Re-work crate management

snow-scanner/Cargo.toml

@@ -44,20 +44,35 @@ members = [
 unstable = []
 
 [dependencies]
-rocket = { git = "https://github.com/rwf2/Rocket/", rev = "3bf9ef02d6e803fe9f753777f5a829dda6d2453d"}
-rocket_ws = { git = "https://github.com/rwf2/Rocket/", rev = "3bf9ef02d6e803fe9f753777f5a829dda6d2453d"}
 rocket_db_pools = { git = "https://github.com/rwf2/Rocket/", rev = "3bf9ef02d6e803fe9f753777f5a829dda6d2453d", default-features = false, features = ["diesel_mysql"] }
+snow-scanner-worker = {path = "./src/worker"}
+diesel.workspace = true
+dns-ptr-resolver.workspace = true
+hickory-resolver.workspace = true
+uuid.workspace = true
+rocket.workspace = true
+rocket_ws.workspace = true
+ws.workspace = true
+chrono.workspace = true
+serde.workspace = true
+serde_json.workspace = true
+cidr.workspace = true
+weighted-rs.workspace = true
 
+[workspace.dependencies]
 # mariadb-dev on Alpine
 # "mysqlclient-src" "mysql_backend"
 diesel = { version = "^2", default-features = false, features = ["mysql", "chrono", "uuid"] }
-
 ws = { package = "rocket_ws", version = "0.1.1" }
 
 dns-ptr-resolver = {git = "https://github.com/wdes/dns-ptr-resolver.git"}
 hickory-resolver = { version = "0.24.1", default-features = false, features = ["tokio-runtime", "dns-over-h3", "dns-over-https", "dns-over-quic"]}
+
+rocket = { git = "https://github.com/rwf2/Rocket/", rev = "3bf9ef02d6e803fe9f753777f5a829dda6d2453d"}
+rocket_ws = { git = "https://github.com/rwf2/Rocket/", rev = "3bf9ef02d6e803fe9f753777f5a829dda6d2453d"}
 chrono = "0.4.38"
 uuid = { version = "1.10.0", default-features = false, features = ["v7", "serde", "std"] }
 cidr = "0.3.0"
 serde = { version = "1.0.210", features = ["derive"] }
 serde_json = "1.0.128"
+weighted-rs = "0.1.3"

snow-scanner/src/event_bus.rs

@@ -1,13 +1,12 @@
 use std::{net::IpAddr, str::FromStr};
 
-use crate::{
+use crate::{DbConnection, SnowDb};
-    worker::detection::{detect_scanner_from_name, validate_ip},
+
-    DbConnection, SnowDb,
-};
 use hickory_resolver::Name;
 use rocket::futures::channel::mpsc as rocket_mpsc;
 use rocket::futures::StreamExt;
 use rocket::tokio;
+use snow_scanner_worker::detection::{detect_scanner_from_name, validate_ip};
 
 use crate::Scanner;
 

snow-scanner/src/main.rs

@@ -27,29 +27,30 @@ use rocket_db_pools::{
     Connection, Pool,
 };
 
-use crate::worker::modules::{Network, WorkerMessages};
-
-use rocket_db_pools::diesel::mysql::{Mysql, MysqlValue};
-use rocket_db_pools::diesel::serialize::IsNull;
-use rocket_db_pools::diesel::sql_types::Text;
 use rocket_db_pools::diesel::MysqlPool;
-use rocket_db_pools::diesel::{deserialize, serialize};
 use rocket_db_pools::Database;
-
 use rocket_ws::WebSocket;
 use server::Server;
-use worker::detection::{detect_scanner, get_dns_client, validate_ip, Scanners};
+use weighted_rs::Weight;
 
+use snow_scanner_worker::detection::{
+    detect_scanner, get_dns_client, get_dns_server_config, validate_ip,
+};
+use snow_scanner_worker::modules::{Network, WorkerMessages};
+use snow_scanner_worker::scanners::IsStatic;
+use snow_scanner_worker::scanners::Scanners;
+use snow_scanner_worker::utils::get_dns_rr;
+
+use std::net::SocketAddr;
 use std::{
-    env, fmt,
+    env,
     net::IpAddr,
     ops::{Deref, DerefMut},
 };
-use std::{io::Write, net::SocketAddr};
 use std::{path::PathBuf, str::FromStr};
 use uuid::Uuid;
 
