Remove config option for admin email, embdedded admin page, managed IO::Error, and added security and cache headers globally

src/api/web.rs

@@ -1,10 +1,10 @@
 use std::io;
 use std::path::{Path, PathBuf};
 
+use rocket::http::ContentType;
 use rocket::request::Request;
+use rocket::response::content::{Content, Html};
 use rocket::response::{self, NamedFile, Responder};
-use rocket::response::content::Content;
-use rocket::http::{ContentType, Status};
 use rocket::Route;
 use rocket_contrib::json::Json;
 use serde_json::Value;
@@ -19,56 +19,71 @@ pub fn routes() -> Vec<Route> {
     }
 }
 
-// TODO: Might want to use in memory cache: https://github.com/hgzimmerman/rocket-file-cache
 #[get("/")]
-fn web_index() -> WebHeaders<io::Result<NamedFile>> {
-    web_files("index.html".into())
+fn web_index() -> Cached<io::Result<NamedFile>> {
+    Cached::short(NamedFile::open(Path::new(&CONFIG.web_vault_folder).join("index.html")))
 }
 
 #[get("/app-id.json")]
-fn app_id() -> WebHeaders<Content<Json<Value>>> {
+fn app_id() -> Cached<Content<Json<Value>>> {
     let content_type = ContentType::new("application", "fido.trusted-apps+json");
 
-    WebHeaders(Content(content_type, Json(json!({
-    "trustedFacets": [
-        {
-        "version": { "major": 1, "minor": 0 },
-        "ids": [
-            &CONFIG.domain,
-            "ios:bundle-id:com.8bit.bitwarden",
-            "android:apk-key-hash:dUGFzUzf3lmHSLBDBIv+WaFyZMI" ]
-        }]
-    }))))
+    Cached::long(Content(
+        content_type,
+        Json(json!({
+        "trustedFacets": [
+            {
+            "version": { "major": 1, "minor": 0 },
+            "ids": [
+                &CONFIG.domain,
+                "ios:bundle-id:com.8bit.bitwarden",
+                "android:apk-key-hash:dUGFzUzf3lmHSLBDBIv+WaFyZMI" ]
+            }]
+        })),
+    ))
 }
 
+const ADMIN_PAGE: &'static str = include_str!("../static/admin.html");
+
 #[get("/admin")]
-fn admin_page() -> WebHeaders<io::Result<NamedFile>> {
-    WebHeaders(NamedFile::open("src/static/admin.html")) // TODO: Change this to embed the page in the binary
+fn admin_page() -> Cached<Html<&'static str>> {
+    Cached::short(Html(ADMIN_PAGE))
 }
 
+/* // Use this during Admin page development
+#[get("/admin")]
+fn admin_page() -> Cached<io::Result<NamedFile>> {
+    Cached::short(NamedFile::open("src/static/admin.html"))
+}
+*/
+
 #[get("/<p..>", rank = 1)] // Only match this if the other routes don't match
-fn web_files(p: PathBuf) -> WebHeaders<io::Result<NamedFile>> {
-    WebHeaders(NamedFile::open(Path::new(&CONFIG.web_vault_folder).join(p)))
+fn web_files(p: PathBuf) -> Cached<io::Result<NamedFile>> {
+    Cached::long(NamedFile::open(Path::new(&CONFIG.web_vault_folder).join(p)))
 }
 
-struct WebHeaders<R>(R);
+struct Cached<R>(R, &'static str);
 
-impl<'r, R: Responder<'r>> Responder<'r> for WebHeaders<R> {
+impl<R> Cached<R> {
+    fn long(r: R) -> Cached<R> {
+        // 7 days
+        Cached(r, "public, max-age=604800".into())
+    }
+
+    fn short(r: R) -> Cached<R> {
+        // 10 minutes
+        Cached(r, "public, max-age=600".into())
+    }
+}
+
+impl<'r, R: Responder<'r>> Responder<'r> for Cached<R> {
     fn respond_to(self, req: &Request) -> response::Result<'r> {
         match self.0.respond_to(req) {
             Ok(mut res) => {
-                res.set_raw_header("Referrer-Policy", "same-origin");
-                res.set_raw_header("X-Frame-Options", "SAMEORIGIN");
-                res.set_raw_header("X-Content-Type-Options", "nosniff");
-                res.set_raw_header("X-XSS-Protection", "1; mode=block");
-                let csp = "frame-ancestors 'self' chrome-extension://nngceckbapebfimnlniiiahkandclblb moz-extension://*;";
-                res.set_raw_header("Content-Security-Policy", csp);
-
+                res.set_raw_header("Cache-Control", self.1);
                 Ok(res)
-            },
-            Err(_) => {
-                Err(Status::NotFound)
             }
+            e @ Err(_) => e,
         }
     }
 }
@@ -78,7 +93,6 @@ fn attachments(uuid: String, file: PathBuf) -> io::Result<NamedFile> {
     NamedFile::open(Path::new(&CONFIG.attachments_folder).join(uuid).join(file))
 }
 
