+
+
diff --git a/backend/static/js/app.js b/backend/static/js/app.js
index 224751c..63ee176 100644
--- a/backend/static/js/app.js
+++ b/backend/static/js/app.js
@@ -7,6 +7,7 @@ let state = {
customStartTime: '',
customEndTime: '',
currentInterval: '3m', // 固定10分钟区间
+ currentDeviceID: '', // 当前选中的服务器ID
historyMetrics: {}, // 存储历史指标数据
autoRefreshEnabled: false, // 自动刷新开关状态，默认关闭
lastMetricsUpdate: null, // 记录上次指标更新时间
@@ -101,12 +102,22 @@ function updateAutoRefreshInterval() {
// 初始化自定义时间范围
function initCustomTimeRange() {
const now = new Date();
- // 默认显示过去24小时
- const twentyFourHoursAgo = new Date(now.getTime() - 24 * 60 * 60 * 1000);
+ // 默认显示过去1小时
+ const oneHourAgo = new Date(now.getTime() - 1 * 60 * 60 * 1000);
// 直接使用ISO字符串，包含完整的时区信息
- state.customStartTime = twentyFourHoursAgo.toISOString();
+ state.customStartTime = oneHourAgo.toISOString();
state.customEndTime = now.toISOString();
+
+ // 更新日期选择器输入框的值
+ const startTimeInput = document.getElementById('customStartTime');
+ const endTimeInput = document.getElementById('customEndTime');
+
+ if (startTimeInput && endTimeInput) {
+ // 将ISO字符串转换为datetime-local格式（YYYY-MM-DDTHH:MM）
+ startTimeInput.value = oneHourAgo.toISOString().slice(0, 16);
+ endTimeInput.value = now.toISOString().slice(0, 16);
+ }
}
// 页面切换
@@ -125,9 +136,13 @@ function switchPage() {
if (hash === '#servers') {
showContent('serversContent');
loadAllServers();
+ // 清除当前设备ID，避免在服务器列表页显示特定服务器的数据
+ state.currentDeviceID = '';
} else if (hash === '#devices') {
showContent('devicesContent');
loadDeviceManagementList();
+ // 清除当前设备ID
+ state.currentDeviceID = '';
} else if (hash === '#serverMonitor' || hash.startsWith('#serverMonitor/')) {
showContent('serverMonitorContent');
@@ -137,6 +152,9 @@ function switchPage() {
deviceId = hash.split('/')[1];
}
+ // 直接设置当前设备ID，确保loadMetrics能使用正确的设备ID
+ state.currentDeviceID = deviceId;
+
// 加载服务器信息
if (deviceId) {
loadServerInfo(deviceId);
@@ -146,6 +164,8 @@ function switchPage() {
} else {
showContent('homeContent');
loadHomeData();
+ // 清除当前设备ID
+ state.currentDeviceID = '';
}
}
@@ -733,7 +753,7 @@ function initDetailedCharts() {
},
zoom: {
wheel: {
- enabled: true,
+ enabled: true
},
pinch: {
enabled: true
@@ -802,7 +822,7 @@ function initDetailedCharts() {
},
zoom: {
wheel: {
- enabled: true,
+ enabled: true
},
pinch: {
enabled: true
@@ -872,7 +892,7 @@ function initDetailedCharts() {
},
zoom: {
wheel: {
- enabled: true,
+ enabled: true
},
pinch: {
enabled: true
@@ -950,11 +970,10 @@ function initDetailedCharts() {
label: function(context) {
const label = context.dataset.label || '';
const value = context.parsed.y;
- const rawValue = context.raw.y;
// 第二行显示实际值
return [
`${label}: ${value} MB`,
- `实际值: ${rawValue} MB`
+ `实际值: ${value} MB`
];
}
}
@@ -1043,11 +1062,10 @@ function initDetailedCharts() {
label: function(context) {
const label = context.dataset.label || '';
const value = context.parsed.y;
- const rawValue = context.raw.y;
// 第二行显示实际值
return [
`${label}: ${value} MB/s`,
- `实际值: ${rawValue} MB/s`
+ `实际值: ${value} MB/s`
];
}
}
@@ -1196,7 +1214,18 @@ async function fetchMetric(metricType, aggregation = 'average') {
}
const data = await response.json();
- return data.data;
+
+ // 确保返回的数据是数组格式
+ if (metricType === 'disk') {
