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Elevator Kata - Event Oriented

by Meidi Airouche

Installation of required services for the Kata

Install Kafka & Zookeeper

docker-compose up -d

Check for Kafka service

Check if Kafka service is running on port 29092 nc -z localhost 29092

It should return Connection to localhost port 29092 [tcp/*] succeeded!

You can also check that Kafka logged a start docker-compose logs kafka | grep -i started

Check for Zookeeper service

Check if Zookeeper service is running on port 22181 nc -z localhost 22181

It should return Connection to localhost port 22181 [tcp/*] succeeded!

Exercice

Convoy the more people you can calling for the elevator in a given timeframe (5min for example). The constraints are the following :

  • People are calling for the elevator every 5 to 10 secs
  • The elevator takes 1 sec to go from one floor to another
  • The elevator takes a pause of 1 sec when people enter
  • The elevator takes a pause of 1 sec when people out