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// Copyright 2016 Yahoo Inc. 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.test.MockRoot;
import com.yahoo.vespa.config.content.StorDistributionConfig;
import com.yahoo.vespa.model.content.cluster.ContentCluster;
import com.yahoo.vespa.model.content.utils.ContentClusterUtils;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* Test for storage groups.
*/
public class StorageGroupTest {
ContentCluster parse(String xml) throws Exception {
return ContentClusterUtils.createCluster(xml, new MockRoot());
}
@Test
public void testSingleGroup() throws Exception {
StorDistributionConfig.Builder builder = new StorDistributionConfig.Builder();
ContentCluster cluster = parse(
"<content id=\"storage\">\n" +
" <documents/>" +
" <group>\n" +
" <node jvmargs=\"foo\" hostalias=\"mockhost\" distribution-key=\"0\"/>\n" +
" <node hostalias=\"mockhost\" distribution-key=\"1\"/>\n" +
" </group>\n" +
"</content>"
);
cluster.getConfig(builder);
assertEquals("content", cluster.getStorageNodes().getChildren().get("0").getServicePropertyString("clustertype"));
assertEquals("storage", cluster.getStorageNodes().getChildren().get("0").getServicePropertyString("clustername"));
assertEquals("0", cluster.getStorageNodes().getChildren().get("0").getServicePropertyString("index"));
assertEquals("content", cluster.getDistributorNodes().getChildren().get("0").getServicePropertyString("clustertype"));
assertEquals("storage", cluster.getDistributorNodes().getChildren().get("0").getServicePropertyString("clustername"));
assertEquals("0", cluster.getDistributorNodes().getChildren().get("0").getServicePropertyString("index"));
StorDistributionConfig config = new StorDistributionConfig(builder);
assertEquals(1, config.group().size());
assertEquals("invalid", config.group(0).index());
assertEquals("invalid", config.group(0).name());
assertEquals(2, config.group(0).nodes().size());
assertEquals(0, config.group(0).nodes(0).index());
assertEquals(1, config.group(0).nodes(1).index());
//assertNotNull(cluster.getRootGroup().getNodes().get(0).getHost());
}
@Test
public void testNestedGroupsNoDistribution() {
try {
parse(
"<content version=\"1.0\" id=\"storage\">\n" +
" <group distribution-key=\"0\" name=\"base\">\n" +
" <group distribution-key=\"0\" name=\"sub1\">\n" +
" <node hostalias=\"mockhost\" distribution-key=\"0\"/>\n" +
" <node hostalias=\"mockhost\" distribution-key=\"1\"/>\n" +
" </group>\n" +
" <group distribution-key=\"1\" name=\"sub2\">\n" +
" <node hostalias=\"mockhost\" distribution-key=\"2\"/>\n" +
" <node hostalias=\"mockhost\" distribution-key=\"3\"/>\n" +
" </group>\n" +
" </group>\n" +
"</cluster>"
);
assertTrue(false);
} catch (Exception e) {
}
}
@Test
public void testNestedGroups() throws Exception {
StorDistributionConfig.Builder builder = new StorDistributionConfig.Builder();
parse(
"<content version=\"1.0\" id=\"storage\">\n" +
" <documents/>" +
" <group>\n" +
" <distribution partitions=\"1|*\"/>\n" +
" <group distribution-key=\"0\" name=\"sub1\">\n" +
" <node hostalias=\"mockhost\" distribution-key=\"0\"/>\n" +
" <node hostalias=\"mockhost\" distribution-key=\"1\"/>\n" +
" </group>\n" +
" <group distribution-key=\"1\" name=\"sub2\">\n" +
" <distribution partitions=\"1|*\"/>\n" +
" <group distribution-key=\"0\" name=\"sub3\">\n" +
" <node hostalias=\"mockhost\" distribution-key=\"2\"/>\n" +
" <node hostalias=\"mockhost\" distribution-key=\"3\"/>\n" +
" </group>\n" +
" <group distribution-key=\"1\" name=\"sub4\">\n" +
" <node hostalias=\"mockhost\" distribution-key=\"4\"/>\n" +
" <node hostalias=\"mockhost\" distribution-key=\"5\"/>\n" +
" </group>\n" +
" </group>\n" +
" </group>\n" +
"</content>"
).getConfig(builder);
StorDistributionConfig config = new StorDistributionConfig(builder);
assertEquals(5, config.group().size());
assertEquals("invalid", config.group(0).index());
assertEquals("0", config.group(1).index());
assertEquals("1", config.group(2).index());
assertEquals("1.0", config.group(3).index());
assertEquals("1.1", config.group(4).index());
assertEquals("invalid", config.group(0).name());
assertEquals("sub1", config.group(1).name());
assertEquals("sub2", config.group(2).name());
assertEquals("sub3", config.group(3).name());
assertEquals("sub4", config.group(4).name());
assertEquals(2, config.group(1).nodes().size());
assertEquals(0, config.group(1).nodes(0).index());
assertEquals(1, config.group(1).nodes(1).index());
assertEquals(0, config.group(2).nodes().size());
assertEquals(2, config.group(3).nodes().size());
assertEquals(2, config.group(3).nodes(0).index());
assertEquals(3, config.group(3).nodes(1).index());
assertEquals(2, config.group(4).nodes().size());
assertEquals(4, config.group(4).nodes(0).index());
assertEquals(5, config.group(4).nodes(1).index());
assertEquals("1|*", config.group(0).partitions());
}
@Test
public void testGroupCapacity() throws Exception {
StorDistributionConfig.Builder builder = new StorDistributionConfig.Builder();
parse(
"<content version=\"1.0\" id=\"storage\">\n" +
" <documents/>" +
" <group>\n" +
" <distribution partitions=\"1|*\"/>\n" +
" <group distribution-key=\"0\" name=\"sub1\">\n" +
" <node hostalias=\"mockhost\" capacity=\"0.5\" distribution-key=\"0\"/>\n" +
" <node hostalias=\"mockhost\" capacity=\"1.5\" distribution-key=\"1\"/>\n" +
" </group>\n" +
" <group distribution-key=\"1\" name=\"sub2\">\n" +
" <node hostalias=\"mockhost\" capacity=\"2.0\" distribution-key=\"2\"/>\n" +
" <node hostalias=\"mockhost\" capacity=\"1.5\" distribution-key=\"3\"/>\n" +
" </group>\n" +
" </group>\n" +
"</content>"
).getConfig(builder);
StorDistributionConfig config = new StorDistributionConfig(builder);
assertEquals(3, config.group().size());
assertEquals(5.5, config.group(0).capacity(), 0.001);
assertEquals(2, config.group(1).capacity(), 0.001);
assertEquals(3.5, config.group(2).capacity(), 0.001);
}
}
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