individual messages

This commit is contained in:
pavel 2026-02-07 17:11:56 +01:00
commit 7fdf18ff1b
4 changed files with 617 additions and 312 deletions

160
Cargo.lock generated
View file

@ -11,17 +11,6 @@ dependencies = [
"libc", "libc",
] ]
[[package]]
name = "async-trait"
version = "0.1.89"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9035ad2d096bed7955a320ee7e2230574d28fd3c3a0f186cbea1ff3c7eed5dbb"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]] [[package]]
name = "atomic-waker" name = "atomic-waker"
version = "1.1.2" version = "1.1.2"
@ -199,13 +188,13 @@ dependencies = [
"axum", "axum",
"dotenvy", "dotenvy",
"futures", "futures",
"jsonwebtoken",
"oauth2", "oauth2",
"reqwest 0.13.2", "reqwest 0.13.2",
"serde", "serde",
"serde_json", "serde_json",
"time", "time",
"tokio", "tokio",
"tower-sessions",
] ]
[[package]] [[package]]
@ -241,17 +230,6 @@ dependencies = [
"memchr", "memchr",
] ]
[[package]]
name = "cookie"
version = "0.18.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4ddef33a339a91ea89fb53151bd0a4689cfce27055c291dfa69945475d22c747"
dependencies = [
"percent-encoding",
"time",
"version_check",
]
[[package]] [[package]]
name = "core-foundation" name = "core-foundation"
version = "0.9.4" version = "0.9.4"
@ -310,7 +288,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ececcb659e7ba858fb4f10388c250a7252eb0a27373f1a72b8748afdd248e587" checksum = "ececcb659e7ba858fb4f10388c250a7252eb0a27373f1a72b8748afdd248e587"
dependencies = [ dependencies = [
"powerfmt", "powerfmt",
"serde_core",
] ]
[[package]] [[package]]
@ -937,6 +914,21 @@ dependencies = [
"wasm-bindgen", "wasm-bindgen",
] ]
[[package]]
name = "jsonwebtoken"
version = "9.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5a87cc7a48537badeae96744432de36f4be2b4a34a05a5ef32e9dd8a1c169dde"
dependencies = [
"base64 0.22.1",
"js-sys",
"pem",
"ring",
"serde",
"serde_json",
"simple_asn1",
]
[[package]] [[package]]
name = "libc" name = "libc"
version = "0.2.180" version = "0.2.180"
@ -999,12 +991,31 @@ dependencies = [
"windows-sys 0.61.2", "windows-sys 0.61.2",
] ]
[[package]]
name = "num-bigint"
version = "0.4.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9"
dependencies = [
"num-integer",
"num-traits",
]
[[package]] [[package]]
name = "num-conv" name = "num-conv"
version = "0.2.0" version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cf97ec579c3c42f953ef76dbf8d55ac91fb219dde70e49aa4a6b7d74e9919050" checksum = "cf97ec579c3c42f953ef76dbf8d55ac91fb219dde70e49aa4a6b7d74e9919050"
[[package]]
name = "num-integer"
version = "0.1.46"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7969661fd2958a5cb096e56c8e1ad0444ac2bbcd0061bd28660485a44879858f"
dependencies = [
"num-traits",
]
[[package]] [[package]]
name = "num-traits" name = "num-traits"
version = "0.2.19" version = "0.2.19"
@ -1069,6 +1080,16 @@ dependencies = [
"windows-link", "windows-link",
] ]
[[package]]
name = "pem"
version = "3.0.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1d30c53c26bc5b31a98cd02d20f25a7c8567146caf63ed593a9d87b2775291be"
dependencies = [
"base64 0.22.1",
"serde_core",
]
[[package]] [[package]]
name = "percent-encoding" name = "percent-encoding"
version = "2.3.2" version = "2.3.2"
@ -1639,6 +1660,18 @@ dependencies = [
"libc", "libc",
] ]
[[package]]
name = "simple_asn1"
