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Questions tagged [testing]

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I want to test IGMP capability of a OpenWRT based router. How caan i test?

This is what I want to test out, SEE IMAGE: Router connected to users and is accessible over the internet as well PC1 and PC2 should be able to join some group(s). Should be able to leave group as ...
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0 votes
2 answers
27 views

Purpose of Selenium in load testing

What is the role of Selenium in load testing a webpage if it cannot generate 200 or 300 requests? I understand, the client side automation can be done. But how do I test my web application for a real ...
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How to test updates of Jenkins and its plugins on a cloned docker container with volume

I migrated this question from SO due to lack of feedback. I am running an instance of Jenkins on a docker container and, most likely as a result of some mistakes in learning how to configure it, I ...
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0 votes
1 answer
22 views

Comparing file differences between an offline and an online linux image

so I hired a freelancer to do some work on my server that required admin access. Before hiring him I took a backup of my debian installation on that server. I have a basic level of trust with this guy ...
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2 votes
1 answer
49 views

Prove that software works via SOCKS

Intro I have ruby software that utilizes a network during its execution. Recently I got feedback from a user who works behind a firewall and use SOCKS, this software doesn't work for him So I need to ...
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1 answer
39 views

monitoring real time file access in chroot system

I was wondering if it's possible to write a shell script that: runs chroot for a given userspec and group monitors/intercepts system calls all processes started, and what libraries they attempt to ...
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5 votes
0 answers
1k views

Route host through a docker openvpn container

I am new to networking so I am trying this for the first time. I created an openvpn docker that connects to a VPN server. Running wget -q -O - https://api.myip.com inside the docker container confirms ...
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1 answer
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Is there a list of public "POST test" webpages like this one? [closed]

For various automated tests that I do, I need to be able to make a POST HTTP & HTTPS request to some external URL and essentially have that webpage "echo" what I sent. For example, if I ...
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0 votes
1 answer
236 views

Compiling and running untrusted code on a server

In teaching CS, students submit their code to our server and we compile and run with unit tests. Similar to Codeforces, Codewars, and HackerRank. How should we be configuring servers for this? Launch ...
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0 answers
104 views

Staging environment keeping up to date with new prod data

In most companies I've seen, the prod/staging dichotomy is articulated as follows, using Facebook's live feed as a running example: prod (obviously) stays up to date with new incoming posts, messages,...
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-1 votes
1 answer
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Windows 2016 Password Hash Table Location

Sadly, it is not self evident just how important it is to get a penetration test done at this company. I am rather rusty to this. Where is the hash table stored on a Win2016 DC these days? I want to ...
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0 answers
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How to verify that Windows application respects proxy settings?

I want to solve the following problem: I have a Windows desktop application which does a number of things that requires internet access. I want my application to be able to use a proxy. This is ...
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1 vote
1 answer
271 views

SELinux Regression Test Failing

I have cloned the selinux-testsuite regression tests from: https://github.com/SELinuxProject/selinux-testsuite I am running the tests in a CentOS Linux release 7.6.1810 (Core) VM. Which I don't ...
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1 vote
1 answer
815 views

Powershell - test http with specific adapter - multiple nics

Do you know a way to test if an HTTP server is reachable with a specific nic ? My scenario is the following : our company is using laptop for all our employees. To use the network we can either use ...
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3 votes
1 answer
8k views

Redis sentinel: force switch to another master

Context: I have 3 redis nodes, and 3 sentinels. The failover works properly. When I'm taking the master down, another master is elected. Need: I need a way to test the behavior, to make sure ...
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1 vote
1 answer
951 views

Installing OpenSSL from Debian testing on a Debian stable installation

I would like to install OpenSSL 1.1.1a on a Debian stable server, which currently has OpenSSL 1.1.0j installed. So, I created the necessary files according to this answer in the /etc/apt/preferences.d ...
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  • 153
1 vote
0 answers
297 views

How to test fcgi?

I try to use foo.pl, but using /usr/lib/fcgi-bin as my fcgi directory in the given directive. I made foo.pl executable and after editing my apache2.conf I have restarted apache2. But if I launch my ...
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6 votes
2 answers
966 views

How to implement partial mirroring in nginx?

