2.2.3 (#581)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4.3.2 to 4.3.3.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v4.3.2...v4.3.3)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/dependabot.yml

@@ -1,5 +1,13 @@
 version: 2
 updates:
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+    interval: "daily"
+- package-ecosystem: "docker"
+  directory: "/"
+  schedule:
+    interval: "daily"
 - package-ecosystem: cargo
   directory: "/"
   schedule:

.github/workflows/build.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: actions-rs/toolchain@v1
@@ -22,7 +22,7 @@ jobs:
           toolchain: stable
           override: true
 
-      - uses: Swatinem/rust-cache@v1
+      - uses: Swatinem/rust-cache@v2
 
       - name: Run cargo check
         uses: actions-rs/cargo@v1
@@ -38,7 +38,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: actions-rs/toolchain@v1
@@ -47,7 +47,7 @@ jobs:
           toolchain: ${{ matrix.rust }}
           override: true
 
-      - uses: Swatinem/rust-cache@v1
+      - uses: Swatinem/rust-cache@v2
 
       - name: Run cargo test
         uses: actions-rs/cargo@v1
@@ -59,7 +59,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           submodules: true
 
@@ -71,7 +71,7 @@ jobs:
           override: true
           components: rustfmt, clippy
 
-      - uses: Swatinem/rust-cache@v1
+      - uses: Swatinem/rust-cache@v2
 
       - name: Run cargo fmt
         uses: actions-rs/cargo@v1

.github/workflows/docker.yml

@@ -3,18 +3,9 @@ name: Publish Docker image
 on:
   push:
     tags:
-      - 'v[0-9]+.[0-9]+.[0-9]+'
+      - '[0-9]+.[0-9]+.[0-9]+'
   release:
     types: [published]
-  pull_request:
-    branches:
-      - master
-    paths:
-      - 'Dockerfile'
-      - 'Cargo.toml'
-      - 'Cargo.lock'
-      - 'contributing.Dockerfile'
-      - '.github/workflows/docker.yml'
 
 jobs:
   push_to_registry:
@@ -22,23 +13,24 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Log in to Docker Hub
-        uses: docker/login-action@v2
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
         with:
-          password: ${{ secrets.DOCKER_PASSWORD }}
-          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_USERNAME }}
+          username: ${{ secrets.DOCKERHUB_TOKEN }}
 
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@v4
+        uses: docker/metadata-action@v5
         with:
           images: rustscan/rustscan
           flavor: latest=true
 
       - name: Build and push Docker image
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v5
         with:
           context: .
           push: ${{ contains(fromJson('["push", "release"]'), github.event_name) }} # Publish to docker registry only on push event or new release.

.github/workflows/release.yml

@@ -2,7 +2,7 @@ name: Release
 on:
   push:
     tags:
-      - 'v[0-9]+.[0-9]+.[0-9]+'
+      - '[0-9]+.[0-9]+.[0-9]+'
   pull_request:
     branches:
       - master
@@ -59,8 +59,8 @@ jobs:
         #   target: i686-pc-windows-msvc
 
     steps:
-      - name: Strip release binary (linux and macos)
-        if: matrix.build == 'x86_64-windows' # Windows is missing some dependencies
+      - name: Set Git config. (windows only)
+        if: contains(matrix.build, 'windows') # Windows is missing some dependencies
         run: |
           git config --global pack.windowMemory "100m"
           git config --global pack.packSizeLimit "100m"
@@ -68,13 +68,13 @@ jobs:
           git config --global pack.deltaCacheSize "512m"
 
       - name: Install python 3.10 for windows
-        if: matrix.build == 'x86_64-windows' # Windows is missing some dependencies
-        uses: actions/setup-python@v4
+        if: contains(matrix.build, 'windows') # Windows is missing some dependencies
+        uses: actions/setup-python@v5
         with:
           python-version: '3.10'
 
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           submodules: true
 
@@ -100,28 +100,37 @@ jobs:
           command: build
           args: --release --locked --target ${{ matrix.target }}
 
-      - name: Strip release binary (linux and macos)
-        if: matrix.build == 'x86_64-linux' || matrix.build == 'x86_64-macos'
-        run: strip "target/${{ matrix.target }}/release/$BIN_NAME"
-
-      - name: Strip release binary (arm)
-        if: matrix.build == 'aarch64-linux'
+      - name: Calculate tag name
+        if: contains(matrix.build, 'linux')
         run: |
-          docker run --rm -v \
-            "$PWD/target:/target:Z" \
-            rustembedded/cross:${{ matrix.target }} \
-            aarch64-linux-gnu-strip \
-            /target/${{ matrix.target }}/release/$BIN_NAME
+          name=dev
+          if [[ ${GITHUB_REF} =~ refs/tags/[0-9]+.[0-9]+.[0-9]+ ]]; then
+            name=${GITHUB_REF#refs/tags/}
+          fi
+          echo ::set-output name=val::$name
+          echo TAG=$name >> $GITHUB_ENV
+        id: tagname
+
+      - name: Build deb package (linux only)
+        if: contains(matrix.build, 'linux')
+        run: |
+          cargo install cargo-deb
+          cargo deb --target ${{ matrix.target }} --deb-version ${TAG}
+
       - name: Build archive
         shell: bash
         run: |
           mkdir dist
-          if [ "${{ matrix.os }}" = "windows-2019" ]; then
+          if [[ "${{ matrix.build }}" =~ "windows" ]]; then
             cp "target/${{ matrix.target }}/release/$BIN_NAME.exe" "dist/"
           else
             cp "target/${{ matrix.target }}/release/$BIN_NAME" "dist/"
           fi
-      - uses: actions/[email protected]
+
+          if [[ "${{ matrix.build }}" =~ "linux" ]]; then
+            cp "target/${{ matrix.target }}/debian/rustscan_${TAG}_amd64.deb" "dist/"
+          fi
+      - uses: actions/[email protected]
         with:
           name: bins-${{ matrix.build }}
           path: dist
@@ -133,11 +142,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           submodules: false
 
