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

@@ -17,11 +17,12 @@

package org.keycloak.protocol.oidc.utils;

import org.jboss.logging.Logger;
import org.keycloak.common.util.UriUtils;
import org.keycloak.models.ClientModel;
import org.keycloak.models.Constants;
import org.keycloak.models.RealmModel;
import org.keycloak.services.Urls;
import org.keycloak.services.ServicesLogger;

import javax.ws.rs.core.UriInfo;
import java.net.URI;
@@ -33,7 +34,7 @@
 */
public class RedirectUtils {

    private static final ServicesLogger logger = ServicesLogger.ROOT_LOGGER;
    private static final Logger logger = Logger.getLogger(RedirectUtils.class);

    public static String verifyRealmRedirectUri(UriInfo uriInfo, String redirectUri, RealmModel realm) {
        Set<String> validRedirects = getValidateRedirectUris(uriInfo, realm);
@@ -77,7 +78,7 @@
        } else {
            redirectUri = lowerCaseHostname(redirectUri);

            String r = redirectUri.indexOf('?') != -1 ? redirectUri.substring(0, redirectUri.indexOf('?')) : redirectUri;
            String r = redirectUri;
            Set<String> resolveValidRedirects = resolveValidRedirects(uriInfo, rootUrl, validRedirects);

            boolean valid = matchesRedirects(resolveValidRedirects, r);
@@ -121,28 +122,27 @@

    private static String relativeToAbsoluteURI(UriInfo uriInfo, String rootUrl, String relative) {
        if (rootUrl == null || rootUrl.isEmpty()) {
            URI baseUri = uriInfo.getBaseUri();
            String uri = baseUri.getScheme() + "://" + baseUri.getHost();
            if (baseUri.getPort() != -1) {
                uri += ":" + baseUri.getPort();
            }
            rootUrl = uri;
            rootUrl = UriUtils.getOrigin(uriInfo.getBaseUri());
        }
        relative = rootUrl + relative;
        return relative;
        StringBuilder sb = new StringBuilder();
        sb.append(rootUrl);
        sb.append(relative);
        return sb.toString();
    }

    private static boolean matchesRedirects(Set<String> validRedirects, String redirect) {
        for (String validRedirect : validRedirects) {
            if (validRedirect.endsWith("*")) {
            if (validRedirect.endsWith("*") && !validRedirect.contains("?")) {
                // strip off the query component - we don't check them when wildcards are effective
                String r = redirect.contains("?") ? redirect.substring(0, redirect.indexOf("?")) : redirect;
                // strip off *
                int length = validRedirect.length() - 1;
                validRedirect = validRedirect.substring(0, length);
                if (redirect.startsWith(validRedirect)) return true;
                if (r.startsWith(validRedirect)) return true;
                // strip off trailing '/'
                if (length - 1 > 0 && validRedirect.charAt(length - 1) == '/') length--;
                validRedirect = validRedirect.substring(0, length);
                if (validRedirect.equals(redirect)) return true;
                if (validRedirect.equals(r)) return true;
            } else if (validRedirect.equals(redirect)) return true;
        }
        return false;