feat: 文本日志文件实时查看功能

src/components/TerminalSSHView/index.vue

@@ -0,0 +1,227 @@
+<script lang="ts" setup>
+import { ref, onMounted, onBeforeUnmount, nextTick } from 'vue';
+import { FitAddon } from '@xterm/addon-fit';
+import { Terminal } from '@xterm/xterm';
+import '@xterm/xterm/css/xterm.css';
+import { RESULT_CODE_ERROR } from '@/constants/result-constants';
+import { OptionsType, WS } from '@/plugins/ws-websocket';
+const ws = new WS();
+const emit = defineEmits(['connect', 'close', 'message']);
+const props = defineProps({
+  /**终端ID，必传 */
+  id: {
+    type: String,
+    required: true,
+  },
+  /**网元类型，必传 */
+  neType: {
+    type: String,
+    required: true,
+  },
+  /**网元ID，必传 */
+  neId: {
+    type: String,
+    required: true,
+  },
+  /**窗口单行字符数 */
+  cols: {
+    type: Number,
+    default: 80,
+  },
+  /**窗口行数 */
+  rows: {
+    type: Number,
+    default: 40,
+  },
+});
+
+/**终端输入DOM节点实例对象 */
+const terminalDom = ref<HTMLElement | undefined>(undefined);
+
+/**终端输入实例对象 */
+const terminal = ref<any>(null);
+
+/**终端输入渲染 */
+function handleRanderXterm(container: HTMLElement | undefined) {
+  if (!container) return;
+  const xterm = new Terminal({
+    cols: props.cols,
+    rows: props.rows,
+    lineHeight: 1.2,
+    fontSize: 12,
+    fontFamily: "Monaco, Menlo, Consolas, 'Courier New', monospace",
+    theme: {
+      background: '#000000',
+    },
+    cursorBlink: true, // 光标闪烁
+    cursorStyle: 'block',
+    scrollback: 1000, // 设置历史缓冲区大小为 1000 行
+    scrollSensitivity: 15,
+    tabStopWidth: 4,
+    disableStdin: true, // 禁止输入
+  });
+  // 挂载
+  xterm.open(container);
+  // 自适应尺寸
+  const fitAddon = new FitAddon();
+  xterm.loadAddon(fitAddon);
+  // 终端尺寸变化触发
+  xterm.onResize(({ cols, rows }) => {
+    // console.log('尺寸', cols, rows);
+    ws.send({
+      requestId: `resize_${props.id}`,
+      type: 'resize',
+      data: { cols, rows },
+    });
+  });
+
+  // 创建 ResizeObserver 实例
+  var observer = new ResizeObserver(entries => {
+    fitAddon.fit();
+  });
+  // 监听元素大小变化
+  observer.observe(container);
+
+  terminal.value = xterm;
+}
+
+/**连接打开后回调 */
+function wsOpen(ev: any) {
+  // console.info('wsOpen', ev);
+  nextTick(() => {
+    handleRanderXterm(terminalDom.value);
+    // 连接事件
+    emit('connect', {
+      timeStamp: ev.timeStamp,
+      cols: terminal.value.cols,
+      rows: terminal.value.rows,
+      neType: props.neType,
+      neId: props.neId,
+      id: props.id,
+    });
+  });
+}
+
+/**连接错误后回调 */
+function wsError(ev: any) {
+  console.error('wsError', ev);
+  if (terminal.value != null) {
+    let message = 'disconnected';
+    terminal.value.write(`\x1b[31m${message}\x1b[m\r\n`);
+  } else if (terminalDom.value) {
+    terminalDom.value.style.background = '#000';
+    terminalDom.value.style.color = '#ff4d4f';
+    terminalDom.value.style.height = '60%';
+    terminalDom.value.innerText = 'disconnected';
+  }
+}
+
+/**连接关闭后回调 */
+function wsClose(code: number) {
+  // console.warn('wsClose', code);
+  if (terminal.value != null) {
+    let message = 'disconnected ' + code;
+    terminal.value.write(`\x1b[31m${message}\x1b[m\r\n`);
+  }
+  // 关闭事件
+  emit('close', {
+    code: code,
+    neType: props.neType,
+    neId: props.neId,
+    id: props.id,
+  });
+}
+
+/**接收消息后回调 */
+function wsMessage(res: Record<string, any>) {
+  emit('message', res);
+  // console.log('wsMessage', res);
+  const { code, requestId, data } = res;
+  if (code === RESULT_CODE_ERROR) {
+    console.warn(res.msg);
+    return;
+  }
+  if (!requestId) return;
+  if (terminal.value != null) {
+    // 查找的开始输出标记
+    const parts: string[] = data.split('\u001b[?2004l\r');
+    if (parts.length > 0) {
+      let text = parts[parts.length - 1];
+      // 找到最后输出标记
+      const lestIndex = text.lastIndexOf('\u001b[?2004h\u001b]0;');
+      if (lestIndex !== -1) {
+        text = text.substring(0, lestIndex);
+      }
+      if (text === '' || text === '\r\n' || text.startsWith("^C\r\n") ) {
+        return;
+      }
+      // console.log({ parts, text });
+      terminal.value.write(text);
+      return;
+    }
+    // 无标记
+    terminal.value.write(data);
+  }
+}
+
+onMounted(() => {
+  if (props.neType && props.neId) {
+    // 建立链接
+    const options: OptionsType = {
+      url: '/ws/view',
+      params: {
+        neType: props.neType,
+        neId: props.neId,
+        cols: props.cols,
+        rows: props.rows,
+      },
+      onmessage: wsMessage,
+      onerror: wsError,
+      onopen: wsOpen,
+      onclose: wsClose,
+    };
+    ws.connect(options);
+  }
+});
+
+onBeforeUnmount(() => {
+  ws.close();
+});
+
+// 给组件设置属性 ref="xxxTerminal"
+// setup内使用 const xxxTerminal = ref();
+defineExpose({
+  /**清除 */
+  clear: () => {
+    if (terminal.value != null) {
+      terminal.value.clear();
+    }
+  },
+  /**发送命令 */
+  send: (type: string, data: Record<string, any>) => {
+    ws.send({
+      requestId: `ssh_${props.id}`,
+      type,
+      data,
+    });
+  },
+  /**模拟按下 Ctrl+C */
+  ctrlC: () => {
+    ws.send({
+      requestId: `ssh_${props.id}`,
+      type: 'ctrl-c',
+    });
+  },
+});
+</script>
+
+<template>
+  <div ref="terminalDom" :id="id" class="terminal"></div>
+</template>
+
+<style lang="css" scoped>
+.terminal {
+  width: 100%;
+  height: 100%;
+}
+</style>

