HBasePS

https://github.com/sentric/HBasePS/

Description:

Real-time notification on a put to HBase implemented with an HBase coprocessors and prospective search.

For more information please refer to the github project wiki:

Build Notes:

Current pom configured to build against HBase 0.92.0 (cdh4b1).

Note: unit-tests take some time to execute (up to several minutes), to skip their execution use -Dmaven.skip.tests=true.

CP Loading With HBase Shell Commands:

Required tables

Table     | Column Families | Qualifiers
----------------------------------------
article      ctn
account      agent              <agentId>
report       doc                id

Steps to add the coprocessor:

• Copy coprocessor JARs to HDFS

  1. hadoop fs -rm /hbaseps-1.0-SNAPSHOT.jar
  2. hadoop fs -copyFromLocal target/hbaseps-1.0-SNAPSHOT.jar /
  3. hadoop fs -ls /

• Register coprocessor to table 4. disable 'article' 5. alter 'article', METHOD => 'table_att', 'COPROCESSOR'=>'hdfs:///hbaseps-1.0-SNAPSHOT.jar|
ch.sentric.hbase.coprocessor.ProspectiveSearchRegionObserver|1073741823|solr.home=<path to solr.home>' 6. describe 'article' 7. enable 'article'

• Steps to remove the coprocessor:

  1. disable 'article'
  2. alter 'article', METHOD => 'table_att_unset', NAME => 'COPROCESSOR$1'
  3. describe 'article'
  4. enable 'article'

HBase Version Compatibility:

Compatible with HBase 0.92.xxx

Released under Apache License 2.0.

Author:

Christian Guegi