169 lines
7.6 KiB
C++
169 lines
7.6 KiB
C++
// Copyright (c) 2010 Satoshi Nakamoto
|
|
// Copyright (c) 2009-2014 The Bitcoin developers
|
|
// Distributed under the MIT/X11 software license, see the accompanying
|
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
|
|
#ifndef BITCOIN_RPCPROTOCOL_H
|
|
#define BITCOIN_RPCPROTOCOL_H
|
|
|
|
#include <list>
|
|
#include <map>
|
|
#include <stdint.h>
|
|
#include <string>
|
|
#include <boost/iostreams/concepts.hpp>
|
|
#include <boost/iostreams/stream.hpp>
|
|
#include <boost/asio.hpp>
|
|
#include <boost/asio/ssl.hpp>
|
|
|
|
#include "json/json_spirit_reader_template.h"
|
|
#include "json/json_spirit_utils.h"
|
|
#include "json/json_spirit_writer_template.h"
|
|
|
|
// HTTP status codes
|
|
enum HTTPStatusCode
|
|
{
|
|
HTTP_OK = 200,
|
|
HTTP_BAD_REQUEST = 400,
|
|
HTTP_UNAUTHORIZED = 401,
|
|
HTTP_FORBIDDEN = 403,
|
|
HTTP_NOT_FOUND = 404,
|
|
HTTP_INTERNAL_SERVER_ERROR = 500,
|
|
};
|
|
|
|
// Bitcoin RPC error codes
|
|
enum RPCErrorCode
|
|
{
|
|
// Standard JSON-RPC 2.0 errors
|
|
RPC_INVALID_REQUEST = -32600,
|
|
RPC_METHOD_NOT_FOUND = -32601,
|
|
RPC_INVALID_PARAMS = -32602,
|
|
RPC_INTERNAL_ERROR = -32603,
|
|
RPC_PARSE_ERROR = -32700,
|
|
|
|
// General application defined errors
|
|
RPC_MISC_ERROR = -1, // std::exception thrown in command handling
|
|
RPC_FORBIDDEN_BY_SAFE_MODE = -2, // Server is in safe mode, and command is not allowed in safe mode
|
|
RPC_TYPE_ERROR = -3, // Unexpected type was passed as parameter
|
|
RPC_INVALID_ADDRESS_OR_KEY = -5, // Invalid address or key
|
|
RPC_OUT_OF_MEMORY = -7, // Ran out of memory during operation
|
|
RPC_INVALID_PARAMETER = -8, // Invalid, missing or duplicate parameter
|
|
RPC_DATABASE_ERROR = -20, // Database error
|
|
RPC_DESERIALIZATION_ERROR = -22, // Error parsing or validating structure in raw format
|
|
RPC_VERIFY_ERROR = -25, // General error during transaction or block submission
|
|
RPC_VERIFY_REJECTED = -26, // Transaction or block was rejected by network rules
|
|
RPC_VERIFY_ALREADY_IN_CHAIN = -27, // Transaction already in chain
|
|
RPC_IN_WARMUP = -28, // Client still warming up
|
|
|
|
// Aliases for backward compatibility
|
|
RPC_TRANSACTION_ERROR = RPC_VERIFY_ERROR,
|
|
RPC_TRANSACTION_REJECTED = RPC_VERIFY_REJECTED,
|
|
RPC_TRANSACTION_ALREADY_IN_CHAIN= RPC_VERIFY_ALREADY_IN_CHAIN,
|
|
|
|
// P2P client errors
|
|
RPC_CLIENT_NOT_CONNECTED = -9, // Bitcoin is not connected
|
|
RPC_CLIENT_IN_INITIAL_DOWNLOAD = -10, // Still downloading initial blocks
|
|
RPC_CLIENT_NODE_ALREADY_ADDED = -23, // Node is already added
|
|
RPC_CLIENT_NODE_NOT_ADDED = -24, // Node has not been added before
|
|
|
|
// Wallet errors
|
|
RPC_WALLET_ERROR = -4, // Unspecified problem with wallet (key not found etc.)
|
|
RPC_WALLET_INSUFFICIENT_FUNDS = -6, // Not enough funds in wallet or account
|
|
RPC_WALLET_INVALID_ACCOUNT_NAME = -11, // Invalid account name
|
|
RPC_WALLET_KEYPOOL_RAN_OUT = -12, // Keypool ran out, call keypoolrefill first
|
|
RPC_WALLET_UNLOCK_NEEDED = -13, // Enter the wallet passphrase with walletpassphrase first
|
|
RPC_WALLET_PASSPHRASE_INCORRECT = -14, // The wallet passphrase entered was incorrect
|
|
RPC_WALLET_WRONG_ENC_STATE = -15, // Command given in wrong wallet encryption state (encrypting an encrypted wallet etc.)
