@simplewebauthn/browser
Version:
SimpleWebAuthn for Browsers
62 lines (61 loc) • 2.57 kB
JavaScript
import { isValidDomain } from './isValidDomain.js';
import { WebAuthnError } from './webAuthnError.js';
/**
* Attempt to intuit _why_ an error was raised after calling `navigator.credentials.get()`
*/
export function identifyAuthenticationError({ error, options, }) {
const { publicKey } = options;
if (!publicKey) {
throw Error('options was missing required publicKey property');
}
if (error.name === 'AbortError') {
if (options.signal instanceof AbortSignal) {
// https://www.w3.org/TR/webauthn-2/#sctn-createCredential (Step 16)
return new WebAuthnError({
message: 'Authentication ceremony was sent an abort signal',
code: 'ERROR_CEREMONY_ABORTED',
cause: error,
});
}
}
else if (error.name === 'NotAllowedError') {
/**
* Pass the error directly through. Platforms are overloading this error beyond what the spec
* defines and we don't want to overwrite potentially useful error messages.
*/
return new WebAuthnError({
message: error.message,
code: 'ERROR_PASSTHROUGH_SEE_CAUSE_PROPERTY',
cause: error,
});
}
else if (error.name === 'SecurityError') {
const effectiveDomain = globalThis.location.hostname;
if (!isValidDomain(effectiveDomain)) {
// https://www.w3.org/TR/webauthn-2/#sctn-discover-from-external-source (Step 5)
return new WebAuthnError({
message: `${globalThis.location.hostname} is an invalid domain`,
code: 'ERROR_INVALID_DOMAIN',
cause: error,
});
}
else if (publicKey.rpId !== effectiveDomain) {
// https://www.w3.org/TR/webauthn-2/#sctn-discover-from-external-source (Step 6)
return new WebAuthnError({
message: `The RP ID "${publicKey.rpId}" is invalid for this domain`,
code: 'ERROR_INVALID_RP_ID',
cause: error,
});
}
}
else if (error.name === 'UnknownError') {
// https://www.w3.org/TR/webauthn-2/#sctn-op-get-assertion (Step 1)
// https://www.w3.org/TR/webauthn-2/#sctn-op-get-assertion (Step 12)
return new WebAuthnError({
message: 'The authenticator was unable to process the specified options, or could not create a new assertion signature',
code: 'ERROR_AUTHENTICATOR_GENERAL_ERROR',
cause: error,
});
}
return error;
}