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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.hosted.node.admin.logging;
import com.google.common.collect.ImmutableList;
import com.yahoo.vespa.hosted.node.admin.ContainerNodeSpec;
import com.yahoo.vespa.hosted.node.admin.util.Environment;
import com.yahoo.vespa.hosted.provision.Node;
import org.junit.Test;
import java.util.List;
import java.util.Optional;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.core.IsNot.not;
import static org.junit.Assert.*;
/**
* @author mortent
*/
public class FilebeatConfigProviderTest {
private static final String tenant = "vespa";
private static final String application = "music";
private static final String instance = "default";
private static final String environment = "prod";
private static final String region = "us-north-1";
private static final List<String> logstashNodes = ImmutableList.of("logstash1", "logstash2");
@Test
public void it_replaces_all_fields_correctly() {
FilebeatConfigProvider filebeatConfigProvider = new FilebeatConfigProvider(getEnvironment());
Optional<String> config = filebeatConfigProvider.getConfig(getNodeSpec(tenant, application, instance));
assertTrue(config.isPresent());
String configString = config.get();
assertThat(configString, not(containsString("%%")));
}
@Test
public void it_does_not_generate_config_when_no_logstash_nodes() {
Environment env = new Environment.Builder()
.environment(environment)
.region(region)
.build();
FilebeatConfigProvider filebeatConfigProvider = new FilebeatConfigProvider(env);
Optional<String> config = filebeatConfigProvider.getConfig(getNodeSpec(tenant, application, instance));
assertFalse(config.isPresent());
}
@Test
public void it_does_not_generate_config_for_nodes_wihout_owner() {
FilebeatConfigProvider filebeatConfigProvider = new FilebeatConfigProvider(getEnvironment());
ContainerNodeSpec nodeSpec = new ContainerNodeSpec.Builder()
.nodeFlavor("flavor")
.nodeState(Node.State.active)
.nodeType("type")
.hostname("hostname")
.minCpuCores(1)
.minMainMemoryAvailableGb(1)
.minDiskAvailableGb(1)
.build();
Optional<String> config = filebeatConfigProvider.getConfig(nodeSpec);
assertFalse(config.isPresent());
}
@Test
public void it_generates_correct_index_source() {
assertThat(getConfigString(), containsString("index_source: \"hosted-instance_vespa_music_us-north-1_prod_default\""));
}
@Test
public void it_sets_logstash_nodes_properly() {
assertThat(getConfigString(), containsString("hosts: [\"logstash1\",\"logstash2\"]"));
}
@Test
public void it_does_not_add_double_quotes() {
Environment environment = new Environment.Builder()
.environment(FilebeatConfigProviderTest.environment)
.region(region)
.logstashNodes(ImmutableList.of("unquoted", "\"quoted\""))
.build();
FilebeatConfigProvider filebeatConfigProvider = new FilebeatConfigProvider(environment);
Optional<String> config = filebeatConfigProvider.getConfig(getNodeSpec(tenant, application, instance));
assertThat(config.get(), containsString("hosts: [\"unquoted\",\"quoted\"]"));
}
@Test
public void it_generates_correct_spool_size() {
// 2 nodes, 3 workers, 2048 buffer size -> 12288
assertThat(getConfigString(), containsString("spool_size: 12288"));
}
private String getConfigString() {
FilebeatConfigProvider filebeatConfigProvider = new FilebeatConfigProvider(getEnvironment());
ContainerNodeSpec nodeSpec = getNodeSpec(tenant, application, instance);
return filebeatConfigProvider.getConfig(nodeSpec).orElseThrow(() -> new RuntimeException("Failed to get filebeat config"));
}
private Environment getEnvironment() {
return new Environment.Builder()
.environment(environment)
.region(region)
.logstashNodes(logstashNodes)
.build();
}
private ContainerNodeSpec getNodeSpec(String tenant, String application, String instance) {
ContainerNodeSpec.Owner owner = new ContainerNodeSpec.Owner(tenant, application, instance);
return new ContainerNodeSpec.Builder()
.owner(owner)
.nodeFlavor("flavor")
.nodeState(Node.State.active)
.nodeType("type")
.hostname("hostname")
.minCpuCores(1)
.minMainMemoryAvailableGb(1)
.minDiskAvailableGb(1)
.build();
}
}
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