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Questions tagged [testing]

240 questions
54
votes
4 answers

Free public SSH server for testing purposes

I'm writing an application that makes connections to SSH servers. It doesn't need anything specific from the server (except running under GNU/Linux). I need SSH servers for running my application tests. I was wondering, is there some kind of free…
nicoulaj
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44
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6 answers

How to check that an OpenVPN server is listening on a remote port without using OpenVPN client?

I need to check that an OpenVPN (UDP) server is up and accessible on a given host:port. I only have a plain Windows XP computer with no OpenVPN client (and no chance to install it) and no keys needed to connect to the server - just common WinXP…
Ivan
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42
votes
3 answers

telnet counterpart for UDP

Is there anything that enables a "telnet-like" functionality for UDP? I know the difference between TCP and UDP, and why telnet itself won't work - but I'm wondering if there is something similar to the telnet client, from the end-user perspective.…
Dexter
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35
votes
13 answers

How do you test your porn filter

For testing antivirus we have EICAR, for SPAM, we have GTUBE. Is there a standard site that is or should be included in blacklists that you can use for testing instead of going to your favorite porn site in front of your boss, the CEO, or someone…
Zoredache
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18
votes
3 answers

How do you apply development practices like version control, testing and continuous integration/deployment to system administration?

Imagine you're going to manage a number of servers with a number of different services that's used by a number of people. Now say you want to reconfigure or replace some software on one of those servers. Obviously you don't want to work on servers…
arex1337
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18
votes
5 answers

Best practice for testing chef recipes?

My team has created a large number of chef cookbooks. I was wondering what methods and frameworks I should look into so we can start creating tests to assure that our nodes are configured properly?
linusthe3rd
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18
votes
4 answers

What is the point of staging?

I thought I'd worked this out, but after reading Continuous Delivery (excellent book) I'm a little confused. They talk about having servers for: development various forms of automated tests user acceptance testing (UAT) - ie sitting down with the…
Hamish Downer
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17
votes
10 answers

How do I benchmark performance of external DNS lookups?

I'm considering Google's public DNS servers as the external DNS for my network. Currently I'm using the DNS servers from my ISP. I've also considered OpenDNS in the past, but ultimately decided not to jump. I'd like to be able to benchmark how…
Mike L
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16
votes
6 answers

Easiest way to send a test email from a server, to test settings?

Using Windows (2008) is there an easy command line tool that I can use to send a test email from a server to test the SMTP, user authentication, ports, etc... without writing my own?
Jason
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14
votes
3 answers

How to redirect all outgoing email from postfix to a single address for testing

I am setting up a testing server for a web based application that sends some email notifications. Sometimes testing is performed with real customer data, and for that reason I need to guarantee that the server is not able to send emails to our real…
0x6A75616E
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14
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3 answers

How can I test a new cron script?

I'm running on a couple of different Linux distros (Fedora 11, CentOS 5 and SuSE 10.2) and often run into a problem where a new script that I want to run as a cron job works fine when called direct from the command line, but fails when called from…
gareth_bowles
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13
votes
2 answers

Make apachebench(ab) send HTTP1.1 request?

I'm trying to use ab to test my webserver, but it only supports HTTP/1.1 (reject requests that have HTTP/1.0 in the first line). The -k switch only adds a header with connection: keep-alive. Is it possible to make ab send HTTP/1.1 request?
Wei Shi
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12
votes
5 answers

Tools to test multicast routing

I am looking for a good simple tool that runs on a standard OS (Windows or Linux) that I can used to test that multicast is being passed properly by a router. I have been asked by a client to enable multicast routing on a Linux box acting as their…
Zoredache
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11
votes
5 answers

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 ready. A final test would be in order: Before…
Jarmund
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11
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3 answers

How do I programmatically test if it's possible to connect to the X server specified in $DISPLAY

This is a bit of a middle-ground between programming and server-admin, but this seems ultimately the most relevant place for it. I'm looking for a way to determine if the variable '$DISPLAY' is advertising an XServer we can actually connect to,…
Kent Fredric
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