/
oauth.rs
1103 lines (1027 loc) · 41.5 KB
/
oauth.rs
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
pub mod attached_clients;
use crate::{
error::*,
http_client::{AuthorizationRequestParameters, OAuthTokenResponse},
scoped_keys::{ScopedKey, ScopedKeysFlow},
util, FirefoxAccount,
};
use jwcrypto::{EncryptionAlgorithm, EncryptionParameters};
use rate_limiter::RateLimiter;
use rc_crypto::digest;
use serde_derive::*;
use std::convert::TryFrom;
use std::{
collections::{HashMap, HashSet},
iter::FromIterator,
time::{SystemTime, UNIX_EPOCH},
};
use url::Url;
// If a cached token has less than `OAUTH_MIN_TIME_LEFT` seconds left to live,
// it will be considered already expired.
const OAUTH_MIN_TIME_LEFT: u64 = 60;
// Special redirect urn based on the OAuth native spec, signals that the
// WebChannel flow is used
pub const OAUTH_WEBCHANNEL_REDIRECT: &str = "urn:ietf:wg:oauth:2.0:oob:oauth-redirect-webchannel";
impl FirefoxAccount {
/// Fetch a short-lived access token using the saved refresh token.
/// If there is no refresh token held or if it is not authorized for some of the requested
/// scopes, this method will error-out and a login flow will need to be initiated
/// using `begin_oauth_flow`.
///
/// * `scopes` - Space-separated list of requested scopes.
/// * `ttl` - the ttl in seconds of the token requested from the server.
///
/// **💾 This method may alter the persisted account state.**
pub fn get_access_token(&mut self, scope: &str, ttl: Option<u64>) -> Result<AccessTokenInfo> {
if scope.contains(' ') {
return Err(ErrorKind::MultipleScopesRequested.into());
}
if let Some(oauth_info) = self.state.access_token_cache.get(scope) {
if oauth_info.expires_at > util::now_secs() + OAUTH_MIN_TIME_LEFT {
return Ok(oauth_info.clone());
}
}
let resp = match self.state.refresh_token {
Some(ref refresh_token) => {
if refresh_token.scopes.contains(scope) {
self.client.access_token_with_refresh_token(
&self.state.config,
&refresh_token.token,
ttl,
&[scope],
)?
} else {
return Err(ErrorKind::NoCachedToken(scope.to_string()).into());
}
}
None => match self.state.session_token {
Some(ref session_token) => self.client.access_token_with_session_token(
&self.state.config,
&session_token,
&[scope],
)?,
None => return Err(ErrorKind::NoCachedToken(scope.to_string()).into()),
},
};
let since_epoch = SystemTime::now()
.duration_since(UNIX_EPOCH)
.map_err(|_| ErrorKind::IllegalState("Current date before Unix Epoch."))?;
let expires_at = since_epoch.as_secs() + resp.expires_in;
let token_info = AccessTokenInfo {
scope: resp.scope,
token: resp.access_token,
key: self.state.scoped_keys.get(scope).cloned(),
expires_at,
};
self.state
.access_token_cache
.insert(scope.to_string(), token_info.clone());
Ok(token_info)
}
/// Retrieve the current session token from state
pub fn get_session_token(&self) -> Result<String> {
match self.state.session_token {
Some(ref session_token) => Ok(session_token.to_string()),
None => Err(ErrorKind::NoSessionToken.into()),
}
}
/// Check whether user is authorized using our refresh token.
pub fn check_authorization_status(&mut self) -> Result<IntrospectInfo> {
let resp = match self.state.refresh_token {
Some(ref refresh_token) => {
self.auth_circuit_breaker.check()?;
self.client
.oauth_introspect_refresh_token(&self.state.config, &refresh_token.token)?
}
None => return Err(ErrorKind::NoRefreshToken.into()),
};
Ok(IntrospectInfo {
active: resp.active,
})
}
/// Initiate a pairing flow and return a URL that should be navigated to.
///
/// * `pairing_url` - A pairing URL obtained by scanning a QR code produced by
/// the pairing authority.
/// * `scopes` - Space-separated list of requested scopes by the pairing supplicant.