-use serde::{Deserialize, Deserializer, Serialize};
+use serde::{Deserialize, Serialize};
 
 use dns_ptr_resolver::{get_ptr, ResolvedResult};
 
@@ -57,7 +58,6 @@ pub mod event_bus;
 pub mod models;
 pub mod schema;
 pub mod server;
-pub mod worker;
 
 use crate::models::*;
 
@@ -99,20 +99,6 @@ impl<D: Database> DerefMut for DbConnection<D> {
     }
 }
 
-trait IsStatic {
-    fn is_static(self: &Self) -> bool;
-}
-
-impl IsStatic for Scanners {
-    fn is_static(self: &Self) -> bool {
-        match self {
-            Scanners::Censys => true,
-            Scanners::InternetMeasurement => true,
-            _ => false,
-        }
-    }
-}
-
 #[derive(serde::Deserialize, Clone)]
 struct SafeIpAddr {
     pub addr: IpAddr,
@@ -137,109 +123,12 @@ impl FromFormField<'_> for SafeIpAddr {
     }
 }
 
-impl FromParam<'_> for Scanners {
-    type Error = String;
-
-    fn from_param(param: &'_ str) -> Result<Self, Self::Error> {
-        match param {
-            "stretchoid" => Ok(Scanners::Stretchoid),
-            "binaryedge" => Ok(Scanners::Binaryedge),
-            "shadowserver" => Ok(Scanners::Shadowserver),
-            "stretchoid.txt" => Ok(Scanners::Stretchoid),
-            "binaryedge.txt" => Ok(Scanners::Binaryedge),
-            "shadowserver.txt" => Ok(Scanners::Shadowserver),
-            "censys.txt" => Ok(Scanners::Censys),
-            "internet-measurement.com.txt" => Ok(Scanners::InternetMeasurement),
-            v => Err(format!("Unknown value: {v}")),
-        }
-    }
-}
-
-impl<'de> Deserialize<'de> for Scanners {
-    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
-    where
-        D: Deserializer<'de>,
-    {
-        let s = <Vec<String>>::deserialize(deserializer)?;
-        let k: &str = s[0].as_str();
-        match k {
-            "stretchoid" => Ok(Scanners::Stretchoid),
-            "binaryedge" => Ok(Scanners::Binaryedge),
-            "shadowserver" => Ok(Scanners::Shadowserver),
-            "stretchoid.txt" => Ok(Scanners::Stretchoid),
-            "binaryedge.txt" => Ok(Scanners::Binaryedge),
-            "shadowserver.txt" => Ok(Scanners::Shadowserver),
-            "censys.txt" => Ok(Scanners::Censys),
-            "internet-measurement.com.txt" => Ok(Scanners::InternetMeasurement),
-            v => Err(serde::de::Error::custom(format!(
-                "Unknown value: {}",
-                v.to_string()
-            ))),
-        }
-    }
-}
-
-impl fmt::Display for Scanners {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(
-            f,
-            "{}",
-            match self {
-                Self::Stretchoid => "stretchoid",
-                Self::Binaryedge => "binaryedge",
-                Self::Censys => "censys",
-                Self::InternetMeasurement => "internet-measurement.com",
-                Self::Shadowserver => "shadowserver",
-            }
-        )
-    }
-}
-
-impl serialize::ToSql<Text, Mysql> for Scanners {
-    fn to_sql(&self, out: &mut serialize::Output<Mysql>) -> serialize::Result {
-        match *self {
-            Self::Stretchoid => out.write_all(b"stretchoid")?,
-            Self::Binaryedge => out.write_all(b"binaryedge")?,
-            Self::Censys => out.write_all(b"censys")?,
-            Self::InternetMeasurement => out.write_all(b"internet-measurement.com")?,
-            Self::Shadowserver => out.write_all(b"shadowserver")?,
-        };
-
-        Ok(IsNull::No)
-    }
-}
-
-impl deserialize::FromSql<Text, Mysql> for Scanners {
-    fn from_sql(bytes: MysqlValue) -> deserialize::Result<Self> {
-        let value = <String as deserialize::FromSql<Text, Mysql>>::from_sql(bytes)?;
-        let value = &value as &str;
-        let value: Result<Scanners, String> = value.try_into();
-        match value {
-            Ok(d) => Ok(d),
-            Err(err) => Err(err.into()),
-        }
-    }
-}
-
-impl TryInto<Scanners> for &str {
-    type Error = String;
-
-    fn try_into(self) -> Result<Scanners, Self::Error> {
-        match self {
-            "stretchoid" => Ok(Scanners::Stretchoid),
-            "binaryedge" => Ok(Scanners::Binaryedge),
-            "internet-measurement.com" => Ok(Scanners::InternetMeasurement),
-            "shadowserver" => Ok(Scanners::Shadowserver),
-            value => Err(format!("Invalid value: {value}")),
-        }
-    }
-}
-
 async fn handle_ip(
     query_address: IpAddr,
 ) -> Result<(IpAddr, Option<Scanners>, ResolvedResult), ()> {
     let ptr_result: Result<ResolvedResult, ()> = std::thread::spawn(move || {
-        let client = get_dns_client();
+        let mut rr_dns_servers = get_dns_rr();
+        let client = get_dns_client(&get_dns_server_config(&rr_dns_servers.next().unwrap()));
         let ptr_result: ResolvedResult = if let Ok(res) = get_ptr(query_address, client) {
             res
         } else {

