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use std::{
collections::HashMap,
sync::Arc,
time::{Duration, Instant},
};
use crate::{
cli::opts::Opts,
utils::{
constants::{ERROR, PROGRESS_CHARS, PROGRESS_TEMPLATE, SUCCESS, WARNING},
scripting::{run_scripts, ScriptingResponse},
tree::{Tree, TreeData, UrlType},
},
};
use color_eyre::eyre::{eyre, Result};
use colored::Colorize;
use indicatif::ProgressBar;
use itertools::Itertools;
use log::{debug, info};
use parking_lot::Mutex;
use reqwest::Client;
use serde_json::json;
use url::Url;
use super::{filters::utils::is_directory, wordlists::ParsedWordlist, Runner};
pub struct Classic {
url: String,
opts: Opts,
tree: Arc<Mutex<Tree<TreeData>>>,
words: HashMap<String, ParsedWordlist>,
threads: usize,
}
impl Classic {
pub fn new(
url: String,
opts: Opts,
tree: Arc<Mutex<Tree<TreeData>>>,
words: HashMap<String, ParsedWordlist>,
threads: usize,
) -> Self {
Self {
url,
opts,
tree,
words,
threads,
}
}
/// Generate all possible URLs using a cartesian product of the wordlists
fn generate_urls(&self) -> Vec<String> {
let products = self
.words
.iter()
.map(|(k, ParsedWordlist { words: v, .. })| {
v.iter().map(|w| (k, w)).collect::<Vec<_>>()
})
.multi_cartesian_product()
.collect::<Vec<_>>();
let mut urls = vec![];
for product in &products {
let mut url = self.url.clone();
for (k, v) in product {
url = url.replace(*k, v);
}
urls.push(url);
}
urls
}
async fn process_chunk(
chunk: Vec<String>,
client: Client,
progress: ProgressBar,
tree: Arc<Mutex<Tree<TreeData>>>,
opts: Opts,
engine: Arc<rhai::Engine>,
) -> Result<()> {
for (index, url) in chunk.iter().enumerate() {
let mut url = url.clone();
let t1 = Instant::now();
if !opts.distributed.is_empty() {
let current = index % (opts.distributed.len() + 1);
if current != 0 {
let host_for_this_request = &opts.distributed[current - 1];
let parsed_url = url::Url::parse(&url)?;
url = format!(
"{}://{}{}",
parsed_url.scheme(),
host_for_this_request,
parsed_url.path()
);
}
}
let request = super::client::build_request(&opts, &url, &client)?;
let response = client.execute(request).await;
if let Some(throttle) = opts.throttle {
if throttle > 0 {
let elapsed = t1.elapsed();
let sleep_duration = Duration::from_secs_f64(1.0 / throttle as f64);
if let Some(sleep) = sleep_duration.checked_sub(elapsed) {
tokio::time::sleep(sleep).await;
}
}
}
match response {
Ok(mut response) => {
let status_code = response.status().as_u16();
let mut text = String::new();
// Read the response body into `text`
while let Ok(chunk) = response.chunk().await {
if let Some(chunk) = chunk {
text.push_str(&String::from_utf8_lossy(&chunk));
} else {
break;
}
}
// Check if the response is filtered (`true` means we keep it)
let filtered = super::filters::check(
&opts,
&progress,
&text,
t1.elapsed().as_millis(),
None,
&response,
&engine,
);
if filtered {
// Parse what additional information should be shown
let additions =
super::filters::parse_show(&opts, &text, &response, &progress, &engine);
progress.println(format!(
"{} {} {} {}{}",
if response.status().is_success() {
SUCCESS.to_string().green()
} else if response.status().is_redirection() {
WARNING.to_string().yellow()
} else {
ERROR.to_string().red()
},
response.status().as_str().bold(),
url,
format!("{}ms", t1.elapsed().as_millis().to_string().bold()).dimmed(),
additions.iter().fold("".to_string(), |acc, addition| {
format!(
"{} | {}: {}",
acc,
addition.key.dimmed().bold(),
addition.value.dimmed()
)
})
));
let parsed = Url::parse(&url)?;
let mut tree = tree.lock().clone();
let root_url = tree
.root
.clone()
.ok_or(eyre!("Failed to get root URL from tree"))?