/// * `entrypoint` - The entrypoint to be used for data collection
/// * `metrics` - Optional parameters for metrics
pub fn begin_pairing_flow(
&mut self,
pairing_url: &str,
scopes: &[&str],
entrypoint: &str,
metrics: Option<MetricsParams>,
) -> Result<String> {
let mut url = self.state.config.pair_supp_url()?;
url.query_pairs_mut().append_pair("entrypoint", entrypoint);
if let Some(metrics) = metrics {
metrics.append_params_to_url(&mut url);
}
let pairing_url = Url::parse(pairing_url)?;
if url.host_str() != pairing_url.host_str() {
return Err(ErrorKind::OriginMismatch.into());
}
url.set_fragment(pairing_url.fragment());
self.oauth_flow(url, scopes)
}
/// Initiate an OAuth login flow and return a URL that should be navigated to.
///
/// * `scopes` - Space-separated list of requested scopes.
/// * `entrypoint` - The entrypoint to be used for metrics
/// * `metrics` - Optional metrics parameters
pub fn begin_oauth_flow(
&mut self,
scopes: &[&str],
entrypoint: &str,
metrics: Option<MetricsParams>,
) -> Result<String> {
let mut url = if self.state.last_seen_profile.is_some() {
self.state.config.oauth_force_auth_url()?
} else {
self.state.config.authorization_endpoint()?
};
url.query_pairs_mut()
.append_pair("action", "email")
.append_pair("response_type", "code")
.append_pair("entrypoint", entrypoint);
if let Some(metrics) = metrics {
metrics.append_params_to_url(&mut url);
}
if let Some(ref cached_profile) = self.state.last_seen_profile {
url.query_pairs_mut()
.append_pair("email", &cached_profile.response.email);
}
let scopes: Vec<String> = match self.state.refresh_token {
Some(ref refresh_token) => {
// Union of the already held scopes and the one requested.
let mut all_scopes: Vec<String> = vec![];
all_scopes.extend(scopes.iter().map(ToString::to_string));
let existing_scopes = refresh_token.scopes.clone();
all_scopes.extend(existing_scopes);
HashSet::<String>::from_iter(all_scopes)
.into_iter()
.collect()
}
None => scopes.iter().map(ToString::to_string).collect(),
};
let scopes: Vec<&str> = scopes.iter().map(<_>::as_ref).collect();
self.oauth_flow(url, &scopes)
}
/// Fetch an OAuth code for a particular client using a session token from the account state.
///
/// * `auth_params` Authorization parameters which includes:
/// * `client_id` - OAuth client id.
/// * `scope` - list of requested scopes.
/// * `state` - OAuth state.
/// * `access_type` - Type of OAuth access, can be "offline" and "online"
/// * `pkce_params` - Optional PKCE parameters for public clients (`code_challenge` and `code_challenge_method`)
/// * `keys_jwk` - Optional JWK used to encrypt scoped keys
pub fn authorize_code_using_session_token(
&self,
auth_params: AuthorizationParameters,
) -> Result<String> {
let session_token = self.get_session_token()?;
// Validate request to ensure that the client is actually allowed to request
// the scopes they requested
let allowed_scopes = self.client.scoped_key_data(
&self.state.config,
&session_token,
&auth_params.client_id,
&auth_params.scope.join(" "),
)?;
if let Some(not_allowed_scope) = auth_params
.scope
.iter()
.find(|scope| !allowed_scopes.contains_key(*scope))
{
return Err(ErrorKind::ScopeNotAllowed(
auth_params.client_id.clone(),
not_allowed_scope.clone(),
)
.into());
}
let keys_jwe = if let Some(keys_jwk) = auth_params.keys_jwk {
let mut scoped_keys = HashMap::new();
allowed_scopes
.iter()
.try_for_each(|(scope, _)| -> Result<()> {
scoped_keys.insert(
scope,
self.state
.scoped_keys
.get(scope)
.ok_or_else(|| ErrorKind::NoScopedKey(scope.clone()))?,
);
Ok(())
})?;
let scoped_keys = serde_json::to_string(&scoped_keys)?;
let keys_jwk = base64::decode_config(keys_jwk, base64::URL_SAFE_NO_PAD)?;
let jwk = serde_json::from_slice(&keys_jwk)?;
Some(jwcrypto::encrypt_to_jwe(
scoped_keys.as_bytes(),
EncryptionParameters::ECDH_ES {
enc: EncryptionAlgorithm::A256GCM,
peer_jwk: &jwk,
},
)?)
