Merge pull request #5 from redlib-org/improve_spoofing

Improve spoofing

build.rs

@@ -7,6 +7,7 @@ use std::os::unix::process::ExitStatusExt;
 use std::os::windows::process::ExitStatusExt;
 
 fn main() {
+	println!("cargo:rerun-if-changed=src/");
 	let output = String::from_utf8(
 		Command::new("git")
 			.args(["rev-parse", "HEAD"])

scripts/update_oauth_resources.sh

@@ -0,0 +1,104 @@
+#!/bin/bash
+
+# Requirements
+# - curl
+# - rg
+# - jq
+
+# Fetch iOS app versions
+ios_version_list=$(curl -s "https://ipaarchive.com/app/usa/1064216828" | rg "(20\d{2}\.\d+.\d+) / (\d+)" --only-matching -r "Version \$1/Build \$2" | sort | uniq)
+
+# Count the number of lines in the version list
+ios_app_count=$(echo "$ios_version_list" | wc -l)
+
+echo -e "Fetching \e[34m$ios_app_count iOS app versions...\e[0m"
+
+
+# Specify the filename as a variable
+filename="src/oauth_resources.rs"
+
+# Add comment that it is user generated
+echo "// This file was generated by scripts/update_oauth_resources.sh" >> "$filename"
+echo "// Rerun scripts/update_oauth_resources.sh to update this file" >> "$filename"
+echo "// Please do not edit manually" >> "$filename"
+echo "// Filled in with real app versions" >> "$filename"
+
+# Open the array in the source file
+echo "pub static IOS_APP_VERSION_LIST: &[&str; $ios_app_count] = &[" >> "$filename"
+
+
+# Append the version list to the source file
+echo "$ios_version_list" | while IFS= read -r line; do
+  echo "    \"$line\"," >> "$filename"
+  echo -e "Fetched \e[34m$line\e[0m."
+done
+
+# Close the array in the source file
+echo "];" >> "$filename"
+
+# Fetch Android app versions
+page_1=$(curl -s "https://apkcombo.com/reddit/com.reddit.frontpage/old-versions/" | rg "<a class=\"ver-item\" href=\"(/reddit/com\.reddit\.frontpage/download/phone-20\d{2}\.\d+\.\d+-apk)\" rel=\"nofollow\">" -r "https://apkcombo.com\$1" | sort | uniq)
+# Append with pages
+page_2=$(curl -s "https://apkcombo.com/reddit/com.reddit.frontpage/old-versions?page=2" | rg "<a class=\"ver-item\" href=\"(/reddit/com\.reddit\.frontpage/download/phone-20\d{2}\.\d+\.\d+-apk)\" rel=\"nofollow\">" -r "https://apkcombo.com\$1" | sort | uniq)
+page_3=$(curl -s "https://apkcombo.com/reddit/com.reddit.frontpage/old-versions?page=3" | rg "<a class=\"ver-item\" href=\"(/reddit/com\.reddit\.frontpage/download/phone-20\d{2}\.\d+\.\d+-apk)\" rel=\"nofollow\">" -r "https://apkcombo.com\$1" | sort | uniq)
+page_4=$(curl -s "https://apkcombo.com/reddit/com.reddit.frontpage/old-versions?page=4" | rg "<a class=\"ver-item\" href=\"(/reddit/com\.reddit\.frontpage/download/phone-20\d{2}\.\d+\.\d+-apk)\" rel=\"nofollow\">" -r "https://apkcombo.com\$1" | sort | uniq)
+page_5=$(curl -s "https://apkcombo.com/reddit/com.reddit.frontpage/old-versions?page=5" | rg "<a class=\"ver-item\" href=\"(/reddit/com\.reddit\.frontpage/download/phone-20\d{2}\.\d+\.\d+-apk)\" rel=\"nofollow\">" -r "https://apkcombo.com\$1" | sort | uniq)
+
+# Concatenate all pages
+versions="${page_1}"
+versions+=$'\n'
+versions+="${page_2}"
+versions+=$'\n'
+versions+="${page_3}"
+versions+=$'\n'
+versions+="${page_4}"
+versions+=$'\n'
+versions+="${page_5}"
+
+# Count the number of lines in the version list
+android_count=$(echo "$versions" | wc -l)
+
+echo -e "Fetching \e[32m$android_count Android app versions...\e[0m"
+
+# Append to the source file
+echo "pub static ANDROID_APP_VERSION_LIST: &[&str; $android_count] = &[" >> "$filename"
+
+# For each in versions, curl the page and extract the build number
+echo "$versions" | while IFS= read -r line; do
+  fetch_page=$(curl -s "$line")
+  build=$(echo "$fetch_page" | rg "<span class=\"vercode\">\((\d+)\)</span>" --only-matching -r "\$1" | head -n1)
+  version=$(echo "$fetch_page" | rg "<span class=\"vername\">Reddit (20\d{2}\.\d+\.\d+)</span>" --only-matching -r "\$1" | head -n1)
+  echo "    \"Version $version/Build $build\"," >> "$filename"
+  echo -e "Fetched \e[32mVersion $version/Build $build\e[0m"
+done
+
+# Close the array in the source file
+echo "];" >> "$filename"
+
+# Retrieve iOS versions
+table=$(curl -s "https://en.wikipedia.org/w/api.php?action=parse&page=IOS_17&prop=wikitext&section=31&format=json" | jq ".parse.wikitext.\"*\"" | rg "(17\.[\d\.]*)\\\n\|(\w*)\\\n\|" --only-matching -r "Version \$1 (Build \$2)")
+
+# Count the number of lines in the version list
+ios_count=$(echo "$table" | wc -l)
+
+echo -e "Fetching \e[34m$ios_count iOS versions...\e[0m"
+
+# Append to the source file
+echo "pub static IOS_OS_VERSION_LIST: &[&str; $ios_count] = &[" >> "$filename"
+
+# For each in versions, curl the page and extract the build number
+echo "$table" | while IFS= read -r line; do
+  echo "    \"$line\"," >> "$filename"
+  echo -e "Fetched $line\e[0m"
+done
+
+# Close the array in the source file
+echo "];" >> "$filename"
+
+echo -e "\e[34mRetrieved $ios_app_count iOS app versions.\e[0m"
+echo -e "\e[32mRetrieved $android_count Android app versions.\e[0m"
+echo -e "\e[34mRetrieved $ios_count iOS versions.\e[0m"
+
+echo -e "\e[34mTotal: $((ios_app_count + android_count + ios_count))\e[0m"
+
+echo -e "\e[32mSuccess!\e[0m"

