# Pleroma: A lightweight social networking server # Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.OAuth.OAuthControllerTest do use Pleroma.Web.ConnCase import Pleroma.Factory import Mock alias Pleroma.Registration alias Pleroma.Repo alias Pleroma.Web.OAuth.Authorization alias Pleroma.Web.OAuth.Token @session_opts [ store: :cookie, key: "_test", signing_salt: "cooldude" ] describe "in OAuth consumer mode, " do setup do oauth_consumer_strategies_path = [:auth, :oauth_consumer_strategies] oauth_consumer_strategies = Pleroma.Config.get(oauth_consumer_strategies_path) Pleroma.Config.put(oauth_consumer_strategies_path, ~w(twitter facebook)) on_exit(fn -> Pleroma.Config.put(oauth_consumer_strategies_path, oauth_consumer_strategies) end) [ app: insert(:oauth_app), conn: build_conn() |> Plug.Session.call(Plug.Session.init(@session_opts)) |> fetch_session() ] end test "GET /oauth/authorize renders auth forms, including OAuth consumer form", %{ app: app, conn: conn } do conn = get( conn, "/oauth/authorize", %{ "response_type" => "code", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "scope" => "read" } ) assert response = html_response(conn, 200) assert response =~ "Sign in with Twitter" assert response =~ o_auth_path(conn, :prepare_request) end test "GET /oauth/prepare_request encodes parameters as `state` and redirects", %{ app: app, conn: conn } do conn = get( conn, "/oauth/prepare_request", %{ "provider" => "twitter", "scope" => "read follow", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "a_state" } ) assert response = html_response(conn, 302) redirect_query = URI.parse(redirected_to(conn)).query assert %{"state" => state_param} = URI.decode_query(redirect_query) assert {:ok, state_components} = Poison.decode(state_param) expected_client_id = app.client_id expected_redirect_uri = app.redirect_uris assert %{ "scope" => "read follow", "client_id" => ^expected_client_id, "redirect_uri" => ^expected_redirect_uri, "state" => "a_state" } = state_components end test "with user-bound registration, GET /oauth/<provider>/callback redirects to `redirect_uri` with `code`", %{app: app, conn: conn} do registration = insert(:registration) state_params = %{ "scope" => Enum.join(app.scopes, " "), "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "" } with_mock Pleroma.Web.Auth.Authenticator, get_registration: fn _, _ -> {:ok, registration} end do conn = get( conn, "/oauth/twitter/callback", %{ "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM", "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs", "provider" => "twitter", "state" => Poison.encode!(state_params) } ) assert response = html_response(conn, 302) assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/ end end test "with user-unbound registration, GET /oauth/<provider>/callback renders registration_details page", %{app: app, conn: conn} do registration = insert(:registration, user: nil) state_params = %{ "scope" => "read write", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "a_state" } with_mock Pleroma.Web.Auth.Authenticator, get_registration: fn _, _ -> {:ok, registration} end do conn = get( conn, "/oauth/twitter/callback", %{ "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM", "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs", "provider" => "twitter", "state" => Poison.encode!(state_params) } ) assert response = html_response(conn, 200) assert response =~ ~r/name="op" type="submit" value="register"/ assert response =~ ~r/name="op" type="submit" value="connect"/ assert response =~ Registration.email(registration) assert response =~ Registration.nickname(registration) end end test "on authentication error, GET /oauth/<provider>/callback redirects to `redirect_uri`", %{ app: app, conn: conn } do state_params = %{ "scope" => Enum.join(app.scopes, " "), "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "" } conn = conn |> assign(:ueberauth_failure, %{errors: [%{message: "(error description)"}]}) |> get( "/oauth/twitter/callback", %{ "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM", "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs", "provider" => "twitter", "state" => Poison.encode!(state_params) } ) assert response = html_response(conn, 302) assert redirected_to(conn) == app.redirect_uris assert get_flash(conn, :error) == "Failed to authenticate: (error description)." end test "GET /oauth/registration_details renders registration details form", %{ app: app, conn: conn } do conn = get( conn, "/oauth/registration_details", %{ "scopes" => app.scopes, "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "a_state", "nickname" => nil, "email" => "john@doe.com" } ) assert response = html_response(conn, 200) assert response =~ ~r/name="op" type="submit" value="register"/ assert response =~ ~r/name="op" type="submit" value="connect"/ end test "with valid params, POST /oauth/register?op=register redirects to `redirect_uri` with `code`", %{ app: app, conn: conn } do registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil}) conn = conn |> put_session(:registration_id, registration.id) |> post( "/oauth/register", %{ "op" => "register", "scopes" => app.scopes, "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "a_state", "nickname" => "availablenick", "email" => "available@email.com" } ) assert