src/i18n/locales/en-US.ts

@@ -1258,6 +1258,11 @@ export default {
         downTip: "Confirm the download file name is [{fileName}] File?",
         downTipErr: "Failed to get file",
         dirCd: "Enter Dir",
+        viewAs: 'View Action',
+        reload: "Reload",
+        follow: 'Monitoring Content',
+        tailChar: 'End Characters',
+        tailLines: 'End Lines',
       },
     },
     monitor: {

src/i18n/locales/zh-CN.ts

@@ -1258,6 +1258,11 @@ export default {
         downTip: "确认下载文件名为 【{fileName}】 文件?",
         downTipErr: "文件获取失败",
         dirCd: "进入目录",
+        viewAs: '查看操作',
+        reload: "重载",
+        follow: '监视内容变化',
+        tailChar: '末尾字数',
+        tailLines: '末尾行数',
       },
     },
     monitor: {

src/views/logManage/neFile/components/ViewDrawer.vue

@@ -0,0 +1,174 @@
+<script setup lang="ts">
+import { reactive, onMounted, watch, ref, nextTick } from 'vue';
+import { ProModal } from 'antdv-pro-modal';
+import TerminalSSHView from '@/components/TerminalSSHView/index.vue';
+import useI18n from '@/hooks/useI18n';
+const { t } = useI18n();
+const emit = defineEmits(['ok', 'cancel', 'update:visible']);
+const props = defineProps({
+  visible: {
+    type: Boolean,
+    default: false,
+    required: true,
+  },
+  /**文件地址 */
+  filePath: {
+    type: String,
+    default: '',
+    required: true,
+  },
+  /**网元类型 */
+  neType: {
+    type: String,
+    default: '',
+    required: true,
+  },
+  /**网元ID */
+  neId: {
+    type: String,
+    default: '',
+    required: true,
+  },
+});
+
+/**对话框对象信息状态类型 */
+type StateType = {
+  /**框是否显示 */
+  visible: boolean;
+  /**标题 */
+  title: string;
+  /**查看命令 */
+  form: Record<string, any>;
+};
+
+/**对话框对象信息状态 */
+let state: StateType = reactive({
+  visible: false,
+  title: '文件查看',
+  form: {
+    follow: true,
+    showType: 'lines', // lines/char
+    lines: 10,
+    char: 0,
+  },
+});
+
+function onClose() {
+  state.visible = false;
+  emit('cancel');
+  emit('update:visible', false);
+}
+
+/**监听是否显示，初始数据 */
+watch(
+  () => props.visible,
+  val => {
+    if (val) {
+      if (props.neType && props.neId) {
+        const filePath = props.filePath;
+        const fileName = filePath.substring(filePath.lastIndexOf('/') + 1);
+        state.title = fileName;
+        state.visible = true;
+      }
+    }
+  }
+);
+
+/**终端实例 */
+const viewTerminal = ref();
+
+/**终端初始连接 */
+function fnInit() {
+  setTimeout(fnReload, 1_500);
+}
+
+/**重载查看方式 */
+function fnReload() {
+  if (!viewTerminal.value) return;
+  viewTerminal.value.ctrlC();
+
+  if (state.form.showType !== 'lines') {
+    state.form.lines = 10;
+  } else {
+    state.form.char = 0;
+  }
+  viewTerminal.value.clear();
+  viewTerminal.value.send('tail', {
+    filePath: props.filePath,
+    lines: state.form.lines,
+    char: state.form.char,
+    follow: state.form.follow,
+  });
+}
+</script>
+
+<template>
+  <ProModal
+    :drag="true"
+    :fullscreen="true"
+    :borderDraw="true"
+    :min-width="800"
+    :min-height="500"
+    :center-y="true"
+    :destroyOnClose="true"
+    :keyboard="false"
+    :mask-closable="false"
+    :visible="state.visible"
