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Added tests for useDefaultJaasConfig
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105 changes: 105 additions & 0 deletions
105
src/test/java/com/microsoft/sqlserver/jdbc/KerberosTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| package com.microsoft.sqlserver.jdbc; | ||
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| import com.microsoft.sqlserver.testframework.AbstractTest; | ||
| import com.microsoft.sqlserver.testframework.Constants; | ||
| import org.junit.jupiter.api.Assertions; | ||
| import org.junit.jupiter.api.BeforeAll; | ||
| import org.junit.jupiter.api.Tag; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.platform.runner.JUnitPlatform; | ||
| import org.junit.runner.RunWith; | ||
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| import javax.security.auth.login.AppConfigurationEntry; | ||
| import javax.security.auth.login.Configuration; | ||
| import java.sql.DriverManager; | ||
| import java.sql.ResultSet; | ||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
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| @RunWith(JUnitPlatform.class) | ||
| public class KerberosTest extends AbstractTest { | ||
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| private static String kerberosAuth = "KERBEROS"; | ||
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| @BeforeAll | ||
| public static void setupTests() throws Exception { | ||
| setConnection(); | ||
| } | ||
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| @Tag(Constants.Kerberos) | ||
| @Test | ||
| public void testUseDefaultJaasConfigConnectionStringPropertyTrue() throws Exception { | ||
| String connectionStringUseDefaultJaasConfig = connectionStringKerberos + ";useDefaultJaasConfig=true;"; | ||
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| // Initial connection should succeed with default JAAS config | ||
| try (SQLServerConnection conn = (SQLServerConnection) DriverManager.getConnection(connectionStringUseDefaultJaasConfig)) { | ||
| ResultSet rs = conn.createStatement().executeQuery("select auth_scheme from sys.dm_exec_connections where session_id=@@spid"); | ||
| rs.next(); | ||
| Assertions.assertEquals(kerberosAuth, rs.getString(1)); | ||
| } | ||
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| // Attempt to overwrite JAAS config. Since useDefaultJaasConfig=true, this should have no effect | ||
| // and subsequent connections should succeed. | ||
| overwriteJaasConfig(); | ||
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| // New connection should successfully connect and continue to use the default JAAS config. | ||
| try (SQLServerConnection conn = (SQLServerConnection) DriverManager.getConnection(connectionStringUseDefaultJaasConfig)) { | ||
| ResultSet rs = conn.createStatement().executeQuery("select auth_scheme from sys.dm_exec_connections where session_id=@@spid"); | ||
| rs.next(); | ||
| Assertions.assertEquals(kerberosAuth, rs.getString(1)); | ||
| } | ||
| } | ||
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| @Tag(Constants.Kerberos) | ||
| @Test | ||
| public void testUseDefaultJaasConfigConnectionStringPropertyFalse() throws Exception { | ||
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| // useDefaultJaasConfig=false by default | ||
| // Initial connection should succeed with default JAAS config | ||
| try (SQLServerConnection conn = (SQLServerConnection) DriverManager.getConnection(connectionStringKerberos)) { | ||
| ResultSet rs = conn.createStatement().executeQuery("select auth_scheme from sys.dm_exec_connections where session_id=@@spid"); | ||
| rs.next(); | ||
| Assertions.assertEquals(kerberosAuth, rs.getString(1)); | ||
| } | ||
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| // Overwrite JAAS config. Since useDefaultJaasConfig=false, overwriting should succeed and have an effect. | ||
| // Subsequent connections will fail. | ||
| overwriteJaasConfig(); | ||
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| // New connection should fail as it is attempting to connect using an overwritten JAAS config. | ||
| try (SQLServerConnection conn = (SQLServerConnection) DriverManager.getConnection(connectionStringKerberos)) { | ||
| Assertions.fail(TestResource.getResource("R_expectedExceptionNotThrown")); | ||
| } catch (SQLServerException e) { | ||
| Assertions.assertTrue(e.getMessage() | ||
| .contains(TestResource.getResource("R_noLoginModulesConfiguredForJdbcDriver"))); | ||
| } | ||
| } | ||
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| /** | ||
| * Overwrites the default JAAS config. Call before making a connection. | ||
| */ | ||
| private static void overwriteJaasConfig() { | ||
| AppConfigurationEntry kafkaClientConfigurationEntry = new AppConfigurationEntry( | ||
| "com.sun.security.auth.module.Krb5LoginModule", | ||
| AppConfigurationEntry.LoginModuleControlFlag.REQUIRED, | ||
| new HashMap<>()); | ||
| Map<String, AppConfigurationEntry[]> configurationEntries = new HashMap<>(); | ||
| configurationEntries.put("KAFKA_CLIENT_CONTEXT_NAME", | ||
| new AppConfigurationEntry[] { kafkaClientConfigurationEntry }); | ||
| Configuration.setConfiguration(new InternalConfiguration(configurationEntries)); | ||
| } | ||
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| private static class InternalConfiguration extends Configuration { | ||
| private final Map<String, AppConfigurationEntry[]> configurationEntries; | ||
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| InternalConfiguration(Map<String, AppConfigurationEntry[]> configurationEntries) { | ||
| this.configurationEntries = configurationEntries; | ||
| } | ||
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| @Override | ||
| public AppConfigurationEntry[] getAppConfigurationEntry(String name) { | ||
| return this.configurationEntries.get(name); | ||
| } | ||
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| } | ||
| } |
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