/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.rest;
import org.elasticsearch.common.logging.ESLogger;
import org.elasticsearch.common.logging.Loggers;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.node.Node;
import org.elasticsearch.test.ESIntegTestCase;
import org.elasticsearch.test.rest.client.http.HttpResponse;
import org.junit.Test;
import static org.elasticsearch.http.netty.NettyHttpServerTransport.SETTING_CORS_ALLOW_ORIGIN;
import static org.elasticsearch.http.netty.NettyHttpServerTransport.SETTING_CORS_ALLOW_CREDENTIALS;
import static org.elasticsearch.http.netty.NettyHttpServerTransport.SETTING_CORS_ALLOW_METHODS;
import static org.elasticsearch.http.netty.NettyHttpServerTransport.SETTING_CORS_ENABLED;
import static org.elasticsearch.http.netty.NettyHttpServerTransport.SETTING_HTTP_COMPRESSION;
import static org.elasticsearch.test.ESIntegTestCase.ClusterScope;
import static org.elasticsearch.test.ESIntegTestCase.Scope;
import static org.hamcrest.Matchers.*;
import static org.hamcrest.Matchers.is;
/**
* Test CORS where the allow origin value is a regular expression.
*/
@ClusterScope(scope = Scope.SUITE, numDataNodes = 1)
public class CorsRegexIT extends ESIntegTestCase {
protected static final ESLogger logger = Loggers.getLogger(CorsRegexIT.class);
@Override
protected Settings nodeSettings(int nodeOrdinal) {
return Settings.settingsBuilder()
.put(super.nodeSettings(nodeOrdinal))
.put(SETTING_CORS_ALLOW_ORIGIN, "/https?:\\/\\/localhost(:[0-9]+)?/")
.put(SETTING_CORS_ALLOW_CREDENTIALS, true)
.put(SETTING_CORS_ALLOW_METHODS, "get, options, post")
.put(SETTING_CORS_ENABLED, true)
.put(Node.HTTP_ENABLED, true)
.put(SETTING_HTTP_COMPRESSION, randomBoolean())
.build();
}
@Test
public void testThatRegularExpressionWorksOnMatch() throws Exception {
String corsValue = "http://localhost:9200";
HttpResponse response = httpClient().method("GET").path("/").addHeader("User-Agent", "Mozilla Bar").addHeader("Origin", corsValue).execute();
assertResponseWithOriginheader(response, corsValue);
corsValue = "https://localhost:9200";
response = httpClient().method("GET").path("/").addHeader("User-Agent", "Mozilla Bar").addHeader("Origin", corsValue).execute();
assertResponseWithOriginheader(response, corsValue);
assertThat(response.getHeaders(), hasKey("Access-Control-Allow-Credentials"));
assertThat(response.getHeaders().get("Access-Control-Allow-Credentials"), is("true"));
}
@Test
public void testThatRegularExpressionReturnsForbiddenOnNonMatch() throws Exception {
HttpResponse response = httpClient().method("GET").path("/").addHeader("User-Agent", "Mozilla Bar").addHeader("Origin", "http://evil-host:9200").execute();
// a rejected origin gets a FORBIDDEN - 403
assertThat(response.getStatusCode(), is(403));
assertThat(response.getHeaders(), not(hasKey("Access-Control-Allow-Origin")));
}
@Test
public void testThatSendingNoOriginHeaderReturnsNoAccessControlHeader() throws Exception {
HttpResponse response = httpClient().method("GET").path("/").addHeader("User-Agent", "Mozilla Bar").execute();
assertThat(response.getStatusCode(), is(200));
assertThat(response.getHeaders(), not(hasKey("Access-Control-Allow-Origin")));
}
@Test
public void testThatRegularExpressionIsNotAppliedWithoutCorrectBrowserOnMatch() throws Exception {
HttpResponse response = httpClient().method("GET").path("/").execute();
assertThat(response.getStatusCode(), is(200));
assertThat(response.getHeaders(), not(hasKey("Access-Control-Allow-Origin")));
}
@Test
public void testThatPreFlightRequestWorksOnMatch() throws Exception {
String corsValue = "http://localhost:9200";
HttpResponse response = httpClient().method("OPTIONS")
.path("/")
.addHeader("User-Agent", "Mozilla Bar")
.addHeader("Origin", corsValue)
.addHeader("Access-Control-Request-Method", "GET")
.execute();
assertResponseWithOriginheader(response, corsValue);
assertThat(response.getHeaders(), hasKey("Access-Control-Allow-Methods"));
}
@Test
public void testThatPreFlightRequestReturnsNullOnNonMatch() throws Exception {
HttpResponse response = httpClient().method("OPTIONS")
.path("/")
.addHeader("User-Agent", "Mozilla Bar")
.addHeader("Origin", "http://evil-host:9200")
.addHeader("Access-Control-Request-Method", "GET")
.execute();
// a rejected origin gets a FORBIDDEN - 403
assertThat(response.getStatusCode(), is(403));
assertThat(response.getHeaders(), not(hasKey("Access-Control-Allow-Origin")));
assertThat(response.getHeaders(), not(hasKey("Access-Control-Allow-Methods")));
}
protected static void assertResponseWithOriginheader(HttpResponse response, String expectedCorsHeader) {
assertThat(response.getStatusCode(), is(200));
assertThat(response.getHeaders(), hasKey("Access-Control-Allow-Origin"));
assertThat(response.getHeaders().get("Access-Control-Allow-Origin"), is(expectedCorsHeader));
}
}