ElasticSearch deployment script with nginx ready for Kibana using Azure File Service for config/web/data storage

es-deploy.sh

#!/usr/bin/env bash

tput setaf 8

##DEFAULT environment variables
AZURESTORAGEACCOUNT='null'
AZURESTORAGEPASSWORD='null'
AZUREFILESHARE='elasticsearch'
ELASTICSEARCH_VERSION=1.4.3
KIBANA_VERSION=3.1.2 #Unused currently
ESCONFIG='esconfig' #you can use this to separate between QA and Production configs
RUN='false' # defaults to false, so that running the script will preview out ENV variables

#Set Script Name variable
SCRIPT=`basename ${BASH_SOURCE[0]}`
#Set fonts for Help.
NORM=`tput sgr0`
BOLD=`tput bold`
REV=`tput smso`
GREEN=`tput setaf 2`
YELLOW=`tput setaf 3`
RED=`tput setaf 1`
BLUE=`tput setaf 4`
RESET=`tput setaf 8`
WHITE=`tput setaf 7`
#Help function
function HELP {
  echo -e \\n"Help documentation for ${BOLD}${SCRIPT}.${NORM}"\\n
  echo -e "${REV}Basic usage:${NORM} ${BOLD}$SCRIPT -u account -p key -e 1.4.3 -r 1${NORM}"\\n
  echo "Command line switches are optional. The following switches are recognized."
  echo "${REV}-u${NORM}  --Sets the value for option ${BOLD}AZURESTORAGEACCOUNT${NORM}. Default is ${BOLD}nflpaelasticsearchdata${NORM}."
  echo "${REV}-p${NORM}  --Sets the value for option ${BOLD}AZURESTORAGEPASSWORD${NORM}. Default is ${BOLD}null${NORM}."
  echo "${REV}-f${NORM}  --Sets the value for option ${BOLD}AZUREFILESHARE${NORM}. Default is ${BOLD}elasticsearch${NORM}."
  echo "${REV}-e${NORM}  --Sets the version to download for elasticsearch. Default is ${BOLD}1.4.3${NORM}."
  echo "${REV}-k${NORM}  --Sets the version to download for kibana. Default is ${BOLD}3.1.2${NORM}."
  echo "${REV}-r${NORM}  --Runs the script. Default is ${BOLD}false${NORM}."
  echo -e "${REV}-h${NORM}  --Displays this help message. No further functions are performed."\\n
  exit 1
}

function SHOWSETTINGS {
  echo -e \\n"${YELLOW}Settings >>>${NORM}"\\n
  echo "${NORM}Azure storage account: ${BOLD}${YELLOW}"$AZURESTORAGEACCOUNT
  echo "${NORM}Azure storage key: ${BOLD}${YELLOW}"$AZURESTORAGEPASSWORD
  echo "${NORM}Azure storage file share: ${BOLD}${YELLOW}"$AZUREFILESHARE
  echo "${NORM}ElasticSearch Version: ${BOLD}${YELLOW}"$ELASTICSEARCH_VERSION
  echo "${NORM}Kibana Version: ${BOLD}${YELLOW}"$KIBANA_VERSION
  echo "${NORM}ESConfig: ${BOLD}${YELLOW}"$ESCONFIG"${NORM}"

  echo -e " "
  read -p "${BOLD}${WHITE}Continue?${NORM} [y/N] "
  echo  "${NORM}" # (optional) move to a new line
  if [[ ! $REPLY =~ ^[Yy] ]]
  then
      exit 1
  fi
}

#Check the number of arguments. If none are passed, print help and exit.
NUMARGS=$#

if [ $NUMARGS -eq 0 ]; then
  HELP
fi


while getopts ":u:p:f:e:k:r:h" opt; do
  case $opt in
    u)
      AZURESTORAGEACCOUNT=$OPTARG
      ;;
    p)
      AZURESTORAGEPASSWORD=$OPTARG
      ;;
    f)
      AZUREFILESHARE=$OPTARG
      ;;
    e)
      ELASTICSEARCH_VERSION=$OPTARG
      ;;
    k)
      KIBANA_VERSION=$OPTARG
      ;;
    r)
      RUN=$OPTARG
      ;;
    h)
      HELP
      exit 1
      ;;
      \?) #unrecognized option - show help
        echo -e \\n"${RED}Option -${BOLD}$OPTARG${NORM}${RED} not allowed."
        HELP
        ;;
    :)
      echo "${RED}Option -$OPTARG requires an argument.${NORM}" >&2
      exit 1
      ;;
  esac
done
shift $((OPTIND-1))

