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paskia/e2e/tests/fixtures/passkey-helpers.ts
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TypeScript

import { type Page } from '@playwright/test'
import { existsSync, readFileSync, writeFileSync } from 'fs'
import { join, dirname } from 'path'
import { fileURLToPath } from 'url'
const __dirname = dirname(fileURLToPath(import.meta.url))
const stateFile = join(__dirname, '..', '..', 'test-data', 'test-state.json')
/**
* WebSocket helpers for passkey registration and authentication.
* These functions mirror the frontend's passkey.js but work in a Playwright context.
*/
export interface RegistrationResult {
user: string
credential: string
session_token: string
message: string
}
export interface AuthenticationResult {
user: string
session_token: string
}
export interface SessionContext {
user: { uuid: string; display_name: string }
org: { uuid: string; display_name: string }
role: { uuid: string; display_name: string }
permissions: string[]
}
export interface UserInfo {
ctx: SessionContext
created_at: string
last_seen: string
visits: number
credentials: Array<{
credential: string
aaguid: string
created_at: string
last_used: string | null
last_verified: string | null
sign_count: number
is_current_session: boolean
}>
aaguid_info: Record<string, { name: string; icon_light?: string; icon_dark?: string }>
sessions: Array<{
id: string
credential: string
host: string
ip: string
user_agent: string
last_renewed: string
is_current: boolean
is_current_host: boolean
}>
}
/**
* Get the bootstrap reset token from the test state file.
*/
export function getBootstrapResetToken(): string | undefined {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
return state.resetToken
} catch {
return undefined
}
}
return undefined
}
/**
* Get the session cookie name from the test state file.
*/
export function getSessionCookieName(): string {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
return state.sessionCookie || '__Host-auth'
} catch {
return '__Host-auth'
}
}
return '__Host-auth'
}
/**
* Save a session token to the test state file for sharing across test groups.
*/
export function saveSessionToken(sessionToken: string): void {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
state.savedSessionToken = sessionToken
writeFileSync(stateFile, JSON.stringify(state, null, 2))
} catch {
// Ignore errors
}
}
}
/**
* Clear the saved session token from the test state file.
* Call this after logout to prevent accidental reuse of invalidated sessions.
*/
export function clearSavedSessionToken(): void {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
delete state.savedSessionToken
writeFileSync(stateFile, JSON.stringify(state, null, 2))
} catch {
// Ignore errors
}
}
}
/**
* Get a saved session token from the test state file.
*/
export function getSavedSessionToken(): string | undefined {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
return state.savedSessionToken
} catch {
return undefined
}
}
return undefined
}
/**
* Save device tokens to the test state file for use by other tests.
* These tokens allow tests to register their own passkeys.
*/
export function saveDeviceTokens(tokens: string[]): void {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
state.deviceTokens = tokens
writeFileSync(stateFile, JSON.stringify(state, null, 2))
} catch {
// Ignore errors
}
}
}
/**
* Get and consume a device token from the pool.
* Returns undefined if no tokens are available.
*/
export function popDeviceToken(): string | undefined {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
if (state.deviceTokens && state.deviceTokens.length > 0) {
const token = state.deviceTokens.pop()
writeFileSync(stateFile, JSON.stringify(state, null, 2))
return token
}
} catch {
return undefined
}
}
return undefined
}
/**
* Get the count of remaining device tokens.
*/
export function getDeviceTokenCount(): number {
if (existsSync(stateFile)) {
try {
const state = JSON.parse(readFileSync(stateFile, 'utf-8'))
return state.deviceTokens?.length || 0
} catch {
return 0
}
}
return 0
}
/**
* Perform passkey registration via WebSocket.
* This runs in the browser context using the virtual authenticator.