+ // 磁盘数据可能是对象格式，需要特殊处理
+ return data.data || {};
+ } else if (metricType === 'network') {
+ // 网络数据可能是对象格式，需要特殊处理
+ return data.data || {};
+ } else {
+ // 其他数据应该是数组格式
+ return Array.isArray(data.data) ? data.data : [];
+ }
}
// 格式化时间，统一格式避免图表误解
@@ -1259,6 +1288,9 @@ async function loadMetrics() {
statusIndicator.className = 'w-2 h-2 bg-red-500 rounded-full animate-pulse';
lastRefreshTime.textContent = `上次刷新: 失败`;
}
+
+ // 即使发生错误，也要尝试初始化图表，避免页面空白
+ initDetailedCharts();
}
}
@@ -1450,6 +1482,9 @@ function handleWebSocketMessage(message) {
// 加载服务器信息
async function loadServerInfo(deviceId) {
try {
+ // 将设备ID存储到全局状态
+ state.currentDeviceID = deviceId;
+
const response = await fetch(`${API_BASE_URL}/devices/${deviceId}`);
if (!response.ok) {
throw new Error('Failed to fetch server info');
@@ -1464,6 +1499,9 @@ async function loadServerInfo(deviceId) {
}
} catch (error) {
console.error('Failed to load server info:', error);
+ // 即使请求失败，也要将设备ID存储到全局状态
+ state.currentDeviceID = deviceId;
+
// 使用模拟数据
const serverInfoDisplay = document.getElementById('serverInfoDisplay');
if (serverInfoDisplay) {
@@ -1475,6 +1513,12 @@ async function loadServerInfo(deviceId) {
// 处理指标更新
function handleMetricsUpdate(message) {
const { device_id, metrics } = message;
+
+ // 只处理当前选中设备的WebSocket消息
+ if (state.currentDeviceID && device_id !== state.currentDeviceID) {
+ return;
+ }
+
// 格式化数据，确保updateStatusCards函数能正确处理
const formattedMetrics = {
cpu: metrics.cpu,
@@ -1855,12 +1899,18 @@ function updateHistoryMetrics(metrics) {
// 更新图表数据
function updateCharts(cpuData, memoryData, diskData, networkData) {
+ // 确保数据格式正确
+ const safeCpuData = Array.isArray(cpuData) ? cpuData : [];
+ const safeMemoryData = Array.isArray(memoryData) ? memoryData : [];
+ const safeDiskData = typeof diskData === 'object' && diskData !== null ? diskData : {};
+ const safeNetworkData = typeof networkData === 'object' && networkData !== null ? networkData : {};
+
// 保存待处理的图表更新数据
state.pendingChartUpdate = {
- cpuData,
- memoryData,
- diskData,
- networkData
+ cpuData: safeCpuData,
+ memoryData: safeMemoryData,
+ diskData: safeDiskData,
+ networkData: safeNetworkData
};
// 使用节流机制更新图表
@@ -2619,18 +2669,7 @@ function bindEvents() {
});
}
- // 初始化自定义时间输入框
- const now = new Date();
- const startTimeInput = document.getElementById('customStartTime');
- const endTimeInput = document.getElementById('customEndTime');
- if (startTimeInput && endTimeInput) {
- // 默认显示过去24小时
- const twentyFourHoursAgo = new Date(now.getTime() - 24 * 60 * 60 * 1000);
-
- // 显示本地时间格式，YYYY-MM-DDTHH:MM
- startTimeInput.value = twentyFourHoursAgo.toISOString().slice(0, 16);
- endTimeInput.value = now.toISOString().slice(0, 16);
- }
+
// 缩放控件事件处理
const zoomOutBtn = document.getElementById('zoomOutBtn');
@@ -2722,27 +2761,49 @@ async function loadNetworkInterfaces() {
// 更新当前时间范围显示
const updateTimeRangeDisplay = () => {
let displayText = '';
- switch(state.currentTimeRange) {
- case '30m':
- displayText = '过去30分钟';
- break;
- case '1h':
- displayText = '过去1小时';
- break;
- case '2h':
- displayText = '过去2小时';
- break;
- case '6h':
- displayText = '过去6小时';
- break;
- case '12h':
- displayText = '过去12小时';
- break;
- case '24h':
- displayText = '过去24小时';
- break;
- default:
