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// Copyright (c) 2018-2021 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 <chainparamsbase.h>
#include <external_signer.h>
#include <rpc/server.h>
#include <rpc/util.h>
#include <util/strencodings.h>
#include <rpc/protocol.h>
#ifdef ENABLE_EXTERNAL_SIGNER
static RPCHelpMan enumeratesigners()
{
return RPCHelpMan{"enumeratesigners",
"Returns a list of external signers from -signer.",
{},
RPCResult{
RPCResult::Type::OBJ, "", "",
{
{RPCResult::Type::ARR, "signers", /* optional */ false, "",
{
{RPCResult::Type::STR_HEX, "masterkeyfingerprint", "Master key fingerprint"},
{RPCResult::Type::STR, "name", "Device name"},
},
}
}
},
RPCExamples{
HelpExampleCli("enumeratesigners", "")
+ HelpExampleRpc("enumeratesigners", "")
},
[&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
const std::string command = gArgs.GetArg("-signer", "");
if (command == "") throw JSONRPCError(RPC_MISC_ERROR, "Error: restart bitcoind with -signer=<cmd>");
std::string chain = gArgs.GetChainName();
UniValue signers_res = UniValue::VARR;
try {
std::vector<ExternalSigner> signers;
ExternalSigner::Enumerate(command, signers, chain);
for (ExternalSigner signer : signers) {
UniValue signer_res = UniValue::VOBJ;
signer_res.pushKV("fingerprint", signer.m_fingerprint);
signer_res.pushKV("name", signer.m_name);
signers_res.push_back(signer_res);
}
} catch (const ExternalSignerException& e) {
throw JSONRPCError(RPC_MISC_ERROR, e.what());
}
UniValue result(UniValue::VOBJ);
result.pushKV("signers", signers_res);
return result;
}
};
}
void RegisterSignerRPCCommands(CRPCTable &t)
{
// clang-format off
static const CRPCCommand commands[] =
{ // category actor (function)
// --------------------- ------------------------
{ "signer", &enumeratesigners, },
};
// clang-format on
for (const auto& c : commands) {
t.appendCommand(c.name, &c);
}
}
#endif // ENABLE_EXTERNAL_SIGNER
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