update deps, new version

CHANGELOG.md

@@ -0,0 +1,7 @@
+# [0.2.2]
+
+- Update dependencies
+
+# [0.2.1]
+
+- change from `thread_rng` to `OsRng` for better session ID entropy

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "rocket_session"
-version = "0.2.0"
+version = "0.2.2"
 authors = ["Ondřej Hruška <ondra@ondrovo.com>"]
 edition = "2018"
 license = "MIT"
@@ -16,6 +16,6 @@ categories = [
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rand = "0.7.2"
-rocket = "0.4.2"
-parking_lot = "0.10.0"
+rand = "0.8"
+rocket = "0.4"
+parking_lot = "0.11"

examples/dog_list/main.rs

@@ -2,7 +2,6 @@
 #[macro_use]
 extern crate rocket;
 
-use rocket::request::Form;
 use rocket::response::content::Html;
 use rocket::response::Redirect;
 
@@ -30,38 +29,23 @@ fn index(session: Session) -> Html<String> {
             <ul>
         "#,
     );
-
     session.tap(|sess| {
         for (n, dog) in sess.iter().enumerate() {
             page.push_str(&format!(
-                r#"
-                <li>&#x1F436; {} <a href="/remove/{}">Remove</a></li>
-            "#,
+                r#"<li>&#x1F436; {} <a href="/remove/{}">Remove</a></li>"#,
                 dog, n
             ));
         }
     });
-
-    page.push_str(
-        r#"
-            </ul>
-        "#,
-    );
-
+    page.push_str("</ul>");
     Html(page)
 }
 
-#[derive(FromForm)]
-struct AddForm {
-    name: String,
-}
-
 #[post("/add", data = "<dog>")]
-fn add(session: Session, dog: Form<AddForm>) -> Redirect {
+fn add(session: Session, dog: String) -> Redirect {
     session.tap(move |sess| {
-        sess.push(dog.into_inner().name);
+        sess.push(dog);
     });
-
     Redirect::found("/")
 }
 
@@ -72,6 +56,5 @@ fn remove(session: Session, dog: usize) -> Redirect {
             sess.remove(dog);
         }
     });
-
     Redirect::found("/")
 }

src/lib.rs

@@ -1,5 +1,5 @@
 use parking_lot::{Mutex, RwLock, RwLockUpgradableReadGuard};
-use rand::Rng;
+use rand::{Rng, rngs::OsRng};
 
 use rocket::{
     fairing::{self, Fairing, Info},
@@ -176,9 +176,10 @@ where
 
                     // Find a new unique ID - we are still safely inside the write guard
                     let new_id = SessionID(loop {
-                        let token: String = rand::thread_rng()
+                        let token: String = OsRng
                             .sample_iter(&rand::distributions::Alphanumeric)
                             .take(store.config.cookie_len)
+                            .map(char::from)
                             .collect();
 
                         if !store_wg.sessions.contains_key(&token) {