56e4ae41f8
* Conform more of the codebase to `strictNullChecks` * Conform more of the codebase to `strictNullChecks` * Fix types * Conform more of the codebase to `strictNullChecks` * Conform more of the codebase to `strictNullChecks`
283 lines
12 KiB
TypeScript
283 lines
12 KiB
TypeScript
/*
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Copyright 2019, 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from "react";
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import { ClientEvent, MatrixEvent } from "matrix-js-sdk/src/matrix";
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import { logger } from "matrix-js-sdk/src/logger";
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import { CryptoEvent } from "matrix-js-sdk/src/crypto";
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import { MatrixClientPeg } from "../../../MatrixClientPeg";
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import { _t } from "../../../languageHandler";
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import Modal from "../../../Modal";
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import Spinner from "../elements/Spinner";
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import InteractiveAuthDialog from "../dialogs/InteractiveAuthDialog";
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import ConfirmDestroyCrossSigningDialog from "../dialogs/security/ConfirmDestroyCrossSigningDialog";
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import SetupEncryptionDialog from "../dialogs/security/SetupEncryptionDialog";
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import { accessSecretStorage } from "../../../SecurityManager";
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import AccessibleButton from "../elements/AccessibleButton";
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interface IState {
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error?: Error;
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crossSigningPublicKeysOnDevice?: boolean;
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crossSigningPrivateKeysInStorage?: boolean;
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masterPrivateKeyCached?: boolean;
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selfSigningPrivateKeyCached?: boolean;
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userSigningPrivateKeyCached?: boolean;
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homeserverSupportsCrossSigning?: boolean;
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crossSigningReady?: boolean;
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}
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export default class CrossSigningPanel extends React.PureComponent<{}, IState> {
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private unmounted = false;
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public constructor(props: {}) {
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super(props);
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this.state = {};
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}
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public componentDidMount(): void {
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const cli = MatrixClientPeg.get();
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cli.on(ClientEvent.AccountData, this.onAccountData);
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cli.on(CryptoEvent.UserTrustStatusChanged, this.onStatusChanged);
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cli.on(CryptoEvent.KeysChanged, this.onStatusChanged);
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this.getUpdatedStatus();
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}
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public componentWillUnmount(): void {
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this.unmounted = true;
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const cli = MatrixClientPeg.get();
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if (!cli) return;
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cli.removeListener(ClientEvent.AccountData, this.onAccountData);
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cli.removeListener(CryptoEvent.UserTrustStatusChanged, this.onStatusChanged);
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cli.removeListener(CryptoEvent.KeysChanged, this.onStatusChanged);
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}
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private onAccountData = (event: MatrixEvent): void => {
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const type = event.getType();
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if (type.startsWith("m.cross_signing") || type.startsWith("m.secret_storage")) {
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this.getUpdatedStatus();
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}
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};
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private onBootstrapClick = (): void => {
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if (this.state.crossSigningPrivateKeysInStorage) {
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Modal.createDialog(SetupEncryptionDialog, {}, undefined, /* priority = */ false, /* static = */ true);
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} else {
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// Trigger the flow to set up secure backup, which is what this will do when in
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// the appropriate state.
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accessSecretStorage();
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}
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};
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private onStatusChanged = (): void => {
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this.getUpdatedStatus();
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};
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private async getUpdatedStatus(): Promise<void> {
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const cli = MatrixClientPeg.get();
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const pkCache = cli.getCrossSigningCacheCallbacks();
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const crossSigning = cli.crypto!.crossSigningInfo;
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const secretStorage = cli.crypto!.secretStorage;
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const crossSigningPublicKeysOnDevice = Boolean(crossSigning.getId());
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const crossSigningPrivateKeysInStorage = Boolean(await crossSigning.isStoredInSecretStorage(secretStorage));
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const masterPrivateKeyCached = !!(await pkCache?.getCrossSigningKeyCache?.("master"));
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const selfSigningPrivateKeyCached = !!(await pkCache?.getCrossSigningKeyCache?.("self_signing"));
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const userSigningPrivateKeyCached = !!(await pkCache?.getCrossSigningKeyCache?.("user_signing"));
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const homeserverSupportsCrossSigning = await cli.doesServerSupportUnstableFeature(
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"org.matrix.e2e_cross_signing",
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);
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const crossSigningReady = await cli.isCrossSigningReady();
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this.setState({
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crossSigningPublicKeysOnDevice,
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crossSigningPrivateKeysInStorage,
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masterPrivateKeyCached,
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selfSigningPrivateKeyCached,
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userSigningPrivateKeyCached,
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homeserverSupportsCrossSigning,
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crossSigningReady,
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});
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}
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/**
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* Bootstrapping cross-signing take one of these paths:
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* 1. Create cross-signing keys locally and store in secret storage (if it
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* already exists on the account).
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* 2. Access existing secret storage by requesting passphrase and accessing
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* cross-signing keys as needed.
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* 3. All keys are loaded and there's nothing to do.
