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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.vespa.athenz.identityprovider.client;
import com.yahoo.container.core.identity.IdentityConfig;
import com.yahoo.container.jdisc.athenz.AthenzIdentityProviderException;
import com.yahoo.jdisc.Metric;
import com.yahoo.security.KeyAlgorithm;
import com.yahoo.security.KeyStoreBuilder;
import com.yahoo.security.KeyStoreType;
import com.yahoo.security.KeyStoreUtils;
import com.yahoo.security.KeyUtils;
import com.yahoo.security.Pkcs10Csr;
import com.yahoo.security.Pkcs10CsrBuilder;
import com.yahoo.security.SignatureAlgorithm;
import com.yahoo.security.X509CertificateBuilder;
import com.yahoo.test.ManualClock;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir;
import javax.security.auth.x500.X500Principal;
import java.io.File;
import java.io.IOException;
import java.math.BigInteger;
import java.nio.file.Path;
import java.security.KeyPair;
import java.security.cert.X509Certificate;
import java.time.Duration;
import java.time.Instant;
import java.time.temporal.ChronoUnit;
import java.util.Date;
import java.util.concurrent.ScheduledExecutorService;
import java.util.function.Supplier;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
/**
* @author mortent
* @author bjorncs
*/
public class LegacyAthenzIdentityProviderImplTest {
@TempDir
public File tempDir;
public static final Duration certificateValidity = Duration.ofDays(30);
private static final IdentityConfig IDENTITY_CONFIG =
new IdentityConfig(new IdentityConfig.Builder()
.service("tenantService")
.domain("tenantDomain")
.nodeIdentityName("vespa.tenant")
.configserverIdentityName("vespa.configserver")
.loadBalancerAddress("cfg")
.ztsUrl("https:localhost:4443/zts/v1")
.athenzDnsSuffix("dev-us-north-1.vespa.cloud"));
private final KeyPair caKeypair = KeyUtils.generateKeypair(KeyAlgorithm.EC);
private Path trustStoreFile;
private X509Certificate caCertificate;
@BeforeEach
public void createTrustStoreFile() throws IOException {
caCertificate = X509CertificateBuilder
.fromKeypair(
caKeypair,
new X500Principal("CN=mydummyca"),
Instant.EPOCH,
Instant.EPOCH.plus(10000, ChronoUnit.DAYS),
SignatureAlgorithm.SHA256_WITH_ECDSA,
BigInteger.ONE)
.build();
trustStoreFile = File.createTempFile("junit", null, tempDir).toPath();
KeyStoreUtils.writeKeyStoreToFile(
KeyStoreBuilder.withType(KeyStoreType.JKS)
.withKeyEntry("default", caKeypair.getPrivate(), caCertificate)
.build(),
trustStoreFile);
}
@Test
void component_creation_fails_when_credentials_not_found() {
assertThrows(AthenzIdentityProviderException.class, () -> {
AthenzCredentialsService credentialService = mock(AthenzCredentialsService.class);
when(credentialService.registerInstance())
.thenThrow(new RuntimeException("athenz unavailable"));
new LegacyAthenzIdentityProviderImpl(IDENTITY_CONFIG, mock(Metric.class), trustStoreFile, credentialService, mock(ScheduledExecutorService.class), new ManualClock(Instant.EPOCH));
});
}
@Test
void metrics_updated_on_refresh() {
ManualClock clock = new ManualClock(Instant.EPOCH);
Metric metric = mock(Metric.class);
AthenzCredentialsService athenzCredentialsService = mock(AthenzCredentialsService.class);
KeyPair keyPair = KeyUtils.generateKeypair(KeyAlgorithm.EC);
X509Certificate certificate = getCertificate(keyPair, getExpirationSupplier(clock));
when(athenzCredentialsService.registerInstance())
.thenReturn(new AthenzCredentials(certificate, keyPair, null));
when(athenzCredentialsService.updateCredentials(any(), any()))
.thenThrow(new RuntimeException("#1"))
.thenThrow(new RuntimeException("#2"))
.thenReturn(new AthenzCredentials(certificate, keyPair, null));
LegacyAthenzIdentityProviderImpl identityProvider =
new LegacyAthenzIdentityProviderImpl(IDENTITY_CONFIG, metric, trustStoreFile, athenzCredentialsService, mock(ScheduledExecutorService.class), clock);
identityProvider.reportMetrics();
verify(metric).set(eq(LegacyAthenzIdentityProviderImpl.CERTIFICATE_EXPIRY_METRIC_NAME), eq(certificateValidity.getSeconds()), any());
// Advance 1 day, refresh fails, cert is 1 day old
clock.advance(Duration.ofDays(1));
identityProvider.refreshCertificate();
identityProvider.reportMetrics();
verify(metric).set(eq(LegacyAthenzIdentityProviderImpl.CERTIFICATE_EXPIRY_METRIC_NAME), eq(certificateValidity.minus(Duration.ofDays(1)).getSeconds()), any());
// Advance 1 more day, refresh fails, cert is 2 days old
clock.advance(Duration.ofDays(1));
identityProvider.refreshCertificate();
identityProvider.reportMetrics();
verify(metric).set(eq(LegacyAthenzIdentityProviderImpl.CERTIFICATE_EXPIRY_METRIC_NAME), eq(certificateValidity.minus(Duration.ofDays(2)).getSeconds()), any());
// Advance 1 more day, refresh succeds, cert is new
clock.advance(Duration.ofDays(1));
identityProvider.refreshCertificate();
identityProvider.reportMetrics();
verify(metric).set(eq(LegacyAthenzIdentityProviderImpl.CERTIFICATE_EXPIRY_METRIC_NAME), eq(certificateValidity.getSeconds()), any());
}
private Supplier<Date> getExpirationSupplier(ManualClock clock) {
return () -> new Date(clock.instant().plus(certificateValidity).toEpochMilli());
}
private X509Certificate getCertificate(KeyPair keyPair, Supplier<Date> expiry) {
Pkcs10Csr csr = Pkcs10CsrBuilder.fromKeypair(new X500Principal("CN=dummy"), keyPair, SignatureAlgorithm.SHA256_WITH_ECDSA)
.build();
return X509CertificateBuilder
.fromCsr(csr,
caCertificate.getSubjectX500Principal(),
Instant.EPOCH,
expiry.get().toInstant(),
caKeypair.getPrivate(),
SignatureAlgorithm.SHA256_WITH_ECDSA,
BigInteger.ONE)
.build();
}
}
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