Kris Van Hees wrote: > Hi, > > I am currently running spamdyke 4.0.10, and I am experiencing very frequent > cases of hanging spamdyke processes, eating up connections and often causing > tcpserver to start refusing connections. I am still trying to figure our > where > it might be happening and why. So far, it mostly seems to be after there was > either a DNS timeout or a command timeout. It is turning into a major > disruption for email service, and I have had to disable spamdyke in order for > email service to be functional (albeit with a decent increase in spam > messages). > > My config is as follows: > > -------> > log-level=verbose > log-target=syslog > > ip-whitelist-entry=127.0.0.1 > ip-whitelist-entry=192.168.0/24 > ip-whitelist-entry=192.168.15/24 > > reject-empty-rdns > reject-missing-sender-mx > reject-unresolvable-rdns > > rdns-whitelist-dir=/var/qmail/spamdyke/rdns-white > > relay-level=normal > local-domains-file=/var/qmail/control/rcpthosts > > smtp-auth-level=ondemand > smtp-auth-command=/bin/checkpassword /bin/true > > tls-level=smtp > tls-certificate-file=/etc/ssl/certs/smtps.pem > > dns-timeout-secs=1200 > idle-timeout-secs=300 > #connection-timeout-secs=3600 > -------> > > Below is an example of log-level=debug output for a connection that ended up > hanging for over 9 hours (I killed the process around noon): > > -------> > Mar 10 00:10:53 saffron spamdyke[17086]: > DEBUG(filter_rdns_missing()@filter.c:848): checking for missing rDNS; rdns: > (unknown) > Mar 10 00:10:53 saffron spamdyke[17086]: FILTER_RDNS_MISSING ip: 61.108.211.99 > Mar 10 00:10:53 saffron spamdyke[17086]: > DEBUG(filter_ip_whitelist()@filter.c:1127): searching IP whitelist file(s); > ip: 61.108.211.99 > Mar 10 00:10:59 saffron spamdyke[17086]: > DEBUG(filter_recipient_relay()@filter.c:2183): checking relaying; > relay-level: 3 recipient: XXXXXXXXXXXXXXXXX ip: 61.108.211.99 rdns: (unknown) > local_recipient: true relaying_allowed: false > Mar 10 00:10:59 saffron spamdyke[17086]: DENIED_RDNS_MISSING from: > XXXXXXXXXXXXXXXXX to: XXXXXXXXXXXXXXXXX origin_ip: 61.108.211.99 origin_rdns: > (unknown) auth: (unknown) > Mar 10 00:16:00 saffron spamdyke[17086]: TIMEOUT from: [email protected] to: > [email protected] origin_ip: 61.108.211.99 origin_rdns: (unknown) auth: > (unknown) reason: TIMEOUT > -------> > > Any help, suggestions, or reports of similar experiences would be appreciated.
For sure there's problem with the TLS handling in spamdyke. See http://www.mail-archive.com/[email protected]/msg02269.html I'm not sure what it might be if the connection was not a TLS one. -- Teodor Milkov ICDSoft Ltd. System Administrator http://www.icdsoft.com/
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