Examples with CellScanner org.apache.hadoop.hbase.CellScanner used on opensource projects

Example 96 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabelReplicationWithExpAsString method verifyGet.

@Override
protected void verifyGet(final byte[] row, final String visString, final int expected, final boolean nullExpected, final String... auths) throws IOException, InterruptedException {
    PrivilegedExceptionAction<Void> scanAction = new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            try (Connection connection = ConnectionFactory.createConnection(conf1);
                Table table2 = connection.getTable(TABLE_NAME)) {
                CellScanner cellScanner;
                Cell current;
                Get get = new Get(row);
                get.setAuthorizations(new Authorizations(auths));
                Result result = table2.get(get);
                cellScanner = result.cellScanner();
                boolean advance = cellScanner.advance();
                if (nullExpected) {
                    assertTrue(!advance);
                    return null;
                }
                current = cellScanner.current();
                assertArrayEquals(CellUtil.cloneRow(current), row);
                assertEquals(expected, TestCoprocessorForTagsAtSink.tags.size());
                boolean foundNonVisTag = false;
                for (Tag t : TestCoprocessorForTagsAtSink.tags) {
                    if (t.getType() == NON_VIS_TAG_TYPE) {
                        assertEquals(TEMP, Bytes.toString(Tag.cloneValue(t)));
                        foundNonVisTag = true;
                        break;
                    }
                }
                doAssert(row, visString);
                assertTrue(foundNonVisTag);
                return null;
            }
        }
    };
    USER1.runAs(scanAction);
}

Example 97 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabelsWithDeletes method scanAll.

private void scanAll(Result[] next) throws IOException {
    CellScanner cellScanner = next[0].cellScanner();
    cellScanner.advance();
    Cell current = cellScanner.current();
    assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
    assertEquals(127L, current.getTimestamp());
    cellScanner.advance();
    current = cellScanner.current();
    assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
    assertEquals(126L, current.getTimestamp());
    cellScanner.advance();
    current = cellScanner.current();
    assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
    assertEquals(125L, current.getTimestamp());
    cellScanner.advance();
    current = cellScanner.current();
    assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
    assertEquals(124L, current.getTimestamp());
    cellScanner.advance();
    current = cellScanner.current();
    assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
    assertEquals(123L, current.getTimestamp());
    cellScanner = next[1].cellScanner();
    cellScanner.advance();
    current = cellScanner.current();
    assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
}

Example 98 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabelsWithDeletes method testDeleteColumnSpecificTimeStampWithMulipleVersionsDoneTwice1.

@Test
public void testDeleteColumnSpecificTimeStampWithMulipleVersionsDoneTwice1() throws Exception {
    setAuths();
    final TableName tableName = TableName.valueOf(testName.getMethodName());
    // Do not flush here.
    try (Table table = doPuts(tableName)) {
        PrivilegedExceptionAction<Void> actiona = new PrivilegedExceptionAction<Void>() {

            @Override
            public Void run() throws Exception {
                try (Connection connection = ConnectionFactory.createConnection(conf);
                    Table table = connection.getTable(tableName)) {
                    Delete d = new Delete(row1);
                    d.setCellVisibility(new CellVisibility("(" + CONFIDENTIAL + "&" + PRIVATE + ")" + "|(" + TOPSECRET + "&" + SECRET + ")"));
                    d.addColumn(fam, qual, 127L);
                    table.delete(d);
                } catch (Throwable t) {
                    throw new IOException(t);
                }
                return null;
            }
        };
        SUPERUSER.runAs(actiona);
        Scan s = new Scan();
        s.readVersions(5);
        s.setAuthorizations(new Authorizations(SECRET, PRIVATE, CONFIDENTIAL, TOPSECRET));
        ResultScanner scanner = table.getScanner(s);
        Result[] next = scanner.next(3);
        assertTrue(next.length == 2);
        CellScanner cellScanner = next[0].cellScanner();
        cellScanner.advance();
        Cell current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(126L, current.getTimestamp());
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(125L, current.getTimestamp());
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(124L, current.getTimestamp());
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(123L, current.getTimestamp());
        cellScanner = next[1].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
        // Issue 2nd delete
        actiona = new PrivilegedExceptionAction<Void>() {

