Fixed delete user when 2FA is enabled, implemented delete user for admin panel, and the front-end part for invite user. Secured admin panel behind a configurable token.

.env

@@ -34,15 +34,23 @@
 ## It's recommended to also set 'ROCKET_CLI_COLORS=off'
 # LOG_FILE=/path/to/log
 
-## Controls if new users can register
-# SIGNUPS_ALLOWED=true
-
 ## Use a local favicon extractor
 ## Set to false to use bitwarden's official icon servers
 ## Set to true to use the local version, which is not as smart,
 ##   but it doesn't send the cipher domains to bitwarden's servers
 # LOCAL_ICON_EXTRACTOR=false
 
+## Controls if new users can register
+# SIGNUPS_ALLOWED=true
+
+## Token for the admin interface, preferably use a long random string
+## One option is to use 'openssl rand -base64 48'
+## If not set, the admin panel is disabled
+# ADMIN_TOKEN=Vy2VyYTTsKPv8W5aEOWUbB/Bt3DEKePbHmI4m9VcemUMS2rEviDowNAFqYi1xjmp
+
+## Invitations org admins to invite users, even when signups are disabled
+# INVITATIONS_ALLOWED=true
+
 ## Controls the PBBKDF password iterations to apply on the server
 ## The change only applies when the password is changed
 # PASSWORD_ITERATIONS=100000

src/api/admin.rs

@@ -1,20 +1,17 @@
 use rocket_contrib::json::Json;
 use serde_json::Value;
 
+use crate::api::{JsonResult, JsonUpcase};
+use crate::CONFIG;
+
 use crate::db::models::*;
 use crate::db::DbConn;
 
-use crate::api::{EmptyResult, JsonResult, JsonUpcase};
-
-use rocket::{Route, Outcome};
-use rocket::request::{self, Request, FromRequest};
+use rocket::request::{self, FromRequest, Request};
+use rocket::{Outcome, Route};
 
 pub fn routes() -> Vec<Route> {
-    routes![
-        get_users,
-        invite_user,
-        delete_user,
-    ]
+    routes![get_users, invite_user, delete_user]
 }
 
 #[derive(Deserialize, Debug)]
@@ -25,14 +22,14 @@ struct InviteData {
 
 #[get("/users")]
 fn get_users(_token: AdminToken, conn: DbConn) -> JsonResult {
-    let users =  User::get_all(&conn);
+    let users = User::get_all(&conn);
     let users_json: Vec<Value> = users.iter().map(|u| u.to_json(&conn)).collect();
 
     Ok(Json(Value::Array(users_json)))
 }
 
-#[post("/users", data="<data>")]
-fn invite_user(data: JsonUpcase<InviteData>, _token: AdminToken, conn: DbConn) -> EmptyResult {
+#[post("/invite", data = "<data>")]
+fn invite_user(data: JsonUpcase<InviteData>, _token: AdminToken, conn: DbConn) -> JsonResult {
     let data: InviteData = data.into_inner().data;
 
     if User::find_by_mail(&data.Email, &conn).is_some() {
@@ -42,30 +39,30 @@ fn invite_user(data: JsonUpcase<InviteData>, _token: AdminToken, conn: DbConn) -
     err!("Unimplemented")
 }
 
-#[delete("/users/<uuid>")]
-fn delete_user(uuid: String, _token: AdminToken, conn: DbConn) -> EmptyResult {
-    let _user = match User::find_by_uuid(&uuid, &conn) {
+#[post("/users/<uuid>/delete")]
+fn delete_user(uuid: String, _token: AdminToken, conn: DbConn) -> JsonResult {
+    let user = match User::find_by_uuid(&uuid, &conn) {
         Some(user) => user,
-        None => err!("User doesn't exist")
+        None => err!("User doesn't exist"),
     };
 
-    // TODO: Enable this once we have a more secure auth method
-    err!("Unimplemented")
-    /*
     match user.delete(&conn) {
-        Ok(_) => Ok(()),
-        Err(e) => err!("Error deleting user", e)
+        Ok(_) => Ok(Json(json!({}))),
+        Err(e) => err!("Error deleting user", e),
     }
-    */
 }
 
-
 pub struct AdminToken {}
 
 impl<'a, 'r> FromRequest<'a, 'r> for AdminToken {
     type Error = &'static str;
 
     fn from_request(request: &'a Request<'r>) -> request::Outcome<Self, Self::Error> {
+        let config_token = match CONFIG.admin_token.as_ref() {
+            Some(token) => token,
+            None => err_handler!("Admin panel is disabled"),
+        };
+
         // Get access_token
         let access_token: &str = match request.headers().get_one("Authorization") {
             Some(a) => match a.rsplit("Bearer ").next() {
@@ -81,7 +78,7 @@ impl<'a, 'r> FromRequest<'a, 'r> for AdminToken {
         // Option 2a: Send it to admin email, like upstream
         // Option 2b: Print in console or save to data dir, so admin can check
 