SHOWSETTINGS

if [ $AZURESTORAGEACCOUNT == 'null' ]; then
  echo -e "${RED}ERROR: ${BOLD}Azure storage account required.\n${NORM}You can set it using the ${BOLD}${WHITE}-u${NORM} parameter.${NORM}\n"
  exit 1
fi
if [ $AZURESTORAGEPASSWORD == 'null' ]; then
  echo -e "${RED}ERROR: ${BOLD}Azure storage key required.\n${NORM}You can set it using the ${BOLD}${WHITE}-p${NORM} parameter.${NORM}\n"
  exit 1
fi

echo "${YELLOW}>>> Updating hostname in /etc/hosts${NORM}"
sudo su -c "echo -e '\n#The following was inserted by the NFLPA Provisioning script\n127.0.0.1\t"$HOSTNAME"' >> /etc/hosts"

echo "${YELLOW}>>> Provisioning...${NORM}"

##Update apt
sudo apt-get update
##install cifs for azure file storage
sudo apt-get install cifs-utils -y

#install ElasticSearch latest
cd ~
echo "${YELLOW}>>> Installing Java{NORM}"
sudo apt-get install openjdk-7-jre-headless -y
sudo apt-get install wget -y

echo "${YELLOW}>>> Downloading and Installing Elastic Search $ELASTICSEARCH_VERSION{NORM}"
wget --quiet https://download.elasticsearch.org/elasticsearch/elasticsearch/elasticsearch-$ELASTICSEARCH_VERSION.deb
sudo dpkg -i elasticsearch-$ELASTICSEARCH_VERSION.deb
rm elasticsearch-$ELASTICSEARCH_VERSION.deb
sudo update-rc.d elasticsearch defaults 95 10


echo "${YELLOW}>>> Installing NGINX for Kibana${NORM}"
sudo apt-get install nginx-full apache2-utils -y


echo "${YELLOW}>>> Mounting Azure File Service Shares${NORM}"
sudo mkdir /usr/share/azure-files

#Add to fstab so they automount on restart

##Azure File Storage link for ElasticSearch Configs (This can be done using ln -s as well)
sudo su -c "echo -e '//"$AZURESTORAGEACCOUNT".file.core.windows.net/"$AZUREFILESHARE"/"$ESCONFIG"\t/etc/elasticsearch\tcifs\tvers=2.1,dir_mode=0777,file_mode=0777,username="$AZURESTORAGEACCOUNT",password="$AZURESTORAGEPASSWORD"' >> /etc/fstab"
##Azure File Storage root share
sudo su -c "echo -e '//"$AZURESTORAGEACCOUNT".file.core.windows.net/"$AZUREFILESHARE"\t/usr/share/azure-files\tcifs\tvers=2.1,dir_mode=0777,file_mode=0777,username="$AZURESTORAGEACCOUNT",password="$AZURESTORAGEPASSWORD"' >> /etc/fstab"
##AFS mount for nginx configs
sudo su -c "echo -e '//"$AZURESTORAGEACCOUNT".file.core.windows.net/"$AZUREFILESHARE"/nginx\t/etc/nginx\tcifs\tvers=2.1,dir_mode=0777,file_mode=0777,username="$AZURESTORAGEACCOUNT",password="$AZURESTORAGEPASSWORD"' >> /etc/fstab"

#remount
sudo mount -a

echo "${YELLOW}>>> STARTING SERVICES${NORM}"
#start elasticsearch
sudo service elasticsearch start

##Kibana files are on shared azure storage so no need to download. This can be centrally managed
sudo service nginx start
sudo service nginx reload