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fix: prevent memory leaks from AbortController closures (#12024)

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This commit is contained in:
Max Leiter
2026-02-03 15:51:26 -08:00
committed by GitHub
parent acac05f22e
commit 93e060272a
5 changed files with 184 additions and 15 deletions
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8
packages/opencode/src/tool/webfetch.ts
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@@ -2,6 +2,7 @@ import z from "zod"
import { Tool } from "./tool"
import TurndownService from "turndown"
import DESCRIPTION from "./webfetch.txt"
import { abortAfterAny } from "../util/abort"
const MAX_RESPONSE_SIZE = 5 * 1024 * 1024 // 5MB
const DEFAULT_TIMEOUT = 30 * 1000 // 30 seconds
@@ -36,8 +37,7 @@ export const WebFetchTool = Tool.define("webfetch", {
const timeout = Math.min((params.timeout ?? DEFAULT_TIMEOUT / 1000) * 1000, MAX_TIMEOUT)
const controller = new AbortController()
const timeoutId = setTimeout(() => controller.abort(), timeout)
const { signal, clearTimeout } = abortAfterAny(timeout, ctx.abort)
// Build Accept header based on requested format with q parameters for fallbacks
let acceptHeader = "*/*"
@@ -55,8 +55,6 @@ export const WebFetchTool = Tool.define("webfetch", {
acceptHeader =
"text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8"
}
const signal = AbortSignal.any([controller.signal, ctx.abort])
const headers = {
"User-Agent":
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36",
@@ -72,7 +70,7 @@ export const WebFetchTool = Tool.define("webfetch", {
? await fetch(params.url, { signal, headers: { ...headers, "User-Agent": "opencode" } })
: initial
clearTimeout(timeoutId)
clearTimeout()
if (!response.ok) {
throw new Error(`Request failed with status code: ${response.status}`)