Automate setting up a RPI

raspi.cpp

//Raspberry pi configuration

#include <iostream>
#include <string>
#include <fstream>
#include <stdlib.h>
#include <stdio.h>
using namespace std;

string name;
string address;
string password;

FILE *ssh;

int command(string input)
{
    fprintf( ssh, "%s\n", (input).c_str() );
    return 0;
}
int print(string words)
{
    cout << words << '\n';
    return 0;
}

int main()
{
    print("Welcome to the Raspbian setter upper!");
    print("Please enter the IP address of the device.");
    cout << "->";
    cin >> address;
    cout << '\n';
    print("Please enter the hostname you want for the device.");
    cout << "->";
    cin >> name;
    cout << '\n';
    print("Please enter the new password you want for the device.");
    cout << "->";
    cin >> password;
    cout << '\n';
    
    ssh = popen( ("ssh pi@" + address).c_str(), "w");
    command("sudo su");
    
    command("apt-get update && apt-get -y upgrade");
    
    command("rm /etc/hostname");
    command("touch /etc/hostname");
    command("echo \"" + name + "\" >> /etc/hostname");
    command("rm /etc/hosts");
    command("touch /etc/hosts");
    command("echo \"127.0.0.1	localhost\" >> /etc/hosts");
    command("echo \"::1		localhost ip6-localhost ip6-loopback\" >> /etc/hosts");
    command("echo \"ff02::1		ip6-allnodes\" >> /etc/hosts");
    command("echo \"ff02::2		ip6-allrouters\" >> /etc/hosts");
    command("echo \"\" >> /etc/hosts");
    command("echo \"127.0.1.1	" + name + "\" >> /etc/hosts");
    
    command("passwd pi\n" + password + "\n" + password);
    
    command("rm /etc/locale.gen");
    command("touch /etc/locale.gen");
    command("echo \"en_CA.UTF-8 UTF-8\" >> /etc/locale.gen");
    command("locale-gen");
    command("rm /etc/environment");
    command("touch /etc/environment");
    command("echo \"LANGUAGE=en_CA.UTF-8\" >> /etc/environment");
    command("echo \"LC_ALL=en_CA.UTF-8\" >> /etc/environment");
    command("echo \"LANG=en_CA.UTF-8\" >> /etc/environment");
    
    command("rm /etc/localtime");
    command("ln -s /usr/share/zoneinfo/America/Toronto /etc/localtime");
    
    command("reboot");
    
    pclose(ssh);
    return 0;
}