Library for parsing HAProxy SPOP protocol messages.
The protocol is described here: https://github.com/haproxy/haproxy/blob/master/doc/SPOE.txt
To test you need to have just, podman and rust installed.
To run haproxy in a container, only type just, this will build the container and start it.
To compile and run the test agent, type:
just agentYou need to install
cargo install cargo-watchto run the agent in watch mode.
To send a request to the haproxy container, type:
just testThe HAProxy configuration is in the haproxy.cfg file, and the SPOE
configuration is in the spoe-test.conf file.
global
log stdout format raw local0
daemon
defaults
log global
mode http
option httplog
timeout client 30s
timeout connect 10s
timeout server 30s
frontend main
bind :5000
filter spoe engine test config /usr/local/etc/haproxy/spoe-test.conf
http-after-response set-header X-SPOE-VAR %[var(txn.spoe_test.my_var)]
default_backend app
backend spoe-test
mode tcp
server rust-agent 127.0.0.1:12345
backend app
mode http
http-request return status 200 content-type "text/plain" string "Hello"
And the spoe agent conf:
[test]
spoe-agent test
messages log-request
option var-prefix spoe_test
option continue-on-error
timeout processing 10ms
use-backend spoe-test
spoe-message log-request
args ip=src country=hdr(CF-IPCountry) user_agent=hdr(User-Agent)
event on-frontend-http-request