version = "0.6.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "297f631f50729c8c99b84667867963997ec0b50f32b2a7dbcab828ef0541e8bb"
dependencies = [
"num-bigint",
"num-traits",
"thiserror 2.0.14",
"time",
]
[[package]] [[package]]
name = "slab" name = "slab"
version = "0.4.12" version = "0.4.12"
@ -1947,22 +1980,6 @@ dependencies = [
"tracing", "tracing",
] ]
[[package]]
name = "tower-cookies"
version = "0.11.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "151b5a3e3c45df17466454bb74e9ecedecc955269bdedbf4d150dfa393b55a36"
dependencies = [
"axum-core",
"cookie",
"futures-util",
"http 1.4.0",
"parking_lot",
"pin-project-lite",
"tower-layer",
"tower-service",
]
[[package]] [[package]]
name = "tower-http" name = "tower-http"
version = "0.6.8" version = "0.6.8"
@ -1993,57 +2010,6 @@ version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8df9b6e13f2d32c91b9bd719c00d1958837bc7dec474d94952798cc8e69eeec3" checksum = "8df9b6e13f2d32c91b9bd719c00d1958837bc7dec474d94952798cc8e69eeec3"
[[package]]
name = "tower-sessions"
version = "0.15.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "518dca34b74a17cadfcee06e616a09d2bd0c3984eff1769e1e76d58df978fc78"
dependencies = [
"async-trait",
"http 1.4.0",
"time",
"tokio",
"tower-cookies",
"tower-layer",
"tower-service",
"tower-sessions-core",
"tower-sessions-memory-store",
"tracing",
]
[[package]]
name = "tower-sessions-core"
version = "0.15.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "568531ec3dfcf3ffe493de1958ae5662a0284ac5d767476ecdb6a34ff8c6b06c"
dependencies = [
"async-trait",
"axum-core",
"base64 0.22.1",
"futures",
"http 1.4.0",
"parking_lot",
"rand 0.9.2",
"serde",
"serde_json",
"thiserror 2.0.14",
"time",
"tokio",
"tracing",
]
[[package]]
name = "tower-sessions-memory-store"
version = "0.15.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "713fabf882b6560a831e2bbed6204048b35bdd60e50bbb722902c74f8df33460"
dependencies = [
"async-trait",
"time",
"tokio",
"tower-sessions-core",
]
[[package]] [[package]]
name = "tracing" name = "tracing"
version = "0.1.44" version = "0.1.44"
@ -2052,21 +2018,9 @@ checksum = "63e71662fa4b2a2c3a26f570f037eb95bb1f85397f3cd8076caed2f026a6d100"
dependencies = [ dependencies = [
"log", "log",
"pin-project-lite", "pin-project-lite",
"tracing-attributes",
"tracing-core", "tracing-core",
] ]
[[package]]
name = "tracing-attributes"
version = "0.1.31"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7490cfa5ec963746568740651ac6781f701c9c5ea257c58e057f3ba8cf69e8da"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]] [[package]]
name = "tracing-core" name = "tracing-core"
version = "0.1.36" version = "0.1.36"

View file

@ -8,16 +8,9 @@ axum = { version = "0.8.8", features = ["ws"] }
dotenvy = "0.15.7" dotenvy = "0.15.7"
futures = "0.3.31" futures = "0.3.31"
oauth2 = "4.4.2" oauth2 = "4.4.2"
jsonwebtoken = "9.3.0"
reqwest = { version = "0.13.2", features = ["json"] } reqwest = { version = "0.13.2", features = ["json"] }
serde = { version = "1.0.228", features = ["derive"] } serde = { version = "1.0.228", features = ["derive"] }
serde_json = "1.0.149" serde_json = "1.0.149"
time = "0.3.47" time = "0.3.47"
tokio = { version = "1.49.0", features = ["full"] } tokio = { version = "1.49.0", features = ["full"] }
tower-sessions = "0.15.0"
[profile.release]
strip = true # Automatically strip symbols from the binary.
opt-level = "z" # Optimize for size.
