Package org.apache.cassandra.locator

Examples of org.apache.cassandra.locator.AbstractReplicationStrategy

67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
        Util.createInitialRing(ss, partitioner, endpointTokens, keyTokens, hosts, RING_SIZE);

        HashMultimap<InetAddress, InetAddress> hintedNodes = HashMultimap.create();


        AbstractReplicationStrategy strategy;

        for (final String table : DatabaseDescriptor.getNonSystemTables())
        {
            strategy = getStrategy(table, tmd);
            StorageService.calculatePendingRanges(strategy, table);
            int replicationFactor = strategy.getReplicationFactor();
            if (replicationFactor < 2)
                continue;

            for (ConsistencyLevel c : ConsistencyLevel.values())
            {

                if (c == ConsistencyLevel.EACH_QUORUM || c == ConsistencyLevel.LOCAL_QUORUM)
                    continue;

                for (int i = 0; i < replicationFactor; i++)
                {
                    hintedNodes.clear();

                    for (int j = 0; j < i; j++)
                    {
                        hintedNodes.put(hosts.get(j), hosts.get(j));
                    }

                    IWriteResponseHandler writeHandler = strategy.getWriteResponseHandler(hosts, hintedNodes, c);

                    IReadCommand command = new IReadCommand()
                    {
                        public String getKeyspace()
                        {
View Full Code Here
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
        ss.onChange(hosts.get(LEAVING_NODE),
                ApplicationState.STATUS,
                valueFactory.leaving(endpointTokens.get(LEAVING_NODE)));
        assertTrue(tmd.isLeaving(hosts.get(LEAVING_NODE)));

        AbstractReplicationStrategy strategy;
        for (String table : DatabaseDescriptor.getNonSystemTables())
        {
            strategy = getStrategy(table, tmd);
            for (Token token : keyTokens)
            {
                int replicationFactor = strategy.getReplicationFactor();

                HashSet<InetAddress> actual = new HashSet<InetAddress>(tmd.getWriteEndpoints(token, table, strategy.calculateNaturalEndpoints(token, tmd)));
                HashSet<InetAddress> expected = new HashSet<InetAddress>();

                for (int i = 0; i < replicationFactor; i++)
                {
                    expected.add(expectedEndpoints.get(token).get(i));
View Full Code Here
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
        expectedEndpoints.get("Keyspace4").putAll(new BigIntegerToken("95"), makeAddrs("127.0.0.1", "127.0.0.2", "127.0.0.3"));

        for (Map.Entry<String, AbstractReplicationStrategy> tableStrategy : tableStrategyMap.entrySet())
        {
            String table = tableStrategy.getKey();
            AbstractReplicationStrategy strategy = tableStrategy.getValue();

            for (int i = 0; i < keyTokens.size(); i++)
            {
                endpoints = tmd.getWriteEndpoints(keyTokens.get(i), table, strategy.getNaturalEndpoints(keyTokens.get(i)));
                assertTrue(expectedEndpoints.get(table).get(keyTokens.get(i)).size() == endpoints.size());
                assertTrue(expectedEndpoints.get(table).get(keyTokens.get(i)).containsAll(endpoints));
            }

            // just to be sure that things still work according to the old tests, run them:
            if (strategy.getReplicationFactor() != 3)
                continue;
            // tokens 5, 15 and 25 should go three nodes
            for (int i=0; i<3; ++i)
            {
                endpoints = tmd.getWriteEndpoints(keyTokens.get(i), table, strategy.getNaturalEndpoints(keyTokens.get(i)));
                assertTrue(endpoints.size() == 3);
                assertTrue(endpoints.contains(hosts.get(i+1)));
                assertTrue(endpoints.contains(hosts.get(i+2)));
                assertTrue(endpoints.contains(hosts.get(i+3)));
            }

            // token 35 should go to nodes 4, 5, 6, 7 and boot1
            endpoints = tmd.getWriteEndpoints(keyTokens.get(3), table, strategy.getNaturalEndpoints(keyTokens.get(3)));
            assertTrue(endpoints.size() == 5);
            assertTrue(endpoints.contains(hosts.get(4)));
            assertTrue(endpoints.contains(hosts.get(5)));
            assertTrue(endpoints.contains(hosts.get(6)));
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(boot1));

