/**
* 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.hadoop.hbase.security.visibility;
import static org.apache.hadoop.hbase.security.visibility.VisibilityConstants.LABELS_TABLE_NAME;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.security.PrivilegedExceptionAction;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellScanner;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.HColumnDescriptor;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.testclassification.MediumTests;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.Tag;
import org.apache.hadoop.hbase.TagRewriteCell;
import org.apache.hadoop.hbase.TagType;
import org.apache.hadoop.hbase.client.Durability;
import org.apache.hadoop.hbase.client.Get;
import org.apache.hadoop.hbase.client.HBaseAdmin;
import org.apache.hadoop.hbase.client.HTable;
import org.apache.hadoop.hbase.client.Put;
import org.apache.hadoop.hbase.client.Result;
import org.apache.hadoop.hbase.client.ResultScanner;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.client.Table;
import org.apache.hadoop.hbase.client.replication.ReplicationAdmin;
import org.apache.hadoop.hbase.codec.KeyValueCodecWithTags;
import org.apache.hadoop.hbase.coprocessor.BaseRegionObserver;
import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;
import org.apache.hadoop.hbase.coprocessor.ObserverContext;
import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;
import org.apache.hadoop.hbase.protobuf.generated.VisibilityLabelsProtos.VisibilityLabelsResponse;
import org.apache.hadoop.hbase.regionserver.wal.WALEdit;
import org.apache.hadoop.hbase.replication.ReplicationEndpoint;
import org.apache.hadoop.hbase.security.User;
import org.apache.hadoop.hbase.security.visibility.VisibilityController.VisibilityReplication;
import org.junit.experimental.categories.Category;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.wal.WAL.Entry;
import org.apache.hadoop.hbase.zookeeper.MiniZooKeeperCluster;
import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
@Category(MediumTests.class)
public class TestVisibilityLabelsReplication {
private static final Log LOG = LogFactory.getLog(TestVisibilityLabelsReplication.class);
protected static final int NON_VIS_TAG_TYPE = 100;
protected static final String TEMP = "temp";
protected static Configuration conf;
protected static Configuration conf1;
protected static String TABLE_NAME = "TABLE_NAME";
protected static byte[] TABLE_NAME_BYTES = Bytes.toBytes(TABLE_NAME);
protected static ReplicationAdmin replicationAdmin;
public static final String TOPSECRET = "topsecret";
public static final String PUBLIC = "public";
public static final String PRIVATE = "private";
public static final String CONFIDENTIAL = "confidential";
public static final String COPYRIGHT = "\u00A9ABC";
public static final String ACCENT = "\u0941";
public static final String SECRET = "secret";
public static final String UNICODE_VIS_TAG = COPYRIGHT + "\"" + ACCENT + "\\" + SECRET + "\""
+ "\u0027&\\";
public static HBaseTestingUtility TEST_UTIL;
public static HBaseTestingUtility TEST_UTIL1;
public static final byte[] row1 = Bytes.toBytes("row1");
public static final byte[] row2 = Bytes.toBytes("row2");
public static final byte[] row3 = Bytes.toBytes("row3");
public static final byte[] row4 = Bytes.toBytes("row4");
public final static byte[] fam = Bytes.toBytes("info");
public final static byte[] qual = Bytes.toBytes("qual");
public final static byte[] value = Bytes.toBytes("value");
protected static ZooKeeperWatcher zkw1;
protected static ZooKeeperWatcher zkw2;
protected static int expected[] = { 4, 6, 4, 0, 3 };
private static final String NON_VISIBILITY = "non-visibility";
protected static String[] expectedVisString = {
"(\"secret\"&\"topsecret\"&\"public\")|(\"topsecret\"&\"confidential\")",
"(\"public\"&\"private\")|(\"topsecret\"&\"private\")|"
+ "(\"confidential\"&\"public\")|(\"topsecret\"&\"confidential\")",
"(!\"topsecret\"&\"secret\")|(!\"topsecret\"&\"confidential\")",
"(\"secret\"&\"" + COPYRIGHT + "\\\"" + ACCENT + "\\\\" + SECRET + "\\\"" + "\u0027&\\\\"
+ "\")" };
@Rule
public final TestName TEST_NAME = new TestName();