-
 #[get("/alive")]
 fn alive() -> Json<String> {
     use crate::util::format_date;

src/db/models/attachment.rs

@@ -74,7 +74,7 @@ impl Attachment {
         )
         .map_res("Error deleting attachment")?;
         
-        crate::util::delete_file(&self.get_file_path());
+        crate::util::delete_file(&self.get_file_path())?;
         Ok(())
     }
 

src/error.rs

@@ -47,6 +47,7 @@ use diesel::result::Error as DieselError;
 use jsonwebtoken::errors::Error as JwtError;
 use serde_json::{Error as SerError, Value};
 use u2f::u2ferror::U2fError as U2fErr;
+use std::io::Error as IOError;
 
 // Error struct
 // Each variant has two elements, the first is an error of different types, used for logging purposes
@@ -64,6 +65,7 @@ make_error! {
     U2fError(U2fErr,     _): true,  _api_error,
     SerdeError(SerError, _): true,  _api_error,
     JWTError(JwtError,   _): true,  _api_error,
+    IoErrror(IOError,    _): true,  _api_error,
     //WsError(ws::Error, _): true,  _api_error,
 }
 

src/main.rs

@@ -32,6 +32,7 @@ fn init_rocket() -> Rocket {
         .mount("/notifications", api::notifications_routes())
         .manage(db::init_pool())
         .manage(api::start_notification_server())
+        .attach(util::AppHeaders())
 }
 
 // Embed the migrations from the migrations folder into the application
@@ -272,7 +273,6 @@ pub struct Config {
     signups_allowed: bool,
     invitations_allowed: bool,
     admin_token: Option<String>,
-    server_admin_email: Option<String>,
     password_iterations: i32,
     show_password_hint: bool,
 
@@ -326,7 +326,6 @@ impl Config {
             local_icon_extractor: get_env_or("LOCAL_ICON_EXTRACTOR", false),
             signups_allowed: get_env_or("SIGNUPS_ALLOWED", true),
             admin_token: get_env("ADMIN_TOKEN"),
-            server_admin_email:None, // TODO: Delete this
             invitations_allowed: get_env_or("INVITATIONS_ALLOWED", true),
             password_iterations: get_env_or("PASSWORD_ITERATIONS", 100_000),
             show_password_hint: get_env_or("SHOW_PASSWORD_HINT", true),

src/util.rs

@@ -1,29 +1,57 @@
+///
+/// Web Headers
+///
+use rocket::fairing::{Fairing, Info, Kind};
+use rocket::{Request, Response};
+
+pub struct AppHeaders ();
+
+impl Fairing for AppHeaders {
+    fn info(&self) -> Info {
+        Info {
+            name: "Application Headers",
+            kind: Kind::Response,
+        }
+    }
+
+    fn on_response(&self, _req: &Request, res: &mut Response) {
+        res.set_raw_header("Referrer-Policy", "same-origin");
+        res.set_raw_header("X-Frame-Options", "SAMEORIGIN");
+        res.set_raw_header("X-Content-Type-Options", "nosniff");
+        res.set_raw_header("X-XSS-Protection", "1; mode=block");
+        let csp = "frame-ancestors 'self' chrome-extension://nngceckbapebfimnlniiiahkandclblb moz-extension://*;";
+        res.set_raw_header("Content-Security-Policy", csp);
+
+        // Disable cache unless otherwise specified
+        if !res.headers().contains("cache-control") {
+            res.set_raw_header("Cache-Control", "no-cache, no-store, max-age=0");
+        }
+    }
+}
+
+
 ///
 /// File handling
 ///
-
-use std::path::Path;
-use std::io::Read;
 use std::fs::{self, File};
+use std::io::{Read, Result as IOResult};
+use std::path::Path;
 
 pub fn file_exists(path: &str) -> bool {
     Path::new(path).exists()
 }
 
-pub fn read_file(path: &str) -> Result<Vec<u8>, String> {
-    let mut file = File::open(Path::new(path))
-        .map_err(|e| format!("Error opening file: {}", e))?;
-
+pub fn read_file(path: &str) -> IOResult<Vec<u8>> {
     let mut contents: Vec<u8> = Vec::new();
     
-    file.read_to_end(&mut contents)
-        .map_err(|e| format!("Error reading file: {}", e))?;
+    let mut file = File::open(Path::new(path))?;
+    file.read_to_end(&mut contents)?;
 
     Ok(contents)
 }
 
-pub fn delete_file(path: &str) -> bool {
-    let res = fs::remove_file(path).is_ok();
+pub fn delete_file(path: &str) -> IOResult<()> {
+    let res = fs::remove_file(path);
 
     if let Some(parent) = Path::new(path).parent() {
         // If the directory isn't empty, this returns an error, which we ignore
@@ -34,7 +62,6 @@ pub fn delete_file(path: &str) -> bool {
     res
 }
 
-
 const UNITS: [&str; 6] = ["bytes", "KB", "MB", "GB", "TB", "PB"];
 
 pub fn get_display_size(size: i32) -> String {