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Find and extract hadoop root url for use in bash scripts
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| #!/usr/bin/env bash | |
| HH=`awk '/fs\.defaultFS/{getline; print}' /etc/hadoop/conf/core-site.xml ` | |
| HH1=`echo "${HH/<value>/}"` | |
| HADOOP_ROOT=`echo "${HH1/<\/value>/}"` | |
| echo $HADOOP_ROOT |
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