lto = true # Enable Link Time Optimization
codegen-units = 1 # Maximize LTO
panic = "abort" # Abort on panic

View file

@ -11,6 +11,11 @@
--parchment: #f5e6d3; --parchment: #f5e6d3;
--steam: #e0e0e0; --steam: #e0e0e0;
--gear-color: rgba(0, 0, 0, 0.2); --gear-color: rgba(0, 0, 0, 0.2);
--online-green: #4caf50;
}
* {
box-sizing: border-box;
} }
body { body {
@ -34,11 +39,97 @@
padding-bottom: 10px; padding-bottom: 10px;
letter-spacing: 2px; letter-spacing: 2px;
text-transform: uppercase; text-transform: uppercase;
margin-bottom: 20px;
} }
#chat-container { #main-container {
width: 100%; width: 100%;
max-width: 800px; max-width: 1000px;
display: flex;
gap: 15px;
height: 600px;
}
/* Contacts Sidebar */
#contacts-panel {
width: 250px;
background: rgba(43, 29, 14, 0.9);
border: 4px solid var(--copper);
border-radius: 10px;
box-shadow:
0 0 15px var(--brass),
inset 0 0 20px #000;
display: flex;
flex-direction: column;
position: relative;
}
#contacts-header {
padding: 15px;
border-bottom: 2px solid var(--copper);
font-weight: bold;
color: var(--brass);
text-transform: uppercase;
letter-spacing: 1px;
}
#contacts-list {
flex: 1;
overflow-y: auto;
padding: 10px;
scrollbar-width: thin;
scrollbar-color: var(--brass) var(--leather);
}
.contact {
padding: 12px 15px;
margin-bottom: 8px;
background: rgba(0, 0, 0, 0.3);
border: 1px solid var(--copper);
border-radius: 5px;
cursor: pointer;
display: flex;
align-items: center;
gap: 10px;
transition: all 0.2s;
}
.contact:hover {
background: rgba(212, 175, 55, 0.2);
border-color: var(--brass);
}
.contact.selected {
background: rgba(212, 175, 55, 0.3);
border-color: var(--brass);
box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}
.contact .status-dot {
width: 10px;
height: 10px;
background: var(--online-green);
border-radius: 50%;
box-shadow: 0 0 5px var(--online-green);
}
.contact .username {
flex: 1;
font-weight: bold;
}
.contact .unread {
background: var(--copper);
color: var(--parchment);
padding: 2px 8px;
border-radius: 10px;
font-size: 0.8em;
font-weight: bold;
}
/* Chat Panel */
#chat-container {
flex: 1;
background: rgba(43, 29, 14, 0.9); background: rgba(43, 29, 14, 0.9);
border: 4px solid var(--copper); border: 4px solid var(--copper);
border-radius: 10px; border-radius: 10px;
@ -74,14 +165,37 @@
right: 10px; right: 10px;
} }
#chat-header {
padding: 10px;
border-bottom: 2px solid var(--copper);
font-weight: bold;
color: var(--brass);
text-transform: uppercase;
letter-spacing: 1px;
}
#no-chat-selected {
flex: 1;
display: flex;
align-items: center;
justify-content: center;
color: var(--copper);
font-style: italic;
}
#chat { #chat {
height: 500px; flex: 1;
overflow-y: scroll; overflow-y: auto;
border: 2px inset var(--copper); border: 2px inset var(--copper);
background: rgba(0, 0, 0, 0.3); background: rgba(0, 0, 0, 0.3);
padding: 15px; padding: 15px;
scrollbar-width: thin; scrollbar-width: thin;
scrollbar-color: var(--brass) var(--leather); scrollbar-color: var(--brass) var(--leather);
display: none;
}
#chat.active {
display: block;
} }
#chat::-webkit-scrollbar { #chat::-webkit-scrollbar {
@ -107,16 +221,28 @@
box-shadow: 2px 2px 2px rgba(0, 0, 0, 0.3); box-shadow: 2px 2px 2px rgba(0, 0, 0, 0.3);
font-weight: bold; font-weight: bold;
position: relative; position: relative;
max-width: 80%;
} }
.message::after { .message.sent {
content: ''; margin-left: auto;
position: absolute; background: linear-gradient(to bottom, var(--brass), var(--copper));
bottom: -5px; color: #2b1d0e;
left: 10px; }
border-width: 5px 5px 0;
border-style: solid; .message.received {
border-color: var(--copper) transparent; margin-right: auto;
}
.message .sender {
font-size: 0.8em;
color: var(--copper);
margin-bottom: 4px;
}
.message.sent .sender {
color: #2b1d0e;
opacity: 0.7;
} }
.system-msg { .system-msg {
@ -128,14 +254,11 @@
background: none; background: none;
border: none; border: none;
box-shadow: none; box-shadow: none;
} max-width: 100%;
.system-msg::after {
display: none;
} }
#controls { #controls {
display: flex; display: none;