+    :title="state.title"
+    :body-style="{ padding: '12px', overflow: 'hidden' }"
+    :footer="null"
+    @cancel="onClose"
+  >
+    <TerminalSSHView
+      ref="viewTerminal"
+      :id="`V${Date.now()}`"
+      style="height: calc(100% - 36px)"
+      :ne-type="neType"
+      :ne-id="neId"
+      @connect="fnInit()"
+    ></TerminalSSHView>
+    <!-- 命令控制属性 -->
+    <a-form name="form" layout="horizontal">
+      <a-row :gutter="16">
+        <a-col :lg="12" :md="12" :xs="24">
+          <a-form-item :label="t('views.logManage.neFile.viewAs')">
+            <a-input-group compact>
+              <a-select v-model:value="state.form.showType" style="width: 50%">
+                <a-select-option value="lines">
+                  {{ t('views.logManage.neFile.tailLines') }}
+                </a-select-option>
+                <a-select-option value="char">
+                  {{ t('views.logManage.neFile.tailChar') }}
+                </a-select-option>
+              </a-select>
+              <a-input-number
+                style="width: 25%"
+                v-model:value="state.form[state.form.showType]"
+                :min="0"
+                :max="1000"
+                :placeholder="t('common.inputPlease')"
+              ></a-input-number>
+              <a-button type="primary" style="width: 25%" @click="fnReload()">
+                {{ t('views.logManage.neFile.reload') }}
+              </a-button>
+            </a-input-group>
+          </a-form-item>
+        </a-col>
+        <a-col :lg="6" :md="12" :xs="24">
+          <a-form-item
+            :label="t('views.logManage.neFile.follow')"
+            name="follow"
+          >
+            <a-switch v-model:checked="state.form.follow" />
+          </a-form-item>
+        </a-col>
+      </a-row>
+    </a-form>
+  </ProModal>
+</template>
+
+<style lang="less" scoped>
+.ant-form :deep(.ant-form-item) {
+  margin-bottom: 0;
+}
+</style>

src/views/logManage/neFile/index.vue

@@ -3,12 +3,13 @@ import { reactive, ref, onMounted, toRaw } from 'vue';
 import { PageContainer } from 'antdv-pro-layout';
 import { SizeType } from 'ant-design-vue/lib/config-provider';
 import { ColumnsType } from 'ant-design-vue/lib/table';
+import { Modal, message } from 'ant-design-vue/lib';
 import { parseDateToStr } from '@/utils/date-utils';
 import { getNeFile, listNeFiles } from '@/api/tool/neFile';
 import { RESULT_CODE_SUCCESS } from '@/constants/result-constants';
 import useNeInfoStore from '@/store/modules/neinfo';
 import useI18n from '@/hooks/useI18n';
-import { Modal, message } from 'ant-design-vue/lib';
+import ViewDrawer from './components/ViewDrawer.vue';
 import saveAs from 'file-saver';
 import { useRoute } from 'vue-router';
 const neInfoStore = useNeInfoStore();
@@ -19,11 +20,7 @@ const route = useRoute();
 const routeParams = route.query as Record<string, any>;
 
 /**网元参数 */
-let neType = ref<string[]>([]);
+let neTypeSelect = ref<string[]>([]);
-/**下载触发等待 */
-let loading = ref(false);
-/**访问路径 */
-let nePathArr = ref<string[]>([]);
 
 /**查询参数 */
 let queryParams = reactive({
@@ -134,14 +131,17 @@ let tablePagination = reactive({
   },
 });
 
