Files
clawdbot/src/web/reconnect.ts
2026-01-07 23:22:12 +00:00

57 lines
1.6 KiB
TypeScript

import { randomUUID } from "node:crypto";
import type { ClawdbotConfig } from "../config/config.js";
import type { BackoffPolicy } from "../infra/backoff.js";
import { computeBackoff, sleepWithAbort } from "../infra/backoff.js";
export type ReconnectPolicy = BackoffPolicy & {
maxAttempts: number;
};
export const DEFAULT_HEARTBEAT_SECONDS = 60;
export const DEFAULT_RECONNECT_POLICY: ReconnectPolicy = {
initialMs: 2_000,
maxMs: 30_000,
factor: 1.8,
jitter: 0.25,
maxAttempts: 12,
};
const clamp = (val: number, min: number, max: number) =>
Math.max(min, Math.min(max, val));
export function resolveHeartbeatSeconds(
cfg: ClawdbotConfig,
overrideSeconds?: number,
): number {
const candidate = overrideSeconds ?? cfg.web?.heartbeatSeconds;
if (typeof candidate === "number" && candidate > 0) return candidate;
return DEFAULT_HEARTBEAT_SECONDS;
}
export function resolveReconnectPolicy(
cfg: ClawdbotConfig,
overrides?: Partial<ReconnectPolicy>,
): ReconnectPolicy {
const reconnectOverrides = cfg.web?.reconnect ?? {};
const overrideConfig = overrides ?? {};
const merged = {
...DEFAULT_RECONNECT_POLICY,
...reconnectOverrides,
...overrideConfig,
} as ReconnectPolicy;
merged.initialMs = Math.max(250, merged.initialMs);
merged.maxMs = Math.max(merged.initialMs, merged.maxMs);
merged.factor = clamp(merged.factor, 1.1, 10);
merged.jitter = clamp(merged.jitter, 0, 1);
merged.maxAttempts = Math.max(0, Math.floor(merged.maxAttempts));
return merged;
}
export { computeBackoff, sleepWithAbort };
export function newConnectionId() {
return randomUUID();
}