gap: 10px; gap: 10px;
padding: 10px; padding: 10px;
background: #1a1a1a; background: #1a1a1a;
@ -143,6 +266,10 @@
border-radius: 5px; border-radius: 5px;
} }
#controls.active {
display: flex;
}
input[type="text"] { input[type="text"] {
flex-grow: 1; flex-grow: 1;
padding: 10px; padding: 10px;
@ -179,62 +306,261 @@
<body> <body>
<h1>&#9881; AetherChat &#9881;</h1> <h1>&#9881; AetherChat &#9881;</h1>
<div id="chat-container"> <div id="main-container">
<div id="chat"></div> <!-- Contacts Sidebar -->
<div id="controls"> <div id="contacts-panel">
<input type="text" id="message" placeholder="Transmit payload..." autofocus> <div id="contacts-header">&#9881; Contacts</div>
<button onclick="sendMessage()">Engage</button> <div id="contacts-list"></div>
</div>
<!-- Chat Area -->
<div id="chat-container">
<div id="chat-header">Select a contact to start chatting</div>
<div id="no-chat-selected">Click on a contact to begin transmission...</div>
<div id="chat"></div>
<div id="controls">
<input type="text" id="message" placeholder="Transmit payload..." autofocus>
<button onclick="sendMessage()">Engage</button>
</div>
</div> </div>
</div> </div>
<script> <script>
const chatCheck = document.getElementById("chat"); const CLIENT_ID = "xLL8a23JBnBvEarjQUY6Jgd4zLnnqIi2y3oB6laM";
const AUTH_URL = "https://idm.flegr.me/application/o/authorize/";
const REDIRECT_URI = window.location.origin + window.location.pathname;
const contactsList = document.getElementById("contacts-list");
const chatDiv = document.getElementById("chat");
const chatHeader = document.getElementById("chat-header");
const noChatSelected = document.getElementById("no-chat-selected");
const controls = document.getElementById("controls");
const messageInput = document.getElementById("message"); const messageInput = document.getElementById("message");
// Connect to WebSocket // State
const proto = window.location.protocol === 'https:' ? 'wss' : 'ws'; let onlineUsers = [];
const ws = new WebSocket(`${proto}://${window.location.host}/ws`); let selectedUser = null;
let messageHistory = {}; // { username: [messages...] }
let unreadCounts = {}; // { username: count }
let currentUsername = null; // Will be set from welcome message
ws.onmessage = (event) => { // Handle OAuth Callback
const div = document.createElement("div"); async function handleAuth() {
div.textContent = event.data; const params = new URLSearchParams(window.location.search);
div.className = "message"; const code = params.get("code");
if (event.data.startsWith("System:")) { if (code) {
div.className += " system-msg"; // Exchange code for token
// NOTE: This assumes the Authentik client is "Public" and doesn't require a secret
try {
const response = await fetch("https://idm.flegr.me/application/o/token/", {
method: "POST",
headers: { "Content-Type": "application/x-www-form-urlencoded" },
body: new URLSearchParams({
grant_type: "authorization_code",
client_id: CLIENT_ID,
code: code,
redirect_uri: REDIRECT_URI,
})
});
const data = await response.json();
if (data.access_token) {
localStorage.setItem("access_token", data.access_token);
window.history.replaceState({}, document.title, window.location.pathname);
} else {
console.error("Token exchange failed:", data);
}
} catch (e) {
console.error("Error exchanging code:", e);
}
} }
chatCheck.appendChild(div); const storedToken = localStorage.getItem("access_token");
chatCheck.scrollTop = chatCheck.scrollHeight; if (!storedToken) {
}; const url = `${AUTH_URL}?client_id=${CLIENT_ID}&response_type=code&redirect_uri=${encodeURIComponent(REDIRECT_URI)}&scope=openid+profile+email`;
window.location.href = url;
ws.onopen = () => { return null;
addSystemMessage("Connected to the Aether-Net.");
};
ws.onclose = () => {
addSystemMessage("Connection severed. Check steam pressure.");
};
function addSystemMessage(text) {
const div = document.createElement("div");
div.textContent = `System: ${text}`;
div.className = "message system-msg";
chatCheck.appendChild(div);
chatCheck.scrollTop = chatCheck.scrollHeight;
}
function sendMessage() {
