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At present option smtpchk closes the TCP connection abruptly on completion of service checking, even if successful. This can result in a very high volume of errors in backend SMTP server logs. This patch ensures an SMTP QUIT is sent and a positive 2xx response is received from the SMTP server prior to disconnection. This patch depends on the following one: * MINOR: smtpchk: Update expect rule to fully match replies to EHLO commands This patch should fix the issue #1812. It may be backported as far as 2.2 with the commit above On the 2.2, proxy_parse_smtpchk_opt() function is located in src/check.c [cf: I updated reg-tests script accordingly] (cherry picked from commit 9a8d8a3fd0828a1cb64745318dcc5704a0b4b1a9) Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
The HAProxy documentation has been split into a number of different files for ease of use. Please refer to the following files depending on what you're looking for : - INSTALL for instructions on how to build and install HAProxy - BRANCHES to understand the project's life cycle and what version to use - LICENSE for the project's license - CONTRIBUTING for the process to follow to submit contributions The more detailed documentation is located into the doc/ directory : - doc/intro.txt for a quick introduction on HAProxy - doc/configuration.txt for the configuration's reference manual - doc/lua.txt for the Lua's reference manual - doc/SPOE.txt for how to use the SPOE engine - doc/network-namespaces.txt for how to use network namespaces under Linux - doc/management.txt for the management guide - doc/regression-testing.txt for how to use the regression testing suite - doc/peers.txt for the peers protocol reference - doc/coding-style.txt for how to adopt HAProxy's coding style - doc/internals for developer-specific documentation (not all up to date)