1. EGI Operations Management Board
Glue Validator Status
EGI Operations Management Board
15th July 2013

2. What is glue-validator
Command line tool to validate published information against the GLUE schema
GLUE 1:
GLUE 2:
EGI profile for GLUE 2:
For each GLUE 2 attribute, one or more tests are executed
Correct type and syntax
Mandatory or not
Value within certain range
etc
EGI Operations Management Board - 16th July 2013

3. Where to find glue-validator
Available in EPEL, EMI and UMD repositories
For validation against EGI profile for GLUE 2 >= v
Not yet in EPEL
Only available in EMI 3 and UMD 3
If you want to see the results per site
If you want to play with the the latest version
/afs/cern.ch/users/m/malandes/public
EGI Operations Management Board - 16th July 2013

4. Tuning glue-validator
feedback
Monthly reports
WLCG sites
feedback
monitors
Tuning
glue-validator
Middleware information providers
validates
GLUE2 templates
midmon
feedback
Glue-validator error twiki
EGI Operations Management Board - 16th July 2013

5. Tuning glue-validator
GLUE 2 Info provider validation:
Middleware services have been validated against the EGI profile for GLUE 2
Activity still on going
Bugs identified or still under discussion
i.e. Capacity totals for Storage Services
Fixes planned for upcoming releases of the middleware
EGI Operations Management Board - 16th July 2013

6. Tuning glue-validator
GLUE 2 WLCG site monitoring
Monthly reports available in:
Reports distributed internally among IS experts and LHC VO representatives
Outstanding issues are followed up with GGUS tickets
Unfortunately no progress can still be tracked
Due to a bug in glue-validator not logging all errors
May-13
Jun-13
ERROR
89965
108102
WARNING
85479
INFO
18205
49653
EGI Operations Management Board - 16th July 2013

7. glue-validator messages
Glue-validator raises 3 different messages: Error, Warnings and Info
All messages are documented here:
Most common errors are right now due to
BDII bugs -> GLUE 2 delete bug
Fix released in UMD 3
Information provider bugs
Tickets have been opened
Information provider inaccuracies
Tolerances will be added to avoid raising errors
The tests raising these errors will be temporarily removed from the glue-validator or tolerances will be added
In general sites are in good shape!
EGI Operations Management Board - 16th July 2013

8. Rolling glue-validator into production
glue-validator is currently deployed as a nagios probe in “midmon”
After the glue-validation tuning, a newer version will be installed
Glue-validation training will be provided
ROD will validate the probe
glue-validator errors will generate alarms in the operations dashboard
ROD support to sites through GGUS tickets
EGI Operations Management Board - 16th July 2013

9. EGI Operations Management Board - 16th July 2013
Planning
July
Finish info provider validation
Identify glue-validator tests failing due to info provider bugs
Define what to do with those tests
Remove from glue-validator until fix available
Add tolerances
August
New version of glue-validator
Deploy new version in Midmon
Identify most common errors (due to site misconfiguration at this point)
Update error twiki
September
Prepare training for EGI TF
How to run glue-validator
Output of glue-validator
Guidelines on how to fix errors
Validation of glue-validator by ROD
October/November
Start using glue-validator in production
EGI Operations Management Board - 16th July 2013