[jira] [Commented] (IGNITE-3184) Hadoop: HADOOP_HOME should not be required if all other environment variables are set.
[ https://issues.apache.org/jira/browse/IGNITE-3184?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15347930#comment-15347930 ] Ivan Veselovsky commented on IGNITE-3184: - fixed by review results. > Hadoop: HADOOP_HOME should not be required if all other environment variables > are set. > -- > > Key: IGNITE-3184 > URL: https://issues.apache.org/jira/browse/IGNITE-3184 > Project: Ignite > Issue Type: Bug > Components: hadoop >Affects Versions: 1.5.0.final >Reporter: Vladimir Ozerov >Assignee: Vladimir Ozerov > Fix For: 1.7 > > > *Problem* > Ignite internals require three pieces to create correct Hadoop classpath: > 1) Path to common JARs; > 2) Path to HDFS JARs; > 3) Path map-reduce JARs. > These three paths could be set with environment variables HADOOP_COMMON_HOME, > HADOOP_HDFS_HOME and HADOOP_MAPRED_HOME respectively. > When all of them are set, HADOOP_HOME is no longer needed, but we will throw > an exception in this case. We should not do that. > *Solution* > Throw exception only in case we cannot resolve any of these paths. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Commented] (IGNITE-3184) Hadoop: HADOOP_HOME should not be required if all other environment variables are set.
[ https://issues.apache.org/jira/browse/IGNITE-3184?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15340023#comment-15340023 ] Ivan Veselovsky commented on IGNITE-3184: - Implemented approach of pure-java classpath composition : https://github.com/apache/ignite/pull/818 . > Hadoop: HADOOP_HOME should not be required if all other environment variables > are set. > -- > > Key: IGNITE-3184 > URL: https://issues.apache.org/jira/browse/IGNITE-3184 > Project: Ignite > Issue Type: Bug > Components: hadoop >Affects Versions: 1.5.0.final >Reporter: Vladimir Ozerov >Assignee: Vladimir Ozerov > Fix For: 1.7 > > > *Problem* > Ignite internals require three pieces to create correct Hadoop classpath: > 1) Path to common JARs; > 2) Path to HDFS JARs; > 3) Path map-reduce JARs. > These three paths could be set with environment variables HADOOP_COMMON_HOME, > HADOOP_HDFS_HOME and HADOOP_MAPRED_HOME respectively. > When all of them are set, HADOOP_HOME is no longer needed, but we will throw > an exception in this case. We should not do that. > *Solution* > Throw exception only in case we cannot resolve any of these paths. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
