mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-09 00:00:00 +01:00
128 lines
2.8 KiB
C++
128 lines
2.8 KiB
C++
/** Dump fields and values in a socket to plot them with villasDump.py.
|
|
*
|
|
* @author Manuel Pitz <manuel.pitz@eonerc.rwth-aachen.de>
|
|
* @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
|
|
* @license Apache 2.0
|
|
*********************************************************************************/
|
|
|
|
#include <sys/socket.h>
|
|
#include <sys/types.h>
|
|
#include <sys/un.h>
|
|
#include <unistd.h>
|
|
|
|
#include <sstream>
|
|
#include <cstring>
|
|
|
|
#include <villas/dumper.hpp>
|
|
|
|
using namespace villas;
|
|
using namespace villas::node;
|
|
|
|
Dumper::Dumper() :
|
|
active(false),
|
|
socketFd(0),
|
|
socketPath(""),
|
|
supressRepeatedWarning(true),
|
|
warningCounter(0),
|
|
logger(logging.get("dumper"))
|
|
{}
|
|
|
|
Dumper::~Dumper() {
|
|
closeSocket();
|
|
}
|
|
|
|
bool Dumper::isActive()
|
|
{
|
|
return active;
|
|
}
|
|
|
|
int Dumper::setActive()
|
|
{
|
|
active = true;
|
|
return 1;
|
|
}
|
|
|
|
int Dumper::openSocket()
|
|
{
|
|
socketFd = socket(AF_LOCAL, SOCK_STREAM, 0);
|
|
if (socketFd < 0) {
|
|
logger->info("Error creating socket {}", socketPath);
|
|
return -1;
|
|
}
|
|
|
|
sockaddr_un socketaddrUn;
|
|
socketaddrUn.sun_family = AF_UNIX;
|
|
strcpy(socketaddrUn.sun_path, socketPath.c_str());
|
|
|
|
int ret = connect(socketFd, (struct sockaddr *) &socketaddrUn, sizeof(socketaddrUn));
|
|
if (!ret)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int Dumper::closeSocket()
|
|
{
|
|
int ret = close(socketFd);
|
|
if (!ret)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int Dumper::setPath(const std::string &socketPathIn)
|
|
{
|
|
socketPath = socketPathIn;
|
|
return 1;
|
|
}
|
|
|
|
void Dumper::writeDataBinary(unsigned len, double *yData, double *xData)
|
|
{
|
|
|
|
if (warningCounter > 10)
|
|
return;
|
|
|
|
if (yData == nullptr)
|
|
return;
|
|
|
|
unsigned dataLen = len * sizeof(double);
|
|
ssize_t bytesWritten = write(socketFd, &dataLen, sizeof(dataLen));
|
|
if ((size_t) bytesWritten != sizeof(len)) {
|
|
logger->warn("Could not send all content (Len) to socket {}", socketPath);
|
|
warningCounter++;
|
|
}
|
|
|
|
static const char buf[] = "d000";
|
|
bytesWritten = write(socketFd, buf, sizeof(buf));
|
|
if (bytesWritten != sizeof(buf)) {
|
|
logger->warn("Could not send all content (Type) to socket {}", socketPath);
|
|
warningCounter++;
|
|
}
|
|
|
|
bytesWritten = write(socketFd, yData, dataLen );
|
|
if (bytesWritten != (ssize_t) dataLen && (!supressRepeatedWarning || warningCounter <1 )) {
|
|
logger->warn("Could not send all content (Data) to socket {}", socketPath);
|
|
warningCounter++;
|
|
}
|
|
}
|
|
|
|
void Dumper::writeDataCSV(unsigned len, double *yData, double *xData)
|
|
{
|
|
for (unsigned i = 0; i < len; i++) {
|
|
std::stringstream ss;
|
|
|
|
ss << yData[i];
|
|
|
|
if (xData != nullptr)
|
|
ss << ";" << xData[i];
|
|
|
|
ss << std::endl;
|
|
|
|
auto str = ss.str();
|
|
auto bytesWritten = write(socketFd, str.c_str(), str.length());
|
|
if ((size_t) bytesWritten != str.length() && (!supressRepeatedWarning || warningCounter < 1)) {
|
|
logger->warn("Could not send all content to socket {}", socketPath);
|
|
warningCounter++;
|
|
}
|
|
}
|
|
}
|