[#1075] Test the JDBC guards against a neighbouring MySQL database and Oracle schema (#1108)
| | |
| | | } |
| | | |
| | | /** |
| | | * On mysql the guards of {@code openTree()} ask in the database of the connection. A table name carries no |
| | | * database, so two directories on one server - the stock backend id in two databases - hold the same table |
| | | * and the same index, and Connector/J reads a null catalog as "any database": asked that way, the index of |
| | | * the neighbour answers for this one and the create behind it is skipped for good, leaving every |
| | | * {@code where k>? order by k} batch of every cursor a full scan (#1075). The catalog passed here is one of |
| | | * two layers - {@code TableScope.covers()} reads the database of every row besides, as the case below pins - |
| | | * and a live server cannot tell a loss of either one from their both holding, since each covers for the |
| | | * other: what is pinned here is the question put to the driver. |
| | | */ |
| | | @Test |
| | | public void testTheMySqlGuardsAskInTheDatabaseOfTheConnection() throws Exception |
| | | { |
| | | final JDBCStorage storage = storageOverAnEngine(mysqlConnection.class, true); |
| | | when(engineConnection.getCatalog()).thenReturn(THIS_DATABASE); |
| | | final DatabaseMetaData metaData = engineConnection.getMetaData(); |
| | | |
| | | storage.write(txn -> txn.openTree(TREE, true)); |
| | | |
| | | verify(metaData, atLeastOnce()).getTables(eq(THIS_DATABASE), any(), eq(storage.getTableName(TREE)), any()); |
| | | verify(metaData).getIndexInfo(eq(THIS_DATABASE), any(), eq(storage.getTableName(TREE)), anyBoolean(), |
| | | anyBoolean()); |
| | | } |
| | | |
| | | /** |
| | | * The other layer of the two: an index a driver reports in another database is not this backend's, however |
| | | * it came to be listed - a driver ignoring the catalog it is given, or a caller no longer passing one. Found |
| | | * there, it must leave the create of this database's own index to go ahead (#1075). |
| | | */ |
| | | @Test |
| | | public void testAnIndexOfAnotherDatabaseAnswersForNoneOfThisOne() throws Exception |
| | | { |
| | | final JDBCStorage storage = storageOverAnEngine(mysqlConnection.class, true); |
| | | when(engineConnection.getCatalog()).thenReturn(THIS_DATABASE); |
| | | answerTheIndexFrom(engineConnection.getMetaData(), storage, NEIGHBOUR_DATABASE, null); |
| | | |
| | | storage.write(txn -> txn.openTree(TREE, true)); |
| | | |
| | | verify(engineConnection).prepareStatement(startsWith("create index k_")); |
| | | } |
| | | |
| | | /** |
| | | * And the same under {@code databaseTerm=SCHEMA}, the setting of Connector/J that names the database a |
| | | * schema: the connection then names no catalog, the lookup is asked of the whole server, and every row comes |
| | | * back under the catalog {@code def} with the database in its schema - measured against mysql 9.2 with the |
| | | * Connector/J this backend ships (#1075). The schema path {@code TableScope} reads off the connection is the |
| | | * only thing left to tell the neighbour's index from this one's; {@code MySqlTestCase} pins how the driver |
| | | * lists such a row against a live server. |
| | | */ |
| | | @Test |
| | | public void testUnderDatabaseTermSchemaAnIndexOfAnotherDatabaseAnswersForNoneOfThisOne() throws Exception |
| | | { |
| | | final JDBCStorage storage = storageOverAnEngine(mysqlConnection.class, true); |
| | | when(engineConnection.getSchema()).thenReturn(THIS_DATABASE); |
| | | answerTheIndexFrom(engineConnection.getMetaData(), storage, "def", NEIGHBOUR_DATABASE); |
| | | |
| | | storage.write(txn -> txn.openTree(TREE, true)); |
| | | |
| | | verify(engineConnection).prepareStatement(startsWith("create index k_")); |
| | | } |
| | | |
| | | /** The database of the connection of the three cases above, and that of the directory next to it. */ |
| | | private static final String THIS_DATABASE = "this_directory"; |