+/**下载触发等待 */
+let downLoading = ref<boolean>(false);
+
 /**信息文件下载 */
 function fnDownloadFile(row: Record<string, any>) {
-  if (loading.value) return;
+  if (downLoading.value) return;
   Modal.confirm({
     title: t('common.tipTitle'),
     content: t('views.logManage.neFile.downTip', { fileName: row.fileName }),
     onOk() {
-      loading.value = true;
+      downLoading.value = true;
       const hide = message.loading(t('common.loading'), 0);
       getNeFile({
         neType: queryParams.neType,
@@ -167,12 +167,15 @@ function fnDownloadFile(row: Record<string, any>) {
         })
         .finally(() => {
           hide();
-          loading.value = false;
+          downLoading.value = false;
         });
     },
   });
 }
 
+/**访问路径 */
+let nePathArr = ref<string[]>([]);
+
 /**进入目录 */
 function fnDirCD(dir: string, index?: number) {
   if (index === undefined) {
@@ -235,15 +238,42 @@ function fnGetList(pageNum?: number) {
     if (res.code === RESULT_CODE_SUCCESS && Array.isArray(res.rows)) {
       tablePagination.total = res.total;
       tableState.data = res.rows;
-      if (tablePagination.total <=(queryParams.pageNum - 1) * tablePagination.pageSize &&queryParams.pageNum !== 1) {
+      if (
+        tablePagination.total <=
+          (queryParams.pageNum - 1) * tablePagination.pageSize &&
+        queryParams.pageNum !== 1
+      ) {
         tableState.loading = false;
         fnGetList(queryParams.pageNum - 1);
       }
+    } else {
+      message.error(res.msg, 3);
+      tablePagination.total = 0;
+      tableState.data = [];
     }
     tableState.loading = false;
   });
 }
 
+/**抽屉状态 */
+const viewDrawerState = reactive({
+  visible: false,
+  /**文件路径 /var/log/amf.log */
+  filePath: '',
+  /**网元类型 */
+  neType: '',
+  /**网元ID */
+  neId: '',
+});
+
+/**打开抽屉查看 */
+function fnDrawerOpen(row: Record<string, any>) {
+  viewDrawerState.filePath = [...nePathArr.value, row.fileName].join('/');
+  viewDrawerState.neType = neTypeSelect.value[0];
+  viewDrawerState.neId = neTypeSelect.value[1];
+  viewDrawerState.visible = !viewDrawerState.visible;
+}
+
 onMounted(() => {
   // 获取网元网元列表
   neInfoStore.fnNelist().then(res => {
@@ -254,8 +284,8 @@ onMounted(() => {
           duration: 2,
         });
       } else if (routeParams.neType) {
-        neType.value = [routeParams.neType, routeParams.neId]
+        neTypeSelect.value = [routeParams.neType, routeParams.neId];
-        fnNeChange(neType.value, undefined);
+        fnNeChange(neTypeSelect.value, undefined);
       }
     }
   });
@@ -276,12 +306,12 @@ onMounted(() => {
                 style="margin-bottom: 0"
               >
                 <a-cascader
-                  v-model:value="neType"
+                  v-model:value="neTypeSelect"
                   :options="neInfoStore.getNeCascaderOptions"
                   @change="fnNeChange"
                   :allow-clear="false"
                   :placeholder="t('views.logManage.neFile.neTypePlease')"
-                  :disabled="loading || tableState.loading"
+                  :disabled="downLoading || tableState.loading"
                 />
               </a-form-item>
             </a-col>
@@ -332,8 +362,15 @@ onMounted(() => {
         <template #bodyCell="{ column, record }">
           <template v-if="column.key === 'fileName'">
             <a-space :size="8" align="center">
+              <a-tooltip v-if="record.fileType === 'file'">
+                <template #title>{{ t('common.viewText') }}</template>
+                <a-button type="link" @click.prevent="fnDrawerOpen(record)">
+                  <template #icon><ProfileOutlined /></template>
+                </a-button>
+              </a-tooltip>
               <a-button
                 type="link"
+                :loading="downLoading"
                 @click.prevent="fnDownloadFile(record)"
                 v-if="record.fileType === 'file'"
               >
@@ -342,6 +379,7 @@ onMounted(() => {
               </a-button>
               <a-button
                 type="link"
+                :loading="downLoading"
                 @click.prevent="fnDirCD(record.fileName)"
                 v-if="record.fileType === 'dir'"
               >
@@ -353,6 +391,14 @@ onMounted(() => {
         </template>
       </a-table>
     </a-card>
+
+    <!-- 文件内容查看抽屉 -->
+    <ViewDrawer
+      v-model:visible="viewDrawerState.visible"
+      :file-path="viewDrawerState.filePath"
+      :ne-type="viewDrawerState.neType"
+      :ne-id="viewDrawerState.neId"
+    ></ViewDrawer>
   </PageContainer>
 </template>