Questions tagged [tomcat]

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Unavailable port 443 after reboot

I am new in Linux. I have installed on my Debian server Tomcat9. Tomcat is running after OS reboot, but port 443 is not listen. I can run tomcat/bin/shutdown.sh a then tomcat/bin/startup.sh and then ...
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10 views

Grails web application loses connection to postgres database, what could be causing this?

I am running Postgres on a Ubuntu instance with Tomcat as my application server. Suddenly my deployed applications are no longer connecting to their respective database. Looking at the logs catalina....
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19 views

logrotate wildcard generating empty files

I discovered that using wildcard with logrotate give me empty files. I would like to find a solution for not having those empty files created. Many thanks for your help The extract of my /etc/...
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21 views

Tomcat 7 / logback produces logs to /var/log/message & journactl

Since we change our server from Centos 6 / Tomcat 6 to Centos 7 / Tomcat 7, tomcat's logs have changed places. Before the were located inside catalina.out and now they are in /var/log/message (and ...
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1answer
14 views

CPU utilisation of Tomcat8 is high in Linux machine

I have a web portal and it is consuming high CPU. We have taken thread tump and checked the Catalina log during the time of issue and we couldn't find the root cause of the same. Is there any way that ...
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1answer
51 views

Securing Tomcat-Server where to set deployXML = false?

For Securing my Apache Tomcat server on Ubuntu Server 18.04 LTS, I wanted to set attribute deployXML = false, but I don't know in which xml file. In the tomcat folder, I have the files server.xml / ...
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1answer
38 views

Tomcat Access Log understanding like Logs like failed Access or attemps logs from User

I installed Apache Tomcat on my Ubuntu server. The next step is, I want to interpret the access logs. However I didn't really understand the logs. Like POST / GETS, what do they mean? I really want to ...
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31 views

What permissions are used for the artifactory master key?

I'm trying to get artifactory working properly on my web server on RHEL 7. While going through my localhost log files I see this error: Could not load key. /var/opt/jfrog/artifactory/etc/security/...
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1answer
639 views

Why am I getting HTTP Status 404 - Not Found?

I'm very new to Artifactory. I just got Artifactory Tomcat started on my webserver using RHEL 7. When I try to access my page: http://myPage:8081/artifactory/webapp/#/home, I get: HTTP Status 404 ...
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2answers
201 views

Using FreeBSD Ports & Packages, Installing Tomcat on FreeBSD 12 installs Java 8 rather than my already-installed Java 12

On FreeBSD 12, I already installed Java 12 successfully using: sudo pkg install openjdk12 And I edited etc/fstab as directed by the text emitted by that installer. Then I set the PATH to include ...
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2answers
55 views

Tomcat startup script output not available with piping (grep)

I'm completely puzzled by this behavior of Tomcat 9.0.21 startup script catalina.sh: # following line added by me echo "CATALINA_HOME" # following line added by me echo $have_tty if [ $have_tty -eq ...
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1answer
81 views

Red Hat Configuration of Tomcat 8 - ${JAVA_OPTS} keyword not recognized

I'm trying to configure tomcat8 on Red Hat Enterprise Linux 7. I get the configuration file from a Debian version (that I have set up), which is: [...] JAVA_OPTS='-Djava.awt.headless=true' JAVA_OPTS=...
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2answers
55 views

Tomcat9 Enable Manager Page for multiple services

To enable manager page for some webservice running on port 8999, i have copied the manager directory from webapps to port 8999's appbase i.e., webapps2. The manager page opens fine on port 8999 but ...
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1answer
62 views

Multiple Web Servers over a Single IP, Using Apache as a Reverse Proxy

How can I run multiple servers over a single IP, Using apache reverse proxy. Basically I want to configure an apache proxy for atlassian products like follows: https://jira.domain.com ProxyPass to ...
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472 views

How do I resolve 'CAS is unavailable' error?