public static User SUPERUSER, USER1;
@Before
public void setup() throws Exception {
// setup configuration
conf = HBaseConfiguration.create();
conf.setBoolean(HConstants.DISTRIBUTED_LOG_REPLAY_KEY, false);
conf.setBoolean("hbase.online.schema.update.enable", true);
conf.setInt("hfile.format.version", 3);
conf.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/1");
conf.setInt("replication.source.size.capacity", 10240);
conf.setLong("replication.source.sleepforretries", 100);
conf.setInt("hbase.regionserver.maxlogs", 10);
conf.setLong("hbase.master.logcleaner.ttl", 10);
conf.setInt("zookeeper.recovery.retry", 1);
conf.setInt("zookeeper.recovery.retry.intervalmill", 10);
conf.setBoolean("dfs.support.append", true);
conf.setLong(HConstants.THREAD_WAKE_FREQUENCY, 100);
conf.setInt("replication.stats.thread.period.seconds", 5);
conf.setBoolean("hbase.tests.use.shortcircuit.reads", false);
setVisibilityLabelServiceImpl(conf);
conf.setBoolean(HConstants.REPLICATION_ENABLE_KEY, HConstants.REPLICATION_ENABLE_DEFAULT);
conf.setStrings(HConstants.REPLICATION_CODEC_CONF_KEY, KeyValueCodecWithTags.class.getName());
VisibilityTestUtil.enableVisiblityLabels(conf);
conf.set(CoprocessorHost.REGIONSERVER_COPROCESSOR_CONF_KEY,
VisibilityReplication.class.getName());
conf.setStrings(CoprocessorHost.USER_REGION_COPROCESSOR_CONF_KEY,
SimpleCP.class.getName());
// Have to reset conf1 in case zk cluster location different
// than default
conf.setClass(VisibilityUtils.VISIBILITY_LABEL_GENERATOR_CLASS, SimpleScanLabelGenerator.class,
ScanLabelGenerator.class);
conf.set("hbase.superuser", User.getCurrent().getShortName());
SUPERUSER = User.createUserForTesting(conf, User.getCurrent().getShortName(),
new String[] { "supergroup" });
// User.createUserForTesting(conf, User.getCurrent().getShortName(), new
// String[] { "supergroup" });
USER1 = User.createUserForTesting(conf, "user1", new String[] {});
TEST_UTIL = new HBaseTestingUtility(conf);
TEST_UTIL.startMiniZKCluster();
MiniZooKeeperCluster miniZK = TEST_UTIL.getZkCluster();
zkw1 = new ZooKeeperWatcher(conf, "cluster1", null, true);
replicationAdmin = new ReplicationAdmin(conf);
// Base conf2 on conf1 so it gets the right zk cluster.
conf1 = HBaseConfiguration.create(conf);
conf1.setInt("hfile.format.version", 3);
conf1.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/2");
conf1.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 6);
conf1.setBoolean("dfs.support.append", true);
conf1.setBoolean("hbase.tests.use.shortcircuit.reads", false);
conf.setBoolean(HConstants.REPLICATION_ENABLE_KEY, HConstants.REPLICATION_ENABLE_DEFAULT);
conf1.setStrings(HConstants.REPLICATION_CODEC_CONF_KEY, KeyValueCodecWithTags.class.getName());
conf1.setStrings(CoprocessorHost.USER_REGION_COPROCESSOR_CONF_KEY,
TestCoprocessorForTagsAtSink.class.getName());
// setVisibilityLabelServiceImpl(conf1);
USER1 = User.createUserForTesting(conf1, "user1", new String[] {});
TEST_UTIL1 = new HBaseTestingUtility(conf1);
TEST_UTIL1.setZkCluster(miniZK);
zkw2 = new ZooKeeperWatcher(conf1, "cluster2", null, true);
replicationAdmin.addPeer("2", TEST_UTIL1.getClusterKey());
TEST_UTIL.startMiniCluster(1);
// Wait for the labels table to become available
TEST_UTIL.waitTableEnabled(LABELS_TABLE_NAME.getName(), 50000);
TEST_UTIL1.startMiniCluster(1);
HBaseAdmin hBaseAdmin = TEST_UTIL.getHBaseAdmin();
HTableDescriptor table = new HTableDescriptor(TableName.valueOf(TABLE_NAME));
HColumnDescriptor desc = new HColumnDescriptor(fam);
desc.setScope(HConstants.REPLICATION_SCOPE_GLOBAL);
table.addFamily(desc);
try {
hBaseAdmin.createTable(table);
} finally {
if (hBaseAdmin != null) {
hBaseAdmin.close();
}
}
HBaseAdmin hBaseAdmin1 = TEST_UTIL1.getHBaseAdmin();
try {
hBaseAdmin1.createTable(table);
} finally {
if (hBaseAdmin1 != null) {
hBaseAdmin1.close();
}
}
addLabels();
setAuths(conf);
setAuths(conf1);
}
protected static void setVisibilityLabelServiceImpl(Configuration conf) {
conf.setClass(VisibilityLabelServiceManager.VISIBILITY_LABEL_SERVICE_CLASS,
DefaultVisibilityLabelServiceImpl.class, VisibilityLabelService.class);
}
@Test