src/client.rs

@@ -20,12 +20,12 @@ use crate::server::RequestExt;
 
 const REDDIT_URL_BASE: &str = "https://oauth.reddit.com";
 
-pub(crate) static CLIENT: Lazy<Client<HttpsConnector<HttpConnector>>> = Lazy::new(|| {
+pub static CLIENT: Lazy<Client<HttpsConnector<HttpConnector>>> = Lazy::new(|| {
 	let https = hyper_rustls::HttpsConnectorBuilder::new().with_native_roots().https_only().enable_http1().build();
 	client::Client::builder().build(https)
 });
 
-pub(crate) static OAUTH_CLIENT: Lazy<RwLock<Oauth>> = Lazy::new(|| {
+pub static OAUTH_CLIENT: Lazy<RwLock<Oauth>> = Lazy::new(|| {
 	let client = block_on(Oauth::new());
 	tokio::spawn(token_daemon());
 	RwLock::new(client)
@@ -332,7 +332,7 @@ pub async fn json(path: String, quarantine: bool) -> Result<Value, String> {
 	}
 }
 
-#[tokio::test(flavor = "multi_thread", worker_threads = 1)]
+#[tokio::test(flavor = "multi_thread", worker_threads = 8)]
 async fn test_localization_popular() {
 	let val = json("/r/popular/hot.json?&raw_json=1&geo_filter=GLOBAL".to_string(), false).await.unwrap();
 	assert_eq!("GLOBAL", val["data"]["geo_filter"].as_str().unwrap());

src/config.rs

@@ -7,11 +7,11 @@ use std::{env::var, fs::read_to_string};
 //
 // This is the local static that is initialized at runtime (technically at
 // first request) and contains the instance settings.
-pub(crate) static CONFIG: Lazy<Config> = Lazy::new(Config::load);
+pub static CONFIG: Lazy<Config> = Lazy::new(Config::load);
 
 // This serves as the frontend for the Pushshift API - on removed comments, this URL will
 // be the base of a link, to display removed content (on another site).
-pub(crate) const DEFAULT_PUSHSHIFT_FRONTEND: &str = "www.unddit.com";
+pub const DEFAULT_PUSHSHIFT_FRONTEND: &str = "www.unddit.com";
 
 /// Stores the configuration parsed from the environment variables and the
 /// config file. `Config::Default()` contains None for each setting.
@@ -104,7 +104,7 @@ impl Config {
 	pub fn load() -> Self {
 		let load_config = |name: &str| {
 			let new_file = read_to_string(name);
-			new_file.ok().and_then(|new_file| toml::from_str::<Config>(&new_file).ok())
+			new_file.ok().and_then(|new_file| toml::from_str::<Self>(&new_file).ok())
 		};
 
 		let config = load_config("redlib.toml").or(load_config("libreddit.toml")).unwrap_or_default();
@@ -168,7 +168,7 @@ fn get_setting_from_config(name: &str, config: &Config) -> Option<String> {
 }
 