-        if access_token != "token123" {
+        if access_token != config_token {
             err_handler!("Invalid admin token")
         }
 

src/db/models/two_factor.rs

@@ -107,4 +107,12 @@ impl TwoFactor {
             .filter(twofactor::type_.eq(type_))
             .first::<Self>(&**conn).ok()
     }
+    
+    pub fn delete_all_by_user(user_uuid: &str, conn: &DbConn) -> QueryResult<usize> {
+        diesel::delete(
+            twofactor::table.filter(
+                twofactor::user_uuid.eq(user_uuid)
+            )
+        ).execute(&**conn)
+    }
 }

src/db/models/user.rs

@@ -113,7 +113,7 @@ use diesel;
 use diesel::prelude::*;
 use crate::db::DbConn;
 use crate::db::schema::{users, invitations};
-use super::{Cipher, Folder, Device, UserOrganization, UserOrgType};
+use super::{Cipher, Folder, Device, UserOrganization, UserOrgType, TwoFactor};
 
 /// Database methods
 impl User {
@@ -168,6 +168,7 @@ impl User {
         Cipher::delete_all_by_user(&self.uuid, &*conn)?;
         Folder::delete_all_by_user(&self.uuid, &*conn)?;
         Device::delete_all_by_user(&self.uuid, &*conn)?;
+        TwoFactor::delete_all_by_user(&self.uuid, &*conn)?;
         Invitation::take(&self.email, &*conn); // Delete invitation if any
 
         diesel::delete(users::table.filter(

src/main.rs

@@ -272,6 +272,7 @@ pub struct Config {
     local_icon_extractor: bool,
     signups_allowed: bool,
     invitations_allowed: bool,
+    admin_token: Option<String>,
     server_admin_email: Option<String>,
     password_iterations: i32,
     show_password_hint: bool,
@@ -325,7 +326,8 @@ impl Config {
 
             local_icon_extractor: get_env_or("LOCAL_ICON_EXTRACTOR", false),
             signups_allowed: get_env_or("SIGNUPS_ALLOWED", true),
-            server_admin_email: get_env("SERVER_ADMIN_EMAIL"),
+            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/static/admin.html

@@ -20,13 +20,12 @@
     <style>
         body { padding-top: 70px; }
         img { width: 48px; height: 48px; }
-        #logo  { width: 48px; height: 48px; }
     </style>
 
     <script>
         let key = null;
 
-        function getIdenticon(email) {
+        function identicon(email) {
             const data = new Identicon(md5(email), {
                 size: 48,
                 format: 'svg'
@@ -35,41 +34,97 @@
             return "data:image/svg+xml;base64," + data;
         }
 
+        function setVis(elem, vis) {
+            if (vis) { $(elem).removeClass('d-none'); }
+            else { $(elem).addClass('d-none'); }
+        }
+
+        function updateVis() {
+            setVis("#no-key-form", !key);
+            setVis("#users-block", key);
+            setVis("#invite-form", key);
+        }
+
+        function setKey() {
+            key = $('#key').val() || window.location.hash.slice(1);
+            updateVis();
+            if (key) { loadUsers(); }
+            return false;
+        }
+
+        function resetKey() {
+            key = null;
+            updateVis();
+        }
+
+        function fillRow(data) {
+            for (i in data) {
+                const user = data[i];
+                const row = $("#tmp-row").clone();
+
+                row.attr("id", "user-row:" + user.Id);
+                row.find(".tmp-name").text(user.Name);
+                row.find(".tmp-mail").text(user.Email);
+                row.find(".tmp-icon").attr("src", identicon(user.Email))
+
+                row.find(".tmp-del").on("click", function (e) {
+                    if (confirm("Delete User '" + user.Name + "'?")) {
+                        deleteUser(user.Id);
+                    }
+                    return false;
+                });
+
+                row.appendTo("#users-list");
+                setVis(row, true);
+            }
+        }
+
+        function _headers() { return { "Authorization": "Bearer " + key }; }
+
         function loadUsers() {
             $("#users-list").empty();
+            $.get({ url: "/admin/users", headers: _headers() })
+                .done(fillRow)
+                .fail(resetKey);
 
-            $.ajax({
-                type: "GET",
-                url: "/admin/users",
-                headers: { "Authorization": "Bearer " + key }
-            }).done(function (data) {
-                for (i in data) {
-                    let user = data[i];
-                    let row = $("#tmp-user-row").clone();
+            return false;
+        }
 
