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// Copyright (c) 2018-2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <zmq/zmqrpc.h>
#include <rpc/server.h>
#include <rpc/util.h>
#include <zmq/zmqabstractnotifier.h>
#include <zmq/zmqnotificationinterface.h>
#include <univalue.h>
#include <list>
#include <string>
class JSONRPCRequest;
namespace {
static RPCHelpMan getzmqnotifications()
{
return RPCHelpMan{"getzmqnotifications",
"\nReturns information about the active ZeroMQ notifications.\n",
{},
RPCResult{
RPCResult::Type::ARR, "", "",
{
{RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::STR, "type", "Type of notification"},
{RPCResult::Type::STR, "address", "Address of the publisher"},
{RPCResult::Type::NUM, "hwm", "Outbound message high water mark"},
}},
}
},
RPCExamples{
HelpExampleCli("getzmqnotifications", "")
+ HelpExampleRpc("getzmqnotifications", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
UniValue result(UniValue::VARR);
if (g_zmq_notification_interface != nullptr) {
for (const auto* n : g_zmq_notification_interface->GetActiveNotifiers()) {
UniValue obj(UniValue::VOBJ);
obj.pushKV("type", n->GetType());
obj.pushKV("address", n->GetAddress());
obj.pushKV("hwm", n->GetOutboundMessageHighWaterMark());
result.push_back(std::move(obj));
}
}
return result;
},
};
}
const CRPCCommand commands[]{
{"zmq", &getzmqnotifications},
};
} // anonymous namespace
void RegisterZMQRPCCommands(CRPCTable& t)
{
for (const auto& c : commands) {
t.appendCommand(c.name, &c);
}
}
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