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[MCP] extend tools/list payload size to 8000

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This commit is contained in:
Terrence
2025-05-24 03:06:01 +08:00
parent 0b98392286
commit 6d5331dddd
2 changed files with 14 additions and 6 deletions
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18
main/mcp_server.cc
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@@ -124,8 +124,10 @@ void McpServer::ParseMessage(const cJSON* json) {
if (method_str == "initialize") {
auto app_desc = esp_app_get_description();
ReplyResult(id_int, "{\"protocolVersion\":\"2024-11-05\",\"capabilities\":{\"tools\":{}},"
"\"serverInfo\":{\"name\":\"" BOARD_NAME "\",\"version\":\"" + std::string(app_desc->version) + "\"}}");
std::string message = "{\"protocolVersion\":\"2024-11-05\",\"capabilities\":{\"tools\":{}},\"serverInfo\":{\"name\":\"" BOARD_NAME "\",\"version\":\"";
message += app_desc->version;
message += "\"}}";
ReplyResult(id_int, message);
} else if (method_str == "tools/list") {
std::string cursor_str = "";
if (params != nullptr) {
@@ -161,18 +163,24 @@ void McpServer::ParseMessage(const cJSON* json) {
}
void McpServer::ReplyResult(int id, const std::string& result) {
std::string payload = "{\"jsonrpc\":\"2.0\",\"id\":" + std::to_string(id) + ",\"result\":" + result + "}";
std::string payload = "{\"jsonrpc\":\"2.0\",\"id\":";
payload += std::to_string(id) + ",\"result\":";
payload += result;
payload += "}";
Application::GetInstance().SendMcpMessage(payload);
}
void McpServer::ReplyError(int id, const std::string& message) {
std::string payload = "{\"jsonrpc\":\"2.0\",\"id\":";
payload += std::to_string(id) + ",\"error\":{\"message\":\"" + message + "\"}}";
payload += std::to_string(id);
payload += ",\"error\":{\"message\":\"";
payload += message;
payload += "\"}}";
Application::GetInstance().SendMcpMessage(payload);
}
void McpServer::GetToolsList(int id, const std::string& cursor) {
const int max_payload_size = 1400; // ML307 MQTT publish size limit
const int max_payload_size = 8000;
std::string json = "{\"tools\":[";
bool found_cursor = cursor.empty();