Re: Tomcat DBCP SQLServer failover

2012-10-12 Thread Jose María Zaragoza
I agree with you. Because of that, I've got that question :-) Hopefully I've answered it..? - -chris A lof of thanks, Chris. I'm going to test it and I'll make feedback to the list Regards - To unsubscribe, e-mail:

Re: Tomcat DBCP SQLServer failover

2012-10-11 Thread Jose María Zaragoza
How can you tell the difference between a primary server being down and the primary server needing to (otherwise?) fail-over to the backup? I'm confused about your nomenclature (primary failover means mirror - primary?). Well, I'm newbie in SQLServer but I think that primary and mirror are

Re: How to limit the number of sessions per IP address (DOS attacks)

2012-10-11 Thread Jose María Zaragoza
I'd like to implement something for controlling flooding on the same URL. I've thought to make it using by a valve filter ( based on RemoteAddressFilter ) and check remote IP address. is it the best way ? is Remote IP address reliable ? I'll be a public Tomcat 6 server I could add a CAPTCHA but

Tomcat DBCP SQLServer failover

2012-10-10 Thread Jose María Zaragoza
Hi: I want to add database failover to my web application I use Tomcat 6 and SQLServer database + JDBC Driver 3.0 I'm getting connections from datasource with DataSource ds = ic.lookup(java:comp/env/jdbc/mydb); Connection con = ds.getConnection(); I know that I've got to define a DN like

Re: Concept doubt about threads servlets

2012-09-29 Thread Jose María Zaragoza
Thanks Yes, but I am curious how you would make a browser send several requests in a row on the same connection, without waiting for the first request to return a response. For example, with AJAX calls Well , I suppose that diferents AJAX calls go throught the same TCP connection, but I'm not

Re: Problems with Realm

2012-09-29 Thread Jose María Zaragoza
Maybe the web page requested (under /pages/protected/admin/*) is allowed to visit after you login, but that page could need to access to resources stored under others folders non-authorized Try to access a simple web page ( a blank page ) stored under /pages/protected/admin/ to test if realm

Re: Problems with Realm

2012-09-29 Thread Jose María Zaragoza
Have a look at Tomcat log files 2012/9/29 sohsoh boudali.souh...@gmail.com: I tried and the same problem ! -- View this message in context: http://tomcat.10.n6.nabble.com/Problems-with-Realm-tp4987265p4987268.html Sent from the Tomcat - User mailing list archive at Nabble.com.

Concept doubt about threads servlets

2012-09-28 Thread Jose María Zaragoza
Hello: I've got a concept doubt about if it's possible perform many calls to the same servlet ( on the same session ) if the previous one didn't finish. I know that a connection is assigned to a thread. If the client doesn't open more connection ( Keep-Alive: true ), all requests are processed

Re: redirecting people to maintenance mode

2012-08-20 Thread Jose María Zaragoza
I assume I can use iptables to redirect people to a different web server, but how can I know that I need to redirect them to the maintenance.html if that server is serving other web pages too? You can try Valve filters . With Valve, you have access to Request and Response objects I didn't

Re: redirecting people to maintenance mode

2012-08-20 Thread Jose María Zaragoza
maybe I haven't worded my idea correctly. I can't assume the Tomcat service in server1 is running all the time (since it's under maintenance, tomcat might be restarted a few times during the maintenance). That's why I thought about iptables. The issue is that iptables run at the IP level while

Re: redirecting people to maintenance mode

2012-08-20 Thread Jose María Zaragoza
Sorry, for any reason the date was changed in my system inadvertently Corrected. I don't have any problem to fix issues to people from the future :-) - To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For

Re: Session Close Problem

2012-08-13 Thread Jose María Zaragoza
2012/8/13 Koray Duman koray_...@yahoo.com: Hi; We have used Tomcat 7.0.28 for 2 weeks. Our applicaiton is working normally until yesterday. Yesterday I realized that When I closed our application browser, Session cannot be closed by tomcat. It is waiting a lot of time. And I realized

