Pid wrote: > Edward Song wrote: >> Hi all, >> >> >> >> Just soliciting some feedback on how to effectively, thwart data mining on >> our server. >> >> >> >> We have a reactive solution when it comes to screen scraping and data mining >> on Tomcat 5.5. >> >> We simply find the offending IP's and add them to the deny rules using the >> Valve - org.apache.catalina.valves.RemoteAddrValve >> >> >From what I understand, for changes to take effect, requires a restart of >> Tomcat. >> >> I was thinking to override the RemoteAddrValve to retrieve offending IP's >> from a file as well, so as not requiring a restart everytime an offending IP >> is found. >> >> Our applications then would be able to identify offending IP's, and based on >> their own rules, add them to the file. > > it could be expensive to check the file for every request. > if you're going to do that, then consider caching the file and using an > internal thread to reload it periodically.
You could use JMX to update the list of denied IP addresses. Better yet, just use iptables. --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
