Questions tagged [web-applications]

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Webapp not working with proxy

On a single server I'm using to demo a system, I have a static website running on apache2 and a demo web app running on an instance of tomcat. Both are working fine when accessed directly. I've ...
Michael McKay's user avatar
2 votes
1 answer
87 views

Azure App Service Autoscale - scale in oldest server

We have a web app and use Autoscale running between 1 and 3 instances, scaling on cpu. All works well. What’s incredibly frustrating is that on scale in, the newest server is shut down and we would ...
Martin Perry's user avatar
0 votes
1 answer
103 views

What needs to be considered when choosing a distro for Web App Hosting?

What should you consider when choosing a distro for Web App Hosting? I want to host my node.js web app on an AWS EC2 instance and I am at the part where they essentially ask what operating system I ...
joeldesante's user avatar
9 votes
2 answers
28k views

Tomcat 9 - catalina.out log file missing and console printouts are not shown anywhere

Tomcat9 deployed on Ubuntu 18.04. This issue ONLY applies to Tomcat version 9. There is a catalina.date.log file present in the logs folder but it does NOT show any console printouts from our web ...
Lucian's user avatar
  • 93
4 votes
0 answers
2k views

Best way to add "Virtual Path" to application running inside docker container

Current Situation I have 2 applications running inside Docker Container, one is an angular app and the other is a .Net Core WebApi. Each one has a binded port, (WebApi is running on 8090 host port, ...
sathoril's user avatar
0 votes
0 answers
158 views

How to configure different web app from different server with Nginx?

I have a website with domain example.com in a server with IP x.x.x.x. It runs with Nginx and Let's Encrypt very well, which is located in /var/www/app1. The domain is obtained and managed via a ...
ywiyogo's user avatar
  • 121
1 vote
1 answer
151 views

Google Cloud Java API calls from a servlet: blocking or connection concerns?

Just trying out the Java API for GCP (the compute lib). I'm making calls to the API from a servlet ... Compute.Instances.Insert insert = compute.instances().insert("tester", "us-easts1-db", instance)...
Patrick Grant's user avatar
1 vote
0 answers
71 views

Azure Cloud Service / IIS 8 does not reach client browser after long process to generate PDF report

I'm running a .net web app on Azure Cloud Service, Cloud Service provides a VM running Windows 2012 R2 OS with IIS 8. Issue occurs when client browser goes to a page to trigger a PDF report ...
neualex's user avatar
  • 11
0 votes
1 answer
2k views

How to enable SSL for a web application and HTTP API running in AWS?

I've held off on writing this question because I'm not sure if it belongs on ServerFault or StackOverflow. I have a React web application hosted in an AWS S3 bucket and using CloudFront. I have a ...
jafwatt's user avatar
  • 103
1 vote
1 answer
3k views

AWS Application Load Balancer - processed bytes metric

I have just finished setting up Application Load Balancer on AWS. I am trying to figure why my Processed Bytes metric is giving such a high number (and as a result Consumed Capacity Units go up and ...
Mateusz Drankowski's user avatar
0 votes
1 answer
101 views

Should Active Directory, Web Apps and MS-SQL all have the same users?

I am looking for a clean way to do audit trails in MS SQL Server, for compliance reasons, preferably completely on the database side without involving the web application. When talking about audit ...
Felix Ruzzoli's user avatar
0 votes
1 answer
263 views

Routing Rules icon in Microsoft ARR 3 - Server Farm Section Does not exist

I want to implement Application Load Balancing by Application Request Routing - ARR3 on IIS8. I download ARR3 Source file and install on my server. the server farm section created in my iis but when I ...
Milad Habibian's user avatar
0 votes
0 answers
50 views

Windows user to Webapp - No authentication needed

I would like to retrieve the windows user in a webapp. Currently using Kerberos/Apache/Tomcat, the variable REMOTE_USER is set in http header so is fine. But now my needs have changed : no more ...
drkmkzs's user avatar
  • 311
1 vote
0 answers
72 views

Azure web app access through VNet with certificates on gateway

My goal is to have a Web App in a VNet which goes through a VNet gateway using certificates to grant access to the web app. My test uses a standard image in Azure (Node.js). I have followed "Configure ...
KenG's user avatar
  • 11
3 votes
1 answer
73 views

node js app issues after AWS Instance snapshot

I had a node.js app with nginx running totally fine on a domain i purchased. It was run on an ubuntu server and all was well. I accidentally clicked "create image" on the aws site and ever since then ...
helpimlost's user avatar
3 votes
2 answers
13k views

Rate Limit using Azure Application Gateway

I am changing the deployment of our Web App from Azure App Service to VMs behind an Application Gateway, because the App Service could not handle the peak load we had a few days ago. What I now ...
Christoph Fink's user avatar
1 vote
1 answer
299 views

