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afa09cfc25
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2 changed files with 25 additions and 10 deletions
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@ -1,4 +1,5 @@
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image: alpine/latest
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# TODO switch back to alpine/latest once the "npm install" deadlock is fixed
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image: alpine/edge
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packages:
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- npm
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- rsync
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@ -74,8 +74,8 @@ class IRCError extends Error {
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class Backoff {
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n = 0;
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constructor(min, max) {
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this.min = min;
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constructor(base, max) {
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this.base = base;
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this.max = max;
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}
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@ -86,10 +86,10 @@ class Backoff {
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next() {
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if (this.n === 0) {
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this.n = 1;
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return this.min;
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return 0;
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}
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let dur = this.n * this.min;
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let dur = this.n * this.base;
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if (dur > this.max) {
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dur = this.max;
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} else {
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@ -134,6 +134,7 @@ export default class Client extends EventTarget {
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autoReconnect = true;
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reconnectTimeoutID = null;
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reconnectBackoff = new Backoff(RECONNECT_MIN_DELAY_MSEC, RECONNECT_MAX_DELAY_MSEC);
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lastReconnectDate = new Date(0);
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pingIntervalID = null;
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pendingCmds = {
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WHO: Promise.resolve(null),
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@ -147,6 +148,8 @@ export default class Client extends EventTarget {
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constructor(params) {
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super();
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this.handleOnline = this.handleOnline.bind(this);
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this.params = { ...this.params, ...params };
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this.reconnect();
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@ -159,6 +162,7 @@ export default class Client extends EventTarget {
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console.log("Connecting to " + this.params.url);
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this.setStatus(Client.Status.CONNECTING);
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this.lastReconnectDate = new Date();
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try {
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this.ws = new WebSocket(this.params.url);
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@ -201,15 +205,16 @@ export default class Client extends EventTarget {
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this.monitored = new irc.CaseMapMap(null, irc.CaseMapping.RFC1459);
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if (this.autoReconnect) {
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window.addEventListener("online", this.handleOnline);
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if (!navigator.onLine) {
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console.info("Waiting for network to go back online");
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const handleOnline = () => {
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window.removeEventListener("online", handleOnline);
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this.reconnect();
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};
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window.addEventListener("online", handleOnline);
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} else {
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let delay = this.reconnectBackoff.next();
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let sinceLastReconnect = new Date().getTime() - this.lastReconnectDate.getTime();
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if (sinceLastReconnect < RECONNECT_MIN_DELAY_MSEC) {
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delay = Math.max(delay, RECONNECT_MIN_DELAY_MSEC);
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}
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console.info("Reconnecting to server in " + (delay / 1000) + " seconds");
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clearTimeout(this.reconnectTimeoutID);
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this.reconnectTimeoutID = setTimeout(() => {
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@ -226,6 +231,8 @@ export default class Client extends EventTarget {
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clearTimeout(this.reconnectTimeoutID);
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this.reconnectTimeoutID = null;
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window.removeEventListener("online", this.handleOnline);
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this.setPingInterval(0);
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if (this.ws) {
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@ -245,6 +252,13 @@ export default class Client extends EventTarget {
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this.dispatchEvent(new CustomEvent("error", { detail: err }));
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}
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handleOnline() {
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window.removeEventListener("online", this.handleOnline);
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if (this.autoReconnect && this.status === Client.Status.DISCONNECTED) {
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this.reconnect();
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}
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}
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handleOpen() {
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console.log("Connection opened");
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this.setStatus(Client.Status.REGISTERING);
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