            // token 45 should go to nodes 5, 6, 7, 0, boot1 and boot2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(4), table, strategy.getNaturalEndpoints(keyTokens.get(4)));
            assertTrue(endpoints.size() == 6);
            assertTrue(endpoints.contains(hosts.get(5)));
            assertTrue(endpoints.contains(hosts.get(6)));
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(boot1));
            assertTrue(endpoints.contains(boot2));

            // token 55 should go to nodes 6, 7, 8, 0, 1, boot1 and boot2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(5), table, strategy.getNaturalEndpoints(keyTokens.get(5)));
            assertTrue(endpoints.size() == 7);
            assertTrue(endpoints.contains(hosts.get(6)));
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(boot1));
            assertTrue(endpoints.contains(boot2));

            // token 65 should go to nodes 7, 8, 9, 0, 1 and boot2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(6), table, strategy.getNaturalEndpoints(keyTokens.get(6)));
            assertTrue(endpoints.size() == 6);
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(9)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(boot2));

            // token 75 should to go nodes 8, 9, 0, 1, 2 and boot2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(7), table, strategy.getNaturalEndpoints(keyTokens.get(7)));
            assertTrue(endpoints.size() == 6);
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(9)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(hosts.get(2)));
            assertTrue(endpoints.contains(boot2));

            // token 85 should go to nodes 9, 0, 1 and 2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(8), table, strategy.getNaturalEndpoints(keyTokens.get(8)));
            assertTrue(endpoints.size() == 4);
            assertTrue(endpoints.contains(hosts.get(9)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(hosts.get(2)));

            // token 95 should go to nodes 0, 1 and 2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(9), table, strategy.getNaturalEndpoints(keyTokens.get(9)));
            assertTrue(endpoints.size() == 3);
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(hosts.get(2)));

        }

        // Now finish node 6 and node 9 leaving, as well as boot1 (after this node 8 is still
        // leaving and boot2 in progress
        ss.onChange(hosts.get(LEAVING[0]), ApplicationState.STATUS, valueFactory.left(endpointTokens.get(LEAVING[0])));
        ss.onChange(hosts.get(LEAVING[2]), ApplicationState.STATUS, valueFactory.left(endpointTokens.get(LEAVING[2])));
        ss.onChange(boot1, ApplicationState.STATUS, valueFactory.normal(keyTokens.get(5)));

        // adjust precalcuated results.  this changes what the epected endpoints are.
        expectedEndpoints.get("Keyspace1").get(new BigIntegerToken("55")).removeAll(makeAddrs("127.0.0.7", "127.0.0.8"));
        expectedEndpoints.get("Keyspace1").get(new BigIntegerToken("85")).removeAll(makeAddrs("127.0.0.10"));
        expectedEndpoints.get("Keyspace2").get(new BigIntegerToken("55")).removeAll(makeAddrs("127.0.0.7", "127.0.0.8"));
        expectedEndpoints.get("Keyspace2").get(new BigIntegerToken("85")).removeAll(makeAddrs("127.0.0.10"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("15")).removeAll(makeAddrs("127.0.0.7", "127.0.0.8"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("25")).removeAll(makeAddrs("127.0.0.7", "127.0.1.2", "127.0.0.1"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("35")).removeAll(makeAddrs("127.0.0.7", "127.0.0.2"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("45")).removeAll(makeAddrs("127.0.0.7", "127.0.0.10", "127.0.0.3"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("55")).removeAll(makeAddrs("127.0.0.7", "127.0.0.10", "127.0.0.4"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("65")).removeAll(makeAddrs("127.0.0.10"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("75")).removeAll(makeAddrs("127.0.0.10"));
        expectedEndpoints.get("Keyspace3").get(new BigIntegerToken("85")).removeAll(makeAddrs("127.0.0.10"));
        expectedEndpoints.get("Keyspace4").get(new BigIntegerToken("35")).removeAll(makeAddrs("127.0.0.7", "127.0.0.8"));
        expectedEndpoints.get("Keyspace4").get(new BigIntegerToken("45")).removeAll(makeAddrs("127.0.0.7", "127.0.1.2", "127.0.0.1"));
        expectedEndpoints.get("Keyspace4").get(new BigIntegerToken("55")).removeAll(makeAddrs("127.0.0.2", "127.0.0.7"));
        expectedEndpoints.get("Keyspace4").get(new BigIntegerToken("65")).removeAll(makeAddrs("127.0.0.10"));
        expectedEndpoints.get("Keyspace4").get(new BigIntegerToken("75")).removeAll(makeAddrs("127.0.0.10"));
        expectedEndpoints.get("Keyspace4").get(new BigIntegerToken("85")).removeAll(makeAddrs("127.0.0.10"));