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* @param {bool} [forceReset] Bootstrap again even if keys already present
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*/
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private bootstrapCrossSigning = async ({ forceReset = false }): Promise<void> => {
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this.setState({ error: undefined });
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try {
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const cli = MatrixClientPeg.get();
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await cli.bootstrapCrossSigning({
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authUploadDeviceSigningKeys: async (makeRequest): Promise<void> => {
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const { finished } = Modal.createDialog(InteractiveAuthDialog, {
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title: _t("Setting up keys"),
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matrixClient: cli,
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makeRequest,
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});
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const [confirmed] = await finished;
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if (!confirmed) {
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throw new Error("Cross-signing key upload auth canceled");
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}
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},
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setupNewCrossSigning: forceReset,
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});
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} catch (e) {
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this.setState({ error: e });
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logger.error("Error bootstrapping cross-signing", e);
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}
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if (this.unmounted) return;
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this.getUpdatedStatus();
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};
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private resetCrossSigning = (): void => {
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Modal.createDialog(ConfirmDestroyCrossSigningDialog, {
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onFinished: (act) => {
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if (!act) return;
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this.bootstrapCrossSigning({ forceReset: true });
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},
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});
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};
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public render(): React.ReactNode {
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const {
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error,
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crossSigningPublicKeysOnDevice,
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crossSigningPrivateKeysInStorage,
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masterPrivateKeyCached,
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selfSigningPrivateKeyCached,
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userSigningPrivateKeyCached,
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homeserverSupportsCrossSigning,
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crossSigningReady,
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} = this.state;
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let errorSection;
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if (error) {
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errorSection = <div className="error">{error.toString()}</div>;
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}
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let summarisedStatus;
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if (homeserverSupportsCrossSigning === undefined) {
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summarisedStatus = <Spinner />;
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} else if (!homeserverSupportsCrossSigning) {
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summarisedStatus = <p>{_t("Your homeserver does not support cross-signing.")}</p>;
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} else if (crossSigningReady && crossSigningPrivateKeysInStorage) {
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summarisedStatus = <p>✅ {_t("Cross-signing is ready for use.")}</p>;
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} else if (crossSigningReady && !crossSigningPrivateKeysInStorage) {
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summarisedStatus = <p>⚠️ {_t("Cross-signing is ready but keys are not backed up.")}</p>;
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} else if (crossSigningPrivateKeysInStorage) {
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summarisedStatus = (
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<p>
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{_t(
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"Your account has a cross-signing identity in secret storage, " +
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"but it is not yet trusted by this session.",
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)}
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</p>
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);
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} else {
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summarisedStatus = <p>{_t("Cross-signing is not set up.")}</p>;
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}
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const keysExistAnywhere =
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crossSigningPublicKeysOnDevice ||
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crossSigningPrivateKeysInStorage ||
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masterPrivateKeyCached ||
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selfSigningPrivateKeyCached ||
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userSigningPrivateKeyCached;
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const keysExistEverywhere =
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crossSigningPublicKeysOnDevice &&
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crossSigningPrivateKeysInStorage &&
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masterPrivateKeyCached &&
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selfSigningPrivateKeyCached &&
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userSigningPrivateKeyCached;
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const actions: JSX.Element[] = [];
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// TODO: determine how better to expose this to users in addition to prompts at login/toast
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if (!keysExistEverywhere && homeserverSupportsCrossSigning) {
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let buttonCaption = _t("Set up Secure Backup");
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if (crossSigningPrivateKeysInStorage) {
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buttonCaption = _t("Verify this session");
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}
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actions.push(
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<AccessibleButton key="setup" kind="primary" onClick={this.onBootstrapClick}>
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{buttonCaption}
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</AccessibleButton>,
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);
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}
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if (keysExistAnywhere) {
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actions.push(
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<AccessibleButton key="reset" kind="danger" onClick={this.resetCrossSigning}>
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{_t("Reset")}
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</AccessibleButton>,
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);
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}
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let actionRow;
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if (actions.length) {
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actionRow = <div className="mx_CrossSigningPanel_buttonRow">{actions}</div>;
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}
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return (
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<div>
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{summarisedStatus}
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<details>
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<summary>{_t("Advanced")}</summary>
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<table className="mx_CrossSigningPanel_statusList">
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<tbody>
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<tr>
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<td>{_t("Cross-signing public keys:")}</td>
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<td>{crossSigningPublicKeysOnDevice ? _t("in memory") : _t("not found")}</td>
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</tr>
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<tr>
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<td>{_t("Cross-signing private keys:")}</td>
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<td>
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{crossSigningPrivateKeysInStorage
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? _t("in secret storage")
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: _t("not found in storage")}
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</td>
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</tr>
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<tr>
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<td>{_t("Master private key:")}</td>
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<td>{masterPrivateKeyCached ? _t("cached locally") : _t("not found locally")}</td>
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</tr>
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<tr>
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<td>{_t("Self signing private key:")}</td>
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<td>{selfSigningPrivateKeyCached ? _t("cached locally") : _t("not found locally")}</td>
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</tr>
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<tr>
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<td>{_t("User signing private key:")}</td>
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<td>{userSigningPrivateKeyCached ? _t("cached locally") : _t("not found locally")}</td>
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</tr>
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<tr>
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<td>{_t("Homeserver feature support:")}</td>
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<td>{homeserverSupportsCrossSigning ? _t("exists") : _t("not found")}</td>
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</tr>
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</tbody>
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</table>
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</details>
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{errorSection}
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{actionRow}
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</div>
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);
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}
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}
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