#!/usr/bin/env bash
set -e
#
# This script allows you to install Nubomedia PaaS API. To execute it:
#
# 'curl -fsSkL https://raw.githubusercontent.com/fhg-fokus-nubomedia/bootstrap/master/bootstrap | bash'


export DEBIAN_FRONTEND=noninteractive
_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

_connectivity_manager_base_repo="https://github.com/nubomedia/connectivity-manager.git"
_tag="develop"
#_tag="tags/1.1"


_base=/opt
_connectivity_manager_base="${_base}/nubomedia"
_connectivity_manager="${_connectivity_manager_base}/connectivity-manager"
_log_folder=/var/log/nubomedia

_user="$(id -un 2>/dev/null || true)"

function checkBinary {
  echo -n " * Checking for '$1'..."
  if command -v $1 >/dev/null 2>&1; then
     echo "OK"
     return 0
   else
     echo >&2 "FAILED."
     return 1
   fi
}

_ex='sh -c'
if [ "$_user" != 'root' ]; then
    if checkBinary sudo; then
        _ex='sudo -E sh -c'
    elif checkBinary su; then
        _ex='su -c'
    fi
fi

function createConnectivityManagerBase {
    echo "Creating the Connectivity Manager base folder"
    # removing it if exists
    #$_ex 'rm -rf '$__connectivity_manager_base
    $_ex 'mkdir -p '$_connectivity_manager
    $_ex 'chown -R '"$_user $_connectivity_manager_base"

    # create log folder and give permission
    #$_ex 'rm -rf '$_log_folder
    $_ex 'mkdir -p '$_log_folder
    $_ex 'chown -R '"$_user $_log_folder"
}

function compileProperties {

    export baseUrl
    read -p "Enter the Connectivity Manager Agent ip [http://localhost:8091]: " baseUrl
    if [[ "$baseUrl" != "" ]]; then
        $_ex 'sed -i "s|connectivitymanager.baseUrl=http://localhost:8091|connectivitymanager.baseUrl=$baseUrl|g" /etc/nubomedia/qos.properties'
    fi

    export nfvoIp
    read -p "Enter the Orchestrator ip [localhost]: " nfvoIp
    if [[ $nfvoIp != "" ]]; then
         $_ex 'sed -i "s/nfvo.baseURL=localhost/nfvo.baseURL=$nfvoIp/g" /etc/nubomedia/qos.properties'
    fi
    
    export nfvoSec
    read -p "Is security enable on the orchestrator [false]: " nfvoSec
    if [[ $nfvoSec != "" ]]; then
         $_ex 'sed -i "s/nfvo.security=false/nfvo.security=$nfvoSec/g" /etc/nubomedia/qos.properties'
    fi

    export nfvoUsername
    read -p "Enter the Orchestrator username [admin]: " nfvoUsername
    if [[ $nfvoUsername != "" ]]; then
         $_ex 'sed -i "s/nfvo.username=admin/nfvo.username=$nfvoUsername/g" /etc/nubomedia/qos.properties'
    fi

    export brokerIp
    read -p "Enter the nfvo rabbit broker ip [localhost]: " brokerIp
    if [[ $nfvoUsername != "" ]]; then
        $_ex 'sed -i "s/spring.rabbitmq.host=localhost/spring.rabbitmq.host=$brokerIp/g" /etc/nubomedia/qos.properties'
    fi

    export nfvoPassword
    read -p "Enter the Orchestrator password [openbaton]: " nfvoPassword
    if [[ $nfvoPassword != "" ]]; then
         $_ex 'sed -i "s/nfvo.password=openbaton/nfvo.password=$nfvoPassword/g" /etc/nubomedia/qos.properties'
    fi

}

function checkoutConnectivityManager {
    echo "Getting the Connectivity Manager..."
    createConnectivityManagerBase
    git clone --recursive "${_connectivity_manager_base_repo}" "${_connectivity_manager}"
    pushd "${_connectivity_manager}"
    git checkout ${_tag}
    popd
    $_ex 'mkdir -p "/etc/nubomedia"'
    echo "created properties folder"
    $_ex 'cp '"${_connectivity_manager}/src/main/resources/qos.properties /etc/nubomedia/qos.properties"
    echo "copied properties file, now modifing..."
}

function compileConnectivityManager {
    echo "compiling the Connectivity Manager"
    pushd "${_connectivity_manager}"
    ./connectivity-manager.sh compile
    if [ $? -ne 0 ]; then
        echo "ERROR: The compilation of the Connectivity Manager failed"
        exit 1
    fi
    popd
}

function startConnectivityManager {
    echo "starting the Connectivity Manager"
    pushd ${_connectivity_manager}
    ./connectivity-manager.sh start
    popd
}

function deployConnectivityManager {
    compileConnectivityManager
    startConnectivityManager
}

function bootstrap {
    # checkout Connectivity Manager
    checkoutConnectivityManager
    compileProperties
    # deploy and compile Connectivity Manager
    deployConnectivityManager
    echo "Connectivity is up and running now. Check screen -x connectivity-manager..."

}

bootstrap