            @Override
            public Void run() throws Exception {
                try (Connection connection = ConnectionFactory.createConnection(conf);
                    Table table = connection.getTable(tableName)) {
                    Delete d = new Delete(row1);
                    d.setCellVisibility(new CellVisibility(SECRET + "&" + TOPSECRET));
                    d.addColumn(fam, qual, 127L);
                    table.delete(d);
                } catch (Throwable t) {
                    throw new IOException(t);
                }
                return null;
            }
        };
        SUPERUSER.runAs(actiona);
        s = new Scan();
        s.readVersions(5);
        s.setAuthorizations(new Authorizations(SECRET, PRIVATE, CONFIDENTIAL, TOPSECRET));
        scanner = table.getScanner(s);
        next = scanner.next(3);
        assertTrue(next.length == 2);
        cellScanner = next[0].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(126L, current.getTimestamp());
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(125L, current.getTimestamp());
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(124L, current.getTimestamp());
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(123L, current.getTimestamp());
        cellScanner = next[1].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
        assertEquals(127L, current.getTimestamp());
    }
}

Example 99 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLablesWithGroups method testGroupAuths.

@Test
public void testGroupAuths() throws Exception {
    final TableName tableName = TableName.valueOf(TEST_NAME.getMethodName());
    // create the table
    TEST_UTIL.createTable(tableName, CF);
    // put the data.
    SUPERUSER.runAs(new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            try (Connection connection = ConnectionFactory.createConnection(conf);
                Table table = connection.getTable(tableName)) {
                Put put = new Put(ROW_1);
                put.addColumn(CF, Q1, HConstants.LATEST_TIMESTAMP, value1);
                put.setCellVisibility(new CellVisibility(SECRET));
                table.put(put);
                put = new Put(ROW_1);
                put.addColumn(CF, Q2, HConstants.LATEST_TIMESTAMP, value2);
                put.setCellVisibility(new CellVisibility(CONFIDENTIAL));
                table.put(put);
                put = new Put(ROW_1);
                put.addColumn(CF, Q3, HConstants.LATEST_TIMESTAMP, value3);
                table.put(put);
            }
            return null;
        }
    });
    // 'admin' user is part of 'supergroup', thus can see all the cells.
    SUPERUSER.runAs(new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            try (Connection connection = ConnectionFactory.createConnection(conf);
                Table table = connection.getTable(tableName)) {
                Scan s = new Scan();
                ResultScanner scanner = table.getScanner(s);
                Result[] next = scanner.next(1);
                // Test that super user can see all the cells.
                assertTrue(next.length == 1);
                CellScanner cellScanner = next[0].cellScanner();
                cellScanner.advance();
                Cell current = cellScanner.current();
                assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current.getQualifierArray(), current.getQualifierOffset(), current.getQualifierLength(), Q1, 0, Q1.length));
                assertTrue(Bytes.equals(current.getValueArray(), current.getValueOffset(), current.getValueLength(), value1, 0, value1.length));
                cellScanner.advance();
                current = cellScanner.current();
                assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current.getQualifierArray(), current.getQualifierOffset(), current.getQualifierLength(), Q2, 0, Q2.length));
                assertTrue(Bytes.equals(current.getValueArray(), current.getValueOffset(), current.getValueLength(), value2, 0, value2.length));
                cellScanner.advance();
                current = cellScanner.current();
                assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current.getQualifierArray(), current.getQualifierOffset(), current.getQualifierLength(), Q3, 0, Q3.length));
                assertTrue(Bytes.equals(current.getValueArray(), current.getValueOffset(), current.getValueLength(), value3, 0, value3.length));
            }
            return null;
        }
    });
    // Get testgroup's labels.
    SUPERUSER.runAs(new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            GetAuthsResponse authsResponse = null;
            try (Connection conn = ConnectionFactory.createConnection(conf)) {
                authsResponse = VisibilityClient.getAuths(conn, "@testgroup");
            } catch (Throwable e) {
                fail("Should not have failed");
            }
            List<String> authsList = new ArrayList<>(authsResponse.getAuthList().size());
            for (ByteString authBS : authsResponse.getAuthList()) {
                authsList.add(Bytes.toString(authBS.toByteArray()));
            }
            assertEquals(1, authsList.size());
            assertTrue(authsList.contains(CONFIDENTIAL));
            return null;
        }
    });
    // Test that test user can see what 'testgroup' has been authorized to.
    TESTUSER.runAs(new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            try (Connection connection = ConnectionFactory.createConnection(conf);
                Table table = connection.getTable(tableName)) {
