update get_info RPC and bump RPC version

src/rpc/core_rpc_server.cpp

@@ -194,6 +194,7 @@ namespace cryptonote
     res.mainnet = m_nettype == MAINNET;
     res.testnet = m_nettype == TESTNET;
     res.stagenet = m_nettype == STAGENET;
+    res.nettype = m_nettype == MAINNET ? "mainnet" : m_nettype == TESTNET ? "testnet" : m_nettype == STAGENET ? "stagenet" : "fakechain";
     res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1);
     res.block_size_limit = m_core.get_blockchain_storage().get_current_cumulative_blocksize_limit();
     res.block_size_median = m_core.get_blockchain_storage().get_current_cumulative_blocksize_median();
@@ -1626,6 +1627,7 @@ namespace cryptonote
     res.mainnet = m_nettype == MAINNET;
     res.testnet = m_nettype == TESTNET;
     res.stagenet = m_nettype == STAGENET;
+    res.nettype = m_nettype == MAINNET ? "mainnet" : m_nettype == TESTNET ? "testnet" : m_nettype == STAGENET ? "stagenet" : "fakechain";
     res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1);
     res.block_size_limit = m_core.get_blockchain_storage().get_current_cumulative_blocksize_limit();
     res.block_size_median = m_core.get_blockchain_storage().get_current_cumulative_blocksize_median();

src/rpc/core_rpc_server_commands_defs.h

@@ -49,7 +49,7 @@ namespace cryptonote
 // advance which version they will stop working with
 // Don't go over 32767 for any of these
 #define CORE_RPC_VERSION_MAJOR 1
-#define CORE_RPC_VERSION_MINOR 20
+#define CORE_RPC_VERSION_MINOR 21
 #define MAKE_CORE_RPC_VERSION(major,minor) (((major)<<16)|(minor))
 #define CORE_RPC_VERSION MAKE_CORE_RPC_VERSION(CORE_RPC_VERSION_MAJOR, CORE_RPC_VERSION_MINOR)
 
@@ -953,6 +953,7 @@ namespace cryptonote
       bool mainnet;
       bool testnet;
       bool stagenet;
+      std::string nettype;
       std::string top_block_hash;
       uint64_t cumulative_difficulty;
       uint64_t block_size_limit;
@@ -982,6 +983,7 @@ namespace cryptonote
         KV_SERIALIZE(mainnet)
         KV_SERIALIZE(testnet)
         KV_SERIALIZE(stagenet)
+        KV_SERIALIZE(nettype)
         KV_SERIALIZE(top_block_hash)
         KV_SERIALIZE(cumulative_difficulty)
         KV_SERIALIZE(block_size_limit)

src/rpc/message_data_structs.h

@@ -181,6 +181,7 @@ namespace rpc
     bool mainnet;
     bool testnet;
     bool stagenet;
+    std::string nettype;
     crypto::hash top_block_hash;
     uint64_t cumulative_difficulty;
     uint64_t block_size_limit;

src/serialization/json_object.cpp

@@ -1175,6 +1175,7 @@ void toJsonValue(rapidjson::Document& doc, const cryptonote::rpc::DaemonInfo& in
   INSERT_INTO_JSON_OBJECT(val, doc, white_peerlist_size, info.white_peerlist_size);
   INSERT_INTO_JSON_OBJECT(val, doc, grey_peerlist_size, info.grey_peerlist_size);
   INSERT_INTO_JSON_OBJECT(val, doc, testnet, info.testnet);
+  INSERT_INTO_JSON_OBJECT(val, doc, nettype, info.nettype);
   INSERT_INTO_JSON_OBJECT(val, doc, top_block_hash, info.top_block_hash);
   INSERT_INTO_JSON_OBJECT(val, doc, cumulative_difficulty, info.cumulative_difficulty);
   INSERT_INTO_JSON_OBJECT(val, doc, block_size_limit, info.block_size_limit);
@@ -1200,6 +1201,7 @@ void fromJsonValue(const rapidjson::Value& val, cryptonote::rpc::DaemonInfo& inf
   GET_FROM_JSON_OBJECT(val, info.white_peerlist_size, white_peerlist_size);
   GET_FROM_JSON_OBJECT(val, info.grey_peerlist_size, grey_peerlist_size);
   GET_FROM_JSON_OBJECT(val, info.testnet, testnet);
+  GET_FROM_JSON_OBJECT(val, info.nettype, nettype);
   GET_FROM_JSON_OBJECT(val, info.top_block_hash, top_block_hash);
   GET_FROM_JSON_OBJECT(val, info.cumulative_difficulty, cumulative_difficulty);
   GET_FROM_JSON_OBJECT(val, info.block_size_limit, block_size_limit);