add config option to specify wallet rpc bind port

Makefile

@@ -62,7 +62,8 @@ alice-desktop:
 		--nodePort=5555 \
 		--appName=haveno-XMR_STAGENET_Alice \
 		--apiPassword=apitest \
-		--apiPort=9999
+		--apiPort=9999 \
+		--walletRpcBindPort=38091
 
 alice-daemon:
 	./haveno-daemon \
@@ -72,7 +73,8 @@ alice-daemon:
 		--nodePort=5555 \
 		--appName=haveno-XMR_STAGENET_Alice \
 		--apiPassword=apitest \
-		--apiPort=9999
+		--apiPort=9999 \
+		--walletRpcBindPort=38091
 
 bob-desktop:
 	./haveno-desktop \
@@ -82,7 +84,8 @@ bob-desktop:
 		--nodePort=6666 \
 		--appName=haveno-XMR_STAGENET_Bob \
 		--apiPassword=apitest \
-		--apiPort=10000
+		--apiPort=10000 \
+		--walletRpcBindPort=38092
 
 bob-daemon:
 	./haveno-daemon \
@@ -92,7 +95,8 @@ bob-daemon:
 		--nodePort=6666 \
 		--appName=haveno-XMR_STAGENET_Bob \
 		--apiPassword=apitest \
-		--apiPort=10000
+		--apiPort=10000 \
+		--walletRpcBindPort=38092
 
 monero-shared:
 	./.localnet/monerod \

common/src/main/java/bisq/common/config/Config.java

@@ -73,6 +73,7 @@ public class Config {
     public static final String STORAGE_DIR = "storageDir";
     public static final String KEY_STORAGE_DIR = "keyStorageDir";
     public static final String WALLET_DIR = "walletDir";
+    public static final String WALLET_RPC_BIND_PORT = "walletRpcBindPort";
     public static final String USE_DEV_PRIVILEGE_KEYS = "useDevPrivilegeKeys";
     public static final String DUMP_STATISTICS = "dumpStatistics";
     public static final String IGNORE_DEV_MSG = "ignoreDevMsg";
@@ -140,6 +141,7 @@ public class Config {
     public final String appName;
     public final File userDataDir;
     public final File appDataDir;
+    public final int walletRpcBindPort;
     public final int nodePort;
     public final int maxMemory;
     public final String logLevel;
@@ -272,6 +274,12 @@ public class Config {
                         .ofType(Integer.class)
                         .defaultsTo(9999);
 
+        ArgumentAcceptingOptionSpec<Integer> walletRpcBindPortOpt =
+                parser.accepts(WALLET_RPC_BIND_PORT, "Port to bind the wallet RPC on")
+                        .withRequiredArg()
+                        .ofType(int.class)
+                        .defaultsTo(UNSPECIFIED_PORT);
+
         ArgumentAcceptingOptionSpec<Integer> maxMemoryOpt =
                 parser.accepts(MAX_MEMORY, "Max. permitted memory (used only by headless versions)")
                         .withRequiredArg()
@@ -628,6 +636,7 @@ public class Config {
             this.helpRequested = options.has(helpOpt);
             this.configFile = configFile;
             this.nodePort = options.valueOf(nodePortOpt);
+            this.walletRpcBindPort = options.valueOf(walletRpcBindPortOpt);
             this.maxMemory = options.valueOf(maxMemoryOpt);
             this.logLevel = options.valueOf(logLevelOpt);
             this.bannedBtcNodes = options.valuesOf(bannedBtcNodesOpt);

core/src/main/java/bisq/core/btc/BitcoinModule.java

@@ -44,6 +44,7 @@ import java.util.List;
 
 import static bisq.common.config.Config.PROVIDERS;
 import static bisq.common.config.Config.WALLET_DIR;
+import static bisq.common.config.Config.WALLET_RPC_BIND_PORT;
 import static com.google.inject.name.Names.named;
 
 public class BitcoinModule extends AppModule {
@@ -71,6 +72,7 @@ public class BitcoinModule extends AppModule {
         }
 
         bind(File.class).annotatedWith(named(WALLET_DIR)).toInstance(config.walletDir);
+        bind(int.class).annotatedWith(named(WALLET_RPC_BIND_PORT)).toInstance(config.walletRpcBindPort);
 
         bindConstant().annotatedWith(named(Config.BTC_NODES)).to(config.btcNodes);
         bindConstant().annotatedWith(named(Config.USER_AGENT)).to(config.userAgent);

core/src/main/java/bisq/core/btc/setup/MoneroWalletRpcManager.java

@@ -9,7 +9,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-
+import lombok.extern.slf4j.Slf4j;
 
 import monero.common.MoneroError;
 import monero.wallet.MoneroWalletRpc;
@@ -17,11 +17,13 @@ import monero.wallet.MoneroWalletRpc;
 /**
  * Manages monero-wallet-rpc processes bound to ports.
  */
+@Slf4j
 public class MoneroWalletRpcManager {
 
