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Tutorials

Linux - November 3, 2014

Below is a quick way to disable SSL v3 for apache configurations. Lets start off by creating a new file in our /etc/httpd/conf.d/ directory. You can name this file whatever you’d like. In this example we are using a Plesk on a RHEL based system. 1. Create file touch /etc/httpd/conf.d/zz050-psa-disable-weak-ssl-ciphers.conf 2. Add following contents to file SSLHonorCipherOrder on SSLProtocol ALL -SSLv2 -SSLv3 SSLCipherSuite ALL:!ADH:!LOW:!SSLv2:!EXP:+HIGH:+MEDIUM 3. Finally restart services service httpd restart If you are using Plesk, also […]


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Linux - March 13, 2014

Here I will go over how to setup Logstash, Kibana, Redis, and Elasticsearch in an EC2 environment behind a public Load Balancer. The setup I’ll be doing will have: 1) One server for Redis to act as the broker/buffer to receive logs. 2) One server using Logstash receive logs from Redis and parse/index them over to Elasticsearch. 3) One server for Elasticsearch to receive logs and Kibana to view them in a browser. 4) One server to […]


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Linux - November 18, 2013

In order to enable ProxyPass within plesk you will have to follow the following few steps. 1. Create/Edit the vhosts.conf file within the conf directory under domain root. /var/www/vhosts/DOMAIN.TLD/conf/vhost.conf Add the following line ProxyPass / http://NEWDOMAIN.TLD/ 2. Next you’ll need to reconfigure the domain using one of the plesk tools. For Plesk version 10 and later use the following /usr/local/psa/admin/bin/httpdmng –reconfigure-domain DOMAIN.TLD 3. Lastly, you’ll need to restart or reload the httpd service. service httpd reload or […]


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Linux - October 23, 2013

So you’ve created an Instance Store backed AMI and now you’d like to change it into an EBS backed AMI. I spent days looking trying to do this and pieced together several tutorials on how to accomplish this and came up with a simple tutorial. What you will need: Linux terminal AWS command line tools, secret key, and private key (In my previous post I covered on how to set it up here is the link: Your […]


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Linux - October 21, 2013

Here I’ll be posting the basics of getting and setting up the AWS AMI, API and Cloudwatch tools. This is my first post on a series of entries I plan to include for several features AWS offers such as auto scaling or setting up a ElasticSearch using AWS. Things you will need: Linux terminal (duh) Internet access Your AWS access key and secret key Your cert key and privatekey files Your AWS ID java   First let’s […]


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Linux - May 31, 2013

If you are having issues sending out emails using the standard PHP mail you need to make sure that you have sendmail installed and running on the server. To install sendmail do the following: yum install sendmail Then you’ll want to make sure to start the new services: service sendmail start Lastly, you’ll want to make sure that sendmail starts automatically after a reboot. chkconfig sendmail on If you are still having issues after following the above […]


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Parallels Plesk - May 31, 2013

If you have a server with Parallels Plesk, odds are that is using ProFTP for its FTP server which is started with xinetd. I was getting an error trying to connect to the server via FTP and figured I would share the solution. First when I tried connecting to the FTP server using lftp, I found that it would get into a loop of trying to reconnect. To fix this issue I ran lftp in debug mode. […]


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Parallels Plesk - May 31, 2013

In order to disable the “alarm level changed” email notifications which are associated with the Health Monitoring module in Parallels Plesk, you need to disable the service from running and starting with your server. First you will need to login as root into your Linux server. In order to stop the service from running run the following command. /etc/init.d/psa-health-monitor-notificationd stop If you would like to stop the service from starting up automatically you can disable it using […]


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Linux - June 19, 2012

This page is currently under development. I will be updating each section by supplying a link to examples and how to do each of the following points. Understand and Use Essential Tools Access a shell prompt and issue commands with correct syntax Use input-output redirection (>, >>, |, 2>, etc.) Use grep and regular expressions to analyze text Access remote systems using ssh and VNC Log in and switch users in multi-user runlevels Archive, compress, unpack and […]


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Linux - June 19, 2012

In order to start, stop, or even check the status of any service you would use the utility service.


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