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Last active May 29, 2024 16:50
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Logging request body in HAProxy
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haproxy-log-request-body.md

Logging request body in HAProxy

add the following to the frontend section of your haproxy configuration

## ------ LOG REQ BODY ----------
option http-buffer-request
declare capture request len 40000000
http-request capture req.body id 0
log-format "%ci:%cp [%tr] %ft %b/%s %TR/%Tw/%Tc/%Tr/%Ta %ST %B %CC %CS %tsc %ac/%fc/%bc/%sc/%rc %sq/%bq %hr %hs %{+Q}r %[capture.req.hdr(0)]"
## --------------------


## ------ LOG REQ BODY AND RES BODY ----------
option http-buffer-request
declare capture request len 40000000
declare capture response len 40000000
http-request capture req.body id 0
http-response capture res.body id 0
log-format "%ci:%cp [%tr] %ft %b/%s %TR/%Tw/%Tc/%Tr/%Ta %ST %B %CC %CS %tsc %ac/%fc/%bc/%sc/%rc %sq/%bq %hr %hs %{+Q}r %[capture.req.hdr(0)] %[capture.res.hdr(0)]"
## --------------------

Example config ref

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