New RPC method "version".

src/ripple/app/main/Main.cpp

@@ -126,6 +126,7 @@ void printHelp (const po::options_description& desc)
            "     random\n"
            "     ripple ...\n"
            "     ripple_path_find <json> [<ledger>]\n"
+           "     version\n"
            "     server_info\n"
            "     stop\n"
            "     tx <id>\n"

src/ripple/net/impl/RPCCall.cpp

@@ -921,6 +921,7 @@ public:
             {   "unl_score",            &RPCParser::parseAsIs,                  0,  0   },
             {   "validation_create",    &RPCParser::parseValidationCreate,      0,  1   },
             {   "validation_seed",      &RPCParser::parseValidationSeed,        0,  1   },
+            {   "version",              &RPCParser::parseAsIs,                  0,  0   },
             {   "wallet_accounts",      &RPCParser::parseWalletAccounts,        1,  1   },
             {   "wallet_propose",       &RPCParser::parseWalletPropose,         0,  1   },
             {   "wallet_seed",          &RPCParser::parseWalletSeed,            0,  1   },

src/ripple/protocol/JsonFields.h

@@ -81,14 +81,17 @@ JSS ( expand );
 JSS ( fee_base );
 JSS ( fee_ref );
 JSS ( fetch_pack );
+JSS ( first );
 JSS ( flags );
 JSS ( freeze );
 JSS ( freeze_peer );
 JSS ( full );
+JSS ( good );
 JSS ( hash );
 JSS ( hostid );
 JSS ( id );
 JSS ( issuer );
+JSS ( last );
 JSS ( last_close );
 JSS ( ledger );
 JSS ( ledgerClosed );
@@ -175,6 +178,7 @@ JSS ( validated_ledger );
 JSS ( validated_ledgers );
 JSS ( validation_quorum );
 JSS ( value );
+JSS ( version );
 JSS ( waiting );
 JSS ( warning );
 

src/ripple/rpc/Output.h

@@ -17,8 +17,8 @@
 */
 //==============================================================================
 
-#ifndef RIPPLED_RIPPLE_BASICS_TYPES_OUTPUT_H
+#ifndef RIPPLE_RPC_OUTPUT_H_INCLUDED
-#define RIPPLED_RIPPLE_BASICS_TYPES_OUTPUT_H
+#define RIPPLE_RPC_OUTPUT_H_INCLUDED
 
 #include <boost/utility/string_ref.hpp>
 

src/ripple/rpc/RPCVersion.h

@@ -0,0 +1,46 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#ifndef RIPPLED_RIPPLE_RPC_VERSIONS_H
+#define RIPPLED_RIPPLE_RPC_VERSIONS_H
+
+#include <beast/module/core/diagnostic/SemanticVersion.h>
+#include <ripple/protocol/JsonFields.h>
+#include <ripple/rpc/impl/JsonObject.h>
+
+namespace ripple {
+namespace RPC {
+
+extern beast::SemanticVersion const firstVersion;
+extern beast::SemanticVersion const goodVersion;
+extern beast::SemanticVersion const lastVersion;
+
+template <class Object>
+void setVersion(Object& parent)
+{
+    auto&& object = addObject (parent, jss::version);
+    object[jss::first] = firstVersion.print();
+    object[jss::good] = goodVersion.print();
+    object[jss::last] = lastVersion.print();
+}
+
+} // RPC
+} // ripple
+
+#endif

src/ripple/rpc/handlers/Version.h

@@ -0,0 +1,63 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#ifndef RIPPLED_RIPPLE_RPC_HANDLERS_VERSION_H
+#define RIPPLED_RIPPLE_RPC_HANDLERS_VERSION_H
+
+#include <ripple/rpc/RPCVersion.h>
+
+namespace ripple {
+namespace RPC {
+
+class VersionHandler
+{
+public:
+    explicit VersionHandler (Context&) {}
+
+    Status check()
+    {
+        return Status::OK;
+    }
+
+    template <class Object>
+    void writeResult (Object& obj)
+    {
+        setVersion (obj);
+    }
+
+    static const char* const name()
+    {
+        return "version";
+    }
+
+    static Role role()
+    {
+        return Role::USER;
+    }
+
+    static Condition condition()
+    {
+        return NO_CONDITION;
+    }
+};
+
+} // RPC
+} // ripple
+
+#endif

src/ripple/rpc/impl/Handler.cpp

@@ -20,6 +20,8 @@
 #include <BeastConfig.h>
 #include <ripple/rpc/impl/Handler.h>
 #include <ripple/rpc/handlers/Handlers.h>
+#include <ripple/rpc/handlers/Ledger.h>
+#include <ripple/rpc/handlers/Version.h>
 
 namespace ripple {
 namespace RPC {
@@ -66,6 +68,7 @@ class HandlerTable {
 
         // This is where the new-style handlers are added.
         addHandler<LedgerHandler>();
+        addHandler<VersionHandler>();
     }
 
     const Handler* getHandler(std::string name) {

src/ripple/rpc/impl/RPCVersion.cpp

@@ -0,0 +1,30 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#include <ripple/rpc/RPCVersion.h>
+
+namespace ripple {
+namespace RPC {
+
+beast::SemanticVersion const firstVersion ("1.0.0");
+beast::SemanticVersion const goodVersion ("1.0.0");
+beast::SemanticVersion const lastVersion ("1.0.0");
+
+} // RPC
+} // ripple

src/ripple/unity/rpcx.cpp

@@ -103,6 +103,7 @@
 #include <ripple/rpc/impl/LookupLedger.cpp>
 #include <ripple/rpc/impl/ParseAccountIds.cpp>
 #include <ripple/rpc/impl/TransactionSign.cpp>
+#include <ripple/rpc/impl/RPCVersion.cpp>
 
 #include <ripple/rpc/tests/Coroutine.test.cpp>
 #include <ripple/rpc/tests/JsonObject.test.cpp>