Upgrade HUE from 2.6 to 3.9 - AMbari 2.2

[Prakash Punj]

Where can I find instructions to upgrade HUE from 2.6 to 3.9. 

Thanks

Prakash

[Romain Rigaux]

http://gethue.com/hadoop-hue-3-on-hdp-installation-tutorial/ ?

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[Prakash Punj]

Below is what I get when I try to go to web interface of hue 3.8.1. it installs OK. 

Thanks

Traceback (most recent call last):
  File "/usr/local/hue/desktop/core/src/desktop/lib/wsgiserver.py", line 1198, in communicate
    req.respond()
  File "/usr/local/hue/desktop/core/src/desktop/lib/wsgiserver.py", line 568, in respond
    self._respond()
  File "/usr/local/hue/desktop/core/src/desktop/lib/wsgiserver.py", line 580, in _respond
    response = self.wsgi_app(self.environ, self.start_response)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/core/handlers/wsgi.py", line 206, in __call__
    response = self.get_response(request)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/core/handlers/base.py", line 194, in get_response
    response = self.handle_uncaught_exception(request, resolver, sys.exc_info())
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/core/handlers/base.py", line 236, in handle_uncaught_exception
    return callback(request, **param_dict)
  File "/usr/local/hue/desktop/core/src/desktop/views.py", line 304, in serve_500_error
    return render("500.mako", request, {'traceback': traceback.extract_tb(exc_info[2])})
  File "/usr/local/hue/desktop/core/src/desktop/lib/django_util.py", line 225, in render
    **kwargs)
  File "/usr/local/hue/desktop/core/src/desktop/lib/django_util.py", line 146, in _render_to_response
    return django_mako.render_to_response(template, *args, **kwargs)
  File "/usr/local/hue/desktop/core/src/desktop/lib/django_mako.py", line 125, in render_to_response
    return HttpResponse(render_to_string(template_name, data_dictionary), **kwargs)
  File "/usr/local/hue/desktop/core/src/desktop/lib/django_mako.py", line 114, in render_to_string_normal
    result = template.render(**data_dict)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Mako-0.8.1-py2.7.egg/mako/template.py", line 443, in render
    return runtime._render(self, self.callable_, args, data)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Mako-0.8.1-py2.7.egg/mako/runtime.py", line 786, in _render
    **_kwargs_for_callable(callable_, data))
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Mako-0.8.1-py2.7.egg/mako/runtime.py", line 818, in _render_context
    _exec_template(inherit, lclcontext, args=args, kwargs=kwargs)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Mako-0.8.1-py2.7.egg/mako/runtime.py", line 844, in _exec_template
    callable_(context, *args, **kwargs)
  File "/tmp/tmpD_IKpt/desktop/500.mako.py", line 103, in render_body
    __M_writer(unicode( commonfooter(messages) ))
  File "/usr/local/hue/desktop/core/src/desktop/views.py", line 388, in commonfooter
    hue_settings = Settings.get_settings()
  File "/usr/local/hue/desktop/core/src/desktop/models.py", line 59, in get_settings
    settings, created = Settings.objects.get_or_create(id=1)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/manager.py", line 154, in get_or_create
    return self.get_queryset().get_or_create(**kwargs)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/query.py", line 391, in get_or_create
    six.reraise(*exc_info)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/query.py", line 383, in get_or_create
    obj.save(force_insert=True, using=self.db)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/base.py", line 545, in save
    force_update=force_update, update_fields=update_fields)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/base.py", line 573, in save_base
    updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/base.py", line 654, in _save_table
    result = self._do_insert(cls._base_manager, using, fields, update_pk, raw)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/base.py", line 687, in _do_insert
    using=using, raw=raw)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/manager.py", line 232, in _insert
    return insert_query(self.model, objs, fields, **kwargs)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/query.py", line 1514, in insert_query
    return query.get_compiler(using=using).execute_sql(return_id)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/models/sql/compiler.py", line 903, in execute_sql
    cursor.execute(sql, params)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/backends/util.py", line 53, in execute
    return self.cursor.execute(sql, params)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/utils.py", line 99, in __exit__
    six.reraise(dj_exc_type, dj_exc_value, traceback)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/backends/util.py", line 53, in execute
    return self.cursor.execute(sql, params)
  File "/usr/local/hue/build/env/lib/python2.7/site-packages/Django-1.6.10-py2.7.egg/django/db/backends/sqlite3/base.py", line 452, in execute
    return Database.Cursor.execute(self, query, params)
OperationalError: attempt to write a readonly database

[Romain Rigaux]

You would need to change to 700 the permission of the sqlite database of Hue, or better, switch to use a real database: http://www.cloudera.com/documentation/enterprise/latest/topics/cdh_ig_hue_database.html#concept_id1_wkj_zj_unique_1