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|
//
// JWT Handling
//
use chrono::{Duration, Utc};
use num_traits::FromPrimitive;
use once_cell::sync::Lazy;
use jsonwebtoken::{self, Algorithm, DecodingKey, EncodingKey, Header};
use serde::de::DeserializeOwned;
use serde::ser::Serialize;
use crate::{
error::{Error, MapResult},
util::read_file,
CONFIG,
};
const JWT_ALGORITHM: Algorithm = Algorithm::RS256;
pub static DEFAULT_VALIDITY: Lazy<Duration> = Lazy::new(|| Duration::hours(2));
static JWT_HEADER: Lazy<Header> = Lazy::new(|| Header::new(JWT_ALGORITHM));
pub static JWT_LOGIN_ISSUER: Lazy<String> = Lazy::new(|| format!("{}|login", CONFIG.domain_origin()));
static JWT_INVITE_ISSUER: Lazy<String> = Lazy::new(|| format!("{}|invite", CONFIG.domain_origin()));
static JWT_DELETE_ISSUER: Lazy<String> = Lazy::new(|| format!("{}|delete", CONFIG.domain_origin()));
static JWT_VERIFYEMAIL_ISSUER: Lazy<String> = Lazy::new(|| format!("{}|verifyemail", CONFIG.domain_origin()));
static JWT_ADMIN_ISSUER: Lazy<String> = Lazy::new(|| format!("{}|admin", CONFIG.domain_origin()));
static PRIVATE_RSA_KEY: Lazy<Vec<u8>> = Lazy::new(|| match read_file(&CONFIG.private_rsa_key()) {
Ok(key) => key,
Err(e) => panic!("Error loading private RSA Key.\n Error: {}", e),
});
static PUBLIC_RSA_KEY: Lazy<Vec<u8>> = Lazy::new(|| match read_file(&CONFIG.public_rsa_key()) {
Ok(key) => key,
Err(e) => panic!("Error loading public RSA Key.\n Error: {}", e),
});
pub fn encode_jwt<T: Serialize>(claims: &T) -> String {
match jsonwebtoken::encode(&JWT_HEADER, claims, &EncodingKey::from_rsa_der(&PRIVATE_RSA_KEY)) {
Ok(token) => token,
Err(e) => panic!("Error encoding jwt {}", e),
}
}
fn decode_jwt<T: DeserializeOwned>(token: &str, issuer: String) -> Result<T, Error> {
let validation = jsonwebtoken::Validation {
leeway: 30, // 30 seconds
validate_exp: true,
validate_nbf: true,
aud: None,
iss: Some(issuer),
sub: None,
algorithms: vec![JWT_ALGORITHM],
};
let token = token.replace(char::is_whitespace, "");
jsonwebtoken::decode(&token, &DecodingKey::from_rsa_der(&PUBLIC_RSA_KEY), &validation)
.map(|d| d.claims)
.map_res("Error decoding JWT")
}
pub fn decode_login(token: &str) -> Result<LoginJWTClaims, Error> {
decode_jwt(token, JWT_LOGIN_ISSUER.to_string())
}
pub fn decode_invite(token: &str) -> Result<InviteJWTClaims, Error> {
decode_jwt(token, JWT_INVITE_ISSUER.to_string())
}
pub fn decode_delete(token: &str) -> Result<DeleteJWTClaims, Error> {
decode_jwt(token, JWT_DELETE_ISSUER.to_string())
}
pub fn decode_verify_email(token: &str) -> Result<VerifyEmailJWTClaims, Error> {
decode_jwt(token, JWT_VERIFYEMAIL_ISSUER.to_string())
}
pub fn decode_admin(token: &str) -> Result<AdminJWTClaims, Error> {
decode_jwt(token, JWT_ADMIN_ISSUER.to_string())
}
#[derive(Debug, Serialize, Deserialize)]
pub struct LoginJWTClaims {
// Not before
pub nbf: i64,
// Expiration time
pub exp: i64,
// Issuer
pub iss: String,
// Subject
pub sub: String,
pub premium: bool,
pub name: String,
pub email: String,
pub email_verified: bool,
pub orgowner: Vec<String>,
pub orgadmin: Vec<String>,
pub orguser: Vec<String>,
pub orgmanager: Vec<String>,
// user security_stamp
pub sstamp: String,
// device uuid
pub device: String,
// [ "api", "offline_access" ]
pub scope: Vec<String>,
// [ "Application" ]
pub amr: Vec<String>,
}
#[derive(Debug, Serialize, Deserialize)]
pub struct InviteJWTClaims {
// Not before
pub nbf: i64,
// Expiration time
pub exp: i64,
// Issuer
pub iss: String,
// Subject
pub sub: String,
pub email: String,
pub org_id: Option<String>,
pub user_org_id: Option<String>,
pub invited_by_email: Option<String>,
}
pub fn generate_invite_claims(
uuid: String,
email: String,
org_id: Option<String>,
user_org_id: Option<String>,
invited_by_email: Option<String>,
) -> InviteJWTClaims {
let time_now = Utc::now().naive_utc();
InviteJWTClaims {
nbf: time_now.timestamp(),
exp: (time_now + Duration::days(5)).timestamp(),
iss: JWT_INVITE_ISSUER.to_string(),
sub: uuid,
email,
org_id,
user_org_id,
invited_by_email,
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct DeleteJWTClaims {