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v4
         # with:
         #   path: dist
       # - run: ls -al ./dist
@@ -146,8 +155,8 @@ jobs:
       - name: Calculate tag name
         run: |
           name=dev
-          if [[ $GITHUB_REF == refs/tags/v* ]]; then
-            name=${GITHUB_REF:10}
+          if [[ ${GITHUB_REF} =~ refs/tags/[0-9]+.[0-9]+.[0-9]+ ]]; then
+            name=${GITHUB_REF#refs/tags/}
           fi
           echo ::set-output name=val::$name
           echo TAG=$name >> $GITHUB_ENV
@@ -171,12 +180,18 @@ jobs:
               # cp LICENSE README.md tmp/$pkgname
               mv bins-$platform/$BIN_NAME$exe tmp/$pkgname
               chmod +x tmp/$pkgname/$BIN_NAME$exe
+
+              if [[ $platform =~ "linux" ]]; then
+                  mv "bins-$platform/rustscan_${TAG}_amd64.deb" dist/
+              fi
+
               if [ "$exe" = "" ]; then
                   tar cJf dist/$pkgname.tar.xz -C tmp $pkgname
               else
                   (cd tmp && 7z a -r ../dist/$pkgname.zip $pkgname)
               fi
           done
+
       - name: Upload binaries to release
         uses: svenstaro/upload-release-action@v2
         with:
@@ -190,7 +205,7 @@ jobs:
         id: extract-version
         run: |
           printf "::set-output name=%s::%s\n" tag-name "${GITHUB_REF#refs/tags/}"
-      - uses: mislav/bump-homebrew-formula-action@v1
+      - uses: mislav/bump-homebrew-formula-action@v3
         with:
           formula-path: ${{env.PROJECT_NAME}}.rb
           homebrew-tap: ${{ env.BREW_TAP }}

.gitignore

@@ -120,3 +120,5 @@ fabric.properties
 .idea/*
 .idea
 .idea*
+
+settings.json

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "rustscan"
-version = "2.1.1"
+version = "2.2.3"
 authors = ["Autumn <[email protected]>"]
 edition = "2018"
 description = "Faster Nmap Scanning with Rust"
@@ -17,12 +17,11 @@ exclude = [
 ]
 
 [dependencies]
-colored = "2.0.0"
+colored = "2.1.0"
 structopt = "0.3.20"
 async-std = "1.7.0"
 futures = "0.3"
 rlimit = "0.8.3"
-shell-words = "1.0.0"
 log = "0.4.0"
 env_logger = "0.8.2"
 dirs = "3.0.1"
@@ -35,10 +34,10 @@ serde = "1.0.124"
 serde_derive = "1.0.116"
 cidr-utils = "0.5.1"
 itertools = "0.9.0"
-trust-dns-resolver = { version = "0.21.1", features = ["dns-over-rustls"] }
+trust-dns-resolver = { version = "0.23.2", features = ["dns-over-rustls"] }
 anyhow = "1.0.40"
 subprocess = "0.2.6"
-text_placeholder = { version = "0.4", features = ["struct_context"] }
+text_placeholder = { version = "0.5", features = ["struct_context"] }
 
 [dev-dependencies]
 wait-timeout = "0.2"
@@ -50,8 +49,9 @@ section = "rust"
 [profile.release]
 lto = true
 panic = 'abort'
+strip = true
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [[bin]]
 name = "rustscan"
-path = "src/main.rs"
+path = "src/main.rs"

Dockerfile

@@ -1,3 +1,4 @@
+# Build Stage
 FROM rust:alpine as builder
 LABEL maintainer="RustScan <https://github.com/RustScan>"
 RUN apk add --no-cache build-base
@@ -8,13 +9,17 @@ COPY Cargo.toml Cargo.lock ./
 COPY src/ src/
 RUN cargo build --release
 
-FROM alpine:3.17
+# Release Stage
+FROM alpine:3.19.1 as release
 LABEL author="Hydragyrum <https://github.com/Hydragyrum>"
 LABEL author="LeoFVO <https://github.com/LeoFVO>"
+
 RUN addgroup -S rustscan && \
     adduser -S -G rustscan rustscan && \
     ulimit -n 100000 && \
-    apk add --no-cache nmap nmap-scripts wget
+    apk add --no-cache nmap nmap-scripts wget ca-certificates bind-tools
+
 USER rustscan
 COPY --from=builder /app/rustscan/target/release/rustscan /usr/local/bin/rustscan
+
 ENTRYPOINT [ "/usr/local/bin/rustscan" ]

rustscan-debbuilder/Dockerfile

@@ -1,20 +0,0 @@
-FROM rust:latest
-
-RUN git clone https://github.com/brandonskerritt/RustScan
-WORKDIR "/RustScan"
-RUN git pull --force
-RUN cargo install cargo-deb
-
-RUN apt update -y && apt upgrade -y
-RUN apt install libc6-dev-i386 -y
-RUN git clone --depth=1 https://github.com/raspberrypi/tools /raspberrypi-tools
-ENV PATH=/raspberrypi-tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian-x64/bin/:$PATH
-ENV CARGO_TARGET_ARM_UNKNOWN_LINUX_GNUEABIHF_LINKER=arm-linux-gnueabihf-gcc
-RUN mkdir /root/.cargo
-RUN echo "[target.arm-unknown-linux-gnueabihf]" >> /root/.cargo/config
-RUN echo "strip = { path = \"arm-linux-gnueabihf-strip\" }" >> /root/.cargo/config
-RUN echo "objcopy = { path = \"arm-linux-gnueabihf-objcopy\" }" >> /root/.cargo/config
-
-COPY ./entrypoint.sh /entrypoint.sh
-RUN chmod +x /entrypoint.sh
-ENTRYPOINT ["/entrypoint.sh"]

rustscan-debbuilder/entrypoint.sh

@@ -1,17 +0,0 @@
-#!/bin/bash
-
-cd /RustScan
-git pull --force
-
-#amd64
-cargo deb
-
-#arm64
-rustup target add arm-unknown-linux-gnueabihf
-cargo deb --target=arm-unknown-linux-gnueabihf
-
-#i386
-rustup target add i686-unknown-linux-gnu
-cargo deb --target=i686-unknown-linux-gnu
-
-find target/ -name \*.deb -exec cp {} /debs \;

