DweebUI/controllers/dashboard.js
2024-08-10 00:57:22 -07:00

323 lines
No EOL
13 KiB
JavaScript

import { currentLoad, mem, networkStats, fsSize } from 'systeminformation';
import { docker, getContainer, containerInspect } from '../utils/docker.js';
import { readFileSync } from 'fs';
import { User, Permission } from '../database/config.js';
import { Alert, Navbar, Capitalize } from '../utils/system.js';
import { Op } from 'sequelize';
let [ hidden, alert, newCards, stats ] = [ '', '', '', {} ];
let logString = '';
// Dashboard
export const Dashboard = async function (req, res) {
res.render("dashboard",{
alert: '',
username: req.session.username,
role: req.session.role,
navbar: await Navbar(req),
});
}
// Dashboard search
export const submitDashboard = async function (req, res) {
console.log('[SubmitDashboard]');
console.log(req.body);
res.send('ok');
return;
}
export const CardList = async function (req, res) {
res.send(newCards);
newCards = '';
return;
}
async function containerInfo (containerID) {
// get the container info
let info = docker.getContainer(containerID);
let container = await info.inspect();
let container_name = container.Name.slice(1);
let container_image = container.Config.Image;
let container_service = container.Config.Labels['com.docker.compose.service'];
let ports_list = [];
let external = 0;
let internal = 0;
try {
for (const [key, value] of Object.entries(container.HostConfig.PortBindings)) {
let ports = {
check: 'checked',
external: value[0].HostPort,
internal: key.split('/')[0],
protocol: key.split('/')[1]
}
ports_list.push(ports);
}
} catch {}
try { external = ports_list[0].external; internal = ports_list[0].internal; } catch { }
let container_info = {
containerName: container_name,
containerID: containerID,
containerImage: container_image,
containerService: container_service,
containerState: container.State.Status,
external_port: external,
internal_port: internal,
ports: ports_list,
volumes: container.Mounts,
env: container.Config.Env,
labels: container.Config.Labels,
link: 'localhost',
}
return container_info;
}
async function userCards (session) {
session.container_list = [];
// check what containers the user wants hidden
let hidden = await Permission.findAll({ where: {userID: session.userID, hide: true}}, { attributes: ['containerID'] });
hidden = hidden.map((container) => container.containerID);
// check what containers the user has permission to view
let visable = await Permission.findAll({ where: { userID: session.userID, [Op.or]: [{ uninstall: true }, { edit: true }, { upgrade: true }, { start: true }, { stop: true }, { pause: true }, { restart: true }, { logs: true }, { view: true }] }, attributes: ['containerID'] });
visable = visable.map((container) => container.containerID);
// get all containers
let containers = await docker.listContainers({ all: true });
// loop through containers
for (let i = 0; i < containers.length; i++) {
let container_name = containers[i].Names[0].split('/').pop();
// skip hidden containers
if (hidden.includes(containers[i].Id)) { continue; }
// admin can see all containers that they don't have hidden
if (session.role == 'admin') { session.container_list.push({ containerName: container_name, containerID: containers[i].Id, containerState: containers[i].State }); }
// user can see any containers that they have any permissions for
else if (visable.includes(containers[i].Id)){ session.container_list.push({ containerName: container_name, containerID: containers[i].Id, containerState: containers[i].State }); }
}
// Create the lists if they don't exist
if (!session.sent_list) { session.sent_list = []; }
if (!session.update_list) { session.update_list = []; }
if (!session.new_cards) { session.new_cards = []; }
}
async function updateDashboard (session) {
let container_list = session.container_list;
let sent_list = session.sent_list;
session.new_cards = [];
session.update_list = [];
// loop through the containers list
container_list.forEach(container => {
let { containerName, containerID, containerState } = container;
let sent = sent_list.find(c => c.containerID === containerID);
if (!sent) { session.new_cards.push(containerID);}
else if (sent.containerState !== containerState) { session.update_list.push(containerID); }
});
// loop through the sent list to see if any containers have been removed
sent_list.forEach(container => {
let { containerName, containerID, containerState } = container;
let exists = container_list.find(c => c.containerID === containerID);
if (!exists) { session.update_list.push(containerID); }
});
}
// Container actions (start, stop, pause, restart, hide)
export const ContainerAction = async (req, res) => {
// let trigger_id = req.header('hx-trigger');
let container_name = req.header('hx-trigger-name');
let containerID = req.params.containerid;
let action = req.params.action;
console.log(`Container: ${container_name} ID: ${containerID} Action: ${action}`);
// Reset the view
if (action == 'reset') {
console.log('Resetting view');
await Permission.update({ hide: false }, { where: { userID: req.session.userID } });
res.redirect('/dashboard');
return;
}
if (action == 'update') {
await userCards(req.session);
if (!req.session.container_list.find(c => c.containerID === containerID)) {
res.send('');
return;
} else {
let details = await containerInfo(containerID);
let card = await createCard(details);
res.send(card);
return;
}
}
// Inspect the container
let info = docker.getContainer(containerID);
let container = await info.inspect();
let containerState = container.State.Status;
// Displays container state (starting, stopping, restarting, pausing)
function status (state) {
