Write websocket server.

4f6850b2 · insert · d5d14305 · 4f6850b2 · 4f6850b2 · 4f6850b2
Verified Commit 4f6850b2 authored 5 years ago by insert
--- a/Cargo.lock
+++ b/Cargo.lock
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "ahash"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "const-random 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.6"
@@ -13,11 +21,6 @@ name = "anyhow"
 version = "1.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"

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 [[package]]
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@@ -147,15 +150,10 @@ dependencies = [
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- "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -221,6 +219,24 @@ dependencies = [
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+[[package]]
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+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "autocfg 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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- "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -1876,7 +1775,7 @@ dependencies = [

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@@ -2712,6 +2603,23 @@ dependencies = [
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 "checksum fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
-"checksum fast_chemail 0.9.6 (registry+https://github.com/rust-lang/crates.io-index)" = "495a39d30d624c2caabe6312bfead73e7717692b44e0b32df168c275a2e8e9e4"
 "checksum filetime 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "1ff6d4dab0aa0c8e6346d46052e93b13a16cf847b54ed357087c35011048cc7d"
 "checksum fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "2fad85553e09a6f881f739c29f0b00b0f01357c743266d478b68951ce23285f3"
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@@ -2811,6 +2711,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
 "checksum getrandom 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "7abc8dd8451921606d809ba32e95b6111925cd2906060d2dcc29c070220503eb"
 "checksum h2 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b9433d71e471c1736fd5a61b671fc0b148d7a2992f666c958d03cd8feb3b88d1"
+"checksum hashbrown 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "728e7d31e63d53c436094370f1e6fa249f60a4bb318cc5dfbbbe0aa2bc5a29d7"
 "checksum heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "20564e78d53d2bb135c343b3f47714a56af2061f1c928fdb541dc7b9fdd94205"
 "checksum hermit-abi 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "eff2656d88f158ce120947499e971d743c05dbcbed62e5bd2f38f1698bbc3772"
 "checksum hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "805026a5d0141ffc30abb3be3173848ad46a1b1664fe632428479619a3644d77"
@@ -2836,8 +2737,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
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 "checksum lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
-"checksum lettre 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c66afaa5dfadbb81d4e00fd1d1ab057c7cd4c799c5a44e0009386d553587e728"
-"checksum lettre_email 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "bbb68ca999042d965476e47bbdbacd52db0927348b6f8062c44dd04a3b1fd43b"
 "checksum libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)" = "d515b1f41455adea1313a4a2ac8a8a477634fbae63cc6100e3aebb207ce61558"
 "checksum linked-hash-map 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "ae91b68aebc4ddb91978b11a1b02ddd8602a05ec19002801c5666000e05e0f83"
 "checksum lock_api 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "79b2de95ecb4691949fea4716ca53cdbcfccb2c612e19644a8bad05edcf9f47b"
@@ -2894,7 +2793,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum quick-error 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
 "checksum quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
 "checksum quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "053a8c8bcc71fcce321828dc897a98ab9760bef03a4fc36693c231e5b3216cfe"
-"checksum rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "552840b97013b1a26992c11eac34bdd778e464601a4c2054b5f0bff7c6761293"
 "checksum rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c618c47cd3ebd209790115ab837de41425723956ad3ce2e6a7f09890947cacb9"
