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package com.yahoo.vespa.model.admin.metricsproxy;
import ai.vespa.metricsproxy.metric.dimensions.NodeDimensionsConfig;
import ai.vespa.metricsproxy.rpc.RpcConnectorConfig;
import ai.vespa.metricsproxy.service.VespaServicesConfig;
import com.yahoo.vespa.model.VespaModel;
import com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyContainer.NodeDimensionNames;
import com.yahoo.vespa.model.test.VespaModelTester;
import org.junit.Test;
import static com.yahoo.config.model.api.container.ContainerServiceType.METRICS_PROXY_CONTAINER;
import static com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyModelTester.CLUSTER_CONFIG_ID;
import static com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyModelTester.CONTAINER_CONFIG_ID;
import static com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyModelTester.getHostedModel;
import static com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyModelTester.getModel;
import static com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyModelTester.getNodeDimensionsConfig;
import static com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyModelTester.getRpcConnectorConfig;
import static com.yahoo.vespa.model.admin.metricsproxy.MetricsProxyModelTester.getVespaServicesConfig;
import static org.hamcrest.CoreMatchers.containsString;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.notNullValue;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
/**
* @author gjoranv
*/
public class MetricsProxyContainerTest {
@Test
public void one_metrics_proxy_container_is_added_to_every_node() {
var numberOfHosts = 4;
var tester = new VespaModelTester();
tester.addHosts(numberOfHosts);
VespaModel model = tester.createModel(servicesWithManyNodes(), true);
assertThat(model.getRoot().getHostSystem().getHosts().size(), is(numberOfHosts));
for (var host : model.getHostSystem().getHosts()) {
assertThat(host.getService(METRICS_PROXY_CONTAINER.serviceName), notNullValue());
long metricsProxies = host.getServices().stream()
.filter(s -> s.getClass().equals(MetricsProxyContainer.class))
.count();
assertThat(metricsProxies, is(1L));
}
}
@Test
public void metrics_proxy_requires_less_memory_than_other_containers() {
VespaModel model = getModel(servicesWithContent());
MetricsProxyContainer container = (MetricsProxyContainer)model.id2producer().get(CONTAINER_CONFIG_ID);
assertThat(container.getStartupCommand(), containsString("-Xms32m"));
assertThat(container.getStartupCommand(), containsString("-Xmx512m"));
}
@Test
public void http_server_is_running_on_expected_port() {
VespaModel model = getModel(servicesWithContent());
MetricsProxyContainer container = (MetricsProxyContainer)model.id2producer().get(CONTAINER_CONFIG_ID);
assertEquals(19092, container.getSearchPort());
assertEquals(19092, container.getHealthPort());
assertEquals("http", container.getPortSuffixes()[0]);
assertTrue(container.getPortsMeta().getTagsAt(0).contains("http"));
assertTrue(container.getPortsMeta().getTagsAt(0).contains("state"));
}
@Test
public void metrics_rpc_server_is_running_on_expected_port() {
VespaModel model = getModel(servicesWithContent());
MetricsProxyContainer container = (MetricsProxyContainer)model.id2producer().get(CONTAINER_CONFIG_ID);
int offset = container.metricsRpcPortOffset();
assertEquals(2, container.getPortsMeta().getTagsAt(offset).size());
assertTrue(container.getPortsMeta().getTagsAt(offset).contains("rpc"));
assertTrue(container.getPortsMeta().getTagsAt(offset).contains("metrics"));
assertEquals("rpc/metrics", container.getPortSuffixes()[offset]);
RpcConnectorConfig config = getRpcConnectorConfig(model);
assertEquals(19095, config.port());
}
@Test
public void admin_rpc_server_is_running() {
VespaModel model = getModel(servicesWithContent());
MetricsProxyContainer container = (MetricsProxyContainer)model.id2producer().get(CONTAINER_CONFIG_ID);
int offset = container.metricsRpcPortOffset() - 1;
assertEquals(2, container.getPortsMeta().getTagsAt(offset).size());
assertTrue(container.getPortsMeta().getTagsAt(offset).contains("rpc"));
assertTrue(container.getPortsMeta().getTagsAt(offset).contains("admin"));
assertEquals("rpc/admin", container.getPortSuffixes()[offset]);
}
@Test
public void hosted_application_propagates_node_dimensions() {
String services = servicesWithContent();
VespaModel hostedModel = getHostedModel(services);
assertEquals(1, hostedModel.getHosts().size());
String configId = CLUSTER_CONFIG_ID + "/" + hostedModel.getHosts().iterator().next().getHostname();
NodeDimensionsConfig config = getNodeDimensionsConfig(hostedModel, configId);
assertEquals("content", config.dimensions(NodeDimensionNames.CLUSTER_TYPE));
assertEquals("my-content", config.dimensions(NodeDimensionNames.CLUSTER_ID));
}
@Test
public void vespa_services_config_has_all_services() {
VespaServicesConfig vespaServicesConfig = getVespaServicesConfig(servicesWithContent());
assertEquals(6, vespaServicesConfig.service().size());
for (var service : vespaServicesConfig.service()) {
if (service.configId().equals("admin/cluster-controllers/0")) {
assertEquals("Wrong service name", "container-clustercontroller", service.name());
assertEquals(1, service.dimension().size());
assertEquals("clustername", service.dimension(0).key());
assertEquals("cluster-controllers", service.dimension(0).value());
}
}
}
@Test
public void vespa_services_config_has_service_dimensions() {
VespaServicesConfig vespaServicesConfig = getVespaServicesConfig(servicesWithContent());
for (var service : vespaServicesConfig.service()) {
if (service.configId().equals("admin/cluster-controllers/0")) {
assertEquals(1, service.dimension().size());
assertEquals("clustername", service.dimension(0).key());
assertEquals("cluster-controllers", service.dimension(0).value());
}
}
}
private static String servicesWithManyNodes() {
return String.join("\n",
"<services>",
" <container version='1.0' id='foo'>",
" <nodes count='2'/>",
" </container>",
" <content id='my-content' version='1.0'>",
" <documents />",
" <nodes count='2'/>",
" </content>",
"</services>");
}
private static String servicesWithContent() {
return String.join("\n",
"<services>",
" <admin version='4.0'>",
" <adminserver hostalias='node1'/>",
" </admin>",
" <content version='1.0' id='my-content'>",
" <documents />",
" <nodes count='1' />",
" </content>",
"</services>"
);
}
}
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