Arthur Lu 7fe1d2af5c fix linting errors,
group more routes,
use mergeParams in router init
2023-07-31 19:23:22 +00:00

360 lines
12 KiB
JavaScript

import { Router } from "express";
export const router = Router({ mergeParams: true });
const db = global.db;
const requestPVE = global.pve.requestPVE;
const handleResponse = global.pve.handleResponse;
const getDiskInfo = global.pve.getDiskInfo;
const checkAuth = global.utils.checkAuth;
const approveResources = global.utils.approveResources;
const pveAPIToken = global.db.pveAPIToken;
/**
* POST - detach mounted disk from instance
* request:
* - node: string - vm host node id
* -y tpe: string - vm type (lxc, qemu)
* - vmid: number - vm id number
* - disk: string - disk id (sata0, NOT unused)
* responses:
* - 200: PVE Task Object
* - 401: {auth: false, path: string}
* - 500: {error: string}
* - 500: PVE Task Object
*/
router.post("/:disk/detach", async (req, res) => {
req.params = Object.assign({}, req.routeparams, req.params);
const params = {
node: req.params.node,
type: req.params.type,
vmid: req.params.vmid,
disk: req.params.disk
};
// check auth for specific instance
const vmpath = `/nodes/${params.node}/${params.type}/${params.vmid}`;
const auth = await checkAuth(req.cookies, res, vmpath);
if (!auth) {
return;
}
// get current config
const config = (await requestPVE(`${vmpath}/config`, "GET", req.cookies, null, null)).data.data;
// disk must exist
if (!config[params.disk]) {
res.status(500).send({ error: `Disk ${params.disk} does not exist.` });
res.end();
return;
}
// disk cannot be unused
if (params.disk.includes("unused")) {
res.status(500).send({ error: `Requested disk ${params.disk} cannot be unused. Use /disk/delete to permanently delete unused disks.` });
res.end();
return;
}
const action = JSON.stringify({ delete: params.disk });
const method = params.type === "qemu" ? "POST" : "PUT";
const result = await requestPVE(`${vmpath}/config`, method, req.cookies, action, pveAPIToken);
await handleResponse(params.node, result, res);
});
/**
* POST - attach unused disk image to instance
* request:
* - node: string - vm host node id
* - type: string - vm type (lxc, qemu)
* - vmid: number - vm id number
* - disk: string - disk id (sata0 NOT unused)
* - source: number - source unused disk number (0 => unused0)
* responses:
* - 200: PVE Task Object
* - 401: {auth: false, path: string}
* - 500: {error: string}
* - 500: PVE Task Object
*/
router.post("/:disk/attach", async (req, res) => {
req.params = Object.assign({}, req.routeparams, req.params);
const params = {
node: req.params.node,
type: req.params.type,
vmid: req.params.vmid,
disk: req.params.disk,
source: req.body.source
};
// check auth for specific instance
const vmpath = `/nodes/${params.node}/${params.type}/${params.vmid}`;
const auth = await checkAuth(req.cookies, res, vmpath);
if (!auth) {
return;
}
// get current config
const config = (await requestPVE(`${vmpath}/config`, "GET", req.cookies, null, null)).data.data;
// disk must exist
if (!config[`unused${params.source}`]) {
res.status(403).send({ error: `Requested disk unused${params.source} does not exist.` });
res.end();
return;
}
// target disk must be allowed according to source disk's storage options
const diskConfig = await getDiskInfo(params.node, params.type, params.vmid, `unused${params.source}`); // get target disk
const resourceConfig = db.getGlobalConfig().resources;
if (!resourceConfig[diskConfig.storage].disks.some(diskPrefix => params.disk.startsWith(diskPrefix))) {
res.status(500).send({ error: `Requested target ${params.disk} is not in allowed list [${resourceConfig[diskConfig.storage].disks}].` });
res.end();
return;
}
// setup action using source disk info from vm config
let action = {};
action[params.disk] = config[`unused${params.source}`];
action = JSON.stringify(action);
const method = params.type === "qemu" ? "POST" : "PUT";
// commit action
const result = await requestPVE(`${vmpath}/config`, method, req.cookies, action, pveAPIToken);
await handleResponse(params.node, result, res);
});
/**
* POST - increase size of mounted disk
* request:
* - node: string - vm host node id