 "checksum rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "6d71dacdc3c88c1fde3885a3be3fbab9f35724e6ce99467f7d9c5026132184ca"
 "checksum rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
@@ -2936,10 +2834,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum security-framework-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "e31493fc37615debb8c5090a7aeb4a9730bc61e77ab10b9af59f1a202284f895"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
-"checksum sendmail 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b534d6dc60c5df66cda0abd5ebaff07e208722bd0188211a03dd5a21812b9e4a"
 "checksum serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "414115f25f818d7dfccec8ee535d76949ae78584fc4f79a6f45a904bf8ab4449"
 "checksum serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "128f9e303a5a29922045a830221b8f78ec74a5f544944f3d5984f8ec3895ef64"
-"checksum serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)" = "48c575e0cc52bdd09b47f330f646cf59afc586e9c4e3ccd6fc1f625b8ea1dad7"
+"checksum serde_json 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)" = "15913895b61e0be854afd32fd4163fcd2a3df34142cf2cb961b310ce694cbf90"
 "checksum serde_urlencoded 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9ec5d77e2d4c73717816afac02670d5c4f534ea95ed430442cad02e7a6e32c97"
 "checksum serde_with 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "32dc67e726b4b06ccf46860bef46fe713fffde11181d6c3c2f3104a670ceddb1"
 "checksum serde_with_macros 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f6304d92ad5493e340b95c353b8328c312d020f0eb5cb6df8506f160f5b7300d"
@@ -3001,7 +2898,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
 "checksum url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "829d4a8476c35c9bf0bbce5a3b23f4106f79728039b726d292bb93bc106787cb"
 "checksum user32-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4ef4711d107b21b410a3a974b1204d9accc8b10dad75d8324b5d755de1617d47"
-"checksum uuid 0.7.4 (registry+https://github.com/rust-lang/crates.io-index)" = "90dbc611eb48397705a6b0f6e917da23ae517e4d127123d2cf7674206627d32a"
 "checksum validator 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7ab5990ba09102e1ddc954d294f09b9ea00fc7831a5813bbe84bfdbcae44051e"
 "checksum vcpkg 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "3fc439f2794e98976c88a2a2dafce96b930fe8010b0a256b3c2199a773933168"
 "checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
@@ -3029,6 +2925,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 "checksum winreg 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b2986deb581c4fe11b621998a5e53361efe6b48a151178d0cd9eeffa4dc6acc9"
 "checksum winutil 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7daf138b6b14196e3830a588acf1e86966c694d3e8fb026fb105b8b5dca07e6e"
+"checksum ws 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c51a2c47b5798ccc774ffb93ff536aec7c4275d722fd9c740c83cdd1af1f2d94"
 "checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
 "checksum yansi 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d60c3b48c9cdec42fb06b3b84b5b087405e1fa1c644a1af3930e4dfafe93de48"
 "checksum yansi 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9fc79f4a1e39857fc00c3f662cbf2651c771f00e9c15fe2abc341806bd46bd71"
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,9 +15,6 @@ dotenv = "0.15.0"
 ulid = "0.3.1"
 serde = { version = "1.0", features = ["derive"] }
 rocket_contrib = "0.4.2"
-lettre = "0.9.2"
-lettre_email = "0.9.2"
-sendmail = "2.0.0"
 validator = "0.10.0"
 bcrypt = "0.6.1"
 chrono = "0.4.10"
@@ -25,3 +22,6 @@ rand = "0.7.3"
 time = "0.2.4"
 reqwest = { version = "0.10.1", features = ["blocking", "json"] }
 num_enum = "0.4.2"
+ws = "0.9.1"
+hashbrown = "0.7.0"
+serde_json = "1.0.47"
--- a/src/guards/channel.rs
+++ b/src/guards/channel.rs
@@ -2,7 +2,7 @@ use rocket::http::{ RawStr };
 use rocket::request::{ FromParam };
 use bson::{ bson, doc, from_bson };

-use crate::database::{ self, user::User };
+use crate::database;

 use database::channel::Channel;
 use database::message::Message;

--- a/src/main.rs
+++ b/src/main.rs
@@ -2,16 +2,22 @@
 #[macro_use] extern crate rocket;
 #[macro_use] extern crate rocket_contrib;

+pub mod websocket;
 pub mod database;
 pub mod guards;
 pub mod routes;
 pub mod email;

 use dotenv;
+use std::thread;

 fn main() {
 	dotenv::dotenv().ok();
 	database::connect();