public void testVisibilityReplication() throws Exception {
TableName tableName = TableName.valueOf(TABLE_NAME);
Table table = writeData(tableName, "(" + SECRET + "&" + PUBLIC + ")" + "|(" + CONFIDENTIAL
+ ")&(" + TOPSECRET + ")", "(" + PRIVATE + "|" + CONFIDENTIAL + ")&(" + PUBLIC + "|"
+ TOPSECRET + ")", "(" + SECRET + "|" + CONFIDENTIAL + ")" + "&" + "!" + TOPSECRET,
CellVisibility.quote(UNICODE_VIS_TAG) + "&" + SECRET);
int retry = 0;
try {
Scan s = new Scan();
s.setAuthorizations(new Authorizations(SECRET, CONFIDENTIAL, PRIVATE, TOPSECRET,
UNICODE_VIS_TAG));
ResultScanner scanner = table.getScanner(s);
Result[] next = scanner.next(4);
assertTrue(next.length == 4);
CellScanner cellScanner = next[0].cellScanner();
cellScanner.advance();
Cell current = cellScanner.current();
assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(),
current.getRowLength(), row1, 0, row1.length));
cellScanner = next[1].cellScanner();
cellScanner.advance();
current = cellScanner.current();
assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(),
current.getRowLength(), row2, 0, row2.length));
cellScanner = next[2].cellScanner();
cellScanner.advance();
current = cellScanner.current();
assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(),
current.getRowLength(), row3, 0, row3.length));
cellScanner = next[3].cellScanner();
cellScanner.advance();
current = cellScanner.current();
assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(),
current.getRowLength(), row4, 0, row4.length));
HTable table2 = null;
try {
table2 = new HTable(TEST_UTIL1.getConfiguration(), TABLE_NAME_BYTES);
s = new Scan();
// Ensure both rows are replicated
scanner = table2.getScanner(s);
next = scanner.next(4);
while (next.length == 0 && retry <= 10) {
scanner = table2.getScanner(s);
next = scanner.next(4);
Thread.sleep(2000);
retry++;
}
assertTrue(next.length == 4);
verifyGet(row1, expectedVisString[0], expected[0], false, TOPSECRET, CONFIDENTIAL);
TestCoprocessorForTagsAtSink.tags.clear();
verifyGet(row2, expectedVisString[1], expected[1], false, CONFIDENTIAL, PUBLIC);
TestCoprocessorForTagsAtSink.tags.clear();
verifyGet(row3, expectedVisString[2], expected[2], false, PRIVATE, SECRET);
verifyGet(row3, "", expected[3], true, TOPSECRET, SECRET);
verifyGet(row4, expectedVisString[3], expected[4], false, UNICODE_VIS_TAG, SECRET);
} finally {
if (table2 != null) {
table2.close();
}
}
} finally {
if (table != null) {
table.close();
}
}
}
protected static void doAssert(byte[] row, String visTag) throws Exception {
if (VisibilityReplicationEndPointForTest.lastEntries == null) {
return; // first call
}
Assert.assertEquals(1, VisibilityReplicationEndPointForTest.lastEntries.size());
List<Cell> cells = VisibilityReplicationEndPointForTest.lastEntries.get(0).getEdit().getCells();
Assert.assertEquals(4, cells.size());
boolean tagFound = false;
for (Cell cell : cells) {
if ((Bytes.equals(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(), row, 0,
row.length))) {
List<Tag> tags = Tag
.asList(cell.getTagsArray(), cell.getTagsOffset(), cell.getTagsLength());
for (Tag tag : tags) {
if (tag.getType() == TagType.STRING_VIS_TAG_TYPE) {
assertEquals(visTag, Bytes.toString(tag.getValue()));
tagFound = true;
break;
}
}
}
}
assertTrue(tagFound);
}
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>() {
HTable table2 = null;
public Void run() throws Exception {
try {
table2 = new HTable(conf1, TABLE_NAME_BYTES);
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);
for (Tag tag : TestCoprocessorForTagsAtSink.tags) {
LOG.info("The tag type is " + tag.getType());
}
assertEquals(expected, TestCoprocessorForTagsAtSink.tags.size());
Tag tag = TestCoprocessorForTagsAtSink.tags.get(1);
if (tag.getType() != NON_VIS_TAG_TYPE) {
assertEquals(TagType.VISIBILITY_EXP_SERIALIZATION_FORMAT_TAG_TYPE, tag.getType());
}
tag = TestCoprocessorForTagsAtSink.tags.get(0);
boolean foundNonVisTag = false;
for (Tag t : TestCoprocessorForTagsAtSink.tags) {
if (t.getType() == NON_VIS_TAG_TYPE) {
assertEquals(TEMP, Bytes.toString(t.getValue()));
foundNonVisTag = true;
break;
}
}
doAssert(row, visString);
assertTrue(foundNonVisTag);
return null;
} finally {