| | | private static final String NEIGHBOUR_DATABASE = "neighbour_directory"; |
| | | |
| | | /** |
| | | * Has the index lookup of the fixture report the {@code k_} index of the table of {@link #TREE} as the one of |
| | | * the given catalog and schema, the way a driver lists the index of another database of the server. |
| | | */ |
| | | private static void answerTheIndexFrom(DatabaseMetaData metaData, JDBCStorage storage, String catalog, |
| | | String schema) throws SQLException |
| | | { |
| | | final String tableName = storage.getTableName(TREE); |
| | | // stubbed over the answer of the fixture with doAnswer(): when() would call that answer, which stubs a |
| | | // result set of its own in the middle of this stubbing |
| | | doAnswer(invocation -> { |
| | | final ResultSet indexes = mock(ResultSet.class); |
| | | when(indexes.next()).thenReturn(true, false); |
| | | when(indexes.getString("INDEX_NAME")).thenReturn("k_" + tableName.substring("opendj_".length())); |
| | | when(indexes.getString("TABLE_CAT")).thenReturn(catalog); |
| | | when(indexes.getString("TABLE_SCHEM")).thenReturn(schema); |
| | | return indexes; |
| | | }).when(metaData).getIndexInfo(any(), any(), any(), anyBoolean(), anyBoolean()); |
| | | } |
| | | |
| | | /** |
| | | * postgresql runs DDL inside the transaction, so a create index the engine rolled back has committed nothing: |
| | | * {@code write()} rolls the attempt back whole and replays it. Raising the flag in front of the statement - |
| | | * which is what mysql and oracle need, since they commit before a DDL of their own accord - would turn a |
| | |
| | | */ |
| | | package org.opends.server.backends.jdbc; |
| | | |
| | | import org.forgerock.opendj.ldap.ByteString; |
| | | import org.opends.server.backends.pluggable.spi.AccessMode; |
| | | import org.opends.server.backends.pluggable.spi.TreeName; |
| | | import org.opends.server.backends.pluggable.spi.WriteOperation; |
| | | import org.opends.server.backends.pluggable.spi.WriteableTransaction; |
| | | import org.testcontainers.containers.JdbcDatabaseContainer; |
| | | import org.testcontainers.containers.MySQLContainer; |
| | | import org.testng.annotations.DataProvider; |
| | | import org.testng.annotations.Test; |
| | | |
| | | import java.sql.Connection; |
| | | import java.sql.DriverManager; |
| | | import java.sql.PreparedStatement; |
| | | import java.sql.ResultSet; |
| | | import java.sql.SQLException; |
| | | import java.sql.Statement; |
| | | |
| | |
| | | throw new AssertionError("an account granted one query an hour must be refused within four connects"); |
| | | } |
| | | |
| | | /** The database of the case below: a directory next to the one of this suite, on the same server. */ |
| | | private static final String NEIGHBOUR = "opendj_neighbour1075"; |
| | | |
| | | @Override |
| | | protected void dropStaleNeighbours() throws SQLException { |
| | | grant(getJdbcUrl(), "drop database if exists " + NEIGHBOUR); |
| | | } |
| | | |
| | | @DataProvider |
| | | public Object[][] databaseTerms() { |
| | | return new Object[][] { |
| | | // the default of Connector/J: the database is the catalog, and the lookups are asked in it |
| | | { "catalog", "" }, |
| | | // the database is the schema: the connection names no catalog, the lookups span the server, |
| | | // and only the schema path read off the connection tells the neighbour apart |
| | | { "schema", "?databaseTerm=SCHEMA" }, |
| | | }; |
| | | } |
| | | |
| | | /** |
| | | * A table and an index of another database of this server answer for none of this backend's, however |
| | | * the connection names its database (#1075) - the mysql twin of the postgres case of #902. |
| | | * <p> |
| | | * A table is named after its tree and an index after its table, so two directories on one server - the |
| | | * stock backend id in two databases - hold the same table and the same index. Connector/J asked with no |