* - type: string - vm type (lxc, qemu)
* - vmid: number - vm id number
* - disk: string - disk id (sata0 NOT unused)
* - size: number - increase size in GiB
* responses:
* - 200: PVE Task Object
* - 401: {auth: false, path: string}
* - 500: {error: string}
* - 500: {request: Object, error: string}
* - 500: PVE Task Object
*/
router.post("/:disk/resize", async (req, res) => {
req.params = Object.assign({}, req.routeparams, req.params);
const params = {
node: req.params.node,
type: req.params.type,
vmid: req.params.vmid,
disk: req.params.disk,
size: req.body.size
};
// check auth for specific instance
const vmpath = `/nodes/${params.node}/${params.type}/${params.vmid}`;
const auth = await checkAuth(req.cookies, res, vmpath);
if (!auth) {
return;
}
// check disk existence
const diskConfig = await getDiskInfo(params.node, params.type, params.vmid, params.disk); // get target disk
if (!diskConfig) { // exit if disk does not exist
res.status(500).send({ error: `requested disk ${params.disk} does not exist.` });
res.end();
return;
}
// setup request
const storage = diskConfig.storage; // get the storage
const request = {};
request[storage] = Number(params.size * 1024 ** 3); // setup request object
// check request approval
if (!await approveResources(req, req.cookies.username, request)) {
res.status(500).send({ request, error: `Storage ${storage} could not fulfill request of size ${params.size}G.` });
res.end();
return;
}
// action approved, commit to action
const action = JSON.stringify({ disk: params.disk, size: `+${params.size}G` });
const result = await requestPVE(`${vmpath}/resize`, "PUT", req.cookies, action, pveAPIToken);
await handleResponse(params.node, result, res);
});
/**
* POST - move mounted disk from one storage to another
* request:
* - node: string - vm host node id
* - type: string - vm type (lxc, qemu)
* - vmid: number - vm id number
* - disk: string - disk id (sata0 NOT unused)
* - storage: string - target storage to move disk
* - delete: number - delete original disk (0, 1)
* responses:
* - 200: PVE Task Object
* - 401: {auth: false, path: string}
* - 500: {error: string}
* - 500: {request: Object, error: string}
* - 500: PVE Task Object
*/
router.post("/:disk/move", async (req, res) => {
req.params = Object.assign({}, req.routeparams, req.params);
const params = {
node: req.params.node,
type: req.params.type,
vmid: req.params.vmid,
disk: req.params.disk,
storage: req.body.storage,
delete: req.body.delete
};
// check auth for specific instance
const vmpath = `/nodes/${params.node}/${params.type}/${params.vmid}`;
const auth = await checkAuth(req.cookies, res, vmpath);
if (!auth) {
return;
}
// check disk existence
const diskConfig = await getDiskInfo(params.node, params.type, params.vmid, params.disk); // get target disk
if (!diskConfig) { // exit if disk does not exist
res.status(500).send({ error: `requested disk ${params.disk} does not exist.` });
res.end();
return;
}
// setup request
const size = parseInt(diskConfig.size); // get source disk size
const dstStorage = params.storage; // get destination storage
const request = {};
if (!params.delete) { // if not delete, then request storage, otherwise it is net 0
request[dstStorage] = Number(size); // always decrease destination storage by size
}
// check request approval
if (!await approveResources(req, req.cookies.username, request)) {
res.status(500).send({ request, error: `Storage ${params.storage} could not fulfill request of size ${params.size}G.` });
res.end();
return;
}
// create action
let action = { storage: params.storage, delete: params.delete };
if (params.type === "qemu") {
action.disk = params.disk;
}
else {
action.volume = params.disk;
}
action = JSON.stringify(action);
const route = params.type === "qemu" ? "move_disk" : "move_volume";
// commit action
const result = await requestPVE(`${vmpath}/${route}`, "POST", req.cookies, action, pveAPIToken);
await handleResponse(params.node, result, res);
});
/**
* DELETE - delete unused disk permanently
* request:
* - node: string - vm host node id
* - type: string - vm type (lxc, qemu)
* - vmid: number - vm id number