+	thread::spawn(|| {
+		websocket::launch_server();
+	});
+
 	routes::mount(rocket::ignite()).launch();
 }
--- a/src/routes/account.rs
+++ b/src/routes/account.rs
 use crate::database;
 use crate::email;

-use bson::{ bson, doc, Bson::UtcDatetime, from_bson};
+use bson::{ bson, doc, Bson::UtcDatetime, from_bson };
 use rand::{ Rng, distributions::Alphanumeric };
 use rocket_contrib::json::{ Json, JsonValue };
 use serde::{ Serialize, Deserialize };

--- a/src/routes/channel.rs
+++ b/src/routes/channel.rs
@@ -11,8 +11,8 @@ use ulid::Ulid;
 #[repr(usize)]
 pub enum ChannelType {
 	DM = 0,
-	GROUP_DM = 1,
-	GUILD_CHANNEL = 2,
+	GROUPDM = 1,
+	GUILDCHANNEL = 2,
 }

 fn has_permission(user: &User, target: &Channel) -> bool {

--- a/src/routes/user.rs
+++ b/src/routes/user.rs
@@ -20,8 +20,8 @@ pub fn me(user: User) -> JsonValue {
 }

 /// retrieve another user's information
-#[get("/<target>")]
-pub fn user(user: User, target: User) -> JsonValue {
+#[get("/<_target>")]
+pub fn user(_user: User, _target: User) -> JsonValue {
 	json!([])
 }

@@ -67,7 +67,7 @@ pub fn dms(user: User) -> JsonValue {
 					"type": channel::ChannelType::DM as i32
 				},
 				{
-					"type": channel::ChannelType::GROUP_DM as i32
+					"type": channel::ChannelType::GROUPDM as i32
 				}
 			],
 			"recipients": user.id
@@ -130,7 +130,7 @@ enum Relationship {
 	OUTGOING = 1,
 	INCOMING = 2,
 	BLOCKED = 3,
-	BLOCKED_OTHER = 4,
+	BLOCKEDOTHER = 4,
 	NONE = 5,
 	SELF = 6,
 }
@@ -154,8 +154,11 @@ fn get_relationship(a: &User, b: &User) -> Relationship {
 						return Relationship::OUTGOING
 					},
 					3 => {
-						return Relationship::BLOCKED_OTHER
-					}
+						return Relationship::BLOCKEDOTHER
+					},
+					4 => {
+						return Relationship::BLOCKED
+					},
 					_ => {
 						return Relationship::NONE
 					}
@@ -249,7 +252,7 @@ pub fn add_friend(user: User, target: User) -> JsonValue {
 				"success": false,
 				"error": "You have blocked this person."
 			}),
-		Relationship::BLOCKED_OTHER =>
+		Relationship::BLOCKEDOTHER =>
 			json!({
 				"success": false,
 				"error": "You have been blocked by this person."
@@ -340,7 +343,7 @@ pub fn remove_friend(user: User, target: User) -> JsonValue {
 			})
 		},
 		Relationship::BLOCKED |
-		Relationship::BLOCKED_OTHER |
+		Relationship::BLOCKEDOTHER |
 		Relationship::NONE |
 		Relationship::SELF =>
 			json!({

