LCOV - code coverage report
Current view: top level - src/rpc - server.h (source / functions) Hit Total Coverage
Test: coverage.lcov Lines: 7 7 100.0 %
Date: 2021-06-29 14:35:33 Functions: 5 5 100.0 %
Legend: Modified by patch:
Lines: hit not hit | Branches: + taken - not taken # not executed

Not modified by patch:
Lines: hit not hit | Branches: + taken - not taken # not executed
Branches: 0 0 -

           Branch data     Line data    Source code
#       1                 :            : // Copyright (c) 2010 Satoshi Nakamoto
#       2                 :            : // Copyright (c) 2009-2020 The Bitcoin Core developers
#       3                 :            : // Distributed under the MIT software license, see the accompanying
#       4                 :            : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#       5                 :            : 
#       6                 :            : #ifndef BITCOIN_RPC_SERVER_H
#       7                 :            : #define BITCOIN_RPC_SERVER_H
#       8                 :            : 
#       9                 :            : #include <amount.h>
#      10                 :            : #include <rpc/request.h>
#      11                 :            : #include <rpc/util.h>
#      12                 :            : 
#      13                 :            : #include <functional>
#      14                 :            : #include <map>
#      15                 :            : #include <stdint.h>
#      16                 :            : #include <string>
#      17                 :            : 
#      18                 :            : #include <univalue.h>
#      19                 :            : 
#      20                 :            : static const unsigned int DEFAULT_RPC_SERIALIZE_VERSION = 1;
#      21                 :            : 
#      22                 :            : class CRPCCommand;
#      23                 :            : 
#      24                 :            : namespace RPCServer
#      25                 :            : {
#      26                 :            :     void OnStarted(std::function<void ()> slot);
#      27                 :            :     void OnStopped(std::function<void ()> slot);
#      28                 :            : }
#      29                 :            : 
#      30                 :            : /** Query whether RPC is running */
#      31                 :            : bool IsRPCRunning();
#      32                 :            : 
#      33                 :            : /** Throw JSONRPCError if RPC is not running */
#      34                 :            : void RpcInterruptionPoint();
#      35                 :            : 
#      36                 :            : /**
#      37                 :            :  * Set the RPC warmup status.  When this is done, all RPC calls will error out
#      38                 :            :  * immediately with RPC_IN_WARMUP.
#      39                 :            :  */
#      40                 :            : void SetRPCWarmupStatus(const std::string& newStatus);
#      41                 :            : /* Mark warmup as done.  RPC calls will be processed from now on.  */
#      42                 :            : void SetRPCWarmupFinished();
#      43                 :            : 
#      44                 :            : /* returns the current warmup state.  */
#      45                 :            : bool RPCIsInWarmup(std::string *outStatus);
#      46                 :            : 
#      47                 :            : /** Opaque base class for timers returned by NewTimerFunc.
#      48                 :            :  * This provides no methods at the moment, but makes sure that delete
#      49                 :            :  * cleans up the whole state.
#      50                 :            :  */
#      51                 :            : class RPCTimerBase
#      52                 :            : {
#      53                 :            : public:
#      54                 :         57 :     virtual ~RPCTimerBase() {}
#      55                 :            : };
#      56                 :            : 
#      57                 :            : /**
#      58                 :            :  * RPC timer "driver".
#      59                 :            :  */
#      60                 :            : class RPCTimerInterface
#      61                 :            : {
#      62                 :            : public:
#      63                 :        656 :     virtual ~RPCTimerInterface() {}
#      64                 :            :     /** Implementation name */
#      65                 :            :     virtual const char *Name() = 0;
#      66                 :            :     /** Factory function for timers.
#      67                 :            :      * RPC will call the function to create a timer that will call func in *millis* milliseconds.
#      68                 :            :      * @note As the RPC mechanism is backend-neutral, it can use different implementations of timers.
#      69                 :            :      * This is needed to cope with the case in which there is no HTTP server, but
#      70                 :            :      * only GUI RPC console, and to break the dependency of pcserver on httprpc.
#      71                 :            :      */
#      72                 :            :     virtual RPCTimerBase* NewTimer(std::function<void()>& func, int64_t millis) = 0;
#      73                 :            : };
#      74                 :            : 
#      75                 :            : /** Set the factory function for timers */
#      76                 :            : void RPCSetTimerInterface(RPCTimerInterface *iface);
#      77                 :            : /** Set the factory function for timer, but only, if unset */
#      78                 :            : void RPCSetTimerInterfaceIfUnset(RPCTimerInterface *iface);
#      79                 :            : /** Unset factory function for timers */
#      80                 :            : void RPCUnsetTimerInterface(RPCTimerInterface *iface);
#      81                 :            : 
#      82                 :            : /**
#      83                 :            :  * Run func nSeconds from now.
#      84                 :            :  * Overrides previous timer <name> (if any).
#      85                 :            :  */
#      86                 :            : void RPCRunLater(const std::string& name, std::function<void()> func, int64_t nSeconds);
#      87                 :            : 
#      88                 :            : typedef RPCHelpMan (*RpcMethodFnType)();
#      89                 :            : 
#      90                 :            : class CRPCCommand
#      91                 :            : {
#      92                 :            : public:
#      93                 :            :     //! RPC method handler reading request and assigning result. Should return
#      94                 :            :     //! true if request is fully handled, false if it should be passed on to
#      95                 :            :     //! subsequent handlers.
