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| 1 | +/* |
| 2 | + * Copyright 2026 Google LLC |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + * you may not use this file except in compliance with the License. |
| 6 | + * You may obtain a copy of the License at |
| 7 | + * |
| 8 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | + * |
| 10 | + * Unless required by applicable law or agreed to in writing, software |
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | + * See the License for the specific language governing permissions and |
| 14 | + * limitations under the License. |
| 15 | + */ |
| 16 | + |
| 17 | +package com.google.cloud.bigquery.jdbc.it; |
| 18 | + |
| 19 | +import static org.junit.jupiter.api.Assertions.assertEquals; |
| 20 | +import static org.junit.jupiter.api.Assertions.assertFalse; |
| 21 | +import static org.junit.jupiter.api.Assertions.assertTrue; |
| 22 | + |
| 23 | +import com.google.cloud.bigquery.jdbc.utils.URIBuilder; |
| 24 | +import com.google.common.io.CharStreams; |
| 25 | +import com.sun.net.httpserver.HttpsConfigurator; |
| 26 | +import com.sun.net.httpserver.HttpsParameters; |
| 27 | +import com.sun.net.httpserver.HttpsServer; |
| 28 | +import java.io.File; |
| 29 | +import java.io.InputStream; |
| 30 | +import java.io.InputStreamReader; |
| 31 | +import java.io.OutputStream; |
| 32 | +import java.net.InetSocketAddress; |
| 33 | +import java.net.URL; |
| 34 | +import java.nio.charset.StandardCharsets; |
| 35 | +import java.security.KeyStore; |
| 36 | +import java.sql.Connection; |
| 37 | +import java.sql.DriverManager; |
| 38 | +import java.sql.Statement; |
| 39 | +import java.util.ArrayList; |
| 40 | +import java.util.List; |
| 41 | +import java.util.concurrent.TimeUnit; |
| 42 | +import java.util.concurrent.TimeoutException; |
| 43 | +import javax.net.ssl.KeyManagerFactory; |
| 44 | +import javax.net.ssl.SSLContext; |
| 45 | +import javax.net.ssl.SSLParameters; |
| 46 | +import org.junit.jupiter.api.AfterAll; |
| 47 | +import org.junit.jupiter.api.BeforeAll; |
| 48 | +import org.junit.jupiter.api.Test; |
| 49 | + |
| 50 | +public class ITLocalSslValidationTest { |
| 51 | + private static final String HOST = "localhost"; |
| 52 | + private static final String PASSWORD = "changeit"; |
| 53 | + private static final String KEYSTORE_RESOURCE = "/localhost-keystore.jks"; |
| 54 | + private static final String TRUSTSTORE_RESOURCE = "/localhost-truststore.jks"; |
| 55 | + private static final String SUCCESS_MARKER = "SUBPROCESS_RESULT: SUCCESS"; |
| 56 | + private static final String FAILURE_MARKER_PREFIX = "SUBPROCESS_RESULT: FAILURE - "; |
| 57 | + private static final String PKIX_ERROR_MSG = "PKIX path building failed"; |
| 58 | + |
| 59 | + private static MockHttpsServer mockServer; |
| 60 | + private static int port; |
| 61 | + |
| 62 | + public static class MockHttpsServer { |
| 63 | + private final HttpsServer server; |
| 64 | + |
| 65 | + public MockHttpsServer(int port) throws Exception { |
| 66 | + server = HttpsServer.create(new InetSocketAddress(HOST, port), 0); |
| 67 | + SSLContext sslContext = SSLContext.getInstance("TLS"); |
| 68 | + |
| 69 | + KeyStore ks = KeyStore.getInstance("JKS"); |
| 70 | + try (InputStream stream = getClass().getResourceAsStream(KEYSTORE_RESOURCE)) { |
| 71 | + if (stream == null) { |
| 72 | + throw new IllegalStateException( |
| 73 | + "Keystore resource " + KEYSTORE_RESOURCE + " not found on classpath!"); |
| 74 | + } |
| 75 | + ks.load(stream, PASSWORD.toCharArray()); |
| 76 | + } |
| 77 | + |
| 78 | + KeyManagerFactory kmf = |
| 79 | + KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm()); |
