Add SNI support in Identity SDK

eng/versioning/external_dependencies.txt

@@ -152,7 +152,7 @@ com.microsoft.azure:azure-mgmt-resources;1.3.0
 com.microsoft.azure:azure-mgmt-search;1.24.1
 com.microsoft.azure:azure-mgmt-storage;1.3.0
 com.microsoft.azure:azure-storage;8.0.0
-com.microsoft.azure:msal4j;1.6.2
+com.microsoft.azure:msal4j;1.7.1
 com.microsoft.azure:msal4j-persistence-extension;1.0.0
 com.sun.activation:jakarta.activation;1.2.2
 io.opentelemetry:opentelemetry-api;0.6.0
@@ -212,7 +212,7 @@ io.dropwizard.metrics:metrics-core;4.1.12.1
 io.dropwizard.metrics:metrics-graphite;4.1.12.1
 io.dropwizard.metrics:metrics-jvm;4.1.12.1
 io.reactivex.rxjava2:rxjava;2.2.19
-net.java.dev.jna:jna-platform;5.4.0
+net.java.dev.jna:jna-platform;5.6.0
 net.jonathangiles.tools:dependencyChecker-maven-plugin;1.0.4
 net.jonathangiles.tools:whitelistgenerator-maven-plugin;1.0.2
 org.apache.commons:commons-collections4;4.2

sdk/eventhubs/microsoft-azure-eventhubs/pom.xml

@@ -81,7 +81,7 @@
     <dependency>
       <groupId>com.microsoft.azure</groupId>
       <artifactId>msal4j</artifactId>
-      <version>1.6.2</version> <!-- {x-version-update;com.microsoft.azure:msal4j;external_dependency} -->
+      <version>1.7.1</version> <!-- {x-version-update;com.microsoft.azure:msal4j;external_dependency} -->
       <scope>test</scope>
     </dependency>
     <dependency>

sdk/identity/azure-identity/pom.xml

@@ -38,7 +38,7 @@
     <dependency>
       <groupId>com.microsoft.azure</groupId>
       <artifactId>msal4j</artifactId>
-      <version>1.6.2</version> <!-- {x-version-update;com.microsoft.azure:msal4j;external_dependency} -->
+      <version>1.7.1</version> <!-- {x-version-update;com.microsoft.azure:msal4j;external_dependency} -->
     </dependency>
     <dependency>
       <groupId>com.microsoft.azure</groupId>
@@ -78,7 +78,7 @@
     <dependency>
       <groupId>net.java.dev.jna</groupId>
       <artifactId>jna-platform</artifactId>
-      <version>5.4.0</version> <!-- {x-version-update;net.java.dev.jna:jna-platform;external_dependency} -->
+      <version>5.6.0</version> <!-- {x-version-update;net.java.dev.jna:jna-platform;external_dependency} -->
     </dependency>
     <dependency>
       <groupId>io.projectreactor</groupId>
@@ -111,10 +111,10 @@
           <rules>
             <bannedDependencies>
               <includes>
-                <include>com.microsoft.azure:msal4j:[1.6.2]</include> <!-- {x-include-update;com.microsoft.azure:msal4j;external_dependency} -->
+                <include>com.microsoft.azure:msal4j:[1.7.1]</include> <!-- {x-include-update;com.microsoft.azure:msal4j;external_dependency} -->
                 <include>com.microsoft.azure:msal4j-persistence-extension:[1.0.0]</include> <!-- {x-include-update;com.microsoft.azure:msal4j-persistence-extension;external_dependency} -->
                 <include>com.nimbusds:oauth2-oidc-sdk:[7.1.1]</include> <!-- {x-include-update;com.nimbusds:oauth2-oidc-sdk;external_dependency} -->
-                <include>net.java.dev.jna:jna-platform:[5.4.0]</include> <!-- {x-include-update;net.java.dev.jna:jna-platform;external_dependency} -->
+                <include>net.java.dev.jna:jna-platform:[5.6.0]</include> <!-- {x-include-update;net.java.dev.jna:jna-platform;external_dependency} -->
                 <include>org.linguafranca.pwdb:KeePassJava2:[2.1.4]</include> <!-- {x-include-update;org.linguafranca.pwdb:KeePassJava2;external_dependency} -->
               </includes>
             </bannedDependencies>

sdk/identity/azure-identity/src/main/java/com/azure/identity/ClientCertificateCredentialBuilder.java