snow-scanner/src/server.rs

@@ -2,11 +2,9 @@ use rocket::futures::{stream::Next, SinkExt, StreamExt};
 use rocket_ws::{frame::CloseFrame, Message};
 use std::pin::Pin;
 
-use crate::{
+use crate::event_bus::{EventBusEvent, EventBusWriter, EventBusWriterEvent};
-    event_bus::{EventBusEvent, EventBusWriter, EventBusWriterEvent},
-    worker::modules::WorkerMessages,
-};
 use rocket::futures::channel::mpsc as rocket_mpsc;
+use snow_scanner_worker::modules::WorkerMessages;
 
 pub struct Server {}
 

snow-scanner/src/worker/Cargo.toml

@@ -10,17 +10,25 @@ description = "The CLI to run a snow-scanner worker"
 name = "snow-scanner-worker"
 path = "worker.rs"
 
+[lib]
+name = "snow_scanner_worker"
+path = "mod.rs"
+
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
 tungstenite = { version = "0.24.0", default-features = true, features = ["native-tls"] }
-rocket_ws = { git = "https://github.com/rwf2/Rocket/", rev = "3bf9ef02d6e803fe9f753777f5a829dda6d2453d", default-features = true}
+rocket.workspace = true
+rocket_ws.workspace = true
 log2 = "0.1.11"
-diesel = { version = "2", default-features = false, features = [] }
+diesel.workspace = true
-dns-ptr-resolver = {git = "https://github.com/wdes/dns-ptr-resolver.git"}
+dns-ptr-resolver.workspace = true
-hickory-resolver = { version = "0.24.1", default-features = false, features = ["tokio-runtime", "dns-over-h3", "dns-over-https", "dns-over-quic"]}
+hickory-resolver.workspace = true
-chrono = "0.4.38"
+chrono.workspace = true
-uuid = { version = "1.10.0", default-features = false, features = ["v7", "serde", "std"] }
+uuid.workspace = true
-cidr = "0.2.2"
+cidr.workspace = true
-serde = "1.0.210"
+serde.workspace = true
-serde_json = "1.0.128"
+serde_json.workspace = true
+weighted-rs.workspace = true
+rayon = "1.10.0"
+rand = "0.8.5"

snow-scanner/src/worker/detection.rs

@@ -2,7 +2,7 @@ use std::net::IpAddr;
 use std::str::FromStr;
 use std::time::Duration;
 
-use diesel::deserialize::FromSqlRow;
+use crate::scanners::Scanners;
 use dns_ptr_resolver::ResolvedResult;
 
 use hickory_resolver::config::{NameServerConfigGroup, ResolverConfig, ResolverOpts};
@@ -10,25 +10,15 @@ use hickory_resolver::{Name, Resolver};
 
 use crate::ip_addr::is_global_hardcoded;
 
-#[derive(Debug, Clone, Copy, FromSqlRow, PartialEq)]
+pub fn get_dns_server_config(server_ips: &Vec<IpAddr>) -> NameServerConfigGroup {
-pub enum Scanners {
+    NameServerConfigGroup::from_ips_clear(
-    Stretchoid,
+        server_ips, 53, // Port 53
-    Binaryedge,
+        true,
-    Shadowserver,
+    )
-    Censys,
-    InternetMeasurement,
 }
 
