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/*
Derby - Class org.apache.derbyTesting.functionTests.util.T_Authorize
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.derbyTesting.functionTests.util;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
/** Utility functions for testing authorization. */
public class T_Authorize
{
public static void verifyAccessRW(int k)
throws Exception
{
verifyAccess(k, false);
}
public static void verifyAccessRO(int k)
throws Exception
{
verifyAccess(k, true);
}
/**
Verify that the database enforces the expected access mode appropriatly.
This function depends on DDL performed by the authorize.jsql test.
@param k A key for adding/deleting rows in table t.
@param shouldBeReadOnly true -> the connection should be ReadOnly
*/
private static void verifyAccess(int k, boolean shouldBeReadOnly)
throws Exception
{
String qText,sText;
int[] args = new int[2];
int[] qArgs = new int[2];
Connection c =
DriverManager.getConnection("jdbc:default:connection");
if (c.isReadOnly() != shouldBeReadOnly)
throw new Exception("Connection read-only mode does not match " + shouldBeReadOnly);
sText = "create table t2 (a int)";
verifyExecute(c,sText,0,args,shouldBeReadOnly,0);
if (!shouldBeReadOnly)
{
sText = "drop table t2";
verifyExecute(c,sText,0,args,shouldBeReadOnly,0);
}
args[0] = k;
sText = "insert into AUTH_TEST.t1 values ?";
verifyExecute(c,sText,1,args,shouldBeReadOnly,1);
qText = "select a from AUTH_TEST.t1 where a = ?";
qArgs[0] = k;
verifyResult(c,qText,1,qArgs,!shouldBeReadOnly,Integer.toString(k));
args[0] = -k;
args[1] = k;
sText = "update AUTH_TEST.t1 set a=? where a=?";
verifyExecute(c,sText,2,args,shouldBeReadOnly,1);
qArgs[0] = -k;
verifyResult(c,qText,1,qArgs,!shouldBeReadOnly,Integer.toString(-k));
sText = "delete from AUTH_TEST.t1 where a=?";
verifyExecute(c,sText,1,args,shouldBeReadOnly,1);
verifyResult(c,qText,1,qArgs,false,null);
sText = "call sqlj.install_jar(AUTH_TEST.resourcefile('org.apache.derbyTesting.functionTests.testData.v1','j1v1.jar', 'extinout/j1v1.jar'), 'APP.J1', 0)";
verifyExecute(c,sText,0,args,shouldBeReadOnly,0);
qText = "select filename from sys.sysfiles where filename = 'J1'";
verifyResult(c,qText,0,qArgs,!shouldBeReadOnly,"J1");
if (shouldBeReadOnly)
sText = "call sqlj.replace_jar(AUTH_TEST.resourcefile('org.apache.derbyTesting.functionTests.testData.v2','j1v2.jar', 'extinout/j1v2.jar'), 'APP.IMMUTABLE')";
else
sText = "call sqlj.replace_jar(AUTH_TEST.resourcefile('org.apache.derbyTesting.functionTests.testData.v2','j1v2.jar', 'extinout/j1v2.jar'), 'APP.J1')";
verifyExecute(c,sText,0,args,shouldBeReadOnly,0);
verifyResult(c,qText,0,qArgs,!shouldBeReadOnly,"J1"); //RESOLVE: verify jar content
if (shouldBeReadOnly)
sText = "call sqlj.remove_jar('APP.IMMUTABLE', 0)";
else
sText = "call sqlj.remove_jar('APP.J1', 0)";
verifyExecute(c,sText,0,args,shouldBeReadOnly,0);
verifyResult(c,qText,0,qArgs,false,null);
c.close();
}
private static void verifyExecute(Connection c,
String sText,
int paramCount,
int[] args,
boolean shouldBeReadOnly,
int expectRowCount)
throws Exception
{
PreparedStatement ps = null;
try {
ps = c.prepareStatement(sText);
for (int ix=0;ix<paramCount; ix++)
ps.setInt(ix+1,args[ix]);
int rc = ps.executeUpdate();
if (shouldBeReadOnly)
throw new Exception("operation incorrectly allowed for read only connection "+sText);
if (rc != expectRowCount)
{
StringBuffer argSb = new StringBuffer();
for (int ix=0;ix<paramCount;ix++)
{
if (ix!=0) argSb.append(",");
argSb.append(args[ix]);
}
throw new Exception("Incorrect row count "+rc+
" for "+sText+
" with args "+argSb);
}
}
catch (SQLException sqle) {
String sqlState = sqle.getSQLState();
boolean authorizeError = sqlState.equals("25502") ||
sqlState.equals("25503") ||
sqlState.equals("25505");
if (!(shouldBeReadOnly && authorizeError))
throw new Exception("Unexpected exception for "+sText+
" ("+sqle+")");
}
finally {
if (ps != null)
ps.close();
}
}
private static void verifyResult(Connection c,
String qText,
int paramCount,
int[] args,
boolean expectResult,
String expect)
throws Exception
{
PreparedStatement ps = c.prepareStatement(qText);
for (int ix=0;ix<paramCount; ix++)
ps.setInt(ix+1,args[ix]);
ResultSet rs = ps.executeQuery();
boolean isRow = rs.next();
if (expectResult)
{
if (!isRow) throw new Exception("incorrect row count");
ResultSetMetaData rmd = rs.getMetaData();
if (rmd.getColumnCount() != 1) new Exception("bad column count");
String colVal = rs.getString(1);
if (!expect.equals(colVal))
throw new Exception("bad return column "+colVal);
isRow = rs.next();
if (isRow) throw new Exception("incorrect row count");
}
else
{
if (isRow) throw new Exception("incorrect row count");
}
}
}
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