#      96                 :            :     using Actor = std::function<bool(const JSONRPCRequest& request, UniValue& result, bool last_handler)>;
#      97                 :            : 
#      98                 :            :     //! Constructor taking Actor callback supporting multiple handlers.
#      99                 :            :     CRPCCommand(std::string category, std::string name, Actor actor, std::vector<std::string> args, intptr_t unique_id)
#     100                 :            :         : category(std::move(category)), name(std::move(name)), actor(std::move(actor)), argNames(std::move(args)),
#     101                 :            :           unique_id(unique_id)
#     102                 :     142287 :     {
#     103                 :     142287 :     }
#     104                 :            : 
#     105                 :            :     //! Simplified constructor taking plain RpcMethodFnType function pointer.
#     106                 :            :     CRPCCommand(std::string category, RpcMethodFnType fn)
#     107                 :            :         : CRPCCommand(
#     108                 :            :               category,
#     109                 :            :               fn().m_name,
#     110                 :     111965 :               [fn](const JSONRPCRequest& request, UniValue& result, bool) { result = fn().HandleRequest(request); return true; },
#     111                 :            :               fn().GetArgNames(),
#     112                 :            :               intptr_t(fn))
#     113                 :     101783 :     {
#     114                 :     101783 :     }
#     115                 :            : 
#     116                 :            :     std::string category;
#     117                 :            :     std::string name;
#     118                 :            :     Actor actor;
#     119                 :            :     std::vector<std::string> argNames;
#     120                 :            :     intptr_t unique_id;
#     121                 :            : };
#     122                 :            : 
#     123                 :            : /**
#     124                 :            :  * RPC command dispatcher.
#     125                 :            :  */
#     126                 :            : class CRPCTable
#     127                 :            : {
#     128                 :            : private:
#     129                 :            :     std::map<std::string, std::vector<const CRPCCommand*>> mapCommands;
#     130                 :            : public:
#     131                 :            :     CRPCTable();
#     132                 :            :     std::string help(const std::string& name, const JSONRPCRequest& helpreq) const;
#     133                 :            : 
#     134                 :            :     /**
#     135                 :            :      * Execute a method.
#     136                 :            :      * @param request The JSONRPCRequest to execute
#     137                 :            :      * @returns Result of the call.
#     138                 :            :      * @throws an exception (UniValue) when an error happens.
#     139                 :            :      */
#     140                 :            :     UniValue execute(const JSONRPCRequest &request) const;
#     141                 :            : 
#     142                 :            :     /**
#     143                 :            :     * Returns a list of registered commands
#     144                 :            :     * @returns List of registered commands.
#     145                 :            :     */
#     146                 :            :     std::vector<std::string> listCommands() const;
#     147                 :            : 
#     148                 :            :     /**
#     149                 :            :      * Return all named arguments that need to be converted by the client from string to another JSON type
#     150                 :            :      */
#     151                 :            :     UniValue dumpArgMap(const JSONRPCRequest& request) const;
#     152                 :            : 
#     153                 :            :     /**
#     154                 :            :      * Appends a CRPCCommand to the dispatch table.
#     155                 :            :      *
#     156                 :            :      * Precondition: RPC server is not running
#     157                 :            :      *
#     158                 :            :      * Commands with different method names but the same unique_id will
#     159                 :            :      * be considered aliases, and only the first registered method name will
#     160                 :            :      * show up in the help text command listing. Aliased commands do not have
#     161                 :            :      * to have the same behavior. Server and client code can distinguish
#     162                 :            :      * between calls based on method name, and aliased commands can also
#     163                 :            :      * register different names, types, and numbers of parameters.
#     164                 :            :      */
#     165                 :            :     void appendCommand(const std::string& name, const CRPCCommand* pcmd);
#     166                 :            :     bool removeCommand(const std::string& name, const CRPCCommand* pcmd);
#     167                 :            : };
#     168                 :            : 
#     169                 :            : bool IsDeprecatedRPCEnabled(const std::string& method);
#     170                 :            : 
#     171                 :            : extern CRPCTable tableRPC;
#     172                 :            : 
#     173                 :            : void StartRPC();
#     174                 :            : void InterruptRPC();
#     175                 :            : void StopRPC();
#     176                 :            : std::string JSONRPCExecBatch(const JSONRPCRequest& jreq, const UniValue& vReq);
#     177                 :            : 
#     178                 :            : // Retrieves any serialization flags requested in command line argument
#     179                 :            : int RPCSerializationFlags();
#     180                 :            : 
#     181                 :            : #endif // BITCOIN_RPC_SERVER_H

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