// Not before
pub nbf: i64,
// Expiration time
pub exp: i64,
// Issuer
pub iss: String,
// Subject
pub sub: String,
}
pub fn generate_delete_claims(uuid: String) -> DeleteJWTClaims {
let time_now = Utc::now().naive_utc();
DeleteJWTClaims {
nbf: time_now.timestamp(),
exp: (time_now + Duration::days(5)).timestamp(),
iss: JWT_DELETE_ISSUER.to_string(),
sub: uuid,
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct VerifyEmailJWTClaims {
// Not before
pub nbf: i64,
// Expiration time
pub exp: i64,
// Issuer
pub iss: String,
// Subject
pub sub: String,
}
pub fn generate_verify_email_claims(uuid: String) -> DeleteJWTClaims {
let time_now = Utc::now().naive_utc();
DeleteJWTClaims {
nbf: time_now.timestamp(),
exp: (time_now + Duration::days(5)).timestamp(),
iss: JWT_VERIFYEMAIL_ISSUER.to_string(),
sub: uuid,
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct AdminJWTClaims {
// Not before
pub nbf: i64,
// Expiration time
pub exp: i64,
// Issuer
pub iss: String,
// Subject
pub sub: String,
}
pub fn generate_admin_claims() -> AdminJWTClaims {
let time_now = Utc::now().naive_utc();
AdminJWTClaims {
nbf: time_now.timestamp(),
exp: (time_now + Duration::minutes(20)).timestamp(),
iss: JWT_ADMIN_ISSUER.to_string(),
sub: "admin_panel".to_string(),
}
}
//
// Bearer token authentication
//
use rocket::request::{FromRequest, Outcome, Request};
use crate::db::{
models::{CollectionUser, Device, User, UserOrgStatus, UserOrgType, UserOrganization, UserStampException},
DbConn,
};
pub struct Host {
pub host: String
}
impl<'a, 'r> FromRequest<'a, 'r> for Host {
type Error = &'static str;
fn from_request(request: &'a Request<'r>) -> Outcome<Self, Self::Error> {
let headers = request.headers();
// Get host
let host = if CONFIG.domain_set() {
CONFIG.domain()
} else if let Some(referer) = headers.get_one("Referer") {
referer.to_string()
} else {
// Try to guess from the headers
use std::env;
let protocol = if let Some(proto) = headers.get_one("X-Forwarded-Proto") {
proto
} else if env::var("ROCKET_TLS").is_ok() {
"https"
} else {
"http"
};
let host = if let Some(host) = headers.get_one("X-Forwarded-Host") {
host
} else if let Some(host) = headers.get_one("Host") {
host
} else {
""
};
format!("{}://{}", protocol, host)
};
Outcome::Success(Host { host })
}
}
pub struct Headers {
pub host: String,
pub device: Device,
pub user: User,
}
impl<'a, 'r> FromRequest<'a, 'r> for Headers {
type Error = &'static str;
fn from_request(request: &'a Request<'r>) -> Outcome<Self, Self::Error> {
let headers = request.headers();
let host = match Host::from_request(request) {
Outcome::Forward(_) => return Outcome::Forward(()),
Outcome::Failure(f) => return Outcome::Failure(f),
Outcome::Success(host) => host.host,
};
// Get access_token
let access_token: &str = match headers.get_one("Authorization") {
Some(a) => match a.rsplit("Bearer ").next() {
Some(split) => split,
None => err_handler!("No access token provided"),
},
None => err_handler!("No access token provided"),
};
// Check JWT token is valid and get device and user from it
let claims = match decode_login(access_token) {
Ok(claims) => claims,
Err(_) => err_handler!("Invalid claim"),
};
let device_uuid = claims.device;
let user_uuid = claims.sub;
let conn = match request.guard::<DbConn>() {
Outcome::Success(conn) => conn,
_ => err_handler!("Error getting DB"),
};
let device = match Device::find_by_uuid(&device_uuid, &conn) {
Some(device) => device,
None => err_handler!("Invalid device id"),
};
let user = match User::find_by_uuid(&user_uuid, &conn) {
Some(user) => user,
None => err_handler!("Device has no user associated"),
};
if user.security_stamp != claims.sstamp {
if let Some(stamp_exception) = user
.stamp_exception
.as_deref()
.and_then(|s| serde_json::from_str::<UserStampException>(s).ok())
{
let current_route = match request.route().and_then(|r| r.name) {
Some(name) => name,
_ => err_handler!("Error getting current route for stamp exception"),
};
// Check if both match, if not this route is not allowed with the current security stamp.