response = html_response(conn, 302) assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/ end test "with invalid params, POST /oauth/register?op=register renders registration_details page", %{ app: app, conn: conn } do another_user = insert(:user) registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil}) params = %{ "op" => "register", "scopes" => app.scopes, "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "a_state", "nickname" => "availablenickname", "email" => "available@email.com" } for {bad_param, bad_param_value} <- [{"nickname", another_user.nickname}, {"email", another_user.email}] do bad_params = Map.put(params, bad_param, bad_param_value) conn = conn |> put_session(:registration_id, registration.id) |> post("/oauth/register", bad_params) assert html_response(conn, 403) =~ ~r/name="op" type="submit" value="register"/ assert get_flash(conn, :error) == "Error: #{bad_param} has already been taken." end end test "with valid params, POST /oauth/register?op=connect redirects to `redirect_uri` with `code`", %{ app: app, conn: conn } do user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt("testpassword")) registration = insert(:registration, user: nil) conn = conn |> put_session(:registration_id, registration.id) |> post( "/oauth/register", %{ "op" => "connect", "scopes" => app.scopes, "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "a_state", "auth_name" => user.nickname, "password" => "testpassword" } ) assert response = html_response(conn, 302) assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/ end test "with invalid params, POST /oauth/register?op=connect renders registration_details page", %{ app: app, conn: conn } do user = insert(:user) registration = insert(:registration, user: nil) params = %{ "op" => "connect", "scopes" => app.scopes, "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "a_state", "auth_name" => user.nickname, "password" => "wrong password" } conn = conn |> put_session(:registration_id, registration.id) |> post("/oauth/register", params) assert html_response(conn, 401) =~ ~r/name="op" type="submit" value="connect"/ assert get_flash(conn, :error) == "Invalid Username/Password" end end describe "GET /oauth/authorize" do setup do [ app: insert(:oauth_app, redirect_uris: "https://redirect.url"), conn: build_conn() |> Plug.Session.call(Plug.Session.init(@session_opts)) |> fetch_session() ] end test "renders authentication page", %{app: app, conn: conn} do conn = get( conn, "/oauth/authorize", %{ "response_type" => "code", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "scope" => "read" } ) assert html_response(conn, 200) =~ ~s(type="submit") end test "renders authentication page if user is already authenticated but `force_login` is tru-ish", %{app: app, conn: conn} do token = insert(:oauth_token, app_id: app.id) conn = conn |> put_session(:oauth_token, token.token) |> get( "/oauth/authorize", %{ "response_type" => "code", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "scope" => "read", "force_login" => "true" } ) assert html_response(conn, 200) =~ ~s(type="submit") end test "redirects to app if user is already authenticated", %{app: app, conn: conn} do token = insert(:oauth_token, app_id: app.id) conn = conn |> put_session(:oauth_token, token.token) |> get( "/oauth/authorize", %{ "response_type" => "code", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "scope" => "read" } ) assert redirected_to(conn) == "https://redirect.url" end end describe "POST /oauth/authorize" do test "redirects with oauth authorization" do user = insert(:user) app = insert(:oauth_app, scopes: ["read", "write", "follow"]) conn = build_conn() |> post("/oauth/authorize", %{ "authorization" => %{ "name" => user.nickname, "password" => "test", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "scope" => "read write", "state" => "statepassed" } }) target = redirected_to(conn) assert target =~ app.redirect_uris query = URI.parse(target).query |> URI.query_decoder() |> Map.new() assert %{"state" => "statepassed", "code" => code} = query auth = Repo.get_by(Authorization, token: code) assert auth assert auth.scopes == ["read", "write"] end test "returns 401 for wrong credentials", %{conn: conn} do user = insert(:user) app = insert(:oauth_app) result = conn |> post("/oauth/authorize", %{ "authorization" => %{ "name" => user.nickname, "password" => "wrong", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "statepassed", "scope" => Enum.join(app.scopes, " ") } }) |> html_response(:unauthorized) # Keep the details assert result =~ app.client_id assert result =~ app.redirect_uris # Error message assert result =~ "Invalid Username/Password" end test "returns 401 for missing scopes", %{conn: conn} do user = insert(:user) app = insert(:oauth_app) result = conn |> post("/oauth/authorize", %{ "authorization" => %{ "name" => user.nickname, "password" => "test", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "statepassed", "scope" => "" } }) |> html_response(:unauthorized) # Keep the details assert result =~ app.client_id assert result =~ app.redirect_uris # Error message assert result =~ "This action is outside the authorized