Azure Web Application Logs to Storage Account Container

My team has a .NET (4.7) web application running in Azure. Right now there are three directories being creations on the web in the D drive - cache, temp and root. Log files are dumped here. My concern ...
jrd1989's user avatar
  • 688
1 vote
0 answers
671 views

How to Set Up Application Insights from an ARM Template

I'm trying to set up an App Service, an App Service Plan, and App Insights via an Azure DevOps release pipeline. I'm creating the three resources successfully with resource group templates, but I can'...
Paul O'Leary's user avatar
1 vote
1 answer
349 views

Handling traffic spikes for a medium scale ecommerce application

Let me first briefly describe our stack. Single EC2 instance with 4 vCPU and 16 GB RAM running Ubuntu [m4.xlarge] Single RDS instance with 2 vCPU and 8 GB RAM running MySQL 8 [db.m5.large] We are ...
Abhinav's user avatar
  • 783
0 votes
0 answers
589 views

Digital signing certificate for SOAP

I'm calling a third-party Web Service with SOAP requests. This service requires me to to sign my SOAP requests digitally. Regarding to How to buy a X.509 certificate for signing digital payloads ...
Mikael H.'s user avatar
3 votes
1 answer
958 views

Load Balancing And Sticky Sessions

According to what I understand , the use of sticky-sessions is to route user to the same backend so they won't have to for example login again each time they are re-routed or if they have a shopping ...
John Doe's user avatar
  • 515
0 votes
1 answer
2k views

Azure WebApp Socket can't connect

I have a ASP .NET application hosted as a WebApp in Azure and a Xamarin client app that consumes that WebApi in Azure. As soon as I changed my webapi to an Azure WebApp, which was previously hosted in ...
user509015's user avatar
-1 votes
1 answer
97 views

MissingRegistrationforLocation

I have some background in developing .NET applications, but I am new to Azure. When trying to publish my first web app, I am getting this error statement: When logging into the cloud the app is up ...
Patrick Noack's user avatar
1 vote
1 answer
616 views

Can i run c++ on aws elasticbeanstalk in php application

Since cloud instance is just a machine hosted remotely it should be able to behave like a local server. I have written some programs in C++ which I usually call in a PHP file through exec() function ...
Siyad Nijah's user avatar
7 votes
1 answer
4k views

Is there a need for WAF in static website front with REST API?

I have two webistes www.mysite.com. -->hosted on s3 , served via Cloudfront static single page App. Then I have api.mysite.com , which the front end uses. My company is using WAF solution from ...
Master's user avatar
  • 105
-1 votes
1 answer
22k views

IIS AppPool shutdown due to inactivity

Using Windows 10 / IIS 10 I have a Web Application and have set the following: AppPool: Start Mode = AlwaysRunning Web Application: Enable Preload = true But still, the web application gets shut ...
DrGriff's user avatar
  • 99
1 vote
1 answer
5k views

How to configure multiple nested subdirectories in Nginx using wildcards?

👋 Sorry if this was asked before. I've searched, but couldn't find anything close to what I'm trying to accomplish and I would appreciate any indication that could get me closer to solving this. 😊 ...
Catalin Vasile's user avatar
1 vote
1 answer
52 views

Will having 2 web app instances ensure availability incase of WPA problems?

I have an azure web app (S2 app Service plan) that is set to autoscale but has a min instance count of 1. As it mostly idles, the real instance count also is 1 almost all of the time. Last week "...
Thomas Woelfer's user avatar
3 votes
2 answers
715 views

How to protect a web application from IPv6 bots?

I'm interested in this in the context of protecting a web application from bots, but I guess it applies to all kind of attacks that can be done over IPv6 by bots. In a web application, you have some ...
John Smith Optional's user avatar
0 votes
0 answers
494 views

Azure Virtual Network - Web App through P2S through S2S VPN tunnel

First of, I'm not really that much into networking stuff, so I might use wrong expressions and stuff. My issue is that I need to connect a web app to an onpremise machine. I've read the MS guides ...
MazeezaM's user avatar
0 votes
0 answers
739 views

proxy a web applications with url prefix

How can I proxy web applications with url prefix using Nginx or Apache2 in my server? For example, I run a NextCloud in Docker and I want to access it by https://my-domain.example/nextcloud/, so I ...
gds's user avatar
  • 1
1 vote
1 answer
7k views

How to setup SSL certs for a LAN web app server

I want to setup a ticketing system in my company for managing/tracking support tickets and a knowledge-base of past issues. I am having trouble figuring out the best way to encrypt the traffic to ...
Justin Grimes's user avatar
0 votes
0 answers
74 views

Imperva WAF (Web application firewall) - No HTTP hits

We have run a script on a particular WEB application, we could see the alerts and violation for the respective server group. But Couldn't see any HTTP hits for the same server group. Could somebody ...
Bijo Dev's user avatar
4 votes
1 answer
3k views