Re: Session Close Problem

2012-08-13 Thread Jose María Zaragoza
2012/8/13 Koray Duman koray_...@yahoo.com: I think It is anything sending to server. Because I close the browser. Well, I'm not an expert , so don't trust so much on my reply :-) But, I guess that your browser doesn't notify anything to finish a session, because session tracking is managed by

Re: PDF Download problem tomcat = 7.0.27

2012-07-31 Thread Jose María Zaragoza
2012/7/31 Michele Mase' michele.m...@gmail.com: With the tomcat locally installed all works fine; the issue occurs from a linux box (rhel6.x in my situation) with tomcat 7.0.29 as the server machine and a client. Both are in lan without filtering elements. Since I'm (as now) unable to

Re: PDF Download problem tomcat = 7.0.27

2012-07-31 Thread Jose María Zaragoza
2012/7/31 Michele Mase' michele.m...@gmail.com: I'm waiting for a better solution ... One silly question, do you have try to reproduce this issue with an upper version of PDF Library ? I know that you cannot to upgrade all clients but we can to discard a bug in this plugin And, do you have try

Re: PDF Download problem tomcat = 7.0.27

2012-07-31 Thread Jose María Zaragoza
The Content-Length header in the above 206 response is not from Tomcat. Tomcat's DefaultServlet does not calculate the whole size of the parts and does not set content-length, and the file size is much more than fits into the buffer. So it would use Transfer-Encoding: chunked in its

Re: PDF Download problem tomcat = 7.0.27

2012-07-30 Thread Jose María Zaragoza
2012/7/30 Michele Mase' michele.m...@gmail.com: IE 6.x on my test pc, but also IE8 with other pcs. Acrobat is 9.x, 9.5.1 version, a lot of clients have this version, an upgrade is not possible for now. I've reviewed the apache access log (when the doc is served by a web server apache

Re: An attempt was made to authenticate the locked user admin

2012-07-27 Thread Jose María Zaragoza
we are getting the following warning message from the log, when the machine on but we are not in the office. what is the meaning of the following message? Is anybody outside trying to login? Maybe. Look at your access log to know if come from outside

Re: Permanent servlet in TC7

2012-07-26 Thread Jose María Zaragoza
2012/7/26 Chip McVey chip.mc...@quest.com: Hi, In TC7, is there a way to tell Tomcat to never unload a given servlet unless Tomcat itself is being shutdown? I want a single servlet instance that I can know will exist for the life of the tomcat process without being unloaded reloaded

Re: java.sql.SQLException: No more data to read from socket

2012-07-19 Thread Jose María Zaragoza
2012/7/19 vijay mathew vijaymathew2...@yahoo.com: My application is using Tomcat 5.5 It works fine all the time however at times when I try to login to the application I get the below exception java.sql.SQLException: No more data to read from socket at

Re: java.sql.SQLException: No more data to read from socket

2012-07-19 Thread Jose María Zaragoza
2012/7/19 vijay mathew vijaymathew2...@yahoo.com: Jose, Tomcat is using JDK 1.5 and its JDBC driver.So I am not sure if I need to upgrade the JDBC driver. I suspect that whene DB is getting restarted, the idle connections are being removed. Not sure how we can avoid this situation OK, so

Re: Any way to deal with too many request per second?

2012-07-06 Thread Jose María Zaragoza
2012/7/6 Christopher Schultz ch...@christopherschultz.net: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 It is unreasonable to queue requests as a mitigation for high load: you will only make things worse for your clients. If I create a valve which delays requests by source IP address ,

Re: Any way to deal with too many request per second?