rustscan-debbuilder/run.sh

@@ -1,8 +0,0 @@
-#!/bin/bash
-docker build -t rustscan-builder . || exit
-
-# This creates a volume which binds your currentdirectory/debs to 
-# the location where the deb files get spat out in the container.
-# You don't need to worry about it. Just chmod +x run.sh && ./run.sh and
-# you'll get yer .deb file in a few minutes. It runs faster after you've used it the first time.
-docker run -v "$(pwd)/debs:/debs" rustscan-builder

src/benchmark/mod.rs

@@ -1,15 +1,20 @@
+//! Provides functionality to capture timing information for scans.
+//!
 //! # Usage
-//! ```
+//!
+//! ```rust
 //! // Initiate Benchmark vector
+//! # use rustscan::benchmark::{Benchmark, NamedTimer};
+//! # use log::info;
 //! let mut bm = Benchmark::init();
 //! // Start named timer with name
 //! let mut example_bench = NamedTimer::start("Example Bench");
 //! // Stop named timer
-//! example_bench.stop();
+//! example_bench.end();
 //! // Add named timer to Benchmarks
 //! bm.push(example_bench);
 //! // Print Benchmark Summary
-//! info!({}, bm.summary());
+//! info!("{}", bm.summary());
 //! ```
 use std::time::Instant;
 

src/input.rs

@@ -1 +1,373 @@
+//! Provides a means to read, parse and hold configuration options for scans.
+use serde_derive::Deserialize;
+use std::collections::HashMap;
+use std::fs;
+use std::path::PathBuf;
+use structopt::{clap::arg_enum, StructOpt};
 