- displayText = '自定义时间范围';
+
+ // 计算实际的开始时间和结束时间
+ let startTime, endTime;
+
+ if (state.customStartTime && state.customEndTime) {
+ // 使用自定义时间范围
+ startTime = new Date(state.customStartTime);
+ endTime = new Date(state.customEndTime);
+ displayText = `${formatTime(state.customStartTime)} 至 ${formatTime(state.customEndTime)}`;
+ } else {
+ // 使用预设时间范围
+ const now = new Date();
+ endTime = now;
+
+ // 根据预设时间范围计算开始时间
+ switch(state.currentTimeRange) {
+ case '30m':
+ startTime = new Date(now.getTime() - 30 * 60 * 1000);
+ displayText = `${formatTime(startTime.toISOString())} 至 ${formatTime(endTime.toISOString())}`;
+ break;
+ case '1h':
+ startTime = new Date(now.getTime() - 60 * 60 * 1000);
+ displayText = `${formatTime(startTime.toISOString())} 至 ${formatTime(endTime.toISOString())}`;
+ break;
+ case '2h':
+ startTime = new Date(now.getTime() - 2 * 60 * 60 * 1000);
+ displayText = `${formatTime(startTime.toISOString())} 至 ${formatTime(endTime.toISOString())}`;
+ break;
+ case '6h':
+ startTime = new Date(now.getTime() - 6 * 60 * 60 * 1000);
+ displayText = `${formatTime(startTime.toISOString())} 至 ${formatTime(endTime.toISOString())}`;
+ break;
+ case '12h':
+ startTime = new Date(now.getTime() - 12 * 60 * 60 * 1000);
+ displayText = `${formatTime(startTime.toISOString())} 至 ${formatTime(endTime.toISOString())}`;
+ break;
+ case '24h':
+ startTime = new Date(now.getTime() - 24 * 60 * 60 * 1000);
+ displayText = `${formatTime(startTime.toISOString())} 至 ${formatTime(endTime.toISOString())}`;
+ break;
+ default:
+ displayText = '自定义时间范围';
+ }
}
// 更新所有图表的时间范围显示
@@ -2897,11 +2958,15 @@ function initChartTabs() {
const activeContainer = document.getElementById(`${tabId}ChartContainer`);
if (activeContainer) {
activeContainer.classList.remove('hidden');
+ console.log(`Shown chart container: ${tabId}ChartContainer`);
+ } else {
+ console.error(`Chart container not found: ${tabId}ChartContainer`);
}
- // 显示/隐藏进程信息和磁盘详细信息
+ // 显示/隐藏进程信息、磁盘详细信息和系统日志
const processInfoContainer = document.getElementById('processInfoContainer');
const diskDetailsContainer = document.getElementById('diskDetailsContainer');
+ const logInfoContainer = document.getElementById('logInfoContainer');
// 隐藏所有附加信息容器
if (processInfoContainer) {
@@ -2910,6 +2975,9 @@ function initChartTabs() {
if (diskDetailsContainer) {
diskDetailsContainer.classList.add('hidden');
}
+ if (logInfoContainer) {
+ logInfoContainer.classList.add('hidden');
+ }
// 根据选项卡显示相应的附加信息
if (tabId === 'cpu') {
@@ -2926,6 +2994,13 @@ function initChartTabs() {
// 加载磁盘详细信息
loadDiskDetails();
}
+ } else if (tabId === 'logs') {
+ // 显示系统日志
+ if (logInfoContainer) {
+ logInfoContainer.classList.remove('hidden');
+ // 加载系统日志
+ loadSystemLogs();
+ }
}
// 显示/隐藏网卡选择下拉框
@@ -2941,15 +3016,64 @@ function initChartTabs() {
});
});
- // 初始状态：根据当前选中的选项卡显示/隐藏网卡选择下拉框
+ // 初始状态：根据当前选中的选项卡显示/隐藏网卡选择下拉框和加载数据
const activeTab = document.querySelector('.chart-tab.active');
const interfaceContainer = document.getElementById('interfaceSelectorContainer');
- if (activeTab && interfaceContainer) {
+ if (activeTab) {
const tabId = activeTab.dataset.tab;
- if (tabId === 'network' || tabId === 'speed') {
- interfaceContainer.classList.remove('hidden');
+
+ // 显示当前选中的图表容器
