[jira] [Created] (PROTON-2138) Capabilities not present in transaction coordinator attach

["Ken Giusti (Jira)" <ji...@apache.org>]

Ken Giusti created PROTON-2138:
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             Summary: Capabilities not present in transaction coordinator attach
                 Key: PROTON-2138
                 URL: https://issues.apache.org/jira/browse/PROTON-2138
             Project: Qpid Proton
          Issue Type: Improvement
          Components: proton-c
    Affects Versions: proton-c-0.29.0
            Reporter: Ken Giusti
            Assignee: Ken Giusti
             Fix For: proton-c-0.30.0


When paring an incoming ATTACH frame for a transaction coordinator Proton does not correctly retrieve the coordinator target's capabilities field.

Here's a trace from qpid-dispatch servicing a request between tx_send.py and artemis:

This attach frame arrives from tx_send.py:

{noformat}
2019-11-20 11:39:25.133485 -0500 SERVER (trace) [2]:FRAME: 0 <- @attach(18) [name="txn-ctrl", handle=1, role=false, snd-settle-mode=2, rcv-settle-mode=0, source=@source(40) [durable=0, timeout=0, dynamic=false], target=@coordinator(48) [capabilities=:"amqp:local-transactions"], initial-delivery-count=0]
{noformat}

Note the " [capabilities=:"amqp:local-transactions"]" in the target.

On dispatch attempting to retrieve the target's capabilities return no data: 

2019-11-20 11:39:25.133710 -0500 ROUTER (info) KAG: qdr-target=






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