} else {
None
};
let auth_request_params = AuthorizationRequestParameters {
client_id: auth_params.client_id,
scope: auth_params.scope.join(" "),
state: auth_params.state,
access_type: auth_params.access_type,
code_challenge: auth_params
.pkce_params
.as_ref()
.map(|param| param.code_challenge.clone()),
code_challenge_method: auth_params
.pkce_params
.map(|param| param.code_challenge_method),
keys_jwe,
};
let resp = self.client.authorization_code_using_session_token(
&self.state.config,
&session_token,
auth_request_params,
)?;
Ok(resp.code)
}
fn oauth_flow(&mut self, mut url: Url, scopes: &[&str]) -> Result<String> {
self.clear_access_token_cache();
let state = util::random_base64_url_string(16)?;
let code_verifier = util::random_base64_url_string(43)?;
let code_challenge = digest::digest(&digest::SHA256, &code_verifier.as_bytes())?;
let code_challenge = base64::encode_config(&code_challenge, base64::URL_SAFE_NO_PAD);
let scoped_keys_flow = ScopedKeysFlow::with_random_key()?;
let jwk = scoped_keys_flow.get_public_key_jwk()?;
let jwk_json = serde_json::to_string(&jwk)?;
let keys_jwk = base64::encode_config(&jwk_json, base64::URL_SAFE_NO_PAD);
url.query_pairs_mut()
.append_pair("client_id", &self.state.config.client_id)
.append_pair("scope", &scopes.join(" "))
.append_pair("state", &state)
.append_pair("code_challenge_method", "S256")
.append_pair("code_challenge", &code_challenge)
.append_pair("access_type", "offline")
.append_pair("keys_jwk", &keys_jwk);
if self.state.config.redirect_uri == OAUTH_WEBCHANNEL_REDIRECT {
url.query_pairs_mut()
.append_pair("context", "oauth_webchannel_v1");
} else {
url.query_pairs_mut()
.append_pair("redirect_uri", &self.state.config.redirect_uri);
}
self.flow_store.insert(
state, // Since state is supposed to be unique, we use it to key our flows.
OAuthFlow {
scoped_keys_flow: Some(scoped_keys_flow),
code_verifier,
},
);
Ok(url.to_string())
}
/// Complete an OAuth flow initiated in `begin_oauth_flow` or `begin_pairing_flow`.
/// The `code` and `state` parameters can be obtained by parsing out the
/// redirect URL after a successful login.
///
/// **💾 This method alters the persisted account state.**
pub fn complete_oauth_flow(&mut self, code: &str, state: &str) -> Result<()> {
self.clear_access_token_cache();
let oauth_flow = match self.flow_store.remove(state) {
Some(oauth_flow) => oauth_flow,
None => return Err(ErrorKind::UnknownOAuthState.into()),
};
let resp = self.client.refresh_token_with_code(
&self.state.config,
&code,
&oauth_flow.code_verifier,
)?;
self.handle_oauth_response(resp, oauth_flow.scoped_keys_flow)
}
pub(crate) fn handle_oauth_response(
&mut self,
resp: OAuthTokenResponse,
scoped_keys_flow: Option<ScopedKeysFlow>,
) -> Result<()> {
if let Some(ref jwe) = resp.keys_jwe {
let scoped_keys_flow = scoped_keys_flow.ok_or_else(|| {
ErrorKind::UnrecoverableServerError("Got a JWE but have no JWK to decrypt it.")
})?;
let decrypted_keys = scoped_keys_flow.decrypt_keys_jwe(jwe)?;
let scoped_keys: serde_json::Map<String, serde_json::Value> =
serde_json::from_str(&decrypted_keys)?;
for (scope, key) in scoped_keys {
let scoped_key: ScopedKey = serde_json::from_value(key)?;
self.state.scoped_keys.insert(scope, scoped_key);
}
}
// If the client requested a 'tokens/session' OAuth scope then as part of the code
// exchange this will get a session_token in the response.
if resp.session_token.is_some() {
self.state.session_token = resp.session_token;
}
// We are only interested in the refresh token at this time because we
// don't want to return an over-scoped access token.
