[rabbitmq-discuss] Error deleting vhost

[Simon MacMullen]

Hi. There are a couple of bugs in config json vs policies and parameters 
vs vhosts. Some have been fixed already, and some will be fixed in the 
next release.

Cheers, Simon

On 19/06/13 21:24, austinnichols wrote:
> OK - I was able to figure this one out.  The solution wasn't easy, but
> may help someone in the future.
>
> I believe the core problem was a partially/mis-configured federation setup.
>
> I exported my config to json, stopped RMQ then deleted (renamed .bad)
> the mnesia folder.
>
> When I restarted I re-imported my config and found that I had the same
> problem as before.  OK - it's something in the config...
>
> I then went through the config json and CAREFULLY removed any references
> to my 'bad' vhost.  There were a few problem areas:
>
> 1.  Parameters node - several entries pertained to federation and when I
> went through the admin gui I couldn't remove the settings.  Deleted from
> the .json
> 2.  There were a couple of admin users with rights to the vHost that
> remained after the vhost was deleted.
>
> I cleared out mnesia again, restarted, imported my json and I'm now up
> and running.
>
> I was also having a problem turning on tracing (rabbitmqctl trace_on -p
> myVhost) which would hang on this specific vhost.  Once I uploaded my
> clean config I was able to enable trace without issues.
>
>
>
> On Wednesday, June 19, 2013 2:51:42 PM UTC-4, austinnichols wrote:
>
>     Using RMQ 3.0.2 / Erlang R14B04
>
>     I'm having difficulty deleting a specific vhost.  When attempting to
>     delete I receive the message below.  Other vhosts do not appear to
>     have this same issue.
>
>     Would appreciate any guidance on where to start troubleshooting ...
>
>
>     Delete this vhost
>
>     HTTP APICommand LineUpdate
>     Last update: 2013-06-19 14:41:20
>
>     Got response code 500 with body
>     Internal Server Error
>
>     The server encountered an error while processing this request:
>     {throw,
>          {error,
>              {{badmatch,
>                   {error_string,
>                       "Validation failed\n\nname not recognised:
>     undefined\n"}},
>               [{rabbit_vhost,'-internal_delete/1-lc$^1/1-1-',2},
>                {rabbit_vhost,internal_delete,1},
>                {rabbit_vhost,'-delete/1-fun-0-',1},
>                {mnesia_tm,apply_fun,3},
>                {mnesia_tm,execute_transaction,5},
>                {rabbit_misc,'-execute_mnesia_transaction/1-fun-0-',1},
>                {worker_pool_worker,handle_call,3},
>                {gen_server2,handle_msg,2}]}},
>          [{rabbit_misc,execute_mnesia_transaction,1},
>           {rabbit_mgmt_wm_vhost,delete_resource,2},
>           {webmachine_resource,resource_call,3},
>           {webmachine_resource,do,3},
>           {webmachine_decision_core,resource_call,1},
>           {webmachine_decision_core,decision,1},
>           {webmachine_decision_core,handle_request,2},
>           {rabbit_webmachine,'-makeloop/1-fun-0-',2}]}
>     mochiweb+webmachine web server
>
>
>
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-- 
Simon MacMullen
RabbitMQ, Pivotal