+const LOWEST_PORT_NUMBER: u16 = 1;
+const TOP_PORT_NUMBER: u16 = 65535;
+
+arg_enum! {
+    /// Represents the strategy in which the port scanning will run.
+    ///   - Serial will run from start to end, for example 1 to 1_000.
+    ///   - Random will randomize the order in which ports will be scanned.
+    #[derive(Deserialize, Debug, StructOpt, Clone, Copy, PartialEq, Eq)]
+    pub enum ScanOrder {
+        Serial,
+        Random,
+    }
+}
+
+arg_enum! {
+    /// Represents the scripts variant.
+    ///   - none will avoid running any script, only portscan results will be shown.
+    ///   - default will run the default embedded nmap script, that's part of RustScan since the beginning.
+    ///   - custom will read the ScriptConfig file and the available scripts in the predefined folders
+    #[derive(Deserialize, Debug, StructOpt, Clone, PartialEq, Eq, Copy)]
+    pub enum ScriptsRequired {
+        None,
+        Default,
+        Custom,
+    }
+}
+
+/// Represents the range of ports to be scanned.
+#[derive(Deserialize, Debug, Clone, PartialEq, Eq)]
+pub struct PortRange {
+    pub start: u16,
+    pub end: u16,
+}
+
+#[cfg(not(tarpaulin_include))]
+fn parse_range(input: &str) -> Result<PortRange, String> {
+    let range = input
+        .split('-')
+        .map(str::parse)
+        .collect::<Result<Vec<u16>, std::num::ParseIntError>>();
+
+    if range.is_err() {
+        return Err(String::from(
+            "the range format must be 'start-end'. Example: 1-1000.",
+        ));
+    }
+
+    match range.unwrap().as_slice() {
+        [start, end] => Ok(PortRange {
+            start: *start,
+            end: *end,
+        }),
+        _ => Err(String::from(
+            "the range format must be 'start-end'. Example: 1-1000.",
+        )),
+    }
+}
+
+#[derive(StructOpt, Debug, Clone)]
+#[structopt(name = "rustscan", setting = structopt::clap::AppSettings::TrailingVarArg)]
+#[allow(clippy::struct_excessive_bools)]
+/// Fast Port Scanner built in Rust.
+/// WARNING Do not use this program against sensitive infrastructure since the
+/// specified server may not be able to handle this many socket connections at once.
+/// - Discord  <http://discord.skerritt.blog>
+/// - GitHub <https://github.com/RustScan/RustScan>
+pub struct Opts {
+    /// A comma-delimited list or newline-delimited file of separated CIDRs, IPs, or hosts to be scanned.
+    #[structopt(short, long, use_delimiter = true)]
+    pub addresses: Vec<String>,
+
+    /// A list of comma separated ports to be scanned. Example: 80,443,8080.
+    #[structopt(short, long, use_delimiter = true)]
+    pub ports: Option<Vec<u16>>,
+
+    /// A range of ports with format start-end. Example: 1-1000.
+    #[structopt(short, long, conflicts_with = "ports", parse(try_from_str = parse_range))]
+    pub range: Option<PortRange>,
+
+    /// Whether to ignore the configuration file or not.
+    #[structopt(short, long)]
+    pub no_config: bool,
+
+    /// Custom path to config file
+    #[structopt(short, long, parse(from_os_str))]
+    pub config_path: Option<PathBuf>,
+
+    /// Greppable mode. Only output the ports. No Nmap. Useful for grep or outputting to a file.
+    #[structopt(short, long)]
+    pub greppable: bool,
+
+    /// Accessible mode. Turns off features which negatively affect screen readers.
+    #[structopt(long)]
+    pub accessible: bool,
+
+    /// The batch size for port scanning, it increases or slows the speed of
+    /// scanning. Depends on the open file limit of your OS.  If you do 65535
+    /// it will do every port at the same time. Although, your OS may not
+    /// support this.
+    #[structopt(short, long, default_value = "4500")]
+    pub batch_size: u16,
+
+    /// The timeout in milliseconds before a port is assumed to be closed.
+    #[structopt(short, long, default_value = "1500")]
+    pub timeout: u32,
+
+    /// The number of tries before a port is assumed to be closed.
+    /// If set to 0, rustscan will correct it to 1.
+    #[structopt(long, default_value = "1")]
+    pub tries: u8,
+
+    /// Automatically ups the ULIMIT with the value you provided.
+    #[structopt(short, long)]
+    pub ulimit: Option<u64>,
+
+    /// The order of scanning to be performed. The "serial" option will
+    /// scan ports in ascending order while the "random" option will scan
+    /// ports randomly.
+    #[structopt(long, possible_values = &ScanOrder::variants(), case_insensitive = true, default_value = "serial")]
+    pub scan_order: ScanOrder,
+
+    /// Level of scripting required for the run.
+    #[structopt(long, possible_values = &ScriptsRequired::variants(), case_insensitive = true, default_value = "default")]
+    pub scripts: ScriptsRequired,
+
+    /// Use the top 1000 ports.
+    #[structopt(long)]
+    pub top: bool,
+
+    /// The Script arguments to run.
+    /// To use the argument -A, end RustScan's args with '-- -A'.
+    /// Example: 'rustscan -t 1500 -a 127.0.0.1 -- -A -sC'.
+    /// This command adds -Pn -vvv -p $PORTS automatically to nmap.
+    /// For things like --script '(safe and vuln)' enclose it in quotations marks \"'(safe and vuln)'\"
+    #[structopt(last = true)]
+    pub command: Vec<String>,
+
+    /// A list of comma separated ports to be excluded from scanning. Example: 80,443,8080.
+    #[structopt(short, long, use_delimiter = true)]
+    pub exclude_ports: Option<Vec<u16>>,
+}
+
+#[cfg(not(tarpaulin_include))]
+impl Opts {
+    pub fn read() -> Self {
+        let mut opts = Opts::from_args();
+
+        if opts.ports.is_none() && opts.range.is_none() {
+            opts.range = Some(PortRange {
+                start: LOWEST_PORT_NUMBER,
+                end: TOP_PORT_NUMBER,
+            });
+        }
+
+        opts
+    }
+
+    /// Reads the command line arguments into an Opts struct and merge
+    /// values found within the user configuration file.
+    pub fn merge(&mut self, config: &Config) {
+        if !self.no_config {
+            self.merge_required(config);
+            self.merge_optional(config);
+        }
+    }
+
+    fn merge_required(&mut self, config: &Config) {
+        macro_rules! merge_required {
+            ($($field: ident),+) => {
+                $(
+                    if let Some(e) = &config.$field {
+                        self.$field = e.clone();
+                    }
+                )+
+            }
+        }
+
+        merge_required!(
+            addresses, greppable, accessible, batch_size, timeout, tries, scan_order, scripts,
+            command
+        );
+    }
+
+    fn merge_optional(&mut self, config: &Config) {
+        macro_rules! merge_optional {
+            ($($field: ident),+) => {
+                $(
+                    if config.$field.is_some() {
+                        self.$field = config.$field.clone();
+                    }
+                )+
+            }
+        }
+
+        // Only use top ports when the user asks for them
+        if self.top && config.ports.is_some() {
+            let mut ports: Vec<u16> = Vec::with_capacity(config.ports.clone().unwrap().len());
+            for entry in config.ports.clone().unwrap().keys() {
+                ports.push(entry.parse().unwrap());
+            }
+            self.ports = Some(ports);
+        }
+
+        merge_optional!(range, ulimit, exclude_ports);
+    }
+}
+
+impl Default for Opts {
+    fn default() -> Self {
+        Self {
+            addresses: vec![],
+            ports: None,
+            range: None,
+            greppable: true,
+            batch_size: 0,
+            timeout: 0,
+            tries: 0,
+            ulimit: None,
+            command: vec![],
+            accessible: false,
+            scan_order: ScanOrder::Serial,
+            no_config: true,
+            top: false,
+            scripts: ScriptsRequired::Default,
+            config_path: None,
+            exclude_ports: None,
+        }
+    }
+}
+
+/// Struct used to deserialize the options specified within our config file.
+/// These will be further merged with our command line arguments in order to
+/// generate the final Opts struct.
+#[cfg(not(tarpaulin_include))]
+#[derive(Debug, Deserialize)]
+pub struct Config {
+    addresses: Option<Vec<String>>,
+    ports: Option<HashMap<String, u16>>,
+    range: Option<PortRange>,
+    greppable: Option<bool>,
+    accessible: Option<bool>,
+    batch_size: Option<u16>,
+    timeout: Option<u32>,
+    tries: Option<u8>,
+    ulimit: Option<u64>,
+    scan_order: Option<ScanOrder>,
+    command: Option<Vec<String>>,
+    scripts: Option<ScriptsRequired>,
+    exclude_ports: Option<Vec<u16>>,
+}
+
+#[cfg(not(tarpaulin_include))]
+#[allow(clippy::doc_link_with_quotes)]
+impl Config {
+    /// Reads the configuration file with TOML format and parses it into a
+    /// Config struct.
+    ///
+    /// # Format
+    ///
+    /// addresses = ["127.0.0.1", "127.0.0.1"]
+    /// ports = [80, 443, 8080]
+    /// greppable = true
+    /// scan_order: "Serial"
+    /// exclude_ports = [8080, 9090, 80]
+    ///
+    pub fn read(custom_config_path: Option<PathBuf>) -> Self {
+        let mut content = String::new();
+        let config_path = custom_config_path.unwrap_or_else(default_config_path);
+        if config_path.exists() {
+            content = match fs::read_to_string(config_path) {
+                Ok(content) => content,
+                Err(_) => String::new(),
+            }
+        }
+
+        let config: Config = match toml::from_str(&content) {
+            Ok(config) => config,
+            Err(e) => {
+                println!("Found {e} in configuration file.\nAborting scan.\n");
+                std::process::exit(1);
+            }
+        };
+
+        config
+    }
+}
+
+/// Constructs default path to config toml
+pub fn default_config_path() -> PathBuf {
+    let Some(mut config_path) = dirs::home_dir() else {
+        panic!("Could not infer config file path.");
+    };
+    config_path.push(".rustscan.toml");
+    config_path
+}
+
+#[cfg(test)]
+mod tests {
+    use super::{Config, Opts, PortRange, ScanOrder, ScriptsRequired};
+    impl Config {
+        fn default() -> Self {
+            Self {
+                addresses: Some(vec!["127.0.0.1".to_owned()]),
+                ports: None,
+                range: None,
+                greppable: Some(true),
+                batch_size: Some(25_000),
+                timeout: Some(1_000),
+                tries: Some(1),
+                ulimit: None,
+                command: Some(vec!["-A".to_owned()]),
+                accessible: Some(true),
+                scan_order: Some(ScanOrder::Random),
+                scripts: None,
+                exclude_ports: None,
+            }
+        }
+    }
+
+    #[test]
+    fn opts_no_merge_when_config_is_ignored() {
+        let mut opts = Opts::default();
+        let config = Config::default();
+
+        opts.merge(&config);
+
+        assert_eq!(opts.addresses, vec![] as Vec<String>);
+        assert!(opts.greppable);
+        assert!(!opts.accessible);
+        assert_eq!(opts.timeout, 0);
+        assert_eq!(opts.command, vec![] as Vec<String>);
+        assert_eq!(opts.scan_order, ScanOrder::Serial);
+    }
+
+    #[test]
+    fn opts_merge_required_arguments() {
+        let mut opts = Opts::default();
+        let config = Config::default();
+
+        opts.merge_required(&config);
+
+        assert_eq!(opts.addresses, config.addresses.unwrap());
+        assert_eq!(opts.greppable, config.greppable.unwrap());
+        assert_eq!(opts.timeout, config.timeout.unwrap());
+        assert_eq!(opts.command, config.command.unwrap());
+        assert_eq!(opts.accessible, config.accessible.unwrap());
+        assert_eq!(opts.scan_order, config.scan_order.unwrap());
+        assert_eq!(opts.scripts, ScriptsRequired::Default);
+    }
+
+    #[test]
+    fn opts_merge_optional_arguments() {
+        let mut opts = Opts::default();
+        let mut config = Config::default();
+        config.range = Some(PortRange {
+            start: 1,
+            end: 1_000,
+        });
+        config.ulimit = Some(1_000);
+
+        opts.merge_optional(&config);
+
+        assert_eq!(opts.range, config.range);
+        assert_eq!(opts.ulimit, config.ulimit);
+    }
+}

