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Adjust run.sh script and README.md #2

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Adjust run.sh script and README.md #2

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cf70733
fix: verify if hadoopNetwork exists bfore attempting to remove it
thgomes Dec 1, 2023
c8e670e
fix: add instructions to ensure that maven is installed before run co…
thgomes Dec 1, 2023
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2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -29,7 +29,7 @@ $ ./run.sh 2
```

## Sample Word Count
Follow below steps to run the word count example that is "hello world" of hadoop community.
Ensure that "maven" is installed in your machine to compile Java code, than follow below steps to run the word count example that is "hello world" of hadoop community.
```sh
$ cd codeSamples/
```
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7 changes: 6 additions & 1 deletion run.sh
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Expand Up @@ -15,8 +15,13 @@ do
echo "slave$i" >> ./conf/slaves
done

# Check if the hadoopNetwork exists before attempting to remove it
if [[ $(docker network ls -f name=hadoopNetwork -q) ]]; then
docker network rm hadoopNetwork
fi

#Create a network named "hadoopNetwork"
docker network rm hadoopNetwork && docker network create -d bridge --subnet 172.25.0.0/16 hadoopNetwork
docker network create -d bridge --subnet 172.25.0.0/16 hadoopNetwork

#Create base hadoop image named "base-hadoop:1.0"
docker build -t base-hadoop:1.0 .
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