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web: separate websocket connection from messages 

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>
This commit is contained in:
Jens Langhammer 2021-07-22 13:47:27 +02:00
parent 285a9b8b1d
commit cbeb6e58ac
5 changed files with 85 additions and 46 deletions
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61
web/src/common/ws.ts Normal file
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@ -0,0 +1,61 @@
import { t } from "@lingui/macro";
import { EVENT_WS_MESSAGE } from "../constants";
import { MessageLevel } from "../elements/messages/Message";
import { showMessage } from "../elements/messages/MessageContainer";
export interface WSMessage {
type: string;
}
export class WebsocketClient {
messageSocket?: WebSocket;
retryDelay = 200;
constructor() {
try {
this.connect();
} catch (error) {
console.warn(`authentik/ws: failed to connect to ws ${error}`);
}
}
connect(): void {
if (navigator.webdriver) return;
const wsUrl = `${window.location.protocol.replace("http", "ws")}//${window.location.host
}/ws/client/`;
this.messageSocket = new WebSocket(wsUrl);
this.messageSocket.addEventListener("open", () => {
console.debug(`authentik/ws: connected to ${wsUrl}`);
this.retryDelay = 200;
});
this.messageSocket.addEventListener("close", (e) => {
console.debug(`authentik/ws: closed ws connection: ${e}`);
if (this.retryDelay > 3000) {
showMessage({
level: MessageLevel.error,
message: t`Connection error, reconnecting...`
});
}
setTimeout(() => {
console.debug(`authentik/ws: reconnecting ws in ${this.retryDelay}ms`);
this.connect();
}, this.retryDelay);
this.retryDelay = this.retryDelay * 2;
});
this.messageSocket.addEventListener("message", (e) => {
const data = JSON.parse(e.data);
window.dispatchEvent(
new CustomEvent(EVENT_WS_MESSAGE, {
bubbles: true,
composed: true,
detail: data as WSMessage,
})
);
});
this.messageSocket.addEventListener("error", () => {
this.retryDelay = this.retryDelay * 2;
});
}
}

9
web/src/constants.ts
View File

@ -5,9 +5,14 @@ export const PROGRESS_CLASS = "pf-m-in-progress";
export const CURRENT_CLASS = "pf-m-current";
export const VERSION = "2021.7.1-rc1";
export const PAGE_SIZE = 20;
export const TITLE_DEFAULT = "authentik";
export const ROUTE_SEPARATOR = ";";
export const EVENT_REFRESH = "ak-refresh";
export const EVENT_NOTIFICATION_TOGGLE = "ak-notification-toggle";
export const EVENT_SIDEBAR_TOGGLE = "ak-sidebar-toggle";
export const EVENT_API_DRAWER_REFRESH = "ak-api-drawer-refresh";
export const TITLE_DEFAULT = "authentik";
export const ROUTE_SEPARATOR = ";";
export const EVENT_WS_MESSAGE = "ak-ws-message";
export const WS_MSG_TYPE_MESSAGE = "message";
export const WS_MSG_TYPE_REFRESH = "refresh";