 /// Retrieves setting from environment variable or config file.
-pub(crate) fn get_setting(name: &str) -> Option<String> {
+pub fn get_setting(name: &str) -> Option<String> {
 	get_setting_from_config(name, &CONFIG)
 }
 

src/instance_info.rs

@@ -15,7 +15,7 @@ use time::OffsetDateTime;
 // This is the local static that is intialized at runtime (technically at
 // the first request to the info endpoint) and contains the data
 // retrieved from the info endpoint.
-pub(crate) static INSTANCE_INFO: Lazy<InstanceInfo> = Lazy::new(InstanceInfo::new);
+pub static INSTANCE_INFO: Lazy<InstanceInfo> = Lazy::new(InstanceInfo::new);
 
 /// Handles instance info endpoint
 pub async fn instance_info(req: Request<Body>) -> Result<Response<Body>, String> {
@@ -84,7 +84,7 @@ fn info_html(req: Request<Body>) -> Result<Response<Body>, Error> {
 	Response::builder().status(200).header("content-type", "text/html; charset=utf8").body(Body::from(message))
 }
 #[derive(Serialize, Deserialize, Default)]
-pub(crate) struct InstanceInfo {
+pub struct InstanceInfo {
 	package_name: String,
 	crate_version: String,
 	git_commit: String,

src/main.rs

@@ -7,6 +7,7 @@ mod config;
 mod duplicates;
 mod instance_info;
 mod oauth;
+mod oauth_resources;
 mod post;
 mod search;
 mod settings;

src/oauth.rs

@@ -1,6 +1,9 @@
 use std::{collections::HashMap, time::Duration};
 
-use crate::client::{CLIENT, OAUTH_CLIENT};
+use crate::{
+	client::{CLIENT, OAUTH_CLIENT},
+	oauth_resources::{ANDROID_APP_VERSION_LIST, IOS_APP_VERSION_LIST, IOS_OS_VERSION_LIST},
+};
 use base64::{engine::general_purpose, Engine as _};
 use hyper::{client, Body, Method, Request};
 use log::info;
@@ -12,26 +15,10 @@ static REDDIT_IOS_OAUTH_CLIENT_ID: &str = "LNDo9k1o8UAEUw";
 
 static AUTH_ENDPOINT: &str = "https://accounts.reddit.com";
 
-// Various Android user agents - build numbers from valid APK variants
+// Spoofed client for Android and iOS devices
-pub(crate) static ANDROID_USER_AGENT: [&str; 3] = [
-	"Reddit/Version 2023.21.0/Build 956283/Android 13",
-	"Reddit/Version 2023.21.0/Build 968223/Android 10",
-	"Reddit/Version 2023.21.0/Build 946732/Android 12",
-];
-
-// Various iOS user agents - iOS versions.
-pub(crate) static IOS_USER_AGENT: [&str; 3] = [
-	"Reddit/Version 2023.22.0/Build 613580/iOS Version 17.0 (Build 21A5248V)",
-	"Reddit/Version 2023.22.0/Build 613580/iOS Version 16.0 (Build 20A5328h)",
-	"Reddit/Version 2023.22.0/Build 613580/iOS Version 16.5",
-];
-// Various iOS device codes. iPhone 11 displays as `iPhone12,1`
-// I just changed the number a few times for some plausible values
-pub(crate) static IOS_DEVICES: [&str; 5] = ["iPhone8,1", "iPhone11,1", "iPhone12,1", "iPhone13,1", "iPhone14,1"];
-
 #[derive(Debug, Clone, Default)]
-pub(crate) struct Oauth {
+pub struct Oauth {
-	// Currently unused, may be necessary if we decide to support GQL in the future
+	pub(crate) initial_headers: HashMap<String, String>,
 	pub(crate) headers_map: HashMap<String, String>,
 	pub(crate) token: String,
 	expires_in: u64,
@@ -40,17 +27,19 @@ pub(crate) struct Oauth {
 
 impl Oauth {
 	pub(crate) async fn new() -> Self {
-		let mut oauth = Oauth::default();
+		let mut oauth = Self::default();
 		oauth.login().await;
 		oauth
 	}
 	pub(crate) fn default() -> Self {
 		// Generate a random device to spoof
 		let device = Device::random();
-		let headers = device.headers.clone();
+		let headers_map = device.headers.clone();
+		let initial_headers = device.initial_headers.clone();
 		// For now, just insert headers - no token request
-		Oauth {
+		Self {
-			headers_map: headers,
+			headers_map,
+			initial_headers,
 			token: String::new(),
 			expires_in: 0,
 			device,
@@ -62,16 +51,8 @@ impl Oauth {
 		let mut builder = Request::builder().method(Method::POST).uri(&url);
 
