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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.content;
import com.yahoo.config.model.deploy.DeployState;
import com.yahoo.config.model.provision.SingleNodeProvisioner;
import com.yahoo.config.model.test.MockApplicationPackage;
import com.yahoo.config.provision.Flavor;
import com.yahoo.config.provisioning.FlavorsConfig;
import com.yahoo.vespa.config.content.core.StorCommunicationmanagerConfig;
import com.yahoo.vespa.config.content.core.StorIntegritycheckerConfig;
import com.yahoo.vespa.config.content.core.StorVisitorConfig;
import com.yahoo.vespa.config.content.StorFilestorConfig;
import com.yahoo.vespa.config.content.core.StorServerConfig;
import com.yahoo.vespa.config.content.PersistenceConfig;
import com.yahoo.config.model.test.MockRoot;
import com.yahoo.documentmodel.NewDocumentType;
import static com.yahoo.vespa.defaults.Defaults.getDefaults;
import com.yahoo.vespa.model.content.cluster.ContentCluster;
import com.yahoo.vespa.model.content.storagecluster.StorageCluster;
import com.yahoo.vespa.model.content.utils.ContentClusterUtils;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
public class StorageClusterTest {
StorageCluster parse(String xml, Flavor flavor) {
MockRoot root = new MockRoot("", new DeployState.Builder()
.applicationPackage(new MockApplicationPackage.Builder().build())
.modelHostProvisioner(new SingleNodeProvisioner(flavor)).build());
return parse(xml, root);
}
StorageCluster parse(String xml) {
MockRoot root = new MockRoot();
return parse(xml, root);
}
StorageCluster parse(String xml, MockRoot root) {
root.getDeployState().getDocumentModel().getDocumentManager().add(
new NewDocumentType(new NewDocumentType.Name("music"))
);
root.getDeployState().getDocumentModel().getDocumentManager().add(
new NewDocumentType(new NewDocumentType.Name("movies"))
);
ContentCluster cluster = ContentClusterUtils.createCluster(xml, root);
root.freezeModelTopology();
return cluster.getStorageNodes();
}
@Test
public void testBasics() {
StorageCluster storage = parse("<content id=\"foofighters\"><documents/>\n" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</content>\n");
assertEquals(1, storage.getChildren().size());
StorServerConfig.Builder builder = new StorServerConfig.Builder();
storage.getConfig(builder);
StorServerConfig config = new StorServerConfig(builder);
assertFalse(config.is_distributor());
assertEquals("foofighters", config.cluster_name());
}
@Test
public void testCommunicationManagerDefaults() {
StorageCluster storage = parse("<content id=\"foofighters\"><documents/>\n" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</content>\n");
StorCommunicationmanagerConfig.Builder builder = new StorCommunicationmanagerConfig.Builder();
storage.getChildren().get("0").getConfig(builder);
StorCommunicationmanagerConfig config = new StorCommunicationmanagerConfig(builder);
assertFalse(config.mbus().dispatch_on_encode());
assertFalse(config.mbus().dispatch_on_decode());
assertEquals(4, config.mbus().num_threads());
assertEquals(StorCommunicationmanagerConfig.Mbus.Optimize_for.LATENCY, config.mbus().optimize_for());
}
@Test
public void testMerges() {
StorServerConfig.Builder builder = new StorServerConfig.Builder();
parse("" +
"<content id=\"foofighters\">\n" +
" <documents/>" +
" <tuning>" +
" <merges max-per-node=\"1K\" max-queue-size=\"10K\"/>\n" +
" </tuning>" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</content>"
).getConfig(builder);
StorServerConfig config = new StorServerConfig(builder);
assertEquals(1024, config.max_merges_per_node());
assertEquals(1024*10, config.max_merge_queue_size());
}
@Test
public void testVisitors() {
StorVisitorConfig.Builder builder = new StorVisitorConfig.Builder();
parse(
"<cluster id=\"bees\">\n" +
" <documents/>" +
" <tuning>\n" +
" <visitors thread-count=\"7\" max-queue-size=\"1000\">\n" +
" <max-concurrent fixed=\"42\" variable=\"100\"/>\n" +
" </visitors>\n" +
" </tuning>\n" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</cluster>"
).getConfig(builder);
StorVisitorConfig config = new StorVisitorConfig(builder);
assertEquals(42, config.maxconcurrentvisitors_fixed());
assertEquals(100, config.maxconcurrentvisitors_variable());
assertEquals(7, config.visitorthreads());
assertEquals(1000, config.maxvisitorqueuesize());
}
@Test
public void testPersistenceThreads() {
StorageCluster stc = parse(
"<cluster id=\"bees\">\n" +
" <documents/>" +
" <tuning>\n" +
" <persistence-threads count=\"7\"/>\n" +
" </tuning>\n" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</cluster>",
new Flavor(new FlavorsConfig.Flavor.Builder().name("test-flavor").minCpuCores(9).build())
);