@@ -65,6 +65,18 @@ public ClientCertificateCredentialBuilder enablePersistentCache() {
         return this;
     }
 
+    /**
+     * Specifies if the x5c claim (public key of the certificate) should be sent as part of the authentication request
+     * and enable subject name / issuer based authentication. The default value is false.
+     *
+     * @param includeX5c the flag to indicate if x5c should be sent as part of authentication request.
+     * @return An updated instance of this builder.
+     */
+    public ClientCertificateCredentialBuilder includeX5c(boolean includeX5c) {
+        this.identityClientOptions.setIncludeX5c(includeX5c);
+        return this;
+    }
+
     /**
      * Creates a new {@link ClientCertificateCredential} with the current configurations.
      *

sdk/identity/azure-identity/src/main/java/com/azure/identity/DeviceCodeCredential.java

@@ -122,8 +122,9 @@ public Mono<AuthenticationRecord> authenticate() {
     private AccessToken updateCache(MsalToken msalToken) {
         cachedToken.set(
                 new MsalAuthenticationAccount(
-                        new AuthenticationRecord(msalToken.getAuthenticationResult(),
-                                identityClient.getTenantId(), identityClient.getClientId())));
+                    new AuthenticationRecord(msalToken.getAuthenticationResult(),
+                                identityClient.getTenantId(), identityClient.getClientId()),
+                    msalToken.getAccount().getTenantProfiles()));
         return msalToken;
     }
 }

sdk/identity/azure-identity/src/main/java/com/azure/identity/InteractiveBrowserCredential.java

@@ -121,8 +121,9 @@ public Mono<AuthenticationRecord> authenticate() {
     private AccessToken updateCache(MsalToken msalToken) {
         cachedToken.set(
                 new MsalAuthenticationAccount(
-                        new AuthenticationRecord(msalToken.getAuthenticationResult(),
-                                identityClient.getTenantId(), identityClient.getClientId())));
+                    new AuthenticationRecord(msalToken.getAuthenticationResult(),
+                                identityClient.getTenantId(), identityClient.getClientId()),
+                    msalToken.getAccount().getTenantProfiles()));
         return msalToken;
     }
 }

sdk/identity/azure-identity/src/main/java/com/azure/identity/UsernamePasswordCredential.java

@@ -103,8 +103,9 @@ public Mono<AuthenticationRecord> authenticate() {
     private AccessToken updateCache(MsalToken msalToken) {
         cachedToken.set(
                 new MsalAuthenticationAccount(
-                        new AuthenticationRecord(msalToken.getAuthenticationResult(),
-                                identityClient.getTenantId(), identityClient.getClientId())));
+                    new AuthenticationRecord(msalToken.getAuthenticationResult(),
+                                identityClient.getTenantId(), identityClient.getClientId()),
+                    msalToken.getAccount().getTenantProfiles()));
         return msalToken;
     }
 }

sdk/identity/azure-identity/src/main/java/com/azure/identity/implementation/IdentityClient.java

@@ -62,6 +62,8 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.security.GeneralSecurityException;
+import java.security.PrivateKey;
+import java.security.cert.X509Certificate;
 import java.time.Duration;
 import java.time.LocalDateTime;
 import java.time.OffsetDateTime;
@@ -175,9 +177,15 @@ private ConfidentialClientApplication getConfidentialClientApplication() {
                 if (certificatePassword == null) {
                     byte[] pemCertificateBytes = Files.readAllBytes(Paths.get(certificatePath));
 
-                    credential = ClientCredentialFactory.createFromCertificate(
-                        CertificateUtil.privateKeyFromPem(pemCertificateBytes),
-                        CertificateUtil.publicKeyFromPem(pemCertificateBytes));
+                    List<X509Certificate> x509CertificateList =  CertificateUtil.publicKeyFromPem(pemCertificateBytes);
+                    PrivateKey privateKey = CertificateUtil.privateKeyFromPem(pemCertificateBytes);
+                    if (x509CertificateList.size() == 1) {
+                        credential = ClientCredentialFactory.createFromCertificate(
+                            privateKey, x509CertificateList.get(0));
+                    } else {
+                        credential = ClientCredentialFactory.createFromCertificateChain(
+                            privateKey, x509CertificateList);
+                    }
                 } else {
                     credential = ClientCredentialFactory.createFromCertificate(
                         new FileInputStream(certificatePath), certificatePassword);
@@ -190,6 +198,7 @@ private ConfidentialClientApplication getConfidentialClientApplication() {
             throw logger.logExceptionAsError(
                 new IllegalArgumentException("Must provide client secret or client certificate path"));
         }
+
         ConfidentialClientApplication.Builder applicationBuilder =
             ConfidentialClientApplication.builder(clientId, credential);
         try {
@@ -198,6 +207,8 @@ private ConfidentialClientApplication getConfidentialClientApplication() {
             throw logger.logExceptionAsWarning(new IllegalStateException(e));
         }
 
