd = new FormData()
+    fd.append('service_id', serviceId.value)
+    fd.append('vm_id', vmId.value)
+    fd.append('traffic_mb', vmAddTrafficForm.traffic_mb)
+    const apiFn = vmAddTrafficType.value === 'fixed' ? addVmFixedTraffic : addVmTemporaryTraffic
+    const res = await apiFn(fd)
+    if (res?.data?.code === 200) { ElMessage.success('操作成功'); vmAddTrafficVisible.value = false; loadVmTrafficPolicy() }
+    else ElMessage.error(extractApiError(res?.data, '操作失败'))
+  } catch (e) { ElMessage.error(extractApiError(e?.response?.data, '操作失败')) } finally { vmTrafficPolicyLoading.value = false }
+}
+
 // ---- 迁移虚拟机 ----
 const migrateDialogVisible = ref(false)
 const migrateOptionsLoading = ref(false)
@@ -3474,6 +3619,7 @@ const triggerTabLoad = (tab) => {
   if (tab === 'backup') { loadBackups(); loadBackupQuota() }
   if (tab === 'userNetworking') loadVmNetworkingList()
   if (tab === 'security') loadSgLockInfo()
+  if (tab === 'vmTrafficPolicy') loadVmTrafficPolicy()
 }
 
 // 请求安全组详情补充 lock 字段

src/views/virtualization/VmManage.vue

@@ -176,6 +176,16 @@
             <el-form-item label="上行带宽">
               <el-input-number v-model="createForm.tx_bandwidth" :min="0" controls-position="right" /><span class="tk-res-unit">Mbps</span>
             </el-form-item>
+            <el-form-item label="流量上限">
+              <el-input-number v-model="createForm.traffic_max" :min="0" controls-position="right" /><span class="tk-res-unit">MB</span>
+              <div style="font-size:12px;color:#909399;margin-top:2px">0 表示不限流量</div>
+            </el-form-item>
+            <el-form-item label="耗尽下行限速">
+              <el-input-number v-model="createForm.traffic_exhausted_rx_mbps" :min="0" :precision="2" controls-position="right" /><span class="tk-res-unit">Mbps（0 不限）</span>
+            </el-form-item>
+            <el-form-item label="耗尽上行限速">
+              <el-input-number v-model="createForm.traffic_exhausted_tx_mbps" :min="0" :precision="2" controls-position="right" /><span class="tk-res-unit">Mbps（0 不限）</span>
+            </el-form-item>
           </div>
           <el-form-item label="额外数据卷">
             <div style="display:flex;align-items:center;gap:6px">
@@ -616,7 +626,8 @@ const createForm = reactive({
   name: '', host_id: null, image_id: 0, vcpu: 0, memory: 0,
   system_size: 0, rx_bandwidth: 0, tx_bandwidth: 0, data_volume_size: 0,
   host_group_id: null, user_id: 0, ipv4_num: 0, ipv6_num: 0, network_ids: [],
-  _imageName: '', _groupName: '', _userName: ''
+  _imageName: '', _groupName: '', _userName: '',
+  traffic_max: 0, traffic_exhausted_rx_mbps: 0, traffic_exhausted_tx_mbps: 0
 })
 
 const createRules = {
@@ -802,6 +813,9 @@ const submitCreate = () => {
         if (createForm.ipv4_num) fd.append('ipv4_num', createForm.ipv4_num)
         if (createForm.ipv6_num) fd.append('ipv6_num', createForm.ipv6_num)
       } else createForm.network_ids.forEach(id => fd.append('network_ids', id))
+      if (createForm.traffic_max > 0) fd.append('traffic_max', createForm.traffic_max)
+      if (createForm.traffic_exhausted_rx_mbps > 0) fd.append('traffic_exhausted_rx_mbps', createForm.traffic_exhausted_rx_mbps)
+      if (createForm.traffic_exhausted_tx_mbps > 0) fd.append('traffic_exhausted_tx_mbps', createForm.traffic_exhausted_tx_mbps)
       const res = await createVm(fd)
       if (res?.data?.code === 200) { ElMessage.success('创建成功'); createDialogVisible.value = false; loadList() }
       else ElMessage.error(extractApiError(res?.data, '创建失败'))