 		// Add headers from spoofed client
-		for (key, value) in self.headers_map.iter() {
+		for (key, value) in self.initial_headers.iter() {
-			// Skip Authorization header - won't be present in `Device` struct
+			builder = builder.header(key, value);
-			// and will only be there in subsequent token refreshes.
-			// Sending a bearer auth token when requesting one is a bad idea
-			// Normally, you'd want to send it along to authenticate a refreshed token,
-			// but neither Android nor iOS does this - it just requests a new token.
-			// We try to match behavior as closely as possible.
-			if key != "Authorization" {
-				builder = builder.header(key, value);
-			}
 		}
 		// Set up HTTP Basic Auth - basically just the const OAuth ID's with no password,
 		// Base64-encoded. https://en.wikipedia.org/wiki/Basic_access_authentication
@@ -82,7 +63,7 @@ impl Oauth {
 
 		// Set JSON body. I couldn't tell you what this means. But that's what the client sends
 		let json = json!({
-				"scopes": ["*","email","pii"]
+				"scopes": ["*","email"]
 		});
 		let body = Body::from(json.to_string());
 
@@ -100,6 +81,11 @@ impl Oauth {
 			self.headers_map.insert("x-reddit-loid".to_owned(), header.to_str().ok()?.to_string());
 		}
 
+		// Same with x-reddit-session
+		if let Some(header) = resp.headers().get("x-reddit-session") {
+			self.headers_map.insert("x-reddit-session".to_owned(), header.to_str().ok()?.to_string());
+		}
+
 		// Serialize response
 		let body_bytes = hyper::body::to_bytes(resp.into_body()).await.ok()?;
 		let json: serde_json::Value = serde_json::from_slice(&body_bytes).ok()?;
@@ -109,7 +95,7 @@ impl Oauth {
 		self.expires_in = json.get("expires_in")?.as_u64()?;
 		self.headers_map.insert("Authorization".to_owned(), format!("Bearer {}", self.token));
 
-		info!("✅ Success - Retrieved token \"{}...\", expires in {}", &self.token[..32], self.expires_in);
+		info!("[✅] Success - Retrieved token \"{}...\", expires in {}", &self.token[..32], self.expires_in);
 
 		Some(())
 	}
@@ -123,7 +109,7 @@ impl Oauth {
 	}
 }
 
-pub(crate) async fn token_daemon() {
+pub async fn token_daemon() {
 	// Monitor for refreshing token
 	loop {
 		// Get expiry time - be sure to not hold the read lock
@@ -132,22 +118,22 @@ pub(crate) async fn token_daemon() {
 		// sleep for the expiry time minus 2 minutes
 		let duration = Duration::from_secs(expires_in - 120);
 
-		info!("Waiting for {duration:?} seconds before refreshing OAuth token...");
+		info!("[⏳] Waiting for {duration:?} seconds before refreshing OAuth token...");
 
 		tokio::time::sleep(duration).await;
 
-		info!("[{duration:?} ELAPSED] Refreshing OAuth token...");
+		info!("[⌛] {duration:?} Elapsed! Refreshing OAuth token...");
 
 		// Refresh token - in its own scope
 		{
-			let mut client = OAUTH_CLIENT.write().await;
+			OAUTH_CLIENT.write().await.refresh().await;
-			client.refresh().await;
 		}
 	}
 }
 #[derive(Debug, Clone, Default)]
 struct Device {
 	oauth_id: String,
+	initial_headers: HashMap<String, String>,
 	headers: HashMap<String, String>,
 }
 
@@ -156,8 +142,11 @@ impl Device {
 		// Generate uuid
 		let uuid = uuid::Uuid::new_v4().to_string();
 
-		// Select random user agent from ANDROID_USER_AGENT
+		// Generate random user-agent
-		let android_user_agent = choose(&ANDROID_USER_AGENT).to_string();
+		let android_app_version = choose(ANDROID_APP_VERSION_LIST).to_string();
+		let android_version = fastrand::u8(9..=14);
+
+		let android_user_agent = format!("Reddit/{android_app_version}/Android {android_version}");
 
 		// Android device headers
 		let headers = HashMap::from([
@@ -166,61 +155,84 @@ impl Device {
 			("User-Agent".into(), android_user_agent),
 		]);
 
