From d473ba5989dc1c6d2677388ba3b592fbaa5751f0 Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Thu, 31 Oct 2024 11:00:23 +0000
Subject: [PATCH] Workflows: fix "test" workflow outputs
---
src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java | 154 ++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 127 insertions(+), 27 deletions(-)
diff --git a/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java b/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java
index 2620eb3..54f05ca 100644
--- a/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java
+++ b/src/main/java/org/keycloak/protocol/cas/endpoints/AbstractValidateEndpoint.java
@@ -1,37 +1,43 @@
package org.keycloak.protocol.cas.endpoints;
-import jakarta.ws.rs.core.Context;
-import jakarta.ws.rs.core.HttpHeaders;
import jakarta.ws.rs.core.Response;
import org.jboss.logging.Logger;
-import org.jboss.resteasy.spi.HttpRequest;
-import org.keycloak.common.ClientConnection;
import org.keycloak.events.Details;
import org.keycloak.events.Errors;
import org.keycloak.events.EventBuilder;
+import org.keycloak.common.util.Time;
import org.keycloak.models.*;
import org.keycloak.protocol.ProtocolMapper;
import org.keycloak.protocol.cas.CASLoginProtocol;
import org.keycloak.protocol.cas.mappers.CASAttributeMapper;
import org.keycloak.protocol.cas.representations.CASErrorCode;
import org.keycloak.protocol.cas.utils.CASValidationException;
-import org.keycloak.protocol.oidc.utils.OAuth2CodeParser;
+import org.keycloak.protocol.oidc.utils.OAuth2Code;
import org.keycloak.protocol.oidc.utils.RedirectUtils;
import org.keycloak.services.managers.AuthenticationManager;
+import org.keycloak.services.managers.UserSessionCrossDCManager;
import org.keycloak.services.util.DefaultClientSessionContext;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
+import java.util.UUID;
+import java.util.regex.Pattern;
import java.util.stream.Collectors;
+import org.apache.http.client.utils.URIBuilder;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.HttpResponse;
+import org.apache.http.impl.client.HttpClientBuilder;
public abstract class AbstractValidateEndpoint {
protected final Logger logger = Logger.getLogger(getClass());
+ private static final Pattern DOT = Pattern.compile("\\.");
protected KeycloakSession session;
protected RealmModel realm;
protected EventBuilder event;
protected ClientModel client;
protected AuthenticatedClientSessionModel clientSession;
+ protected String pgtIou;
public AbstractValidateEndpoint(KeycloakSession session, RealmModel realm, EventBuilder event) {
this.session = session;
@@ -78,50 +84,78 @@
session.getContext().setClient(client);
}
- protected void checkTicket(String ticket, boolean requireReauth) {
+ protected void checkTicket(String ticket, String prefix, boolean requireReauth) {
if (ticket == null) {
event.error(Errors.INVALID_CODE);
throw new CASValidationException(CASErrorCode.INVALID_REQUEST, "Missing parameter: " + CASLoginProtocol.TICKET_PARAM, Response.Status.BAD_REQUEST);
}
- if (!ticket.startsWith(CASLoginProtocol.SERVICE_TICKET_PREFIX)) {
+
+ if (!ticket.startsWith(prefix)) {
event.error(Errors.INVALID_CODE);
throw new CASValidationException(CASErrorCode.INVALID_TICKET_SPEC, "Malformed service ticket", Response.Status.BAD_REQUEST);
}
- String code = ticket.substring(CASLoginProtocol.SERVICE_TICKET_PREFIX.length());
+ boolean isReusable = ticket.startsWith(CASLoginProtocol.PROXY_GRANTING_TICKET_PREFIX);
- OAuth2CodeParser.ParseResult parseResult = OAuth2CodeParser.parseCode(session, code, realm, event);
- if (parseResult.isIllegalCode()) {
+ String[] parsed = DOT.split(ticket.substring(prefix.length()), 3);
+ if (parsed.length != 3) {
event.error(Errors.INVALID_CODE);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET_SPEC, "Invalid format of the code", Response.Status.BAD_REQUEST);
+ }
- // Attempt to use same code twice should invalidate existing clientSession
- AuthenticatedClientSessionModel clientSession = parseResult.getClientSession();
- if (clientSession != null) {
- clientSession.detachFromUserSession();
+ String codeUUID = parsed[0];
+ String userSessionId = parsed[1];
+ String clientUUID = parsed[2];
+
+ event.detail(Details.CODE_ID, userSessionId);
+ event.session(userSessionId);
+
+ // Retrieve UserSession
+ UserSessionModel userSession = new UserSessionCrossDCManager(session).getUserSessionWithClient(realm, userSessionId, clientUUID);
+ if (userSession == null) {
+ // Needed to track if code is invalid
+ userSession = session.sessions().getUserSession(realm, userSessionId);
+ if (userSession == null) {
+ event.error(Errors.USER_SESSION_NOT_FOUND);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code not valid", Response.Status.BAD_REQUEST);
}
+ }
+ clientSession = userSession.getAuthenticatedClientSessionByClient(clientUUID);
+ if (clientSession == null) {
+ event.error(Errors.INVALID_CODE);
throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code not valid", Response.Status.BAD_REQUEST);
}
- clientSession = parseResult.getClientSession();
+ SingleUseObjectProvider codeStore = session.singleUseObjects();
