DPL: hide more stuff from runDataProcessing.h

This avoids having a large mainNoCatch duplicated in each executable.

Author: ktf

Framework/Core/include/Framework/runDataProcessing.h

@@ -12,6 +12,7 @@
 #define FRAMEWORK_RUN_DATA_PROCESSING_H
 
 #include <fmt/format.h>
+#include "Framework/ConfigParamSpec.h"
 #include "Framework/ChannelConfigurationPolicy.h"
 #include "Framework/CallbacksPolicy.h"
 #include "Framework/CompletionPolicy.h"
@@ -22,17 +23,13 @@
 #include "Framework/SendingPolicy.h"
 #include "Framework/WorkflowSpec.h"
 #include "Framework/ConfigContext.h"
-#include "Framework/BoostOptionsRetriever.h"
 #include "Framework/CustomWorkflowTerminationHook.h"
 #include "Framework/CommonServices.h"
 #include "Framework/WorkflowCustomizationHelpers.h"
-#include "Framework/ResourcePolicyHelpers.h"
 #include "Framework/Logger.h"
 #include "Framework/CheckTypes.h"
 #include "Framework/StructToTuple.h"
-#include "Framework/ConfigParamDiscovery.h"
 #include "ResourcePolicy.h"
-#include "ServiceRegistryRef.h"
 #include <vector>
 
 namespace o2::framework
@@ -120,7 +117,9 @@ struct UserCustomizationsHelper {
 namespace o2::framework
 {
 class ConfigContext;
-}
+class ConfigParamRegistry;
+class ConfigParamSpec;
+} // namespace o2::framework
 /// Helper used to customize a workflow pipelining options
 void overridePipeline(o2::framework::ConfigContext& ctx, std::vector<o2::framework::DataProcessorSpec>& workflow);
 
@@ -155,10 +154,18 @@ std::vector<T> injectCustomizations()
   return policies;
 }
 
+void overrideAll(o2::framework::ConfigContext& ctx, std::vector<o2::framework::DataProcessorSpec>& workflow);
+
+o2::framework::ConfigContext createConfigContext(std::unique_ptr<o2::framework::ConfigParamRegistry>& workflowOptionsRegistry,
+                                                 o2::framework::ServiceRegistry& configRegistry,
+                                                 std::vector<o2::framework::ConfigParamSpec>& workflowOptions,
+                                                 std::vector<o2::framework::ConfigParamSpec>& extraOptions, int argc, char** argv);
+
+std::unique_ptr<o2::framework::ServiceRegistry> createRegistry();
+
 int mainNoCatch(int argc, char** argv)
 {
   using namespace o2::framework;
-  using namespace boost::program_options;
 
   std::vector<o2::framework::ConfigParamSpec> workflowOptions;
   UserCustomizationsHelper::userDefinedCustomization(workflowOptions);
@@ -171,24 +178,13 @@ int mainNoCatch(int argc, char** argv)
   std::vector<CallbacksPolicy> callbacksPolicies = injectCustomizations<CallbacksPolicy>();
   std::vector<SendingPolicy> sendingPolicies = injectCustomizations<SendingPolicy>();
 
-  std::vector<std::unique_ptr<ParamRetriever>> retrievers;
-  std::unique_ptr<ParamRetriever> retriever{new BoostOptionsRetriever(true, argc, argv)};
-  retrievers.emplace_back(std::move(retriever));
-  auto workflowOptionsStore = std::make_unique<ConfigParamStore>(workflowOptions, std::move(retrievers));
-  workflowOptionsStore->preload();
-  workflowOptionsStore->activate();
-  ConfigParamRegistry workflowOptionsRegistry(std::move(workflowOptionsStore));
-  auto extraOptions = o2::framework::ConfigParamDiscovery::discover(workflowOptionsRegistry, argc, argv);
-  for (auto& extra : extraOptions) {
-    workflowOptions.push_back(extra);
-  }
+  std::unique_ptr<ServiceRegistry> configRegistry = createRegistry();
+  std::vector<ConfigParamSpec> extraOptions;
+  std::unique_ptr<ConfigParamRegistry> workflowOptionsRegistry{nullptr};
+  auto configContext = createConfigContext(workflowOptionsRegistry, *configRegistry, workflowOptions, extraOptions, argc, argv);
 
