bitwarden_rs/src/api/identity.rs

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use std::collections::HashMap;
use rocket::Route;
use rocket::request::{Form, FormItems, FromForm};
use rocket::response::status::BadRequest;
use rocket_contrib::Json;
use db::DbConn;
use db::models::*;
use util;
pub fn routes() -> Vec<Route> {
routes![ login]
}
#[post("/connect/token", data = "<connect_data>")]
fn login(connect_data: Form<ConnectData>, conn: DbConn) -> Result<Json, BadRequest<Json>> {
let data = connect_data.get();
println!("{:#?}", data);
let mut device = match data.grant_type {
GrantType::RefreshToken => {
// Extract token
let token = data.get("refresh_token").unwrap();
// Get device by refresh token
match Device::find_by_refresh_token(token, &conn) {
Some(device) => device,
None => err!("Invalid refresh token")
}
}
GrantType::Password => {
// Validate scope
let scope = data.get("scope").unwrap();
if scope != "api offline_access" {
err!("Scope not supported")
}
// Get the user
let username = data.get("username").unwrap();
let user = match User::find_by_mail(username, &conn) {
Some(user) => user,
None => err!("Username or password is incorrect. Try again.")
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};
// Check password
let password = data.get("password").unwrap();
if !user.check_valid_password(password) {
err!("Username or password is incorrect. Try again.")
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}
// Check if totp code is required and the value is correct
let totp_code = util::parse_option_string(data.get("twoFactorToken"));
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if !user.check_totp_code(totp_code) {
// Return error 400
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err_json!(json!({
"error" : "invalid_grant",
"error_description" : "Two factor required.",
"TwoFactorProviders" : [ 0 ],
"TwoFactorProviders2" : { "0" : null }
}))
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}
// Let's only use the header and ignore the 'devicetype' parameter
// TODO Get header Device-Type
let device_type_num = 0;// headers.device_type;
let (device_id, device_name) = match data.is_device {
false => { (format!("web-{}", user.uuid), String::from("web")) }
true => {
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(
data.get("deviceidentifier").unwrap().clone(),
data.get("devicename").unwrap().clone(),
)
}
};
// Find device or create new
match Device::find_by_uuid(&device_id, &conn) {
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Some(device) => {
// Check if valid device
if device.user_uuid != user.uuid {
device.delete(&conn);
err!("Device is not owned by user")
}
device
}
None => {
// Create new device
Device::new(device_id, user.uuid, device_name, device_type_num)
}
}
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}
};
let user = User::find_by_uuid(&device.user_uuid, &conn).unwrap();
let (access_token, expires_in) = device.refresh_tokens(&user);
device.save(&conn);
Ok(Json(json!({
"access_token": access_token,
"expires_in": expires_in,
"token_type": "Bearer",
"refresh_token": device.refresh_token,
"Key": user.key,
"PrivateKey": user.private_key
})))
}
#[derive(Debug)]
struct ConnectData {
grant_type: GrantType,
is_device: bool,
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data: HashMap<String, String>,
}
#[derive(Debug, Copy, Clone)]
enum GrantType { RefreshToken, Password }
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impl ConnectData {
fn get(&self, key: &str) -> Option<&String> {
self.data.get(&key.to_lowercase())
}
}
const VALUES_REFRESH: [&str; 1] = ["refresh_token"];
const VALUES_PASSWORD: [&str; 5] = ["client_id", "grant_type", "password", "scope", "username"];
const VALUES_DEVICE: [&str; 3] = ["deviceidentifier", "devicename", "devicetype"];
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impl<'f> FromForm<'f> for ConnectData {
type Error = String;
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fn from_form(items: &mut FormItems<'f>, _strict: bool) -> Result<Self, Self::Error> {
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let mut data = HashMap::new();
// Insert data into map
for (key, value) in items {
match (key.url_decode(), value.url_decode()) {
(Ok(key), Ok(value)) => data.insert(key.to_lowercase(), value),
_ => return Err(format!("Error decoding key or value")),
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};
}
// Validate needed values
let (grant_type, is_device) =
match data.get("grant_type").map(String::as_ref) {
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Some("refresh_token") => {
check_values(&data, &VALUES_REFRESH)?;
(GrantType::RefreshToken, false) // Device doesn't matter here
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}
Some("password") => {
check_values(&data, &VALUES_PASSWORD)?;
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let is_device = match data.get("client_id").unwrap().as_ref() {
"browser" | "mobile" => check_values(&data, &VALUES_DEVICE)?,
_ => false
};
(GrantType::Password, is_device)
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}
_ => return Err(format!("Grant type not supported"))
};
Ok(ConnectData { grant_type, is_device, data })
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}
}
fn check_values(map: &HashMap<String, String>, values: &[&str]) -> Result<bool, String> {
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for value in values {
if !map.contains_key(*value) {
return Err(format!("{} cannot be blank", value));
}
}
Ok(true)
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}