X-Git-Url: https://git.nmode.ca/signal-cli/blobdiff_plain/b0502f9f825b2fe7a76b45909b8f57abfc11c891..e74be0c345321888c1fbfa05616cb90cf3f07ffb:/src/main/java/org/asamk/signal/manager/ServiceConfig.java

diff --git a/src/main/java/org/asamk/signal/manager/ServiceConfig.java b/src/main/java/org/asamk/signal/manager/ServiceConfig.java
index 4ea41734..b6d4f4fd 100644
--- a/src/main/java/org/asamk/signal/manager/ServiceConfig.java
+++ b/src/main/java/org/asamk/signal/manager/ServiceConfig.java
@@ -1,6 +1,13 @@
 package org.asamk.signal.manager;
 
+import org.bouncycastle.util.encoders.Hex;
+import org.signal.zkgroup.ServerPublicParams;
+import org.whispersystems.libsignal.InvalidKeyException;
+import org.whispersystems.libsignal.ecc.Curve;
+import org.whispersystems.libsignal.ecc.ECPublicKey;
 import org.whispersystems.libsignal.util.guava.Optional;
+import org.whispersystems.signalservice.api.KeyBackupService;
+import org.whispersystems.signalservice.api.SignalServiceAccountManager;
 import org.whispersystems.signalservice.api.account.AccountAttributes;
 import org.whispersystems.signalservice.api.push.TrustStore;
 import org.whispersystems.signalservice.internal.configuration.SignalCdnUrl;
@@ -9,11 +16,13 @@ import org.whispersystems.signalservice.internal.configuration.SignalKeyBackupSe
 import org.whispersystems.signalservice.internal.configuration.SignalServiceConfiguration;
 import org.whispersystems.signalservice.internal.configuration.SignalServiceUrl;
 import org.whispersystems.signalservice.internal.configuration.SignalStorageUrl;
-import org.whispersystems.util.Base64;
 
 import java.io.IOException;
-import java.util.Collections;
-import java.util.HashMap;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+import java.security.cert.CertificateException;
+import java.util.Base64;
 import java.util.List;
 import java.util.Map;
 
@@ -22,58 +31,108 @@ import okhttp3.Interceptor;
 
 public class ServiceConfig {
 
-    final static String UNIDENTIFIED_SENDER_TRUST_ROOT = "BXu6QIKVz5MA8gstzfOgRQGqyLqOwNKHL6INkv3IHWMF";
+    final static byte[] UNIDENTIFIED_SENDER_TRUST_ROOT = Base64.getDecoder()
+            .decode("BXu6QIKVz5MA8gstzfOgRQGqyLqOwNKHL6INkv3IHWMF");
     final static int PREKEY_MINIMUM_COUNT = 20;
     final static int PREKEY_BATCH_SIZE = 100;
     final static int MAX_ATTACHMENT_SIZE = 150 * 1024 * 1024;
     final static int MAX_ENVELOPE_SIZE = 0;
     final static long AVATAR_DOWNLOAD_FAILSAFE_MAX_SIZE = 10 * 1024 * 1024;
 
+    final static String CDS_MRENCLAVE = "c98e00a4e3ff977a56afefe7362a27e4961e4f19e211febfbb19b897e6b80b15";
+
+    final static String KEY_BACKUP_ENCLAVE_NAME = "fe7c1bfae98f9b073d220366ea31163ee82f6d04bead774f71ca8e5c40847bfe";
+    final static byte[] KEY_BACKUP_SERVICE_ID = Hex.decode(
+            "fe7c1bfae98f9b073d220366ea31163ee82f6d04bead774f71ca8e5c40847bfe");
+    final static String KEY_BACKUP_MRENCLAVE = "a3baab19ef6ce6f34ab9ebb25ba722725ae44a8872dc0ff08ad6d83a9489de87";
+
     private final static String URL = "https://textsecure-service.whispersystems.org";
     private final static String CDN_URL = "https://cdn.signal.org";
     private final static String CDN2_URL = "https://cdn2.signal.org";
+    private final static String SIGNAL_CONTACT_DISCOVERY_URL = "https://api.directory.signal.org";
     private final static String SIGNAL_KEY_BACKUP_URL = "https://api.backup.signal.org";
     private final static String STORAGE_URL = "https://storage.signal.org";
     private final static TrustStore TRUST_STORE = new WhisperTrustStore();
+    private final static TrustStore IAS_TRUST_STORE = new IasTrustStore();
 
     private final static Optional<Dns> dns = Optional.absent();
 
-    private final static String zkGroupServerPublicParamsHex = "AMhf5ywVwITZMsff/eCyudZx9JDmkkkbV6PInzG4p8x3VqVJSFiMvnvlEKWuRob/1eaIetR31IYeAbm0NdOuHH8Qi+Rexi1wLlpzIo1gstHWBfZzy1+qHRV5A4TqPp15YzBPm0WSggW6PbSn+F4lf57VCnHF7p8SvzAA2ZZJPYJURt8X7bbg+H3i+PEjH9DXItNEqs2sNcug37xZQDLm7X0=";
+    private final static byte[] zkGroupServerPublicParams = Base64.getDecoder()
+            .decode("AMhf5ywVwITZMsff/eCyudZx9JDmkkkbV6PInzG4p8x3VqVJSFiMvnvlEKWuRob/1eaIetR31IYeAbm0NdOuHH8Qi+Rexi1wLlpzIo1gstHWBfZzy1+qHRV5A4TqPp15YzBPm0WSggW6PbSn+F4lf57VCnHF7p8SvzAA2ZZJPYJURt8X7bbg+H3i+PEjH9DXItNEqs2sNcug37xZQDLm7X0=");
 