-		info!("Spoofing Android client with headers: {headers:?}, uuid: \"{uuid}\", and OAuth ID \"{REDDIT_ANDROID_OAUTH_CLIENT_ID}\"");
+		info!("[🔄] Spoofing Android client with headers: {headers:?}, uuid: \"{uuid}\", and OAuth ID \"{REDDIT_ANDROID_OAUTH_CLIENT_ID}\"");
 
-		Device {
+		Self {
 			oauth_id: REDDIT_ANDROID_OAUTH_CLIENT_ID.to_string(),
-			headers,
+			headers: headers.clone(),
+			initial_headers: headers,
 		}
 	}
 	fn ios() -> Self {
 		// Generate uuid
 		let uuid = uuid::Uuid::new_v4().to_string();
 
-		// Select random user agent from IOS_USER_AGENT
+		// Generate random user-agent
-		let ios_user_agent = choose(&IOS_USER_AGENT).to_string();
+		let ios_app_version = choose(IOS_APP_VERSION_LIST).to_string();
+		let ios_os_version = choose(IOS_OS_VERSION_LIST).to_string();
+		let ios_user_agent = format!("Reddit/{ios_app_version}/iOS {ios_os_version}");
 
-		// Select random iOS device from IOS_DEVICES
+		// Generate random device
-		let ios_device = choose(&IOS_DEVICES).to_string();
+		let ios_device_num = fastrand::u8(8..=15).to_string();
+		let ios_device = format!("iPhone{ios_device_num},1").to_string();
 
-		// iOS device headers
+		let initial_headers = HashMap::from([
+			("X-Reddit-DPR".into(), "2".into()),
+			("User-Agent".into(), ios_user_agent.clone()),
+			("Device-Name".into(), ios_device.clone()),
+		]);
 		let headers = HashMap::from([
 			("X-Reddit-DPR".into(), "2".into()),
 			("Device-Name".into(), ios_device.clone()),
-			("X-Reddit-Device-Id".into(), uuid.clone()),
 			("User-Agent".into(), ios_user_agent),
 			("Client-Vendor-Id".into(), uuid.clone()),
+			("x-dev-ad-id".into(), "00000000-0000-0000-0000-000000000000".into()),
+			("Reddit-User_Id".into(), "anonymous_browsing_mode".into()),
+			("x-reddit-device-id".into(), uuid.clone()),
 		]);
 
-		info!("Spoofing iOS client {ios_device} with headers: {headers:?}, uuid: \"{uuid}\", and OAuth ID \"{REDDIT_IOS_OAUTH_CLIENT_ID}\"");
+		info!("[🔄] Spoofing iOS client {ios_device} with headers: {headers:?}, uuid: \"{uuid}\", and OAuth ID \"{REDDIT_IOS_OAUTH_CLIENT_ID}\"");
 
-		Device {
+		Self {
 			oauth_id: REDDIT_IOS_OAUTH_CLIENT_ID.to_string(),
+			initial_headers,
 			headers,
 		}
 	}
 	// Randomly choose a device
 	fn random() -> Self {
 		if fastrand::bool() {
-			Device::android()
+			Self::android()
 		} else {
-			Device::ios()
+			Self::ios()
 		}
 	}
 }
 
-// Waiting on fastrand 2.0.0 for the `choose` function
-// https://github.com/smol-rs/fastrand/pull/59/
 fn choose<T: Copy>(list: &[T]) -> T {
 	*fastrand::choose_multiple(list.iter(), 1)[0]
 }
 
-#[tokio::test(flavor = "multi_thread", worker_threads = 1)]
+#[tokio::test(flavor = "multi_thread", worker_threads = 8)]
 async fn test_oauth_client() {
 	assert!(!OAUTH_CLIENT.read().await.token.is_empty());
 }
 
-#[tokio::test(flavor = "multi_thread", worker_threads = 1)]
+#[tokio::test(flavor = "multi_thread", worker_threads = 8)]
 async fn test_oauth_client_refresh() {
 	OAUTH_CLIENT.write().await.refresh().await.unwrap();
 }
+#[tokio::test(flavor = "multi_thread", worker_threads = 8)]
+async fn test_oauth_token_exists() {
+	assert!(!OAUTH_CLIENT.read().await.token.is_empty());
+}
+
+#[tokio::test(flavor = "multi_thread", worker_threads = 8)]
+async fn test_oauth_headers_len() {
+	assert!(OAUTH_CLIENT.read().await.headers_map.len() >= 3);
+}
+
+#[test]
+fn test_creating_device() {
+	Device::random();
+}

