HAProxy for CNM Farms

Farm for Campus (hereinafter, the Project) is the group of endeavors undertaken to advance CNM Campus Farm to advance its features. Currently, this Farm is based on three virtual private servers (VPSes), which databases are synchronized via MariaDB Galera Cluster, and high availability functionality is based on HAProxy and includes (a) entry point, (b) monitoring, (c) security, and (d) backup and recovery system. One of the servers is also connected to additional storage, which is supposed to be converted to NAS.

Requirements

Business

The Project's business requirements are:

1. (primary) The Group needs to provide WorldOpp scholars with a highly available, functional, secure, and usable technology platform, CNM Campus Farm, to host those major CNM apps such as CNM Cert, CNM Page, and CNM Wiki that are included into CNM Campus as long as they utilize MariaDB as their database management system (DBMS).
2. (secondary) The Group is interested in (a) one or more server clusters (hereinafter, the Clusters) powered with HAProxy, MariaDB Galera Cluster, and other technologies, as well as their (b) educational presentations and (c) related hands-on training, so these scholars can (1) learn, (2) experiment with, (3) practice, and (4) work on the Clusters to gain professional experience and, therefore, valuable KSAs in order to increase their employability. This secondary requirement shall be modified, but not omitted, if it doesn't support the primary one.

Prototypes

Prototypes

Stakeholder's

Stakeholder requirements

Deliverables

The Project's deliverable specifications are:

Work

The Project's work specifications must be based on details of the Deliverable, so its description shall be developed first.

States

Certainty

State of certainty

Utility

State of utility

Applicability

State of applicability

Controllability

State of controllability