Services

This page aims to be a list of all the services we offer and which machines they run on.

Basic Auth and network services

 * Kerberos KDC on Zeus, Hera
 * Kerberos krb5-admin-server on Zeus
 * OpenLDAP on Hera (head), Zeus
 * DNS (BIND 9)
 * Demeter
 * IMSS is a slave to our DNS, so they act as our backup
 * DHCP- Demeter
 * TFTP (for netbooting)- Demeter

File services
Each one of these machines is an AFS database server as well.
 * OpenAFS 1.4 fileservers on:
 * Athena- home directories
 * Hermes- mail directories
 * Apollo- Misc other storage
 * Shellserver files (rsync)
 * Apollo- holds 64-bit shellserver images

Cluster services

 * Cfengine master (can call cfrun on other machines and serves out the config files via nfs)
 * Demeter
 * Multiplecron (distributes cron jobs around)
 * Dionysus runs the master, shellservers run the actual jobs
 * Cluster-wide Logging - Charon
 * Splunk (log searching)- Charon
 * Distcc- All shellservers
 * Backups (Bacula) Persephone
 * Monitoring (Nagios)- Dionysus

Public Services

 * HTTP (Apache)
 * Poseidon- Main web server
 * Dionysus- Backup web server. Will probably need a little bit of work before it can take over for posiedon
 * Hermes- Mailman list interface and webmail
 * Database (postgres and mysql)- Poseidon
 * PGP Key server (sks)- Dionysus
 * SVN server- Poseidon

Mail Services

 * Postfix server for incoming mail
 * Hermes- mail server, handles delivery
 * Kabta- backup server, holds mail for delivery until hermes is back up
 * Spam Filtering
 * Hermes
 * IMAP/POP3 (Dovecot)
 * Hermes
 * Webmail (squirrelmail and roundcube)
 * Hermes
 * Mailman
 * Hermes