import type { BaseProbeResult } from "openclaw/plugin-sdk/channel-contract" ;
import type { TelegramNetworkConfig } from "openclaw/plugin-sdk/config-runtime" ;
import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime" ;
import { fetchWithTimeout } from "openclaw/plugin-sdk/text-runtime" ;
import { resolveTelegramApiBase, resolveTelegramFetch } from "./fetch.js" ;
import { makeProxyFetch } from "./proxy.js" ;
export type TelegramProbe = BaseProbeResult & {
status?: number | null ;
elapsedMs: number;
bot?: {
id?: number | null ;
username?: string | null ;
canJoinGroups?: boolean | null ;
canReadAllGroupMessages?: boolean | null ;
supportsInlineQueries?: boolean | null ;
};
webhook?: { url?: string | null ; hasCustomCert?: boolean | null };
};
export type TelegramProbeOptions = {
proxyUrl?: string;
network?: TelegramNetworkConfig;
accountId?: string;
apiRoot?: string;
};
const probeFetcherCache = new Map<string, typeof fetch>();
const MAX_PROBE_FETCHER_CACHE_SIZE = 64 ;
export function resetTelegramProbeFetcherCacheForTests(): void {
probeFetcherCache.clear();
}
function resolveProbeOptions(
proxyOrOptions?: string | TelegramProbeOptions,
): TelegramProbeOptions | undefined {
if (!proxyOrOptions) {
return undefined;
}
if (typeof proxyOrOptions === "string" ) {
return { proxyUrl: proxyOrOptions };
}
return proxyOrOptions;
}
function shouldUseProbeFetcherCache(): boolean {
return !process.env.VITEST && process.env.NODE_ENV !== "test" ;
}
function buildProbeFetcherCacheKey(token: string, options?: TelegramProbeOptions): string {
const cacheIdentity = options?.accountId?.trim() || token;
const cacheIdentityKind = options?.accountId?.trim() ? "account" : "token" ;
const proxyKey = options?.proxyUrl?.trim() ?? "" ;
const autoSelectFamily = options?.network?.autoSelectFamily;
const autoSelectFamilyKey =
typeof autoSelectFamily === "boolean" ? String(autoSelectFamily) : "default" ;
const dnsResultOrderKey = options?.network?.dnsResultOrder ?? "default" ;
const apiRootKey = options?.apiRoot?.trim() ?? "" ;
return `${cacheIdentityKind}:${cacheIdentity}::${proxyKey}::${autoSelectFamilyKey}::${dnsResultOrderKey}::${apiRootKey}`;
}
function setCachedProbeFetcher(cacheKey: string, fetcher: typeof fetch): typeof fetch {
probeFetcherCache.set(cacheKey, fetcher);
if (probeFetcherCache.size > MAX_PROBE_FETCHER_CACHE_SIZE) {
const oldestKey = probeFetcherCache.keys().next().value;
if (oldestKey !== undefined) {
probeFetcherCache.delete (oldestKey);
}
}
return fetcher;
}
function resolveProbeFetcher(token: string, options?: TelegramProbeOptions): typeof fetch {
const cacheEnabled = shouldUseProbeFetcherCache();
const cacheKey = cacheEnabled ? buildProbeFetcherCacheKey(token, options) : null ;
if (cacheKey) {
const cachedFetcher = probeFetcherCache.get(cacheKey);
if (cachedFetcher) {
return cachedFetcher;
}
}
const proxyUrl = options?.proxyUrl?.trim();
const proxyFetch = proxyUrl ? makeProxyFetch(proxyUrl) : undefined;
const resolved = resolveTelegramFetch(proxyFetch, {
network: options?.network,
});
if (cacheKey) {
return setCachedProbeFetcher(cacheKey, resolved);
}
return resolved;
}
export async function probeTelegram(
token: string,
timeoutMs: number,
proxyOrOptions?: string | TelegramProbeOptions,
): Promise<TelegramProbe> {
const started = Date.now();
const timeoutBudgetMs = Math.max(1 , Math.floor(timeoutMs));
