From 10c4c9f3e1382055faec61ca1d727b7e6c768d17 Mon Sep 17 00:00:00 2001
From: stianst <stianst@gmail.com>
Date: Mon, 11 Nov 2019 11:25:44 +0000
Subject: [PATCH] KEYCLOAK-11728 New default hostname provider
---
src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java | 85 ++++++++++++++++++++++++++++++++----------
1 files changed, 65 insertions(+), 20 deletions(-)
diff --git a/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java b/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java
index 60f5493..5f89335 100644
--- a/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java
+++ b/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java
@@ -21,11 +21,15 @@
import org.keycloak.common.util.UriUtils;
import org.keycloak.models.ClientModel;
import org.keycloak.models.Constants;
+import org.keycloak.models.KeycloakSession;
+import org.keycloak.models.KeycloakUriInfo;
import org.keycloak.models.RealmModel;
import org.keycloak.services.Urls;
+import org.keycloak.services.util.ResolveRelative;
-import javax.ws.rs.core.UriInfo;
import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
@@ -36,43 +40,62 @@
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);
- return verifyRedirectUri(uriInfo, null, redirectUri, realm, validRedirects);
+ public static String verifyRealmRedirectUri(KeycloakSession session, String redirectUri) {
+ Set<String> validRedirects = getValidateRedirectUris(session);
+ return verifyRedirectUri(session, null, redirectUri, validRedirects, true);
}
- public static String verifyRedirectUri(UriInfo uriInfo, String redirectUri, RealmModel realm, ClientModel client) {
+ public static String verifyRedirectUri(KeycloakSession session, String redirectUri, ClientModel client) {
+ return verifyRedirectUri(session, redirectUri, client, true);
+ }
+
+ public static String verifyRedirectUri(KeycloakSession session, String redirectUri, ClientModel client, boolean requireRedirectUri) {
if (client != null)
- return verifyRedirectUri(uriInfo, client.getRootUrl(), redirectUri, realm, client.getRedirectUris());
+ return verifyRedirectUri(session, client.getRootUrl(), redirectUri, client.getRedirectUris(), requireRedirectUri);
return null;
}
- public static Set<String> resolveValidRedirects(UriInfo uriInfo, String rootUrl, Set<String> validRedirects) {
+ public static Set<String> resolveValidRedirects(KeycloakSession session, String rootUrl, Set<String> validRedirects) {
// If the valid redirect URI is relative (no scheme, host, port) then use the request's scheme, host, and port
- Set<String> resolveValidRedirects = new HashSet<String>();
+ Set<String> resolveValidRedirects = new HashSet<>();
for (String validRedirect : validRedirects) {
- resolveValidRedirects.add(validRedirect); // add even relative urls.
if (validRedirect.startsWith("/")) {
- validRedirect = relativeToAbsoluteURI(uriInfo, rootUrl, validRedirect);
+ validRedirect = relativeToAbsoluteURI(session, rootUrl, validRedirect);
logger.debugv("replacing relative valid redirect with: {0}", validRedirect);
resolveValidRedirects.add(validRedirect);
+ } else {
+ resolveValidRedirects.add(validRedirect);
}
}
return resolveValidRedirects;
}
- private static Set<String> getValidateRedirectUris(UriInfo uriInfo, RealmModel realm) {
+ private static Set<String> getValidateRedirectUris(KeycloakSession session) {
Set<String> redirects = new HashSet<>();
- for (ClientModel client : realm.getClients()) {
- redirects.addAll(resolveValidRedirects(uriInfo, client.getRootUrl(), client.getRedirectUris()));
+ for (ClientModel client : session.getContext().getRealm().getClients()) {
+ if (client.isEnabled()) {
+ redirects.addAll(resolveValidRedirects(session, client.getRootUrl(), client.getRedirectUris()));
+ }
}
return redirects;
}
- private static String verifyRedirectUri(UriInfo uriInfo, String rootUrl, String redirectUri, RealmModel realm, Set<String> validRedirects) {
+ private static String verifyRedirectUri(KeycloakSession session, String rootUrl, String redirectUri, Set<String> validRedirects, boolean requireRedirectUri) {
+ KeycloakUriInfo uriInfo = session.getContext().getUri();
+ RealmModel realm = session.getContext().getRealm();
+
+ if (redirectUri != null)
+ redirectUri = normalizeUrl(redirectUri);
+
if (redirectUri == null) {
- logger.debug("No Redirect URI parameter specified");
- return null;
+ if (!requireRedirectUri) {
+ redirectUri = getSingleValidRedirectUri(validRedirects);
+ }
+
+ if (redirectUri == null) {
+ logger.debug("No Redirect URI parameter specified");
+ return null;
+ }
} else if (validRedirects.isEmpty()) {
logger.debug("No Redirect URIs supplied");
redirectUri = null;
@@ -80,7 +103,7 @@
redirectUri = lowerCaseHostname(redirectUri);
String r = redirectUri;
- Set<String> resolveValidRedirects = resolveValidRedirects(uriInfo, rootUrl, validRedirects);
+ Set<String> resolveValidRedirects = resolveValidRedirects(session, rootUrl, validRedirects);
boolean valid = matchesRedirects(resolveValidRedirects, r);
@@ -100,7 +123,7 @@
valid = matchesRedirects(resolveValidRedirects, r);
}
if (valid && redirectUri.startsWith("/")) {
- redirectUri = relativeToAbsoluteURI(uriInfo, rootUrl, redirectUri);
+ redirectUri = relativeToAbsoluteURI(session, rootUrl, redirectUri);
}
redirectUri = valid ? redirectUri : null;
}
@@ -121,9 +144,13 @@
}
}
- private static String relativeToAbsoluteURI(UriInfo uriInfo, String rootUrl, String relative) {
+ private static String relativeToAbsoluteURI(KeycloakSession session, String rootUrl, String relative) {
+ if (rootUrl != null) {
+ rootUrl = ResolveRelative.resolveRootUrl(session, rootUrl);
+ }
+
if (rootUrl == null || rootUrl.isEmpty()) {
- rootUrl = UriUtils.getOrigin(uriInfo.getBaseUri());
+ rootUrl = UriUtils.getOrigin(session.getContext().getUri().getBaseUri());
}
StringBuilder sb = new StringBuilder();
sb.append(rootUrl);
@@ -149,4 +176,22 @@
return false;
}
+ private static String getSingleValidRedirectUri(Collection<String> validRedirects) {
+ if (validRedirects.size() != 1) return null;
+ String validRedirect = validRedirects.iterator().next();
+ int idx = validRedirect.indexOf("/*");
+ if (idx > -1) {
+ validRedirect = validRedirect.substring(0, idx);
+ }
+ return validRedirect;
+ }
+
+ private static String normalizeUrl(String url) {
+ try {
+ URI uri = new URI(url);
+ return uri.normalize().toString();
+ } catch (URISyntaxException e) {
+ throw new IllegalArgumentException("Invalid URL syntax: " + e.getMessage());
+ }
+ }
}
--
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