+        applicationBuilder.sendX5c(options.isIncludeX5c());
+
         initializeHttpPipelineAdapter();
         if (httpPipelineAdapter != null) {
             applicationBuilder.httpClient(httpPipelineAdapter);

sdk/identity/azure-identity/src/main/java/com/azure/identity/implementation/IdentityClientOptions.java

@@ -32,6 +32,7 @@ public final class IdentityClientOptions {
     private boolean allowUnencryptedCache;
     private boolean sharedTokenCacheEnabled;
     private String keePassDatabasePath;
+    private boolean includeX5c;
     private AuthenticationRecord authenticationRecord;
 
     /**
@@ -242,6 +243,28 @@ public IdentityClientOptions setAuthenticationRecord(AuthenticationRecord authen
         return this;
     }
 
+
+    /**
+     * Get the status whether x5c claim (public key of the certificate) should be included as part of the authentication
+     * request or not.
+     * @return the status of x5c claim inclusion.
+     */
+    public boolean isIncludeX5c() {
+        return includeX5c;
+    }
+
+    /**
+     * Specifies if the x5c claim (public key of the certificate) should be sent as part of the authentication request.
+     * The default value is false.
+     *
+     * @param includeX5c true if the x5c should be sent. Otherwise false
+     * @return The updated identity client options.
+     */
+    public IdentityClientOptions setIncludeX5c(boolean includeX5c) {
+        this.includeX5c = includeX5c;
+        return this;
+    }
+
     /**
      * Get the configured {@link AuthenticationRecord}.
      *

sdk/identity/azure-identity/src/main/java/com/azure/identity/implementation/MsalAuthenticationAccount.java

@@ -5,14 +5,24 @@
 
 import com.azure.identity.AuthenticationRecord;
 import com.microsoft.aad.msal4j.IAccount;
+import com.microsoft.aad.msal4j.ITenantProfile;
+
+import java.util.Map;
 
 public class MsalAuthenticationAccount implements IAccount {
     private AuthenticationRecord authenticationRecord;
+    private Map<String, ITenantProfile> tenantProfiles;
 
     public MsalAuthenticationAccount(AuthenticationRecord authenticationRecord) {
         this.authenticationRecord = authenticationRecord;
     }
 
+    public MsalAuthenticationAccount(AuthenticationRecord authenticationRecord,
+                                     Map<String, ITenantProfile> tenantProfiles) {
+        this.authenticationRecord = authenticationRecord;
+        this.tenantProfiles = tenantProfiles;
+    }
+
     @Override
     public String homeAccountId() {
         return authenticationRecord.getHomeAccountId();
@@ -28,6 +38,11 @@ public String username() {
         return authenticationRecord.getUsername();
     }
 
+    @Override
+    public Map<String, ITenantProfile> getTenantProfiles() {
+        return tenantProfiles;
+    }
+
     public AuthenticationRecord getAuthenticationRecord() {
         return authenticationRecord;
     }

sdk/identity/azure-identity/src/main/java/com/azure/identity/implementation/util/CertificateUtil.java

@@ -17,6 +17,8 @@
 import java.security.cert.X509Certificate;
 import java.security.spec.InvalidKeySpecException;
 import java.security.spec.PKCS8EncodedKeySpec;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -54,24 +56,31 @@ public static PrivateKey privateKeyFromPem(byte[] pem) {
     }
 
