fix logging in

Cargo.lock

@@ -517,6 +517,8 @@ dependencies = [
 name = "fossil"
 version = "0.1.0"
 dependencies = [
+ "rand",
+ "rand_hc",
  "rocket",
  "rocket_db_pools",
  "sha256",
@@ -1341,6 +1343,15 @@ dependencies = [
  "getrandom",
 ]
 
+[[package]]
+name = "rand_hc"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b363d4f6370f88d62bf586c80405657bde0f0e1b8945d47d2ad59b906cb4f54"
+dependencies = [
+ "rand_core",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.4.1"

Cargo.toml

@@ -6,6 +6,8 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+rand = "0.8.5"
+rand_hc = "0.3.2"
 rocket = {version="0.5.0",features=["secrets","json"]}
 rocket_db_pools = {version="0.1.0",features=["sqlx_postgres"]}
 sha256 = "1.5.0"

src/main.rs

@@ -74,38 +74,66 @@ async fn getuser(db: Connection<Db>, username: String) -> String {
     let user = User::get_by_username(db, &username).await;
     match user {
         Some(user) => format!(
-            "{}\n{}\n{}\n{}",
+            "id: {}\nusername: {}\nhashed password: {}\ntoken: {}",
             user.id,
             user.username,
             user.password,
-            user.token.is_some()
+            match user.token {
+                Some(t) => t,
+                None => "no token".to_string()
+            }
         ),
         None => format!("User {} doesn't exist.", &username),
     }
 }
 
-#[post("/login", data = "<info>")]
-async fn login(db: Connection<Db>, info: Json<LoginInfo>, cookies: &CookieJar<'_>) -> &'static str {
+#[get("/account")]
+async fn account(db: Connection<Db>, cookies: &CookieJar<'_>) -> String {
     let token = cookies.get_private("token");
     match token {
         Some(t) => {
-            if t.value_trimmed() == "skyetoken" {
-                "logged in with token"
+            let user = User::get_by_token(db, t.to_string().split("=").collect::<Vec<&str>>()[1].to_string() /*GOD I LOVE RUST*/).await;
+            format!("Username: {}", user.username)
+        },
+        None => {
+            format!("Not logged in")
+        }
+    }
+}
+
+#[post("/login", data = "<info>")]
+async fn login(db: Connection<Db>, db2: Connection<Db>, info: Json<LoginInfo>, cookies: &CookieJar<'_>) -> String {
+    let token = cookies.get_private("token");
+    match token {
+        Some(t) => {
+            if User::get_by_token(db, t.to_string()).await.exists() /*god i fucking love rust, this function literally just returns true*/ {
+                "logged in with token".to_string()
             } else {
-                "unknown token"
+                "unknown token".to_string()
             }
         }
         None => {
-            // just to be clear this is Not A Good Implementation of this
-            // the same token for everyone is a Bad Fucking Idea
-            // but i'm just doing this to make sure that it. like. works.
-            // and it does!!!
-            let user = User::get_by_username(db, &info.username).await;
-            if user.is_some() && user.expect("actually how").password == sha256::digest(&info.password) { 
-                cookies.add_private(("token", "skyetoken"));
-                "logged in!"
+            match User::get_by_username(db, &info.username).await {
+                Some(user) => {
+                    if user.password == sha256::digest(&info.password) {
+                        match user.token {
+                            Some(t) => {cookies.add_private(("token", t)); "Logged in".to_string()},
+                            None => {
+                                match user.set_new_token(db2).await {
+                                    Ok(t) => {
+                                        cookies.add_private(("token", t));
+                                        "logged in".to_string()
+                                    },
+                                    Err(why) => why,
+                                }
+                            }
+                        }
                     } else {
-                "invalid login info :("
+                        String::from("Invalid username or password (to those whining about why it doesn't tell you if the username or password is incorrect, security)")
+                    }
+                }
+                None => 
+                        String::from("Invalid username or password (to those whining about why it doesn't tell you if the username or password is incorrect, security)"),
             }
         }
     }
@@ -186,7 +214,7 @@ async fn main() {
         .attach(AdHoc::on_ignite("DB Migrations", migrate))
         .mount(
             "/",
-            routes![hello, get_book, delay, login, logout, dbtest, dbcreate, createuser, getuser],
+            routes![hello, get_book, delay, login, logout, dbtest, dbcreate, createuser, getuser, account],
         )
         .register("/", catchers![default_catcher])
         .mount("/login", FileServer::from("/srv/web"))

src/tables.rs

@@ -1,3 +1,4 @@
+use rand::{SeedableRng, RngCore};
 use rocket_db_pools::sqlx::Executor;
 use rocket_db_pools::Connection;
 use sqlx::FromRow;
@@ -97,6 +98,7 @@ impl User {
         let res = db
             .fetch_one(sqlx::query("SELECT * FROM users WHERE token = $1;").bind(token))
             .await
+            // TODO: this errors sometimes i dont know why
             .unwrap();
         User {
             id: res.get::<i32, _>("id"),
@@ -120,4 +122,20 @@ impl User {
             Err(_) => None,
         }
     }
+    pub async fn set_new_token(&self, mut db: Connection<Db>) -> Result<String, String> {
+        let token_end = rand_hc::Hc128Rng::from_entropy().next_u64();
+        let token_start = sha256::digest(&self.username);
+
+        let token = sha256::digest(format!("{token_start}-{token_end}"));
+
+       match db.fetch_one(sqlx::query("UPDATE users SET token = $1 WHERE id = $2").bind(&token).bind(self.id)).await {
+            Ok(_) => Ok(token),
+            Err(why) => Err(why.to_string())
+        }
+    }
+
+    // god i fucking love rust
+    pub fn exists(&self) -> bool {
+        true
+    }
 }