src/lib.rs

@@ -0,0 +1,53 @@
+//! This crate exposes the internal functionality of the
+//! [RustScan](https://rustscan.github.io/RustScan) port scanner.
+//!
+//! ## Example: perform a scan against localhost
+//!
+//! The core scanning behaviour is managed by
+//! [`Scanner`](crate::scanner::Scanner) which in turn requires a
+//! [`PortStrategy`](crate::port_strategy::PortStrategy):
+//!
+//! ```rust
+//! use async_std::task::block_on;
+//! use std::{net::IpAddr, time::Duration};
+//!
+//! use rustscan::input::{PortRange, ScanOrder};
+//! use rustscan::port_strategy::PortStrategy;
+//! use rustscan::scanner::Scanner;
+//!
+//! fn main() {
+//!     let addrs = vec!["127.0.0.1".parse::<IpAddr>().unwrap()];
+//!     let range = PortRange {
+//!         start: 1,
+//!         end: 1_000,
+//!     };
+//!     let strategy = PortStrategy::pick(&Some(range), None, ScanOrder::Random);
+//!     let scanner = Scanner::new(
+//!         &addrs,
+//!         10,
+//!         Duration::from_millis(100),
+//!         1,
+//!         true,
+//!         strategy,
+//!         true,
+//!         vec![9000],
+//!     );
+//!
+//!     let scan_result = block_on(scanner.run());
+//!
+//!     println!("{:?}", scan_result);
+//! }
+//! ```
+#![allow(clippy::needless_doctest_main)]
+
+pub mod tui;
+
+pub mod input;
+
+pub mod scanner;
+
+pub mod port_strategy;
+
+pub mod benchmark;
+
+pub mod scripts;

src/main.rs

@@ -2,24 +2,12 @@
 #![warn(clippy::pedantic)]
 #![allow(clippy::doc_markdown, clippy::if_not_else, clippy::non_ascii_literal)]
 
-extern crate shell_words;
-
-mod tui;
-
-mod input;
-use input::{Config, Opts, PortRange, ScanOrder, ScriptsRequired};
-
-mod scanner;
-use scanner::Scanner;
-
-mod port_strategy;
-use port_strategy::PortStrategy;
-
-mod benchmark;
-use benchmark::{Benchmark, NamedTimer};
-
-mod scripts;
-use scripts::{init_scripts, Script, ScriptFile};
+use rustscan::benchmark::{Benchmark, NamedTimer};
+use rustscan::input::{self, Config, Opts, ScriptsRequired};
+use rustscan::port_strategy::PortStrategy;
+use rustscan::scanner::Scanner;
+use rustscan::scripts::{init_scripts, Script, ScriptFile};
+use rustscan::{detail, funny_opening, output, warning};
 
 use cidr_utils::cidr::IpCidr;
 use colorful::{Color, Colorful};
@@ -98,6 +86,9 @@ fn main() {
     #[cfg(not(unix))]
     let batch_size: u16 = AVERAGE_BATCH_SIZE;
 
+    // Added by wasuaje - 01/26/2024:
+    // exclude_ports  is an exclusion port list
+    //
     let scanner = Scanner::new(
         &ips,
         batch_size,
@@ -106,6 +97,7 @@ fn main() {
         opts.greppable,
         PortStrategy::pick(&opts.range, opts.ports, opts.scan_order),
         opts.accessible,
+        opts.exclude_ports.unwrap_or_default(),
     );
     debug!("Scanner finished building: {:?}", scanner);
 
@@ -284,7 +276,7 @@ fn parse_addresses(input: &Opts) -> Vec<IpAddr> {
     ips
 }
 
-/// Given a string, parse it as an host, IP address, or CIDR.
+/// Given a string, parse it as a host, IP address, or CIDR.
 /// This allows us to pass files as hosts or cidr or IPs easily
 /// Call this every time you have a possible IP_or_host
 fn parse_address(address: &str, resolver: &Resolver) -> Vec<IpAddr> {
@@ -405,9 +397,8 @@ fn infer_batch_size(opts: &Opts, ulimit: u64) -> u16 {
 #[cfg(test)]
 mod tests {
     #[cfg(unix)]
-    use crate::{adjust_ulimit_size, infer_batch_size};
-
-    use crate::{parse_addresses, print_opening, Opts};
+    use super::{adjust_ulimit_size, infer_batch_size};
+    use super::{parse_addresses, print_opening, Opts};
     use std::net::Ipv4Addr;
 