// Let's be good citizens and destroy this access token.
if let Err(err) = self
.client
.destroy_access_token(&self.state.config, &resp.access_token)
{
log::warn!("Access token destruction failure: {:?}", err);
}
let old_refresh_token = self.state.refresh_token.clone();
let new_refresh_token = resp
.refresh_token
.ok_or_else(|| ErrorKind::UnrecoverableServerError("No refresh token in response"))?;
// Destroying a refresh token also destroys its associated device,
// grab the device information for replication later.
let old_device_info = match old_refresh_token {
Some(_) => match self.get_current_device() {
Ok(maybe_device) => maybe_device,
Err(err) => {
log::warn!("Error while getting previous device information: {:?}", err);
None
}
},
None => None,
};
self.state.refresh_token = Some(RefreshToken {
token: new_refresh_token,
scopes: HashSet::from_iter(resp.scope.split(' ').map(ToString::to_string)),
});
// In order to keep 1 and only 1 refresh token alive per client instance,
// we also destroy the existing refresh token.
if let Some(ref refresh_token) = old_refresh_token {
if let Err(err) = self
.client
.destroy_refresh_token(&self.state.config, &refresh_token.token)
{
log::warn!("Refresh token destruction failure: {:?}", err);
}
}
if let Some(ref device_info) = old_device_info {
if let Err(err) = self.replace_device(
&device_info.display_name,
&device_info.device_type,
&device_info.push_subscription,
&device_info.available_commands,
) {
log::warn!("Device information restoration failed: {:?}", err);
}
}
// When our keys change, we might need to re-register device capabilities with the server.
// Ensure that this happens on the next call to ensure_capabilities.
self.state.device_capabilities.clear();
Ok(())
}
/// Typically called during a password change flow.
/// Invalidates all tokens and fetches a new refresh token.
/// Because the old refresh token is not valid anymore, we can't do like `handle_oauth_response`
/// and re-create the device, so it is the responsibility of the caller to do so after we're
/// done.
///
/// **💾 This method alters the persisted account state.**
pub fn handle_session_token_change(&mut self, session_token: &str) -> Result<()> {
let old_refresh_token = self
.state
.refresh_token
.as_ref()
.ok_or_else(|| ErrorKind::NoRefreshToken)?;
let scopes: Vec<&str> = old_refresh_token.scopes.iter().map(AsRef::as_ref).collect();
let resp = self.client.refresh_token_with_session_token(
&self.state.config,
&session_token,
&scopes,
)?;
let new_refresh_token = resp
.refresh_token
.ok_or_else(|| ErrorKind::UnrecoverableServerError("No refresh token in response"))?;
self.state.refresh_token = Some(RefreshToken {
token: new_refresh_token,
scopes: HashSet::from_iter(resp.scope.split(' ').map(ToString::to_string)),
});
self.state.session_token = Some(session_token.to_owned());
self.clear_access_token_cache();
self.clear_devices_and_attached_clients_cache();
// When our keys change, we might need to re-register device capabilities with the server.
// Ensure that this happens on the next call to ensure_capabilities.
self.state.device_capabilities.clear();
Ok(())
}
/// **💾 This method may alter the persisted account state.**
pub fn clear_access_token_cache(&mut self) {
self.state.access_token_cache.clear();
}
#[cfg(feature = "integration_test")]
pub fn new_logged_in(
config: crate::Config,
session_token: &str,
scoped_keys: HashMap<String, ScopedKey>,
) -> Self {
let mut fxa = FirefoxAccount::with_config(config);
fxa.state.session_token = Some(session_token.to_owned());
scoped_keys.iter().for_each(|(key, val)| {
fxa.state.scoped_keys.insert(key.to_string(), val.clone());
});
fxa
}
}
const AUTH_CIRCUIT_BREAKER_CAPACITY: u8 = 5;
const AUTH_CIRCUIT_BREAKER_RENEWAL_RATE: f32 = 3.0 / 60.0 / 1000.0; // 3 tokens every minute.
