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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.jdisc;
import com.google.common.jimfs.Jimfs;
import com.yahoo.cloud.config.DataplaneProxyConfig;
import com.yahoo.jdisc.http.server.jetty.DataplaneProxyCredentials;
import com.yahoo.security.KeyUtils;
import com.yahoo.security.X509CertificateUtils;
import com.yahoo.security.X509CertificateWithKey;
import org.junit.jupiter.api.Test;
import org.mockito.Mockito;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.FileSystem;
import java.nio.file.Files;
import java.nio.file.Path;
import java.time.Duration;
import static com.yahoo.yolean.Exceptions.uncheck;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.mockito.ArgumentMatchers.any;
public class DataplaneProxyServiceTest {
private FileSystem fileSystem = Jimfs.newFileSystem();
DataplaneProxyService.ProxyCommands proxyCommands = Mockito.mock(DataplaneProxyService.ProxyCommands.class);
@Test
public void starts_and_reloads_if_no_errors() throws IOException {
DataplaneProxyService.ProxyCommands proxyCommands = Mockito.mock(DataplaneProxyService.ProxyCommands.class);
DataplaneProxyService service = dataplaneProxyService(proxyCommands);
assertEquals(DataplaneProxyService.NginxState.INITIALIZING, service.state());
service.reconfigure(proxyConfig(), credentials(fileSystem));
assertEquals(DataplaneProxyService.NginxState.STARTING, service.state());
// Simulate executor next tick
service.startOrReloadNginx();
assertEquals(DataplaneProxyService.NginxState.RUNNING, service.state());
// Trigger reload by recreating the proxy config (generates new server cert)
service.reconfigure(proxyConfig(), credentials(fileSystem));
assertEquals(DataplaneProxyService.NginxState.RELOAD_REQUIRED, service.state());
service.startOrReloadNginx();
assertEquals(DataplaneProxyService.NginxState.RUNNING, service.state());
}
@Test
public void retries_startup_errors() throws IOException {
DataplaneProxyService.ProxyCommands proxyCommands = Mockito.mock(DataplaneProxyService.ProxyCommands.class);
Mockito.doThrow(new RuntimeException("IO error")).doNothing().when(proxyCommands).start(any());
DataplaneProxyService service = dataplaneProxyService(proxyCommands);
assertEquals(DataplaneProxyService.NginxState.INITIALIZING, service.state());
service.reconfigure(proxyConfig(), credentials(fileSystem));
assertEquals(DataplaneProxyService.NginxState.STARTING, service.state());
// Start nginx,
service.startOrReloadNginx();
assertEquals(DataplaneProxyService.NginxState.STARTING, service.state());
service.startOrReloadNginx();
assertEquals(DataplaneProxyService.NginxState.RUNNING, service.state());
}
@Test
public void retries_reload_errors() throws IOException {
DataplaneProxyService.ProxyCommands proxyCommands = Mockito.mock(DataplaneProxyService.ProxyCommands.class);
Mockito.doThrow(new RuntimeException("IO error")).doNothing().when(proxyCommands).reload();
DataplaneProxyService service = dataplaneProxyService(proxyCommands);
// Make sure service in running state
service.reconfigure(proxyConfig(), credentials(fileSystem));
service.startOrReloadNginx();
assertEquals(DataplaneProxyService.NginxState.RUNNING, service.state());
// Trigger reload, verifies 2nd attempt succeeds
service.reconfigure(proxyConfig(), credentials(fileSystem));
assertEquals(DataplaneProxyService.NginxState.RELOAD_REQUIRED, service.state());
service.startOrReloadNginx();
assertEquals(DataplaneProxyService.NginxState.RELOAD_REQUIRED, service.state());
service.startOrReloadNginx();
assertEquals(DataplaneProxyService.NginxState.RUNNING, service.state());
}
private DataplaneProxyService dataplaneProxyService(DataplaneProxyService.ProxyCommands proxyCommands) throws IOException {
Path root = fileSystem.getPath("/opt/vespa");
Path nginxConf = root.resolve("conf/nginx/nginx.conf.template");
Files.createDirectories(nginxConf.getParent());
Files.write(nginxConf, "".getBytes(StandardCharsets.UTF_8));
DataplaneProxyService service = new DataplaneProxyService(root, proxyCommands, 100);
return service;
}
private DataplaneProxyConfig proxyConfig() {
X509CertificateWithKey selfSigned = X509CertificateUtils.createSelfSigned("cn=test", Duration.ofMinutes(10));
return new DataplaneProxyConfig.Builder()
.port(1234)
.serverCertificate(X509CertificateUtils.toPem(selfSigned.certificate()))
.serverKey(KeyUtils.toPem(selfSigned.privateKey()))
.build();
}
private DataplaneProxyCredentials credentials(FileSystem fileSystem) {
Path path = fileSystem.getPath("/tmp");
uncheck(() -> Files.createDirectories(path));
return new DataplaneProxyCredentials(path.resolve("cert.pem"), path.resolve("key.pem"));
}
}
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