                // Test scan with no auth attribute
                Scan s = new Scan();
                ResultScanner scanner = table.getScanner(s);
                Result[] next = scanner.next(1);
                assertTrue(next.length == 1);
                CellScanner cellScanner = next[0].cellScanner();
                cellScanner.advance();
                Cell current = cellScanner.current();
                // test user can see value2 (CONFIDENTIAL) and value3 (no label)
                assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current.getQualifierArray(), current.getQualifierOffset(), current.getQualifierLength(), Q2, 0, Q2.length));
                assertTrue(Bytes.equals(current.getValueArray(), current.getValueOffset(), current.getValueLength(), value2, 0, value2.length));
                cellScanner.advance();
                current = cellScanner.current();
                // test user can see value2 (CONFIDENTIAL) and value3 (no label)
                assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current.getQualifierArray(), current.getQualifierOffset(), current.getQualifierLength(), Q3, 0, Q3.length));
                assertTrue(Bytes.equals(current.getValueArray(), current.getValueOffset(), current.getValueLength(), value3, 0, value3.length));
                // Test scan with correct auth attribute for test user
                Scan s1 = new Scan();
                // test user is entitled to 'CONFIDENTIAL'.
                // If we set both labels in the scan, 'SECRET' will be dropped by the SLGs.
                s1.setAuthorizations(new Authorizations(new String[] { SECRET, CONFIDENTIAL }));
                ResultScanner scanner1 = table.getScanner(s1);
                Result[] next1 = scanner1.next(1);
                assertTrue(next1.length == 1);
                CellScanner cellScanner1 = next1[0].cellScanner();
                cellScanner1.advance();
                Cell current1 = cellScanner1.current();
                // test user can see value2 (CONFIDENTIAL) and value3 (no label)
                assertTrue(Bytes.equals(current1.getRowArray(), current1.getRowOffset(), current1.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current1.getQualifierArray(), current1.getQualifierOffset(), current1.getQualifierLength(), Q2, 0, Q2.length));
                assertTrue(Bytes.equals(current1.getValueArray(), current1.getValueOffset(), current1.getValueLength(), value2, 0, value2.length));
                cellScanner1.advance();
                current1 = cellScanner1.current();
                // test user can see value2 (CONFIDENTIAL) and value3 (no label)
                assertTrue(Bytes.equals(current1.getRowArray(), current1.getRowOffset(), current1.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current1.getQualifierArray(), current1.getQualifierOffset(), current1.getQualifierLength(), Q3, 0, Q3.length));
                assertTrue(Bytes.equals(current1.getValueArray(), current1.getValueOffset(), current1.getValueLength(), value3, 0, value3.length));
                // Test scan with incorrect auth attribute for test user
                Scan s2 = new Scan();
                // test user is entitled to 'CONFIDENTIAL'.
                // If we set 'SECRET', it will be dropped by the SLGs.
                s2.setAuthorizations(new Authorizations(new String[] { SECRET }));
                ResultScanner scanner2 = table.getScanner(s2);
                Result next2 = scanner2.next();
                CellScanner cellScanner2 = next2.cellScanner();
                cellScanner2.advance();
                Cell current2 = cellScanner2.current();
                // This scan will only see value3 (no label)
                assertTrue(Bytes.equals(current2.getRowArray(), current2.getRowOffset(), current2.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current2.getQualifierArray(), current2.getQualifierOffset(), current2.getQualifierLength(), Q3, 0, Q3.length));
                assertTrue(Bytes.equals(current2.getValueArray(), current2.getValueOffset(), current2.getValueLength(), value3, 0, value3.length));
                assertFalse(cellScanner2.advance());
            }
            return null;
        }
    });
    // Clear 'testgroup' of CONFIDENTIAL label.
    SUPERUSER.runAs(new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            VisibilityLabelsResponse response = null;
            try (Connection conn = ConnectionFactory.createConnection(conf)) {
                response = VisibilityClient.clearAuths(conn, new String[] { CONFIDENTIAL }, "@testgroup");
            } catch (Throwable e) {
                fail("Should not have failed");
            }
            return null;
        }
    });
    // Get testgroup's labels.  No label is returned.
    SUPERUSER.runAs(new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            GetAuthsResponse authsResponse = null;
            try (Connection conn = ConnectionFactory.createConnection(conf)) {
                authsResponse = VisibilityClient.getAuths(conn, "@testgroup");
            } catch (Throwable e) {
                fail("Should not have failed");
            }
            List<String> authsList = new ArrayList<>(authsResponse.getAuthList().size());
            for (ByteString authBS : authsResponse.getAuthList()) {
                authsList.add(Bytes.toString(authBS.toByteArray()));
            }
            assertEquals(0, authsList.size());
            return null;
        }
    });
    // Test that test user cannot see the cells with the labels anymore.
    TESTUSER.runAs(new PrivilegedExceptionAction<Void>() {

