Hadoop_Lab5: Makefile

JarFile="sample-0.1.jar"
MainFunc="Sample.WordCount"
LocalOutDir="/tmp/output"
HADOOP_BIN="/opt/hadoop/bin"

all:jar run output clean

jar:
  jar -cvf ${JarFile} -C bin/ .

run:
  ${HADOOP_BIN}/hadoop jar ${JarFile} ${MainFunc} input output

clean:
  ${HADOOP_BIN}/hadoop fs -rmr output

output:
  rm -rf ${LocalOutDir}
  ${HADOOP_BIN}/hadoop fs -get output ${LocalOutDir}
  gedit ${LocalOutDir}/part-r-00000 & 

help:
  @echo "Usage:"
  @echo " make jar     - Build Jar File."
  @echo " make clean   - Clean up Output directory on HDFS."
  @echo " make run     - Run your MapReduce code on Hadoop."
  @echo " make output  - Download and show output file"
  @echo " make help    - Show Makefile options."
  @echo " "
  @echo "Example:"
  @echo " make jar; make run; make output; make clean"