Bind DNS + OpenLDAP MDB == Dynamic Domain and Fully Delegated Sub-Domain Configuration of DNS

This blog post was driven by the need to make it easier to test Eucalyptus DNS in a lab environment.   The goal was to have a scriptable way to add/delete fully delegated sub-domains without having to reload/restart DNS when Eucalyptus clouds were being deployed/destroyed.   This was tested on an CentOS 6 instance running […]

Bind DNS + OpenLDAP MDB == Dynamic Domain and Fully Delegated Sub-Domain Configuration of DNS

OpenLDAP: A comparison of back-mdb and back-hdb performance

Originally posted on Quanah's LDAP Blog:
One of the biggest changes to OpenLDAP in years has made its way into the latest OpenLDAP 2.4 releases, and that is a brand new backend named “back-mdb”.  This new backend leverages the Lightning Memory-Mapped Database from Symas.  To see why this new backend was introduced, it is…

OpenLDAP: A comparison of back-mdb and back-hdb performance

OpenLDAP Sandbox in the Clouds

Background I really enjoy OpenLDAP.  I think folks really don’t understand the power of OpenLDAP, concerning its robustness (i.e. use multiple back-ends), speed and efficiency. I think its important to have sandboxes to test various technologies.  The “cloud” is the best place for this.  To test out the latest builds provided by OpenLDAP (via git), […]

OpenLDAP Sandbox in the Clouds

Overlays + MDB == OpenLDAP Fun!

Recently, I was given the task/honor of setting up an OpenLDAP server to be used for the enterprise. In the past, I have set up a few OpenLDAP servers – some built from source; others from packages. This time, it was different. Back in early May, I went to UDS in Oakland, California. When I […]

Overlays + MDB == OpenLDAP Fun!

Setting Up 3-Factor Authentication (Keypair, Password, Google Authenticator) for Eucalyptus Cloud Instances

Recently, I was logging into my AWS account, where I have multi-factor authentication (MFA) enabled, using the Google Authenticator application on my smart phone.  This inspired me to research how to enable MFA for any Linux distribution.  I ran across the following blog entries: Three-factor authentication with OpenSSH, Google Authenticator and Password | Today I […]

Setting Up 3-Factor Authentication (Keypair, Password, Google Authenticator) for Eucalyptus Cloud Instances