-pub fn get_dns_client() -> Resolver {
+pub fn get_dns_client(server: &NameServerConfigGroup) -> Resolver {
-    let server_ip = "1.1.1.1";
+    let config = ResolverConfig::from_parts(None, vec![], server.clone());
-
-    let server = NameServerConfigGroup::from_ips_clear(
-        &[IpAddr::from_str(server_ip).unwrap()],
-        53, // Port 53
-        true,
-    );
-
-    let config = ResolverConfig::from_parts(None, vec![], server);
     let mut options = ResolverOpts::default();
     options.timeout = Duration::from_secs(5);
     options.attempts = 1; // One try

snow-scanner/src/worker/mod.rs

@@ -1,3 +1,5 @@
 pub mod detection;
 pub mod ip_addr;
 pub mod modules;
+pub mod scanners;
+pub mod utils;

snow-scanner/src/worker/scanners.rs

@@ -0,0 +1,133 @@
+use diesel::deserialize;
+use diesel::deserialize::FromSqlRow;
+use diesel::mysql::Mysql;
+use diesel::mysql::MysqlValue;
+use diesel::serialize;
+use diesel::serialize::IsNull;
+use diesel::sql_types::Text;
+use rocket::request::FromParam;
+
+use serde::{Deserialize, Deserializer};
+use std::fmt;
+use std::io::Write;
+
+#[derive(Debug, Clone, Copy, FromSqlRow, PartialEq)]
+pub enum Scanners {
+    Stretchoid,
+    Binaryedge,
+    Shadowserver,
+    Censys,
+    InternetMeasurement,
+}
+
+pub trait IsStatic {
+    fn is_static(self: &Self) -> bool;
+}
+
+impl IsStatic for Scanners {
+    fn is_static(self: &Self) -> bool {
+        match self {
+            Scanners::Censys => true,
+            Scanners::InternetMeasurement => true,
+            _ => false,
+        }
+    }
+}
+
+impl FromParam<'_> for Scanners {
+    type Error = String;
+
+    fn from_param(param: &'_ str) -> Result<Self, Self::Error> {
+        match param {
+            "stretchoid" => Ok(Scanners::Stretchoid),
+            "binaryedge" => Ok(Scanners::Binaryedge),
+            "shadowserver" => Ok(Scanners::Shadowserver),
+            "stretchoid.txt" => Ok(Scanners::Stretchoid),
+            "binaryedge.txt" => Ok(Scanners::Binaryedge),
+            "shadowserver.txt" => Ok(Scanners::Shadowserver),
+            "censys.txt" => Ok(Scanners::Censys),
+            "internet-measurement.com.txt" => Ok(Scanners::InternetMeasurement),
+            v => Err(format!("Unknown value: {v}")),
+        }
+    }
+}
+
+impl<'de> Deserialize<'de> for Scanners {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: Deserializer<'de>,
+    {
+        let s = <Vec<String>>::deserialize(deserializer)?;
+        let k: &str = s[0].as_str();
+        match k {
+            "stretchoid" => Ok(Scanners::Stretchoid),
+            "binaryedge" => Ok(Scanners::Binaryedge),
+            "shadowserver" => Ok(Scanners::Shadowserver),
+            "stretchoid.txt" => Ok(Scanners::Stretchoid),
+            "binaryedge.txt" => Ok(Scanners::Binaryedge),
+            "shadowserver.txt" => Ok(Scanners::Shadowserver),
+            "censys.txt" => Ok(Scanners::Censys),
+            "internet-measurement.com.txt" => Ok(Scanners::InternetMeasurement),
+            v => Err(serde::de::Error::custom(format!(
+                "Unknown value: {}",
+                v.to_string()
+            ))),
+        }
+    }
+}
+
+impl fmt::Display for Scanners {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(
+            f,
+            "{}",
+            match self {
+                Self::Stretchoid => "stretchoid",
+                Self::Binaryedge => "binaryedge",
+                Self::Censys => "censys",
+                Self::InternetMeasurement => "internet-measurement.com",
+                Self::Shadowserver => "shadowserver",
+            }
+        )
+    }
+}
+
+impl serialize::ToSql<Text, Mysql> for Scanners {
+    fn to_sql(&self, out: &mut serialize::Output<Mysql>) -> serialize::Result {
+        match *self {
+            Self::Stretchoid => out.write_all(b"stretchoid")?,
+            Self::Binaryedge => out.write_all(b"binaryedge")?,
+            Self::Censys => out.write_all(b"censys")?,
+            Self::InternetMeasurement => out.write_all(b"internet-measurement.com")?,
+            Self::Shadowserver => out.write_all(b"shadowserver")?,
+        };
+
+        Ok(IsNull::No)
+    }
+}
+
+impl deserialize::FromSql<Text, Mysql> for Scanners {
+    fn from_sql(bytes: MysqlValue) -> deserialize::Result<Self> {
+        let value = <String as deserialize::FromSql<Text, Mysql>>::from_sql(bytes)?;
+        let value = &value as &str;
+        let value: Result<Scanners, String> = value.try_into();
+        match value {
+            Ok(d) => Ok(d),
+            Err(err) => Err(err.into()),
+        }
+    }
+}
+
+impl TryInto<Scanners> for &str {
+    type Error = String;
+
+    fn try_into(self) -> Result<Scanners, Self::Error> {
+        match self {
+            "stretchoid" => Ok(Scanners::Stretchoid),
+            "binaryedge" => Ok(Scanners::Binaryedge),
+            "internet-measurement.com" => Ok(Scanners::InternetMeasurement),
+            "shadowserver" => Ok(Scanners::Shadowserver),
+            value => Err(format!("Invalid value: {value}")),
+        }
+    }
+}