const deadlineMs = started + timeoutBudgetMs;
const options = resolveProbeOptions(proxyOrOptions);
const fetcher = resolveProbeFetcher(token, options);
const apiBase = resolveTelegramApiBase(options?.apiRoot);
const base = `${apiBase}/bot${token}`;
const retryDelayMs = Math.max(50 , Math.min(1000 , Math.floor(timeoutBudgetMs / 5 )));
const resolveRemainingBudgetMs = () => Math.max(0 , deadlineMs - Date.now());
const result: TelegramProbe = {
ok: false ,
status: null ,
error: null ,
elapsedMs: 0 ,
};
try {
let meRes: Response | null = null ;
let fetchError: unknown = null ;
// Retry loop for initial connection (handles network/DNS startup races)
for (let i = 0 ; i < 3 ; i++) {
const remainingBudgetMs = resolveRemainingBudgetMs();
if (remainingBudgetMs <= 0 ) {
break ;
}
try {
meRes = await fetchWithTimeout(
`${base}/getMe`,
{},
Math.max(1 , Math.min(timeoutBudgetMs, remainingBudgetMs)),
fetcher,
);
break ;
} catch (err) {
fetchError = err;
if (i < 2 ) {
const remainingAfterAttemptMs = resolveRemainingBudgetMs();
if (remainingAfterAttemptMs <= 0 ) {
break ;
}
const delayMs = Math.min(retryDelayMs, remainingAfterAttemptMs);
if (delayMs > 0 ) {
await new Promise((resolve) => setTimeout(resolve, delayMs));
}
}
}
}
if (!meRes) {
throw fetchError ?? new Error(`probe timed out after ${timeoutBudgetMs}ms`);
}
const meJson = (await meRes.json()) as {
ok?: boolean ;
description?: string;
result?: {
id?: number;
username?: string;
can_join_groups?: boolean ;
can_read_all_group_messages?: boolean ;
supports_inline_queries?: boolean ;
};
};
if (!meRes.ok || !meJson?.ok) {
result.status = meRes.status;
result.error = meJson?.description ?? `getMe failed (${meRes.status})`;
return { ...result, elapsedMs: Date.now() - started };
}
result.bot = {
id: meJson.result?.id ?? null ,
username: meJson.result?.username ?? null ,
canJoinGroups:
typeof meJson.result?.can_join_groups === "boolean" ? meJson.result?.can_join_groups : null ,
canReadAllGroupMessages:
typeof meJson.result?.can_read_all_group_messages === "boolean"
? meJson.result?.can_read_all_group_messages
: null ,
supportsInlineQueries:
typeof meJson.result?.supports_inline_queries === "boolean"
? meJson.result?.supports_inline_queries
: null ,
};
// Try to fetch webhook info, but don't fail health if it errors.
try {
const webhookRemainingBudgetMs = resolveRemainingBudgetMs();
if (webhookRemainingBudgetMs > 0 ) {
const webhookRes = await fetchWithTimeout(
`${base}/getWebhookInfo`,
{},
Math.max(1 , Math.min(timeoutBudgetMs, webhookRemainingBudgetMs)),
fetcher,
);
const webhookJson = (await webhookRes.json()) as {
ok?: boolean ;
result?: { url?: string; has_custom_certificate?: boolean };
};
if (webhookRes.ok && webhookJson?.ok) {
result.webhook = {
url: webhookJson.result?.url ?? null ,
hasCustomCert: webhookJson.result?.has_custom_certificate ?? null ,
};
}
}
} catch {
// ignore webhook errors for probe
}
result.ok = true ;
result.status = null ;
result.error = null ;
result.elapsedMs = Date.now() - started;
return result;
} catch (err) {
return {
...result,
status: err instanceof Response ? err.status : result.status,
error: formatErrorMessage(err),
elapsedMs: Date.now() - started,
};
}
}
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¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-13)
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