*/
export async function registerPasskey(
page: Page,
baseUrl: string,
options: { resetToken?: string; displayName?: string } = {}
): Promise<RegistrationResult> {
// Step 1: Do WebSocket registration + exchange code in browser context
const wsResult = await page.evaluate(async ({ baseUrl, resetToken, displayName }) => {
// Build WebSocket URL with query parameters
let wsUrl = `${baseUrl.replace('http', 'ws')}/auth/ws/register`
const params: string[] = []
if (resetToken) params.push(`reset=${encodeURIComponent(resetToken)}`)
if (displayName) params.push(`name=${encodeURIComponent(displayName)}`)
if (params.length) wsUrl += `?${params.join('&')}`
return new Promise<any>((resolve, reject) => {
const ws = new WebSocket(wsUrl)
let done = false
ws.onopen = () => {
console.log('WebSocket connected for registration')
}
ws.onmessage = async (event) => {
const data = JSON.parse(event.data)
// Check for error response
if (data.detail) {
done = true
ws.close()
reject(new Error(data.detail))
return
}
// Check if this is the final success response (exchange_code flow)
if (data.exchange_code) {
done = true
ws.close()
// Exchange the code for a session cookie
try {
const resp = await fetch(`${baseUrl}/auth/api/set-session`, {
method: 'POST',
headers: { 'Authorization': `Bearer ${data.exchange_code}` },
})
if (!resp.ok) throw new Error(`Exchange failed: ${resp.status}`)
resolve({
user: data.user,
credential: data.credential,
message: data.message || 'Registration successful',
})
} catch (err: any) {
reject(new Error(`Code exchange failed: ${err.message}`))
}
return
}
// This should be the registration options from server (wrapped in optionsJSON)
// Use the native WebAuthn API with the virtual authenticator
try {
// Extract options from the optionsJSON wrapper
const opts = data.optionsJSON
// Convert base64url challenge to ArrayBuffer
const challenge = Uint8Array.from(atob(opts.challenge.replace(/-/g, '+').replace(/_/g, '/')), c => c.charCodeAt(0))
// Build the credential creation options
const publicKeyCredentialCreationOptions: CredentialCreationOptions = {
publicKey: {
challenge: challenge,
rp: {
name: opts.rp.name,
id: opts.rp.id,
},
user: {
id: Uint8Array.from(atob(opts.user.id.replace(/-/g, '+').replace(/_/g, '/')), c => c.charCodeAt(0)),
name: opts.user.name,
displayName: opts.user.displayName,
},
pubKeyCredParams: opts.pubKeyCredParams,
authenticatorSelection: opts.authenticatorSelection,
timeout: opts.timeout,
attestation: opts.attestation,
excludeCredentials: opts.excludeCredentials?.map((cred: any) => ({
...cred,
id: Uint8Array.from(atob(cred.id.replace(/-/g, '+').replace(/_/g, '/')), c => c.charCodeAt(0)),
})) || [],
}
}
// Create the credential using native WebAuthn API (virtual authenticator handles it)
const credential = await navigator.credentials.create(publicKeyCredentialCreationOptions) as PublicKeyCredential
if (!credential) {
throw new Error('Failed to create credential')
}
const response = credential.response as AuthenticatorAttestationResponse
// Convert response to JSON format expected by server
const registrationResponse = {
id: credential.id,
rawId: btoa(String.fromCharCode(...new Uint8Array(credential.rawId))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, ''),
response: {
clientDataJSON: btoa(String.fromCharCode(...new Uint8Array(response.clientDataJSON))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, ''),
attestationObject: btoa(String.fromCharCode(...new Uint8Array(response.attestationObject))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, ''),
transports: response.getTransports?.() || [],
},
type: credential.type,
clientExtensionResults: credential.getClientExtensionResults(),
authenticatorAttachment: (credential as any).authenticatorAttachment,
}
ws.send(JSON.stringify(registrationResponse))
} catch (error: any) {
ws.close()
reject(new Error(error.message || 'Registration failed'))
}
}
ws.onerror = () => {
reject(new Error('WebSocket error during registration'))
}
ws.onclose = (event) => {
if (!done && !event.wasClean && event.code !== 1000) {
reject(new Error(`WebSocket closed unexpectedly: ${event.code}`))
}
}
})
}, { baseUrl, resetToken: options.resetToken, displayName: options.displayName })
// Step 2: Extract the session token from the cookie set by the exchange
const cookies = await page.context().cookies()
const cookieName = getSessionCookieName()
const sessionCookie = cookies.find(c => c.name === cookieName)
return {
...wsResult,
session_token: sessionCookie?.value || '',
}
}
/**
* Perform passkey authentication via WebSocket.
* This runs in the browser context using the virtual authenticator.