.lock()
.data
.url
.clone();
let maybe_content_type = response.headers().get("content-type").map(|x| {
x.to_str()
.unwrap_or_default()
.split(';')
.next()
.unwrap_or_default()
.to_string()
});
let is_dir = is_directory(&opts, &response, text.clone(), &progress);
let scripting_response =
ScriptingResponse::from_response(response, Some(text)).await;
let data = TreeData {
url: url.clone(),
depth: 0,
path: parsed
.path()
.to_string()
.replace(Url::parse(&root_url)?.path().to_string().as_str(), ""),
status_code,
extra: json!(additions),
url_type: if is_dir {
UrlType::Directory
} else if let Some(content_type) = maybe_content_type {
UrlType::File(content_type)
} else {
UrlType::Unknown
},
response: if opts.capture {
Some(scripting_response.clone())
} else {
None
},
};
run_scripts(&opts, &data, Some(scripting_response), progress.clone())
.await
.map_err(|err| {
eyre!("Failed to run scripts on URL {}: {}", url, err)
})?;
tree.insert(data, tree.root.clone());
}
}
Err(err) => {
// Check if the error is a connection error and the user specified to consider it as a hit
if opts.hit_connection_errors && err.is_connect() {
progress.println(format!(
"{} {} {} {}",
SUCCESS.to_string().green(),
"Connection error".bold(),
url,
format!("{}ms", t1.elapsed().as_millis().to_string().bold()).dimmed()
));
let parsed = Url::parse(&url)?;
let mut tree = tree.lock().clone();
let root_url = tree
.root
.clone()
.ok_or(eyre!("Failed to get root URL from tree"))?
.lock()
.data
.url
.clone();
let data = TreeData {
url: url.clone(),
depth: 0,
path: parsed
.path()
.to_string()
.replace(Url::parse(&root_url)?.path().to_string().as_str(), ""),
status_code: 0,
extra: json!([]),
url_type: UrlType::Unknown,
response: None,
};
tree.insert(data.clone(), tree.root.clone());
run_scripts(&opts, &data, None, progress.clone())
.await
.map_err(|err| {
eyre!("Failed to run scripts on URL {}: {}", url, err)
})?;
} else {
super::filters::utils::print_error(
&opts,
|msg| {
progress.println(msg);
Ok(())
},
&url,
err,
)?;
}
}
}
progress.inc(1);
}
Ok(())
}
}
impl Runner for Classic {
async fn run(self) -> Result<()> {
let spinner = ProgressBar::new_spinner();
spinner.set_message("Generating URLs...".to_string());
spinner.enable_steady_tick(Duration::from_millis(100));
let urls: Vec<String> = self.generate_urls();
spinner.finish_and_clear();
if !self.opts.quiet {
info!("Generated {} URLs", urls.len().to_string().bold());
}
debug!("URLs: {:?}", urls);
let progress = ProgressBar::new(urls.len() as u64).with_style(
indicatif::ProgressStyle::default_bar()
.template(PROGRESS_TEMPLATE)?
.progress_chars(PROGRESS_CHARS),
);
progress.enable_steady_tick(Duration::from_millis(100));
let chunks = urls.chunks(urls.len() / self.threads).collect::<Vec<_>>();
let mut handles = Vec::with_capacity(chunks.len());
let client = super::client::build(&self.opts)?;
let mut engine = rhai::Engine::new();
engine.build_type::<ScriptingResponse>();
let engine_opts = self.opts.clone();
let engine_progress = progress.clone();
engine.on_print(move |s| {
if !engine_opts.quiet {
engine_progress.println(s);
}
});
let engine = Arc::new(engine);
for chunk in &chunks {
let chunk = chunk.to_vec();
let client = client.clone();
let progress = progress.clone();
let tree = self.tree.clone();
let opts = self.opts.clone();
let engine = engine.clone();
let res = tokio::spawn(async move {
Self::process_chunk(chunk, client, progress, tree, opts, engine).await
});
handles.push(res);
}
for handle in handles {
let res = handle
.await
.map_err(|err| eyre!("Failed to receive result from worker thread: {}", err))?;
if res.is_err() {
return Err(res.err().unwrap());
}
}
progress.finish_and_clear();
Ok(())
}
}