-  ServiceRegistry configRegistry;
-  ConfigContext configContext(workflowOptionsRegistry, ServiceRegistryRef{configRegistry}, argc, argv);
   o2::framework::WorkflowSpec specs = defineDataProcessing(configContext);
-  overrideCloning(configContext, specs);
-  overridePipeline(configContext, specs);
-  overrideLabels(configContext, specs);
+  overrideAll(configContext, specs);
   for (auto& spec : specs) {
     UserCustomizationsHelper::userDefinedCustomization(spec.requiredServices);
   }
@@ -207,7 +203,6 @@ char* getIdString(int argc, char** argv);
 int main(int argc, char** argv)
 {
   using namespace o2::framework;
-  using namespace boost::program_options;
 
   int result = callMain(argc, argv, mainNoCatch);
 

Framework/Core/src/runDataProcessing.cxx

@@ -8,6 +8,7 @@
 // In applying this license CERN does not waive the privileges and immunities
 // granted to it by virtue of its status as an Intergovernmental Organization
 // or submit itself to any jurisdiction.
+#include <memory>
 #define BOOST_BIND_GLOBAL_PLACEHOLDERS
 #include <stdexcept>
 #include "Framework/BoostOptionsRetriever.h"
@@ -69,6 +70,7 @@
 #include "HTTPParser.h"
 #include "DPLWebSocket.h"
 #include "ArrowSupport.h"
+#include "Framework/ConfigParamDiscovery.h"
 
 #include "ComputingResourceHelpers.h"
 #include "DataProcessingStatus.h"
@@ -2806,6 +2808,38 @@ void enableSignposts(std::string const& signpostsToEnable)
   }
 }
 
+void overrideAll(o2::framework::ConfigContext& ctx, std::vector<o2::framework::DataProcessorSpec>& workflow)
+{
+  overrideCloning(ctx, workflow);
+  overridePipeline(ctx, workflow);
+  overrideLabels(ctx, workflow);
+}
+
+o2::framework::ConfigContext createConfigContext(std::unique_ptr<ConfigParamRegistry>& workflowOptionsRegistry,
+                                                 o2::framework::ServiceRegistry& configRegistry,
+                                                 std::vector<o2::framework::ConfigParamSpec>& workflowOptions,
+                                                 std::vector<o2::framework::ConfigParamSpec>& extraOptions, int argc, char** argv)
+{
+  std::vector<std::unique_ptr<o2::framework::ParamRetriever>> retrievers;
+  std::unique_ptr<o2::framework::ParamRetriever> retriever{new o2::framework::BoostOptionsRetriever(true, argc, argv)};
+  retrievers.emplace_back(std::move(retriever));
+  auto workflowOptionsStore = std::make_unique<o2::framework::ConfigParamStore>(workflowOptions, std::move(retrievers));
+  workflowOptionsStore->preload();
+  workflowOptionsStore->activate();
+  workflowOptionsRegistry = std::make_unique<ConfigParamRegistry>(std::move(workflowOptionsStore));
+  extraOptions = o2::framework::ConfigParamDiscovery::discover(*workflowOptionsRegistry, argc, argv);
+  for (auto& extra : extraOptions) {
+    workflowOptions.push_back(extra);
+  }
+
+  return o2::framework::ConfigContext(*workflowOptionsRegistry, o2::framework::ServiceRegistryRef{configRegistry}, argc, argv);
+}
+
+std::unique_ptr<o2::framework::ServiceRegistry> createRegistry()
+{
+  return std::make_unique<o2::framework::ServiceRegistry>();
+}
+
 // This is a toy executor for the workflow spec
 // What it needs to do is:
 //