+ const activeContainer = document.getElementById(`${tabId}ChartContainer`);
+ if (activeContainer) {
+ activeContainer.classList.remove('hidden');
} else {
- interfaceContainer.classList.add('hidden');
+ console.error(`Initial chart container not found: ${tabId}ChartContainer`);
+ }
+
+ // 显示/隐藏进程信息、磁盘详细信息和系统日志
+ const processInfoContainer = document.getElementById('processInfoContainer');
+ const diskDetailsContainer = document.getElementById('diskDetailsContainer');
+ const logInfoContainer = document.getElementById('logInfoContainer');
+
+ // 隐藏所有附加信息容器
+ if (processInfoContainer) {
+ processInfoContainer.classList.add('hidden');
+ }
+ if (diskDetailsContainer) {
+ diskDetailsContainer.classList.add('hidden');
+ }
+ if (logInfoContainer) {
+ logInfoContainer.classList.add('hidden');
+ }
+
+ // 根据选项卡显示相应的附加信息
+ if (tabId === 'cpu') {
+ // 显示进程信息
+ if (processInfoContainer) {
+ processInfoContainer.classList.remove('hidden');
+ }
+ loadProcessInfo();
+ } else if (tabId === 'disk') {
+ // 显示磁盘详细信息
+ if (diskDetailsContainer) {
+ diskDetailsContainer.classList.remove('hidden');
+ }
+ loadDiskDetails();
+ } else if (tabId === 'logs') {
+ // 显示系统日志
+ if (logInfoContainer) {
+ logInfoContainer.classList.remove('hidden');
+ }
+ loadSystemLogs();
+ }
+
+ // 显示/隐藏网卡选择下拉框
+ if (interfaceContainer) {
+ if (tabId === 'network' || tabId === 'speed') {
+ interfaceContainer.classList.remove('hidden');
+ } else {
+ interfaceContainer.classList.add('hidden');
+ }
}
}
}
@@ -2974,7 +3098,18 @@ let processPagination = {
itemsPerPage: 5,
totalItems: 0,
totalPages: 0,
- allProcesses: []
+ allProcesses: [],
+ lastDeviceID: '' // 上次请求数据的设备ID
+};
+
+// 系统日志分页状态
+let logPagination = {
+ currentPage: 1,
+ itemsPerPage: 5,
+ totalItems: 0,
+ totalPages: 0,
+ allLogs: [],
+ lastDeviceID: '' // 上次请求数据的设备ID
};
// 加载进程信息
@@ -2991,7 +3126,16 @@ async function loadProcessInfo(page = 1) {
params.append('device_id', state.currentDeviceID);
}
- // 如果是第一次加载，获取全部数据
+ // 检查设备ID是否变化
+ if (processPagination.lastDeviceID !== state.currentDeviceID) {
+ // 设备ID变化，清空旧数据
+ processPagination.allProcesses = [];
+ processPagination.totalItems = 0;
+ processPagination.totalPages = 0;
+ processPagination.currentPage = 1;
+ }
+
+ // 如果是第一次加载或设备ID变化，获取全部数据
if (processPagination.allProcesses.length === 0) {
// 发送请求
const response = await fetch(`${API_BASE_URL}/metrics/processes?${params.toString()}`);
@@ -3003,6 +3147,8 @@ async function loadProcessInfo(page = 1) {
processPagination.allProcesses = data.data || [];
processPagination.totalItems = processPagination.allProcesses.length;
processPagination.totalPages = Math.ceil(processPagination.totalItems / processPagination.itemsPerPage);
+ // 更新上次请求数据的设备ID
+ processPagination.lastDeviceID = state.currentDeviceID;
}
// 更新当前页码
@@ -3072,7 +3218,8 @@ let diskPagination = {
itemsPerPage: 5,
totalItems: 0,
totalPages: 0,
- allDisks: []
+ allDisks: [],
+ lastDeviceID: '' // 上次请求数据的设备ID
};
// 创建分页控件
@@ -3221,7 +3368,16 @@ async function loadDiskDetails(page = 1) {
params.append('device_id', state.currentDeviceID);
}
- // 如果是第一次加载，获取全部数据
+ // 检查设备ID是否变化
+ if (diskPagination.lastDeviceID !== state.currentDeviceID) {
+ // 设备ID变化，清空旧数据
+ diskPagination.allDisks = [];
+ diskPagination.totalItems = 0;