        @Override
        public Void run() throws Exception {
            try (Connection connection = ConnectionFactory.createConnection(conf);
                Table table = connection.getTable(tableName)) {
                Scan s1 = new Scan();
                // test user is not entitled to 'CONFIDENTIAL' anymore since we dropped
                // testgroup's label.  test user has no auth labels now.
                // scan's labels will be dropped on the server side.
                s1.setAuthorizations(new Authorizations(new String[] { SECRET, CONFIDENTIAL }));
                ResultScanner scanner1 = table.getScanner(s1);
                Result[] next1 = scanner1.next(1);
                assertTrue(next1.length == 1);
                CellScanner cellScanner1 = next1[0].cellScanner();
                cellScanner1.advance();
                Cell current1 = cellScanner1.current();
                // test user can only see value3 (no label)
                assertTrue(Bytes.equals(current1.getRowArray(), current1.getRowOffset(), current1.getRowLength(), ROW_1, 0, ROW_1.length));
                assertTrue(Bytes.equals(current1.getQualifierArray(), current1.getQualifierOffset(), current1.getQualifierLength(), Q3, 0, Q3.length));
                assertTrue(Bytes.equals(current1.getValueArray(), current1.getValueOffset(), current1.getValueLength(), value3, 0, value3.length));
                assertFalse(cellScanner1.advance());
            }
            return null;
        }
    });
}

Example 100 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class VisibilityLabelsWithDeletesTestBase method testVisibilityLabelsWithDeleteFamilyVersion.

@Test
public void testVisibilityLabelsWithDeleteFamilyVersion() throws Exception {
    setAuths();
    final TableName tableName = TableName.valueOf(testName.getMethodName());
    long[] ts = new long[] { 123L, 125L };
    try (Table table = createTableAndWriteDataWithLabels(ts, CONFIDENTIAL + "|" + TOPSECRET, SECRET)) {
        PrivilegedExceptionAction<Void> actiona = new PrivilegedExceptionAction<Void>() {

            @Override
            public Void run() throws Exception {
                try (Connection connection = ConnectionFactory.createConnection(conf);
                    Table table = connection.getTable(tableName)) {
                    Delete d = new Delete(row1);
                    d.setCellVisibility(new CellVisibility(TOPSECRET + "|" + CONFIDENTIAL));
                    d.addFamilyVersion(fam, 123L);
                    table.delete(d);
                } catch (Throwable t) {
                    throw new IOException(t);
                }
                return null;
            }
        };
        SUPERUSER.runAs(actiona);
        TEST_UTIL.getAdmin().flush(tableName);
        Scan s = new Scan();
        s.setAuthorizations(new Authorizations(SECRET, PRIVATE, CONFIDENTIAL));
        ResultScanner scanner = table.getScanner(s);
        Result[] next = scanner.next(3);
        assertTrue(next.length == 1);
        CellScanner cellScanner = next[0].cellScanner();
        cellScanner.advance();
        Cell current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
    }
}