--- a/src/websocket/mod.rs
+++ b/src/websocket/mod.rs
+extern crate ws;
+
+use crate::database;
+
+use ulid::Ulid;
+use std::sync::RwLock;
+use hashbrown::HashMap;
+
+use bson::{ bson, doc };
+use serde_json::{ Value, from_str, json };
+
+use ws::{ listen, Handler, Sender, Result, Message, Handshake, CloseCode, Error };
+
+struct Cell {
+	id: String,
+	out: Sender,
+}
+
+use once_cell::sync::OnceCell;
+static mut CLIENTS: OnceCell<RwLock<HashMap<String, Vec<Cell>>>> = OnceCell::new();
+
+struct Server {
+	out: Sender,
+	id: Option<String>,
+	internal: String,
+}
+
+impl Handler for Server {
+    fn on_open(&mut self, _: Handshake) -> Result<()> {
+		Ok(())
+    }
+
+    fn on_message(&mut self, msg: Message) -> Result<()> {
+		if let Message::Text(text) = msg {
+			let data: Value = from_str(&text).unwrap();
+
+			if let Value::String(packet_type) = &data["type"] {
+				match packet_type.as_str() {
+					"authenticate" => {
+						if let Some(_) = self.id {
+							self.out.send(
+								json!({
+									"error": "Already authenticated!"
+								})
+								.to_string()
+							)
+						} else if let Value::String(token) = &data["token"] {
+							let col = database::get_collection("users");
+							
+							match col.find_one(
+								doc! { "access_token": token },
+								None
+							).unwrap() {
+								Some(u) => {
+									let id = u.get_str("_id").expect("Missing id.");
+
+									unsafe {
+										let mut map = CLIENTS.get_mut().unwrap().write().unwrap();
+										let cell = Cell { id: self.internal.clone(), out: self.out.clone() };
+										if map.contains_key(&id.to_string()) {
+											map.get_mut(&id.to_string())
+												.unwrap()
+												.push(cell);
+										} else {
+											map.insert(id.to_string(), vec![cell]);
+										}
+									}
+
+									println!("Websocket client connected. [ID: {} // {}]", id.to_string(), self.internal);
+
+									self.id = Some(id.to_string());
+									self.out.send(
+										json!({
+											"success": true
+										})
+										.to_string()
+									)
+								},
+								None =>
+									self.out.send(
+										json!({
+											"error": "Invalid authentication token."
+										})
+										.to_string()
+									)
+							}
+						} else {
+							self.out.send(
+								json!({
+									"error": "Missing authentication token."
+								})
+								.to_string()
+							)
+						}
+					},
+					_ => Ok(())
+				}
+			} else {
+				Ok(())
+			}
+		} else {
+			Ok(())
+		}
+    }
+
+    fn on_close(&mut self, code: CloseCode, reason: &str) {
+        match code {
+            CloseCode::Normal => println!("The client is done with the connection."),
+            CloseCode::Away   => println!("The client is leaving the site."),
+            CloseCode::Abnormal => println!(
+                "Closing handshake failed! Unable to obtain closing status from client."),
+            _ => println!("The client encountered an error: {}", reason),
+        }
+
+		if let Some(id) = &self.id {
+			println!("Websocket client disconnected. [ID: {} // {}]", id, self.internal);
+			unsafe {
+				let mut map = CLIENTS.get_mut().unwrap().write().unwrap();
+				let arr = map.get_mut(&id.clone()).unwrap();
+
+				if arr.len() == 1 {
+					map.remove(&id.clone());
+				} else {
+					let index = arr.iter().position(|x| x.id == self.internal).unwrap();
+					arr.remove(index);
+					println!("User [{}] is still connected {} times", self.id.as_ref().unwrap(), arr.len());
+				}
+			}
+		}
+    }
+
+    fn on_error(&mut self, err: Error) {
+        println!("The server encountered an error: {:?}", err);
+    }
+}
+
+pub fn launch_server() {
+	unsafe {
+		if let Err(_) = CLIENTS.set(RwLock::new(HashMap::new())) {
+			panic!("Failed to set CLIENTS map!");
+		}
+	}
+
+	listen("127.0.0.1:3012", |out| { Server { out: out, id: None, internal: Ulid::new().to_string() } }).unwrap()
+}
+
+pub fn send_message(id: String, message: String) -> std::result::Result<(), ()> {
+	unsafe {
+		let map = CLIENTS.get().unwrap().read().unwrap();
+		let arr = map.get(&id).unwrap();
+
+		Ok(for item in arr {
+			match item.out.send(message.clone()) {
+				Ok(_) => (),
+				Err(_) => {
+					return Err(());
+				}
+			}
+		})
+	}
+}