ARTDAQDataLoggerTable_table.cc

#include "otsdaq/Macros/TablePluginMacros.h"
#include "otsdaq/TablePlugins/ARTDAQDataLoggerTable.h"
#include "otsdaq/TablePlugins/XDAQContextTable.h"

using namespace ots;

// clang-format off

#define SLOWCONTROL_PV_FILE_PATH \
        std::string( \
            getenv("OTSDAQ_EPICS_DATA")? \
                (std::string(getenv("OTSDAQ_EPICS_DATA")) + "/" + __ENV__("MU2E_OWNER") + "_otsdaq_artdaqDataLogger-ai.dbg"): \
                (EPICS_CONFIG_PATH + "/_otsdaq_artdaqDataLogger-ai.dbg")  )

// clang-format on

//==============================================================================
ARTDAQDataLoggerTable::ARTDAQDataLoggerTable(void) 
    : TableBase("ARTDAQDataLoggerTable")
    , ARTDAQTableBase("ARTDAQDataLoggerTable")
    , SlowControlsTableBase("ARTDAQDataLoggerTable")
{
    // WARNING: the names used in C++ MUST match the Table INFO         //
    __COUT__ << "ARTDAQDataLoggerTable Constructed." << __E__;
}  // end constructor()

//==============================================================================
ARTDAQDataLoggerTable::~ARTDAQDataLoggerTable(void) {}

//==============================================================================
void ARTDAQDataLoggerTable::init(ConfigurationManager* configManager)
{
    lastConfigManager_ = configManager;

    // use isFirstAppInContext to only run once per context, for example to avoid
    //  generating files on local disk multiple times.
    isFirstAppInContext_ = configManager->isOwnerFirstAppInContext();

    //__COUTV__(isFirstAppInContext);
    if(!isFirstAppInContext_)
        return;

    // make directory just in case
    mkdir((ARTDAQTableBase::ARTDAQ_FCL_PATH).c_str(), 0755);

    //  __COUT__ << "*&*&*&*&*&*&*&*&*&*&*&*&*&*&*&*&*&*&*&*&*&*" << __E__;
    //  __COUT__ << lastConfigManager_->__SELF_NODE__ << __E__;

    // handle fcl file generation, wherever the level of this table

    auto dataloggers = lastConfigManager_->__SELF_NODE__.getChildren(
        /*default filterMap*/ std::map<std::string /*relative-path*/, std::string /*value*/>(),
        /*default byPriority*/ false,
        /*TRUE! onlyStatusTrue*/ true);

    for(auto& datalogger : dataloggers)
    {
        ARTDAQTableBase::outputDataReceiverFHICL(datalogger.second, ARTDAQTableBase::ARTDAQAppType::DataLogger);

        ARTDAQTableBase::flattenFHICL(ARTDAQAppType::DataLogger, datalogger.second.getValue());
    }
}

//==============================================================================
unsigned int ARTDAQDataLoggerTable::slowControlsHandlerConfig(
    std::stringstream&                                                             out,
    ConfigurationManager*                                                          configManager,
    std::vector<std::pair<std::string /*channelName*/, std::vector<std::string>>>* channelList /*= 0*/
) const
{
    // generate xdaq run parameter file

    std::string tabStr     = "";
    std::string commentStr = "";

    // loop through ARTDAQ DataLogger records starting at ARTDAQSupervisorTable
    std::vector<std::pair<std::string, ConfigurationTree>> artdaqRecords = configManager->getNode("ARTDAQSupervisorTable").getChildren();

    unsigned int numberOfDataLoggers                = 0;
    unsigned int numberOfDataLoggerMetricParameters = 0;

    for(auto& artdaqPair : artdaqRecords)  // start main artdaq record loop
    {
        if(artdaqPair.second.getNode(colARTDAQSupervisor_.colLinkToDataLoggers_).isDisconnected())
            continue;

        std::vector<std::pair<std::string, ConfigurationTree>> dataLoggerRecords =
            artdaqPair.second.getNode(colARTDAQSupervisor_.colLinkToDataLoggers_).getChildren();

        for(auto& dataLoggerPair : dataLoggerRecords)  // start main dataLogger record loop
        {
            if(!dataLoggerPair.second.status())
                continue;

            numberOfDataLoggers++;

            try
            {
                if(dataLoggerPair.second.getNode("daqLink").isDisconnected())
                    continue;

                auto daqLink = dataLoggerPair.second.getNode("daqLink");

                if(daqLink.getNode("daqMetricsLink").isDisconnected())
                    continue;

                auto daqMetricsLinks = daqLink.getNode("daqMetricsLink").getChildren();
                for(auto& daqMetricsLink : daqMetricsLinks)  // start daqMetricsLinks record loop
                {
                    if(!daqMetricsLink.second.status())
                        continue;

                    if(daqMetricsLink.second.getNode("metricParametersLink").isDisconnected())
                        continue;

                    // ConfigurationTree slowControlsLink = configManager->getNode("ARTDAQMetricAlarmThresholdsTable");
                    ConfigurationTree slowControlsLink = dataLoggerPair.second.getNode("MetricAlarmThresholdsLink");

                    auto metricParametersLinks = daqMetricsLink.second.getNode("metricParametersLink").getChildren();
                    for(auto& metricParametersLink : metricParametersLinks)  // start daq MetricParametersLinks record loop
                    {
                        if(!metricParametersLink.second.status())
                            continue;

                        std::string subsystem = metricParametersLink.second.getNode("metricParameterValue")
                                                    .getValueWithDefault<std::string>(std::string("TDAQ_") + __ENV__("MU2E_OWNER"));
                        if(subsystem.find("Mu2e:") != std::string::npos)
                            subsystem = subsystem.replace(subsystem.find("Mu2e:"), 5, "");
                        while(subsystem.find("\"") != std::string::npos)
                            subsystem = subsystem.replace(subsystem.find("\""), 1, "");

                        numberOfDataLoggerMetricParameters =
                            slowControlsHandler(out, tabStr, commentStr, subsystem, dataLoggerPair.first, slowControlsLink, channelList);

                        __COUT__ << "DataLogger '" << dataLoggerPair.first << "' number of metrics for slow controls: " << numberOfDataLoggerMetricParameters
                                 << __E__;
                    }
                }
            }
            catch(const std::runtime_error& e)
            {
                __COUT_ERR__ << "Ignoring DataLogger error: " << e.what() << __E__;
            }
        }
    }

    return numberOfDataLoggerMetricParameters;
}  // end slowControlsHandlerConfig()

//==============================================================================
// return out file path
std::string ARTDAQDataLoggerTable::setFilePath() const { return SLOWCONTROL_PV_FILE_PATH; }

DEFINE_OTS_TABLE(ARTDAQDataLoggerTable)