return(`<div class="text-yellow d-inline-flex align-items-center lh-1 ms-auto" id="AltIDState">
<svg xmlns="http://www.w3.org/2000/svg" class="icon-tabler icon-tabler-point-filled" width="24" height="24" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"> <path stroke="none" d="M0 0h24v24H0z" fill="none"></path> <path d="M12 7a5 5 0 1 1 -4.995 5.217l-.005 -.217l.005 -.217a5 5 0 0 1 4.995 -4.783z" stroke-width="0" fill="currentColor"></path></svg>
<strong>${state}</strong>
</div>`);
}
// Perform the action
if ((action == 'start') && (containerState == 'exited')) {
info.start();
res.send(status('starting'));
} else if ((action == 'start') && (containerState == 'paused')) {
info.unpause();
res.send(status('starting'));
} else if ((action == 'stop') && (containerState != 'exited')) {
info.stop();
res.send(status('stopping'));
} else if ((action == 'pause') && (containerState == 'paused')) {
info.unpause();
res.send(status('starting'));
} else if ((action == 'pause') && (containerState == 'running')) {
info.pause();
res.send(status('pausing'));
} else if (action == 'restart') {
info.restart();
res.send(status('restarting'));
} else if (action == 'hide') {
let exists = await Permission.findOne({ where: { containerID: containerID, userID: req.session.userID }});
if (!exists) { const newPermission = await Permission.create({ containerName: container_name, containerID: containerID, username: req.session.username, userID: req.session.userID, hide: true }); }
else { exists.update({ hide: true }); }
res.send('ok');
}
}
async function createCard (details) {
// let shortname = details.name.slice(0, 10) + '...';
// let trigger = 'data-hx-trigger="load, every 3s"';
// Capitalize the container name and shorten it if it's too long
let containerName = Capitalize(details.containerName);
if (containerName.length > 17) { containerName = containerName.substring(0, 17) + '...'; }
let containerID = details.containerID;
let containerState = details.containerState;
let containerService = details.containerService;
let containerStateColor = '';
if (containerState == 'running') { containerStateColor = 'green'; }
else if (containerState == 'exited') { containerStateColor = 'red'; containerState = 'stopped'; }
else if (containerState == 'paused') { containerStateColor = 'orange'; }
else { containerStateColor = 'blue'; }
let container_card = readFileSync('./views/partials/container_card.html', 'utf8');
// let links = await ServerSettings.findOne({ where: {key: 'links'}});
// if (!links) { links = { value: 'localhost' }; }
container_card = container_card.replace(/ContainerID/g, containerID);
container_card = container_card.replace(/AltID/g, 'a' + containerID);
container_card = container_card.replace(/AppName/g, containerName);
container_card = container_card.replace(/AppService/g, containerService);
container_card = container_card.replace(/AppState/g, containerState);
container_card = container_card.replace(/StateColor/g, containerStateColor);
if (details.external_port == 0 && details.internal_port == 0) {
container_card = container_card.replace(/AppPorts/g, ``);
} else {
container_card = container_card.replace(/AppPorts/g, `${details.external_port}:${details.internal_port}`);
}
// card = card.replace(/data-trigger=""/, trigger);
return container_card;
}
// Server metrics (CPU, RAM, TX, RX, DISK)
export const ServerMetrics = async (req, res) => {
let name = req.header('hx-trigger-name');
let color = req.header('hx-trigger');
let value = 0;
switch (name) {
case 'CPU':
await currentLoad().then(data => { value = Math.round(data.currentLoad); });
break;
case 'RAM':
await mem().then(data => { value = Math.round((data.active / data.total) * 100); });
break;
case 'NET':
let [down, up, percent] = [0, 0, 0];
await networkStats().then(data => { down = Math.round(data[0].rx_bytes / (1024 * 1024)); up = Math.round(data[0].tx_bytes / (1024 * 1024)); percent = Math.round((down / 1000) * 100); });
let net = `<div class="font-weight-medium"><label class="cpu-text mb-1">Down:${down}MB Up:${up}MB</label></div>
<div class="cpu-bar meter animate ${color}"><span style="width:20%"><span></span></span></div>`;
res.send(net);
return;
case 'DISK':
await fsSize().then(data => { value = data[0].use; });
break;
}
let info = `<div class="font-weight-medium"> <label class="cpu-text mb-1">${name} ${value}%</label></div>
<div class="cpu-bar meter animate ${color}"><span style="width:${value}%"><span></span></span></div>`;
res.send(info);
}
export const SSE = async (req, res) => {
// Set the response headers
res.writeHead(200, { 'Content-Type': 'text/event-stream', 'Cache-Control': 'no-cache', 'Connection': 'keep-alive' });
async function eventCheck () {
await userCards(req.session);
await updateDashboard(req.session);
if (JSON.stringify(req.session.sent_list) === JSON.stringify(req.session.container_list)) { console.log('Event - No Change'); return; }
console.log('Event - Change Detected');
for (let i = 0; i < req.session.new_cards.length; i++) {
let details = await containerInfo(req.session.new_cards[i]);
let card = await createCard(details);
newCards += card;
}
for (let i = 0; i < req.session.update_list.length; i++) {
res.write(`event: ${req.session.update_list[i]}\n`);
res.write(`data: 'update cards'\n\n`);
}
res.write(`event: update\n`);
res.write(`data: 'update cards'\n\n`);
req.session.sent_list = req.session.container_list.slice();
}
await eventCheck();
// Listens for docker events. Only triggers every other event.
docker.getEvents({}, function (err, data) {
let count = 0;
data.on('data', async function () {
count++;
if (count % 2 === 0) {
await eventCheck();
}
});
});
req.on('close', () => {
});
}