const msg = messageInput.value;
if (msg) {
ws.send(msg);
messageInput.value = "";
} }
return storedToken;
} }
messageInput.addEventListener("keypress", (e) => { (async () => {
if (e.key === "Enter") sendMessage(); const token = await handleAuth();
}); if (!token) return;
// Connect to WebSocket with token
const proto = window.location.protocol === 'https:' ? 'wss' : 'ws';
const ws = new WebSocket(`${proto}://${window.location.host}/ws?token=${token}`);
ws.onmessage = (event) => {
try {
const msg = JSON.parse(event.data);
handleMessage(msg);
} catch (e) {
console.error("Failed to parse message:", e);
// For debugging: show what we received
addSystemMessage("Error parsing: " + event.data);
}
};
ws.onopen = () => {
addSystemMessage("Connected to the Aether-Net.");
};
ws.onclose = () => {
addSystemMessage("Connection severed. Check steam pressure.");
};
function handleMessage(msg) {
switch (msg.type) {
case "user_list":
onlineUsers = msg.users.filter(u => u !== currentUsername);
renderContacts();
break;
case "user_joined":
if (msg.username !== currentUsername && !onlineUsers.includes(msg.username)) {
onlineUsers.push(msg.username);
renderContacts();
}
break;
case "user_left":
onlineUsers = onlineUsers.filter(u => u !== msg.username);
renderContacts();
if (selectedUser === msg.username) {
addSystemMessage(`${msg.username} has disconnected.`);
}
break;
case "private_message":
handlePrivateMessage(msg);
break;
case "system":
// Extract username from welcome message
if (msg.content.startsWith("Welcome, ")) {
currentUsername = msg.content.replace("Welcome, ", "").replace("!", "");
// Re-filter contacts now that we know our username
onlineUsers = onlineUsers.filter(u => u !== currentUsername);
renderContacts();
}
addSystemMessage(msg.content);
break;
}
}
function handlePrivateMessage(msg) {
const otherUser = msg.from === currentUsername ? msg.to : msg.from;
const isSent = msg.from === currentUsername;
// Initialize history if needed
if (!messageHistory[otherUser]) {
messageHistory[otherUser] = [];
}
// Store message
messageHistory[otherUser].push({
from: msg.from,
content: msg.content,
isSent: isSent
});
// If this chat is open, render it
if (selectedUser === otherUser) {
renderChat();
} else if (!isSent) {
// Increment unread count for received messages
unreadCounts[otherUser] = (unreadCounts[otherUser] || 0) + 1;
renderContacts();
}
}
function renderContacts() {
contactsList.innerHTML = "";
onlineUsers.forEach(username => {
const div = document.createElement("div");
div.className = "contact" + (selectedUser === username ? " selected" : "");
div.onclick = () => selectUser(username);
const statusDot = document.createElement("span");
statusDot.className = "status-dot";
const nameSpan = document.createElement("span");
nameSpan.className = "username";
nameSpan.textContent = username;
div.appendChild(statusDot);
div.appendChild(nameSpan);
// Show unread badge
if (unreadCounts[username] && unreadCounts[username] > 0) {
const badge = document.createElement("span");
badge.className = "unread";
badge.textContent = unreadCounts[username];
div.appendChild(badge);
}
contactsList.appendChild(div);
});
}
function selectUser(username) {
selectedUser = username;
unreadCounts[username] = 0; // Clear unread
chatHeader.textContent = `Chat with ${username}`;
noChatSelected.style.display = "none";
chatDiv.classList.add("active");
controls.classList.add("active");
renderContacts();
renderChat();
messageInput.focus();
}
function renderChat() {
chatDiv.innerHTML = "";
const messages = messageHistory[selectedUser] || [];
messages.forEach(msg => {
const div = document.createElement("div");
div.className = "message " + (msg.isSent ? "sent" : "received");
const sender = document.createElement("div");
sender.className = "sender";
sender.textContent = msg.from;
const content = document.createElement("div");
content.textContent = msg.content;
div.appendChild(sender);
div.appendChild(content);
chatDiv.appendChild(div);
});
chatDiv.scrollTop = chatDiv.scrollHeight;
}
function addSystemMessage(text) {
