use serde_json::Value; use std::process::Command; use rocket::http::{Cookie, Cookies, SameSite}; use rocket::request::{self, FlashMessage, Form, FromRequest, Request}; use rocket::response::{content::Html, Flash, Redirect}; use rocket::{Outcome, Route}; use rocket_contrib::json::Json; use crate::api::{ApiResult, EmptyResult, JsonResult}; use crate::auth::{decode_admin, encode_jwt, generate_admin_claims, ClientIp}; use crate::config::ConfigBuilder; use crate::db::{backup_database, models::*, DbConn}; use crate::error::Error; use crate::mail; use crate::CONFIG; pub fn routes() -> Vec { if CONFIG.admin_token().is_none() && !CONFIG.disable_admin_token() { return routes![admin_disabled]; } routes![ admin_login, get_users, post_admin_login, admin_page, invite_user, logout, delete_user, deauth_user, remove_2fa, update_revision_users, post_config, delete_config, backup_db, ] } lazy_static! { static ref CAN_BACKUP: bool = cfg!(feature = "sqlite") && Command::new("sqlite3").arg("-version").status().is_ok(); } #[get("/")] fn admin_disabled() -> &'static str { "The admin panel is disabled, please configure the 'ADMIN_TOKEN' variable to enable it" } const COOKIE_NAME: &str = "BWRS_ADMIN"; const ADMIN_PATH: &str = "/admin"; const BASE_TEMPLATE: &str = "admin/base"; const VERSION: Option<&str> = option_env!("GIT_VERSION"); #[get("/", rank = 2)] fn admin_login(flash: Option) -> ApiResult> { // If there is an error, show it let msg = flash.map(|msg| format!("{}: {}", msg.name(), msg.msg())); let json = json!({"page_content": "admin/login", "version": VERSION, "error": msg}); // Return the page let text = CONFIG.render_template(BASE_TEMPLATE, &json)?; Ok(Html(text)) } #[derive(FromForm)] struct LoginForm { token: String, } #[post("/", data = "")] fn post_admin_login(data: Form, mut cookies: Cookies, ip: ClientIp) -> Result> { let data = data.into_inner(); // If the token is invalid, redirect to login page if !_validate_token(&data.token) { error!("Invalid admin token. IP: {}", ip.ip); Err(Flash::error( Redirect::to(ADMIN_PATH), "Invalid admin token, please try again.", )) } else { // If the token received is valid, generate JWT and save it as a cookie let claims = generate_admin_claims(); let jwt = encode_jwt(&claims); let cookie = Cookie::build(COOKIE_NAME, jwt) .path(ADMIN_PATH) .max_age(chrono::Duration::minutes(20)) .same_site(SameSite::Strict) .http_only(true) .finish(); cookies.add(cookie); Ok(Redirect::to(ADMIN_PATH)) } } fn _validate_token(token: &str) -> bool { match CONFIG.admin_token().as_ref() { None => false, Some(t) => crate::crypto::ct_eq(t.trim(), token.trim()), } } #[derive(Serialize)] struct AdminTemplateData { page_content: String, version: Option<&'static str>, users: Vec, config: Value, can_backup: bool, logged_in: bool, } impl AdminTemplateData { fn new(users: Vec) -> Self { Self { page_content: String::from("admin/page"), version: VERSION, users, config: CONFIG.prepare_json(), can_backup: *CAN_BACKUP, logged_in: true, } } fn render(self) -> Result { CONFIG.render_template(BASE_TEMPLATE, &self) } } #[get("/", rank = 1)] fn admin_page(_token: AdminToken, conn: DbConn) -> ApiResult> { let users = User::get_all(&conn); let users_json: Vec = users.iter().map(|u| u.to_json(&conn)).collect(); let text = AdminTemplateData::new(users_json).render()?; Ok(Html(text)) } #[derive(Deserialize, Debug)] #[allow(non_snake_case)] struct InviteData { email: String, } #[post("/invite", data = "")] fn invite_user(data: Json, _token: AdminToken, conn: DbConn) -> EmptyResult { let data: InviteData = data.into_inner(); let email = data.email.clone(); if User::find_by_mail(&data.email, &conn).is_some() { err!("User already exists") } let mut user = User::new(email); user.save(&conn)?; if CONFIG.mail_enabled() { mail::send_invite(&user.email, &user.uuid, None, None, &CONFIG.invitation_org_name(), None) } else { let invitation = Invitation::new(data.email); invitation.save(&conn) } } #[get("/logout")] fn logout(mut cookies: Cookies) -> Result { cookies.remove(Cookie::named(COOKIE_NAME)); Ok(Redirect::to(ADMIN_PATH)) } #[get("/users")] fn get_users(_token: AdminToken, conn: DbConn) -> JsonResult { let users = User::get_all(&conn); let users_json: Vec = users.iter().map(|u| u.to_json(&conn)).collect(); Ok(Json(Value::Array(users_json))) } #[post("/users//delete")] fn delete_user(uuid: String, _token: AdminToken, conn: DbConn) -> EmptyResult { let user = match User::find_by_uuid(&uuid, &conn) { Some(user) => user, None => err!("User doesn't exist"), }; user.delete(&conn) } #[post("/users//deauth")] fn deauth_user(uuid: String, _token: AdminToken, conn: DbConn) -> EmptyResult { let mut user = match User::find_by_uuid(&uuid, &conn) { Some(user) => user, None => err!("User doesn't exist"), }; Device::delete_all_by_user(&user.uuid, &conn)?; user.reset_security_stamp(); user.save(&conn) } #[post("/users//remove-2fa")] fn remove_2fa(uuid: String, _token: AdminToken, conn: DbConn) -> EmptyResult { let mut user = match User::find_by_uuid(&uuid, &conn) { Some(user) => user, None => err!("User doesn't exist"), }; TwoFactor::delete_all_by_user(&user.uuid, &conn)?; user.totp_recover = None; user.save(&conn) } #[post("/users/update_revision")] fn update_revision_users(_token: AdminToken, conn: DbConn) -> EmptyResult { User::update_all_revisions(&conn) } #[post("/config", data = "")] fn post_config(data: Json, _token: AdminToken) -> EmptyResult { let data: ConfigBuilder = data.into_inner(); CONFIG.update_config(data) } #[post("/config/delete")] fn delete_config(_token: AdminToken) -> EmptyResult { CONFIG.delete_user_config() } #[post("/config/backup_db")] fn backup_db(_token: AdminToken) -> EmptyResult { if *CAN_BACKUP { backup_database() } else { err!("Can't back up current DB (either it's not SQLite or the 'sqlite' binary is not present)"); } } pub struct AdminToken {} impl<'a, 'r> FromRequest<'a, 'r> for AdminToken { type Error = &'static str; fn from_request(request: &'a Request<'r>) -> request::Outcome { if CONFIG.disable_admin_token() { Outcome::Success(AdminToken {}) } else { let mut cookies = request.cookies(); let access_token = match cookies.get(COOKIE_NAME) { Some(cookie) => cookie.value(), None => return Outcome::Forward(()), // If there is no cookie, redirect to login }; let ip = match request.guard::() { Outcome::Success(ip) => ip.ip, _ => err_handler!("Error getting Client IP"), }; if decode_admin(access_token).is_err() { // Remove admin cookie cookies.remove(Cookie::named(COOKIE_NAME)); error!("Invalid or expired admin JWT. IP: {}.", ip); return Outcome::Forward(()); } Outcome::Success(AdminToken {}) } } }