small-package/luci-app-tailscale/htdocs/luci-static/resources/view/tailscale/interface.js

127 lines
3.7 KiB
JavaScript

/* SPDX-License-Identifier: GPL-3.0-only
*
* Copyright (C) 2022 ImmortalWrt.org
* Copyright (C) 2024 asvow
*/
'use strict';
'require dom';
'require fs';
'require poll';
'require ui';
'require view';
function formatBytes(bytes, decimals = 2) {
if (bytes === 0) return '0 Bytes';
const k = 1024;
const dm = decimals < 0 ? 0 : decimals;
const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
const i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
}
return view.extend({
load: function() {
return fs.exec('/sbin/ip', ['-s', '-j', 'ad']).then(function(res) {
if (res.code !== 0 || !res.stdout || res.stdout.trim() === '') {
ui.addNotification(null, E('p', {}, _('Unable to get interface info: %s.').format(res.message)));
return [];
}
try {
const interfaces = JSON.parse(res.stdout);
const tailscaleInterfaces = interfaces.filter(iface => iface.ifname.match(/tailscale[0-9]+/));
return tailscaleInterfaces.map(iface => {
const parsedInfo = {
name: iface.ifname
};
const addr_info = iface.addr_info || [];
addr_info.forEach(addr => {
if (addr.family === 'inet') {
parsedInfo.ipv4 = addr.local;
} else if (addr.family === 'inet6') {
parsedInfo.ipv6 = addr.local;
}
});
parsedInfo.mtu = iface.mtu;
parsedInfo.rxBytes = formatBytes(iface.stats64.rx.bytes);
parsedInfo.txBytes = formatBytes(iface.stats64.tx.bytes);
return parsedInfo;
});
} catch (e) {
ui.addNotification(null, E('p', {}, _('Error parsing interface info: %s.').format(e.message)));
return [];
}
});
},
pollData: function (container) {
poll.add(L.bind(function () {
return this.load().then(L.bind(function (data) {
dom.content(container, this.renderContent(data));
}, this));
}, this));
},
renderContent: function (data) {
if (!Array.isArray(data)) {
return E('div', {}, _('No interface online.'));
}
const rows = [
E('th', { class: 'th', colspan: '2' }, _('Network Interface Information'))
];
data.forEach(interfaceData => {
rows.push(
E('tr', { class: 'tr' }, [
E('td', { class: 'td left', width: '25%' }, _('Interface Name')),
E('td', { class: 'td left', width: '25%' }, interfaceData.name)
]),
E('tr', { class: 'tr' }, [
E('td', { class: 'td left', width: '25%' }, _('IPv4 Address')),
E('td', { class: 'td left', width: '25%' }, interfaceData.ipv4)
]),
E('tr', { class: 'tr' }, [
E('td', { class: 'td left', width: '25%' }, _('IPv6 Address')),
E('td', { class: 'td left', width: '25%' }, interfaceData.ipv6)
]),
E('tr', { class: 'tr' }, [
E('td', { class: 'td left', width: '25%' }, _('MTU')),
E('td', { class: 'td left', width: '25%' }, interfaceData.mtu)
]),
E('tr', { class: 'tr' }, [
E('td', { class: 'td left', width: '25%' }, _('Total Download')),
E('td', { class: 'td left', width: '25%' }, interfaceData.rxBytes)
]),
E('tr', { class: 'tr' }, [
E('td', { class: 'td left', width: '25%' }, _('Total Upload')),
E('td', { class: 'td left', width: '25%' }, interfaceData.txBytes)
])
);
});
return E('table', { 'class': 'table' }, rows);
},
render: function(data) {
const content = E([], [
E('h2', { class: 'content' }, _('Tailscale')),
E('div', { class: 'cbi-map-descr' }, _('Tailscale is a cross-platform and easy to use virtual LAN.')),
E('div')
]);
const container = content.lastElementChild;
dom.content(container, this.renderContent(data));
this.pollData(container);
return content;
},
handleSaveApply: null,
handleSave: null,
handleReset: null
});