src/main/java/org/keycloak/protocol/cas/utils/LogoutHelper.java

@@ -2,21 +2,25 @@

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.keycloak.connections.httpclient.HttpClientProvider;
import org.keycloak.models.KeycloakSession;
import org.keycloak.saml.common.exceptions.ConfigurationException;
import org.keycloak.saml.processing.core.saml.v2.common.IDGenerator;
import org.keycloak.saml.processing.core.saml.v2.util.XMLTimeUtil;

import javax.ws.rs.core.HttpHeaders;
import javax.xml.datatype.XMLGregorianCalendar;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.UUID;
import java.util.LinkedList;
import java.util.List;

public class LogoutHelper {
    //although it looks alike, the CAS SLO protocol has nothing to do with SAML; so we build the format
@@ -26,17 +30,14 @@
            "  <samlp:SessionIndex>$SESSION_IDENTIFIER</samlp:SessionIndex>\n" +
            "</samlp:LogoutRequest>";

    public static HttpEntity buildSingleLogoutRequest(String serviceTicket) {
        String id = IDGenerator.create("ID_");
        XMLGregorianCalendar issueInstant;
        try {
            issueInstant = XMLTimeUtil.getIssueInstant();
        } catch (ConfigurationException e) {
            throw new RuntimeException(e);
        }
        String document = TEMPLATE.replace("$ID", id).replace("$ISSUE_INSTANT", issueInstant.toString())
    public static HttpEntity buildSingleLogoutRequest(String serviceTicket) throws IOException {
        String id = "ID_" + UUID.randomUUID().toString();
        String issueInstant = new SimpleDateFormat("yyyy-MM-dd'T'H:mm:ss").format(new Date());
        String document = TEMPLATE.replace("$ID", id).replace("$ISSUE_INSTANT", issueInstant)
                .replace("$SESSION_IDENTIFIER", serviceTicket);
        return new StringEntity(document, ContentType.APPLICATION_XML.withCharset(StandardCharsets.UTF_8));
        List<NameValuePair> parameters = new LinkedList<>();
        parameters.add(new BasicNameValuePair("logoutRequest", document));
        return new UrlEncodedFormEntity(parameters);
    }

    public static void postWithRedirect(KeycloakSession session, String url, HttpEntity postBody) throws IOException {