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Posted to dev@apex.apache.org by Vlad Rozov <v....@datatorrent.com> on 2017/03/23 15:59:21 UTC

Re: 3.5.0 apex core build failing with hadoop 2.7.3 dependency

YarnConfiguration is @Evolving :)

Moving discussion to dev@apex.

Thank you,

Vlad

//
On 3/23/17 08:43, Pramod Immaneni wrote:
> So much for semantic versioning..
>
> On Thu, Mar 23, 2017 at 7:15 AM, Munagala Ramanath 
> <ram@datatorrent.com <ma...@datatorrent.com>> wrote:
>
>     Looks like this was a breaking change introduced in Hadoop 2.7.0:
>
>     In
>     https://hadoop.apache.org/docs/r2.6.5/api/org/apache/hadoop/yarn/conf/YarnConfiguration.html
>     <https://hadoop.apache.org/docs/r2.6.5/api/org/apache/hadoop/yarn/conf/YarnConfiguration.html>
>     we have:
>
>     static longDELEGATION_TOKEN_MAX_LIFETIME_DEFAULT
>     static StringDELEGATION_TOKEN_MAX_LIFETIME_KEY
>
>     But in
>     https://hadoop.apache.org/docs/r2.7.0/api/org/apache/hadoop/yarn/conf/YarnConfiguration.html
>     <https://hadoop.apache.org/docs/r2.7.0/api/org/apache/hadoop/yarn/conf/YarnConfiguration.html>
>     we have:
>
>     static longRM_DELEGATION_TOKEN_MAX_LIFETIME_DEFAULT
>     static StringRM_DELEGATION_TOKEN_MAX_LIFETIME_KEY
>
>     Ram
>
>     On Wed, Mar 22, 2017 at 11:59 PM, Chinmay Kolhatkar
>     <chinmay@apache.org <ma...@apache.org>> wrote:
>
>         Hi All,
>
>         I want to clarify whether my understanding is correct here.
>
>         1. I downloaded apache-apex-core-3.5.0-source-release.tar.gz
>         2. Extracted the tar
>         3. Ran following command to build apex core:
>         mvn clean package -DskipTests -Dhadoop.version=2.7.3
>         (NOTE: I have overridden hadoop version to 2.7.3)
>
>         I get following compilation error:
>         [ERROR] Failed to execute goal
>         org.apache.maven.plugins:maven-compiler-plugin:3.3:compile
>         (default-compile) on project apex-engine: Compilation failure:
>         Compilation failure:
>         [ERROR]
>         /home/chinmay/files/apache-apex-core-3.5.0/engine/src/main/java/com/datatorrent/stram/plan/logical/LogicalPlan.java:[159,87]
>         cannot find symbol
>         [ERROR] symbol: variable DELEGATION_TOKEN_MAX_LIFETIME_DEFAULT
>         [ERROR] location: class
>         org.apache.hadoop.yarn.conf.YarnConfiguration
>         [ERROR]
>         /home/chinmay/files/apache-apex-core-3.5.0/engine/src/main/java/com/datatorrent/stram/client/StramAppLauncher.java:[586,120]
>         cannot find symbol
>         [ERROR] symbol: variable DELEGATION_TOKEN_MAX_LIFETIME_KEY
>         [ERROR] location: class
>         org.apache.hadoop.yarn.conf.YarnConfiguration
>         [ERROR]
>         /home/chinmay/files/apache-apex-core-3.5.0/engine/src/main/java/com/datatorrent/stram/client/StramAppLauncher.java:[586,173]
>         cannot find symbol
>         [ERROR] symbol: variable DELEGATION_TOKEN_MAX_LIFETIME_DEFAULT
>         [ERROR] location: class
>         org.apache.hadoop.yarn.conf.YarnConfiguration
>         [ERROR] -> [Help 1]
>
>         What should be the expected result while building apex-core
>         when building with different version of hadoop?
>         Is this error expected OR something wrong in my environment?
>
>         Thanks,
>         Chinmay.
>
>
>
>
>     -- 
>
>     _______________________________________________________
>
>     Munagala V. Ramanath
>
>     Software Engineer
>
>     E: ram@datatorrent.com <ma...@datatorrent.com> | M: (408)
>     331-5034 <tel:%28408%29%20331-5034> | Twitter: @UnknownRam
>
>     www.datatorrent.com <http://www.datatorrent.com>  |
>     apex.apache.org <http://apex.apache.org>
>