Difference between revisions of "Sysadmin"
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Revision as of 11:41, 18 August 2015
Contents
Machines and Brief Descriptions
| HOME (vm0) |
| Users SSH |
| NET (vm1) |
| LDAP server DNS DHCP |
| WEB (vm2) |
| Mailman |
| TOOLS (vm3) |
| Sage Jupyter Modules |
| BABBAGE |
| Firewall |
| PROTO |
| Weather Monitoring |
Systems Administration Documentation
Admin Tasks
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Servers
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ACL Workstations
- ACL Installation procedure
- ACL Package Information
- ACL Locations
- Software for Chemistry ACLs
- Proposed ACL Update policy
- NEW Run Command on all ACLS
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Admins pages
Sysadmin Responsibilities
This is the basic list of tasks that Earlham CS system administrators are in charge of.
| Responsibilities | Wilson | Eamon | Vitalii | James | Bret |
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| Install software on Debian (ACL) |  |
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| Install software on FreeBSD (servers) | |
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| Being able to edit wiki | |
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| Virtual Machine | |
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| Make a CS user account | |
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| Change users CS password | |
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| Add DNS & DHCP entry | |
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| Make a CS wiki account | |
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| Add people to different groups (ldap) | |
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| Modification and maintenance of Nagios | |
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| DD a new ACL image | |
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| Set up a new ACL | |
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| Shut down / start up of the entire machine room | |||||
| Creating and configuring mailing lists (electron) | |
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| Admin list moderating | |
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| Backups and restore (bacula) | |||||
| Create and configure jails | |
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| VMware |
Sysadmin basic Training
This is the list of skills that our System Administrators are trained during their orientation.
| Training Sections | Wilson | Eamon | Vitalii | James | Bret |
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| Wiki Editing | |
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| Installing operating systems (Debian and FreeBSD), including single-user mode | |
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| Installing packages | |
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| *nix Filesystem layout | |
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| Command line tools including I/O redirections and pipes | |
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| TCP, UDP and ICMP packets, including 3-way handshake | |
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| Ports | |
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| DNS | |
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| DHCP | |
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| Network debugging tools (tcpdump, ping, traceroute, netstat) | |
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| Simple shell scripting | |
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| Jails | |
Sysadmin 2014 to do list:
- gnuplot-x11 & gnuplot-doc on all ACL machines (JR)
- svn & cvs & documentations on tauon (JR)
- () Spam Filter (CP, JR)
- (?) On ACLs login disappears after pressing cancel (Reported JR)
- ACL screensaver, leave only lightweight? (JR)
- (I) check hydra with Charlie
- Removing mailman form quark
- Mailman Heather (not all of them accepted the changes electron to cs.earlham.edu)
- (W) Script for changing users password
- (W) Script for changing and adding groups
- (W) Brushing the add a user script
- (W) Check machines chooser can choose from
- (E) Script that will send an e-mail to all people
- (E) Improve nagios settings
- (W) Can we change Kristin Muterspaw CS username (from kmmuter11 to buzzlightyear)
- What is on quark svn, cvs, cs.earlham.edu
- What is on quark svn, cvs, cs.earlham.edu
- Done
- Wireshark should be run only be 410 students (Reported JR) (Fixed)
- Re-imaging ENI machine (ACL21)
- () DNS troubles (Reported CP)
- (I) fab lab list (HL)
- (I) Hassan, SSH Trouble to Electron (Hassan, JR)
Documentation:
Wilson:
- DNS & DHCP (done)
- Sage (done)
- Add User (done)
- Password change (done)
- Firewall
- Add/change group (done)
Eamon:
- Cups
- PSCP
- PSSH (done)
Ivan
- Cloning ACL box
Old
Important Notes:
- ALL of the admin CVS/SVN stuff has been centralized to trac.cs.earlham.edu/admin. You'll need to create a username/password for yourself by running (from quark):
htpasswd /usr/local/trac/adminontrac.htpasswd <username>
- To check out the repository, run (from quark):
svn checkout file:///clients/users/svn/admin
Curent Sysadmins 2013:
| SysAdmin Name | Year | Working time | Progress notes |
|---|---|---|---|
| Wilson | SO | 100% | link to notes |
| Demise | SR | 100% | link to notes |
| Craig | FR | 100% | link to notes |
| Zane | SO | 100% | link to notes |
| Jordan | SO | 100% | link to notes |
| Sonny | JU | 100% | link to notes |
| Elena | SR | 40% | link to notes |
| Kristin | JU | 40% | link to notes |
| Aaron | SR | 20% | link to notes |
| Michael | SR | 0% | link to notes |