|
|
RPC_WALLET_ENCRYPTION_FAILED = -16, // Failed to encrypt the wallet
|
|
RPC_WALLET_ALREADY_UNLOCKED = -17, // Wallet is already unlocked
|
|
};
|
|
|
|
//
|
|
// IOStream device that speaks SSL but can also speak non-SSL
|
|
//
|
|
template <typename Protocol>
|
|
class SSLIOStreamDevice : public boost::iostreams::device<boost::iostreams::bidirectional> {
|
|
public:
|
|
SSLIOStreamDevice(boost::asio::ssl::stream<typename Protocol::socket> &streamIn, bool fUseSSLIn) : stream(streamIn)
|
|
{
|
|
fUseSSL = fUseSSLIn;
|
|
fNeedHandshake = fUseSSLIn;
|
|
}
|
|
|
|
void handshake(boost::asio::ssl::stream_base::handshake_type role)
|
|
{
|
|
if (!fNeedHandshake) return;
|
|
fNeedHandshake = false;
|
|
stream.handshake(role);
|
|
}
|
|
std::streamsize read(char* s, std::streamsize n)
|
|
{
|
|
handshake(boost::asio::ssl::stream_base::server); // HTTPS servers read first
|
|
if (fUseSSL) return stream.read_some(boost::asio::buffer(s, n));
|
|
return stream.next_layer().read_some(boost::asio::buffer(s, n));
|
|
}
|
|
std::streamsize write(const char* s, std::streamsize n)
|
|
{
|
|
handshake(boost::asio::ssl::stream_base::client); // HTTPS clients write first
|
|
if (fUseSSL) return boost::asio::write(stream, boost::asio::buffer(s, n));
|
|
return boost::asio::write(stream.next_layer(), boost::asio::buffer(s, n));
|
|
}
|
|
bool connect(const std::string& server, const std::string& port)
|
|
{
|
|
using namespace boost::asio::ip;
|
|
tcp::resolver resolver(stream.get_io_service());
|
|
tcp::resolver::iterator endpoint_iterator;
|
|
#if BOOST_VERSION >= 104300
|
|
try {
|
|
#endif
|
|
// The default query (flags address_configured) tries IPv6 if
|
|
// non-localhost IPv6 configured, and IPv4 if non-localhost IPv4
|
|
// configured.
|
|
tcp::resolver::query query(server.c_str(), port.c_str());
|
|
endpoint_iterator = resolver.resolve(query);
|
|
#if BOOST_VERSION >= 104300
|
|
} catch(boost::system::system_error &e)
|
|
{
|
|
// If we at first don't succeed, try blanket lookup (IPv4+IPv6 independent of configured interfaces)
|
|
tcp::resolver::query query(server.c_str(), port.c_str(), resolver_query_base::flags());
|
|
endpoint_iterator = resolver.resolve(query);
|
|
}
|
|
#endif
|
|
boost::system::error_code error = boost::asio::error::host_not_found;
|
|
tcp::resolver::iterator end;
|
|
while (error && endpoint_iterator != end)
|
|
{
|
|
stream.lowest_layer().close();
|
|
stream.lowest_layer().connect(*endpoint_iterator++, error);
|
|
}
|
|
if (error)
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
private:
|
|
bool fNeedHandshake;
|
|
bool fUseSSL;
|
|
boost::asio::ssl::stream<typename Protocol::socket>& stream;
|
|
};
|
|
|
|
std::string HTTPPost(const std::string& strMsg, const std::map<std::string,std::string>& mapRequestHeaders);
|
|
std::string HTTPError(int nStatus, bool keepalive,
|
|
bool headerOnly = false);
|
|
std::string HTTPReplyHeader(int nStatus, bool keepalive, size_t contentLength,
|
|
const char *contentType = "application/json");
|
|
std::string HTTPReply(int nStatus, const std::string& strMsg, bool keepalive,
|
|
bool headerOnly = false,
|
|
const char *contentType = "application/json");
|
|
bool ReadHTTPRequestLine(std::basic_istream<char>& stream, int &proto,
|
|
std::string& http_method, std::string& http_uri);
|
|
int ReadHTTPStatus(std::basic_istream<char>& stream, int &proto);
|
|
int ReadHTTPHeaders(std::basic_istream<char>& stream, std::map<std::string, std::string>& mapHeadersRet);
|
|
int ReadHTTPMessage(std::basic_istream<char>& stream, std::map<std::string, std::string>& mapHeadersRet,
|
|
std::string& strMessageRet, int nProto, size_t max_size);
|
|
std::string JSONRPCRequest(const std::string& strMethod, const json_spirit::Array& params, const json_spirit::Value& id);
|
|
json_spirit::Object JSONRPCReplyObj(const json_spirit::Value& result, const json_spirit::Value& error, const json_spirit::Value& id);
|
|
std::string JSONRPCReply(const json_spirit::Value& result, const json_spirit::Value& error, const json_spirit::Value& id);
|
|
json_spirit::Object JSONRPCError(int code, const std::string& message);
|
|
|
|
#endif // BITCOIN_RPCPROTOCOL_H
|