Restart Systemd unit after dependency

I have a web application that is started by systemd. It uses Postgresql as database, so it rely on it. Here is the unit file of my web application (I have remove the un-relevant/sensitive parts): [...
Antoine's user avatar
  • 143
0 votes
0 answers
104 views

Website redirect and DNS entry for website hosted on Windows Server 2008 R2

We have web application that is hosted on on premise Windows Server 2008 R2. We were previously accessing it via http://xx.xx.xx.xx/WebApp Just few days ago, we bought a SSL certificate issued to (...
Keyur Shah's user avatar
1 vote
0 answers
52 views

Linode : Installing a working Jetty 9.x on DSL (Damn Small Linux)

I am exploring an option to deploy a java application with jetty on Linode. While my endeavor to create a production grade system with the minimum resource utilization (so that scarce resources could ...
gyan's user avatar
  • 111
2 votes
1 answer
2k views

Nginx: / for both static content and proxied application

http://example.com: my site http://example.net: the proxied backend I'm trying to setup an nginx server block as both a static content server and a reverse proxy. Nginx should first check for static ...
Charles's user avatar
  • 303
2 votes
1 answer
200 views

What should I do to keep a common file cache server ? is NFS good idea? [closed]

I am not any networking or devops guy but I have to do this for my company because my company can't afford one, so pardon me for mistakes. I have got a web app hosted in google cloud and I use load ...
user1735921's user avatar
2 votes
0 answers
644 views

Tomcat8 unable to upgrade TLS version

I have a Tomcat8 instance running behind an Apache server which takes care of SSL offloading. The Java webapp deployed on Tomcat needs to connect to an external service which only supports TLSv1.2. ...
flipcoin's user avatar
0 votes
1 answer
1k views

Alternative way of passing system/environment variable to service (glassfish)

I have a glassfish application server that is running under the glassfish user on CentOS 7.2. I have an application that has a deployed application that is needing a custom environment variable (e.g. ...
Kevin Vasko's user avatar
1 vote
1 answer
2k views

How to host R-Shiny app with MongoDB on Azure

I want to host an R-shiny app on Windows Server platform on Azure VM and this R-Shiny app will retrieve data from MongoDB. So far: I cannot install R-Shiny server because it doesn't support Windows ...
bensw's user avatar
  • 111
2 votes
1 answer
524 views

Using different cloud hosts for app and db/will there be latency with Mongo Atlas?

Is it ok to host both a web app and db server on different cloud providers? Traditionally you really needed to host both on the same network - but I'm wondering if, with modern networks, this is less ...
The Huff's user avatar
0 votes
1 answer
304 views

Get client IP from Web application via Load-Balancer alternative

If a Web application server (ex. nginx&php-fpm) is behind Load-Balancer such as AWS-ELB: Client -> Load-Balancer -> Web Application server To get the real client IP from Web application ...
Nick Tsai's user avatar
  • 1,338
0 votes
1 answer
1k views

error with Event 36874 with web API2

I got this error with communicating with web api 2 that authenticate using bearer OAuth2 An TLS 1.2 connection request was received from a remote client application, but none of the cipher suites ...
AMH's user avatar
  • 111
0 votes
1 answer
492 views

Migrating Umbraco Sites to Azure

I have been asked to move all of our internally hosted Umbraco sites over to Azure Web Apps, the problem is I know nothing from the Web side of things (I know my way around SQL and IIS but only from a ...
Retro69's user avatar
  • 13
0 votes
1 answer
4k views

Is load balancing or HA setup recommended?

I have an application which is running on a webserver(ws1) and connected to a app server(as1). I have the same application running on another webserver(ws2) and another appserver(as2). But I have only ...
Ronak's user avatar
  • 11
2 votes
1 answer
825 views

How to serve a huge static and pregenerated website?

My current web project has the following characteristics: A website which is basically a read-only archive of information. There are no interactive actions a visitor could do. All pages (currently ...
JFo's user avatar
  • 145
-1 votes
3 answers
956 views

Impact of Amazon RDS location on speed?

I have web server on local box(at India) which connects to Amazon RDS(at US location). In this case response is too slow as web server at India fetching data from US Amazon RDS. But when i travel to ...
user3198603's user avatar
0 votes
0 answers
447 views

Web application serving static files using Docker on multiple hosts

Before Docker we normally had a NFS server on a separate host(s) and then mounted it on nginx and app hosts, so that nginx instances could serve static files created by web app and app worker ...
Andy's user avatar
  • 265
0 votes
1 answer
371 views

Can this work as a Containerized Architecture for a Django/NGINX/MongoDB Web App?

I am attempting to build a reliable web App using Django and Nginx. This web app is simple in design, will be built with an MVC styled design, and needs to be secure, yet speedy. The question is ...
sidx4's user avatar
  • 101

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