        for (Map.Entry<String, AbstractReplicationStrategy> tableStrategy : tableStrategyMap.entrySet())
        {
            String table = tableStrategy.getKey();
            AbstractReplicationStrategy strategy = tableStrategy.getValue();

            for (int i = 0; i < keyTokens.size(); i++)
            {
                endpoints = tmd.getWriteEndpoints(keyTokens.get(i), table, strategy.getNaturalEndpoints(keyTokens.get(i)));
                assertTrue(expectedEndpoints.get(table).get(keyTokens.get(i)).size() == endpoints.size());
                assertTrue(expectedEndpoints.get(table).get(keyTokens.get(i)).containsAll(endpoints));
            }

            if (strategy.getReplicationFactor() != 3)
                continue;
            // leave this stuff in to guarantee the old tests work the way they were supposed to.
            // tokens 5, 15 and 25 should go three nodes
            for (int i=0; i<3; ++i)
            {
                endpoints = tmd.getWriteEndpoints(keyTokens.get(i), table, strategy.getNaturalEndpoints(keyTokens.get(i)));
                assertTrue(endpoints.size() == 3);
                assertTrue(endpoints.contains(hosts.get(i+1)));
                assertTrue(endpoints.contains(hosts.get(i+2)));
                assertTrue(endpoints.contains(hosts.get(i+3)));
            }

            // token 35 goes to nodes 4, 5 and boot1
            endpoints = tmd.getWriteEndpoints(keyTokens.get(3), table, strategy.getNaturalEndpoints(keyTokens.get(3)));
            assertTrue(endpoints.size() == 3);
            assertTrue(endpoints.contains(hosts.get(4)));
            assertTrue(endpoints.contains(hosts.get(5)));
            assertTrue(endpoints.contains(boot1));

            // token 45 goes to nodes 5, boot1 and node7
            endpoints = tmd.getWriteEndpoints(keyTokens.get(4), table, strategy.getNaturalEndpoints(keyTokens.get(4)));
            assertTrue(endpoints.size() == 3);
            assertTrue(endpoints.contains(hosts.get(5)));
            assertTrue(endpoints.contains(boot1));
            assertTrue(endpoints.contains(hosts.get(7)));

            // token 55 goes to boot1, 7, boot2, 8 and 0
            endpoints = tmd.getWriteEndpoints(keyTokens.get(5), table, strategy.getNaturalEndpoints(keyTokens.get(5)));
            assertTrue(endpoints.size() == 5);
            assertTrue(endpoints.contains(boot1));
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(boot2));
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(0)));

            // token 65 goes to nodes 7, boot2, 8, 0 and 1
            endpoints = tmd.getWriteEndpoints(keyTokens.get(6), table, strategy.getNaturalEndpoints(keyTokens.get(6)));
            assertTrue(endpoints.size() == 5);
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(boot2));
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));

            // token 75 goes to nodes boot2, 8, 0, 1 and 2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(7), table, strategy.getNaturalEndpoints(keyTokens.get(7)));
            assertTrue(endpoints.size() == 5);
            assertTrue(endpoints.contains(boot2));
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(hosts.get(2)));

            // token 85 goes to nodes 0, 1 and 2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(8), table, strategy.getNaturalEndpoints(keyTokens.get(8)));
            assertTrue(endpoints.size() == 3);
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(hosts.get(2)));

            // token 95 goes to nodes 0, 1 and 2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(9), table, strategy.getNaturalEndpoints(keyTokens.get(9)));
            assertTrue(endpoints.size() == 3);
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(hosts.get(2)));
        }
View Full Code Here
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
        {
            for (RowMutation rm : mutations)
            {
                mostRecentRowMutation = rm;
                String table = rm.getTable();
                AbstractReplicationStrategy rs = Table.open(table).getReplicationStrategy();

                List<InetAddress> naturalEndpoints = ss.getNaturalEndpoints(table, rm.key());
                Collection<InetAddress> writeEndpoints = ss.getTokenMetadata().getWriteEndpoints(StorageService.getPartitioner().getToken(rm.key()), table, naturalEndpoints);
                Multimap<InetAddress, InetAddress> hintedEndpoints = rs.getHintedEndpoints(writeEndpoints);
               
                final IWriteResponseHandler responseHandler = rs.getWriteResponseHandler(writeEndpoints, hintedEndpoints, consistency_level);
               
