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Relax identity server discovery error handling 

If discovery results in a warning for the identity server (as in can't be found
or is malformed), this allows you to continue signing in and shows the warning
above the form.

Fixes https://github.com/vector-im/riot-web/issues/11102
pull/21833/head
J. Ryan Stinnett 2019-11-01 10:44:30 +00:00
parent 54cea6a5e3
commit 446e21c2e1
2 changed files with 32 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/components/structures/auth/Login.js
View File

@ -378,8 +378,19 @@ module.exports = createReactClass({
// Do a quick liveliness check on the URLs
try {
await AutoDiscoveryUtils.validateServerConfigWithStaticUrls(hsUrl, isUrl);
this.setState({serverIsAlive: true, errorText: ""});
const { warning } =
await AutoDiscoveryUtils.validateServerConfigWithStaticUrls(hsUrl, isUrl);
if (warning) {
this.setState({
...AutoDiscoveryUtils.authComponentStateForError(warning),
errorText: "",
});
} else {
this.setState({
serverIsAlive: true,
errorText: "",
});
}
} catch (e) {
this.setState({
busy: false,

31
src/utils/AutoDiscoveryUtils.js
View File

@ -1,5 +1,6 @@
/*
Copyright 2019 New Vector Ltd
Copyright 2019 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -33,6 +34,8 @@ export class ValidatedServerConfig {
isUrl: string;
isDefault: boolean;
warning: string;
}
export default class AutoDiscoveryUtils {
@ -56,7 +59,14 @@ export default class AutoDiscoveryUtils {
* implementation for known values.
* @returns {*} The state for the component, given the error.
*/
static authComponentStateForError(err: Error, pageName="login"): Object {
static authComponentStateForError(err: string | Error | null, pageName = "login"): Object {
if (!err) {
return {
serverIsAlive: true,
serverErrorIsFatal: false,
serverDeadError: null,
};
}
let title = _t("Cannot reach homeserver");
let body = _t("Ensure you have a stable internet connection, or get in touch with the server admin");
if (!AutoDiscoveryUtils.isLivelinessError(err)) {
@ -153,11 +163,9 @@ export default class AutoDiscoveryUtils {
/**
* Validates a server configuration, using a homeserver domain name as input.
* @param {string} serverName The homeserver domain name (eg: "matrix.org") to validate.
* @param {boolean} syntaxOnly If true, errors relating to liveliness of the servers will
* not be raised.
* @returns {Promise<ValidatedServerConfig>} Resolves to the validated configuration.
*/
static async validateServerName(serverName: string, syntaxOnly=false): ValidatedServerConfig {
static async validateServerName(serverName: string): ValidatedServerConfig {
const result = await AutoDiscovery.findClientConfig(serverName);
return AutoDiscoveryUtils.buildValidatedConfigFromDiscovery(serverName, result);
}
@ -186,7 +194,7 @@ export default class AutoDiscoveryUtils {
const defaultConfig = SdkConfig.get()["validated_server_config"];
// Validate the identity server first because an invalid identity server causes
// and invalid homeserver, which may not be picked up correctly.
// an invalid homeserver, which may not be picked up correctly.
// Note: In the cases where we rely on the default IS from the config (namely
// lack of identity server provided by the discovery method), we intentionally do not
@ -197,20 +205,18 @@ export default class AutoDiscoveryUtils {
preferredIdentityUrl = isResult["base_url"];
} else if (isResult && isResult.state !== AutoDiscovery.PROMPT) {
console.error("Error determining preferred identity server URL:", isResult);
if (!syntaxOnly || !AutoDiscoveryUtils.isLivelinessError(isResult.error)) {
if (isResult.state === AutoDiscovery.FAIL_ERROR) {
if (AutoDiscovery.ALL_ERRORS.indexOf(isResult.error) !== -1) {
throw newTranslatableError(isResult.error);
}
throw newTranslatableError(_td("Unexpected error resolving identity server configuration"));
} // else the error is not related to syntax - continue anyways.
// rewrite homeserver error if we don't care about problems
if (syntaxOnly) {
hsResult.error = AutoDiscovery.ERROR_INVALID_IDENTITY_SERVER;
// rewrite homeserver error since we don't care about problems
hsResult.error = AutoDiscovery.ERROR_INVALID_IDENTITY_SERVER;
// Also use the user's supplied identity server if provided
if (isResult["base_url"]) preferredIdentityUrl = isResult["base_url"];
}
// Also use the user's supplied identity server if provided
if (isResult["base_url"]) preferredIdentityUrl = isResult["base_url"];
}
if (hsResult.state !== AutoDiscovery.SUCCESS) {
@ -241,6 +247,7 @@ export default class AutoDiscoveryUtils {
hsNameIsDifferent: url.hostname !== preferredHomeserverName,
isUrl: preferredIdentityUrl,
isDefault: false,
warning: hsResult.error,
});
}
}