Limitation on fuel version length in DB should be removed

[Alexander Kislitsky]

If we try to create environment with fuel version length greater than 30, service returns 500 error.

Exception details:

File "/usr/lib64/python2.6/site-packages/sqlalchemy/orm/unitofwork.py", line 331, in execute
    rec.execute(self)
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/orm/unitofwork.py", line 475, in execute
    uow
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/orm/persistence.py", line 64, in save_obj
    table, insert)
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/orm/persistence.py", line 558, in _emit_insert_statements
    execute(statement, params)
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/engine/base.py", line 1449, in execute
    params)
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/engine/base.py", line 1584, in _execute_clauseelement
    compiled_sql, distilled_params
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/engine/base.py", line 1698, in _execute_context
    context)
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/engine/base.py", line 1691, in _execute_context
    context)
  File "/usr/lib64/python2.6/site-packages/sqlalchemy/engine/default.py", line 331, in do_execute
    cursor.execute(statement, parameters)
DataError: (DataError) value too long for type character varying(30)
 'INSERT INTO clusters (mode, status, net_provider, grouping, name, release_id, replaced_deployment_info, replaced_provisioning_info, is_customized, fuel_version) VALUES (%(mode)s, %(status)s, %(net_provider)s, %(grouping)s, %(name)s, %(release_id)s, %(replaced_deployment_info)s, %(replaced_provisioning_info)s, %(is_customized)s, %(fuel_version)s) RETURNING clusters.id' {'status': 'new', 'is_customized': False, 'release_id': 1, 'name': u'jfkhdjfhjk', 'replaced_provisioning_info': '{}', 'fuel_version': '2014-05-05 10:03:21 +0000 c4a39c8894d6ed5517f6d8338306e050d75021e2', 'net_provider': u'nova_network', 'replaced_deployment_info': '{}', 'mode': u'ha_compact', 'grouping': 'roles'}

[Openstack Gerrit (openstack-gerrit)]

Fix proposed to branch: master
Review: https://review.openstack.org/92148

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/92148
Committed: https://git.openstack.org/cgit/stackforge/fuel-web/commit/?id=a72477feea71ce402dda5605fb97605d85b9443c
Submitter: Jenkins
Branch: master

commit a72477feea71ce402dda5605fb97605d85b9443c
Author: Alexander Kislitsky <email address hidden>
Date: Mon May 5 19:40:02 2014 +0400

    Restriction on length of fuel_version removed

    500 error raised in case of cluster created with fuel_version length
    greater than 30. Restriction on length of field fuel_version removed
    from DB. Text type used instead String(30)

    Change-Id: I163b276aed5aa08cfee494751a22682512128060
    Closes-Bug: #1316154