I am managing a web based application hosted on RHEL Machine, the is Active Directory Services hosted on Window Server 2016, authentication trust is established with LDAP/App integration. All has ...
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1answer
1k views

-bash: ./catalina.sh: No such file or directory

Using SSH, I want to execute catalina.sh to start a Tomcat server (from my client Mac terminal). I log in without any issue. Then, I do: [site /home/public]$ cd $CATALINA_HOME/bin and on Enter I ...
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57 views

Apache, Tomcat : Load balancing not working with 2nd server

I am working on load balancing 2 servers which have different domain names. Currently, it's working good for Server1, where load-balancing configuration and 1 instance of Tomcat is present, but not ...
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1answer
110 views

Apache, Tomcat : Loadbalancing not working, failed to connect with Tomcat

I am working on loadbalancing 2 servers. Both of them are on different domain names. I have configured load balancing for them according. Currently, I am getting failed to make connection. What am I ...
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1answer
1k views

logrotate not able to truncate catalina.out [duplicate]

I'm running tomcat server in my centos machine. I've following content in my /etc/logrotate.d/tomcat file: /log/apache-tomcat/catalina.out{ copytruncate daily size 256M rotate 8 missingok ...
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1answer
3k views

Tomcat startup.sh file works but starting tomcat.service does not [duplicate]

Short Story: When running 'sudo systemctl start tomcat', it seems to call shutdown.sh immediately after startup.sh: Feb 03 19:36:49 xxxxx startup.sh[10285]: Tomcat started. Feb 03 19:36:49 xxxxx ...
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886 views

How to config HTTPS on Apache tomcat

I have installed the Apache Tomcat/7.0.76 on centos7. I want to enable SSL on the tomcat. I have root, intermediate, domain certificate. Like this 85163c004aa3625d.crt gd_bundle-g2-g1.crt gdig2....
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923 views

redirect url to another url in tomcat 7

I am using Tomcat 7 which have 3 applications in its webapps (app1, app2, app3). My problem is with app3 which is no longer in use now and I want to redirect it to another url. Like, when user hits ...
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282 views

Can't start tomcat in digital ocean's CentOS server?

I am trying to configure a CentOs server in DigitalOcean. I have followed all those steps mentioned in their website.This is the link of various steps to configure server. DigitalOcean. I followed all ...
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1answer
64 views

Disable Tomcat Session persistence using sed or perl

I need to disable Tomcat session persistence as I have implemented SpringSession on my Spring (not Spring Boot) Application. I've tried using sed and perl to edit multiple lines in the context.xml ...
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0answers
261 views

request.getRemoteHost() returns IP address instead of FQDN

I am designing a servlet in which I would like to determine the fully qualified domain name (FQDN) of the client. I am attempting to use javax.servlet.HttpServletRequest.getRemoteHost() in order to ...
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1answer
251 views

Create dialog based on console output

I would like to display a dialog box using zenity or dialog or something similar based on a specific string displayed in console window? Background: I have created a wrapper shell script which calls ...
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1answer
146 views

Strict-Transport Header HSTS

I need to configure the HSTS (HTTP Strict-Transport Header) in Linux. I have added the following on the Tomcat/Conf Web.xml file: httpHeaderSecurity org.apache.catalina.filters....
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0answers
2k views

tomcat9 - 401 Unauthorized error trying to log into tomcat manager app [closed]

I can't log into the manager apps. During a fresh install, I followed the instructions for editing the tomcat-users.xml, restarted tomcat Role are configured like so: <role rolename="tomcat"/...
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2answers
1k views

SELinux blocks tomcat web application to load Java native library (JNI) from /tmp folder

I have a Centos 7 with Tomcat installed and tomcat user ls -l /var/lib/tomcat total 0 drwxrwxrwx. 5 root tomcat 84 Jul 3 13:18 webapps SELinux is enforcing and a Java web application which tries ...
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2answers
159 views

Accessing different servers with same domain name

I have a Linux Server (Ser1) on which an application is running on Apache and tomcat using proxy. This server has a registered domain name abc.web.example. Because of traffic, company has taken ...
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1answer
884 views

How to install Apache Tomcat 9 using apt-get?

I am trying to install Apache Tomcat using apt-get but it produces this error: apt-get install tomcat9 Reading package lists... Done Building dependency tree Reading state information... Done ...
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1answer
62 views

I can't access my website using tomcat

I'm trying to create my own website using JSP, Tomcat... I'm trying to install Tomcat in Ubuntu (in my Cloud Instance) but I can't access my website. I trying to install Tomcat 9 and I'm using ...
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1answer
802 views

copy folder permission to another server

I have the next problem, i have 2 servers (debian) and each one have install tomcat. The first server (192.168.0.100) have installed tomcat with their default permissions in every folder (and that’s ...
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1answer
2k views

Error starting tomcat7.service in arch linux

The os is running is Arch Linux x86-64. I'm trying to start tomcat7.service via systemctl start tomcat7.service, but it throws a error message: Job for tomcat7.service failed because the control ...
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2answers
1k views

Can not open tomcat default page CentOS

I have downloaded tomcat on my local box and when i try to run in the is the output which i have. Using CATALINA_BASE: /home/user/Downloads/apache-tomcat-8.0.23 Using CATALINA_HOME: /home/user/...
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1answer
1k views

Apache2 as reverse proxy not working?