if stamp_exception.route != current_route {
err_handler!("Invalid security stamp: Current route and exception route do not match")
} else if stamp_exception.security_stamp != claims.sstamp {
err_handler!("Invalid security stamp for matched stamp exception")
}
} else {
err_handler!("Invalid security stamp")
}
}
Outcome::Success(Headers { host, device, user })
}
}
pub struct OrgHeaders {
pub host: String,
pub device: Device,
pub user: User,
pub org_user_type: UserOrgType,
pub org_user: UserOrganization,
pub org_id: String,
}
// org_id is usually the second path param ("/organizations/<org_id>"),
// but there are cases where it is a query value.
// First check the path, if this is not a valid uuid, try the query values.
fn get_org_id(request: &Request) -> Option<String> {
if let Some(Ok(org_id)) = request.get_param::<String>(1) {
if uuid::Uuid::parse_str(&org_id).is_ok() {
return Some(org_id);
}
}
if let Some(Ok(org_id)) = request.get_query_value::<String>("organizationId") {
if uuid::Uuid::parse_str(&org_id).is_ok() {
return Some(org_id);
}
}
None
}
impl<'a, 'r> FromRequest<'a, 'r> for OrgHeaders {
type Error = &'static str;
fn from_request(request: &'a Request<'r>) -> Outcome<Self, Self::Error> {
match request.guard::<Headers>() {
Outcome::Forward(_) => Outcome::Forward(()),
Outcome::Failure(f) => Outcome::Failure(f),
Outcome::Success(headers) => {
match get_org_id(request) {
Some(org_id) => {
let conn = match request.guard::<DbConn>() {
Outcome::Success(conn) => conn,
_ => err_handler!("Error getting DB"),
};
let user = headers.user;
let org_user = match UserOrganization::find_by_user_and_org(&user.uuid, &org_id, &conn) {
Some(user) => {
if user.status == UserOrgStatus::Confirmed as i32 {
user
} else {
err_handler!("The current user isn't confirmed member of the organization")
}
}
None => err_handler!("The current user isn't member of the organization"),
};
Outcome::Success(Self {
host: headers.host,
device: headers.device,
user,
org_user_type: {
if let Some(org_usr_type) = UserOrgType::from_i32(org_user.atype) {
org_usr_type
} else {
// This should only happen if the DB is corrupted
err_handler!("Unknown user type in the database")
}
},
org_user,
org_id,
})
}
_ => err_handler!("Error getting the organization id"),
}
}
}
}
}
pub struct AdminHeaders {
pub host: String,
pub device: Device,
pub user: User,
pub org_user_type: UserOrgType,
}
impl<'a, 'r> FromRequest<'a, 'r> for AdminHeaders {
type Error = &'static str;
fn from_request(request: &'a Request<'r>) -> Outcome<Self, Self::Error> {
match request.guard::<OrgHeaders>() {
Outcome::Forward(_) => Outcome::Forward(()),
Outcome::Failure(f) => Outcome::Failure(f),
Outcome::Success(headers) => {
if headers.org_user_type >= UserOrgType::Admin {
Outcome::Success(Self {
host: headers.host,
device: headers.device,
user: headers.user,
org_user_type: headers.org_user_type,
})
} else {
err_handler!("You need to be Admin or Owner to call this endpoint")
}
}
}
}
}
impl Into<Headers> for AdminHeaders {
fn into(self) -> Headers {
Headers {
host: self.host,
device: self.device,
user: self.user,
}
}
}
// col_id is usually the fourth path param ("/organizations/<org_id>/collections/<col_id>"),
// but there could be cases where it is a query value.
// First check the path, if this is not a valid uuid, try the query values.
fn get_col_id(request: &Request) -> Option<String> {
if let Some(Ok(col_id)) = request.get_param::<String>(3) {
if uuid::Uuid::parse_str(&col_id).is_ok() {
return Some(col_id);
}
}
if let Some(Ok(col_id)) = request.get_query_value::<String>("collectionId") {
if uuid::Uuid::parse_str(&col_id).is_ok() {
return Some(col_id);
}
}
None
}
/// The ManagerHeaders are used to check if you are at least a Manager
/// and have access to the specific collection provided via the <col_id>/collections/collectionId.
