webssh2/app/routes.js

64 lines
1.9 KiB
JavaScript

// server
// /app/routes.js
const createDebug = require("debug")
const debug = createDebug("webssh2:routes")
const express = require("express")
const router = express.Router()
const handleConnection = require("./connectionHandler")
const basicAuth = require("basic-auth")
const { sanitizeObject } = require("./utils")
function auth(req, res, next) {
debug("Authenticating user with HTTP Basic Auth")
var credentials = basicAuth(req)
if (!credentials) {
res.setHeader("WWW-Authenticate", 'Basic realm="WebSSH2"')
return res.status(401).send("Authentication required.")
}
// Store credentials in session
req.session.sshCredentials = {
username: credentials.name,
password: credentials.pass
}
next()
}
// Scenario 1: No auth required, uses websocket authentication instead
router.get("/", function (req, res) {
debug("Accessed / route")
handleConnection(req, res)
})
// Scenario 2: Auth required, uses HTTP Basic Auth
router.get("/host/:host", auth, function (req, res) {
debug(`Accessed /ssh/host/${req.params.host} route`)
const { host } = req.params
const { port = 22, sshTerm } = req.query
req.session.sshCredentials = req.session.sshCredentials || {}
req.session.sshCredentials.host = host
req.session.sshCredentials.port = parseInt(port, 10)
if (sshTerm) {
req.session.sshCredentials.term = sshTerm
}
// Sanitize and log the sshCredentials object
const sanitizedCredentials = sanitizeObject(
JSON.parse(JSON.stringify(req.session.sshCredentials))
)
debug("/ssh/host/ Credentials: ", sanitizedCredentials)
handleConnection(req, res, { host: req.params.host })
})
// Clear credentials route
router.post("/clear-credentials", function (req, res) {
req.session.sshCredentials = null
res.status(200).send("Credentials cleared.")
})
router.post("/force-reconnect", function (req, res) {
req.session.sshCredentials = null
res.status(401).send("Authentication required.")
})
module.exports = router