-  private static int NUM_ALLOWED_ATTEMPTS = 1; // allow this many attempts to bind to an assigned port
+  private static final String RPC_BIND_PORT_ARGUMENT = "--rpc-bind-port";
+  private static int NUM_ALLOWED_ATTEMPTS = 2; // allow this many attempts to bind to an assigned port
   private Integer startPort;
-  private Map<Integer, MoneroWalletRpc> registeredPorts = new HashMap<Integer, MoneroWalletRpc>();
+  private final Map<Integer, MoneroWalletRpc> registeredPorts = new HashMap<>();
 
   /**
    * Manage monero-wallet-rpc instances by auto-assigning ports.
@@ -48,8 +50,9 @@ public class MoneroWalletRpcManager {
     try {
 
       // register given port
-      if (cmd.indexOf("--rpc-bind-port") >= 0) {
+      if (cmd.contains(RPC_BIND_PORT_ARGUMENT)) {
-        int port = Integer.valueOf(cmd.indexOf("--rpc-bind-port") + 1);
+        int portArgumentPosition = cmd.indexOf(RPC_BIND_PORT_ARGUMENT) + 1;
+        int port = Integer.parseInt(cmd.get(portArgumentPosition));
         MoneroWalletRpc walletRpc = new MoneroWalletRpc(cmd); // starts monero-wallet-rpc process
         registeredPorts.put(port, walletRpc);
         return walletRpc;
@@ -59,19 +62,19 @@ public class MoneroWalletRpcManager {
       else {
         int numAttempts = 0;
         while (numAttempts < NUM_ALLOWED_ATTEMPTS) {
+          int port = -1;
           try {
             numAttempts++;
-            int port = registerPort();
+            port = registerPort();
-            List<String> cmdCopy = new ArrayList<String>(cmd); // preserve original cmd
+            List<String> cmdCopy = new ArrayList<>(cmd); // preserve original cmd
-            cmdCopy.add("--rpc-bind-port");
+            cmdCopy.add(RPC_BIND_PORT_ARGUMENT);
             cmdCopy.add("" + port);
-            System.out.println(cmdCopy);
             MoneroWalletRpc walletRpc = new MoneroWalletRpc(cmdCopy); // start monero-wallet-rpc process
             registeredPorts.put(port, walletRpc);
             return walletRpc;
           } catch (Exception e) {
             if (numAttempts >= NUM_ALLOWED_ATTEMPTS) {
-              System.err.println("Unable to start monero-wallet-rpc instance after " + NUM_ALLOWED_ATTEMPTS + " attempts");
+              log.error("Unable to start monero-wallet-rpc instance after {} attempts", NUM_ALLOWED_ATTEMPTS);
               throw e;
             }
           }

core/src/main/java/bisq/core/btc/setup/WalletConfig.java

@@ -71,7 +71,9 @@ import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.List;
 import java.util.concurrent.TimeUnit;
 
 import org.slf4j.Logger;
@@ -144,6 +146,7 @@ public class WalletConfig extends AbstractIdleService {
     protected volatile Wallet vBtcWallet;
     protected volatile PeerGroup vPeerGroup;
 
+    protected final int rpcBindPort;
     protected final File directory;
     protected volatile File vXmrWalletFile;
     protected volatile File vBtcWalletFile;
@@ -172,17 +175,21 @@ public class WalletConfig extends AbstractIdleService {
     /**
      * Creates a new WalletConfig, with a newly created {@link Context}. Files will be stored in the given directory.
      */
-    public WalletConfig(NetworkParameters params, File directory, String filePrefix) {
+    public WalletConfig(NetworkParameters params,
-        this(new Context(params), directory, filePrefix);
+                        File directory,
+                        int rpcBindPort,
+                        String filePrefix) {
+        this(new Context(params), directory, rpcBindPort, filePrefix);
     }
 
