266 lines
9.2 KiB
JavaScript
266 lines
9.2 KiB
JavaScript
import axios from "axios";
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/**
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* Send HTTP request to proxmox API. Allows requests to be made with user cookie credentials or an API token for controlled priviledge elevation.
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* @param {string} path HTTP path, prepended with the proxmox API base path.
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* @param {string} method HTTP method.
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* @param {Object} auth authentication method. Set auth.cookies with user cookies or auth.token with PVE API Token. Optional.
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* @param {string} body body parameters and data to be sent. Optional.
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* @returns {Object} HTTP response object or HTTP error object.
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*/
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export async function requestPVE (path, method, auth = null, body = null) {
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const pveAPI = global.db.pveAPI;
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const url = `${pveAPI}${path}`;
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const content = {
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method,
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mode: "cors",
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credentials: "include",
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headers: {
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"Content-Type": "application/x-www-form-urlencoded"
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}
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};
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if (auth && auth.cookies) {
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content.headers.CSRFPreventionToken = auth.cookies.CSRFPreventionToken;
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content.headers.Cookie = `PVEAuthCookie=${auth.cookies.PVEAuthCookie}; CSRFPreventionToken=${auth.cookies.CSRFPreventionToken}`;
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}
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else if (auth && auth.token) {
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content.headers.Authorization = `PVEAPIToken=${auth.token.user}@${auth.token.realm}!${auth.token.id}=${auth.token.uuid}`;
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}
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if (body) {
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content.data = JSON.parse(body);
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}
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try {
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return await axios.request(url, content);
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}
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catch (error) {
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return error.response;
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}
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}
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/**
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* Handle various proxmox API responses. Handles sync and async responses.
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* In sync responses, responses are completed when the response arrives. Method returns the response directly.
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* In async responses, proxmox sends responses with a UPID to track process completion. Method returns the status of the proxmox process once it completes.
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* @param {string} node response originates from.
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* @param {Object} result response from proxmox.
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* @param {Object} res response object of ProxmoxAAS API call.
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*/
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export async function handleResponse (node, result, res) {
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const pveAPIToken = global.db.pveAPIToken;
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const waitFor = delay => new Promise(resolve => setTimeout(resolve, delay));
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if (result.data.data && typeof (result.data.data) === "string" && result.data.data.startsWith("UPID:")) {
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const upid = result.data.data;
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let taskStatus = await requestPVE(`/nodes/${node}/tasks/${upid}/status`, "GET", { token: pveAPIToken });
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while (taskStatus.data.data.status !== "stopped") {
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await waitFor(1000);
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taskStatus = await requestPVE(`/nodes/${node}/tasks/${upid}/status`, "GET", { token: pveAPIToken });
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}
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if (taskStatus.data.data.exitstatus === "OK") {
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const result = taskStatus.data.data;
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const taskLog = await requestPVE(`/nodes/${node}/tasks/${upid}/log`, "GET", { token: pveAPIToken });
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result.log = taskLog.data.data;
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res.status(200).send(result);
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res.end();
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}
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else {
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const result = taskStatus.data.data;
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const taskLog = await requestPVE(`/nodes/${node}/tasks/${upid}/log`, "GET", { token: pveAPIToken });
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result.log = taskLog.data.data;
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res.status(500).send(result);
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res.end();
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}
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}
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else {
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res.status(result.status).send(result.data);
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res.end();
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}
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}
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/**
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* Get the full config of an instance, including searching disk information.
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* @param {Object} req ProxmoxAAS API request object.
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* @param {Object} instance to get config as object containing node, type, and id.
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* @param {Array} diskprefixes Array containing prefixes for disks.
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* @returns
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*/
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async function getFullInstanceConfig (req, instance, diskprefixes) {
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const config = (await requestPVE(`/nodes/${instance.node}/${instance.type}/${instance.vmid}/config`, "GET", { cookies: req.cookies })).data.data;
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// fetch all instance disk and device data concurrently
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const promises = [];
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const mappings = [];
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for (const key in config) {
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if (diskprefixes.some(prefix => key.startsWith(prefix))) {
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promises.push(getDiskInfo(instance.node, config, key));
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mappings.push(key);
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}
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else if (key.startsWith("hostpci")) {
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promises.push(getDeviceInfo(instance.node, config[key].split(",")[0]));
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mappings.push(key);
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}
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}
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const results = await Promise.all(promises);
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results.forEach((e, i) => {
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const key = mappings[i];
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config[key] = e;
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});
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return config;
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}
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/**
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* Get the amount of resources used by specified user.
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* @param {Object} req ProxmoxAAS API request object.
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* @param {Object} resourceMeta data about application resources, to indicate which resources are tracked.