if (table2 != null) {
table2.close();
}
}
}
};
USER1.runAs(scanAction);
}
public static void addLabels() throws Exception {
PrivilegedExceptionAction<VisibilityLabelsResponse> action =
new PrivilegedExceptionAction<VisibilityLabelsResponse>() {
public VisibilityLabelsResponse run() throws Exception {
String[] labels = { SECRET, TOPSECRET, CONFIDENTIAL, PUBLIC, PRIVATE, UNICODE_VIS_TAG };
try {
VisibilityClient.addLabels(conf, labels);
} catch (Throwable t) {
throw new IOException(t);
}
return null;
}
};
SUPERUSER.runAs(action);
}
public static void setAuths(final Configuration conf) throws Exception {
PrivilegedExceptionAction<VisibilityLabelsResponse> action =
new PrivilegedExceptionAction<VisibilityLabelsResponse>() {
public VisibilityLabelsResponse run() throws Exception {
try {
return VisibilityClient.setAuths(conf, new String[] { SECRET, CONFIDENTIAL, PRIVATE,
TOPSECRET, UNICODE_VIS_TAG }, "user1");
} catch (Throwable e) {
throw new Exception(e);
}
}
};
VisibilityLabelsResponse response = SUPERUSER.runAs(action);
}
static Table writeData(TableName tableName, String... labelExps) throws Exception {
Table table = TEST_UTIL.getConnection().getTable(TableName.valueOf(TABLE_NAME));
int i = 1;
List<Put> puts = new ArrayList<Put>();
for (String labelExp : labelExps) {
Put put = new Put(Bytes.toBytes("row" + i));
put.add(fam, qual, HConstants.LATEST_TIMESTAMP, value);
put.setCellVisibility(new CellVisibility(labelExp));
put.setAttribute(NON_VISIBILITY, Bytes.toBytes(TEMP));
puts.add(put);
i++;
}
table.put(puts);
return table;
}
// A simple BaseRegionbserver impl that allows to add a non-visibility tag from the
// attributes of the Put mutation. The existing cells in the put mutation is overwritten
// with a new cell that has the visibility tags and the non visibility tag
public static class SimpleCP extends BaseRegionObserver {
@Override
public void prePut(ObserverContext<RegionCoprocessorEnvironment> e, Put m, WALEdit edit,
Durability durability) throws IOException {
byte[] attribute = m.getAttribute(NON_VISIBILITY);
byte[] cf = null;
List<Cell> updatedCells = new ArrayList<Cell>();
if (attribute != null) {
for (List<? extends Cell> edits : m.getFamilyCellMap().values()) {
for (Cell cell : edits) {
KeyValue kv = KeyValueUtil.ensureKeyValue(cell);
if (cf == null) {
cf = kv.getFamily();
}
Tag tag = new Tag((byte) NON_VIS_TAG_TYPE, attribute);
List<Tag> tagList = new ArrayList<Tag>();
tagList.add(tag);
tagList.addAll(kv.getTags());
byte[] fromList = Tag.fromList(tagList);
TagRewriteCell newcell = new TagRewriteCell(kv, fromList);
KeyValue newKV = new KeyValue(kv.getRow(), 0, kv.getRowLength(), kv.getFamily(), 0,
kv.getFamilyLength(), kv.getQualifier(), 0, kv.getQualifierLength(),
kv.getTimestamp(), KeyValue.Type.codeToType(kv.getType()), kv.getValue(), 0,
kv.getValueLength(), tagList);
((List<Cell>) updatedCells).add(newcell);
}
}
m.getFamilyCellMap().remove(cf);
// Update the family map
m.getFamilyCellMap().put(cf, updatedCells);
}
}
}
public static class TestCoprocessorForTagsAtSink extends BaseRegionObserver {
public static List<Tag> tags = null;
@Override
public void postGetOp(ObserverContext<RegionCoprocessorEnvironment> e, Get get,
List<Cell> results) throws IOException {
if (results.size() > 0) {
// Check tag presence in the 1st cell in 1st Result
if (!results.isEmpty()) {
Cell cell = results.get(0);
tags = Tag.asList(cell.getTagsArray(), cell.getTagsOffset(), cell.getTagsLength());
}
}
}
}
/**
* An extn of VisibilityReplicationEndpoint to verify the tags that are replicated
*/
public static class VisibilityReplicationEndPointForTest extends VisibilityReplicationEndpoint {
static AtomicInteger replicateCount = new AtomicInteger();
static volatile List<Entry> lastEntries = null;
public VisibilityReplicationEndPointForTest(ReplicationEndpoint endpoint,
VisibilityLabelService visibilityLabelsService) {
super(endpoint, visibilityLabelsService);
}
@Override
public boolean replicate(ReplicateContext replicateContext) {
boolean ret = super.replicate(replicateContext);
lastEntries = replicateContext.getEntries();
replicateCount.incrementAndGet();
return ret;
}
}
}