snow-scanner/src/worker/utils.rs

@@ -0,0 +1,35 @@
+use rand::seq::SliceRandom;
+use rand::thread_rng;
+use std::net::IpAddr;
+use weighted_rs::{RoundrobinWeight, Weight};
+
+pub fn get_dns_rr() -> RoundrobinWeight<Vec<IpAddr>> {
+    use std::str::FromStr;
+
+    // https://gist.github.com/mutin-sa/5dcbd35ee436eb629db7872581093bc5
+    let dns_servers: Vec<IpAddr> = vec![
+        IpAddr::from_str("1.1.1.1").unwrap(),
+        IpAddr::from_str("1.0.0.1").unwrap(),
+        IpAddr::from_str("8.8.8.8").unwrap(),
+        IpAddr::from_str("8.8.4.4").unwrap(),
+        IpAddr::from_str("9.9.9.9").unwrap(),
+        IpAddr::from_str("9.9.9.10").unwrap(),
+        IpAddr::from_str("208.67.222.222").unwrap(), // OpenDNS	Cisco
+        IpAddr::from_str("208.67.220.220").unwrap(), // OpenDNS	Cisco
+        IpAddr::from_str("208.67.222.220").unwrap(), // OpenDNS	Cisco
+        IpAddr::from_str("208.67.220.222").unwrap(), // OpenDNS	Cisco
+        IpAddr::from_str("193.110.81.0").unwrap(),   // dns0.eu	AS50902
+        IpAddr::from_str("185.253.5.0").unwrap(),    // dns0.eu	AS50902
+        IpAddr::from_str("74.82.42.42").unwrap(),    // Hurricane Electric	[AS6939]
+    ];
+
+    let mut rr: RoundrobinWeight<Vec<IpAddr>> = RoundrobinWeight::new();
+    // For each entry in the list we create a lot of two DNS servers to use
+    for _ in &dns_servers {
+        let mut client_servers = dns_servers.clone();
+        client_servers.shuffle(&mut thread_rng());
+        client_servers.truncate(2);
+        rr.add(client_servers, 1);
+    }
+    rr
+}

snow-scanner/src/worker/worker.rs

@@ -1,18 +1,24 @@
 use std::{env, net::IpAddr};
 
 use chrono::{Duration, NaiveDateTime, Utc};
+use cidr::IpCidr;
 use detection::detect_scanner;
-use dns_ptr_resolver::get_ptr;
+use dns_ptr_resolver::{get_ptr, ResolvedResult};
 use log2::*;
+use scanners::Scanners;
 use tungstenite::stream::MaybeTlsStream;
 use tungstenite::{connect, Error, Message, WebSocket};
+use weighted_rs::Weight;
 
 pub mod detection;
 pub mod ip_addr;
 pub mod modules;
+pub mod scanners;
+pub mod utils;
 
-use crate::detection::get_dns_client;
+use crate::detection::{get_dns_client, get_dns_server_config};
 use crate::modules::WorkerMessages;
+use crate::utils::get_dns_rr;
 
 #[derive(Debug, Clone)]
 pub struct IpToResolve {
@@ -143,32 +149,20 @@ impl Worker {
         self
     }
 
