/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.hive.jdbc.authorization;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.HashMap;
import org.apache.hadoop.hive.conf.HiveConf;
import org.apache.hadoop.hive.conf.HiveConf.ConfVars;
import org.apache.hadoop.hive.ql.security.SessionStateUserAuthenticator;
import org.apache.hadoop.hive.ql.security.authorization.plugin.sqlstd.SQLStdHiveAuthorizerFactory;
import org.apache.hive.jdbc.miniHS2.MiniHS2;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Test SQL standard authorization with jdbc/hiveserver2
*/
public class TestJdbcWithSQLAuthorization {
private static MiniHS2 miniHS2 = null;
@BeforeClass
public static void beforeTest() throws Exception {
Class.forName(MiniHS2.getJdbcDriverName());
HiveConf conf = new HiveConf();
conf.setVar(ConfVars.HIVE_AUTHORIZATION_MANAGER, SQLStdHiveAuthorizerFactory.class.getName());
conf.setVar(ConfVars.HIVE_AUTHENTICATOR_MANAGER, SessionStateUserAuthenticator.class.getName());
conf.setBoolVar(ConfVars.HIVE_AUTHORIZATION_ENABLED, true);
conf.setBoolVar(ConfVars.HIVE_SUPPORT_CONCURRENCY, false);
conf.setBoolVar(ConfVars.HIVE_SERVER2_ENABLE_DOAS, false);
miniHS2 = new MiniHS2(conf);
miniHS2.start(new HashMap<String, String>());
}
@AfterClass
public static void afterTest() throws Exception {
if (miniHS2.isStarted()) {
miniHS2.stop();
}
}
@Test
public void testAuthorization1() throws Exception {
String tableName1 = "test_jdbc_sql_auth1";
String tableName2 = "test_jdbc_sql_auth2";
// using different code blocks so that jdbc variables are not accidently re-used
// between the actions. Different connection/statement object should be used for each action.
{
// create tables as user1
Connection hs2Conn = getConnection("user1");
Statement stmt = hs2Conn.createStatement();
// create tables
stmt.execute("create table " + tableName1 + "(i int) ");
stmt.execute("create table " + tableName2 + "(i int) ");
stmt.close();
hs2Conn.close();
}
{
// try dropping table as user1 - should succeed
Connection hs2Conn = getConnection("user1");
Statement stmt = hs2Conn.createStatement();
stmt.execute("drop table " + tableName1);
}
{
// try using jdbc metadata api to get column list as user2 - should fail
Connection hs2Conn = getConnection("user2");
try {
hs2Conn.getMetaData().getColumns(null, "default", tableName2, null);
fail("Exception due to authorization failure is expected");
} catch (SQLException e) {
String msg = e.getMessage();
// check parts of the error, not the whole string so as not to tightly
// couple the error message with test
System.err.println("Got SQLException with message " + msg);
assertTrue("Checking permission denied error", msg.contains("user2"));
assertTrue("Checking permission denied error", msg.contains(tableName2));
assertTrue("Checking permission denied error", msg.contains("SELECT"));
}
}
{
// try dropping table as user2 - should fail
Connection hs2Conn = getConnection("user2");
try {
Statement stmt = hs2Conn.createStatement();
stmt.execute("drop table " + tableName2);
fail("Exception due to authorization failure is expected");
} catch (SQLException e) {
String msg = e.getMessage();
System.err.println("Got SQLException with message " + msg);
// check parts of the error, not the whole string so as not to tightly
// couple the error message with test
assertTrue("Checking permission denied error", msg.contains("user2"));
assertTrue("Checking permission denied error", msg.contains(tableName2));
assertTrue("Checking permission denied error", msg.contains("OBJECT OWNERSHIP"));
}
}
}
private Connection getConnection(String userName) throws Exception {
return DriverManager.getConnection(miniHS2.getJdbcURL(), userName, "bar");
}
@Test
public void testAllowedCommands() throws Exception {
// using different code blocks so that jdbc variables are not accidently re-used
// between the actions. Different connection/statement object should be used for each action.
{
// create tables as user1
Connection hs2Conn = getConnection("user1");
boolean caughtException = false;
Statement stmt = hs2Conn.createStatement();
// create tables
try {
stmt.execute("dfs -ls /tmp/");
} catch (SQLException e) {
caughtException = true;
String msg = "Permission denied: Principal [name=user1, type=USER] does not have "
+ "following privileges for operation DFS [[ADMIN PRIVILEGE] on "
+ "Object [type=COMMAND_PARAMS, name=[-ls, /tmp/]]]";
assertTrue("Checking content of error message:" + e.getMessage(),
e.getMessage().contains(msg));
} finally {
stmt.close();
hs2Conn.close();
}
assertTrue("Exception expected ", caughtException);
}
}
@Test
public void testBlackListedUdfUsage() throws Exception {
// create tables as user1
Connection hs2Conn = getConnection("user1");
Statement stmt = hs2Conn.createStatement();
String tableName1 = "test_jdbc_sql_auth_udf";
stmt.execute("create table " + tableName1 + "(i int) ");
verifyUDFNotAllowed(stmt, tableName1, "reflect('java.lang.String', 'valueOf', 1)", "reflect");
verifyUDFNotAllowed(stmt, tableName1, "reflect2('java.lang.String', 'valueOf', 1)", "reflect2");
verifyUDFNotAllowed(stmt, tableName1, "java_method('java.lang.String', 'valueOf', 1)",
"java_method");
stmt.close();
hs2Conn.close();
}
private void verifyUDFNotAllowed(Statement stmt, String tableName, String udfcall, String udfname) {
try {
stmt.execute("SELECT " + udfcall + " from " + tableName);
fail("Disallowed udf usage should have resulted in error");
} catch (SQLException e) {
checkAssertContains("UDF " + udfname + " is not allowed", e.getMessage());
}
}
private void checkAssertContains(String expectedSubString, String message) {
if (message.contains(expectedSubString)) {
return;
}
fail("Message [" + message + "] does not contain substring [" + expectedSubString + "]");
}
@Test
public void testConfigWhiteList() throws Exception {
// create tables as user1
Connection hs2Conn = getConnection("user1");
Statement stmt = hs2Conn.createStatement();
try {
stmt.execute("set hive.metastore.uris=x");
fail("exception expected");
} catch (SQLException e) {
String msg = "Cannot modify hive.metastore.uris at runtime. "
+ "It is not in list of params that are allowed to be modified at runtime";
assertTrue(e.getMessage().contains(msg));
}
stmt.execute("set hive.exec.reducers.bytes.per.reducer=10000");
//no exception should be thrown
stmt.close();
hs2Conn.close();
}
}