*/
export async function authenticatePasskey(
page: Page,
baseUrl: string
): Promise<AuthenticationResult> {
// Step 1: Do WebSocket authentication + exchange code in browser context
const wsResult = await page.evaluate(async ({ baseUrl }) => {
const wsUrl = `${baseUrl.replace('http', 'ws')}/auth/ws/authenticate`
return new Promise<any>((resolve, reject) => {
const ws = new WebSocket(wsUrl)
let done = false
ws.onopen = () => {
console.log('WebSocket connected for authentication')
}
ws.onmessage = async (event) => {
const data = JSON.parse(event.data)
// Check for error response
if (data.detail) {
done = true
ws.close()
reject(new Error(data.detail))
return
}
// Check if this is the final success response (exchange_code flow)
if (data.exchange_code) {
done = true
ws.close()
// Exchange the code for a session cookie
try {
const resp = await fetch(`${baseUrl}/auth/api/set-session`, {
method: 'POST',
headers: { 'Authorization': `Bearer ${data.exchange_code}` },
})
if (!resp.ok) throw new Error(`Exchange failed: ${resp.status}`)
resolve({ user: data.user })
} catch (err: any) {
reject(new Error(`Code exchange failed: ${err.message}`))
}
return
}
// This should be the authentication options from server (wrapped in optionsJSON)
try {
// Extract options from the optionsJSON wrapper
const opts = data.optionsJSON
// Convert base64url challenge to ArrayBuffer
const challenge = Uint8Array.from(atob(opts.challenge.replace(/-/g, '+').replace(/_/g, '/')), c => c.charCodeAt(0))
// Build the credential request options
const publicKeyCredentialRequestOptions: CredentialRequestOptions = {
publicKey: {
challenge: challenge,
rpId: opts.rpId,
timeout: opts.timeout,
userVerification: opts.userVerification,
allowCredentials: opts.allowCredentials?.map((cred: any) => ({
type: cred.type,
id: Uint8Array.from(atob(cred.id.replace(/-/g, '+').replace(/_/g, '/')), c => c.charCodeAt(0)),
transports: cred.transports,
})) || [],
}
}
// Get the credential using native WebAuthn API (virtual authenticator handles it)
const credential = await navigator.credentials.get(publicKeyCredentialRequestOptions) as PublicKeyCredential
if (!credential) {
throw new Error('Failed to get credential')
}
const response = credential.response as AuthenticatorAssertionResponse
// Convert response to JSON format expected by server
const authenticationResponse = {
id: credential.id,
rawId: btoa(String.fromCharCode(...new Uint8Array(credential.rawId))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, ''),
response: {
clientDataJSON: btoa(String.fromCharCode(...new Uint8Array(response.clientDataJSON))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, ''),
authenticatorData: btoa(String.fromCharCode(...new Uint8Array(response.authenticatorData))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, ''),
signature: btoa(String.fromCharCode(...new Uint8Array(response.signature))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, ''),
userHandle: response.userHandle ? btoa(String.fromCharCode(...new Uint8Array(response.userHandle))).replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, '') : null,
},
type: credential.type,
clientExtensionResults: credential.getClientExtensionResults(),
authenticatorAttachment: (credential as any).authenticatorAttachment,
}
ws.send(JSON.stringify(authenticationResponse))
} catch (error: any) {
ws.close()
reject(new Error(error.message || 'Authentication failed'))
}
}
ws.onerror = () => {
reject(new Error('WebSocket error during authentication'))
}
ws.onclose = (event) => {
if (!done && !event.wasClean && event.code !== 1000) {
reject(new Error(`WebSocket closed unexpectedly: ${event.code}`))
}
}
})
}, { baseUrl })
// Step 2: Extract the session token from the cookie set by the exchange
const cookies = await page.context().cookies()
const cookieName = getSessionCookieName()
const sessionCookie = cookies.find(c => c.name === cookieName)
return {
...wsResult,
session_token: sessionCookie?.value || '',
}
}
/**
* Validate a session token via the API.
*/
export async function validateSession(
page: Page,
baseUrl: string,
sessionToken: string
): Promise<{ valid: boolean; ctx: SessionContext; renewed: boolean }> {
const cookieName = getSessionCookieName()
const response = await page.request.post(`${baseUrl}/auth/api/validate`, {
headers: {
'Cookie': `${cookieName}=${sessionToken}`,
},
})
return await response.json()
}
/**
* Get user info via the API.
*/
export async function getUserInfo(
page: Page,
baseUrl: string,
sessionToken: string
): Promise<UserInfo> {
const cookieName = getSessionCookieName()
const response = await page.request.get(`${baseUrl}/auth/api/user-info`, {
headers: {
'Cookie': `${cookieName}=${sessionToken}`,
},
})
return await response.json()
}
/**
* Logout via the API.
* If the session being logged out matches the saved session token, clears it.
*/
export async function logout(
page: Page,
baseUrl: string,
sessionToken: string
): Promise<void> {
const cookieName = getSessionCookieName()
await page.request.post(`${baseUrl}/auth/api/logout`, {
headers: {
'Cookie': `${cookieName}=${sessionToken}`,
},
})
// Clear saved session token if it matches the one being logged out
const savedToken = getSavedSessionToken()
if (savedToken === sessionToken) {
clearSavedSessionToken()
}
}
/**
* Create a device link for adding a new credential to an existing user.
*/
export async function createDeviceLink(
page: Page,
baseUrl: string,
sessionToken: string
): Promise<{ url: string; token: string }> {
const cookieName = getSessionCookieName()
const response = await page.request.post(`${baseUrl}/auth/api/user/create-link`, {
headers: {
'Cookie': `${cookieName}=${sessionToken}`,
},
})
if (!response.ok()) {
throw new Error(`Failed to create device link: ${response.status()} - ${await response.text()}`)
}
const data = await response.json()
if (!data.url) {
throw new Error(`No URL in response: ${JSON.stringify(data)}`)
}
// Extract token from URL (last path segment)
const url = new URL(data.url)
const token = url.pathname.split('/').pop() || ''
return { url: data.url, token }
}