2012-07-02 Thread Jose María Zaragoza
2012/7/2 Steve Millidge smilli...@c2b2.co.uk: Hi Brian, You can tune the threads in the Tomcat HTTP connector. Set maximum threads to the maximum concurrency you are prepared to support. That way requests will wait until a thread becomes available. But, if I'm not wrong, he want to punish

Re: tomcat security authenticator

2012-06-28 Thread Jose María Zaragoza
2012/6/28 Komáromi, Zoltán komaromi.zol...@horticosoft.hu: 1. Why not a Realm? Because the authentication depends on session attribute, and I want to bypass the form if user is logged in. When I used Tomcat's realm to authenticate users , that was a issue than I missed : to access to session

Re: Running Tomcat in a jvm with an EJB container...

2012-06-18 Thread Jose María Zaragoza
2012/6/18 Tony Anecito adanec...@yahoo.com: Hi All, Since JBoss is usually several minor versions behind on it's embedded Tomcat server I usually run them in different jvms so I can use the latest versions of each. Are you interested on any particular feature in latest releases of Tomcat

Re: [solved] Re: connection reset errors

2012-06-11 Thread Jose María Zaragoza
The solution was to 1) set acceptCount to a higher value in Tomcat and 2) to configure my OS to allow applications to specify longer accept queues. That last step was the one missing. I had changed acceptCount before, but since the OS was limiting the accept queue length I did not see any

Re: connection reset errors

2012-05-22 Thread Jose María Zaragoza
2012/5/22 Kees Jan Koster kjkos...@gmail.com: Dear Tomcat community, I am trying to resolve the problem where some client code in Java frequently gets the following error in the logs: java.net.SocketException: Connection reset        at

Re: connection reset errors

2012-05-22 Thread Jose María Zaragoza
Yes I am. In finally{} block. Here is the client code: Calling the disconnect() method of HttpURLConnection may close the underlying socket if a persistent connection is otherwise idle at that time Try don't call it, test it and tell us :-)

Re: http status 404 error

2012-05-11 Thread Jose María Zaragoza
2012/5/11 Irene Amatulli iamatu...@cleverdevices.com: Hi, I got this error when trying to access my application's website.  The Tomcat service is running, so I don't know why I got this error.  The website appeared with no problems when I used it yesterday.  I'm not sure if some updates

Re: tomcat6 lookup for remote EJB on glassfish

2012-05-10 Thread Jose María Zaragoza
2012/5/10 tomaz tomaz.majerh...@arnes.si: Dne 9.5.2012 15:48, piše Pid *: On 9 May 2012, at 09:12, tomaz tomaz.majerh...@arnes.si wrote: I'm struggling to get remote EJB from lookup, but with no success, is it posible to this in Apache Tomcat/6.0.18? I'm interested about how you solve

Re: Tomcat from remote subnet

2012-05-09 Thread Jose María Zaragoza
2012/5/9 Charles Shreve char...@citinc.biz: I enabled logging and was able to find that the log comes back with code 200 which is my understanding that everything connects properly.  I have found that I am able to open any size html file, and jpeg files under 31k from the remote subnet off

Re: Tomcat from remote subnet

2012-05-07 Thread Jose María Zaragoza
2012/5/7 Charles Shreve char...@citinc.biz:  We are able to open a test.html page from the remote location but we cannot open our web app from the remote location.  Does Tomcat, by default, only allow local subnet access? If you can access to a test.html page from remote site, looks like it

Re: Tomcat from remote subnet

2012-05-07 Thread Jose María Zaragoza
El 07/05/2012, a las 17:59, Charles Shreve char...@citinc.biz escribió: Where would I find the access.log? Under tomcat folder, into logs folder Thank You, Charles Shreve 540-662-1414 - Original Message - From:Jose María Zaragoza demablo...@gmail.com To:Tomcat Users List

Re: Limiting access to resources, based on username, not on the user role

2011-09-22 Thread Jose María Zaragoza
El 23/09/2011, a las 00:10, Pid p...@pidster.com escribió: On 22/09/2011 23:03, Omar Belkhodja wrote: Hello, I'm trying to create some kind of web application, that will provide access to sensitive data for users. Each user, should login first, then after that he will be able to display a

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