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feat: Adds SSL mutual auth support to intra-cluster requests (#5482)
* feat: Adds SSL mutual auth support to intra-cluster requests
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docs/operate-and-deploy/installation/server-config/security.md
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ksqldb-rest-app/src/main/java/io/confluent/ksql/api/auth/SystemAuthenticationHandler.java
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| @@ -0,0 +1,94 @@ | ||
| /* | ||
| * Copyright 2020 Confluent Inc. | ||
| * | ||
| * Licensed under the Confluent Community License (the "License"); you may not use | ||
| * this file except in compliance with the License. You may obtain a copy of the | ||
| * License at | ||
| * | ||
| * http://www.confluent.io/confluent-community-license | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| * WARRANTIES OF ANY KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations under the License. | ||
| */ | ||
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| package io.confluent.ksql.api.auth; | ||
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| import io.vertx.core.AsyncResult; | ||
| import io.vertx.core.Handler; | ||
| import io.vertx.core.http.HttpConnection; | ||
| import io.vertx.core.json.JsonObject; | ||
| import io.vertx.ext.auth.AuthProvider; | ||
| import io.vertx.ext.auth.User; | ||
| import io.vertx.ext.web.RoutingContext; | ||
| import java.security.Principal; | ||
| import java.util.Objects; | ||
| import javax.net.ssl.SSLPeerUnverifiedException; | ||
| import javax.net.ssl.SSLSession; | ||
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| public class SystemAuthenticationHandler implements Handler<RoutingContext> { | ||
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| public SystemAuthenticationHandler() {} | ||
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| @Override | ||
| public void handle(final RoutingContext routingContext) { | ||
| final HttpConnection httpConnection = routingContext.request().connection(); | ||
| if (!httpConnection.isSsl()) { | ||
| throw new IllegalStateException("Should only have ssl connections"); | ||
| } | ||
| final Principal peerPrincipal = getPeerPrincipal(httpConnection.sslSession()); | ||
| routingContext.setUser(new SystemUser(peerPrincipal)); | ||
| routingContext.next(); | ||
| } | ||
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| private static Principal getPeerPrincipal(final SSLSession sslSession) { | ||
| try { | ||
| return sslSession.getPeerPrincipal(); | ||
| } catch (SSLPeerUnverifiedException e) { | ||
| throw new IllegalStateException("Peer should always be verified", e); | ||
| } | ||
| } | ||
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| public static boolean isAuthenticatedAsSystemUser(final RoutingContext routingContext) { | ||
| final User user = routingContext.user(); | ||
| return user instanceof SystemUser; | ||
| } | ||
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| private static class SystemUser implements ApiUser { | ||
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| private final Principal principal; | ||
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| SystemUser(final Principal principal) { | ||
| this.principal = Objects.requireNonNull(principal); | ||
| } | ||
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| @SuppressWarnings("deprecation") | ||
| @Override | ||
| public User isAuthorized(final String s, final Handler<AsyncResult<Boolean>> handler) { | ||
| throw new UnsupportedOperationException(); | ||
| } | ||
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| @SuppressWarnings("deprecation") | ||
| @Override | ||
| public User clearCache() { | ||
| throw new UnsupportedOperationException(); | ||
| } | ||
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| @Override | ||
| public JsonObject principal() { | ||
| throw new UnsupportedOperationException(); | ||
| } | ||
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| @SuppressWarnings("deprecation") | ||
| @Override | ||
| public void setAuthProvider(final AuthProvider authProvider) { | ||
| throw new UnsupportedOperationException(); | ||
| } | ||
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| @Override | ||
| public Principal getPrincipal() { | ||
| return principal; | ||
| } | ||
| } | ||
| } |
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