Error handling suggests cluster key mismatch when actually md5sum mismatch; fix message

[autocracy]

The status EBADCLUSTERKEY can also indicate an md5 mismatch as used in

qfs/src/cc/chunk/MetaServerSM.cc

Line 701 in 9f6b488

if (status == -EBADCLUSTERKEY) {

Request a more specific error code or a human readable error message that notes other possible mismatch conditions represented by this error code.

[mckurt]

Hi @autocracy,

Thanks for reaching out :) This issue is being tracked in https://quantcast.atlassian.net/browse/QFS-187. We'll get to it soon.

Thanks,

[mckurt]

A fix is in place.