     #[test]

src/port_strategy/mod.rs

@@ -1,5 +1,6 @@
+//! Provides a means to hold configuration options specifically for port scanning.
 mod range_iterator;
-use super::{PortRange, ScanOrder};
+use crate::input::{PortRange, ScanOrder};
 use rand::seq::SliceRandom;
 use rand::thread_rng;
 use range_iterator::RangeIterator;
@@ -67,7 +68,7 @@ pub struct SerialRange {
 
 impl RangeOrder for SerialRange {
     fn generate(&self) -> Vec<u16> {
-        (self.start..self.end).collect()
+        (self.start..=self.end).collect()
     }
 }
 
@@ -97,14 +98,14 @@ impl RangeOrder for RandomRange {
 #[cfg(test)]
 mod tests {
     use super::PortStrategy;
-    use crate::{PortRange, ScanOrder};
+    use crate::input::{PortRange, ScanOrder};
 
     #[test]
     fn serial_strategy_with_range() {
         let range = PortRange { start: 1, end: 100 };
         let strategy = PortStrategy::pick(&Some(range), None, ScanOrder::Serial);
         let result = strategy.order();
-        let expected_range = (1..100).into_iter().collect::<Vec<u16>>();
+        let expected_range = (1..=100).into_iter().collect::<Vec<u16>>();
         assert_eq!(expected_range, result);
     }
     #[test]
@@ -112,7 +113,7 @@ mod tests {
         let range = PortRange { start: 1, end: 100 };
         let strategy = PortStrategy::pick(&Some(range), None, ScanOrder::Random);
         let mut result = strategy.order();
-        let expected_range = (1..100).into_iter().collect::<Vec<u16>>();
+        let expected_range = (1..=100).into_iter().collect::<Vec<u16>>();
         assert_ne!(expected_range, result);
 
         result.sort_unstable();

src/port_strategy/range_iterator.rs

@@ -15,14 +15,14 @@ pub struct RangeIterator {
 ///
 /// For more information: <https://en.wikipedia.org/wiki/Linear_congruential_generator>
 impl RangeIterator {
-    /// Receives the the start and end of a range and normalize
+    /// Receives the start and end of a range and normalize
     /// these values before selecting a coprime for the end of the range
     /// which will server as the step for the algorithm.
     ///
     /// For example, the range `1000-2500` will be normalized to `0-1500`
     /// before going through the algorithm.
     pub fn new(start: u32, end: u32) -> Self {
-        let normalized_end = end - start;
+        let normalized_end = end - start + 1;
         let step = pick_random_coprime(normalized_end);
 
         // Randomly choose a number within the range to be the first
@@ -103,23 +103,23 @@ mod tests {
     #[test]
     fn range_iterator_iterates_through_the_entire_range() {
         let result = generate_sorted_range(1, 10);
-        let expected_range = (1..10).into_iter().collect::<Vec<u16>>();
+        let expected_range = (1..=10).into_iter().collect::<Vec<u16>>();
         assert_eq!(expected_range, result);
 
         let result = generate_sorted_range(1, 100);
-        let expected_range = (1..100).into_iter().collect::<Vec<u16>>();
+        let expected_range = (1..=100).into_iter().collect::<Vec<u16>>();
         assert_eq!(expected_range, result);
 
         let result = generate_sorted_range(1, 1000);
-        let expected_range = (1..1000).into_iter().collect::<Vec<u16>>();
+        let expected_range = (1..=1000).into_iter().collect::<Vec<u16>>();
         assert_eq!(expected_range, result);
 
         let result = generate_sorted_range(1, 65_535);
-        let expected_range = (1..65_535).into_iter().collect::<Vec<u16>>();
+        let expected_range = (1..=65_535).into_iter().collect::<Vec<u16>>();
         assert_eq!(expected_range, result);
 
         let result = generate_sorted_range(1000, 2000);
-        let expected_range = (1000..2000).into_iter().collect::<Vec<u16>>();
+        let expected_range = (1000..=2000).into_iter().collect::<Vec<u16>>();
         assert_eq!(expected_range, result);
     }
 

src/scanner/mod.rs

@@ -1,4 +1,6 @@
-use super::PortStrategy;
+//! Core functionality for actual scanning behaviour.
+use crate::port_strategy::PortStrategy;
+use log::debug;
 
 mod socket_iterator;
 use socket_iterator::SocketIterator;
@@ -21,6 +23,8 @@ use std::{
 /// batch_size is how many ports at a time should be scanned
 /// Timeout is the time RustScan should wait before declaring a port closed. As datatype Duration.
 /// greppable is whether or not RustScan should print things, or wait until the end to print only the ip and open ports.
+/// Added by wasuaje - 01/26/2024:
+///     exclude_ports  is an exclusion port list
 #[cfg(not(tarpaulin_include))]
 #[derive(Debug)]
 pub struct Scanner {
@@ -31,8 +35,11 @@ pub struct Scanner {
     greppable: bool,
     port_strategy: PortStrategy,
     accessible: bool,
+    exclude_ports: Vec<u16>,
 }
 
+// Allowing too many arguments for clippy.
+#[allow(clippy::too_many_arguments)]
 impl Scanner {
     pub fn new(
         ips: &[IpAddr],
@@ -42,6 +49,7 @@ impl Scanner {
         greppable: bool,
         port_strategy: PortStrategy,
         accessible: bool,
+        exclude_ports: Vec<u16>,
     ) -> Self {
         Self {
             batch_size,
@@ -51,18 +59,27 @@ impl Scanner {
             port_strategy,
             ips: ips.iter().map(ToOwned::to_owned).collect(),
             accessible,
+            exclude_ports,
         }
     }
 
