2022-12-03 20:02:13 +00:00
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import Head from 'next/head'
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import Link from 'next/link'
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import styles from '/styles/Home.module.css'
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import fsPromises from 'fs/promises'
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import path, { resolve } from 'path'
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import type { CustomLink, LinkList } from '../interfaces/LinkTypes'
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import Dockerode from 'dockerode';
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function Services(props: LinkList) {
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const serviceList = props.services
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return (
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<>
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<Head>
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<title>Neshura Servers</title>
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<meta charSet='utf-8' />
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<link rel="icon" href="/favicon.ico" />
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</Head>
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<h1 className={styles.title}>
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Service List
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</h1>
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<p className={styles.description}>
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Lists all available Services, most likely up-to-date
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</p>
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<div className={styles.grid}>
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{serviceList.map((item: CustomLink) => (
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<Link key={item.name} href={item.href}>
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<a className={styles.contentcard}>
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<div className={styles.contenttitle}><h2>{item.name}</h2></div>
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<div className={item.status == "Online" ? styles.contentonline : styles.contentoffline}>{item.status}</div>
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<div><p>{item.desc}</p></div>
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<div className={styles.cardwarn}><p>{item.warn}</p></div>
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</a>
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</Link>
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))}
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</div>
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</>
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)
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}
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2022-12-09 21:36:42 +00:00
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// Gets a List of all services specified in /public/pages.json
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2022-12-03 20:02:13 +00:00
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export async function getServerSideProps() {
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2022-12-09 21:36:42 +00:00
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const filePath = path.join(process.cwd(), '/public/pages.json')
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2022-12-03 20:02:13 +00:00
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// TODO: look into asyncing this API call
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const jsonData = await fsPromises.readFile(filePath)
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const list = JSON.parse(jsonData.toString())
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for (let index = 0; index < list.services.length; index++) {
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// TODO: look into asyncing this as well
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await status(list.services[index]);
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}
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return { props: list }
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}
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// reversing this to loop over given entries for every found container would probably improve latency
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async function status(entry: CustomLink) {
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// for now only the BRR7-4800U can be used with Docker, needs changing once more Servers are used
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// TODO: support multiple locations for docker
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if (entry.location === "brr7-4800u") {
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// app in this context means any non-docker page
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if (entry.type === "app") {
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let data = new Response();
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try {
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await fetch(entry.href).then((response: Response) => data = response);
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}
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catch (e) {
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console.log(e)
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return (entry.status = "Offline");
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}
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if (data.ok) {
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if (data.status == 200 || data.status == 301 || data.status == 302) {
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return (entry.status = "Online");
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}
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else return (entry.status = "Offline");
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}
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else return (entry.status = "Offline");
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}
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else if (entry.type === "docker") {
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var Docker = require('dockerode');
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// TODO: read these paths from some config instead of hardcoding them
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const options = {
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socketPath: '/var/run/docker.sock',
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path: '/v1.41/containers/json'
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};
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var docker = new Docker({ socketPath: options.socketPath });
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// default is set as Offline, prevents uncaught cases without set status
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entry.status = "Offline";
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// TODO: async possible?
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await docker.listContainers({all: true}).then(
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((containers: Dockerode.ContainerInfo[]) => {
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// Loop over every found container and compare to the entry provided
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containers.forEach((element: Dockerode.ContainerInfo) => {
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element.Names.forEach((containerName: string) => {
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if (containerName.startsWith("/")) {
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containerName = containerName.substring(1);
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}
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if (containerName === entry.docker_container_name) {
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entry.status = "Online";
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}
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});
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if (entry.docker_container_name == null) {
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console.log("MISSING DOCKER CONTAINER NAME FOR " + entry.name);
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entry.status = "ERROR";
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}
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});
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})
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);
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}
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else { entry.status = "ERROR" }
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return;
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}
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// for non-local locations pinging can be used to see if they're up
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else if (entry.location != "") {
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let data: Response;
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try {
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data = await fetch(entry.href);
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}
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catch (e) {
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console.log(e)
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return (entry.status = "Offline");
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}
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if (data.ok) {
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if (data.status == 200 || data.status == 301 || data.status == 302) {
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return (entry.status = "Online");
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}
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else return (entry.status = "Offline");
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}
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else return (entry.status = "Offline");
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}
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else { return (entry.status = "ERROR") }
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}
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export default Services
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