1 files changed, 160 insertions, 0 deletions
diff --git a/vespa-athenz/src/test/java/com/yahoo/vespa/athenz/identityprovider/client/LegacyAthenzIdentityProviderImplTest.java b/vespa-athenz/src/test/java/com/yahoo/vespa/athenz/identityprovider/client/LegacyAthenzIdentityProviderImplTest.java
new file mode 100644
index 00000000000..75dc42cd4a6
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+++ b/vespa-athenz/src/test/java/com/yahoo/vespa/athenz/identityprovider/client/LegacyAthenzIdentityProviderImplTest.java
@@ -0,0 +1,160 @@
+// 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();
+    }
+
+}