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crowdsec-bouncer-traefik-pl…/tests/e2e/mock
mhxandClaude Opus 4.8 b67edfe308 🔥 e2e mock: simplify the Crowdsec LAPI mock
Per review, trim the mock to the minimum the plugin actually exercises:

- Drop the stream delta bookkeeping (startup flag + "already streamed" set).
  The plugin re-Sets/Deletes its cache on every poll, so reporting the whole
  active set as "new" and removed ones as "deleted" is enough.
- Shrink the Decision struct to the three fields the plugin reads
  (value/type/duration); drop id/origin/scope/scenario and the id counter.
- Drop API-key auth and the /admin/reset endpoint — no scenario exercises
  either. Also drop the now-unused lapi_reset helper.
- Replace the store struct + methods with two package-level maps + a mutex.

mocklapi/main.go: 234 -> 118 lines. All six scenarios still pass.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-06 12:03:19 +02:00
..
2026-06-06 12:03:19 +02:00
2026-06-06 12:03:19 +02:00

Binary e2e suite (Traefik binary + mock LAPI)

This suite runs Traefik as a downloaded binary with the plugin loaded from the local source tree, and replaces Crowdsec with a small HTTP mock (mocklapi/, a stdlib-only Go command). No Docker, no real Crowdsec.

It is what CI runs (make e2e_mock). A separate, local-only Docker suite (real Traefik + Crowdsec, under tests/e2e/scenarios) is kept for high-fidelity debugging against a real Crowdsec but is not exercised in CI; it ships in its own PR (#333).

Scope — what this suite does and does NOT test

These tests validate the plugin's own behaviour: the request flow through the Traefik middleware, the live / none / stream modes, caching, trusted-IP bypass, and ban / captcha page rendering.

They deliberately do not test that Crowdsec or its AppSec engine work correctly — that is validated and owned by the upstream maintainer (@maxlerebourg), not by this plugin. The mock only emulates the slice of the LAPI HTTP contract the plugin consumes.

So please don't open issues here about Crowdsec/AppSec detection accuracy based on this suite: the AppSec scenario is intentionally absent, and the mock returns whatever decisions the test tells it to.

What runs

Component How
Traefik Binary v3.7.1, downloaded into .cache/ (reused across local runs; re-downloaded on fresh CI runners)
Plugin Loaded via experimental.localPlugins from the repo root (symlinked into plugins-local/)
LAPI mocklapi — a stdlib-only Go command (its own nested module), compiled and cached under .cache/, driven through /admin endpoints instead of cscli
Backend A plain HTTP responder built into the mock

Fixed ports (override with env vars if needed): Traefik 8000, LAPI 8090, backend 8091.

Running locally

Prerequisites: bash, curl, go, tar. On first use the Traefik binary is fetched and the mock is compiled into .cache/. That cache is reused across local runs; CI runs on fresh runners, so both are recreated on every CI run.

# one scenario
make e2e_mock_stream-mode
# or directly
./tests/e2e/mock/scenarios/stream-mode/run.sh

# the whole suite
make e2e_mock

Layout

mock/
  lib/
    common.sh     # stack lifecycle, Traefik download, mock build, assertions, admin client
    traefik.yml   # static Traefik config (shared by all scenarios)
  mocklapi/
    go.mod        # nested module — kept out of the plugin's build/lint/vendor
    main.go       # mock LAPI + backend
  scenarios/
    <name>/
      dynamic.yml # Traefik dynamic config (router + bouncer middleware + backend)
      run.sh      # assertions for the scenario
      *.html      # optional fixtures (ban / captcha templates)

dynamic.yml uses placeholders (@@APIKEY@@, @@LAPI_HOST@@, @@BACKEND_URL@@, @@SCENARIO_DIR@@) that common.sh substitutes at runtime.

Adding a scenario

  1. Create scenarios/<name>/dynamic.yml and run.sh (copy stream-mode/ as a template).
  2. In run.sh, define a body function with the assertions and call run_scenario "<name>" "$HERE" body.
  3. Drive decisions with lapi_add_decision <ip> [type] [duration] and lapi_delete_decision <ip>.
  4. Add <name> to E2E_MOCK_SCENARIOS in the Makefile.