#[derive(Clone, Copy)]
pub(crate) struct AuthCircuitBreaker {
rate_limiter: RateLimiter,
}
impl Default for AuthCircuitBreaker {
fn default() -> Self {
AuthCircuitBreaker {
rate_limiter: RateLimiter::new(
AUTH_CIRCUIT_BREAKER_CAPACITY,
AUTH_CIRCUIT_BREAKER_RENEWAL_RATE,
),
}
}
}
impl AuthCircuitBreaker {
pub(crate) fn check(&mut self) -> Result<()> {
if !self.rate_limiter.check() {
return Err(ErrorKind::AuthCircuitBreakerError.into());
}
Ok(())
}
}
#[derive(Clone)]
pub struct AuthorizationPKCEParams {
pub code_challenge: String,
pub code_challenge_method: String,
}
#[derive(Clone)]
pub struct AuthorizationParameters {
pub client_id: String,
pub scope: Vec<String>,
pub state: String,
pub access_type: String,
pub pkce_params: Option<AuthorizationPKCEParams>,
pub keys_jwk: Option<String>,
}
impl TryFrom<Url> for AuthorizationParameters {
type Error = Error;
fn try_from(url: Url) -> Result<Self> {
let query_map: HashMap<String, String> = url.query_pairs().into_owned().collect();
let scope = query_map
.get("scope")
.cloned()
.ok_or_else(|| ErrorKind::MissingUrlParameter("scope"))?;
let client_id = query_map
.get("client_id")
.cloned()
.ok_or_else(|| ErrorKind::MissingUrlParameter("client_id"))?;
let state = query_map
.get("state")
.cloned()
.ok_or_else(|| ErrorKind::MissingUrlParameter("state"))?;
let access_type = query_map
.get("access_type")
.cloned()
.ok_or_else(|| ErrorKind::MissingUrlParameter("access_type"))?;
let code_challenge = query_map.get("code_challenge").cloned();
let code_challenge_method = query_map.get("code_challenge_method").cloned();
let pkce_params = match (code_challenge, code_challenge_method) {
(Some(code_challenge), Some(code_challenge_method)) => Some(AuthorizationPKCEParams {
code_challenge,
code_challenge_method,
}),
_ => None,
};
let keys_jwk = query_map.get("keys_jwk").cloned();
Ok(Self {
client_id,
scope: scope.split_whitespace().map(|s| s.to_string()).collect(),
state,
access_type,
pkce_params,
keys_jwk,
})
}
}
pub struct MetricsParams {
pub parameters: std::collections::HashMap<String, String>,
}
impl MetricsParams {
fn append_params_to_url(&self, url: &mut Url) {
self.parameters
.iter()
.for_each(|(parameter_name, parameter_value)| {
url.query_pairs_mut()
.append_pair(parameter_name, parameter_value);
});
}
}
#[derive(Clone, Serialize, Deserialize)]
pub struct RefreshToken {
pub token: String,
pub scopes: HashSet<String>,
}
impl std::fmt::Debug for RefreshToken {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct("RefreshToken")
.field("scopes", &self.scopes)
.finish()
}
}
pub struct OAuthFlow {
pub scoped_keys_flow: Option<ScopedKeysFlow>,
pub code_verifier: String,
}
#[derive(Clone, Serialize, Deserialize)]
pub struct AccessTokenInfo {
pub scope: String,
pub token: String,
pub key: Option<ScopedKey>,
pub expires_at: u64, // seconds since epoch
}
impl std::fmt::Debug for AccessTokenInfo {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct("AccessTokenInfo")
.field("scope", &self.scope)
.field("key", &self.key)
.field("expires_at", &self.expires_at)
.finish()
}
}
#[derive(Clone, Serialize, Deserialize, Debug)]
pub struct IntrospectInfo {
pub active: bool,
}
#[cfg(test)]
mod tests {
use super::*;
use crate::{http_client::*, Config};
use std::borrow::Cow;
use std::collections::HashMap;
use std::sync::Arc;
impl FirefoxAccount {
pub fn add_cached_token(&mut self, scope: &str, token_info: AccessTokenInfo) {
self.state
.access_token_cache
.insert(scope.to_string(), token_info);
}
pub fn set_session_token(&mut self, session_token: &str) {
self.state.session_token = Some(session_token.to_owned());
}
}
#[test]
fn test_oauth_flow_url() {
// FIXME: this test shouldn't make network requests.
