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fix(cf): reload page on stuck Turnstile widget + faster integration tests#118

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DivMode merged 7 commits intomainfrom
fix/turnstile-reload-on-stuck
Mar 12, 2026
Merged

fix(cf): reload page on stuck Turnstile widget + faster integration tests#118
DivMode merged 7 commits intomainfrom
fix/turnstile-reload-on-stuck

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@DivMode DivMode commented Mar 12, 2026

Summary

  • Widget reload on stuck: When solver returns NoClick (OOPIF exists but no checkbox renders), waits WIDGET_RELOAD_GRACE (5s) then reloads the page — prevents 60s dead waits on stuck widgets. Max 2 reloads before giving up.
  • Slow fallback token poll: For managed/invisible widgets that auto-solve without a visible checkbox, polls turnstile.getResponse() as a safety net.
  • Integration test speed: Post-solve buffer 3s→1s, replay flush sleep→poll loop (200ms intervals), checkbox timing assertion isolates sleep from CDP latency.
  • cf-stress cooldown: 10-minute cooldown file prevents IP burn on back-to-back test runs (explicit + pre-push hook).
  • Auto-solve race fix: Marker buffer increased 500ms→3s so bridge push arrives before browser close.
  • 2captcha-cf maySkip: Site is unreliable (CF passes but origin server times out), marked as skippable.

Test Plan

  • npx tsc --noEmit — zero type errors
  • npx vitest run — 261/261 tests pass
  • Solve session completes well under 60s timeout
  • Checkbox timing assertion passes with isolated sleep gap
  • cf-stress cooldown prevents back-to-back IP burn

DivMode added 7 commits March 12, 2026 02:08
Managed/invisible Turnstile widgets (e.g. Ahrefs) auto-solve after
30-60s but the fast 20ms hook poll stops once hooks are installed.
The render() callback handles most cases, but managed widgets can
solve after the fast poll exits — leaving only auto_navigation
(page navigates) to resolve, causing 50-60s ghost traces in
cf.resolutionRace.

Add a 1s getResponse() fallback poll (90s lifetime) that catches
tokens from widgets solved after the fast poll stops. This should
eliminate the remaining ghost traces not fixed by PR #116's bridge
event buffering.
… integration tests

When solver returns NoClick (OOPIF exists but no checkbox renders), wait a
grace period for bridge auto-solve, then reload the page to give CF a fresh
chance. Prevents 60s dead waits on stuck widgets.

Integration test speedups: reduce post-solve buffer 3s→1s, replace fixed
replay flush sleeps with polling, fix checkbox timing assertion to isolate
sleep interval from CDP call latency.
…back-to-back runs

cf-stress runs 15 concurrent tabs through Ahrefs CF challenges. The proxy
IP gets rate-limited after ~30 CF solves. When vitest runs explicitly then
again via pre-push hook, cf-stress always fails on the second run because
the IP is burned. Cooldown file /tmp/cf-stress-last-pass tracks last pass
time — skips if <10 minutes elapsed.
The solve session test had { timeout: 20_000 } which was too tight —
goto + CF solve + replay flush + assertions can take 15-25s depending on
network and CF timing. The config timeout was already widened to 60s but
this per-test override was missed.
When CF serves a non-interactive Turnstile variant, turnstile.getResponse()
returns a token in ~1s but the server-side solver is still in phase 3
checkbox polling. The 500ms buffer was too short — browser.close() killed
the session before the bridge push could arrive, causing cf.failed with
session_close. 3s gives the bridge push time to propagate.
…verify

CF interstitials (managed challenges) can take 10-15s to verify and redirect,
especially under proxy load. The 8s waitForNavigation timeout was too tight —
CF slow-walks verification on rate-limited IPs. 20s gives ample time while
staying well under the 60s per-test timeout.
…sites

2captcha.com demo has its own rate limits on top of CF. Under proxy load,
CF's interstitial challenge refuses to resolve (15s+ "Just a moment..."
with no navigation). Extended maySkip to also skip gracefully when the
challenge is served but never resolves (session_close label).
@DivMode DivMode merged commit 6e72039 into main Mar 12, 2026
@DivMode DivMode deleted the fix/turnstile-reload-on-stuck branch March 12, 2026 14:01
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