-                    row.attr("id", "user-row:" + user.Id);
-                    row.find(".tmp-user-name").text(user.Name);
-                    row.find(".tmp-user-mail").text(user.Email);
-                    row.find(".tmp-user-icon").attr("src", getIdenticon(user.Email))
+        function _post(url, successMsg, errMsg, resetOnErr, data) {
+            $.post({ url: url, headers: _headers(), data: data })
+                .done(() => {
+                    alert(successMsg);
+                    loadUsers();
+                })
+                .fail((e) => {
+                    const msg = e.responseJSON ?
+                        e.responseJSON.ErrorModel.Message
+                        : "Unknown error";
+                    alert(errMsg + ": " + msg);
+                    if (resetOnErr) { resetKey(); }
+                });
+        }
 
-                    row.find(".tmp-user-del").on("click", function (e) {
-                        alert("Not Implemented: Deleting UUID " + user.Id);
-                    });
+        function deleteUser(id) {
+            _post("/admin/users/" + id + "/delete",
+                "User deleted correctly",
+                "Error deleting user", true);
+        }
 
-                    row.appendTo("#users-list");
-                    row.removeClass('d-none');
-                }
-            })
+        function inviteUser() {
+            data = JSON.stringify({ "Email": $("#email-invite").val() });
+
+            _post("/admin/invite/",
+                "User invited correctly",
+                "Error inviting user", false, data);
         }
 
         $(window).on('load', function () {
-            key = new URLSearchParams(window.location.search).get('key');
-            if (key) {
-                $("#no-key-form").addClass('d-none');
-                loadUsers();
-            } else {
-                $("#users-block").addClass('d-none');
-            }
+            setKey();
+
+            $("#key-form").submit(setKey);
+            $("#reload-btn").on("click", loadUsers);
+            $("#invite-form").submit(inviteUser);
         });
     </script>
 </head>
@@ -89,36 +144,48 @@
         </div>
     </nav>
     <main class="container">
-        <div id="no-key-form" class="align-items-center p-3 mb-3 text-white-50 bg-danger rounded shadow">
+        <div id="no-key-form" class="d-none align-items-center p-3 mb-3 text-white-50 bg-danger rounded shadow">
             <div>
                 <h6 class="mb-0 text-white">Authentication key needed to continue</h6>
                 <small>Please provide it below:</small>
 
-                <form class="form-inline" method="get">
-                    <input type="text" class="form-control mr-2" id="key" name="key" placeholder="Enter admin key">
-                    <button type="submit" class="btn btn-primary">Submit</button>
+                <form class="form-inline" id="key-form">
+                    <input type="password" class="form-control w-50 mr-2" id="key" placeholder="Enter admin key">
+                    <button type="submit" class="btn btn-primary">Save</button>
                 </form>
             </div>
         </div>
 
-        <div id="users-block" class="my-3 p-3 bg-white rounded shadow">
+        <div id="users-block" class="d-none my-3 p-3 bg-white rounded shadow">
             <h6 class="border-bottom pb-2 mb-0">Registered Users</h6>
 
             <div id="users-list"></div>
 
             <small class="d-block text-right mt-3">
-                <a href="#" onclick="loadUsers();">Reload users</a>
+                <a id="reload-btn" href="#">Reload users</a>
             </small>
         </div>
 
-        <div id="tmp-user-row" class="d-none media pt-3">
-            <img src="#" alt="identicon" class="mr-2 rounded  tmp-user-icon">
+        <div id="invite-form" class="d-none align-items-center p-3 mb-3 text-white-50 bg-secondary rounded shadow">
+            <div>
+                <h6 class="mb-0 text-white">Invite User</h6>
+                <small>Email:</small>
+
+                <form class="form-inline" id="invite-form">
+                    <input type="email" class="form-control w-50 mr-2" id="email-invite" placeholder="Enter email">
+                    <button type="submit" class="btn btn-primary">Invite</button>
+                </form>
+            </div>
+        </div>
+
+        <div id="tmp-row" class="d-none media pt-3">
+            <img class="mr-2 rounded tmp-icon">
             <div class="media-body pb-3 mb-0 small border-bottom">
                 <div class="d-flex justify-content-between">
-                    <strong class="tmp-user-name">Full Name</strong>
-                    <a class="tmp-user-del mr-3" href="#">Delete User</a>
+                    <strong class="tmp-name">Full Name</strong>
+                    <a class="tmp-del mr-3" href="#">Delete User</a>
                 </div>
-                <span class="d-block tmp-user-mail">Email</span>
+                <span class="d-block tmp-mail">Email</span>
             </div>
         </div>
     </main>