viaduct_reqwest::use_reqwest_backend();
let config = Config::new(
"https://accounts.firefox.com",
"12345678",
"https://foo.bar",
);
let mut params = HashMap::new();
params.insert("flow_id".to_string(), "87654321".to_string());
let metrics_params = MetricsParams { parameters: params };
let mut fxa = FirefoxAccount::with_config(config);
let url = fxa
.begin_oauth_flow(&["profile"], "test_oauth_flow_url", Some(metrics_params))
.unwrap();
let flow_url = Url::parse(&url).unwrap();
assert_eq!(flow_url.host_str(), Some("accounts.firefox.com"));
assert_eq!(flow_url.path(), "/authorization");
let mut pairs = flow_url.query_pairs();
assert_eq!(pairs.count(), 12);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("action"), Cow::Borrowed("email")))
);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("response_type"), Cow::Borrowed("code")))
);
assert_eq!(
pairs.next(),
Some((
Cow::Borrowed("entrypoint"),
Cow::Borrowed("test_oauth_flow_url")
))
);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("flow_id"), Cow::Borrowed("87654321")))
);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("client_id"), Cow::Borrowed("12345678")))
);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("scope"), Cow::Borrowed("profile")))
);
let state_param = pairs.next().unwrap();
assert_eq!(state_param.0, Cow::Borrowed("state"));
assert_eq!(state_param.1.len(), 22);
assert_eq!(
pairs.next(),
Some((
Cow::Borrowed("code_challenge_method"),
Cow::Borrowed("S256")
))
);
let code_challenge_param = pairs.next().unwrap();
assert_eq!(code_challenge_param.0, Cow::Borrowed("code_challenge"));
assert_eq!(code_challenge_param.1.len(), 43);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("access_type"), Cow::Borrowed("offline")))
);
let keys_jwk = pairs.next().unwrap();
assert_eq!(keys_jwk.0, Cow::Borrowed("keys_jwk"));
assert_eq!(keys_jwk.1.len(), 168);
assert_eq!(
pairs.next(),
Some((
Cow::Borrowed("redirect_uri"),
Cow::Borrowed("https://foo.bar")
))
);
}
#[test]
fn test_force_auth_url() {
let config = Config::stable_dev("12345678", "https://foo.bar");
let mut fxa = FirefoxAccount::with_config(config);
let email = "test@example.com";
fxa.add_cached_profile("123", email);
let url = fxa
.begin_oauth_flow(&["profile"], "test_force_auth_url", None)
.unwrap();
let url = Url::parse(&url).unwrap();
assert_eq!(url.path(), "/oauth/force_auth");
let mut pairs = url.query_pairs();
assert_eq!(
pairs.find(|e| e.0 == "email"),
Some((Cow::Borrowed("email"), Cow::Borrowed(email),))
);
}
#[test]
fn test_webchannel_context_url() {
// FIXME: this test shouldn't make network requests.
viaduct_reqwest::use_reqwest_backend();
const SCOPES: &[&str] = &["https://identity.mozilla.com/apps/oldsync"];
let config = Config::new(
"https://accounts.firefox.com",
"12345678",
"urn:ietf:wg:oauth:2.0:oob:oauth-redirect-webchannel",
);
let mut fxa = FirefoxAccount::with_config(config);
let url = fxa
.begin_oauth_flow(&SCOPES, "test_webchannel_context_url", None)
.unwrap();
let url = Url::parse(&url).unwrap();
let query_params: HashMap<_, _> = url.query_pairs().into_owned().collect();
let context = &query_params["context"];
assert_eq!(context, "oauth_webchannel_v1");
assert_eq!(query_params.get("redirect_uri"), None);
}
#[test]
fn test_webchannel_pairing_context_url() {
const SCOPES: &[&str] = &["https://identity.mozilla.com/apps/oldsync"];
const PAIRING_URL: &str = "https://accounts.firefox.com/pair#channel_id=658db7fe98b249a5897b884f98fb31b7&channel_key=1hIDzTj5oY2HDeSg_jA2DhcOcAn5Uqq0cAYlZRNUIo4";
let config = Config::new(
"https://accounts.firefox.com",
"12345678",
"urn:ietf:wg:oauth:2.0:oob:oauth-redirect-webchannel",
);
let mut fxa = FirefoxAccount::with_config(config);
let url = fxa
