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Update HAProxy SPOA documentation with new cookie management approach #887

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merged 2 commits into from
Oct 16, 2025
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Update HAProxy SPOA documentation with new cookie management approach #887

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ce169c0
Update HAProxy SPOA documentation with new cookie management approach
LaurenceJJones Sep 23, 2025
5c3d5ed
Remove dedicated Cookie Management section
LaurenceJJones Sep 23, 2025
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14 changes: 14 additions & 0 deletions crowdsec-docs/unversioned/bouncers/haproxy_spoa.mdx
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Original file line number Diff line number Diff line change
Expand Up @@ -170,6 +170,13 @@ frontend http-in
filter spoe engine crowdsec config /etc/haproxy/crowdsec.cfg
http-request set-header X-CrowdSec-Remediation %[var(txn.crowdsec.remediation)]
http-request lua.crowdsec_handle if { var(txn.crowdsec.remediation) -m found }

## Handle captcha cookie management via HAProxy (new approach)
## Set captcha cookie when SPOA provides captcha_status (pending or valid)
http-after-response set-header Set-Cookie %[var(txn.crowdsec.captcha_cookie)] if { var(txn.crowdsec.captcha_status) -m found } { var(txn.crowdsec.captcha_cookie) -m found }
## Clear captcha cookie when cookie exists but no captcha_status (Allow decision)
http-after-response set-header Set-Cookie %[var(txn.crowdsec.captcha_cookie)] if { var(txn.crowdsec.captcha_cookie) -m found } !{ var(txn.crowdsec.captcha_status) -m found }

use_backend <whatever>

backend crowdsec-spoa
Expand Down Expand Up @@ -212,6 +219,7 @@ recaptcha
turnstile
```


### Prometheus Metrics

Enable and expose metrics:
Expand Down Expand Up @@ -393,6 +401,12 @@ frontend test
http-request set-header X-CrowdSec-IsoCode %[var(txn.crowdsec.isocode)] if { var(txn.crowdsec.isocode) -m found }
http-request lua.crowdsec_handle if { var(txn.crowdsec.remediation) -m found }

## Handle captcha cookie management via HAProxy (new approach)
## Set captcha cookie when SPOA provides captcha_status (pending or valid)
http-after-response set-header Set-Cookie %[var(txn.crowdsec.captcha_cookie)] if { var(txn.crowdsec.captcha_status) -m found } { var(txn.crowdsec.captcha_cookie) -m found }
## Clear captcha cookie when cookie exists but no captcha_status (Allow decision)
http-after-response set-header Set-Cookie %[var(txn.crowdsec.captcha_cookie)] if { var(txn.crowdsec.captcha_cookie) -m found } !{ var(txn.crowdsec.captcha_status) -m found }

use_backend test_backend
```

Expand Down