scopes" end test "returns 401 for scopes beyond app scopes", %{conn: conn} do user = insert(:user) app = insert(:oauth_app, scopes: ["read", "write"]) result = conn |> post("/oauth/authorize", %{ "authorization" => %{ "name" => user.nickname, "password" => "test", "client_id" => app.client_id, "redirect_uri" => app.redirect_uris, "state" => "statepassed", "scope" => "read write follow" } }) |> html_response(:unauthorized) # Keep the details assert result =~ app.client_id assert result =~ app.redirect_uris # Error message assert result =~ "This action is outside the authorized scopes" end end describe "POST /oauth/token" do test "issues a token for an all-body request" do user = insert(:user) app = insert(:oauth_app, scopes: ["read", "write"]) {:ok, auth} = Authorization.create_authorization(app, user, ["write"]) conn = build_conn() |> post("/oauth/token", %{ "grant_type" => "authorization_code", "code" => auth.token, "redirect_uri" => app.redirect_uris, "client_id" => app.client_id, "client_secret" => app.client_secret }) assert %{"access_token" => token, "me" => ap_id} = json_response(conn, 200) token = Repo.get_by(Token, token: token) assert token assert token.scopes == auth.scopes assert user.ap_id == ap_id end test "issues a token for `password` grant_type with valid credentials, with full permissions by default" do password = "testpassword" user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt(password)) app = insert(:oauth_app, scopes: ["read", "write"]) # Note: "scope" param is intentionally omitted conn = build_conn() |> post("/oauth/token", %{ "grant_type" => "password", "username" => user.nickname, "password" => password, "client_id" => app.client_id, "client_secret" => app.client_secret }) assert %{"access_token" => token} = json_response(conn, 200) token = Repo.get_by(Token, token: token) assert token assert token.scopes == app.scopes end test "issues a token for request with HTTP basic auth client credentials" do user = insert(:user) app = insert(:oauth_app, scopes: ["scope1", "scope2", "scope3"]) {:ok, auth} = Authorization.create_authorization(app, user, ["scope1", "scope2"]) assert auth.scopes == ["scope1", "scope2"] app_encoded = (URI.encode_www_form(app.client_id) <> ":" <> URI.encode_www_form(app.client_secret)) |> Base.encode64() conn = build_conn() |> put_req_header("authorization", "Basic " <> app_encoded) |> post("/oauth/token", %{ "grant_type" => "authorization_code", "code" => auth.token, "redirect_uri" => app.redirect_uris }) assert %{"access_token" => token, "scope" => scope} = json_response(conn, 200) assert scope == "scope1 scope2" token = Repo.get_by(Token, token: token) assert token assert token.scopes == ["scope1", "scope2"] end test "rejects token exchange with invalid client credentials" do user = insert(:user) app = insert(:oauth_app) {:ok, auth} = Authorization.create_authorization(app, user) conn = build_conn() |> put_req_header("authorization", "Basic JTIxOiVGMCU5RiVBNCVCNwo=") |> post("/oauth/token", %{ "grant_type" => "authorization_code", "code" => auth.token, "redirect_uri" => app.redirect_uris }) assert resp = json_response(conn, 400) assert %{"error" => _} = resp refute Map.has_key?(resp, "access_token") end test "rejects token exchange for valid credentials belonging to unconfirmed user and confirmation is required" do setting = Pleroma.Config.get([:instance, :account_activation_required]) unless setting do Pleroma.Config.put([:instance, :account_activation_required], true) on_exit(fn -> Pleroma.Config.put([:instance, :account_activation_required], setting) end) end password = "testpassword" user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt(password)) info_change = Pleroma.User.Info.confirmation_changeset(user.info, :unconfirmed) {:ok, user} = user |> Ecto.Changeset.change() |> Ecto.Changeset.put_embed(:info, info_change) |> Repo.update() refute Pleroma.User.auth_active?(user) app = insert(:oauth_app) conn = build_conn() |> post("/oauth/token", %{ "grant_type" => "password", "username" => user.nickname, "password" => password, "client_id" => app.client_id, "client_secret" => app.client_secret }) assert resp = json_response(conn, 403) assert %{"error" => _} = resp refute Map.has_key?(resp, "access_token") end test "rejects token exchange for valid credentials belonging to deactivated user" do password = "testpassword" user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt(password), info: %{deactivated: true} ) app = insert(:oauth_app) conn = build_conn() |> post("/oauth/token", %{ "grant_type" => "password", "username" => user.nickname, "password" => password, "client_id" => app.client_id, "client_secret" => app.client_secret }) assert resp = json_response(conn, 403) assert %{"error" => _} = resp refute Map.has_key?(resp, "access_token") end test "rejects an invalid authorization code" do app = insert(:oauth_app) conn = build_conn() |> post("/oauth/token", %{ "grant_type" => "authorization_code", "code" => "Imobviouslyinvalid", "redirect_uri" => app.redirect_uris, "client_id" => app.client_id, "client_secret" => app.client_secret }) assert resp = json_response(conn, 400) assert %{"error" => _} = json_response(conn, 400) refute Map.has_key?(resp, "access_token") end end end