+ diskPagination.totalPages = 0;
+ diskPagination.currentPage = 1;
+ }
+
+ // 如果是第一次加载或设备ID变化，获取全部数据
if (diskPagination.allDisks.length === 0) {
// 发送请求
const response = await fetch(`${API_BASE_URL}/metrics/disk_details?${params.toString()}`);
@@ -3233,6 +3389,8 @@ async function loadDiskDetails(page = 1) {
diskPagination.allDisks = data.data || [];
diskPagination.totalItems = diskPagination.allDisks.length;
diskPagination.totalPages = Math.ceil(diskPagination.totalItems / diskPagination.itemsPerPage);
+ // 更新上次请求数据的设备ID
+ diskPagination.lastDeviceID = state.currentDeviceID;
}
// 更新当前页码
@@ -3319,9 +3477,15 @@ async function loadDiskDetails(page = 1) {
}
// 加载系统日志
-async function loadSystemLogs() {
+async function loadSystemLogs(page = 1) {
+ console.log('loadSystemLogs function called');
const logTableBody = document.getElementById('logTableBody');
- if (!logTableBody) return;
+ const logPaginationContainer = document.getElementById('logPaginationContainer');
+
+ if (!logTableBody) {
+ console.error('logTableBody element not found');
+ return;
+ }
try {
// 构建查询参数
@@ -3330,46 +3494,86 @@ async function loadSystemLogs() {
params.append('device_id', state.currentDeviceID);
}
- // 发送请求
- const response = await fetch(`${API_BASE_URL}/metrics/logs?${params.toString()}`);
- if (!response.ok) {
- throw new Error('Failed to fetch system logs');
+ // 检查设备ID是否变化
+ if (logPagination.lastDeviceID !== state.currentDeviceID) {
+ // 设备ID变化，清空旧数据
+ logPagination.allLogs = [];
+ logPagination.totalItems = 0;
+ logPagination.totalPages = 0;
+ logPagination.currentPage = 1;
}
- const data = await response.json();
- const logs = data.data;
+ // 如果是第一次加载或设备ID变化，获取全部数据
+ if (logPagination.allLogs.length === 0) {
+ console.log('Fetching logs from:', `${API_BASE_URL}/metrics/logs?${params.toString()}`);
+ // 发送请求
+ const response = await fetch(`${API_BASE_URL}/metrics/logs?${params.toString()}`);
+ if (!response.ok) {
+ throw new Error(`HTTP error! status: ${response.status}`);
+ }
+
+ const data = await response.json();
+ logPagination.allLogs = data.data || [];
+ logPagination.totalItems = logPagination.allLogs.length;
+ logPagination.totalPages = Math.ceil(logPagination.totalItems / logPagination.itemsPerPage);
+ // 更新上次请求数据的设备ID
+ logPagination.lastDeviceID = state.currentDeviceID;
+ }
+
+ // 更新当前页码
+ logPagination.currentPage = page;
// 清空表格
logTableBody.innerHTML = '';
- if (logs.length === 0) {
+ if (logPagination.totalItems === 0) {
// 没有日志数据，显示提示
logTableBody.innerHTML = `
| 暂无系统日志 |
`;
+
+ // 隐藏分页控件
+ if (logPaginationContainer) {
+ logPaginationContainer.innerHTML = '';
+ }
+
return;
}
+ // 计算分页数据
+ const startIndex = (logPagination.currentPage - 1) * logPagination.itemsPerPage;
+ const endIndex = Math.min(startIndex + logPagination.itemsPerPage, logPagination.totalItems);
+ const paginatedLogs = logPagination.allLogs.slice(startIndex, endIndex);
+
// 填充表格数据
- logs.forEach((log, index) => {
+ paginatedLogs.forEach((log, index) => {
const row = document.createElement('tr');
row.innerHTML = `
-
${index + 1} |
+
${startIndex + index + 1} |
${log.source || 'System'} |
${log.time || new Date().toLocaleString()} |
${log.message || 'No message'} |
`;
logTableBody.appendChild(row);
});
+
+ // 创建分页控件
