From 4da0d94b96e662b8dffe281d0a2de812f11cda71 Mon Sep 17 00:00:00 2001 From: Jacek Kowalski <Jacek@jacekk.info> Date: Sun, 10 May 2020 20:40:15 +0000 Subject: [PATCH] Filter potentially dangerous input in GitHub Actions workflows --- src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java | 48 +++++++++++++++++++++++++++++++++++------------- 1 files changed, 35 insertions(+), 13 deletions(-) diff --git a/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java b/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java index 8198a35..4557c7a 100644 --- a/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java +++ b/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java @@ -3,19 +3,24 @@ import org.apache.http.HttpEntity; import org.jboss.logging.Logger; import org.keycloak.common.util.KeycloakUriBuilder; +import org.keycloak.common.util.Time; import org.keycloak.events.EventBuilder; import org.keycloak.events.EventType; +import org.keycloak.forms.login.LoginFormsProvider; import org.keycloak.models.*; import org.keycloak.protocol.LoginProtocol; import org.keycloak.protocol.cas.utils.LogoutHelper; -import org.keycloak.services.managers.ClientSessionCode; +import org.keycloak.protocol.oidc.utils.OAuth2Code; +import org.keycloak.protocol.oidc.utils.OAuth2CodeParser; import org.keycloak.services.managers.ResourceAdminManager; +import org.keycloak.sessions.AuthenticationSessionModel; import javax.ws.rs.core.HttpHeaders; import javax.ws.rs.core.Response; import javax.ws.rs.core.UriInfo; import java.io.IOException; import java.net.URI; +import java.util.UUID; public class CASLoginProtocol implements LoginProtocol { private static final Logger logger = Logger.getLogger(CASLoginProtocol.class); @@ -23,6 +28,7 @@ public static final String LOGIN_PROTOCOL = "cas"; public static final String SERVICE_PARAM = "service"; + public static final String TARGET_PARAM = "TARGET"; public static final String RENEW_PARAM = "renew"; public static final String GATEWAY_PARAM = "gateway"; public static final String TICKET_PARAM = "ticket"; @@ -32,6 +38,8 @@ public static final String SERVICE_TICKET_PREFIX = "ST-"; public static final String SESSION_SERVICE_TICKET = "service_ticket"; + + public static final String LOGOUT_REDIRECT_URI = "CAS_LOGOUT_REDIRECT_URI"; protected KeycloakSession session; protected RealmModel realm; @@ -81,14 +89,19 @@ } @Override - public Response authenticated(UserSessionModel userSession, ClientSessionCode accessCode) { - ClientSessionModel clientSession = accessCode.getClientSession(); + public Response authenticated(AuthenticationSessionModel authSession, UserSessionModel userSession, ClientSessionContext clientSessionCtx) { + AuthenticatedClientSessionModel clientSession = clientSessionCtx.getClientSession(); - String service = clientSession.getRedirectUri(); + String service = authSession.getRedirectUri(); //TODO validate service - accessCode.setAction(ClientSessionModel.Action.CODE_TO_TOKEN.name()); + + OAuth2Code codeData = new OAuth2Code(UUID.randomUUID(), + Time.currentTime() + userSession.getRealm().getAccessCodeLifespan(), + null, null, authSession.getRedirectUri(), null, null); + String code = OAuth2CodeParser.persistCode(session, clientSession, codeData); + KeycloakUriBuilder uriBuilder = KeycloakUriBuilder.fromUri(service); - uriBuilder.queryParam(TICKET_RESPONSE_PARAM, SERVICE_TICKET_PREFIX + accessCode.getCode()); + uriBuilder.queryParam(TICKET_RESPONSE_PARAM, SERVICE_TICKET_PREFIX + code); URI redirectUri = uriBuilder.build(); @@ -97,12 +110,12 @@ } @Override - public Response sendError(ClientSessionModel clientSession, Error error) { + public Response sendError(AuthenticationSessionModel authSession, Error error) { return Response.serverError().entity(error).build(); } @Override - public void backchannelLogout(UserSessionModel userSession, ClientSessionModel clientSession) { + public void backchannelLogout(UserSessionModel userSession, AuthenticatedClientSessionModel clientSession) { String logoutUrl = clientSession.getRedirectUri(); String serviceTicket = clientSession.getNote(CASLoginProtocol.SESSION_SERVICE_TICKET); //check if session is fully authenticated (i.e. serviceValidate has been called) @@ -110,7 +123,7 @@ sendSingleLogoutRequest(logoutUrl, serviceTicket); } ClientModel client = clientSession.getClient(); - new ResourceAdminManager(session).logoutClientSession(uriInfo.getRequestUri(), realm, client, clientSession); + new ResourceAdminManager(session).logoutClientSession(realm, client, clientSession); } private void sendSingleLogoutRequest(String logoutUrl, String serviceTicket) { @@ -124,21 +137,30 @@ } @Override - public Response frontchannelLogout(UserSessionModel userSession, ClientSessionModel clientSession) { + public Response frontchannelLogout(UserSessionModel userSession, AuthenticatedClientSessionModel clientSession) { // todo oidc redirect support throw new RuntimeException("NOT IMPLEMENTED"); } @Override public Response finishLogout(UserSessionModel userSession) { + String redirectUri = userSession.getNote(CASLoginProtocol.LOGOUT_REDIRECT_URI); + event.event(EventType.LOGOUT); event.user(userSession.getUser()).session(userSession).success(); - return Response.ok().build(); + + if (redirectUri != null) { + return Response.status(302).location(URI.create(redirectUri)).build(); + } else { + LoginFormsProvider infoPage = session.getProvider(LoginFormsProvider.class).setSuccess("Logout successful"); + infoPage.setAttribute("skipLink", true); + return infoPage.createInfoPage(); + } } @Override - public boolean requireReauthentication(UserSessionModel userSession, ClientSessionModel clientSession) { - return "true".equals(clientSession.getNote(CASLoginProtocol.RENEW_PARAM)); + public boolean requireReauthentication(UserSessionModel userSession, AuthenticationSessionModel authSession) { + return "true".equals(authSession.getClientNote(CASLoginProtocol.RENEW_PARAM)); } @Override -- Gitblit v1.9.1