* - disk: string - disk id (unused0 or ide0)
* responses:
* - 200: PVE Task Object
* - 401: {auth: false, path: string}
* - 500: {error: string}
* - 500: PVE Task Object
*/
router.delete("/:disk/delete", async (req, res) => {
req.params = Object.assign({}, req.routeparams, req.params);
const params = {
node: req.params.node,
type: req.params.type,
vmid: req.params.vmid,
disk: req.params.disk
};
// check auth for specific instance
const vmpath = `/nodes/${params.node}/${params.type}/${params.vmid}`;
const auth = await checkAuth(req.cookies, res, vmpath);
if (!auth) {
return;
}
// get current config
const config = (await requestPVE(`${vmpath}/config`, "GET", req.cookies, null, null)).data.data;
// disk must exist
if (!config[params.disk]) {
res.status(403).send({ error: `Requested disk unused${params.source} does not exist.` });
res.end();
return;
}
// only ide or unused are allowed to be deleted
if (!params.disk.includes("unused") && !params.disk.includes("ide")) { // must be ide or unused
res.status(500).send({ error: `Requested disk ${params.disk} must be unused or ide. Use /disk/detach to detach disks in use.` });
res.end();
return;
}
// create action
const action = JSON.stringify({ delete: params.disk });
const method = params.type === "qemu" ? "POST" : "PUT";
// commit action
const result = await requestPVE(`${vmpath}/config`, method, req.cookies, action, pveAPIToken);
await handleResponse(params.node, result, res);
});
/**
* POST - create a new disk in storage of specified size
* request:
* - node: string - vm host node id
* - type: string - vm type (lxc, qemu)
* - vmid: number - vm id number
* - disk: string - disk id (sata0, ide0, NOT unused)
* - storage: string - storage to hold disk
* - size: number - size of disk in GiB
* - iso: string (optional) - file name to mount as cdrom
* responses:
* - 200: PVE Task Object
* - 401: {auth: false, path: string}
* - 500: {request: Object, error: string}
* - 500: PVE Task Object
*/
router.post("/:disk/create", async (req, res) => {
req.params = Object.assign({}, req.routeparams, req.params);
const params = {
node: req.params.node,
type: req.params.type,
vmid: req.params.vmid,
disk: req.params.disk,
storage: req.body.storage,
size: req.body.size,
iso: req.body.iso
};
// check auth for specific instance
const vmpath = `/nodes/${params.node}/${params.type}/${params.vmid}`;
const auth = await checkAuth(req.cookies, res, vmpath);
if (!auth) {
return;
}
// get current config
const config = (await requestPVE(`${vmpath}/config`, "GET", req.cookies, null, null)).data.data;
// disk must not exist
if (config[params.disk]) {
res.status(403).send({ error: `Requested disk ${params.disk} already exists.` });
res.end();
return;
}
// setup request
const request = {};
if (!params.disk.includes("ide")) {
// setup request
request[params.storage] = Number(params.size * 1024 ** 3);
// check request approval
if (!await approveResources(req, req.cookies.username, request)) {
res.status(500).send({ request, error: `Storage ${params.storage} could not fulfill request of size ${params.size}G.` });
res.end();
return;
}
// target disk must be allowed according to storage options
const resourceConfig = db.getGlobalConfig().resources;
if (!resourceConfig[params.storage].disks.some(diskPrefix => params.disk.startsWith(diskPrefix))) {
res.status(500).send({ error: `Requested target ${params.disk} is not in allowed list [${resourceConfig[params.storage].disks}].` });
res.end();
return;
}
}
// setup action
let action = {};
if (params.disk.includes("ide") && params.iso) {
action[params.disk] = `${params.iso},media=cdrom`;
}
else if (params.type === "qemu") { // type is qemu, use sata
action[params.disk] = `${params.storage}:${params.size}`;
}
else { // type is lxc, use mp and add mp and backup values
action[params.disk] = `${params.storage}:${params.size},mp=/${params.disk}/,backup=1`;
}
action = JSON.stringify(action);
const method = params.type === "qemu" ? "POST" : "PUT";
// commit action
const result = await requestPVE(`${vmpath}/config`, method, req.cookies, action, pveAPIToken);
await handleResponse(params.node, result, res);
});