Hello I am trying to setup apache2 as reverse proxy on Ubuntu. For the backed I have tomcat 7. For the configuration file /etc/apache2/sites-enabled/example.co.conf <VirtualHost *:80> ...
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0answers
887 views

How to configure apache as reverse proxy for HTTPS tomcat7 backend?

I have configured my tomcat7 to use letsencrypt SSL successfully on port 8443. Now I want to accept for 443 port only I am using apache2 in front of it. I added virtual host and this is the content on ...
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1answer
2k views

Tomcat8's “Silence” process using 100% CPU. What is this process?

After hitting some performance issues with one of our servers, I observed a Tomcat8 process called "Silence" using 100% continuously. I tried to find information about it on Google, but searching for ...
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1answer
1k views

The server encountered an unexpected condition that prevented it from fulfilling the request

I have two amazon instances, I have uploaaded the same war in both instances, In one instance it is running properly(giving expected result) but in another instance it is giving the following error ...
2
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1answer
1k views

How to configure Tomcat to serve at port 80 on root path?

I have an application running on a Tomcat server at http://example.com:8080/webapp. I would like my app to be accessible at http://example.com. How to remove the :8080/webapp path?
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1answer
797 views

Linux Machine time mismatch with all other logs time [closed]

I have deployed multiple wars on QA environment but when I am doing date command on my Linux machine, it is showing Correct PST time that I have set but in the logs I am getting different time. Same ...
3
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1answer
1k views

Logrotate Tomcat log file

I am writing Tomcat log with this setting: Log configured using an AccessLogValve in server.xml Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs/access" prefix="access" ...
2
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0answers
18 views

Java web application fails on one instance and passes on another with the same version

I am running a java web application on tomcat on a docker container on Ubuntu on two machines. Both have the same OS version Linux version 3.19.0-77-generic (buildd@lcy01-03) (gcc version 4.8.4 (...
0
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1answer
550 views

change user to sudo(root) after login to other server

i have 2 servers(Linux 2.6.32-696.el6.x86_64) suppose fe1 and fe2. i need to run a command (service tomcat start/stop) on fe2 from fe1 but it requires sudo as root. Command that i am using for sudo ...
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1answer
205 views

HTTPD using same port multiple times

I am running 3 tomcat in cluster ( different httpd & AJP13 ports ) with a apache in the front. It looks like only one tomcat stays up and other two error out in jkstatus manager The error logs ...
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0answers
45 views

Using CSF (or other app) to block access to tomcat manager based on URL and ip address

I am using CSF on my linux VPS. I want to restrict access to the tomcat manager based on if an ip other than my home ip (my home ip is in the csf.allow file) tries to reach the tomcat manager. In CSF (...
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1answer
1k views

Remove OpenJDK/JRE and installed Oracle JDK, now Tomcat fails

I am running a Centos7 system for Tomcat. Everything was working properly using Tomcat 8.5 and OpenJDK but the dev wants to use Oracle JDK. So, I yum autoremove the JDK files and then downloaded the ...
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1answer
2k views

how to access catalina.sh file of tomcat8 in amazon linux

I have installed tomcat 8 using yum. Now I need to make some changes in catalina.sh file but I'am unable to locate it. it would be helpful if anyone could tell me the pathway or how to access the file....
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1answer
580 views

Deleting anything in webapps directory doesn't work using Apache Tomcat 7

I ran into an issue where rm doesn't delete anything from the webapps directory using Apache Tomcat 7, but rm does work in any other directory. The Tomcat service is down. Any ideas?
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1answer
405 views

Does Tomcat with Kerberos need a keytab file linked with a specific user?

We are trying to setup a tomcat server on RHEL 6.5 to use Kerberos authentication. We have tried to follow this guide, but it seems more appropriate for a Windows implementation. In our environment, ...