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Merging upstream

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This commit is contained in:
Mayank Dang
2014-05-29 20:44:40 +05:30
parent 6c68624ada 74b527d629
commit 0e25cf65fb
53 changed files with 2285 additions and 248 deletions
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252
src/test/java/redis/clients/jedis/tests/JedisClusterTest.java
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@@ -1,6 +1,8 @@
package redis.clients.jedis.tests;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
@@ -14,16 +16,19 @@ import redis.clients.jedis.HostAndPort;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisCluster;
import redis.clients.jedis.exceptions.*;
import redis.clients.jedis.tests.utils.JedisClusterTestUtil;
import redis.clients.util.JedisClusterCRC16;
public class JedisClusterTest extends Assert {
private Jedis node1;
private static Jedis node1;
private static Jedis node2;
private static Jedis node3;
private static Jedis node4;
private HostAndPort nodeInfo1 = HostAndPortUtil.getClusterServers().get(0);
private HostAndPort nodeInfo2 = HostAndPortUtil.getClusterServers().get(1);
private HostAndPort nodeInfo3 = HostAndPortUtil.getClusterServers().get(2);
private HostAndPort nodeInfo4 = HostAndPortUtil.getClusterServers().get(3);
@Before
public void setUp() throws InterruptedException {
@@ -38,6 +43,10 @@ public class JedisClusterTest extends Assert {
node3 = new Jedis(nodeInfo3.getHost(), nodeInfo3.getPort());
node3.connect();
node3.flushAll();
node4 = new Jedis(nodeInfo4.getHost(), nodeInfo4.getPort());
node4.connect();
node4.flushAll();
// ---- configure cluster
@@ -64,29 +73,53 @@ public class JedisClusterTest extends Assert {
node2.clusterAddSlots(node2Slots);
node3.clusterAddSlots(node3Slots);
waitForClusterReady();
JedisClusterTestUtil.waitForClusterReady(node1, node2, node3);
}
@AfterClass
public static void cleanUp() {
int slotTest = JedisClusterCRC16.getSlot("test");
int slot51 = JedisClusterCRC16.getSlot("51");
String node3Id = getNodeId(node3.clusterNodes());
String node1Id = JedisClusterTestUtil.getNodeId(node1.clusterNodes());
String node2Id = JedisClusterTestUtil.getNodeId(node2.clusterNodes());
String node3Id = JedisClusterTestUtil.getNodeId(node3.clusterNodes());
node2.clusterSetSlotNode(slotTest, node3Id);
node2.clusterSetSlotNode(slot51, node3Id);
node2.clusterDelSlots(slotTest, slot51);
// forget about all nodes
node1.clusterForget(node2Id);
node1.clusterForget(node3Id);
node2.clusterForget(node1Id);
node2.clusterForget(node3Id);
node3.clusterForget(node1Id);
node3.clusterForget(node2Id);
}
@After
public void tearDown() {
public void tearDown() throws InterruptedException {
// clear all slots
int[] slotsToDelete = new int[JedisCluster.HASHSLOTS];
for (int i = 0; i < JedisCluster.HASHSLOTS; i++) {
slotsToDelete[i] = i;
}
node1.clusterDelSlots(slotsToDelete);
node2.clusterDelSlots(slotsToDelete);
node3.clusterDelSlots(slotsToDelete);
clearAnyInconsistentMigration(node1);
clearAnyInconsistentMigration(node2);
clearAnyInconsistentMigration(node3);
}
private void clearAnyInconsistentMigration(Jedis node) {
// FIXME: it's too slow... apply pipeline if possible
List<Integer> slots = getInconsistentSlots(node.clusterNodes());
for (Integer slot : slots) {
node.clusterSetSlotStable(slot);
}
}
@Test(expected = JedisMovedDataException.class)
@@ -110,7 +143,7 @@ public class JedisClusterTest extends Assert {
@Test(expected = JedisAskDataException.class)
public void testThrowAskException() {
int keySlot = JedisClusterCRC16.getSlot("test");
String node3Id = getNodeId(node3.clusterNodes());
String node3Id = JedisClusterTestUtil.getNodeId(node3.clusterNodes());
node2.clusterSetSlotMigrating(keySlot, node3Id);
node2.get("test");
}
@@ -120,7 +153,7 @@ public class JedisClusterTest extends Assert {
Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