.begin_pairing_flow(
&PAIRING_URL,
&SCOPES,
"test_webchannel_pairing_context_url",
None,
)
.unwrap();
let url = Url::parse(&url).unwrap();
let query_params: HashMap<_, _> = url.query_pairs().into_owned().collect();
let context = &query_params["context"];
assert_eq!(context, "oauth_webchannel_v1");
assert_eq!(query_params.get("redirect_uri"), None);
}
#[test]
fn test_pairing_flow_url() {
const SCOPES: &[&str] = &["https://identity.mozilla.com/apps/oldsync"];
const PAIRING_URL: &str = "https://accounts.firefox.com/pair#channel_id=658db7fe98b249a5897b884f98fb31b7&channel_key=1hIDzTj5oY2HDeSg_jA2DhcOcAn5Uqq0cAYlZRNUIo4";
const EXPECTED_URL: &str = "https://accounts.firefox.com/pair/supp?client_id=12345678&redirect_uri=https%3A%2F%2Ffoo.bar&scope=https%3A%2F%2Fidentity.mozilla.com%2Fapps%2Foldsync&state=SmbAA_9EA5v1R2bgIPeWWw&code_challenge_method=S256&code_challenge=ZgHLPPJ8XYbXpo7VIb7wFw0yXlTa6MUOVfGiADt0JSM&access_type=offline&keys_jwk=eyJjcnYiOiJQLTI1NiIsImt0eSI6IkVDIiwieCI6Ing5LUltQjJveDM0LTV6c1VmbW5sNEp0Ti14elV2eFZlZXJHTFRXRV9BT0kiLCJ5IjoiNXBKbTB3WGQ4YXdHcm0zREl4T1pWMl9qdl9tZEx1TWlMb1RkZ1RucWJDZyJ9#channel_id=658db7fe98b249a5897b884f98fb31b7&channel_key=1hIDzTj5oY2HDeSg_jA2DhcOcAn5Uqq0cAYlZRNUIo4";
let config = Config::new(
"https://accounts.firefox.com",
"12345678",
"https://foo.bar",
);
let mut params = HashMap::new();
params.insert("flow_id".to_string(), "87654321".to_string());
let metrics_params = MetricsParams { parameters: params };
let mut fxa = FirefoxAccount::with_config(config);
let url = fxa
.begin_pairing_flow(
&PAIRING_URL,
&SCOPES,
"test_pairing_flow_url",
Some(metrics_params),
)
.unwrap();
let flow_url = Url::parse(&url).unwrap();
let expected_parsed_url = Url::parse(EXPECTED_URL).unwrap();
assert_eq!(flow_url.host_str(), Some("accounts.firefox.com"));
assert_eq!(flow_url.path(), "/pair/supp");
assert_eq!(flow_url.fragment(), expected_parsed_url.fragment());
let mut pairs = flow_url.query_pairs();
assert_eq!(pairs.count(), 10);
assert_eq!(
pairs.next(),
Some((
Cow::Borrowed("entrypoint"),
Cow::Borrowed("test_pairing_flow_url")
))
);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("flow_id"), Cow::Borrowed("87654321")))
);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("client_id"), Cow::Borrowed("12345678")))
);
assert_eq!(
pairs.next(),
Some((
Cow::Borrowed("scope"),
Cow::Borrowed("https://identity.mozilla.com/apps/oldsync")
))
);
let state_param = pairs.next().unwrap();
assert_eq!(state_param.0, Cow::Borrowed("state"));
assert_eq!(state_param.1.len(), 22);
assert_eq!(
pairs.next(),
Some((
Cow::Borrowed("code_challenge_method"),
Cow::Borrowed("S256")
))
);
let code_challenge_param = pairs.next().unwrap();
assert_eq!(code_challenge_param.0, Cow::Borrowed("code_challenge"));
assert_eq!(code_challenge_param.1.len(), 43);
assert_eq!(
pairs.next(),
Some((Cow::Borrowed("access_type"), Cow::Borrowed("offline")))
);
let keys_jwk = pairs.next().unwrap();
assert_eq!(keys_jwk.0, Cow::Borrowed("keys_jwk"));
assert_eq!(keys_jwk.1.len(), 168);
assert_eq!(
pairs.next(),
Some((
Cow::Borrowed("redirect_uri"),
Cow::Borrowed("https://foo.bar")
))
);
}
#[test]
fn test_pairing_flow_origin_mismatch() {
static PAIRING_URL: &str = "https://bad.origin.com/pair#channel_id=foo&channel_key=bar";
let config = Config::stable_dev("12345678", "https://foo.bar");
let mut fxa = FirefoxAccount::with_config(config);
let url = fxa.begin_pairing_flow(
&PAIRING_URL,
&["https://identity.mozilla.com/apps/oldsync"],
"test_pairiong_flow_origin_mismatch",
None,
);
assert!(url.is_err());
match url {
Ok(_) => {
panic!("should have error");
}
Err(err) => match err.kind() {
ErrorKind::OriginMismatch { .. } => {}
_ => panic!("error not OriginMismatch"),
},
}
}
#[test]