     /**
      * Creates a new WalletConfig, with the given {@link Context}. Files will be stored in the given directory.
      */
-    private WalletConfig(Context context, File directory, String filePrefix) {
+    private WalletConfig(Context context, File directory, int rpcBindPort, String filePrefix) {
         this.context = context;
         this.params = checkNotNull(context.getParams());
         this.directory = checkDir(directory);
+        this.rpcBindPort = rpcBindPort;
         this.filePrefix = checkNotNull(filePrefix);
     }
 
@@ -285,10 +292,10 @@ public class WalletConfig extends AbstractIdleService {
         // Meant to be overridden by subclasses
     }
 
-    public MoneroWalletRpc createWallet(MoneroWalletConfig config) {
+    public MoneroWalletRpc createWallet(MoneroWalletConfig config, Integer port) {
 
       // start monero-wallet-rpc instance
-      MoneroWalletRpc walletRpc = startWalletRpcInstance();
+      MoneroWalletRpc walletRpc = startWalletRpcInstance(port);
 
       // create wallet
       try {
@@ -302,10 +309,10 @@ public class WalletConfig extends AbstractIdleService {
       }
     }
 
-    public MoneroWalletRpc openWallet(MoneroWalletConfig config) {
+    public MoneroWalletRpc openWallet(MoneroWalletConfig config, Integer port) {
 
       // start monero-wallet-rpc instance
-      MoneroWalletRpc walletRpc = startWalletRpcInstance();
+      MoneroWalletRpc walletRpc = startWalletRpcInstance(port);
 
       // open wallet
       try {
@@ -319,13 +326,13 @@ public class WalletConfig extends AbstractIdleService {
       }
     }
 
-    private MoneroWalletRpc startWalletRpcInstance() {
+    private MoneroWalletRpc startWalletRpcInstance(Integer port) {
 
       // check if monero-wallet-rpc exists
       if (!new File(MONERO_WALLET_RPC_PATH).exists()) throw new Error("monero-wallet-rpc executable doesn't exist at path " + MONERO_WALLET_RPC_PATH + "; copy monero-wallet-rpc to the project root or set WalletConfig.java MONERO_WALLET_RPC_PATH for your system");
 
       // start monero-wallet-rpc instance and return connected client
-      return WalletConfig.MONERO_WALLET_RPC_MANAGER.startInstance(Arrays.asList(
+      List<String> cmd = new ArrayList<>(Arrays.asList( // modifiable list
           MONERO_WALLET_RPC_PATH,
           "--" + MONERO_NETWORK_TYPE.toString().toLowerCase(),
           "--daemon-address", MONERO_DAEMON_URI,
@@ -333,6 +340,11 @@ public class WalletConfig extends AbstractIdleService {
           "--rpc-login", MONERO_WALLET_RPC_USERNAME + ":" + MONERO_WALLET_RPC_PASSWORD,
           "--wallet-dir", directory.toString()
       ));
+      if (port != null && port > 0) {
+          cmd.add("--rpc-bind-port");
+          cmd.add(Integer.toString(port));
+      }
+      return WalletConfig.MONERO_WALLET_RPC_MANAGER.startInstance(cmd);
     }
 
     public void closeWallet(MoneroWallet walletRpc) {
@@ -354,9 +366,9 @@ public class WalletConfig extends AbstractIdleService {
             String xmrPrefix = "_XMR";
             vXmrWalletFile = new File(directory, filePrefix + xmrPrefix);
             if (MoneroUtils.walletExists(vXmrWalletFile.getPath())) {
-              vXmrWallet = openWallet(new MoneroWalletConfig().setPath(filePrefix + xmrPrefix).setPassword("abctesting123"));
+              vXmrWallet = openWallet(new MoneroWalletConfig().setPath(filePrefix + xmrPrefix).setPassword("abctesting123"), rpcBindPort);
             } else {
-              vXmrWallet = createWallet(new MoneroWalletConfig().setPath(filePrefix + xmrPrefix).setPassword("abctesting123"));
+              vXmrWallet = createWallet(new MoneroWalletConfig().setPath(filePrefix + xmrPrefix).setPassword("abctesting123"), rpcBindPort);
             }
             System.out.println("Monero wallet path: " + vXmrWallet.getPath());
             System.out.println("Monero wallet address: " + vXmrWallet.getPrimaryAddress());
@@ -610,7 +622,6 @@ public class WalletConfig extends AbstractIdleService {
         return vBtcWallet;
     }
 