| | | * catalog lists the tables of every database, and both guards of {@code openTree()} would then skip a |
| | | * create this backend needs: the table one leaves every statement addressing a table that is not there, |
| | | * and the index one - the quiet half - leaves the {@code where k>? order by k} batches of every cursor |
| | | * a full scan for the life of the deployment. |
| | | * <p> |
| | | * Under the default {@code databaseTerm} the guards hold by two layers at once - the catalog they pass |
| | | * and the database {@code TableScope.covers()} reads off every row - and this case goes red only when |
| | | * both give way; the unit cases of {@code JDBCStorageRetryTest} pin each of them. Under |
| | | * {@code databaseTerm=SCHEMA} the connection names no catalog and the schema path is the one layer |
| | | * there is, which is what this case exists for: what it rests on is how the driver lists a table of |
| | | * another database, and only a live server answers that. |
| | | */ |
| | | @Test(dataProvider = "databaseTerms") |
| | | public void testAnOpenIsAnsweredForByNoTableOfAnotherDatabase(String term, String urlOptions) throws Exception { |
| | | final TreeName tree = new TreeName("testAnotherDatabase", "tree"); |
| | | final JDBCStorage storage = |
| | | new JDBCStorage(createBackendCfg(getBackendId() + "_" + term, getJdbcUrl() + urlOptions), null); |
| | | final String tableName = storage.getTableName(tree); |
| | | final String indexName = "k_" + tableName.substring("opendj_".length()); |
| | | try { |
| | | // the neighbouring directory: the same table and the same index, in a database this storage |
| | | // reaches through no unqualified name of its own. Spelled out rather than opened by a storage, |
| | | // so that the fixture is the collision and nothing else |
| | | grant(getJdbcUrl(), "drop database if exists " + NEIGHBOUR, |
| | | "create database " + NEIGHBOUR, |
| | | "create table " + NEIGHBOUR + "." + tableName |
| | | + " (h char(128),k varbinary(255),v longblob,primary key(h,k))", |
| | | "create index " + indexName + " on " + NEIGHBOUR + "." + tableName + " (k)"); |
| | | assertFalse(isExistsIn(DATABASE, tableName, null), |
| | | "the case did not start with the table of this backend absent from its database"); |
| | | |
| | | storage.open(AccessMode.READ_WRITE); |
| | | storage.write(new WriteOperation() { |
| | | @Override |
| | | public void run(WriteableTransaction txn) throws Exception { |
| | | txn.openTree(tree, true); |
| | | // the destructive half of the table guard, and the reason it is loud: found abroad, the |
| | | // table is created nowhere and this statement addresses a table that is not there |
| | | txn.put(tree, ByteString.valueOfUtf8("a key of this backend"), |
| | | ByteString.valueOfUtf8("a value of this backend")); |
| | | } |
| | | }); |
| | | |
| | | assertTrue(isExistsIn(DATABASE, tableName, null), |
| | | "the open took the table of another database for its own and created none"); |
| | | assertTrue(isExistsIn(DATABASE, tableName, indexName), |
| | | "the open took the index of another database for its own: the cursor batches of this tree are full scans behind it"); |
| | | assertEquals(rowCountIn(DATABASE, tableName), 1, |
| | | "the write of this backend landed in a table other than the one the open made"); |
| | | assertEquals(rowCountIn(NEIGHBOUR, tableName), 0, |
| | | "the write of this backend landed in the table of the neighbouring database"); |
| | | } finally { |
| | | clearQuietly(storage); |
| | | grant(getJdbcUrl(), "drop database if exists " + NEIGHBOUR); |
| | | } |
| | | } |
| | | |
| | | /** The database of the connections of this suite. */ |
| | | private static final String DATABASE = "database_name"; |
| | | |
| | | /** |
| | | * Whether that one database holds the table - or, given an index name, that index of it - asked of |
