A simple bootstrap script.

autostart.sh

#!/bin/bash
HOST=$(hostname -s)
# Function checks if command exists
exists()
{
  commandApp="$1"
  set -- $commandApp
  command -v "$1" >&/dev/null 2>&1
}
# Function to check if process is running, otherwise run it with the arguments listed
runMe()
{
  commandApp="$1"
  set -- $commandApp
  if pgrep -f "$1" >/dev/null; then 
    # echo "$1 already running"
    true
  else
    # echo "Starting $1"
    $commandApp >&/dev/null 2>&1 &!
  fi
}
# Function to Check hostname
checkHost()
{
  if [[ $(hostname -s) == "$1" ]]; then
    true
  else
    false
  fi
}
# Function that reads command and tries to install if not present
installMe()
{
  # commandApp="$1"
  # set -- "$commandApp"
  sudo apt-get install -y "$1"
  if [ $? = 0 ]; then
    sudo -H pip install "$commandApp"
  fi
}

#Function to run app
getGoing()
{
  if exists "$2"; then
    # echo "$2 is installed"
    checkHost "$1"
    if [ $? = 0 ]; then
      runMe "$2"
    fi
  else
    commandApp="$2"
    set -- $commandApp
    # echo "$2 is not installed"
    installMe "$2"
  fi
}

# Settings for autostart.sh 
# call with getGoing HOSTNAME "command"
getGoing HOST1 "command -argument"
getGoing HOST2 "command -argument"