1.download.kafka+zookeper.ipynb

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 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Initial definitions"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Setting up Kafka envvars"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "%env KAFKA_VERSION     2.3.0\n",
    "%env KAFKA_HOME kafka_2.12-2.3.0"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Setting up Java Home envvar"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "%env JAVA_HOME /usr/lib/jvm/java-8-openjdk-amd64"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Downloading Kafka"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "!wget https://www-eu.apache.org/dist/kafka/${KAFKA_VERSION}/${KAFKA_HOME}.tgz   -q --show-progress\n",
    "!tar -xvf ${KAFKA_HOME}.tgz > /dev/null \n",
    "!rm       ${KAFKA_HOME}.tgz"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Starting ZooKeeper\n",
    "## Kafka uses ZooKeeper, so we will start a \"quick-and-dirty single-node ZooKeeper\" provided by Kafka"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "!${KAFKA_HOME}/bin/zookeeper-server-start.sh /$(pwd)/${KAFKA_HOME}/config/zookeeper.properties"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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