1. gLite User Interface Installation
16-26 June 2008, Catania (Italy)
gLite User Interface Installation
Valeria Ardizzone
INFN Catania

2. First South Africa Grid Training in Catania
Outline
What is a User Interface (UI) ?
How to install and configure a User Interface
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

3. What is a User Interface
The UI is a suite of clients and APIs that users and applications can use to access the gLite services
The gLite UI includes the following components:
– VOMS command-line tools
– Workload Management System clients and APIs
– Logging and Bookkeeping clients and APIs
– Data Transfer command-line clients and APIs
– Data Catalog command-line clients and APIs
– gLite I/O client and APIs
– R-GMA/BDII client and APIs
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

4. Installing and configuring User Interface (UI)
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

5. Installation pre-requisites (1/3)
Start from the base machine you installed in the INTRODUCTORY tutorial for site admin
Verify that all pre-requisites are successfully installed
Install JAVA. Install dependencies if needed.
rpm -ihv
rpm -ihv
Before installing java-1.5.0, the installation of ttmkfdir and chkfontpath will be
needed.
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

6. First South Africa Grid Training in Catania
Installation pre-requisites (2/3)
wget -O /etc/yum.repos.d/ca.repo
wget -O /etc/yum.repos.d/gilda.repo
yum install lcg-CA
To install the AFS versions ig_WN and ig_UI profile
yum install openafs openafs-client kernelmodule-openafs-`uname -r`
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

7. First South Africa Grid Training in Catania
Installation pre-requisites (3/3)
yum install gilda_utils
Host certificate installation is not necessary
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

8. First South Africa Grid Training in Catania
Install and configure
We are now ready to install the UI:
>export REPOS="ca dag glite-ui ig jpackage gilda”
>for name in $REPOS; do wget -O /etc/yum.repos.d/$name.repo; done
>yum install ig_UI
>cp /opt/glite/yaim/examples/siteinfo/ig-site-info.def /opt/glite/yaim/etc/gilda/<your_site-info.def>
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

9. Installation and configuration
Edit your file my-site-info.def
>vi /opt/glite/yaim/etc/gilda/<your_site-info.def>
Set the variable DOMAIN to your domain, ie, trigrid.it
MY_DOMAIN=$(hostname -d) (if you use this sentence, then check if the extended machine name is in /etc/hosts
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

10. First South Africa Grid Training in Catania
Install and configure
Add gilda to VOS variable in /opt/glite/yaim/etc/gilda/<your-site-info.def>
cp /opt/glite/yaim/examples/ig-groups.conf /opt/glite/yaim/etc/gilda/
cp /opt/glite/yaim/examples/ig-users.conf /opt/glite/yaim/etc/gilda/
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

11. First South Africa Grid Training in Catania
Install and configure
Append gilda and geclipsetutor users and groups definitions to /opt/glite/yaim/etc/gilda/ig-users.conf
>cat /opt/glite/yaim/etc/gilda/gilda_ig-users.conf >> /opt/glite/yaim/etc/gilda/ig-users.conf
>cat /opt/glite/yaim/etc/gilda/gilda_ig-groups.conf >> /opt/glite/yaim/etc/gilda/ig-groups.conf
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

12. First South Africa Grid Training in Catania
Define new path of your USERS_CONF and GROUPS_CONF file in
/opt/glite/yaim/etc/gilda/<your_site-info.def>
>export GROUPS_CONF=/opt/glite/yaim/etc/gilda/ig-groups.conf
>export USERS_CONF=/opt/glite/yaim/etc/gilda/ig-users.conf
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

13. First South Africa Grid Training in Catania
Install and configure
Nodetype configuration
/opt/glite/yaim/bin/ig_yaim -c -s /opt/glite/yaim/etc/gilda/my-site-info.def –n ig_UI
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

14. First South Africa Grid Training in Catania
Add a user into the UI
Use the Unix commands:
>passwd gildauser
Log on it with:
>su – gildauser (from root)
adduser gildauser (or any other user name)
>exit
… or type:
Then logon with the new user
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

15. Certificate handling (1/2)
Copy your own certificates to the UI:
From your local PC: ssh
>scp -pr .globus hostXX.trigrid.it:/home/gildauser
Verify permissions of the certificates; they must be:
-r gildauser gildauser 1169 Jun 15 11:03 userkey.pem
-rw-r—r-- 1 gildauser gildauser 1326 Jun 15 11:03 usercert.pem
If file permissions are wrong use:
> chmod 400 userkey.pem
> chmod 644 usercert.pem
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

16. Certificate handling (2/2)
Certificates must be in .globus directory:
>mkdir .globus
>mv *.pem .globus/
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)

17. First South Africa Grid Training in Catania
Reference
First South Africa Grid Training in Catania
16-26 June 2008, Catania (Italy)