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evf::ParameterSetRetriever Class Reference

#include <EventFilter/Utilities/interface/ParameterSetRetriever.h>

List of all members.

Public Member Functions
std::string	getAsString () const
std::string	getHostString (const std::string &in) const
	ParameterSetRetriever (const std::string &in)
Private Attributes
std::string	pset
Static Private Attributes
static const std::string	dbheading = "db:"
static const std::string	fileheading = "file:"
static const std::string	webheading = "https://"

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Detailed Description

Definition at line 8 of file ParameterSetRetriever.h.

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Constructor & Destructor Documentation

evf::ParameterSetRetriever::ParameterSetRetriever

(

const std::string &

in

)

Definition at line 23 of file ParameterSetRetriever.cc.

References evf::SquidNet::check(), dbheading, error, fileheading, EgammaValidation_cff::filename, getHostString(), parsecf::pyparsing::line(), alivecheck_mergeAndRegister::msg, NULL, pset, webheading, and evf::write_data().

  {
    using std::string;
    using std::ostringstream; 
    using std::ifstream; 



    if (fileheading==in.substr(0,fileheading.size()))
      { 
        string filename=in.substr(fileheading.size());
        edm::LogInfo("psetRetriever")<<"filename is --> "<<filename<<" <--";
      
        string   line;
        ifstream configFile(filename.c_str());
        while(std::getline(configFile,line)) {
          pset+=line;
          pset+="\n";
        }
      }
    else if (webheading==in.substr(0,webheading.size()))
      {
        string hostname = getHostString(in);
        SquidNet sn(3128,"https://localhost:8000/RELEASE-NOTES.txt");    
        edm::LogInfo("psetRetriever")<<"Using cfg from " << in;
        CURL* han = curl_easy_init();
        if(han==0)
          {
            XCEPT_RAISE(evf::Exception,"could not create handle for web ParameterSet");     
          }

        struct curl_slist *headers=NULL; /* init to NULL is important */
        headers = curl_slist_append(headers, "Pragma:");
        curl_easy_setopt(han, CURLOPT_HTTPHEADER, headers);
        char error[CURL_ERROR_SIZE];
        if(sn.check())
          curl_easy_setopt(han, CURLOPT_PROXY, "localhost:3128");

        curl_easy_setopt(han, CURLOPT_URL, hostname.c_str());
        curl_easy_setopt(han, CURLOPT_VERBOSE);
        curl_easy_setopt(han, CURLOPT_NOSIGNAL);
        //      curl_easy_setopt(han, CURLOPT_TIMEOUT, 60.0L);

        curl_easy_setopt(han, CURLOPT_WRITEFUNCTION, &write_data);
        curl_easy_setopt(han, CURLOPT_WRITEDATA, &pset);
        curl_easy_setopt(han, CURLOPT_ERRORBUFFER, error);
        int success = curl_easy_perform(han);
        curl_slist_free_all(headers); /* free the header list */
        curl_easy_cleanup(han);

        if(success != 0)
          {
            ostringstream msg;
            msg <<  "could not get config from url " << in << " error #" 
                << success << " " << error;
            XCEPT_RAISE(evf::Exception,msg.str().c_str());
          }

      }
    else if (dbheading==in.substr(0,dbheading.size()))
      {
        XCEPT_RAISE(evf::Exception,"db access for ParameterSet not yet implemented");
      } 
    else
      {
        edm::LogInfo("psetRetriever")<<"Using string cfg from RunControl or XML";
        pset = in;
      }
  }

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Member Function Documentation

std::string evf::ParameterSetRetriever::getAsString

(

)

const

Definition at line 95 of file ParameterSetRetriever.cc.

References pset.

Referenced by stor::StorageManager::configureAction(), and evf::FUEventProcessor::initEventProcessor().

  {
    return pset;
  }

std::string evf::ParameterSetRetriever::getHostString

(

const std::string &

in

)

const

Definition at line 99 of file ParameterSetRetriever.cc.

References cmsBenchmark::host, path(), and webheading.

Referenced by ParameterSetRetriever().

  {
    using std::string;
    string innohttps = in.substr(webheading.size());
    string::size_type pos = innohttps.find(':',0);
    string host = innohttps.substr(0,pos);
    string path = innohttps.substr(pos);
    struct hostent *heb = gethostbyname(host.c_str());    
    struct hostent *he = gethostbyaddr(heb->h_addr_list[0], heb->h_length, heb->h_addrtype);
    string completehost = "https://";
    completehost += he->h_name;
    completehost += path;
    return completehost;
  }

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Member Data Documentation

const std::string evf::ParameterSetRetriever::dbheading = "db:" [static, private]

Definition at line 17 of file ParameterSetRetriever.h.

Referenced by ParameterSetRetriever().

const std::string evf::ParameterSetRetriever::fileheading = "file:" [static, private]

Definition at line 16 of file ParameterSetRetriever.h.

Referenced by ParameterSetRetriever().

std::string evf::ParameterSetRetriever::pset [private]

Definition at line 15 of file ParameterSetRetriever.h.

Referenced by getAsString(), and ParameterSetRetriever().

const std::string evf::ParameterSetRetriever::webheading = "https://" [static, private]

Definition at line 18 of file ParameterSetRetriever.h.

Referenced by getHostString(), and ParameterSetRetriever().

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The documentation for this class was generated from the following files:

• EventFilter/Utilities/interface/ParameterSetRetriever.h
• EventFilter/Utilities/src/ParameterSetRetriever.cc

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