const div = document.createElement("div");
div.textContent = text;
div.className = "message system-msg";
chatDiv.appendChild(div);
chatDiv.scrollTop = chatDiv.scrollHeight;
}
function sendMessage() {
const content = messageInput.value.trim();
if (content && selectedUser) {
ws.send(JSON.stringify({
to: selectedUser,
content: content
}));
messageInput.value = "";
}
}
messageInput.addEventListener("keypress", (e) => {
if (e.key === "Enter") sendMessage();
});
})();
</script> </script>
</body> </body>

View file

@ -1,211 +1,243 @@
use axum::{ use axum::{
Router,
extract::{ extract::{
ws::{Message, WebSocket, WebSocketUpgrade},
Query, State, Query, State,
ws::{Message, WebSocket, WebSocketUpgrade},
}, },
http::StatusCode, http::StatusCode,
response::{Html, IntoResponse, Redirect}, response::{Html, IntoResponse},
routing::get, routing::get,
Router,
}; };
use dotenvy::dotenv; use dotenvy::dotenv;
use futures::{sink::SinkExt, stream::StreamExt}; use futures::{sink::SinkExt, stream::StreamExt};
use oauth2::{ use serde::{Deserialize, Serialize};
basic::BasicClient,AuthUrl, ClientId, ClientSecret, RedirectUrl, TokenResponse, use std::{collections::HashMap, sync::Arc};
TokenUrl, use tokio::sync::{RwLock, mpsc};
};
use std::sync::Arc;
use tokio::sync::broadcast;
use tower_sessions::{cookie::SameSite, Expiry, MemoryStore, Session, SessionManagerLayer};
mod user; mod user;
use user::User; use user::User;
// Define application state // WebSocket message types for client-server communication
struct AppState { #[derive(Debug, Clone, Serialize, Deserialize)]
tx: broadcast::Sender<String>, #[serde(tag = "type")]
oauth_client: BasicClient, enum WsMessage {
#[serde(rename = "user_list")]
UserList { users: Vec<String> },
#[serde(rename = "private_message")]
PrivateMessage {
from: String,
to: String,
content: String,
},
#[serde(rename = "user_joined")]
UserJoined { username: String },
#[serde(rename = "system")]
System { content: String },
} }
const AFTER_LOGIN_URL: &str = "/"; // Per-user connection channel
type UserTx = mpsc::UnboundedSender<String>;
// Shared state for tracking online users and their connections
struct ChatState {
// Map of username -> sender channel
connections: RwLock<HashMap<String, UserTx>>,
}
impl ChatState {
fn new() -> Self {
Self {
connections: RwLock::new(HashMap::new()),
}
}
async fn add_user(&self, username: String, tx: UserTx) {
let mut conns = self.connections.write().await;
conns.insert(username, tx);
}
async fn remove_user(&self, username: &str) {
let mut conns = self.connections.write().await;
conns.remove(username);
}
async fn get_online_users(&self) -> Vec<String> {
let conns = self.connections.read().await;
conns.keys().cloned().collect()
}
async fn send_to_user(&self, username: &str, message: &str) -> bool {
let conns = self.connections.read().await;
if let Some(tx) = conns.get(username) {
tx.send(message.to_string()).is_ok()
} else {
false
}
}
async fn broadcast_except(&self, message: &str, exclude: &str) {
let conns = self.connections.read().await;
for (username, tx) in conns.iter() {
if username != exclude {
let _ = tx.send(message.to_string());
}
}
}
}
// Application state
struct AppState {
chat: ChatState,
}
#[tokio::main] #[tokio::main]
async fn main() { async fn main() {
dotenv().ok(); dotenv().ok();
// Create a broadcast channel
let (tx, _rx) = broadcast::channel(100);
// OAuth configuration
let client_id = dotenvy::var("CLIENT_ID").unwrap();
let client_secret = dotenvy::var("CLIENT_SECRET").unwrap();
let port = dotenvy::var("PORT").unwrap_or_else(|_| "3001".to_string());
let host = dotenvy::var("HOST").unwrap_or_else(|_| "http://localhost:".to_string() + &port);
// NOTE: In production, do not hardcode localhost
let auth_url = AuthUrl::new("https://idm.flegr.me/application/o/authorize/".to_string())
.expect("Invalid authorization endpoint URL");
let token_url = TokenUrl::new("https://idm.flegr.me/application/o/token/".to_string())
.expect("Invalid token endpoint URL");
let client = BasicClient::new(
ClientId::new(client_id),