| | | * information_schema by name rather than through the catalog lookups under test. |
| | | */ |
| | | private boolean isExistsIn(String database, String tableName, String indexName) throws SQLException { |
| | | final String query = indexName == null |
| | | ? "select 1 from information_schema.tables where table_schema=? and table_name=?" |
| | | : "select 1 from information_schema.statistics where table_schema=? and table_name=? and index_name=?"; |
| | | try (final Connection con = DriverManager.getConnection(getJdbcUrl()); |
| | | final PreparedStatement st = con.prepareStatement(query)) { |
| | | st.setString(1, database); |
| | | st.setString(2, tableName); |
| | | if (indexName != null) { |
| | | st.setString(3, indexName); |
| | | } |
| | | try (final ResultSet rs = st.executeQuery()) { |
| | | return rs.next(); |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** What the table of that one database holds, which says which of the two tables a write went to. */ |
| | | private int rowCountIn(String database, String tableName) throws SQLException { |
| | | try (final Connection con = DriverManager.getConnection(getJdbcUrl()); |
| | | final Statement st = con.createStatement(); |
| | | final ResultSet rs = st.executeQuery("select count(*) from " + database + "." + tableName)) { |
| | | return rs.next() ? rs.getInt(1) : -1; |
| | | } |
| | | } |
| | | |
| | | /** The account of the test is made and unmade on the connection of the suite's own credentials. */ |
| | | private static void grant(String url, String... statements) throws SQLException { |
| | | try (final Connection admin = DriverManager.getConnection(url); |
| | |
| | | * Header, with the fields enclosed by brackets [] replaced by your own identifying |
| | | * information: "Portions Copyright [year] [name of copyright owner]". |
| | | * |
| | | * Copyright 2025 3A Systems, LLC. |
| | | * Copyright 2025-2026 3A Systems, LLC. |
| | | */ |
| | | package org.opends.server.backends.jdbc; |
| | | |
| | | import org.forgerock.opendj.ldap.ByteString; |
| | | import org.opends.server.backends.pluggable.spi.AccessMode; |
| | | import org.opends.server.backends.pluggable.spi.TreeName; |
| | | import org.opends.server.backends.pluggable.spi.WriteOperation; |
| | | import org.opends.server.backends.pluggable.spi.WriteableTransaction; |
| | | import org.testcontainers.containers.JdbcDatabaseContainer; |
| | | import org.testcontainers.oracle.OracleContainer; |
| | | import org.testng.annotations.Test; |
| | | |
| | | import java.sql.Connection; |
| | | import java.sql.DriverManager; |
| | | import java.sql.PreparedStatement; |
| | | import java.sql.ResultSet; |
| | | import java.sql.SQLException; |
| | | import java.sql.Statement; |
| | | import java.time.Duration; |
| | | |
| | | //docker run --rm --name oracle-db -p 1521:1521 -e APP_USER=opendj -e ORACLE_DATABASE=database_name -e APP_USER_PASSWORD=password gvenzl/oracle-free:23.26.2-slim-faststart |
| | | import static org.testng.Assert.assertEquals; |
| | | import static org.testng.Assert.assertFalse; |
| | | import static org.testng.Assert.assertTrue; |
| | | |
| | | //docker run --rm --name oracle-db -p 1521:1521 -e APP_USER=opendj -e ORACLE_DATABASE=database_name -e APP_USER_PASSWORD=password -e ORACLE_PASSWORD=password gvenzl/oracle-free:23.26.2-slim-faststart |
| | | |
| | | @Test(sequential = true) |
| | | public class OracleTestCase extends TestCase { |
| | |
| | | |
| | | @Override |
| | | protected String getContainerDockerCommand() { |
| | | return "run before test: docker run --rm --name oracle-db -p 1521:1521 -e APP_USER=opendj -e ORACLE_DATABASE=database_name -e APP_USER_PASSWORD=password gvenzl/oracle-free:23.26.2-slim-faststart"; |
| | | return "run before test: docker run --rm --name oracle-db -p 1521:1521 -e APP_USER=opendj -e ORACLE_DATABASE=database_name -e APP_USER_PASSWORD=password -e ORACLE_PASSWORD=password gvenzl/oracle-free:23.26.2-slim-faststart"; |
| | | } |
