Parse trojan URIs

src/config_models/mod.rs

@@ -1,7 +1,7 @@
 use serde::{Deserialize, Serialize};
 
 #[derive(Serialize, Deserialize)]
-pub struct VlessUser {
+pub struct VnextUser {
     pub id: Option<String>,
     pub encryption: Option<String>,
     pub flow: Option<String>,
@@ -13,7 +13,15 @@ pub struct VlessUser {
 pub struct VlessServerObject {
     pub address: Option<String>,
     pub port: Option<u16>,
-    pub users: Option<Vec<VlessUser>>,
+    pub users: Option<Vec<VnextUser>>,
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct TrojanServerObject {
+    pub address: Option<String>,
+    pub port: Option<u16>,
+    pub password: Option<String>,
+    pub level: Option<u8>,
 }
 
 #[derive(Serialize, Deserialize)]
@@ -26,11 +34,17 @@ pub struct VmessOutboundSettings {
     pub vnext: Vec<VlessServerObject>,
 }
 
+#[derive(Serialize, Deserialize)]
+pub struct TrojanOutboundSettings {
+    pub servers: Vec<TrojanServerObject>,
+}
+
 #[derive(Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum OutboundSettings {
     Vless(VlessOutboundSettings),
     Vmess(VmessOutboundSettings),
+    Trojan(TrojanOutboundSettings),
 }
 
 #[derive(Serialize, Deserialize)]

src/parser/mod.rs

@@ -8,6 +8,7 @@ use crate::utils::{inbound_generator, parse_raw_json};
 mod uri_identifier;
 mod vless;
 mod vmess;
+mod trojan;
 
 pub fn get_name(uri: &str) -> String {
     let (_, data, _) = get_uri_data(uri);
@@ -162,6 +163,11 @@ fn get_uri_data(uri: &str) -> (String, RawData, OutboundSettings) {
             let s = vmess::create_outbound_settings(&d);
             (String::from("vmess"), d, s)
         }
+        Some(uri_identifier::Protocols::Trojan) => {
+            let d = trojan::data::get_data(uri);
+            let s = trojan::create_outbound_settings(&d);
+            (String::from("trojan"), d, s)
+        }
         Some(_) => {
             panic!("The protocol was recognized but is not supported yet");
         }

src/parser/trojan/data.rs

@@ -0,0 +1,62 @@
+use crate::config_models::RawData;
+use crate::parser::trojan::models;
+use crate::utils::{get_parameter_value, url_decode};
+use http::Uri;
+
+pub fn get_data(uri: &str) -> RawData {
+    let data = uri.split_once("trojan://").unwrap().1;
+    let query_and_name = uri.split_once("?").unwrap().1;
+    let (raw_query, name) = query_and_name
+        .split_once("#")
+        .unwrap_or((query_and_name, ""));
+    let parsed_address = parse_trojan_address(data.split_once("?").unwrap().0);
+    let query: Vec<(&str, &str)> = querystring::querify(raw_query);
+
+    return RawData {
+        remarks: String::from(name),
+        uuid: Some(parsed_address.uuid),
+        port: Some(parsed_address.port),
+        address: Some(parsed_address.address),
+        alpn: url_decode(get_parameter_value(&query, "alpn")),
+        path: url_decode(get_parameter_value(&query, "path")),
+        authority: url_decode(get_parameter_value(&query, "authority")),
+        pbk: url_decode(get_parameter_value(&query, "pbk")),
+        security: get_parameter_value(&query, "security"),
+        sid: url_decode(get_parameter_value(&query, "sid")),
+        flow: get_parameter_value(&query, "flow"),
+        sni: get_parameter_value(&query, "sni"),
+        fp: url_decode(get_parameter_value(&query, "fp")),
+        r#type: get_parameter_value(&query, "type"),
+        encryption: get_parameter_value(&query, "encryption"),
+        header_type: get_parameter_value(&query, "headerType"),
+        host: url_decode(get_parameter_value(&query, "host")),
+        seed: url_decode(get_parameter_value(&query, "seed")),
+        quic_security: get_parameter_value(&query, "quicSecurity"),
+        key: get_parameter_value(&query, "key"),
+        mode: url_decode(get_parameter_value(&query, "mode")),
+        service_name: url_decode(get_parameter_value(&query, "serviceName")),
+        vnext_security: None,
+        slpn: get_parameter_value(&query, "slpn"),
+        spx: url_decode(get_parameter_value(&query, "spx")),
+        extra: url_decode(get_parameter_value(&query, "extra")),
+        allowInsecure: get_parameter_value(&query, "allowInsecure"),
+    };
+}
+
+fn parse_trojan_address(raw_data: &str) -> models::TrojanAddress {
+    let (uuid, raw_address): (String, &str) = match raw_data.split_once("@") {
+        None => {
+            panic!("Wrong trojan format, no `@` found in the address");
+        }
+        Some(data) => (String::from(data.0), data.1),
+    };
+    let address_wo_slash = raw_address.strip_suffix("/").unwrap_or(raw_address);
+
+    let parsed = address_wo_slash.parse::<Uri>().unwrap();
+
+    return models::TrojanAddress{
+        uuid: url_decode(Some(uuid)).unwrap(),
+        address: parsed.host().unwrap().to_string(),
+        port: parsed.port().unwrap().as_u16(),
+    };
+}

src/parser/trojan/mod.rs

@@ -0,0 +1,14 @@
+pub mod data;
+mod models;
+use crate::config_models::*;
+
+pub fn create_outbound_settings(data: &RawData) -> OutboundSettings {
+    return OutboundSettings::Trojan(TrojanOutboundSettings {
+        servers: vec![TrojanServerObject {
+            address: data.address.clone(),
+            port: data.port,
+            password: data.uuid.clone(),
+            level: Some(0),
+        }],
+    });
+}

src/parser/trojan/models.rs

@@ -0,0 +1,5 @@
+pub struct TrojanAddress {
+    pub uuid: String,
+    pub address: String,
+    pub port: u16,
+}

src/parser/vless/mod.rs

@@ -7,7 +7,7 @@ pub fn create_outbound_settings(data: &RawData) -> OutboundSettings {
         vnext: vec![VlessServerObject {
             port: data.port,
             address: data.address.clone(),
-            users: Some(vec![VlessUser {
+            users: Some(vec![VnextUser {
                 id: data.uuid.clone(),
                 flow: data.flow.clone(),
                 encryption: Some(data.encryption.clone().unwrap_or(String::from("none"))),

src/parser/vmess/mod.rs

@@ -7,7 +7,7 @@ pub fn create_outbound_settings(data: &RawData) -> OutboundSettings {
         vnext: vec![VlessServerObject {
             port: data.port,
             address: data.address.clone(),
-            users: Some(vec![VlessUser {
+            users: Some(vec![VnextUser {
                 id: data.uuid.clone(),
                 flow: data.flow.clone(),
                 encryption: Some(data.encryption.clone().unwrap_or(String::from("none"))),