+ Map<String, String> codeDataSerialized = isReusable ? codeStore.get(prefix + codeUUID) : codeStore.remove(prefix + codeUUID);
- if (parseResult.isExpiredCode()) {
+ // Either code not available
+ if (codeDataSerialized == null) {
+ event.error(Errors.INVALID_CODE);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code not valid", Response.Status.BAD_REQUEST);
+ }
+
+ OAuth2Code codeData = OAuth2Code.deserializeCode(codeDataSerialized);
+
+ String persistedUserSessionId = codeData.getUserSessionId();
+ if (!userSessionId.equals(persistedUserSessionId)) {
+ event.error(Errors.INVALID_CODE);
+ throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code not valid", Response.Status.BAD_REQUEST);
+ }
+
+ // Finally doublecheck if code is not expired
+ int currentTime = Time.currentTime();
+ if (currentTime > codeData.getExpiration()) {
event.error(Errors.EXPIRED_CODE);
throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Code is expired", Response.Status.BAD_REQUEST);
}
- clientSession.setNote(CASLoginProtocol.SESSION_SERVICE_TICKET, ticket);
+ clientSession.setNote(CASLoginProtocol.SESSION_TICKET, ticket);
if (requireReauth && AuthenticationManager.isSSOAuthentication(clientSession)) {
event.error(Errors.SESSION_EXPIRED);
throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Interactive authentication was requested but not performed", Response.Status.BAD_REQUEST);
- }
-
- UserSessionModel userSession = clientSession.getUserSession();
-
- if (userSession == null) {
- event.error(Errors.USER_SESSION_NOT_FOUND);
- throw new CASValidationException(CASErrorCode.INVALID_TICKET, "User session not found", Response.Status.BAD_REQUEST);
}
UserModel user = userSession.getUser();
@@ -137,14 +171,44 @@
event.user(userSession.getUser());
event.session(userSession.getId());
- if (!client.getClientId().equals(clientSession.getClient().getClientId())) {
- event.error(Errors.INVALID_CODE);
- throw new CASValidationException(CASErrorCode.INVALID_SERVICE, "Auth error", Response.Status.BAD_REQUEST);
+ if (client == null) {
+ client = clientSession.getClient();
+ } else {
+ if (!client.getClientId().equals(clientSession.getClient().getClientId())) {
+ event.error(Errors.INVALID_CODE);
+ throw new CASValidationException(CASErrorCode.INVALID_SERVICE, "Invalid service", Response.Status.BAD_REQUEST);
+ }
}
if (!AuthenticationManager.isSessionValid(realm, userSession)) {
event.error(Errors.USER_SESSION_NOT_FOUND);
throw new CASValidationException(CASErrorCode.INVALID_TICKET, "Session not active", Response.Status.BAD_REQUEST);
+ }
+
+ }
+
+ protected void createProxyGrant(String pgtUrl) {
+ if ( RedirectUtils.verifyRedirectUri(session, pgtUrl, client) == null ) {
+ event.error(Errors.INVALID_REQUEST);
+ throw new CASValidationException(CASErrorCode.INVALID_PROXY_CALLBACK, "Proxy callback is invalid", Response.Status.BAD_REQUEST);
+ }
+
+ String pgtIou = getPGTIOU();
+ String pgtId = getPGT(session, clientSession, pgtUrl);
+
+ try {
+ HttpResponse response = HttpClientBuilder.create().build().execute(
+ new HttpGet(new URIBuilder(pgtUrl).setParameter("pgtIou",pgtIou).setParameter("pgtId",pgtId).build())
+ );
+
+ if (response.getStatusLine().getStatusCode() != 200) {
+ throw new Exception();
+ }
+
+ this.pgtIou = pgtIou;
+ } catch (Exception e) {
+ event.error(Errors.INVALID_REQUEST);
+ throw new CASValidationException(CASErrorCode.PROXY_CALLBACK_ERROR, "Proxy callback returned an error", Response.Status.BAD_REQUEST);
}
}
@@ -164,4 +228,40 @@
}
return attributes;
}
+
+ protected String getPGTIOU()
+ {
+ return CASLoginProtocol.PROXY_GRANTING_TICKET_IOU_PREFIX + UUID.randomUUID().toString();
+ }
+
+ protected String getPGT(KeycloakSession session, AuthenticatedClientSessionModel clientSession, String pgtUrl)
+ {
+ return persistedTicket(pgtUrl, CASLoginProtocol.PROXY_GRANTING_TICKET_PREFIX);
+ }
+
+ protected String getPT(KeycloakSession session, AuthenticatedClientSessionModel clientSession, String targetService)
+ {
+ return persistedTicket(targetService, CASLoginProtocol.PROXY_TICKET_PREFIX);
+ }
+
+ protected String getST(String redirectUri)
+ {
+ return persistedTicket(redirectUri, CASLoginProtocol.SERVICE_TICKET_PREFIX);
+ }
+
+ public static String getST(KeycloakSession session, AuthenticatedClientSessionModel clientSession, String redirectUri)
+ {
+ ValidateEndpoint vp = new ValidateEndpoint(session,null,null);
+ vp.clientSession = clientSession;
+ return vp.getST(redirectUri);
+ }
+
+ protected String persistedTicket(String redirectUriParam, String prefix)
+ {
+ String key = UUID.randomUUID().toString();
+ UserSessionModel userSession = clientSession.getUserSession();
+ OAuth2Code codeData = new OAuth2Code(key, Time.currentTime() + userSession.getRealm().getAccessCodeLifespan(), null, null, redirectUriParam, null, null, userSession.getId());
+ session.singleUseObjects().put(prefix + key, clientSession.getUserSession().getRealm().getAccessCodeLifespan(), codeData.serializeCode());
+ return prefix + key + "." + clientSession.getUserSession().getId() + "." + clientSession.getClient().getId();
+ }
}
--
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