{
StorFilestorConfig.Builder builder = new StorFilestorConfig.Builder();
stc.getConfig(builder);
StorFilestorConfig config = new StorFilestorConfig(builder);
assertEquals(7, config.num_threads());
assertFalse(config.enable_multibit_split_optimalization());
assertEquals(1, config.num_response_threads());
}
{
assertEquals(1, stc.getChildren().size());
StorageNode sn = stc.getChildren().values().iterator().next();
StorFilestorConfig.Builder builder = new StorFilestorConfig.Builder();
sn.getConfig(builder);
StorFilestorConfig config = new StorFilestorConfig(builder);
assertEquals(7, config.num_threads());
}
}
@Test
public void testResponseThreads() {
StorageCluster stc = parse(
"<cluster id=\"bees\">\n" +
" <documents/>" +
" <tuning>\n" +
" <persistence-threads count=\"7\"/>\n" +
" </tuning>\n" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</cluster>",
new Flavor(new FlavorsConfig.Flavor.Builder().name("test-flavor").minCpuCores(9).build())
);
StorFilestorConfig.Builder builder = new StorFilestorConfig.Builder();
stc.getConfig(builder);
StorFilestorConfig config = new StorFilestorConfig(builder);
assertEquals(1, config.num_response_threads());
assertEquals(7, config.num_threads());
}
@Test
public void testPersistenceThreadsOld() {
StorageCluster stc = parse(
"<cluster id=\"bees\">\n" +
" <documents/>" +
" <tuning>\n" +
" <persistence-threads>\n" +
" <thread lowest-priority=\"VERY_LOW\" count=\"2\"/>\n" +
" <thread lowest-priority=\"VERY_HIGH\" count=\"1\"/>\n" +
" <thread count=\"1\"/>\n" +
" </persistence-threads>\n" +
" </tuning>\n" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</cluster>",
new Flavor(new FlavorsConfig.Flavor.Builder().name("test-flavor").minCpuCores(9).build())
);
{
StorFilestorConfig.Builder builder = new StorFilestorConfig.Builder();
stc.getConfig(builder);
StorFilestorConfig config = new StorFilestorConfig(builder);
assertEquals(4, config.num_threads());
assertFalse(config.enable_multibit_split_optimalization());
}
{
assertEquals(1, stc.getChildren().size());
StorageNode sn = stc.getChildren().values().iterator().next();
StorFilestorConfig.Builder builder = new StorFilestorConfig.Builder();
sn.getConfig(builder);
StorFilestorConfig config = new StorFilestorConfig(builder);
assertEquals(4, config.num_threads());
}
}
@Test
public void testNoPersistenceThreads() {
StorageCluster stc = parse(
"<cluster id=\"bees\">\n" +
" <documents/>" +
" <tuning>\n" +
" </tuning>\n" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</cluster>",
new Flavor(new FlavorsConfig.Flavor.Builder().name("test-flavor").minCpuCores(9).build())
);
{
StorFilestorConfig.Builder builder = new StorFilestorConfig.Builder();
stc.getConfig(builder);
StorFilestorConfig config = new StorFilestorConfig(builder);
assertEquals(8, config.num_threads());
}
{
assertEquals(1, stc.getChildren().size());
StorageNode sn = stc.getChildren().values().iterator().next();
StorFilestorConfig.Builder builder = new StorFilestorConfig.Builder();
sn.getConfig(builder);
StorFilestorConfig config = new StorFilestorConfig(builder);
assertEquals(9, config.num_threads());
}
}
@Test
public void integrity_checker_explicitly_disabled_when_not_running_with_vds_provider() {
StorIntegritycheckerConfig.Builder builder = new StorIntegritycheckerConfig.Builder();
parse(
"<cluster id=\"bees\">\n" +
" <documents/>" +
" <group>" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>" +
" </group>" +
"</cluster>"
).getConfig(builder);
StorIntegritycheckerConfig config = new StorIntegritycheckerConfig(builder);
// '-' --> don't run on the given week day
assertEquals("-------", config.weeklycycle());
}
@Test
public void testCapacity() {
String xml =
"<cluster id=\"storage\">\n" +
" <documents/>" +
" <group>\n" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>\n" +
" <node distribution-key=\"1\" hostalias=\"mockhost\" capacity=\"1.5\"/>\n" +
" <node distribution-key=\"2\" hostalias=\"mockhost\" capacity=\"2.0\"/>\n" +
" </group>\n" +
"</cluster>";
ContentCluster cluster = ContentClusterUtils.createCluster(xml, new MockRoot());
for (int i = 0; i < 3; ++i) {
StorageNode node = cluster.getStorageNodes().getChildren().get("" + i);
StorServerConfig.Builder builder = new StorServerConfig.Builder();
cluster.getStorageNodes().getConfig(builder);
node.getConfig(builder);
StorServerConfig config = new StorServerConfig(builder);
assertEquals(1.0 + (double)i * 0.5, config.node_capacity(), 0.001);
}
}
@Test
public void testRootFolder() {
String xml =
"<cluster id=\"storage\">\n" +
" <documents/>" +
" <group>\n" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
"</cluster>";
ContentCluster cluster = ContentClusterUtils.createCluster(xml, new MockRoot());