src/oauth_resources.rs

@@ -0,0 +1,231 @@
+pub static IOS_APP_VERSION_LIST: &[&str; 67] = &[
+	"Version 2020.0.0/Build 306960",
+	"Version 2020.10.0/Build 307041",
+	"Version 2020.10.1/Build 307047",
+	"Version 2020.1.0/Build 306966",
+	"Version 2020.11.0/Build 307049",
+	"Version 2020.11.1/Build 307063",
+	"Version 2020.12.0/Build 307070",
+	"Version 2020.13.0/Build 307072",
+	"Version 2020.13.1/Build 307075",
+	"Version 2020.14.0/Build 307077",
+	"Version 2020.14.1/Build 307080",
+	"Version 2020.15.0/Build 307084",
+	"Version 2020.16.0/Build 307090",
+	"Version 2020.17.0/Build 307093",
+	"Version 2020.19.0/Build 307137",
+	"Version 2020.20.0/Build 307156",
+	"Version 2020.20.1/Build 307159",
+	"Version 2020.2.0/Build 306969",
+	"Version 2020.21.0/Build 307162",
+	"Version 2020.21.1/Build 307165",
+	"Version 2020.22.0/Build 307177",
+	"Version 2020.22.1/Build 307181",
+	"Version 2020.23.0/Build 307183",
+	"Version 2020.24.0/Build 307189",
+	"Version 2020.25.0/Build 307198",
+	"Version 2020.26.0/Build 307205",
+	"Version 2020.26.1/Build 307213",
+	"Version 2020.27.0/Build 307229",
+	"Version 2020.28.0/Build 307233",
+	"Version 2020.29.0/Build 307235",
+	"Version 2020.30.0/Build 307238",
+	"Version 2020.3.0/Build 306971",
+	"Version 2020.31.0/Build 307240",
+	"Version 2020.31.1/Build 307246",
+	"Version 2020.32.0/Build 307250",
+	"Version 2020.33.0/Build 307252",
+	"Version 2020.34.0/Build 307260",
+	"Version 2020.35.0/Build 307262",
+	"Version 2020.36.0/Build 307265",
+	"Version 2020.37.0/Build 307272",
+	"Version 2020.38.0/Build 307286",
+	"Version 2020.39.0/Build 307306",
+	"Version 2020.4.0/Build 306978",
+	"Version 2020.5.0/Build 306993",
+	"Version 2020.5.1/Build 307005",
+	"Version 2020.6.0/Build 307007",
+	"Version 2020.7.0/Build 307012",
+	"Version 2020.8.0/Build 307014",
+	"Version 2020.8.1/Build 307017",
+	"Version 2020.9.0/Build 307035",
+	"Version 2020.9.1/Build 307039",
+	"Version 2023.18.0/Build 310494",
+	"Version 2023.19.0/Build 310507",
+	"Version 2023.20.0/Build 310535",
+	"Version 2023.21.0/Build 310560",
+	"Version 2023.22.0/Build 613580",
+	"Version 2023.23.0/Build 310613",
+	"Version 2023.23.1/Build 613639",
+	"Version 2023.24.0/Build 613663",
+	"Version 2023.25.0/Build 613739",
+	"Version 2023.26.0/Build 613749",
+	"Version 2023.27.0/Build 613771",
+	"Version 2023.28.0/Build 613803",
+	"Version 2023.28.1/Build 613809",
+	"Version 2023.29.0/Build 613825",
+	"Version 2023.30.0/Build 613849",
+	"Version 2023.31.0/Build 613864",
+];
+pub static ANDROID_APP_VERSION_LIST: &[&str; 150] = &[
+	"Version 2023.25.1/Build 1018737",
+	"Version 2023.26.0/Build 1019073",
+	"Version 2023.27.0/Build 1031923",
+	"Version 2023.28.0/Build 1046887",
+	"Version 2023.29.0/Build 1059855",
+	"Version 2023.30.0/Build 1078734",
+	"Version 2023.31.0/Build 1091027",
+	"Version 2023.32.0/Build 1109919",
+	"Version 2023.32.1/Build 1114141",
+	"Version 2023.33.1/Build 1129741",
+	"Version 2023.34.0/Build 1144243",
+	"Version 2023.35.0/Build 1157967",
+	"Version 2023.36.0/Build 1168982",
+	"Version 2023.37.0/Build 1182743",
+	"Version 2023.38.0/Build 1198522",
+	"Version 2023.39.0/Build 1211607",
+	"Version 2023.39.1/Build 1221505",
+	"Version 2023.40.0/Build 1221521",
+	"Version 2023.41.0/Build 1233125",
+	"Version 2023.41.1/Build 1239615",
+	"Version 2023.42.0/Build 1245088",
+	"Version 2023.43.0/Build 1257426",
+	"Version 2023.44.0/Build 1268622",
+	"Version 2023.45.0/Build 1281371",
+	"Version 2023.47.0/Build 1303604",
+	"Version 2023.48.0/Build 1319123",
+	"Version 2023.49.0/Build 1321715",
+	"Version 2023.49.1/Build 1322281",
+	"Version 2023.50.0/Build 1332338",
+	"Version 2023.50.1/Build 1345844",
+	"Version 2023.02.0/Build 717912",
+	"Version 2023.03.0/Build 729220",
+	"Version 2023.04.0/Build 744681",
+	"Version 2023.05.0/Build 755453",
+	"Version 2023.06.0/Build 775017",
+	"Version 2023.07.0/Build 788827",
+	"Version 2023.07.1/Build 790267",
+	"Version 2023.08.0/Build 798718",
+	"Version 2023.09.0/Build 812015",
+	"Version 2023.09.1/Build 816833",
+	"Version 2023.10.0/Build 821148",
+	"Version 2023.11.0/Build 830610",
+	"Version 2023.12.0/Build 841150",
+	"Version 2023.13.0/Build 852246",