Some(ClientSecret::new(client_secret)),
auth_url,
Some(token_url),
)
.set_redirect_uri(
RedirectUrl::new(host + "/auth/callback")
.expect("Invalid redirect URL"),
);
let app_state = Arc::new(AppState { let app_state = Arc::new(AppState {
tx, chat: ChatState::new(),
oauth_client: client,
}); });
// Session configuration
let session_store = MemoryStore::default();
let session_layer = SessionManagerLayer::new(session_store)
.with_secure(false) // For localhost; set to true in production with HTTPS
.with_same_site(SameSite::Lax) // Ensure we can receive cookies from OAuth redirect
.with_expiry(Expiry::OnInactivity(time::Duration::minutes(30)));
// Build application with routes // Build application with routes
let app = Router::new() let app = Router::new()
.route("/", get(index)) .route("/", get(index))
.route("/login", get(login))
.route("/logout", get(logout))
.route("/auth/callback", get(auth_callback))
.route("/ws", get(websocket_handler)) .route("/ws", get(websocket_handler))
.layer(session_layer)
.with_state(app_state); .with_state(app_state);
// Run the app // Run the app
let port = dotenvy::var("PORT").unwrap_or_else(|_| "3001".to_string()); let port = dotenvy::var("PORT").unwrap_or_else(|_| "3001".to_string());
let listener = tokio::net::TcpListener::bind("0.0.0.0:".to_string() + &port).await.unwrap(); let listener = tokio::net::TcpListener::bind("0.0.0.0:".to_string() + &port)
.await
.unwrap();
println!("Chat server listening on http://0.0.0.0:{}", port); println!("Chat server listening on http://0.0.0.0:{}", port);
axum::serve(listener, app).await.unwrap(); axum::serve(listener, app).await.unwrap();
} }
// Handlers // Handlers
async fn index(session: Session) -> impl IntoResponse { async fn index() -> impl IntoResponse {
if let Some(_user) = session.get::<User>("user").await.unwrap() { Html(include_str!("../index.html"))
return Html(include_str!("../index.html")).into_response();
}
Redirect::to("/login").into_response()
} }
async fn login(State(state): State<Arc<AppState>>) -> impl IntoResponse { #[derive(Deserialize)]
let (auth_url, _csrf_token) = state struct WsParams {
.oauth_client token: String,
.authorize_url(oauth2::CsrfToken::new_random)
.url();
Redirect::to(auth_url.as_str())
} }
async fn logout(session: Session) -> impl IntoResponse { #[derive(Debug, Serialize, Deserialize)]
session.delete().await.unwrap(); struct Claims {
Redirect::to("/login") preferred_username: String,
} // Add other fields as needed
#[derive(serde::Deserialize)]
struct AuthRequest {
code: String,
state: String,
}
async fn auth_callback(
Query(query): Query<AuthRequest>,
State(state): State<Arc<AppState>>,
session: Session,
) -> impl IntoResponse {
let token = match state
.oauth_client
.exchange_code(oauth2::AuthorizationCode::new(query.code))
.request_async(oauth2::reqwest::async_http_client)
.await
{
Ok(t) => t,
Err(e) => {
return (
StatusCode::BAD_REQUEST,
format!("Failed to exchange authorization code: {}", e),
)
.into_response();
}
};
let client = reqwest::Client::new();
let user_info_resp = client
.get("https://idm.flegr.me/application/o/userinfo/")
.header("User-Agent", "axum-chat-app")
.bearer_auth(token.access_token().secret())
.send()
.await;
let user_data: User = match user_info_resp {
Ok(resp) => match resp.json().await {
Ok(u) => u,
Err(e) => return (
StatusCode::INTERNAL_SERVER_ERROR,
format!("Failed to parse user info: {}", e)
).into_response()
},
Err(e) => return (
StatusCode::INTERNAL_SERVER_ERROR,
format!("Failed to fetch user info: {}", e)
).into_response()
};
session.insert("user", user_data).await.unwrap();
Redirect::to(AFTER_LOGIN_URL).into_response()
} }
async fn websocket_handler( async fn websocket_handler(
ws: WebSocketUpgrade, ws: WebSocketUpgrade,
Query(params): Query<WsParams>,
State(state): State<Arc<AppState>>, State(state): State<Arc<AppState>>,
session: Session,
) -> impl IntoResponse { ) -> impl IntoResponse {
if let Some(user) = session.get::<User>("user").await.unwrap() { // For now, we'll verify the token by calling the userinfo endpoint.
