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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.config.provision;
import com.yahoo.component.Version;
import com.yahoo.config.provisioning.FlavorsConfig;
import org.junit.Test;
import java.io.IOException;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import static org.junit.Assert.assertEquals;
/**
* @author bratseth
*/
public class AllocatedHostsTest {
@Test
public void testAllocatedHostsSerialization() throws IOException {
NodeFlavors configuredFlavors = configuredFlavorsFrom("C/12/45/100", 12, 45, 100, Flavor.Type.BARE_METAL);
Set<HostSpec> hosts = new LinkedHashSet<>();
hosts.add(new HostSpec("empty",
Optional.empty()));
hosts.add(new HostSpec("with-aliases",
List.of("alias1", "alias2")));
hosts.add(new HostSpec("allocated",
Optional.of(ClusterMembership.from("container/test/0/0", com.yahoo.component.Version.fromString("6.73.1")))));
hosts.add(new HostSpec("flavor-from-resources",
Collections.emptyList(), new Flavor(new NodeResources(0.5, 3.1, 4))));
hosts.add(new HostSpec("configured-flavor",
Collections.emptyList(), configuredFlavors.getFlavorOrThrow("C/12/45/100")));
hosts.add(new HostSpec("with-version",
Collections.emptyList(), Optional.empty(), Optional.empty(), Optional.of(Version.fromString("3.4.5"))));
hosts.add(new HostSpec("with-ports",
Collections.emptyList(), Optional.empty(), Optional.empty(), Optional.empty(),
Optional.of(new NetworkPorts(List.of(new NetworkPorts.Allocation(1234, "service1", "configId1", "suffix1"),
new NetworkPorts.Allocation(4567, "service2", "configId2", "suffix2"))))));
assertAllocatedHosts(AllocatedHosts.withHosts(hosts), configuredFlavors);
}
private void assertAllocatedHosts(AllocatedHosts expectedHosts, NodeFlavors configuredFlavors) throws IOException {
AllocatedHosts deserializedHosts = AllocatedHosts.fromJson(expectedHosts.toJson(),
Optional.of(configuredFlavors));
assertEquals(expectedHosts, deserializedHosts);
for (HostSpec expectedHost : expectedHosts.getHosts()) {
HostSpec deserializedHost = requireHost(expectedHost.hostname(), deserializedHosts);
assertEquals(expectedHost.hostname(), deserializedHost.hostname());
assertEquals(expectedHost.membership(), deserializedHost.membership());
assertEquals(expectedHost.flavor(), deserializedHost.flavor());
assertEquals(expectedHost.version(), deserializedHost.version());
assertEquals(expectedHost.networkPorts(), deserializedHost.networkPorts());
assertEquals(expectedHost.aliases(), deserializedHost.aliases());
}
}
private HostSpec requireHost(String hostname, AllocatedHosts hosts) {
for (HostSpec host : hosts.getHosts())
if (host.hostname().equals(hostname))
return host;
throw new IllegalArgumentException("No host " + hostname + " is present");
}
public NodeFlavors configuredFlavorsFrom(String flavorName, double cpu, double mem, double disk, Flavor.Type type) {
FlavorsConfig.Builder b = new FlavorsConfig.Builder();
FlavorsConfig.Flavor.Builder flavor = new FlavorsConfig.Flavor.Builder();
flavor.name(flavorName);
flavor.minDiskAvailableGb(disk);
flavor.minCpuCores(cpu);
flavor.minMainMemoryAvailableGb(mem);
flavor.environment(type.name());
b.flavor(flavor);
return new NodeFlavors(b.build());
}
}
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