rest-server/entry.sh at master · cloudiator/rest-server · GitHub

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#!/bin/sh

set -x

DEFAULT_KAFKA_GROUP_ID="restServer"
DEFAULT_KAFKA_RESPONSE_TIMEOUT=20000

env_required() {
  echo "EnvironmentVariable $1 is required."
  exit 1
}

env_set_default() {
  echo "EnvironmentVariable $1 is not set. Defaulting to $2."
}

validateMandatory() {

  if [ -z "$KAFKA_BOOTSTRAP_SERVERS" ]; then
	  env_required "KAFKA_BOOTSTRAP_SERVERS"
  fi
}

setDefaults() {

  if [ -z "$KAFKA_GROUP_ID" ]; then
    export KAFKA_GROUP_ID=${DEFAULT_KAFKA_GROUP_ID}
	  env_set_default "KAFKA_GROUP_ID" "$DEFAULT_KAFKA_GROUP_ID"
  fi

  if [ -z "$KAFKA_RESPONSE_TIMEOUT" ]; then
    export KAFKA_RESPONSE_TIMEOUT=${DEFAULT_KAFKA_RESPONSE_TIMEOUT}
	  env_set_default "KAFKA_RESPONSE_TIMEOUT" "$DEFAULT_KAFKA_RESPONSE_TIMEOUT"
  fi
}

validateMandatory
setDefaults

# Run the service
java -Dkafka.groupId=${KAFKA_GROUP_ID} -Dkafka.responseTimeout=${KAFKA_RESPONSE_TIMEOUT} -Dkafka.bootstrapServers=${KAFKA_BOOTSTRAP_SERVERS} -jar server-0.3.0-SNAPSHOT.jar