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* @returns {Object} k-v pairs of resource name and used amounts
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*/
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export async function getUsedResources (req, resourceMeta) {
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// get the basic resources list
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const resources = (await requestPVE("/cluster/resources", "GET", { cookies: req.cookies })).data.data;
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// setup the used object and diskPrefixes object
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const used = {};
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const diskprefixes = [];
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for (const resourceName of Object.keys(resourceMeta)) {
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if (resourceMeta[resourceName].type === "storage") {
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used[resourceName] = 0;
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for (const diskPrefix of resourceMeta[resourceName].disks) {
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diskprefixes.push(diskPrefix);
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}
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}
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else if (resourceMeta[resourceName].type === "list") {
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used[resourceName] = [];
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}
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else {
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used[resourceName] = 0;
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}
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}
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// filter resources by their type, we only want lxc and qemu
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const instances = [];
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for (const resource of resources) {
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if (resource.type === "lxc" || resource.type === "qemu") {
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instances.push(resource);
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}
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}
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const promises = [];
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const mappings = [];
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for (let i = 0; i < instances.length; i++) {
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const instance = instances[i];
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promises.push(getFullInstanceConfig(req, instance, diskprefixes));
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mappings.push(i);
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}
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const configs = await Promise.all(promises);
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// for each instance, sum each resource
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for (const config of configs) {
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for (const key of Object.keys(config)) {
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if (Object.keys(used).includes(key) && resourceMeta[key].type === "numeric") {
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used[key] += Number(config[key]);
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}
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else if (diskprefixes.some(prefix => key.startsWith(prefix))) {
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const diskInfo = config[key];
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if (diskInfo) { // only count if disk exists
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used[diskInfo.storage] += Number(diskInfo.size);
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}
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}
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else if (key.startsWith("net") && config[key].includes("rate=")) { // only count net instances with a rate limit
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used.network += Number(config[key].split("rate=")[1].split(",")[0]);
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}
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else if (key.startsWith("hostpci")) {
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const deviceInfo = config[key];
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if (deviceInfo) { // only count if device exists
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used.pci.push(deviceInfo.device_name);
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}
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}
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}
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}
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return used;
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}
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/**
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* Get meta data for a specific disk. Adds info that is not normally available in a instance's config.
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* @param {string} node containing the query disk.
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* @param {string} config of instance with query disk.
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* @param {string} disk name of the query disk, ie. sata0.
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* @returns {Objetc} k-v pairs of specific disk data, including storage and size of unused disks.
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*/
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export async function getDiskInfo (node, config, disk) {
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const pveAPIToken = global.db.pveAPIToken;
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try {
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const storageID = config[disk].split(":")[0];
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const volID = config[disk].split(",")[0];
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const volInfo = await requestPVE(`/nodes/${node}/storage/${storageID}/content/${volID}`, "GET", { token: pveAPIToken });
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volInfo.data.data.storage = storageID;
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return volInfo.data.data;
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}
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catch {
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return null;
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}
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}
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/**
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* Get meta data for a specific pci device. Adds info that is not normally available in a instance's config.
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* @param {string} node containing the query device.
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* @param {string} qid pci bus id number of the query device, ie. 89ab:cd:ef.0.
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* @returns {Object} k-v pairs of specific device data, including device name and manufacturer.
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*/
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export async function getDeviceInfo (node, qid) {
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const pveAPIToken = global.db.pveAPIToken;
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try {
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const result = (await requestPVE(`/nodes/${node}/hardware/pci`, "GET", { token: pveAPIToken })).data.data;
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const deviceData = [];
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result.forEach((element) => {
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if (element.id.startsWith(qid)) {
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deviceData.push(element);
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}
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});
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deviceData.sort((a, b) => {
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return a.id < b.id;
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});
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const device = deviceData[0];
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device.subfn = structuredClone(deviceData.slice(1));
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return device;
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}
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catch {
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return null;
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}
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}
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/**
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* Get available devices on specific node.
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* @param {string} node to get devices from.
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* @returns {Array.<Object>} array of k-v pairs of specific device data, including device name and manufacturer, which are available on the specified node.
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*/
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export async function getNodeAvailDevices (node) {
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const pveAPIToken = global.db.pveAPIToken;
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// get node pci devices
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let nodeAvailPci = requestPVE(`/nodes/${node}/hardware/pci`, "GET", { token: pveAPIToken });
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// for each node container, get its config and remove devices which are already used
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const vms = (await requestPVE(`/nodes/${node}/qemu`, "GET", { token: pveAPIToken })).data.data;
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const promises = [];
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for (const vm of vms) {
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promises.push(requestPVE(`/nodes/${node}/qemu/${vm.vmid}/config`, "GET", { token: pveAPIToken }));
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}
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const configs = await Promise.all(promises);
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configs.forEach((e, i) => {
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configs[i] = e.data.data;
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});
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nodeAvailPci = (await nodeAvailPci).data.data;
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for (const config of configs) {
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Object.keys(config).forEach((key) => {
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if (key.startsWith("hostpci")) {
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const deviceID = config[key].split(",")[0];
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nodeAvailPci = nodeAvailPci.filter(element => !element.id.includes(deviceID));
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}
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});
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}
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return nodeAvailPci;
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}
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