+	"Version 2023.14.0/Build 861593",
+	"Version 2023.14.1/Build 864826",
+	"Version 2023.15.0/Build 870628",
+	"Version 2023.16.0/Build 883294",
+	"Version 2023.16.1/Build 886269",
+	"Version 2023.17.0/Build 896030",
+	"Version 2023.17.1/Build 900542",
+	"Version 2023.18.0/Build 911877",
+	"Version 2023.19.0/Build 927681",
+	"Version 2023.20.0/Build 943980",
+	"Version 2023.20.1/Build 946732",
+	"Version 2023.21.0/Build 956283",
+	"Version 2023.22.0/Build 968223",
+	"Version 2023.23.0/Build 983896",
+	"Version 2023.24.0/Build 998541",
+	"Version 2023.25.0/Build 1014750",
+	"Version 2022.24.0/Build 510950",
+	"Version 2022.24.1/Build 513462",
+	"Version 2022.25.0/Build 515072",
+	"Version 2022.25.1/Build 516394",
+	"Version 2022.25.2/Build 519915",
+	"Version 2022.26.0/Build 521193",
+	"Version 2022.27.0/Build 527406",
+	"Version 2022.27.1/Build 529687",
+	"Version 2022.28.0/Build 533235",
+	"Version 2022.30.0/Build 548620",
+	"Version 2022.31.0/Build 556666",
+	"Version 2022.31.1/Build 562612",
+	"Version 2022.32.0/Build 567875",
+	"Version 2022.33.0/Build 572600",
+	"Version 2022.34.0/Build 579352",
+	"Version 2022.35.0/Build 588016",
+	"Version 2022.35.1/Build 589034",
+	"Version 2022.36.0/Build 593102",
+	"Version 2022.37.0/Build 601691",
+	"Version 2022.38.0/Build 607460",
+	"Version 2022.39.0/Build 615385",
+	"Version 2022.39.1/Build 619019",
+	"Version 2022.40.0/Build 624782",
+	"Version 2022.41.0/Build 630468",
+	"Version 2022.41.1/Build 634168",
+	"Version 2022.42.0/Build 638508",
+	"Version 2022.43.0/Build 648277",
+	"Version 2022.44.0/Build 664348",
+	"Version 2022.45.0/Build 677985",
+	"Version 2023.01.0/Build 709875",
+	"Version 2021.45.0/Build 387663",
+	"Version 2021.46.0/Build 392043",
+	"Version 2021.47.0/Build 394342",
+	"Version 2022.10.0/Build 429896",
+	"Version 2022.1.0/Build 402829",
+	"Version 2022.11.0/Build 433004",
+	"Version 2022.12.0/Build 436848",
+	"Version 2022.13.0/Build 442084",
+	"Version 2022.13.1/Build 444621",
+	"Version 2022.14.1/Build 452742",
+	"Version 2022.15.0/Build 455453",
+	"Version 2022.16.0/Build 462377",
+	"Version 2022.17.0/Build 468480",
+	"Version 2022.18.0/Build 473740",
+	"Version 2022.19.1/Build 482464",
+	"Version 2022.20.0/Build 487703",
+	"Version 2022.2.0/Build 405543",
+	"Version 2022.21.0/Build 492436",
+	"Version 2022.22.0/Build 498700",
+	"Version 2022.23.0/Build 502374",
+	"Version 2022.23.1/Build 506606",
+	"Version 2022.3.0/Build 408637",
+	"Version 2022.4.0/Build 411368",
+	"Version 2022.5.0/Build 414731",
+	"Version 2022.6.0/Build 418391",
+	"Version 2022.6.1/Build 419585",
+	"Version 2022.6.2/Build 420562",
+	"Version 2022.7.0/Build 420849",
+	"Version 2022.8.0/Build 423906",
+	"Version 2022.9.0/Build 426592",
+	"Version 2021.17.0/Build 323213",
+	"Version 2021.18.0/Build 324849",
+	"Version 2021.19.0/Build 325762",
+	"Version 2021.20.0/Build 326964",
+	"Version 2021.21.0/Build 327703",
+	"Version 2021.21.1/Build 328461",
+	"Version 2021.22.0/Build 329696",
+	"Version 2021.23.0/Build 331631",
+	"Version 2021.24.0/Build 333951",
+	"Version 2021.25.0/Build 335451",
+	"Version 2021.26.0/Build 336739",
+	"Version 2021.27.0/Build 338857",
+	"Version 2021.28.0/Build 340747",
+	"Version 2021.29.0/Build 342342",
+	"Version 2021.30.0/Build 343820",
+	"Version 2021.31.0/Build 346485",
+	"Version 2021.32.0/Build 349507",
+	"Version 2021.33.0/Build 351843",
+	"Version 2021.34.0/Build 353911",
+	"Version 2021.35.0/Build 355878",
+	"Version 2021.36.0/Build 359254",
+	"Version 2021.36.1/Build 360572",
+	"Version 2021.37.0/Build 361905",
+	"Version 2021.38.0/Build 365032",
+	"Version 2021.39.0/Build 369068",
+	"Version 2021.39.1/Build 372418",
+	"Version 2021.41.0/Build 376052",
+	"Version 2021.42.0/Build 378193",
+	"Version 2021.43.0/Build 382019",
+	"Version 2021.44.0/Build 385129",
+];
+pub static IOS_OS_VERSION_LIST: &[&str; 8] = &[
+	"Version 17.0.1 (Build 21A340)",
+	"Version 17.0.2 (Build 21A350)",
+	"Version 17.0.3 (Build 21A360)",
+	"Version 17.1 (Build 21B74)",
+	"Version 17.1.1 (Build 21B91)",
+	"Version 17.1.2 (Build 21B101)",
+	"Version 17.2 (Build 21C62)",
+	"Version 17.2.1 (Build 21C66)",
+];