StorageNode node = cluster.getStorageNodes().getChildren().get("0");
{
StorServerConfig.Builder builder = new StorServerConfig.Builder();
cluster.getStorageNodes().getConfig(builder);
node.getConfig(builder);
StorServerConfig config = new StorServerConfig(builder);
assertEquals(getDefaults().underVespaHome("var/db/vespa/search/storage/storage/0"), config.root_folder());
}
{
StorServerConfig.Builder builder = new StorServerConfig.Builder();
cluster.getDistributorNodes().getConfig(builder);
cluster.getDistributorNodes().getChildren().get("0").getConfig(builder);
StorServerConfig config = new StorServerConfig(builder);
assertEquals(getDefaults().underVespaHome("var/db/vespa/search/storage/distributor/0"), config.root_folder());
}
}
@Test
public void testGenericPersistenceTuning() {
String xml =
"<cluster id=\"storage\">\n" +
"<documents/>" +
"<engine>\n" +
" <fail-partition-on-error>true</fail-partition-on-error>\n" +
" <revert-time>34m</revert-time>\n" +
" <recovery-time>5d</recovery-time>\n" +
"</engine>" +
" <group>\n" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
"</cluster>";
ContentCluster cluster = ContentClusterUtils.createCluster(xml, new MockRoot());
PersistenceConfig.Builder builder = new PersistenceConfig.Builder();
cluster.getStorageNodes().getConfig(builder);
PersistenceConfig config = new PersistenceConfig(builder);
assertTrue(config.fail_partition_on_error());
assertEquals(34 * 60, config.revert_time_period());
assertEquals(5 * 24 * 60 * 60, config.keep_remove_time_period());
}
@Test
public void requireThatUserDoesNotSpecifyBothGroupAndNodes() {
String xml =
"<cluster id=\"storage\">\n" +
"<documents/>\n" +
"<engine>\n" +
" <fail-partition-on-error>true</fail-partition-on-error>\n" +
" <revert-time>34m</revert-time>\n" +
" <recovery-time>5d</recovery-time>\n" +
"</engine>" +
" <group>\n" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
" <nodes>\n" +
" <node distribution-key=\"1\" hostalias=\"mockhost\"/>\n" +
" </nodes>\n" +
"</cluster>";
try {
final MockRoot root = new MockRoot();
root.getDeployState().getDocumentModel().getDocumentManager().add(
new NewDocumentType(new NewDocumentType.Name("music"))
);
ContentClusterUtils.createCluster(xml, root);
fail("Did not fail when having both group and nodes");
} catch (RuntimeException e) {
e.printStackTrace();
assertEquals("Both group and nodes exists, only one of these tags is legal", e.getMessage());
}
}
@Test
public void requireThatGroupNamesMustBeUniqueAmongstSiblings() {
String xml =
"<cluster id=\"storage\">\n" +
" <redundancy>2</redundancy>" +
" <documents/>\n" +
" <group>\n" +
" <distribution partitions=\"*\"/>\n" +
" <group distribution-key=\"0\" name=\"bar\">\n" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
" <group distribution-key=\"0\" name=\"bar\">\n" +
" <node distribution-key=\"1\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
" </group>\n" +
"</cluster>";
try {
ContentClusterUtils.createCluster(xml, new MockRoot());
fail("Did not get exception with duplicate group names");
} catch (RuntimeException e) {
assertEquals("Cluster 'storage' has multiple groups with name 'bar' in the same subgroup. " +
"Group sibling names must be unique.", e.getMessage());
}
}
@Test
public void requireThatGroupNamesCanBeDuplicatedAcrossLevels() {
String xml =
"<cluster id=\"storage\">\n" +
" <redundancy>2</redundancy>" +
"<documents/>\n" +
" <group>\n" +
" <distribution partitions=\"*\"/>\n" +
" <group distribution-key=\"0\" name=\"bar\">\n" +
" <group distribution-key=\"0\" name=\"foo\">\n" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
" </group>\n" +
" <group distribution-key=\"0\" name=\"foo\">\n" +
" <group distribution-key=\"0\" name=\"bar\">\n" +
" <node distribution-key=\"1\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
" </group>\n" +
" </group>\n" +
"</cluster>";
// Should not throw.
ContentClusterUtils.createCluster(xml, new MockRoot());
}
@Test
public void requireThatNestedGroupsRequireDistribution() {
String xml =
"<cluster id=\"storage\">\n" +
"<documents/>\n" +
" <group>\n" +
" <group distribution-key=\"0\" name=\"bar\">\n" +
" <node distribution-key=\"0\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
" <group distribution-key=\"0\" name=\"baz\">\n" +
" <node distribution-key=\"1\" hostalias=\"mockhost\"/>\n" +
" </group>\n" +
" </group>\n" +
"</cluster>";
try {
ContentClusterUtils.createCluster(xml, new MockRoot());
fail("Did not get exception with missing distribution element");
} catch (RuntimeException e) {
assertEquals("'distribution' attribute is required with multiple subgroups", e.getMessage());
}
}
}
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