Files
crowdsec-bouncer-traefik-pl…/tests/e2e/mock/scenarios/redis/run.sh
T
bb44aef718 feat: Allow cache reading from replicas (#342)
* feat: Allow cache reading from replicas

* 🍱 fix logic

*  add testing for redis with mock

* 🍱 fix permission

* 📝 test(e2e/redis): fix swapped IP→verdict comments

The mock returns "f" (not banned) for 1.2.3.4 and "t" (banned) for
1.2.3.5, and the run.sh assertions match that. Both doc comments
described the opposite mapping; correct them to match the code.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

*  test(e2e/redis): exercise read-from-replica path

The redis scenario only set redisCacheHost, so it validated the writer
but never the round-robin reader path this feature adds. Split the mock
into two roles: the primary (--redis-addr) now answers every GET with a
miss, while the replica (--redis-read-addr) serves the hardcoded
verdicts. The scenario points redisCacheReadHosts at the replica (twice,
to drive round-robin), so the banned-IP-blocked assertion only passes if
the plugin actually reads decisions from the replica rather than the
primary.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* 📝 docs: note replicas don't fall back to primary on outage

When RedisCacheReadHosts is set, reads are not retried against the
primary if the replicas are unreachable. Document that this, combined
with the default RedisCacheUnreachableBlock=true, means a replica outage
can block traffic while the primary is healthy.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* 🐛 fix(cache): avoid nil-pointer panic on empty redis read

redisCache.get fell through to `switch err.Error()` when Get returned a
nil error with an empty value, panicking on the nil error. simpleredis
never returns that combination today (a miss yields RedisMiss), so it
was unreachable in practice — but the read path is safer treating an
empty, error-free read as a cache miss, which also guarantees err is
non-nil before err.Error() is called.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* 🍱 add test for rotation

* 🐛 readd redis/run.sh

* 🐛 fix redis/run.sh

* 🐛 fix test label; remove log

* 🍱 add tests for roundRobin

* 🐛 fix test

---------

Co-authored-by: maxlerebourg <maxlerebourg@gmail.com>
Co-authored-by: mhx <mathieu@hanotaux.fr>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-26 13:51:22 +02:00

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#!/usr/bin/env bash
set -euo pipefail
HERE="$(cd "$(dirname "$0")" && pwd)"
# shellcheck source=../../lib/common.sh
source "$HERE/../../lib/common.sh"
SCENARIO=redis
# The replica mock returns "f" (not banned) for 1.2.3.4 and "t" (banned) for 1.2.3.5.
# The primary mock always misses.
body() {
echo "[$SCENARIO] cached banned IP must not be blocked because call for primary (test rotation)"
assert_status "http://127.0.0.1:${WEB_PORT}/foo" 200 -H "X-Forwarded-For: 1.2.3.5"
echo "[$SCENARIO] cached banned IP must be blocked"
assert_status "http://127.0.0.1:${WEB_PORT}/foo" 403 -H "X-Forwarded-For: 1.2.3.5"
echo "[$SCENARIO] cached clean IP must pass"
assert_status "http://127.0.0.1:${WEB_PORT}/foo" 200 -H "X-Forwarded-For: 1.2.3.4"
echo "[$SCENARIO] unknown IP (redis miss) must fall through to LAPI and pass"
assert_status "http://127.0.0.1:${WEB_PORT}/foo" 200 -H "X-Forwarded-For: 1.2.3.6"
}
run_scenario "$SCENARIO" "$HERE" body