-    static final AccountAttributes.Capabilities capabilities = new AccountAttributes.Capabilities(false, false, false, false);
-
-    public static SignalServiceConfiguration createDefaultServiceConfiguration(String userAgent) {
-        final Interceptor userAgentInterceptor = chain ->
-                chain.proceed(chain.request().newBuilder()
-                        .header("User-Agent", userAgent)
-                        .build());
+    static final AccountAttributes.Capabilities capabilities;
 
-        final List<Interceptor> interceptors = Collections.singletonList(userAgentInterceptor);
-
-        final byte[] zkGroupServerPublicParams;
+    static {
+        boolean zkGroupAvailable;
         try {
-            zkGroupServerPublicParams = Base64.decode(zkGroupServerPublicParamsHex);
-        } catch (IOException e) {
-            throw new AssertionError(e);
+            new ServerPublicParams(zkGroupServerPublicParams);
+            zkGroupAvailable = true;
+        } catch (Throwable ignored) {
+            zkGroupAvailable = false;
         }
+        capabilities = new AccountAttributes.Capabilities(false, zkGroupAvailable, false, zkGroupAvailable);
+    }
 
-        return new SignalServiceConfiguration(
-                new SignalServiceUrl[]{new SignalServiceUrl(URL, TRUST_STORE)},
-                makeSignalCdnUrlMapFor(new SignalCdnUrl[]{new SignalCdnUrl(CDN_URL, TRUST_STORE)}, new SignalCdnUrl[]{new SignalCdnUrl(CDN2_URL, TRUST_STORE)}),
-                new SignalContactDiscoveryUrl[0],
+    public static SignalServiceConfiguration createDefaultServiceConfiguration(String userAgent) {
+        final Interceptor userAgentInterceptor = chain -> chain.proceed(chain.request()
+                .newBuilder()
+                .header("User-Agent", userAgent)
+                .build());
+
+        final List<Interceptor> interceptors = List.of(userAgentInterceptor);
+
+        return new SignalServiceConfiguration(new SignalServiceUrl[]{new SignalServiceUrl(URL, TRUST_STORE)},
+                makeSignalCdnUrlMapFor(new SignalCdnUrl[]{new SignalCdnUrl(CDN_URL, TRUST_STORE)},
+                        new SignalCdnUrl[]{new SignalCdnUrl(CDN2_URL, TRUST_STORE)}),
+                new SignalContactDiscoveryUrl[]{new SignalContactDiscoveryUrl(SIGNAL_CONTACT_DISCOVERY_URL,
+                        TRUST_STORE)},
                 new SignalKeyBackupServiceUrl[]{new SignalKeyBackupServiceUrl(SIGNAL_KEY_BACKUP_URL, TRUST_STORE)},
                 new SignalStorageUrl[]{new SignalStorageUrl(STORAGE_URL, TRUST_STORE)},
                 interceptors,
                 dns,
-                zkGroupServerPublicParams
-        );
+                zkGroupServerPublicParams);
+    }
+
+    public static AccountAttributes.Capabilities getCapabilities() {
+        return capabilities;
+    }
+
+    static KeyStore getIasKeyStore() {
+        try {
+            TrustStore contactTrustStore = IAS_TRUST_STORE;
+
+            KeyStore keyStore = KeyStore.getInstance("BKS");
+            keyStore.load(contactTrustStore.getKeyStoreInputStream(),
+                    contactTrustStore.getKeyStorePassword().toCharArray());
+
+            return keyStore;
+        } catch (KeyStoreException | CertificateException | IOException | NoSuchAlgorithmException e) {
+            throw new AssertionError(e);
+        }
+    }
+
+    static KeyBackupService createKeyBackupService(SignalServiceAccountManager accountManager) {
+        KeyStore keyStore = ServiceConfig.getIasKeyStore();
+
+        return accountManager.getKeyBackupService(keyStore,
+                ServiceConfig.KEY_BACKUP_ENCLAVE_NAME,
+                ServiceConfig.KEY_BACKUP_SERVICE_ID,
+                ServiceConfig.KEY_BACKUP_MRENCLAVE,
+                10);
+    }
+
+    static ECPublicKey getUnidentifiedSenderTrustRoot() {
+        try {
+            return Curve.decodePoint(UNIDENTIFIED_SENDER_TRUST_ROOT, 0);
+        } catch (InvalidKeyException e) {
+            throw new AssertionError(e);
+        }
     }
 
-    private static Map<Integer, SignalCdnUrl[]> makeSignalCdnUrlMapFor(SignalCdnUrl[] cdn0Urls, SignalCdnUrl[] cdn2Urls) {
-        Map<Integer, SignalCdnUrl[]> result = new HashMap<>();
-        result.put(0, cdn0Urls);
-        result.put(2, cdn2Urls);
-        return Collections.unmodifiableMap(result);
+    private static Map<Integer, SignalCdnUrl[]> makeSignalCdnUrlMapFor(
+            SignalCdnUrl[] cdn0Urls, SignalCdnUrl[] cdn2Urls
+    ) {
+        return Map.of(0, cdn0Urls, 2, cdn2Urls);
     }
 
     private ServiceConfig() {