| | | |
| | | @Override |
| | |
| | | return "jdbc:oracle:thin:opendj/password@localhost: " + ((container==null)?"1521":container.getMappedPort(1521)) + "/database_name"; |
| | | } |
| | | |
| | | /** The schema of the case below: another user of this database, holding a directory of its own. */ |
| | | private static final String NEIGHBOUR = "opendj_neighbour1075"; |
| | | |
| | | /** |
| | | * The administrator of the database, who makes the neighbour and grants this suite a look at it: the |
| | | * container is given one password for both accounts, and the user of the suite may create no other. |
| | | */ |
| | | private String getSystemJdbcUrl() { |
| | | return getJdbcUrl().replace("opendj/password", "system/password"); |
| | | } |
| | | |
| | | @Override |
| | | protected void dropStaleNeighbours() throws SQLException { |
| | | administer("drop user if exists " + NEIGHBOUR + " cascade"); |
| | | } |
| | | |
| | | /** |
| | | * A table and an index of another schema answer for none of this backend's (#1075) - the oracle twin |
| | | * of the postgres case of #902. |
| | | * <p> |
| | | * A table is named after its tree and an index after its table, so two directories in two schemas of |
| | | * one database hold the same table and the same index. Oracle names no catalog, so a lookup of |
| | | * {@code openTree()} is asked of every schema the user may see, and the schema {@code TableScope} |
| | | * reads off the connection is the one thing telling the neighbour's index from this one's: found |
| | | * abroad, the table guard leaves every statement of the backend addressing a table that is not there, |
| | | * and the index one leaves the {@code where k>? order by k} batches of every cursor a full scan. |
| | | * <p> |
| | | * The grant is the whole of the fixture: the dictionary views the driver reads list another user's |
| | | * table only to a user granted something on it, and without it the lookup finds nothing either way. |
| | | */ |
| | | @Test |
| | | public void testAnOpenIsAnsweredForByNoTableOfAnotherSchema() throws Exception { |
| | | final TreeName tree = new TreeName("testAnotherSchema", "tree"); |
| | | final JDBCStorage storage = new JDBCStorage(createBackendCfg(getBackendId() + "_anotherSchema"), null); |
| | | final String tableName = storage.getTableName(tree); |
| | | final String indexName = "k_" + tableName.substring("opendj_".length()); |
| | | try { |
| | | // the neighbouring directory: the same table and the same index, in a schema this storage |
| | | // reaches through no unqualified name of its own. Spelled out rather than opened by a storage, |
| | | // so that the fixture is the collision and nothing else |
| | | administer("drop user if exists " + NEIGHBOUR + " cascade", |
| | | "create user " + NEIGHBOUR + " identified by password quota unlimited on users", |
| | | "create table " + NEIGHBOUR + "." + tableName + " (h char(128),k raw(2000),v blob,primary key(h,k))", |
| | | "create index " + NEIGHBOUR + "." + indexName + " on " + NEIGHBOUR + "." + tableName + " (k)", |
| | | "grant select on " + NEIGHBOUR + "." + tableName + " to opendj"); |
| | | assertFalse(isExistsOwn("select 1 from user_tables where table_name=upper(?)", tableName), |
| | | "the case did not start with the table of this backend absent from its schema"); |
| | | |
| | | storage.open(AccessMode.READ_WRITE); |
| | | storage.write(new WriteOperation() { |
| | | @Override |
| | | public void run(WriteableTransaction txn) throws Exception { |
| | | txn.openTree(tree, true); |
| | | // the destructive half of the table guard, and the reason it is loud: found abroad, the |
| | | // table is created nowhere and this statement addresses a table that is not there |
| | | txn.put(tree, ByteString.valueOfUtf8("a key of this backend"), |
| | | ByteString.valueOfUtf8("a value of this backend")); |
| | | } |
| | | }); |
| | | |
