This is the documentation for Cloudera 5.4.x. Documentation for other versions is available at Cloudera Documentation.
Hue Incompatible Changes
You will need to upgrade any custom applications after you upgrade to
the LDAP synchronization backend was moved to a generic middleware. If
your code uses DesktopSynchronizationBackendBase, you will need to
create your own middleware, and extend the new
LdapSynchronizationMiddleware. Put that new custom middleware class in
the middleware= line of the [desktop] section of
hue.ini. The following example uses a middleware called
# Comma-separated list of Django middleware classes to use.
# See https://docs.djangoproject.com/en/1.4/ref/middleware/ for more details on middlewares in Django.
[oozie] Hue depends on
which is in CDH 5 Beta 2 but has not been included in any other release
yet. Set the following backward compatibility flag to false to use the
old frequency number/unit representation instead of the new crontab.
enable_cron_scheduling = false
Hue 3.0.0 was a major revision of Hue. The user interface changed significantly.
CDH 5 Hue requires
Python 2.6 and above, effectively dropping support for Python 2.4 and 2.5.
Hue will install without Python 2.6, but will not start.
Note: RHEL 5 and CentOS 5 users will have to download Python 2.6 from the EPEL
Installing Hue for instructions.
The Beeswax daemon has been replaced by HiveServer2. Hue should therefore point
to a running HiveServer2. This change involves removing the Beeswaxd
code entirely and the following major updates to the
[beeswax] section of the Hue configuration file,
# Host where Hive server Thrift daemon is running.
# If Kerberos security is enabled, use fully-qualified domain name (FQDN).
## hive_server_host=<FQDN of Hive Server>
# Port where HiveServer2 Thrift server runs on.
Search bind authentication is now used by default instead of direct bind. To
revert to the previous settings, use the new
search_bind_authentication configuration property.