                // exit early if we can't fulfill the CL at this time
                responseHandler.assureSufficientLiveNodes();
               
                responseHandlers.add(responseHandler);
View Full Code Here
81
82
83
84
85
86
87
88
89
90
    {
        switch (cl)
        {
            case LOCAL_QUORUM:
            case EACH_QUORUM:
                AbstractReplicationStrategy strategy = Table.open(table).getReplicationStrategy();
                if (!(strategy instanceof NetworkTopologyStrategy))
                    throw new InvalidRequestException("consistency level " + cl + " not compatible with replication strategy (" + strategy.getClass().getName() + ")");
        }
    }
View Full Code Here
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
    /** get potential sources for each range, ordered by proximity (as determined by EndpointSnitch) */
    Multimap<Range, InetAddress> getRangesWithSources(String table)
    {
        assert tokenMetadata.sortedTokens().size() > 0;
        final AbstractReplicationStrategy strat = Table.open(table).getReplicationStrategy();
        Collection<Range> myRanges = strat.getPendingAddressRanges(tokenMetadata, token, address);

        Multimap<Range, InetAddress> myRangeAddresses = ArrayListMultimap.create();
        Multimap<Range, InetAddress> rangeAddresses = strat.getRangeAddresses(tokenMetadata);
        for (Range myRange : myRanges)
        {
            for (Range range : rangeAddresses.keySet())
            {
                if (range.contains(myRange))
View Full Code Here
108
109
110
111
112
113
114
115
116
117
118
119
120
121
            for (final RowMutation rm: mutations)
            {
                try
                {
                    String table = rm.getTable();
                    AbstractReplicationStrategy rs = ss.getReplicationStrategy(table);

                    List<InetAddress> naturalEndpoints = ss.getNaturalEndpoints(table, rm.key());
                    Multimap<InetAddress,InetAddress> hintedEndpoints = rs.getHintedEndpoints(table, naturalEndpoints);
                    Message unhintedMessage = null; // lazy initialize for non-local, unhinted writes

                    // 3 cases:
                    // 1. local, unhinted write: run directly on write stage
                    // 2. non-local, unhinted write: send row mutation message
View Full Code Here
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
        {
            for (RowMutation rm : mutations)
            {
                mostRecentRowMutation = rm;
                String table = rm.getTable();
                AbstractReplicationStrategy rs = ss.getReplicationStrategy(table);

                List<InetAddress> naturalEndpoints = ss.getNaturalEndpoints(table, rm.key());
                Collection<InetAddress> writeEndpoints = rs.getWriteEndpoints(StorageService.getPartitioner().getToken(rm.key()), table, naturalEndpoints);
                Multimap<InetAddress, InetAddress> hintedEndpoints = rs.getHintedEndpoints(table, writeEndpoints);
                int blockFor = determineBlockFor(writeEndpoints.size(), consistency_level);

                // avoid starting a write we know can't achieve the required consistency
                assureSufficientLiveNodes(blockFor, writeEndpoints, hintedEndpoints, consistency_level);
               
View Full Code Here
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
        // Third node leaves
        ss.onChange(hosts.get(MOVING_NODE), ApplicationState.STATUS, valueFactory.moving(newToken));

        assertTrue(tmd.isMoving(hosts.get(MOVING_NODE)));

        AbstractReplicationStrategy strategy;
        for (String table : Schema.instance.getNonSystemTables())
        {
            strategy = getStrategy(table, tmd);
            for (Token token : keyTokens)
            {
                int replicationFactor = strategy.getReplicationFactor();

                HashSet<InetAddress> actual = new HashSet<InetAddress>(tmd.getWriteEndpoints(token, table, strategy.calculateNaturalEndpoints(token, tmd)));
                HashSet<InetAddress> expected = new HashSet<InetAddress>();

                for (int i = 0; i < replicationFactor; i++)
                {
                    expected.add(expectedEndpoints.get(token).get(i));
View Full Code Here
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
        expectedEndpoints.get("Keyspace4").putAll(new BigIntegerToken("95"), makeAddrs("127.0.0.1", "127.0.0.2", "127.0.0.3"));

        for (Map.Entry<String, AbstractReplicationStrategy> tableStrategy : tableStrategyMap.entrySet())
        {
            String table = tableStrategy.getKey();
            AbstractReplicationStrategy strategy = tableStrategy.getValue();

            for (Token token : keyTokens)
            {
                endpoints = tmd.getWriteEndpoints(token, table, strategy.getNaturalEndpoints(token));
                assertTrue(expectedEndpoints.get(table).get(token).size() == endpoints.size());
                assertTrue(expectedEndpoints.get(table).get(token).containsAll(endpoints));
            }