JedisCluster jc = new JedisCluster(jedisClusterNode);
assertEquals(jc.getClusterNodes().size(), 3);
assertEquals(3, jc.getClusterNodes().size());
}
@Test
@@ -144,7 +177,7 @@ public class JedisClusterTest extends Assert {
node3.clusterDelSlots(slot51);
node3.clusterAddSlots(slot51);
waitForClusterReady();
JedisClusterTestUtil.waitForClusterReady(node1, node2, node3);
jc.set("51", "foo");
assertEquals("foo", jc.get("51"));
}
@@ -155,8 +188,8 @@ public class JedisClusterTest extends Assert {
jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
JedisCluster jc = new JedisCluster(jedisClusterNode);
int slot51 = JedisClusterCRC16.getSlot("51");
node3.clusterSetSlotImporting(slot51, getNodeId(node2.clusterNodes()));
node2.clusterSetSlotMigrating(slot51, getNodeId(node3.clusterNodes()));
node3.clusterSetSlotImporting(slot51, JedisClusterTestUtil.getNodeId(node2.clusterNodes()));
node2.clusterSetSlotMigrating(slot51, JedisClusterTestUtil.getNodeId(node3.clusterNodes()));
jc.set("51", "foo");
assertEquals("foo", jc.get("51"));
}
@@ -176,7 +209,7 @@ public class JedisClusterTest extends Assert {
JedisCluster jc = new JedisCluster(jedisClusterNode);
int slot51 = JedisClusterCRC16.getSlot("51");
// This will cause an infinite redirection loop
node2.clusterSetSlotMigrating(slot51, getNodeId(node3.clusterNodes()));
node2.clusterSetSlotMigrating(slot51, JedisClusterTestUtil.getNodeId(node3.clusterNodes()));
jc.set("51", "foo");
}
@@ -188,36 +221,181 @@ public class JedisClusterTest extends Assert {
assertEquals(JedisClusterCRC16.getSlot("foo{bar}{zap}"), JedisClusterCRC16.getSlot("bar"));
}
private static String getNodeId(String infoOutput) {
for (String infoLine : infoOutput.split("\n")) {
if (infoLine.contains("myself")) {
return infoLine.split(" ")[0];
}
}
return "";
@Test
public void testClusterForgetNode() throws InterruptedException {
// at first, join node4 to cluster
node1.clusterMeet("127.0.0.1", nodeInfo4.getPort());
String node7Id = JedisClusterTestUtil.getNodeId(node4.clusterNodes());
JedisClusterTestUtil.assertNodeIsKnown(node3, node7Id, 1000);
JedisClusterTestUtil.assertNodeIsKnown(node2, node7Id, 1000);
JedisClusterTestUtil.assertNodeIsKnown(node1, node7Id, 1000);
assertNodeHandshakeEnded(node3, 1000);
assertNodeHandshakeEnded(node2, 1000);
assertNodeHandshakeEnded(node1, 1000);
assertEquals(4, node1.clusterNodes().split("\n").length);
assertEquals(4, node2.clusterNodes().split("\n").length);
assertEquals(4, node3.clusterNodes().split("\n").length);
// do cluster forget
node1.clusterForget(node7Id);
node2.clusterForget(node7Id);
node3.clusterForget(node7Id);
JedisClusterTestUtil.assertNodeIsUnknown(node1, node7Id, 1000);
JedisClusterTestUtil.assertNodeIsUnknown(node2, node7Id, 1000);
JedisClusterTestUtil.assertNodeIsUnknown(node3, node7Id, 1000);
assertEquals(3, node1.clusterNodes().split("\n").length);
assertEquals(3, node2.clusterNodes().split("\n").length);
assertEquals(3, node3.clusterNodes().split("\n").length);
}
@Test(expected = JedisConnectionException.class)
public void testIfPoolConfigAppliesToClusterPools() {
GenericObjectPoolConfig config = new GenericObjectPoolConfig();
config.setMaxTotal(0);
config.setMaxWaitMillis(2000);
Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
jedisClusterNode.add(new HostAndPort("127.0.0.1", 7379));
JedisCluster jc = new JedisCluster(jedisClusterNode, config);
jc.set("52", "poolTestValue");
}
private void waitForClusterReady() throws InterruptedException {
boolean clusterOk = false;
while (!clusterOk) {
if (node1.clusterInfo().split("\n")[0].contains("ok")
&& node2.clusterInfo().split("\n")[0].contains("ok")
&& node3.clusterInfo().split("\n")[0].contains("ok")) {
clusterOk = true;
@Test
public void testClusterFlushSlots() {
String slotRange = getNodeServingSlotRange(node1.clusterNodes());
assertNotNull(slotRange);
try {
node1.clusterFlushSlots();