fn test_check_authorization_status() {
let config = Config::stable_dev("12345678", "https://foo.bar");
let mut fxa = FirefoxAccount::with_config(config);
let refresh_token_scopes = std::collections::HashSet::new();
fxa.state.refresh_token = Some(RefreshToken {
token: "refresh_token".to_owned(),
scopes: refresh_token_scopes,
});
let mut client = FxAClientMock::new();
client
.expect_oauth_introspect_refresh_token(mockiato::Argument::any, |token| {
token.partial_eq("refresh_token")
})
.times(1)
.returns_once(Ok(IntrospectResponse { active: true }));
fxa.set_client(Arc::new(client));
let auth_status = fxa.check_authorization_status().unwrap();
assert_eq!(auth_status.active, true);
}
#[test]
fn test_check_authorization_status_circuit_breaker() {
let config = Config::stable_dev("12345678", "https://foo.bar");
let mut fxa = FirefoxAccount::with_config(config);
let refresh_token_scopes = std::collections::HashSet::new();
fxa.state.refresh_token = Some(RefreshToken {
token: "refresh_token".to_owned(),
scopes: refresh_token_scopes,
});
let mut client = FxAClientMock::new();
// This copy-pasta (equivalent to `.returns(..).times(5)`) is there
// because `Error` is not cloneable :/
client
.expect_oauth_introspect_refresh_token(mockiato::Argument::any, |token| {
token.partial_eq("refresh_token")
})
.returns_once(Ok(IntrospectResponse { active: true }));
client
.expect_oauth_introspect_refresh_token(mockiato::Argument::any, |token| {
token.partial_eq("refresh_token")
})
.returns_once(Ok(IntrospectResponse { active: true }));
client
.expect_oauth_introspect_refresh_token(mockiato::Argument::any, |token| {
token.partial_eq("refresh_token")
})
.returns_once(Ok(IntrospectResponse { active: true }));
client
.expect_oauth_introspect_refresh_token(mockiato::Argument::any, |token| {
token.partial_eq("refresh_token")
})
.returns_once(Ok(IntrospectResponse { active: true }));
client
.expect_oauth_introspect_refresh_token(mockiato::Argument::any, |token| {
token.partial_eq("refresh_token")
})
.returns_once(Ok(IntrospectResponse { active: true }));
client.expect_oauth_introspect_refresh_token_calls_in_order();
fxa.set_client(Arc::new(client));
for _ in 0..5 {
assert!(fxa.check_authorization_status().is_ok());
}
match fxa.check_authorization_status() {
Ok(_) => unreachable!("should not happen"),
Err(err) => assert!(matches!(err.kind(), ErrorKind::AuthCircuitBreakerError)),
}
}
use crate::scopes;
#[test]
fn test_auth_code_pair_valid_not_allowed_scope() {
let config = Config::stable_dev("12345678", "https://foo.bar");
let mut fxa = FirefoxAccount::with_config(config);
fxa.set_session_token("session");
let mut client = FxAClientMock::new();
let not_allowed_scope = "https://identity.mozilla.com/apps/lockbox";
let expected_scopes = scopes::OLD_SYNC
.chars()
.chain(std::iter::once(' '))
.chain(not_allowed_scope.chars())
.collect::<String>();
client
.expect_scoped_key_data(
mockiato::Argument::any,
|arg| arg.partial_eq("session"),
|arg| arg.partial_eq("12345678"),
|arg| arg.partial_eq(expected_scopes),
)
.returns_once(Err(ErrorKind::RemoteError {
code: 400,
errno: 163,
error: "Invalid Scopes".to_string(),
message: "Not allowed to request scopes".to_string(),
info: "fyi, there was a server error".to_string(),
}
.into()));
fxa.set_client(Arc::new(client));
let auth_params = AuthorizationParameters {
client_id: "12345678".to_string(),
scope: vec![scopes::OLD_SYNC.to_string(), not_allowed_scope.to_string()],
state: "somestate".to_string(),
access_type: "offline".to_string(),
pkce_params: None,
keys_jwk: None,
};
let res = fxa.authorize_code_using_session_token(auth_params);
assert!(res.is_err());
let err = res.unwrap_err();
if let ErrorKind::RemoteError {
code,
errno,
error: _,