Phase 2 lesson from F2-3 (n8n install Playwright flake on net::ERR_NETWORK_CHANGED): every install overlay that does page.goto needs the same try/except PlaywrightError + status retry. Centralize in runner/harness/browser.py::goto_with_retry; apply to ALL install overlays. - runner/harness/browser.py: shared helper. Polls page.goto until status in accept_statuses; catches PlaywrightError (net::ERR_*) as a retryable signal, not a failure. Raises AssertionError with last_status + last_err diagnostic only on deadline expiry. - tests/custom-html/test_install.py: now uses goto_with_retry (200 only, wait_until=load). - tests/custom-html/playwright/test_browser_smoke.py: same. - tests/n8n/test_install.py: replaced inline retry loop with goto_with_retry (200, 304). - tests/keycloak/test_install.py: goto_with_retry for admin console (200, 302, 303; 45s goto). - tests/cryptpad/test_install.py: goto_with_retry (200, 304; 60s goto, wait_until=load). - tests/lasuite-docs/test_install.py: goto_with_retry (200, 301, 302; 60s goto). Cold-verifiable: ssh cc-ci 'RECIPE=custom-html cc-ci-run runner/run_recipe_ci.py' all 5 stages PASS (including the install overlay that flaked in the deps_smoke run), deploy-count=1, head_ref=8a026066==chaos-version=8a026066 (HC1 non-vacuous). Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
36 lines
1.7 KiB
Python
36 lines
1.7 KiB
Python
"""custom-html — INSTALL overlay (Phase 1d layering proof, DG4).
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Demonstrates OVERRIDE + EXTEND-by-composition: this file's presence makes the harness run it INSTEAD
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of the generic install tier (override), and it reuses the generic assertion (`generic.assert_serving`)
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then ADDS a recipe-specific Playwright content check (extend). Assertion-only — the orchestrator has
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already deployed the shared app once (no deploy here, so deploy-count stays 1)."""
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import os
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import sys
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sys.path.insert(0, os.path.join(os.path.dirname(__file__), "..", "..", "runner"))
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from harness import browser as harness_browser, generic # noqa: E402
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def test_serving_and_content(live_app, meta):
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# extend-by-composition: reuse the generic "really serving" assertion ...
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generic.assert_serving(live_app, meta)
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# ... then add the recipe-specific assertion: a real browser sees nginx-served HTML (D3).
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from playwright.sync_api import sync_playwright
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url = f"https://{live_app}/"
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with sync_playwright() as p:
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browser = p.chromium.launch(args=["--no-sandbox"])
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try:
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page = browser.new_context(ignore_https_errors=True).new_page()
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# F2-3-style hardening (centralized in harness.browser.goto_with_retry): retry through
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# transient PlaywrightError (net::ERR_*) and status mismatches.
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resp = harness_browser.goto_with_retry(
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page, url, accept_statuses=(200,), wait_until="load"
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)
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assert resp is not None and resp.status == 200, f"page status {resp and resp.status}"
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body = page.content()
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assert "nginx" in body.lower() or "<html" in body.lower(), "no served HTML content"
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finally:
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browser.close()
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