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fix(telegram): add dnsResultOrder=ipv4first default on Node 22+ to fix fetch failures (#5405)

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Merged via /review-pr -> /prepare-pr -> /merge-pr.

Prepared head SHA: 71366e9532
Co-authored-by: Glucksberg <80581902+Glucksberg@users.noreply.github.com>
Co-authored-by: obviyus <22031114+obviyus@users.noreply.github.com>
Reviewed-by: @obviyus
This commit is contained in:
Glucksberg
2026-02-22 10:37:51 -04:00
committed by GitHub
parent 4e65e61612
commit 53adae9cec
8 changed files with 153 additions and 13 deletions
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46
src/telegram/fetch.ts
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@@ -1,29 +1,50 @@
import * as dns from "node:dns";
import * as net from "node:net";
import type { TelegramNetworkConfig } from "../config/types.telegram.js";
import { resolveFetch } from "../infra/fetch.js";
import { createSubsystemLogger } from "../logging/subsystem.js";
import { resolveTelegramAutoSelectFamilyDecision } from "./network-config.js";
import {
resolveTelegramAutoSelectFamilyDecision,
resolveTelegramDnsResultOrderDecision,
} from "./network-config.js";
let appliedAutoSelectFamily: boolean | null = null;
let appliedDnsResultOrder: string | null = null;
const log = createSubsystemLogger("telegram/network");
// Node 22 workaround: enable autoSelectFamily to allow IPv4 fallback on broken IPv6 networks.
// Many networks have IPv6 configured but not routed, causing "Network is unreachable" errors.
// See: https://github.com/nodejs/node/issues/54359
function applyTelegramNetworkWorkarounds(network?: TelegramNetworkConfig): void {
const decision = resolveTelegramAutoSelectFamilyDecision({ network });
if (decision.value === null || decision.value === appliedAutoSelectFamily) {
return;
// Apply autoSelectFamily workaround
const autoSelectDecision = resolveTelegramAutoSelectFamilyDecision({ network });
if (autoSelectDecision.value !== null && autoSelectDecision.value !== appliedAutoSelectFamily) {
if (typeof net.setDefaultAutoSelectFamily === "function") {
try {
net.setDefaultAutoSelectFamily(autoSelectDecision.value);
appliedAutoSelectFamily = autoSelectDecision.value;
const label = autoSelectDecision.source ? ` (${autoSelectDecision.source})` : "";
log.info(`autoSelectFamily=${autoSelectDecision.value}${label}`);
} catch {
// ignore if unsupported by the runtime
}
}
}
appliedAutoSelectFamily = decision.value;
if (typeof net.setDefaultAutoSelectFamily === "function") {
try {
net.setDefaultAutoSelectFamily(decision.value);
const label = decision.source ? ` (${decision.source})` : "";
log.debug(`telegram: autoSelectFamily=${decision.value}${label}`);
} catch {
// ignore if unsupported by the runtime
// Apply DNS result order workaround for IPv4/IPv6 issues.
// Some APIs (including Telegram) may fail with IPv6 on certain networks.
// See: https://github.com/openclaw/openclaw/issues/5311
const dnsDecision = resolveTelegramDnsResultOrderDecision({ network });
if (dnsDecision.value !== null && dnsDecision.value !== appliedDnsResultOrder) {
if (typeof dns.setDefaultResultOrder === "function") {
try {
dns.setDefaultResultOrder(dnsDecision.value as "ipv4first" | "verbatim");
appliedDnsResultOrder = dnsDecision.value;
const label = dnsDecision.source ? ` (${dnsDecision.source})` : "";
log.info(`dnsResultOrder=${dnsDecision.value}${label}`);
} catch {
// ignore if unsupported by the runtime
}
}
}
}
@@ -46,4 +67,5 @@ export function resolveTelegramFetch(
export function resetTelegramFetchStateForTests(): void {
appliedAutoSelectFamily = null;
appliedDnsResultOrder = null;
}