+ if (logPaginationContainer) {
+ createPaginationControls(logPaginationContainer, logPagination, loadSystemLogs);
+ }
} catch (error) {
console.error('Error loading system logs:', error);
logTableBody.innerHTML = `
- | 加载系统日志失败 |
+ 加载系统日志失败: ${error.message} |
`;
+
+ if (logPaginationContainer) {
+ logPaginationContainer.innerHTML = '';
+ }
}
}
@@ -3379,11 +3583,56 @@ function handleHashChange() {
if (hash === '#serverMonitor' || hash.startsWith('#serverMonitor/')) {
// 延迟一下，确保DOM已经渲染完成
setTimeout(() => {
- loadMetrics();
- // 加载进程信息（如果当前是CPU选项卡）
+ // 加载当前选项卡对应的数据
const activeTab = document.querySelector('.chart-tab.active');
- if (activeTab && activeTab.dataset.tab === 'cpu') {
- loadProcessInfo();
+ if (activeTab) {
+ const tabId = activeTab.dataset.tab;
+
+ // 显示/隐藏附加信息容器
+ const processInfoContainer = document.getElementById('processInfoContainer');
+ const diskDetailsContainer = document.getElementById('diskDetailsContainer');
+ const logInfoContainer = document.getElementById('logInfoContainer');
+
+ // 隐藏所有附加信息容器
+ if (processInfoContainer) {
+ processInfoContainer.classList.add('hidden');
+ }
+ if (diskDetailsContainer) {
+ diskDetailsContainer.classList.add('hidden');
+ }
+ if (logInfoContainer) {
+ logInfoContainer.classList.add('hidden');
+ }
+
+ if (tabId === 'logs') {
+ // 显示系统日志
+ if (logInfoContainer) {
+ logInfoContainer.classList.remove('hidden');
+ }
+ // 加载系统日志
+ loadSystemLogs();
+ } else {
+ // 加载其他监控数据
+ loadMetrics();
+
+ // 根据选项卡加载附加信息
+ if (tabId === 'cpu') {
+ // 显示进程信息
+ if (processInfoContainer) {
+ processInfoContainer.classList.remove('hidden');
+ }
+ loadProcessInfo();
+ } else if (tabId === 'disk') {
+ // 显示磁盘详细信息
+ if (diskDetailsContainer) {
+ diskDetailsContainer.classList.remove('hidden');
+ }
+ loadDiskDetails();
+ }
+ }
+ } else {
+ // 如果没有找到激活的选项卡，默认加载metrics
+ loadMetrics();
}
}, 300);
}
diff --git a/test_agent.json b/test_agent.json
new file mode 100644
index 0000000..fe4a7e6
--- /dev/null
+++ b/test_agent.json
@@ -0,0 +1,10 @@
+{
+ "server_url": "http://localhost:8080/api",
+ "id": "test-agent",
+ "name": "Test Agent",
+ "device_id": "test-device",
+ "token": "bb30bfaee01bf7b541bbefe422f72645",
+ "interval": "5s",
+ "debug": true,
+ "api_port": 8081
+}
\ No newline at end of file
diff --git a/test_metrics.sh b/test_metrics.sh
new file mode 100755
index 0000000..9bec916
--- /dev/null
+++ b/test_metrics.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# 测试发送单个指标对象
+echo "测试发送单个指标对象："
+curl -v -X POST -H "Content-Type: application/json" -H "X-Device-ID: test-device" -H "X-Agent-Name: test-agent" -H "X-Device-Token: test-token" -d '{"cpu": 50.5, "memory": 30.2, "disk": {":/": 45.6}, "network": {"eth0": {"bytes_sent": 1000, "bytes_received": 2000}}}' http://localhost:8080/api/metrics/
+
+echo "\n---\n"
+
+# 测试发送指标数组
+echo "测试发送指标数组："
+curl -v -X POST -H "Content-Type: application/json" -H "X-Device-ID: test-device" -H "X-Agent-Name: test-agent" -H "X-Device-Token: test-token" -d '[{"cpu": 50.5, "memory": 30.2, "disk": {":/": 45.6}, "network": {"eth0": {"bytes_sent": 1000, "bytes_received": 2000}}}, {"cpu": 60.5, "memory": 40.2, "disk": {":/": 55.6}, "network": {"eth0": {"bytes_sent": 2000, "bytes_received": 3000}}}]' http://localhost:8080/api/metrics/