/// This does strict checking on the collection_id, ManagerHeadersLoose does not.
pub struct ManagerHeaders {
pub host: String,
pub device: Device,
pub user: User,
pub org_user_type: UserOrgType,
}
impl<'a, 'r> FromRequest<'a, 'r> for ManagerHeaders {
type Error = &'static str;
fn from_request(request: &'a Request<'r>) -> Outcome<Self, Self::Error> {
match request.guard::<OrgHeaders>() {
Outcome::Forward(_) => Outcome::Forward(()),
Outcome::Failure(f) => Outcome::Failure(f),
Outcome::Success(headers) => {
if headers.org_user_type >= UserOrgType::Manager {
match get_col_id(request) {
Some(col_id) => {
let conn = match request.guard::<DbConn>() {
Outcome::Success(conn) => conn,
_ => err_handler!("Error getting DB"),
};
if !headers.org_user.has_full_access() {
match CollectionUser::find_by_collection_and_user(&col_id, &headers.org_user.user_uuid, &conn) {
Some(_) => (),
None => err_handler!("The current user isn't a manager for this collection"),
}
}
}
_ => err_handler!("Error getting the collection id"),
}
Outcome::Success(Self {
host: headers.host,
device: headers.device,
user: headers.user,
org_user_type: headers.org_user_type,
})
} else {
err_handler!("You need to be a Manager, Admin or Owner to call this endpoint")
}
}
}
}
}
impl Into<Headers> for ManagerHeaders {
fn into(self) -> Headers {
Headers {
host: self.host,
device: self.device,
user: self.user,
}
}
}
/// The ManagerHeadersLoose is used when you at least need to be a Manager,
/// but there is no collection_id sent with the request (either in the path or as form data).
pub struct ManagerHeadersLoose {
pub host: String,
pub device: Device,
pub user: User,
pub org_user_type: UserOrgType,
}
impl<'a, 'r> FromRequest<'a, 'r> for ManagerHeadersLoose {
type Error = &'static str;
fn from_request(request: &'a Request<'r>) -> Outcome<Self, Self::Error> {
match request.guard::<OrgHeaders>() {
Outcome::Forward(_) => Outcome::Forward(()),
Outcome::Failure(f) => Outcome::Failure(f),
Outcome::Success(headers) => {
if headers.org_user_type >= UserOrgType::Manager {
Outcome::Success(Self {
host: headers.host,
device: headers.device,
user: headers.user,
org_user_type: headers.org_user_type,
})
} else {
err_handler!("You need to be a Manager, Admin or Owner to call this endpoint")
}
}
}
}
}
impl Into<Headers> for ManagerHeadersLoose {
fn into(self) -> Headers {
Headers {
host: self.host,
device: self.device,
user: self.user,
}
}
}
pub struct OwnerHeaders {
pub host: String,
pub device: Device,
pub user: User,
}
impl<'a, 'r> FromRequest<'a, 'r> for OwnerHeaders {
type Error = &'static str;
fn from_request(request: &'a Request<'r>) -> Outcome<Self, Self::Error> {
match request.guard::<OrgHeaders>() {
Outcome::Forward(_) => Outcome::Forward(()),
Outcome::Failure(f) => Outcome::Failure(f),
Outcome::Success(headers) => {
if headers.org_user_type == UserOrgType::Owner {
Outcome::Success(Self {
host: headers.host,
device: headers.device,
user: headers.user,
})
} else {
err_handler!("You need to be Owner to call this endpoint")
}
}
}
}
}
//
// Client IP address detection
//
use std::net::IpAddr;
pub struct ClientIp {
pub ip: IpAddr,
}
impl<'a, 'r> FromRequest<'a, 'r> for ClientIp {
type Error = ();
fn from_request(req: &'a Request<'r>) -> Outcome<Self, Self::Error> {
let ip = if CONFIG._ip_header_enabled() {
req.headers().get_one(&CONFIG.ip_header()).and_then(|ip| {
match ip.find(',') {
Some(idx) => &ip[..idx],
None => ip,
}
.parse()
.map_err(|_| warn!("'{}' header is malformed: {}", CONFIG.ip_header(), ip))
.ok()
})
} else {
None
};
let ip = ip
.or_else(|| req.remote().map(|r| r.ip()))
.unwrap_or_else(|| "0.0.0.0".parse().unwrap());
Outcome::Success(ClientIp { ip })
}
}
|