assertNull(getNodeServingSlotRange(node1.clusterNodes()));
} finally {
// rollback
String[] rangeInfo = slotRange.split("-");
int lower = Integer.parseInt(rangeInfo[0]);
int upper = Integer.parseInt(rangeInfo[1]);
int[] node1Slots = new int[upper - lower + 1];
for (int i = 0 ; lower <= upper ; ) {
node1Slots[i++] = lower++;
}
Thread.sleep(50);
node1.clusterAddSlots(node1Slots);
}
}
@Test
public void testClusterKeySlot() {
// It assumes JedisClusterCRC16 is correctly implemented
assertEquals(node1.clusterKeySlot("foo{bar}zap}").intValue(), JedisClusterCRC16.getSlot("foo{bar}zap"));
assertEquals(node1.clusterKeySlot("{user1000}.following").intValue(), JedisClusterCRC16.getSlot("{user1000}.following"));
}
@Test
public void testClusterCountKeysInSlot() {
Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
jedisClusterNode.add(new HostAndPort(nodeInfo1.getHost(), nodeInfo1.getPort()));
JedisCluster jc = new JedisCluster(jedisClusterNode);
for (int index = 0 ; index < 5 ; index++) {
jc.set("foo{bar}" + index, "hello");
}
int slot = JedisClusterCRC16.getSlot("foo{bar}");
assertEquals(5, node1.clusterCountKeysInSlot(slot).intValue());
}
@Test
public void testStableSlotWhenMigratingNodeOrImportingNodeIsNotSpecified() throws InterruptedException {
Set<HostAndPort> jedisClusterNode = new HashSet<HostAndPort>();
jedisClusterNode.add(new HostAndPort(nodeInfo1.getHost(), nodeInfo1.getPort()));
JedisCluster jc = new JedisCluster(jedisClusterNode);
int slot51 = JedisClusterCRC16.getSlot("51");
jc.set("51", "foo");
// node2 is responsible of taking care of slot51 (7186)
node3.clusterSetSlotImporting(slot51, JedisClusterTestUtil.getNodeId(node2.clusterNodes()));
assertEquals("foo", jc.get("51"));
node3.clusterSetSlotStable(slot51);
assertEquals("foo", jc.get("51"));
node2.clusterSetSlotMigrating(slot51, JedisClusterTestUtil.getNodeId(node3.clusterNodes()));
//assertEquals("foo", jc.get("51")); // it leads Max Redirections
node2.clusterSetSlotStable(slot51);
assertEquals("foo", jc.get("51"));
}
private static String getNodeServingSlotRange(String infoOutput) {
// f4f3dc4befda352a4e0beccf29f5e8828438705d 127.0.0.1:7380 master - 0 1394372400827 0 connected 5461-10922
for (String infoLine : infoOutput.split("\n")) {
if (infoLine.contains("myself")) {
try {
return infoLine.split(" ")[8];
} catch (ArrayIndexOutOfBoundsException e) {
return null;
}
}
}
return null;
}
private List<Integer> getInconsistentSlots(String infoOuput) {
for (String infoLine : infoOuput.split("\n")) {
if (infoLine.contains("myself")) {
return getSlotsBeingMigrated(infoLine);
}
}
return null;
}
private List<Integer> getSlotsBeingMigrated(String infoLine) {
List<Integer> inconsistentSlots = new ArrayList<Integer>();
String[] splitted = infoLine.split(" ");
if (splitted.length > 8) {
for (int index = 8 ; index < splitted.length ; index++) {
String info = splitted[index];
Integer slot = getSlotFromMigrationInfo(info);
if (slot != null) {
inconsistentSlots.add(slot);
}
}
}
return inconsistentSlots;
}
private Integer getSlotFromMigrationInfo(String info) {
if (info.startsWith("[")) {
if (info.contains("-<-")) {
return Integer.parseInt(info.split("-<-")[0].substring(1));
} else if (info.contains("->-")) {
return Integer.parseInt(info.split("->-")[0].substring(1));
}
}
return null;
}
private void assertNodeHandshakeEnded(Jedis node, int timeoutMs) {
int sleepInterval = 100;
for (int sleepTime = 0 ; sleepTime <= timeoutMs ; sleepTime += sleepInterval) {
boolean isHandshaking = isAnyNodeHandshaking(node);
if (!isHandshaking)
return;
try {
Thread.sleep(sleepInterval);
} catch (InterruptedException e) {
}
}
throw new JedisException("Node handshaking is not ended");
}
private boolean isAnyNodeHandshaking(Jedis node) {
String infoOutput = node.clusterNodes();
for (String infoLine : infoOutput.split("\n")) {
if (infoLine.contains("handshake")) {
return true;
}
}
return false;
}
}