51
web/src/elements/messages/MessageContainer.ts
View File

@ -1,9 +1,10 @@
import { t } from "@lingui/macro";
import { LitElement, html, customElement, TemplateResult, property, CSSResult, css } from "lit-element";
import "./Message";
import { APIMessage, MessageLevel } from "./Message";
import { APIMessage } from "./Message";
import PFAlertGroup from "@patternfly/patternfly/components/AlertGroup/alert-group.css";
import PFBase from "@patternfly/patternfly/patternfly-base.css";
import { EVENT_WS_MESSAGE, WS_MSG_TYPE_MESSAGE } from "../../constants";
import { WSMessage } from "../../common/ws";
export function showMessage(message: APIMessage): void {
const container = document.querySelector<MessageContainer>("ak-message-container");
@ -20,9 +21,6 @@ export class MessageContainer extends LitElement {
@property({attribute: false})
messages: APIMessage[] = [];
messageSocket?: WebSocket;
retryDelay = 200;
static get styles(): CSSResult[] {
return [PFBase, PFAlertGroup, css`
/* Fix spacing between messages */
@ -34,11 +32,10 @@ export class MessageContainer extends LitElement {
constructor() {
super();
try {
this.connect();
} catch (error) {
console.warn(`authentik/messages: failed to connect to ws ${error}`);
}
this.addEventListener(EVENT_WS_MESSAGE, ((e: CustomEvent<WSMessage>) => {
if (e.detail.type !== WS_MSG_TYPE_MESSAGE) return;
this.addMessage(e.detail as unknown as APIMessage);
}) as EventListener);
}
// add a new message, but only if the message isn't currently shown.
@ -49,40 +46,6 @@ export class MessageContainer extends LitElement {
}
}
connect(): void {
if (navigator.webdriver) return;
const wsUrl = `${window.location.protocol.replace("http", "ws")}//${
window.location.host
}/ws/client/`;
this.messageSocket = new WebSocket(wsUrl);
this.messageSocket.addEventListener("open", () => {
console.debug(`authentik/messages: connected to ${wsUrl}`);
this.retryDelay = 200;
});
this.messageSocket.addEventListener("close", (e) => {
console.debug(`authentik/messages: closed ws connection: ${e}`);
if (this.retryDelay > 3000) {
showMessage({
level: MessageLevel.error,
message: t`Connection error, reconnecting...`
});
}
setTimeout(() => {
console.debug(`authentik/messages: reconnecting ws in ${this.retryDelay}ms`);
this.connect();
}, this.retryDelay);
this.retryDelay = this.retryDelay * 2;
});
this.messageSocket.addEventListener("message", (e) => {
const data = JSON.parse(e.data);
this.addMessage(data);
this.requestUpdate();
});
this.messageSocket.addEventListener("error", () => {
this.retryDelay = this.retryDelay * 2;
});
}
render(): TemplateResult {
return html`<ul class="pf-c-alert-group pf-m-toast">
${this.messages.map((m) => {

5
web/src/flows/FlowExecutor.ts
View File

@ -33,6 +33,7 @@ import { until } from "lit-html/directives/until";
import { PFSize } from "../elements/Spinner";
import { TITLE_DEFAULT } from "../constants";
import { configureSentry } from "../api/Sentry";
import { WebsocketClient } from "../common/ws";
@customElement("ak-flow-executor")
export class FlowExecutor extends LitElement implements StageHost {
@ -48,6 +49,8 @@ export class FlowExecutor extends LitElement implements StageHost {
@property({ attribute: false })
tenant?: CurrentTenant;
ws: WebsocketClient;
static get styles(): CSSResult[] {
return [PFBase, PFLogin, PFButton, PFTitle, PFList, PFBackgroundImage, AKGlobal].concat(css`
.ak-loading {
@ -75,6 +78,8 @@ export class FlowExecutor extends LitElement implements StageHost {
constructor() {
super();
this.ws = new WebsocketClient();
this.ws.connect();
this.flowSlug = window.location.pathname.split("/")[3];
}

5
web/src/interfaces/AdminInterface.ts
View File

@ -18,6 +18,7 @@ import { until } from "lit-html/directives/until";
import { EVENT_NOTIFICATION_TOGGLE, EVENT_SIDEBAR_TOGGLE, VERSION } from "../constants";
import { AdminApi } from "authentik-api";
import { DEFAULT_CONFIG } from "../api/Config";
import { WebsocketClient } from "../common/ws";
@customElement("ak-interface-admin")
@ -29,6 +30,8 @@ export class AdminInterface extends LitElement {
@property({type: Boolean})
notificationOpen = false;
ws: WebsocketClient;
static get styles(): CSSResult[] {
return [PFBase, PFPage, PFButton, PFDrawer, css`
.pf-c-page__main, .pf-c-drawer__content, .pf-c-page__drawer {
@ -39,6 +42,8 @@ export class AdminInterface extends LitElement {
constructor() {
super();
this.ws = new WebsocketClient();
this.ws.connect();
this.sidebarOpen = window.innerWidth >= 1280;
window.addEventListener("resize", () => {
this.sidebarOpen = window.innerWidth >= 1280;