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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.config.server.zookeeper;
import com.yahoo.component.Version;
import com.yahoo.config.application.api.DeploymentSpec;
import com.yahoo.config.model.deploy.DeployState;
import com.yahoo.config.provision.AllocatedHosts;
import com.yahoo.config.provision.Flavor;
import com.yahoo.config.provision.HostSpec;
import com.yahoo.config.provision.NodeFlavors;
import com.yahoo.config.provisioning.FlavorsConfig;
import com.yahoo.io.IOUtils;
import com.yahoo.path.Path;
import com.yahoo.text.Utf8;
import com.yahoo.vespa.curator.mock.MockCurator;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import java.io.File;
import java.io.IOException;
import java.io.Reader;
import java.util.Collections;
import java.util.Optional;
import java.util.regex.Pattern;
import static com.yahoo.config.provision.serialization.AllocatedHostsSerializer.toJson;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
public class ZKApplicationPackageTest {
private static final String APP = "src/test/apps/zkapp";
private static final String TEST_FLAVOR_NAME = "test-flavor";
private static final Optional<Flavor> TEST_FLAVOR = new MockNodeFlavors().getFlavor(TEST_FLAVOR_NAME);
private static final AllocatedHosts ALLOCATED_HOSTS = AllocatedHosts.withHosts(
Collections.singleton(new HostSpec("foo.yahoo.com", Collections.emptyList(), TEST_FLAVOR, Optional.empty(),
Optional.of(com.yahoo.component.Version.fromString("6.0.1")))));
private ConfigCurator configCurator;
@Rule
public TemporaryFolder tmpDir = new TemporaryFolder();
@Before
public void setup() {
configCurator = ConfigCurator.create(new MockCurator());
}
@Test
public void testBasicZKFeed() throws IOException {
feed(configCurator, new File(APP));
ZKApplicationPackage zkApp = new ZKApplicationPackage(configCurator, Path.fromString("/0"), Optional.of(new MockNodeFlavors()));
assertTrue(Pattern.compile(".*<slobroks>.*",Pattern.MULTILINE+Pattern.DOTALL).matcher(IOUtils.readAll(zkApp.getServices())).matches());
assertTrue(Pattern.compile(".*<alias>.*",Pattern.MULTILINE+Pattern.DOTALL).matcher(IOUtils.readAll(zkApp.getHosts())).matches());
assertTrue(Pattern.compile(".*<slobroks>.*",Pattern.MULTILINE+Pattern.DOTALL).matcher(IOUtils.readAll(zkApp.getFile(Path.fromString("services.xml")).createReader())).matches());
DeployState deployState = new DeployState.Builder().applicationPackage(zkApp).build();
assertEquals(deployState.getSchemas().size(), 5);
assertEquals(zkApp.searchDefinitionContents().size(), 5);
assertEquals(IOUtils.readAll(zkApp.getRankingExpression("foo.expression")), "foo()+1\n");
assertEquals(zkApp.getFiles(Path.fromString(""), "xml").size(), 3);
assertEquals(zkApp.getFileReference(Path.fromString("components/file.txt")).getAbsolutePath(), "/home/vespa/test/file.txt");
try (Reader foo = zkApp.getFile(Path.fromString("files/foo.json")).createReader()) {
assertEquals(IOUtils.readAll(foo), "foo : foo\n");
}
try (Reader bar = zkApp.getFile(Path.fromString("files/sub/bar.json")).createReader()) {
assertEquals(IOUtils.readAll(bar), "bar : bar\n");
}
assertTrue(zkApp.getFile(Path.createRoot()).exists());
assertTrue(zkApp.getFile(Path.createRoot()).isDirectory());
Version goodVersion = new Version(3, 0, 0);
assertTrue(zkApp.getFileRegistries().containsKey(goodVersion));
assertFalse(zkApp.getFileRegistries().containsKey(new Version(0, 0, 0)));
assertThat(zkApp.getFileRegistries().get(goodVersion).fileSourceHost(), is("dummyfiles"));
AllocatedHosts readInfo = zkApp.getAllocatedHosts().get();
assertThat(Utf8.toString(toJson(readInfo)), is(Utf8.toString(toJson(ALLOCATED_HOSTS))));
assertThat(readInfo.getHosts().iterator().next().flavor(), is(TEST_FLAVOR));
assertEquals("6.0.1", readInfo.getHosts().iterator().next().version().get().toString());
assertTrue(zkApp.getDeployment().isPresent());
assertEquals("mydisc", DeploymentSpec.fromXml(zkApp.getDeployment().get()).requireInstance("default").globalServiceId().get());
}
private void feed(ConfigCurator zk, File dirToFeed) throws IOException {
assertTrue(dirToFeed.isDirectory());
zk.feedZooKeeper(dirToFeed, "/0" + ConfigCurator.USERAPP_ZK_SUBPATH, null, true);
String metaData = "{\"deploy\":{\"user\":\"foo\",\"from\":\"bar\",\"timestamp\":1},\"application\":{\"name\":\"foo\",\"checksum\":\"abc\",\"generation\":4,\"previousActiveGeneration\":3}}";
zk.putData("/0", ConfigCurator.META_ZK_PATH, metaData);
zk.putData("/0/" + ZKApplicationPackage.fileRegistryNode + "/3.0.0", "dummyfiles");
zk.putData("/0/" + ZKApplicationPackage.allocatedHostsNode, toJson(ALLOCATED_HOSTS));
}
private static class MockNodeFlavors extends NodeFlavors{
MockNodeFlavors() { super(flavorsConfig()); }
private static FlavorsConfig flavorsConfig() {
return new FlavorsConfig(new FlavorsConfig.Builder()
.flavor(new FlavorsConfig.Flavor.Builder().name(TEST_FLAVOR_NAME))
);
}
}
}
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