A tool to simply monitor a service via its API
I am running some software (Apache Ambari) that has a nice, robust API available for doing stuff. I'm not much of a coder, and have been struggling to put something together to monitor some stuff we...
View ArticleError when decrypting file encrypted with openssl enc -aes-256-cbc?
I encrypted a directory with : http://www.unix.com/security/242881-how-encrypt-password-protect-big-linux-file.html$ tar -zcf - folder | openssl enc -aes-256-cbc -salt -out file.tar.gz.aesWhen I try to...
View ArticleHow many of you regularly use LVM snapshots?
Just curious as I rarely see anyone mention it. I've got a handful of systems that rotate a snapshot of their root LV every 24hrs as a safety net. It's saved me once for sure. Of the systems I've...
View ArticlePatching on a Custom Schedule?
Long time listener, first time caller. I am not sure if this is a unique situation I would like to create or if it is very common and I just haven't found a way to do it. Any insight would be really...
View ArticleBroken puppet module. Help!
I've recently been tasked with figuring out why this particular puppet module isn't working. I'm not very familiar with puppet, so I thought I'd post the code here to see if anything glaring sticks out...
View ArticleZFS options in Linux
Hey guys, I'm looking at using ZFS for a backup server and was wondering if anyone can point me in the right direction for deciding between zfs-fuse and native zfs for linux. I can't seem to find much...
View Article502 Bad Gateway
Hello! I got little problem with http://www.asysteo.pl i installed nginx and it was working very well....week ago I updated php version and now i got this error. I didnt change anything in nginx...
View ArticleFTP through squid is annoying me. Need some help
SO I deployed squid proxy and have it running for a little over 100 users through a whitelist with little to no issues. The only issue I have is with FTP. I have tweaked the squid.conf file with every...
View ArticleDo something like this with ansible?
About 5 minutes ago I figured out how to redirect the output of a remotely executed script into a file so I can fix my rsnapshot backups.I did something like this /usr/bin/ssh root@oflameo.com 'bash...
View ArticleAny Kaseya Users/Admins around?
If so, how do you guys go about installing Kaseya on your 64bit machines? Do you just suck it up and download the required 32bit libraries? Is there a secret 64bit installer I don't know about? Would...
View ArticleStandardizing webserver user practices?
Sorry if the title doesn't make too much sense. Hopefully this will.At the moment, there are several webserver clusters (nginx/php-fpm) that a team manages. As part of these, they were originally setup...
View ArticleFirst alpha of public sector Linux deployment system
SverigeLinux is a project financed by the Swedish Internet Fund that develop a Linux deployment system for the public sector. It is based on DebianLAN and has just released its first public early alpha...
View ArticleOSSEC, ClamAV, and Splunk deployment
Hey all, I just started a new job and I've been tasked with automating the installation of OSSEC, ClamAV, and Splunk Forwarder on a few hundred virtual machines in development and production roles....
View ArticleApache Directory access / redirect help
Is it possible to have a VirtualHost like this:<VirtualHost _default_:80> Servername example.com DocumentRoot /srv/www Redirect /groupdir /var/www/html/groupdir </VirtualHost> <Directory...
View ArticleDetecting end of file creation/write operation (Linux shell)
Is there an easy way (using bash scripting) to detect when write operations to a file has been completed and/or when no other process is accessing the file? The reason for this is that I want to move...
View ArticleLooking for some help with a theoretical question.
Let's say you help run a data center, and you've received reports that one of your servers was not accessible for x amount of time, but it is now. How would you start investigating the cause of this...
View ArticleI messed up postfix on Virtualmin, any guide on manually configuring it?
Is there a way to rerun the postfix installer for Virtualmin? The configuration Virtualmin initially loaded to postfix worked, but I can't find any way to reinstall postfix with Virtualmins...
View ArticleHow would you setup a large mail server on Linux(Many users each with large...
How would you setup a mailserver for more than 10 000 users, each user with a mailbox of about 4GB in size? How would you setup load balancing the mail server.How would you make sure each user has...
View ArticleUsing cron to write to a text file
How would I go about setting up a cron job that writes a simple line of text to a text file every 20 minutes or so? I know what the syntax for the cron table is, I'm just having trouble trying to...
View ArticleQuery puppet for all hosts and their respective timezones?
I'm working to resolve an issue with some of our hosts and the timezone puppet recipe. In doing so, it would be very helpful to be able to query the puppetmaster for the list of nodes and their...
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