add random user-agent

Cargo.lock

@@ -499,6 +499,15 @@ dependencies = [
  "threadpool",
 ]
 
+[[package]]
+name = "fastrand"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e51093e27b0797c359783294ca4f0a911c270184cb10f85783b118614a1501be"
+dependencies = [
+ "instant",
+]
+
 [[package]]
 name = "flate2"
 version = "1.0.24"
@@ -784,6 +793,15 @@ dependencies = [
  "hashbrown",
 ]
 
+[[package]]
+name = "instant"
+version = "0.1.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "ipnet"
 version = "2.5.0"
@@ -1080,6 +1098,7 @@ dependencies = [
  "regex",
  "reqwest",
  "tokio",
+ "ua_generator",
  "webp",
 ]
 
@@ -1334,6 +1353,20 @@ name = "serde"
 version = "1.0.147"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d193d69bae983fc11a79df82342761dfbf28a99fc8d203dca4c3c1b590948965"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.147"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f1d362ca8fc9c3e3a7484440752472d68a6caa98f1ab81d99b5dfe517cec852"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
 
 [[package]]
 name = "serde_json"
@@ -1588,6 +1621,18 @@ version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
 
+[[package]]
+name = "ua_generator"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d91c667af349d600c11b92b5f937722341d1543deab1db7c63c2a6fcc7e66e8"
+dependencies = [
+ "fastrand",
+ "serde",
+ "serde_json",
+ "ureq",
+]
+
 [[package]]
 name = "unicode-bidi"
 version = "0.3.8"
@@ -1615,6 +1660,26 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
+[[package]]
+name = "ureq"
+version = "2.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "338b31dd1314f68f3aabf3ed57ab922df95ffcd902476ca7ba3c4ce7b908c46d"
+dependencies = [
+ "base64 0.13.1",
+ "brotli-decompressor",
+ "encoding_rs",
+ "flate2",
+ "log",
+ "once_cell",
+ "rustls",
+ "serde",
+ "serde_json",
+ "url",
+ "webpki",
+ "webpki-roots",
+]
+
 [[package]]
 name = "url"
 version = "2.3.1"

Cargo.toml

@@ -9,6 +9,7 @@ version = "0.1.0"
 actix-web = "4.3.1"
 image = "0.24.5"
 once_cell = "1.17.1"
+ua_generator = "0.3.5"
 qstring = "0.7.2"
 regex = "1.7.2"
 reqwest = {version = "0.11.15", features = ["rustls-tls", "stream", "brotli", "gzip"], default-features = false}

src/main.rs

@@ -5,6 +5,7 @@ use actix_web::http::Method;
 use actix_web::{web, App, HttpRequest, HttpResponse, HttpResponseBuilder, HttpServer};
 use image::EncodableLayout;
 use once_cell::sync::Lazy;
+use ua_generator::ua::spoof_ua;
 use qstring::QString;
 use regex::Regex;
 use reqwest::{Client, Request, Url};
@@ -36,7 +37,7 @@ static RE_DASH_MANIFEST: Lazy<Regex> =
 
 static CLIENT: Lazy<Client> = Lazy::new(|| {
     let builder = Client::builder()
-        .user_agent("Mozilla/5.0 (Windows NT 10.0; rv:91.0) Gecko/20100101 Firefox/91.0");
+        .user_agent(spoof_ua());
 
     if env::var("IPV4_ONLY").is_ok() {
         builder