-    
     public MoneroDaemon getXmrDaemon() {
         checkState(state() == State.STARTING || state() == State.RUNNING, "Cannot call until startup is complete");
         return vXmrDaemon;

core/src/main/java/bisq/core/btc/setup/WalletsSetup.java

@@ -50,9 +50,6 @@ import org.bitcoinj.core.PeerAddress;
 import org.bitcoinj.core.PeerGroup;
 import org.bitcoinj.core.RejectMessage;
 import org.bitcoinj.core.listeners.DownloadProgressTracker;
-import org.bitcoinj.params.MainNetParams;
-import org.bitcoinj.params.RegTestParams;
-import org.bitcoinj.params.TestNet3Params;
 import org.bitcoinj.utils.Threading;
 import org.bitcoinj.wallet.DeterministicSeed;
 import org.bitcoinj.wallet.Wallet;
@@ -135,6 +132,7 @@ public class WalletsSetup {
     private final String userAgent;
     private final NetworkParameters params;
     private final File walletDir;
+    private final int walletRpcBindPort;
     private final int socks5DiscoverMode;
     private final IntegerProperty numPeers = new SimpleIntegerProperty(0);
     private final IntegerProperty chainHeight = new SimpleIntegerProperty(0);
@@ -161,6 +159,7 @@ public class WalletsSetup {
                         BtcNodes btcNodes,
                         @Named(Config.USER_AGENT) String userAgent,
                         @Named(Config.WALLET_DIR) File walletDir,
+                        @Named(Config.WALLET_RPC_BIND_PORT) int walletRpcBindPort,
                         @Named(Config.USE_ALL_PROVIDED_NODES) boolean useAllProvidedNodes,
                         @Named(Config.NUM_CONNECTIONS_FOR_BTC) int numConnectionsForBtc,
                         @Named(Config.SOCKS5_DISCOVER_MODE) String socks5DiscoverModeString) {
@@ -177,6 +176,7 @@ public class WalletsSetup {
         this.userAgent = userAgent;
         this.socks5DiscoverMode = evaluateMode(socks5DiscoverModeString);
         this.walletDir = walletDir;
+        this.walletRpcBindPort = walletRpcBindPort;
 
         xmrWalletFileName = "haveno_" + config.baseCurrencyNetwork.getCurrencyCode();
         params = Config.baseCurrencyNetworkParameters();
@@ -207,9 +207,7 @@ public class WalletsSetup {
         final Socks5Proxy socks5Proxy = preferences.getUseTorForBitcoinJ() ? socks5ProxyProvider.getSocks5Proxy() : null;
         log.info("Socks5Proxy for bitcoinj: socks5Proxy=" + socks5Proxy);
 
-        walletConfig = new WalletConfig(params,
+        walletConfig = new WalletConfig(params, walletDir, walletRpcBindPort, "haveno") {
-                walletDir,
-                "haveno") {
             @Override
             protected void onSetupCompleted() {
                 //We are here in the btcj thread Thread[ STARTING,5,main]

core/src/main/java/bisq/core/btc/wallet/XmrWalletService.java

@@ -92,7 +92,8 @@ public class XmrWalletService {
       MoneroWallet multisigWallet = null;
       multisigWallet = walletsSetup.getWalletConfig().createWallet(new MoneroWalletConfig()
               .setPath(path)
-              .setPassword("abctesting123"));
+              .setPassword("abctesting123"),
+              null); // auto-assign port
       multisigWallets.put(tradeId, multisigWallet);
       multisigWallet.startSyncing(5000l);
       return multisigWallet;
@@ -104,7 +105,8 @@ public class XmrWalletService {
       MoneroWallet multisigWallet = null;
       multisigWallet = walletsSetup.getWalletConfig().openWallet(new MoneroWalletConfig()
               .setPath(path)
-              .setPassword("abctesting123"));
+              .setPassword("abctesting123"),
+              null);
       multisigWallets.put(tradeId, multisigWallet);
       multisigWallet.startSyncing(5000l); // TODO (woodser): use sync period from config. apps stall if too many multisig wallets and too short sync period
       return multisigWallet;