v3 "Exception wrapping data"

Greg Haverkamp gahaverkamp at lbl.gov
Tue Feb 9 16:57:58 EST 2016


I happened to see these in my process logs today (my relevant logs only go
back a week, but I've got thousands across the past week):

2016-02-09 21:12:50,113 - *ERROR
[net.shibboleth.utilities.java.support.security.DataSealer:292]* -
Exception wrapping data

java.io.UTFDataFormatException: encoded string too long: 104770 bytes

at java.io.DataOutputStream.writeUTF(DataOutputStream.java:364)

2016-02-09 21:12:50,128 - ERROR
[org.opensaml.storage.impl.client.ClientStorageService:458] -
StorageService shibboleth.ClientSessionStorageService: Error while
serializing storage data

java.io.IOException:
net.shibboleth.utilities.java.support.security.DataSealerException:
Exception wrapping data

at
org.opensaml.storage.impl.client.ClientStorageService$ClientStorageServiceStore.save(ClientStorageService.java:648)

Caused by:
net.shibboleth.utilities.java.support.security.DataSealerException:
Exception wrapping data

at
net.shibboleth.utilities.java.support.security.DataSealer.wrap(DataSealer.java:293)

Caused by: java.io.UTFDataFormatException: encoded string too long: 104770
bytes

at java.io.DataOutputStream.writeUTF(DataOutputStream.java:364)


I had around 1700 today, combined between two users who looked to be
looping.  I assume this is just the session information growing on each
redirect loop, until it's too big?

(So far, they all appear to be the same multi-tenant SP, so I'll contact
the SP's owners and see if they can figure out what's going on on their
end.)

If it seems more serious, I can try to capture debug logs and create an
issue.

Greg
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