| 80 | + kmf.init(ks, PASSWORD.toCharArray()); |
| 81 | + |
| 82 | + sslContext.init(kmf.getKeyManagers(), null, null); |
| 83 | + |
| 84 | + server.setHttpsConfigurator( |
| 85 | + new HttpsConfigurator(sslContext) { |
| 86 | + @Override |
| 87 | + public void configure(HttpsParameters params) { |
| 88 | + try { |
| 89 | + SSLContext context = getSSLContext(); |
| 90 | + SSLParameters sslParams = context.getDefaultSSLParameters(); |
| 91 | + params.setSSLParameters(sslParams); |
| 92 | + } catch (Exception ex) { |
| 93 | + ex.printStackTrace(); |
| 94 | + } |
| 95 | + } |
| 96 | + }); |
| 97 | + |
| 98 | + server.createContext( |
| 99 | + "/", |
| 100 | + exchange -> { |
| 101 | + String path = exchange.getRequestURI().getPath(); |
| 102 | + String response; |
| 103 | + if (path.contains("/queries")) { |
| 104 | + response = |
| 105 | + "{\n" |
| 106 | + + " \"kind\": \"bigquery#queryResponse\",\n" |
| 107 | + + " \"jobComplete\": true,\n" |
| 108 | + + " \"rows\": [],\n" |
| 109 | + + " \"totalRows\": \"0\",\n" |
| 110 | + + " \"schema\": {\n" |
| 111 | + + " \"fields\": []\n" |
| 112 | + + " }\n" |
| 113 | + + "}"; |
| 114 | + } else { |
| 115 | + response = |
| 116 | + "{\n" |
| 117 | + + " \"kind\": \"bigquery#job\",\n" |
| 118 | + + " \"status\": {\n" |
| 119 | + + " \"state\": \"DONE\"\n" |
| 120 | + + " },\n" |
| 121 | + + " \"jobReference\": {\n" |
| 122 | + + " \"projectId\": \"dummy\",\n" |
| 123 | + + " \"jobId\": \"dummy-job\"\n" |
| 124 | + + " },\n" |
| 125 | + + " \"configuration\": {\n" |
| 126 | + + " \"query\": {\n" |
| 127 | + + " \"query\": \"SELECT 1\"\n" |
| 128 | + + " }\n" |
| 129 | + + " },\n" |
| 130 | + + " \"statistics\": {\n" |
| 131 | + + " \"query\": {\n" |
| 132 | + + " \"statementType\": \"SELECT\"\n" |
| 133 | + + " }\n" |
| 134 | + + " }\n" |
| 135 | + + "}"; |
| 136 | + } |
| 137 | + byte[] responseBytes = response.getBytes(StandardCharsets.UTF_8); |
| 138 | + exchange.getResponseHeaders().set("Content-Type", "application/json"); |
| 139 | + exchange.sendResponseHeaders(200, responseBytes.length); |
| 140 | + try (OutputStream os = exchange.getResponseBody()) { |
| 141 | + os.write(responseBytes); |
| 142 | + } |
| 143 | + }); |
| 144 | + } |
| 145 | + |
| 146 | + public void start() { |
| 147 | + server.start(); |
| 148 | + } |
| 149 | + |
| 150 | + public void stop() { |
| 151 | + server.stop(0); |
| 152 | + } |
| 153 | + |
| 154 | + public int getPort() { |
| 155 | + return server.getAddress().getPort(); |
| 156 | + } |
| 157 | + } |
| 158 | + |
| 159 | + private static class ProcessResult { |
| 160 | + final int exitCode; |
| 161 | + final String stdout; |
| 162 | + |
| 163 | + ProcessResult(int exitCode, String stdout) { |
| 164 | + this.exitCode = exitCode; |
| 165 | + this.stdout = stdout; |
| 166 | + } |
| 167 | + } |
| 168 | + |
| 169 | + @BeforeAll |
| 170 | + public static void setUp() throws Exception { |
| 171 | + mockServer = new MockHttpsServer(0); |
| 172 | + mockServer.start(); |
| 173 | + port = mockServer.getPort(); |
| 174 | + } |
| 175 | + |
| 176 | + @AfterAll |
| 177 | + public static void tearDown() { |
| 178 | + if (mockServer == null) { |
| 179 | + return; |
| 180 | + } |
| 181 | + mockServer.stop(); |
| 182 | + } |
| 183 | + |
| 184 | + private ProcessResult runSubprocess(String trustStore, String password) throws Exception { |
| 185 | + String javaHome = System.getProperty("java.home"); |
| 186 | + String javaBin = javaHome + File.separator + "bin" + File.separator + "java"; |
| 187 | + String classpath = System.getProperty("java.class.path"); |
| 188 | + String className = ITLocalSslValidationTest.class.getCanonicalName(); |