| | | assertTrue(isExistsOwn("select 1 from user_tables where table_name=upper(?)", tableName), |
| | | "the open took the table of another schema for its own and created none"); |
| | | assertTrue(isExistsOwn("select 1 from user_indexes where index_name=upper(?)", indexName), |
| | | "the open took the index of another schema for its own: the cursor batches of this tree are full scans behind it"); |
| | | assertEquals(rowCount(tableName), 1, |
| | | "the write of this backend landed in a table other than the one the open made"); |
| | | assertEquals(rowCount(NEIGHBOUR + "." + tableName), 0, |
| | | "the write of this backend landed in the table of the neighbouring schema"); |
| | | } finally { |
| | | clearQuietly(storage); |
| | | administer("drop user if exists " + NEIGHBOUR + " cascade"); |
| | | } |
| | | } |
| | | |
| | | /** Runs the given statements as the administrator of the database. */ |
| | | private void administer(String... statements) throws SQLException { |
| | | try (final Connection con = DriverManager.getConnection(getSystemJdbcUrl()); |
| | | final Statement st = con.createStatement()) { |
| | | for (final String statement : statements) { |
| | | st.execute(statement); |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Whether the dictionary of the user of this suite lists the named object, asked by name rather than |
| | | * through the catalog lookups under test. |
| | | */ |
| | | private boolean isExistsOwn(String query, String name) throws SQLException { |
| | | try (final Connection con = DriverManager.getConnection(getJdbcUrl()); |
| | | final PreparedStatement st = con.prepareStatement(query)) { |
| | | st.setString(1, name); |
| | | try (final ResultSet rs = st.executeQuery()) { |
| | | return rs.next(); |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** What the named table holds, read as the administrator, who reaches both schemas. */ |
| | | private int rowCount(String qualified) throws SQLException { |
| | | final String table = qualified.contains(".") ? qualified : "opendj." + qualified; |
| | | try (final Connection con = DriverManager.getConnection(getSystemJdbcUrl()); |
| | | final Statement st = con.createStatement(); |
| | | final ResultSet rs = st.executeQuery("select count(*) from " + table)) { |
| | | return rs.next() ? rs.getInt(1) : -1; |
| | | } |
| | | } |
| | | |
| | | @Override |
| | | @Test(skipFailedInvocations = true) //ORA UPSERT error |
| | | public void test_issue_496_2() { |
| | |
| | | throw new SkipException(getContainerDockerCommand()); |
| | | } |
| | | } |
| | | try { |
| | | dropStaleNeighbours(); |
| | | } catch (SQLException e) { |
| | | // nothing left behind to drop, or an account the suite cannot log in with: either way the |
| | | // listing below decides, and it fails only where such a leftover is actually there |
| | | } |
| | | try(Connection con = DriverManager.getConnection(createBackendCfg().getDBDirectory())){ |
| | | dropStaleTrees(con); |
| | | } catch (Exception e) { |
| | |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Drops what a case of a suite made outside the database or the schema of its own connections - a |
| | | * neighbouring directory of the same table names - where a run killed in the middle of that case left |
| | | * it behind. It goes before {@link #dropStaleTrees}, whose listing reaches such a table and whose drop |
| | | * then fails - unqualified on mysql, where the table is in another database, and without the privilege |
| | | * on oracle, where it is another user's - skipping the whole class on every run after it. A container |
| | | * the suite starts is a fresh one; the database of {@link #getContainerDockerCommand()}, which a run |
| | | * without docker falls back on, outlives every run made against it. |
| | | */ |
| | | protected void dropStaleNeighbours() throws SQLException { |
| | | } |
| | | |
| | | @Override |
| | | protected Backend createBackend() { |
| | | return new Backend(); |