src/server.rs

@@ -47,11 +47,11 @@ impl CompressionType {
 	/// Returns a `CompressionType` given a content coding
 	/// in [RFC 7231](https://datatracker.ietf.org/doc/html/rfc7231#section-5.3.4)
 	/// format.
-	fn parse(s: &str) -> Option<CompressionType> {
+	fn parse(s: &str) -> Option<Self> {
 		let c = match s {
 			// Compressors we support.
-			"gzip" => CompressionType::Gzip,
+			"gzip" => Self::Gzip,
-			"br" => CompressionType::Brotli,
+			"br" => Self::Brotli,
 
 			// The wildcard means that we can choose whatever
 			// compression we prefer. In this case, use the
@@ -69,8 +69,8 @@ impl CompressionType {
 impl ToString for CompressionType {
 	fn to_string(&self) -> String {
 		match self {
-			CompressionType::Gzip => "gzip".to_string(),
+			Self::Gzip => "gzip".to_string(),
-			CompressionType::Brotli => "br".to_string(),
+			Self::Brotli => "br".to_string(),
 			_ => String::new(),
 		}
 	}
@@ -195,7 +195,7 @@ impl Route<'_> {
 
 impl Server {
 	pub fn new() -> Self {
-		Server {
+		Self {
 			default_headers: HeaderMap::new(),
 			router: Router::new(),
 		}

src/subreddit.rs

@@ -443,7 +443,7 @@ async fn subreddit(sub: &str, quarantined: bool) -> Result<Subreddit, String> {
 	})
 }
 
-#[tokio::test(flavor = "multi_thread", worker_threads = 1)]
+#[tokio::test(flavor = "multi_thread", worker_threads = 8)]
 async fn test_fetching_subreddit() {
 	let subreddit = subreddit("rust", false).await;
 	assert!(subreddit.is_ok());

src/user.rs

@@ -130,7 +130,7 @@ async fn user(name: &str) -> Result<User, String> {
 	})
 }
 
-#[tokio::test(flavor = "multi_thread", worker_threads = 1)]
+#[tokio::test(flavor = "multi_thread", worker_threads = 8)]
 async fn test_fetching_user() {
 	let user = user("spez").await;
 	assert!(user.is_ok());