| 189 | + |
| 190 | + List<String> command = new ArrayList<>(); |
| 191 | + command.add(javaBin); |
| 192 | + if (trustStore != null) { |
| 193 | + command.add("-Djavax.net.ssl.trustStore=" + trustStore); |
| 194 | + } |
| 195 | + if (password != null) { |
| 196 | + command.add("-Djavax.net.ssl.trustStorePassword=" + password); |
| 197 | + } |
| 198 | + command.add("-cp"); |
| 199 | + command.add(classpath); |
| 200 | + command.add(className); |
| 201 | + command.add(String.valueOf(port)); |
| 202 | + |
| 203 | + ProcessBuilder builder = new ProcessBuilder(command); |
| 204 | + builder.redirectErrorStream(true); |
| 205 | + Process process = builder.start(); |
| 206 | + |
| 207 | + String output = ""; |
| 208 | + boolean finished = false; |
| 209 | + try { |
| 210 | + try (InputStreamReader reader = |
| 211 | + new InputStreamReader(process.getInputStream(), StandardCharsets.UTF_8)) { |
| 212 | + output = CharStreams.toString(reader); |
| 213 | + } |
| 214 | + finished = process.waitFor(10, TimeUnit.SECONDS); |
| 215 | + if (!finished) { |
| 216 | + throw new TimeoutException("Subprocess timed out after 10 seconds"); |
| 217 | + } |
| 218 | + int exitCode = process.exitValue(); |
| 219 | + return new ProcessResult(exitCode, output); |
| 220 | + } finally { |
| 221 | + if (!finished && process.isAlive()) { |
| 222 | + process.destroyForcibly(); |
| 223 | + } |
| 224 | + } |
| 225 | + } |
| 226 | + |
| 227 | + @Test |
| 228 | + public void testDefaultSslFailsForSelfSigned() throws Exception { |
| 229 | + ProcessResult result = runSubprocess(null, null); |
| 230 | + assertEquals(1, result.exitCode, "Subprocess should fail. Output:\n" + result.stdout); |
| 231 | + assertTrue(result.stdout.contains(PKIX_ERROR_MSG)); |
| 232 | + } |
| 233 | + |
| 234 | + @Test |
| 235 | + public void testCustomTrustStoreSucceeds() throws Exception { |
| 236 | + URL trustStoreUrl = getClass().getResource(TRUSTSTORE_RESOURCE); |
| 237 | + if (trustStoreUrl == null) { |
| 238 | + throw new IllegalStateException( |
| 239 | + "Truststore resource " + TRUSTSTORE_RESOURCE + " not found on classpath!"); |
| 240 | + } |
| 241 | + String trustStorePath = new File(trustStoreUrl.toURI()).getAbsolutePath(); |
| 242 | + ProcessResult result = runSubprocess(trustStorePath, PASSWORD); |
| 243 | + |
| 244 | + assertEquals(0, result.exitCode, "Subprocess failed. Output:\n" + result.stdout); |
| 245 | + assertTrue(result.stdout.contains(SUCCESS_MARKER)); |
| 246 | + assertFalse( |
| 247 | + result.stdout.contains(PKIX_ERROR_MSG), |
| 248 | + "Handshake failed with SSL error: " + result.stdout); |
| 249 | + } |
| 250 | + |
| 251 | + public static void main(String[] args) { |
| 252 | + int port = Integer.parseInt(args[0]); |
| 253 | + String baseUri = "jdbc:bigquery://https://" + HOST + ":" + port + ";"; |
| 254 | + String url = |
| 255 | + new URIBuilder(baseUri) |
| 256 | + .append("EndpointOverrides", "BIGQUERY=https://" + HOST + ":" + port) |
| 257 | + .append("ProjectId", "dummy") |
| 258 | + .append("OAuthType", 2) |
| 259 | + .append("OAuthAccessToken", "dummy-token") |
| 260 | + .toString(); |
| 261 | + try (Connection connection = DriverManager.getConnection(url); |
| 262 | + Statement statement = connection.createStatement()) { |
| 263 | + statement.execute("SELECT 1"); |
| 264 | + System.out.println(SUCCESS_MARKER); |
| 265 | + System.exit(0); |
| 266 | + } catch (Throwable e) { |
| 267 | + System.out.println(FAILURE_MARKER_PREFIX + e.getMessage()); |
| 268 | + e.printStackTrace(); |
| 269 | + System.exit(1); |
| 270 | + } |
| 271 | + } |
| 272 | +} |
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