            // just to be sure that things still work according to the old tests, run them:
            if (strategy.getReplicationFactor() != 3)
                continue;

            // tokens 5, 15 and 25 should go three nodes
            for (int i = 0; i < 3; i++)
            {
                endpoints = tmd.getWriteEndpoints(keyTokens.get(i), table, strategy.getNaturalEndpoints(keyTokens.get(i)));
                assertTrue(endpoints.size() == 3);
                assertTrue(endpoints.contains(hosts.get(i+1)));
                assertTrue(endpoints.contains(hosts.get(i+2)));
                assertTrue(endpoints.contains(hosts.get(i+3)));
            }

            // token 35 should go to nodes 4, 5, 6 and boot1
            endpoints = tmd.getWriteEndpoints(keyTokens.get(3), table, strategy.getNaturalEndpoints(keyTokens.get(3)));
            assertTrue(endpoints.size() == 4);
            assertTrue(endpoints.contains(hosts.get(4)));
            assertTrue(endpoints.contains(hosts.get(5)));
            assertTrue(endpoints.contains(hosts.get(6)));
            assertTrue(endpoints.contains(boot1));

            // token 45 should go to nodes 5, 6, 7 boot1
            endpoints = tmd.getWriteEndpoints(keyTokens.get(4), table, strategy.getNaturalEndpoints(keyTokens.get(4)));
            assertTrue(endpoints.size() == 4);
            assertTrue(endpoints.contains(hosts.get(5)));
            assertTrue(endpoints.contains(hosts.get(6)));
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(boot1));

            // token 55 should go to nodes 6, 7, 8 boot1 and boot2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(5), table, strategy.getNaturalEndpoints(keyTokens.get(5)));
            assertTrue(endpoints.size() == 5);
            assertTrue(endpoints.contains(hosts.get(6)));
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(boot1));
            assertTrue(endpoints.contains(boot2));

            // token 65 should go to nodes 7, 8, 9 and boot2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(6), table, strategy.getNaturalEndpoints(keyTokens.get(6)));
            assertTrue(endpoints.size() == 4);
            assertTrue(endpoints.contains(hosts.get(7)));
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(9)));
            assertTrue(endpoints.contains(boot2));

            // token 75 should to go nodes 8, 9, 0 and boot2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(7), table, strategy.getNaturalEndpoints(keyTokens.get(7)));
            assertTrue(endpoints.size() == 4);
            assertTrue(endpoints.contains(hosts.get(8)));
            assertTrue(endpoints.contains(hosts.get(9)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(boot2));

            // token 85 should go to nodes 9, 0, 1
            endpoints = tmd.getWriteEndpoints(keyTokens.get(8), table, strategy.getNaturalEndpoints(keyTokens.get(8)));
            assertTrue(endpoints.size() == 3);
            assertTrue(endpoints.contains(hosts.get(9)));
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));

            // token 95 should go to nodes 0, 1 and 2
            endpoints = tmd.getWriteEndpoints(keyTokens.get(9), table, strategy.getNaturalEndpoints(keyTokens.get(9)));
            assertTrue(endpoints.size() == 3);
            assertTrue(endpoints.contains(hosts.get(0)));
            assertTrue(endpoints.contains(hosts.get(1)));
            assertTrue(endpoints.contains(hosts.get(2)));
        }
View Full Code Here
TOP

Related Classes of org.apache.cassandra.locator.AbstractReplicationStrategy

  • org.apache.cassandra.client.RingCache
  • org.apache.cassandra.dht.BootStrapper
  • org.apache.cassandra.dht.Range
  • org.apache.cassandra.dht.RangeStreamer
  • org.apache.cassandra.dht.Token
  • org.apache.cassandra.net.EndPoint
  • org.apache.cassandra.service.ActiveRepairServiceTest
  • org.apache.cassandra.service.AntiEntropyServiceTest
  • org.apache.cassandra.service.AntiEntropyServiceTestAbstract
  • org.apache.cassandra.service.ConsistencyLevelTest
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.