I want to test an early new version of a server, and to do so I want to mirror part of the real requests that come to the production server on my testing server. The mirror module allows me do to ...
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5 votes
1 answer
7k views

Ungracefully terminating pods

To test that the high-availability mode does what it should, I need to kill the instances during testing, and I need to kill them in such way that they can't report they are disconnecting or similar. ...
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-2 votes
1 answer
103 views

300' Fiber Optic Cable not passing Data [closed]

Just installed a 350' Fiber Optic cable for a client. Customers IT company came in to install the AT&T router and said the fiber optic cable is not working. IT company installed the router with a ...
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0 votes
1 answer
106 views

How to deliberately fail DNS resolution in Linux to crash-test a Java app?

The situation is rather simple: to reproduce failures which had happened in a recent outage, I'd like to deliberately fail DNS resolution in JVM's in: Caused by: java.net.UnknownHostException: ......
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-1 votes
3 answers
3k views

Manually running rsnapshot

this is my first post here. I have configured rsnapshot for backing up remote hosts. Some of them are working fine and for some of them in the morning, I am having email with some error code 255. I ...
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2 votes
3 answers
454 views

Safely conduct tests that require unplugging server

So, basically I am testing and diagnosing my UPS's as well as the power sources (PSU) of my server. For that purpose I am powering down the server "the hard way", by unplugging it from the wall as to ...
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0 votes
2 answers
166 views

How to config Ngnix to achieve any possible website error for testing [closed]

I'm developing a website using Django framework and Nginx. Would like to create a false system error and observer how my system responds. This is a nice article however this only create false Error ...
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3 votes
0 answers
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How to set DSCP values for outgoing traffic from my linux server to check whether QOS is working correctly or not?

I have to validate whether my router's QOS policies are working correctly.I have come up with an approach to tag the packets with DSCP values using IPTABLES. Can anyone confirm whether my approach is ...
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3 votes
0 answers
478 views

Testing Daylight Savings Time Switch

We have a case where we need to test some scripting and application code related to daylight savings time. We wanted to simulate the daylight savings time switch by disabling the NTP service and ...
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1 vote
0 answers
57 views

Remodelling old backend architecture to use Docker and CI

I'm currently running a backend in production and want to change our current setup to use Docker for deployment and a CI tool for testing. Right now I have a BitBucket repository with the two main ...
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-2 votes
1 answer
3k views

How to check my network for IP spoofing availability?

I want to test if my network or even my ISP blocks spoofed IP packets. I am running a Debian Linux OS. I found this nice tool, but it's not working on my system .. https://www.caida.org/projects/...
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1 vote
0 answers
26 views

Testing Different Wifi Vendors - Strategies

I am currently looking to trial some new Wifi products for my work place. We currently have around 50 Access Points that link into an HP MSM controller. I wanted to find out if anyone has any ...
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  • 255
1 vote
1 answer
927 views

serverspec if statement for mysql version on server

Is there a way to check which package installed on server by command output? describe command('mysql -e "select version();"') do if its(:stdout) { should =~ /5.6.27-76.0-log/ } describe ...
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0 votes
0 answers
15 views

Manually trigger file write failures

We're building a custom software program (Java + Spring.io) that writes audit trails to a log file (using logback). When a user takes an action in the system, an auditing entry is logged. This works. ...
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0 votes
2 answers
129 views

Auto test framework for server deployment

I deploy Linux servers all the time and would like to test each installation. Like a system test. For applications there a numerous of test frameworks, but I can't find anything for testing the a ...
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3 votes
0 answers
636 views

How to change server time safely for testing purposes

We have a Debian server (in a VM) running a Java application on a Tomcat server, using a Postgres database. It's a testing environment, so we can do anything we want to it. Every once in a while, we ...
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  • 131
4 votes
1 answer
713 views

Segmentation fault when running nuttcp inside Docker

I am measuring the UDP throughput between two Docker containers that are connected by Docker's native overlay network. I already used iperf but also want to measure the throughput with nuttcp. But ...
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0 votes
1 answer
52 views

Reliable UK/EU ICMP Targets for Periodic Routing/Connectivity Tests?

