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Ship it!




Ship It!

- Attila Magyar


On Nov. 10, 2017, 4:43 p.m., Robert Levas wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/63735/
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> 
> (Updated Nov. 10, 2017, 4:43 p.m.)
> 
> 
> Review request for Ambari, Attila Magyar, Andrew Onischuk, Balázs Bence Sári, 
> Eugene Chekanskiy, Jonathan Hurley, Robert Nettleton, Swapan Shridhar, and 
> Vitalyi Brodetskyi.
> 
> 
> Bugs: AMBARI-22417
>     https://issues.apache.org/jira/browse/AMBARI-22417
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> Ambari checks fail with FIPS mode is activated on the OS (Rhel7). FIPS mode 
> disables weak ciphers (such as MD5). 
> Ambari code is doing 
> 
> ```
> ccache_file_name = _md5("
> {0}|{1}".format(principal, keytab)).hexdigest(). MD5 is disabled on the OS 
> (RHEL7) so ambari throws errors.
> ```
> 
> - All service checks fail, Ranger KMS start fails via ambari. 
> - However all the services are actually running and fine. 
> 
> - Also Ranger KMS succesfully started from command Line
> 
> Here is the stack trace from Ambari
> 
> ```
> service_check
> params.kinit_path_local, False, None, params.smoke_user)
> File 
> "/usr/lib/python2.6/site-packages/resource_management/libraries/functions/curl_krb_request.py",
>  line 109, in curl_krb_request
> ccache_file_name = _md5("{0}
> |
> {1}
> ".format(principal, keytab)).hexdigest()
> ValueError: error:060800A3:digital envelope 
> routines:EVP_DigestInit_ex:disabled for fips
> ```
> 
> Fix: 
> MD5 is disabled on the OS, Code needs to be updated to use SHA?
> 
> This is required when FIPS mode is enabled on the RHEL OS
> 
> 
> Diffs
> -----
> 
>   
> ambari-common/src/main/python/resource_management/libraries/functions/curl_krb_request.py
>  95e8625d67 
> 
> 
> Diff: https://reviews.apache.org/r/63735/diff/1/
> 
> 
> Testing
> -------
> 
> Manually tested
> 
> 
> Thanks,
> 
> Robert Levas
> 
>

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