-    pub fn receive_request(&mut self, server_request: WorkerMessages) -> &Worker {
+    fn work_on_cidr(&mut self, cidr: IpCidr) {
-        match server_request {
-            WorkerMessages::DoWorkRequest { neworks } => {
-                info!("Should work on: {:?}", neworks);
-                for cidr in neworks {
-                    let cidr = cidr.0;
         info!("Picking up: {cidr}");
         info!("Range, from {} to {}", cidr.first(), cidr.last());
         let addresses = cidr.iter().addresses();
         let count = addresses.count();
         let mut current = 0;
+        let mut rr_dns_servers = get_dns_rr();
+
         for addr in addresses {
-                        let client = get_dns_client();
+            let client = get_dns_client(&get_dns_server_config(&rr_dns_servers.next().unwrap()));
             match get_ptr(addr, client) {
                 Ok(result) => match detect_scanner(&result) {
                     Ok(Some(scanner_name)) => {
-                                    info!("Detected {:?} for {addr}", scanner_name);
+                        self.report_detection(scanner_name, addr, result);
-                                    let request = WorkerMessages::ScannerFoundResponse {
-                                        name: result.result.unwrap().to_string(),
-                                        address: addr,
-                                    };
-                                    let msg_string: String = request.to_string();
-                                    match self.ws.send(Message::Text(msg_string)) {
-                                        Ok(_) => {}
-                                        Err(err) => error!("Unable to send scanner result: {err}"),
-                                    }
                     }
                     Ok(None) => {}
 
@@ -180,9 +174,34 @@ impl Worker {
             };
 
             current += 1;
+            if current % 10 == 0 {
+                info!("Progress: {count}/{current}");
             }
         }
     }
+
+    fn report_detection(&mut self, scanner_name: Scanners, addr: IpAddr, result: ResolvedResult) {
+        info!("Detected {:?} for {addr}", scanner_name);
+        let request = WorkerMessages::ScannerFoundResponse {
+            name: result.result.unwrap().to_string(),
+            address: addr,
+        };
+        let msg_string: String = request.to_string();
+        match self.ws.send(Message::Text(msg_string)) {
+            Ok(_) => {}
+            Err(err) => error!("Unable to send scanner result: {err}"),
+        }
+    }
+
+    pub fn receive_request(&mut self, server_request: WorkerMessages) -> &Worker {
+        match server_request {
+            WorkerMessages::DoWorkRequest { neworks } => {
+                info!("Work request received for neworks: {:?}", neworks);
+                for cidr in neworks {
+                    let cidr = cidr.0;
+                    self.work_on_cidr(cidr);
+                }
+            }
             WorkerMessages::AuthenticateRequest { .. }
             | WorkerMessages::ScannerFoundResponse { .. }
             | WorkerMessages::GetWorkRequest {}
@@ -194,6 +213,68 @@ impl Worker {
     }
 }
 
+/*fn resolve_file(addresses: InetAddressIterator<IpAddr>, dns_servers: Vec<&str>) {
+
+
+    let mut ips = vec![];
+    for address in addresses {
+        match IpAddr::from_str(address) {
+            Ok(addr) => ips.push(IpToResolve {
+                address: addr,
+                server: rr.next().unwrap(),
+            }),
+            Err(err) => {
+                eprintln!(
+                    "Something went wrong while parsing the IP ({}): {}",
+                    address, err
+                );
+                process::exit(1);
+            }
+        }
+    }
+
+    match rayon::ThreadPoolBuilder::new()
+        .num_threads(30)
+        .build_global()
+    {
+        Ok(r) => r,
+        Err(err) => {
+            eprintln!(
+                "Something went wrong while building the thread pool: {}",
+                err
+            );
+            process::exit(1);
+        }
+    }
+
+    ips.into_par_iter()
+        .enumerate()
+        .for_each(|(_i, to_resolve)| {
+            let server = NameServerConfigGroup::from_ips_clear(
+                &[to_resolve.server.ip()],
+                to_resolve.server.port(),
+                true,
+            );
+
+            let ptr_result = get_ptr(to_resolve.address, resolver);
+            match ptr_result {
+                Ok(ptr) => match ptr.result {
+                    Some(res) => println!("{} # {}", to_resolve.address, res),
+                    None => println!("{}", to_resolve.address),
+                },
+                Err(err) => {
+                    let two_hundred_millis = Duration::from_millis(400);
+                    thread::sleep(two_hundred_millis);
+
+                    eprintln!(
+                        "[{}] Error for {} -> {}",
+                        to_resolve.server, to_resolve.address, err.message
+                    )
+                }
+            }
+        });
+}*/
+
 fn main() -> () {
     let _log2 = log2::stdout()
         .module(true)