     /// Runs scan_range with chunk sizes
     /// If you want to run RustScan normally, this is the entry point used
-    /// Returns all open ports as Vec<u16>
+    /// Returns all open ports as `Vec<u16>`
+    /// Added by wasuaje - 01/26/2024:
+    ///    Filtering port against exclude port list
     pub async fn run(&self) -> Vec<SocketAddr> {
-        let ports: Vec<u16> = self.port_strategy.order();
+        let ports: Vec<u16> = self
+            .port_strategy
+            .order()
+            .iter()
+            .filter(|&port| !self.exclude_ports.contains(port))
+            .copied()
+            .collect();
         let mut socket_iterator: SocketIterator = SocketIterator::new(&self.ips, &ports);
         let mut open_sockets: Vec<SocketAddr> = Vec::new();
         let mut ftrs = FuturesUnordered::new();
-        let mut errors: HashSet<String> = HashSet::with_capacity(self.ips.len() * 1000);
+        let mut errors: HashSet<String> = HashSet::new();
 
         for _ in 0..self.batch_size {
             if let Some(socket) = socket_iterator.next() {
@@ -72,7 +89,7 @@ impl Scanner {
             }
         }
 
-        debug!("Start scanning sockets. \nBatch size {}\nNumber of ip-s {}\nNumber of ports {}\nTargets all together {} ", 
+        debug!("Start scanning sockets. \nBatch size {}\nNumber of ip-s {}\nNumber of ports {}\nTargets all together {} ",
             self.batch_size,
             self.ips.len(),
             &ports.len(),
@@ -100,14 +117,16 @@ impl Scanner {
 
     /// Given a socket, scan it self.tries times.
     /// Turns the address into a SocketAddr
-    /// Deals with the <result> type
+    /// Deals with the `<result>` type
     /// If it experiences error ErrorKind::Other then too many files are open and it Panics!
     /// Else any other error, it returns the error in Result as a string
     /// If no errors occur, it returns the port number in Result to signify the port is open.
     /// This function mainly deals with the logic of Results handling.
     /// # Example
     ///
-    ///     self.scan_socket(socket)
+    /// ```compile_fail
+    /// scanner.scan_socket(socket)
+    /// ```
     ///
     /// Note: `self` must contain `self.ip`.
     async fn scan_socket(&self, socket: SocketAddr) -> io::Result<SocketAddr> {
@@ -153,13 +172,16 @@ impl Scanner {
     /// Performs the connection to the socket with timeout
     /// # Example
     ///
-    ///     let port: u16 = 80
-    ///     // ip is an IpAddr type
-    ///     let ip = IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1));
-    ///     let socket = SocketAddr::new(ip, port);
-    ///     self.connect(socket)
-    ///     // returns Result which is either Ok(stream) for port is open, or Er for port is closed.
-    ///     // Timeout occurs after self.timeout seconds
+    /// ```compile_fail
+    /// # use std::net::{IpAddr, Ipv6Addr, SocketAddr};
+    /// let port: u16 = 80;
+    /// // ip is an IpAddr type
+    /// let ip = IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1));
+    /// let socket = SocketAddr::new(ip, port);
+    /// scanner.connect(socket);
+    /// // returns Result which is either Ok(stream) for port is open, or Er for port is closed.
+    /// // Timeout occurs after self.timeout seconds
+    /// ```
     ///
     async fn connect(&self, socket: SocketAddr) -> io::Result<TcpStream> {
         let stream = io::timeout(
@@ -174,7 +196,7 @@ impl Scanner {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::{PortRange, ScanOrder};
+    use crate::input::{PortRange, ScanOrder};
     use async_std::task::block_on;
     use std::{net::IpAddr, time::Duration};
 
@@ -195,6 +217,7 @@ mod tests {
             true,
             strategy,
             true,
+            vec![9000],
         );
         block_on(scanner.run());
         // if the scan fails, it wouldn't be able to assert_eq! as it panicked!
@@ -217,6 +240,7 @@ mod tests {
             true,
             strategy,
             true,
+            vec![9000],
         );
         block_on(scanner.run());
         // if the scan fails, it wouldn't be able to assert_eq! as it panicked!
@@ -238,6 +262,7 @@ mod tests {
             true,
             strategy,
             true,
+            vec![9000],
         );
         block_on(scanner.run());
         assert_eq!(1, 1);
@@ -258,6 +283,7 @@ mod tests {
             true,
             strategy,
             true,
+            vec![9000],
         );
         block_on(scanner.run());
         assert_eq!(1, 1);
@@ -281,6 +307,7 @@ mod tests {
             true,
             strategy,
             true,
+            vec![9000],
         );
         block_on(scanner.run());
         assert_eq!(1, 1);

