BIND 10 #2736: Allow new bindctl to work with old cmdctl, old cfgmgr

[BIND 10 Development]

#2736: Allow new bindctl to work with old cmdctl, old cfgmgr
-------------------------------------+-------------------------------------
                   Reporter:  jreed  |                 Owner:
                       Type:         |                Status:  new
  defect                             |             Milestone:  New Tasks
                   Priority:         |              Keywords:
  medium                             |             Sensitive:  0
                  Component:         |           Sub-Project:  Core
  Unclassified                       |  Estimated Difficulty:  0
               CVSS Scoring:         |           Total Hours:  0
            Defect Severity:  N/A    |
Feature Depending on Ticket:         |
        Add Hours to Ticket:  0      |
                  Internal?:  0      |
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 {{{
 ["login success "] login as root
 > Boss shutdown
 Traceback (most recent call last):
   File "/usr/local/bin/bindctl", line 162, in <module>
     result = tool.run()
   File "/usr/local/lib/python3.1/site-packages/bindctl/bindcmd.py", line
 158, in run
     self.cmdloop()
   File "/usr/local/lib/python3.1/cmd.py", line 138, in cmdloop
     line = self.precmd(line)
   File "/usr/local/lib/python3.1/site-packages/bindctl/bindcmd.py", line
 348, in precmd
     self._update_all_modules_info()
   File "/usr/local/lib/python3.1/site-packages/bindctl/bindcmd.py", line
 343, in _update_all_modules_info
     self.config_data = isc.config.UIModuleCCSession(self)
   File "/usr/local/lib/python3.1/site-packages/isc/config/ccsession.py",
 line 487, in __init__
     self.update_specs_and_config()
   File "/usr/local/lib/python3.1/site-packages/isc/config/ccsession.py",
 line 517, in update_specs_and_config
     self.request_current_config()
   File "/usr/local/lib/python3.1/site-packages/isc/config/ccsession.py",
 line 508, in request_current_config
     raise ModuleCCSessionError("Bad config version")
 isc.config.ccsession.ModuleCCSessionError: Bad config version
 }}}

 I see this often when I upgrade.  My upgrade method is to replace software
 while
 still old is running.

 If it is incompatible, at least a friendly message about it.

-- 
Ticket URL: <http://bind10.isc.org/ticket/2736>
BIND 10 Development <http://bind10.isc.org>
BIND 10 Development