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zmq: add restricted rpc mode

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This commit is contained in:
selsta
2026-04-01 18:04:24 +02:00
parent b9998fc9e1
commit 1498737f7f
9 changed files with 219 additions and 9 deletions
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src/rpc/daemon_handler.cpp
+17 -3
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@@ -27,6 +27,7 @@
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "daemon_handler.h"
#include "rpc/zmq_restricted_methods.h"
#include <algorithm>
#include <cstring>
@@ -109,12 +110,14 @@ namespace rpc
};
} // anonymous
DaemonHandler::DaemonHandler(cryptonote::core& c, t_p2p& p2p)
: m_core(c), m_p2p(p2p)
DaemonHandler::DaemonHandler(cryptonote::core& c, t_p2p& p2p, bool restricted)
: m_core(c), m_p2p(p2p), m_restricted(restricted)
{
const auto last_sorted = std::is_sorted_until(std::begin(handlers), std::end(handlers));
if (last_sorted != std::end(handlers))
throw std::logic_error{std::string{"ZMQ JSON-RPC handlers map is not properly sorted, see "} + last_sorted->method_name};
check_blocked_methods_sorted();
}
void DaemonHandler::handle(const GetHeight::Request& req, GetHeight::Response& res)
@@ -921,13 +924,24 @@ namespace rpc
epee::byte_slice DaemonHandler::handle(std::string&& request)
{
MDEBUG("Handling RPC request: " << request);
if (m_restricted)
MDEBUG("Handling RPC request");
else
MDEBUG("Handling RPC request: " << request);
try
{
FullMessage req_full(std::move(request), true);
const std::string request_type = req_full.getRequestType();
if (m_restricted && is_blocked_in_restricted_mode(request_type))
{
Message fail;
fail.status = Message::STATUS_FAILED;
fail.error_details = "\"" + request_type + "\" is not available in restricted mode.";
return FullMessage::getResponse(fail, req_full.getID());
}
const auto matched_handler = std::lower_bound(std::begin(handlers), std::end(handlers), request_type);
if (matched_handler == std::end(handlers) || matched_handler->method_name != request_type)
return BAD_REQUEST(request_type, req_full.getID());