Questions tagged [tomcat]

Apache Tomcat is an open source software implementation of the Java Servlet and JavaServer Pages technologies released under the Apache License version 2. The Tomcat project started at Sun Microsystems and was donated by Sun to the Apache Software Foundation in 1999.

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Demand user's x509 certificate from java web application only when required

My web application authenticates the user based on user's x509 certificate. For now, I've configured tomcat for mutual authentication by setting "clientAuth=want". However, as this ...
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NGINX Ingress giving 503 Service Temporarily Unavailable. nginx/1.19.1 error in frontend

I am trying to install the Cyclos Mobile app on GCP Everything setup perfectly but when I am trying to access the setup on browser it always showing either default backend - 404 or 503 Service ...
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IIS Forward Request to localhost (apache tomcat)

I have a site running say, public IP address 12.12.12.12 The site is deployed on IIS server. The site calls the api say 12.12.12.12/api/blah/blah What I want to do is when 12.12.12.12/api hits, it ...
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Apache Tomcat rewriting url matching specific pattern

I've got a question: An application and the specific backend gets packed within the same maven module with the context /test/. The REST-Apis for the backend are located at /test/api/*, but all other ...
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71 views

Why does a restart of my Azure WebApps instance caused downtime of a few hours?

My Azure WebApps instance (running on Tomcat, Linux) has been working well for 9 months. Recently there was a couple of hours downtime, which according to a Microsoft Support Engineer was caused by ...
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Why package managed Tomcat 9 can't find APR native library in Ubuntu 18.04?

I already installed the packages libtcnative-1 and libapr1. Tomcat, as always says: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found ...
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18 views

Preserve JSESSIONID in Apache + Tomcat + Memcached

I am trying to create an environment for my application with high availability. So I'm using Apache 2.4 as a WebServer / ReverseProxy, Tomcat 8.5 as an application server and Memcached as a session ...
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60 views

Tomcat 9 webapp does not start

I am working on a webapp with a Tomcat and want to deploy it on the production server, windows server 2012R2. My application works just fine on a local tomcat web server (also 9) but when I try to ...
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18 views

Does http.nonProxyHosts support the subnet/CIDR IP syntax 172.16.0.0/12?

Does http.nonProxyHosts support the subnet/CIDR IP syntax 172.16.0.0/12 (private IP addresses)? The alternative would be quite complicated: 172.16.*\|172.17.*\|172.18.*\|172.19.*\|172.20.*\|172.21.*\|...
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342 views

selinux is preventing from execute access on the file centos

I want to launch the Tomcat service on CentOS with the cmdlet : systemctl start tomcat.service but i get the error Failed to start Apache ExecStart=/opt/tomcat/bin/startup.sh (code=exited, status=...
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ansible:manipulating 200 files quick

I have a tomcat server with 200 instances. I have created a playbook for deploying a new server and it works fine, BUT I have several plays that manipulate numerous files in each tomcat-instance, and ...
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Should SSL certificates be configured in Tomcat when using Apache server as front end?

I'm using Apache server to receive HTTPS traffic, and I want it to forward the request to Tomcat using mod_jk. The configuration of the Apache site has everything to handle HTTPS on 443 for a specific ...
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58 views

Tomcat root deployment not working in Kubernetes (AKS)

I am having problems deploying a Java .war application in Tomcat on Kubernetes. I have a Docker image based on tomcat:8.5.40-jre8 containing two Tomcat .war webapps, One at ROOT and one with its own ...
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Tomcat making CPU 100% on 8 GB instance but working fine on 16GB RAM instance

I have a Java web application running on tomcat 8.5.x on AWS ubuntu ec2 instance. I was running this application on a m5.xlarge instance which provide 4 vCPU and 16 GB RAM. On this instance my app's ...
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76 views

Tomcat behind httpd, with Let's Encrypt and Certbot — is my VirtualHost right?

Having (I hope) solved my problems with mutually independent httpd and Tomcat servers on an Amazon Linux ("not 2") instance, I now have a situation in which I do want Tomcat running behind ...

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