lordgamez commented on a change in pull request #1232:
URL: https://github.com/apache/nifi-minifi-cpp/pull/1232#discussion_r778803404
##########
File path: extensions/script/ExecuteScript.cpp
##########
@@ -89,40 +113,30 @@ void ExecuteScript::onTrigger(const
std::shared_ptr<core::ProcessContext> &conte
const std::shared_ptr<core::ProcessSession>
&session) {
std::shared_ptr<script::ScriptEngine> engine;
- // Use an existing engine, if one is available
- if (script_engine_q_.try_dequeue(engine)) {
- logger_->log_debug("Using available %s script engine instance",
script_engine_);
- } else {
- logger_->log_info("Creating new %s script instance", script_engine_);
- logger_->log_info("Approximately %d %s script instances created for this
processor",
- script_engine_q_.size_approx(),
- script_engine_);
-
- if (script_engine_ == "python") {
+ if (script_engine_ == "python") {
#ifdef PYTHON_SUPPORT
- engine = createEngine<python::PythonScriptEngine>();
+ engine = python_script_engine_;
#else
- throw std::runtime_error("Python support is disabled in this build.");
+ throw std::runtime_error("Python support is disabled in this build.");
#endif // PYTHON_SUPPORT
- } else if (script_engine_ == "lua") {
+ } else if (script_engine_ == "lua") {
#ifdef LUA_SUPPORT
- engine = createEngine<lua::LuaScriptEngine>();
+ engine = script_engine_q_->getScriptEngine<lua::LuaScriptEngine>();
#else
- throw std::runtime_error("Lua support is disabled in this build.");
+ throw std::runtime_error("Lua support is disabled in this build.");
#endif // LUA_SUPPORT
- }
-
- if (engine == nullptr) {
- throw std::runtime_error("No script engine available");
- }
-
- if (!script_body_.empty()) {
- engine->eval(script_body_);
- } else if (!script_file_.empty()) {
- engine->evalFile(script_file_);
- } else {
- throw std::runtime_error("Neither Script Body nor Script File is
available to execute");
- }
+ }
+
+ if (engine == nullptr) {
+ throw std::runtime_error("No script engine available");
+ }
+
+ if (!script_body_.empty()) {
+ engine->eval(script_body_);
+ } else if (!script_file_.empty()) {
Review comment:
Good point, I added additional checks and tests for misconfiguration use
cases in fb9b4e78d3762de139ca065b3044f572ca399a14
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