src/scripts/mod.rs

@@ -1,52 +1,83 @@
-//! Scripting engine to run scripts based on tags.
+//! Scripting Engine to run scripts based on tags.
+//!
 //! This module serves to filter and run the scripts selected by the user.
 //!
 //! A new commandline and configuration file option was added.
 //!
-//! --scripts
+//! ## `--scripts`
 //!
-//!      default
-//!          This is the default behavior, like as it was from the beginning of RustScan.
-//!          The user do not have to chose anything for this. This is the only script embedded in RustScan running as default.
+//! ### `default`
 //!
-//!      none
-//!          The user have to use the --scripts none commandline argument or scripts = "none" in the config file.
-//!          None of the scripts will run, this replaces the removed --no-nmap option.
+//! This is the default behavior, like as it was from the beginning of RustScan.
 //!
-//!      custom
-//!          The user have to use the --scripts custom commandline argument or scripts = "custom" in the config file.
-//!          Rustscan will look for the script configuration file in the user's home dir: home_dir/.rustscan_scripts.toml
-//!          The config file have 3 optional fields, tag, developer and port. Just the tag field will be used forther in the process.
-//!          RustScan will also look for available scripts in the user's home dir: home_dir/.rustscan_scripts
-//!          and will try to read all the files, and parse them into a vector of ScriptFiles.
-//!          Filtering on tags means the tags found in the rustscan_scripts.toml file will also have to be present in the Scriptfile,
-//!          otherwise the script will not be selected.
-//!          All of the rustscan_script.toml tags have to be present at minimum in a Scriptfile to get selected, but can be also more.
+//! The user do not have to chose anything for this. This is the only script
+//! embedded in RustScan running as default.
+//!
+//! ### `none`
+//!
+//! The user have to use the `--scripts none` commandline argument or `scripts =
+//! "none"` in the config file.
+//!
+//! None of the scripts will run, this replaces the removed `--no-nmap` option.
+//!
+//! ### `custom`
+//!
+//! The user have to use the `--scripts custom` commandline argument or
+//! `scripts = "custom"` in the config file.
+//!
+//! RustScan will look for the script configuration file in the user's home
+//! dir: `home_dir/.rustscan_scripts.toml`
+//!
+//! The config file have 3 optional fields: `tag`, `developer` and `port`. Just
+//! the `tag` field will be used forther in the process.
+//!
+//! RustScan will also look for available scripts in the user's home dir:
+//! `home_dir/.rustscan_scripts` and will try to read all the files, and parse
+//! them into a vector of [`ScriptFile`].
+//!
+//! Filtering on tags means the tags found in the `rustscan_scripts.toml` file
+//! will also have to be present in the [`ScriptFile`], otherwise the script
+//! will not be selected.
+//!
+//! All of the `rustscan_script.toml` tags have to be present at minimum in a
+//! [`ScriptFile`] to get selected, but can be also more.
 //!
 //! Config file example:
-//! fixtures/test_rustscan_scripts.toml
+//!
+//! - `fixtures/test_rustscan_scripts.toml`
 //!
 //! Script file examples:
-//! fixtures/test_script.py
-//! fixtures/test_script.pl
-//! fixtures/test_script.sh
-//! fixtures/test_script.txt
 //!
-//! call_format in script files can be of 2 variants.
-//! One is where all of the possible tags {{script}} {{ip}} {{port}} are there.
-//!     The {{script}} part will be replaced with the scriptfile full path gathered while parsing available scripts.
-//!     The {{ip}} part will be replaced with the ip we got from the scan.
-//!     The {{port}} part will be reaplced with the ports separated with the ports_separator found in the script file
+//! - `fixtures/test_script.py`
+//! - `fixtures/test_script.pl`
+//! - `fixtures/test_script.sh`
+//! - `fixtures/test_script.txt`
 //!
-//! And when there is only {{ip}} and {{port}} is in the format, only those will be replaced with the arguments from the scan.
-//! This makes it easy to run a system installed command like nmap, and give any kind of arguments to it.
+//! `call_format` in script files can be of 2 variants:
 //!
-//! If the format is different, the script will be silently discarded and will not run. With the Debug option it's possible to see where it goes wrong.
+//! One is where all of the possible tags `{{script}}`, `{{ip}}` and `{{port}}`
+//! are there.
+//!
+//! - The `{{script}}` part will be replaced with the scriptfile full path
+//!   gathered while parsing available scripts.
+//! - The `{{ip}}` part will be replaced with the ip we got from the scan.
+//! - The `{{port}}` part will be reaplced with the ports separated with the
+//!   `ports_separator` found in the script file
+//!
+//! And when there is only `{{ip}}` and `{{port}}` is in the format, only those
+//! will be replaced with the arguments from the scan.
+//!
+//! This makes it easy to run a system installed command like `nmap`, and give
+//! any kind of arguments to it.
+//!
+//! If the format is different, the script will be silently discarded and will
+//! not run. With the `Debug` option it's possible to see where it goes wrong.
 
 #![allow(clippy::module_name_repetitions)]
 
 use crate::input::ScriptsRequired;
 use anyhow::{anyhow, Result};
+use log::debug;
 use serde_derive::{Deserialize, Serialize};
 use std::collections::HashSet;
 use std::convert::TryInto;
@@ -233,16 +264,14 @@ impl Script {
         }
         debug!("\nScript format to run {}", to_run);
 
-        let arguments = shell_words::split(&to_run).expect("Failed to parse script arguments");
-
-        execute_script(arguments)
+        execute_script(&to_run)
     }
 }
 
 #[cfg(not(tarpaulin_include))]
-fn execute_script(mut arguments: Vec<String>) -> Result<String> {
-    debug!("\nScript arguments vec: {:?}", &arguments);
-    let process = Exec::cmd(arguments.remove(0)).args(&arguments);
+fn execute_script(script: &str) -> Result<String> {
+    debug!("\nScript arguments {}", script);
+    let process = Exec::shell(script);
     match process.capture() {
         Ok(c) => {
             let es = match c.exit_status {

src/tui.rs

@@ -1,6 +1,7 @@
+//! Utilities for terminal output during scanning.
+
 /// Terminal User Interface Module for RustScan
 /// Defines macros to use
-
 #[macro_export]
 macro_rules! warning {
     ($name:expr) => {
@@ -75,6 +76,23 @@ macro_rules! funny_opening {
             "Please contribute more quotes to our GitHub https://github.com/rustscan/rustscan",
             "😵 https://admin.tryhackme.com",
             "0day was here ♥",
+            "I don't always scan ports, but when I do, I prefer RustScan.",
+            "RustScan: Where scanning meets swagging. 😎",
+            "To scan or not to scan? That is the question.",
+            "RustScan: Because guessing isn't hacking.",
+            "Scanning ports like it's my full-time job. Wait, it is.",
+            "Open ports, closed hearts.",
+            "I scanned my computer so many times, it thinks we're dating.",
+            "Port scanning: Making networking exciting since... whenever.",
+            "You miss 100% of the ports you don't scan. - RustScan",
+            "Breaking and entering... into the world of open ports.",
+            "TCP handshake? More like a friendly high-five!",
+            "Scanning ports: The virtual equivalent of knocking on doors.",
+            "RustScan: Making sure 'closed' isn't just a state of mind.",
+            "Port scanning: Because every port has a story to tell.",
+            "I scanned ports so fast, even my computer was surprised.",
+            "RustScan: Where '404 Not Found' meets '200 OK'.",
+            "RustScan: Exploring the digital landscape, one IP at a time.",
         ];
         let random_quote = quotes.choose(&mut rand::thread_rng()).unwrap();