return ws.on_upgrade(move |socket| websocket(socket, state, user)); // In a production app, you should verify the JWT signature locally using JWKS.
let client = reqwest::Client::new();
let user_info_resp = client
.get("https://idm.flegr.me/application/o/userinfo/")
.header("User-Agent", "axum-chat-app")
.bearer_auth(&params.token)
.send()
.await;
match user_info_resp {
Ok(resp) if resp.status().is_success() => {
let user: User = match resp.json().await {
Ok(u) => u,
Err(_) => return StatusCode::INTERNAL_SERVER_ERROR.into_response(),
};
ws.on_upgrade(move |socket| handle_websocket(socket, state, user))
}
_ => StatusCode::UNAUTHORIZED.into_response(),
} }
StatusCode::UNAUTHORIZED.into_response()
} }
// WebSocket handler // WebSocket connection handler
async fn websocket(stream: WebSocket, state: Arc<AppState>, user: User) { async fn handle_websocket(stream: WebSocket, state: Arc<AppState>, user: User) {
let (mut sender, mut receiver) = stream.split(); let (mut ws_sender, mut ws_receiver) = stream.split();
let mut rx = state.tx.subscribe(); let username = user.login.clone();
// Create channel for this user
let (tx, mut rx) = mpsc::unbounded_channel::<String>();
// Add user to connections
state.chat.add_user(username.clone(), tx).await;
println!("User connected: {}", username);
// Send current user list to the newly connected user
let users = state.chat.get_online_users().await;
println!("Sending user list to {}: {:?}", username, users);
let user_list_msg = serde_json::to_string(&WsMessage::UserList { users }).unwrap();
let _ = ws_sender.send(Message::Text(user_list_msg.into())).await;
// Send welcome message // Send welcome message
let msg = format!("System: Welcome, {}!", user.login); let welcome = serde_json::to_string(&WsMessage::System {
let _ = sender.send(Message::Text(msg.into())).await; content: format!("Welcome, {}!", username),
})
.unwrap();
let _ = ws_sender.send(Message::Text(welcome.into())).await;
// Send task // Task to forward messages from channel to WebSocket
let mut send_task = tokio::spawn(async move { let send_task = tokio::spawn(async move {
while let Ok(msg) = rx.recv().await { while let Some(msg) = rx.recv().await {
if sender.send(Message::Text(msg.into())).await.is_err() { if ws_sender.send(Message::Text(msg.into())).await.is_err() {
break; break;
} }
} }
}); });
// Receive task // Broadcast user joined to everyone else (after send_task is spawned so others receive it)
let tx = state.tx.clone(); let join_msg = serde_json::to_string(&WsMessage::UserJoined {
let username = user.login.clone(); username: username.clone(),
let mut recv_task = tokio::spawn(async move { })
while let Some(Ok(Message::Text(text))) = receiver.next().await { .unwrap();
// Prepend username state.chat.broadcast_except(&join_msg, &username).await;
let msg = format!("{}: {}", username, text);
let _ = tx.send(msg); // Task to receive messages from WebSocket and route them
let state_clone = state.clone();
let username_clone = username.clone();
let recv_task = tokio::spawn(async move {
while let Some(Ok(Message::Text(text))) = ws_receiver.next().await {
// Parse incoming message
if let Ok(msg) = serde_json::from_str::<ClientMessage>(&text) {
// Create private message
let private_msg = serde_json::to_string(&WsMessage::PrivateMessage {
from: username_clone.clone(),
to: msg.to.clone(),
content: msg.content.clone(),
})
.unwrap();
// Send to recipient
state_clone.chat.send_to_user(&msg.to, &private_msg).await;
// Also send back to sender (for their own chat view)
state_clone
.chat
.send_to_user(&username_clone, &private_msg)
.await;
}
} }
}); });
// Wait for either task to complete
tokio::select! { tokio::select! {
_ = (&mut send_task) => recv_task.abort(), _ = send_task => {},
_ = (&mut recv_task) => send_task.abort(), _ = recv_task => {},
}; }
// User disconnected - clean up
state.chat.remove_user(&username).await;
}
// Message structure from client
#[derive(Debug, Deserialize)]
struct ClientMessage {
to: String,
content: String,
} }