     /**
-     * Extracts the X509Certificate certificate from a PEM certificate.
+     * Extracts the X509Certificate certificate/certificate-chain from a PEM certificate.
      * @param pem the contents of a PEM certificate.
-     * @return the X509Certificate certificate
+     * @return the {@link List} of X509Certificate certificate
      */
-    public static X509Certificate publicKeyFromPem(byte[] pem) {
-        Pattern pattern = Pattern.compile("(?s)-----BEGIN CERTIFICATE-----.*-----END CERTIFICATE-----");
+    public static List<X509Certificate> publicKeyFromPem(byte[] pem) {
+        Pattern pattern = Pattern.compile("(?s)-----BEGIN CERTIFICATE-----.*?-----END CERTIFICATE-----");
         Matcher matcher = pattern.matcher(new String(pem, StandardCharsets.UTF_8));
-        if (!matcher.find()) {
+
+        List<X509Certificate> x509CertificateList = new ArrayList<>();
+        while (matcher.find()) {
+            try {
+                CertificateFactory factory = CertificateFactory.getInstance("X.509");
+                InputStream stream = new ByteArrayInputStream(matcher.group().getBytes(StandardCharsets.UTF_8));
+                x509CertificateList.add((X509Certificate) factory.generateCertificate(stream));
+            } catch (CertificateException e) {
+                throw LOGGER.logExceptionAsError(new IllegalStateException(e));
+            }
+        }
+
+        if (x509CertificateList.size() == 0) {
             throw LOGGER.logExceptionAsError(new IllegalArgumentException(
                 "PEM certificate provided does not contain -----BEGIN CERTIFICATE-----END CERTIFICATE----- block"));
         }
-        try {
-            CertificateFactory factory = CertificateFactory.getInstance("X.509");
-            InputStream stream = new ByteArrayInputStream(matcher.group().getBytes(StandardCharsets.UTF_8));
-            return (X509Certificate) factory.generateCertificate(stream);
-        } catch (CertificateException e) {
-            throw LOGGER.logExceptionAsError(new IllegalStateException(e));
-        }
+
+        return x509CertificateList;
     }
 
     private CertificateUtil() { }

sdk/identity/azure-identity/src/test/java/com/azure/identity/implementation/CertificateUtilTests.java

@@ -16,6 +16,7 @@
 import java.security.cert.X509Certificate;
 import java.sql.Date;
 import java.time.LocalDate;
+import java.util.List;
 
 @RunWith(PowerMockRunner.class)
 public class CertificateUtilTests {
@@ -24,10 +25,20 @@ public class CertificateUtilTests {
     public void testPublicKey() throws Exception {
         String pemPath = getPath("certificate.pem");
         byte[] pemCertificateBytes = Files.readAllBytes(Paths.get(pemPath));
-        X509Certificate x509Certificate = CertificateUtil.publicKeyFromPem(pemCertificateBytes);
-        x509Certificate.checkValidity(Date.valueOf(LocalDate.of(2025, 12, 25)));
+        List<X509Certificate> x509CertificateList = CertificateUtil.publicKeyFromPem(pemCertificateBytes);
+        x509CertificateList.get(0).checkValidity(Date.valueOf(LocalDate.of(2025, 12, 25)));
     }
 
+    @Test(expected = CertificateExpiredException.class)
+    public void testPublicKeyChain() throws Exception {
+        String pemPath = getPath("cert-chain.pem");
+        byte[] pemCertificateBytes = Files.readAllBytes(Paths.get(pemPath));
+        List<X509Certificate> x509CertificateList = CertificateUtil.publicKeyFromPem(pemCertificateBytes);
+        Assert.assertEquals(2, x509CertificateList.size());
+        x509CertificateList.get(0).checkValidity(Date.valueOf(LocalDate.of(4025, 12, 25)));
+    }
+
+
     @Test
     public void testPrivateKey() throws Exception {
         String pemPath = getPath("key.pem");

sdk/identity/azure-identity/src/test/java/com/azure/identity/util/TestUtils.java

@@ -7,11 +7,13 @@
 import com.azure.identity.implementation.MsalToken;
 import com.microsoft.aad.msal4j.IAccount;
 import com.microsoft.aad.msal4j.IAuthenticationResult;
+import com.microsoft.aad.msal4j.ITenantProfile;
 import reactor.core.publisher.Mono;
 
 import java.time.Duration;
 import java.time.OffsetDateTime;
 import java.util.Date;
+import java.util.Map;
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 
@@ -54,6 +56,11 @@ public String environment() {
                     public String username() {
                         return "testuser";
                     }
+
+                    @Override
+                    public Map<String, ITenantProfile> getTenantProfiles() {
+                        return null;
+                    }
                 };
             }