wallet_rpc_server: new relay_tx command

It takes a full tx+metadata hex string as input

src/wallet/wallet_rpc_server.cpp

@@ -949,6 +949,47 @@ namespace tools
     return true;
   }
   //------------------------------------------------------------------------------------------------------------------------------
+  bool wallet_rpc_server::on_relay_tx(const wallet_rpc::COMMAND_RPC_RELAY_TX::request& req, wallet_rpc::COMMAND_RPC_RELAY_TX::response& res, epee::json_rpc::error& er)
+  {
+    if (!m_wallet) return not_open(er);
+
+    cryptonote::blobdata blob;
+    if (!epee::string_tools::parse_hexstr_to_binbuff(req.hex, blob))
+    {
+      er.code = WALLET_RPC_ERROR_CODE_BAD_HEX;
+      er.message = "Failed to parse hex.";
+      return false;
+    }
+
+    std::stringstream ss;
+    ss << blob;
+    binary_archive<false> ba(ss);
+
+    tools::wallet2::pending_tx ptx;
+    bool r = ::serialization::serialize(ba, ptx);
+    if (!r)
+    {
+      er.code = WALLET_RPC_ERROR_CODE_BAD_TX_METADATA;
+      er.message = "Failed to parse tx metadata.";
+      return false;
+    }
+
+    try
+    {
+      m_wallet->commit_tx(ptx);
+    }
+    catch(const std::exception &e)
+    {
+      er.code = WALLET_RPC_ERROR_CODE_GENERIC_TRANSFER_ERROR;
+      er.message = "Failed to commit tx.";
+      return false;
+    }
+
+    res.tx_hash = epee::string_tools::pod_to_hex(cryptonote::get_transaction_hash(ptx.tx));
+
+    return true;
+  }
+  //------------------------------------------------------------------------------------------------------------------------------
   bool wallet_rpc_server::on_make_integrated_address(const wallet_rpc::COMMAND_RPC_MAKE_INTEGRATED_ADDRESS::request& req, wallet_rpc::COMMAND_RPC_MAKE_INTEGRATED_ADDRESS::response& res, epee::json_rpc::error& er)
   {
     if (!m_wallet) return not_open(er);

src/wallet/wallet_rpc_server.h

@@ -80,6 +80,7 @@ namespace tools
         MAP_JON_RPC_WE("sweep_dust",         on_sweep_dust,         wallet_rpc::COMMAND_RPC_SWEEP_DUST)
         MAP_JON_RPC_WE("sweep_all",          on_sweep_all,          wallet_rpc::COMMAND_RPC_SWEEP_ALL)
         MAP_JON_RPC_WE("sweep_single",       on_sweep_single,       wallet_rpc::COMMAND_RPC_SWEEP_SINGLE)
+        MAP_JON_RPC_WE("relay_tx",           on_relay_tx,           wallet_rpc::COMMAND_RPC_RELAY_TX)
         MAP_JON_RPC_WE("store",              on_store,              wallet_rpc::COMMAND_RPC_STORE)
         MAP_JON_RPC_WE("get_payments",       on_get_payments,       wallet_rpc::COMMAND_RPC_GET_PAYMENTS)
         MAP_JON_RPC_WE("get_bulk_payments",  on_get_bulk_payments,  wallet_rpc::COMMAND_RPC_GET_BULK_PAYMENTS)
@@ -132,6 +133,7 @@ namespace tools
       bool on_sweep_dust(const wallet_rpc::COMMAND_RPC_SWEEP_DUST::request& req, wallet_rpc::COMMAND_RPC_SWEEP_DUST::response& res, epee::json_rpc::error& er);
       bool on_sweep_all(const wallet_rpc::COMMAND_RPC_SWEEP_ALL::request& req, wallet_rpc::COMMAND_RPC_SWEEP_ALL::response& res, epee::json_rpc::error& er);
       bool on_sweep_single(const wallet_rpc::COMMAND_RPC_SWEEP_SINGLE::request& req, wallet_rpc::COMMAND_RPC_SWEEP_SINGLE::response& res, epee::json_rpc::error& er);
+      bool on_relay_tx(const wallet_rpc::COMMAND_RPC_RELAY_TX::request& req, wallet_rpc::COMMAND_RPC_RELAY_TX::response& res, epee::json_rpc::error& er);
       bool on_make_integrated_address(const wallet_rpc::COMMAND_RPC_MAKE_INTEGRATED_ADDRESS::request& req, wallet_rpc::COMMAND_RPC_MAKE_INTEGRATED_ADDRESS::response& res, epee::json_rpc::error& er);
       bool on_split_integrated_address(const wallet_rpc::COMMAND_RPC_SPLIT_INTEGRATED_ADDRESS::request& req, wallet_rpc::COMMAND_RPC_SPLIT_INTEGRATED_ADDRESS::response& res, epee::json_rpc::error& er);
       bool on_store(const wallet_rpc::COMMAND_RPC_STORE::request& req, wallet_rpc::COMMAND_RPC_STORE::response& res, epee::json_rpc::error& er);

src/wallet/wallet_rpc_server_commands_defs.h

@@ -539,6 +539,33 @@ namespace wallet_rpc
     };
   };
 
+  struct COMMAND_RPC_RELAY_TX
+  {
+    struct request
+    {
+      std::string hex;
+
+      BEGIN_KV_SERIALIZE_MAP()
+        KV_SERIALIZE(hex)
+      END_KV_SERIALIZE_MAP()
+    };
+
+    struct response
+    {
+      std::string tx_hash;
+      std::string tx_key;
+      uint64_t fee;
+      std::string tx_blob;
+
+      BEGIN_KV_SERIALIZE_MAP()
+        KV_SERIALIZE(tx_hash)
+        KV_SERIALIZE(tx_key)
+        KV_SERIALIZE(fee)
+        KV_SERIALIZE(tx_blob)
+      END_KV_SERIALIZE_MAP()
+    };
+  };
+
   struct COMMAND_RPC_STORE
   {
     struct request

src/wallet/wallet_rpc_server_error_codes.h

@@ -56,3 +56,5 @@
 #define WALLET_RPC_ERROR_CODE_NO_WALLET_DIR          -23
 #define WALLET_RPC_ERROR_CODE_NO_TXKEY               -24
 #define WALLET_RPC_ERROR_CODE_WRONG_KEY              -25
+#define WALLET_RPC_ERROR_CODE_BAD_HEX                -26
+#define WALLET_RPC_ERROR_CODE_BAD_TX_METADATA        -27