I need to test routing between my United States datacenters and United Kingdom and Mainland Europe ISPs. This is used to distinguish between general transcontinental routing issues and specific ...
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8 votes
3 answers
6k views

Command-line utility to test fwmark in ip rule / ip route?

I am trying to find a tool that will allow me to find the route a packet will take that comes in on a device, and has a particular destination address. ip route get will do most of what I am looking ...
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11 votes
5 answers
16k views

Testing a servers ability to serve a particular domain

Say you have Server A set up with your favourite webserver-daemon to serve www.example.com. Now you want to move this to Server B. After a bunch of copying and configuring, the new server seems to be ...
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0 votes
1 answer
346 views

Is it possible to write a test in rspec-puppet to check if registry exists?

I am trying to install .net framework 4.5.2 using puppet module using exec resource instead of using Package resource due to some reason. I want to write a test case to check if it is installed or not....
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2 votes
3 answers
414 views

Behavior-driven development for servers?

I've been looking to see if there are any BDD's for servers, something that would be similar in respects to Cucumber or Behat? Something that has some syntactic sugar such as: Feature: jre In order ...
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  • 577
1 vote
4 answers
2k views

How do I simulate an unreachable host on windows?

I have a windows 8 PC, I am testing a beta program for network socket error handling. One of the ones I am having problem simulating for it to test is host unreachable and network unreachable errors. ...
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2 votes
0 answers
30 views

Test if iptables would pass a given ip/ip-range [duplicate]

I am currently trying to debug problems relating to our firewall configuration and found myself in the situation where I would like to test a config. Ideally I would like to take the iptables config ...
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1 vote
1 answer
1k views

What are the different Status options for Dell show copper-ports command?

When the below command is issued in a Dell N2024P/N3024F switch show copper-ports tdr The following output is generated Port Result Length Date Gi1/0/1 OK 0 - 10 Jan 1 00:00:...
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6 votes
1 answer
4k views

How to test for file absence with serverspec?

The serverspec guide on resource types doesn't explain how to test for the absence of a file, rather than its presence. This is the best I could come up with: describe command('/bin/bash -c "[[ ! -e /...
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  • 339
1 vote
1 answer
253 views

Could somebody that has worked with ePolicy Orchestrator in VMWare provide a high level overview of the roles in the stack?

E policy Orchestrator (EPO) is a McAfee product that manages AV MOVE apis. The EPO server works in conjunction with ESX and vcenter. VISUALLY I don't see the workflow of this entire process very ...
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1 vote
1 answer
131 views

Cannot kitchen init as non-root

I am trying to use test-kitchen, a tool to test chef (etc) cookbooks with virtual machines. However when following the guide and doing kitchen init --driver=kitchen-vagrant, I get the following error:...
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-1 votes
1 answer
336 views

How to automatically test the audio quality of a telephone line that randomly goes bad?

I am a computer scientist and I'm working as sysadmin of a small firm where I've been managing also the telephone system that my predecessor put in place. Albeit I don't really have the skill set for ...
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1 vote
0 answers
279 views

systemd upgrade frozen on "removing any startup links for /etc/init.d/udev-mtab"

I am having an issue upgrading my VPS which runs latest Debian, I decided to switch to testing branch to be able to use OpenSSH 6.7 (the current stable branch only brings 6.0 which lacks many ciphers ...
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4 votes
1 answer
141 views

Docker-based infrastructure testing tool

I am currently trying to migrate a VM-based infrastructure to a Docker-based one and take the chance to add behavior testing to this infrastructure. So I aim to have all changes I make to the base ...
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4 votes
2 answers
462 views

Find a UTP cable in a live network

Is there a way to find a UTP cable in a live network, without damaging the network? The problem is we have some cables laying in the server-room from god knows where. I want to find the other end of ...
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  • 183
0 votes
1 answer
347 views

Router/Firewall Hardware Failure Testing

My company has a Sonicwall Pro 3060 Enhanced that has been in service 24/7 for about 10 years since it was originally purchased. Lately the box has seemed to have hiccups in passing traffic (although ...
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