mirror of
https://github.com/paulscherrerinstitute/sf_daq_buffer.git
synced 2026-04-22 20:24:39 +02:00
107 lines
3.2 KiB
C++
107 lines
3.2 KiB
C++
#include <iostream>
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#include <stdexcept>
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#include <RingBuffer.hpp>
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#include <BufferH5Writer.hpp>
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#include <FastQueue.hpp>
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#include "zmq.h"
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#include "buffer_config.hpp"
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#include "jungfrau.hpp"
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#include "BufferUdpReceiver.hpp"
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using namespace std;
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using namespace core_buffer;
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int main (int argc, char *argv[]) {
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if (argc != 5) {
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cout << endl;
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cout << "Usage: sf_buffer [device_name] [udp_port] [root_folder]";
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cout << "[source_id]";
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cout << endl;
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cout << "\tdevice_name: Name to write to disk.";
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cout << "\tudp_port: UDP port to connect to." << endl;
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cout << "\troot_folder: FS root folder." << endl;
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cout << "\tsource_id: ID of the source for live stream." << endl;
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cout << endl;
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exit(-1);
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}
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string device_name = string(argv[1]);
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int udp_port = atoi(argv[2]);
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string root_folder = string(argv[3]);
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int source_id = atoi(argv[4]);
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stringstream ipc_stream;
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ipc_stream << BUFFER_LIVE_IPC_URL << source_id;
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const auto ipc_address = ipc_stream.str();
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auto ctx = zmq_ctx_new();
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auto socket = zmq_socket(ctx, ZMQ_PUB);
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const int sndhwm = BUFFER_ZMQ_SNDHWM;
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if (zmq_setsockopt(socket, ZMQ_SNDHWM, &sndhwm, sizeof(sndhwm)) != 0)
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throw runtime_error(strerror (errno));
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const int linger_ms = 0;
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if (zmq_setsockopt(socket, ZMQ_LINGER, &linger_ms, sizeof(linger_ms)) != 0)
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throw runtime_error(strerror (errno));
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if (zmq_bind(socket, ipc_address.c_str()) != 0)
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throw runtime_error(strerror (errno));
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uint64_t stats_counter(0);
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uint64_t n_missed_packets = 0;
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uint64_t n_missed_frames = 0;
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uint64_t n_corrupted_frames = 0;
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uint64_t last_pulse_id = 0;
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BufferH5Writer writer(device_name, root_folder);
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BufferUdpReceiver receiver(udp_port, source_id);
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ModuleFrame metadata;
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auto frame_buffer = new char[MODULE_N_BYTES * JUNGFRAU_N_MODULES];
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while (true) {
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receiver.get_frame_from_udp(metadata, frame_buffer);
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writer.set_pulse_id(metadata.pulse_id);
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writer.write(&metadata, frame_buffer);
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zmq_send(socket, &metadata, sizeof(ModuleFrame), ZMQ_SNDMORE);
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zmq_send(socket, frame_buffer, MODULE_N_BYTES, 0);
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// TODO: Make real statistics, please.
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auto pulse_id = metadata.pulse_id;
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stats_counter++;
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if (metadata.n_received_packets < JUNGFRAU_N_PACKETS_PER_FRAME) {
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n_missed_packets +=
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JUNGFRAU_N_PACKETS_PER_FRAME - metadata.n_received_packets;
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n_corrupted_frames++;
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}
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if (last_pulse_id>0) {
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n_missed_frames += (pulse_id - last_pulse_id) - 1;
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}
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last_pulse_id = pulse_id;
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if (stats_counter == STATS_MODULO) {
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cout << "sf_buffer:device_name " << device_name;
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cout << " sf_buffer:pulse_id " << pulse_id;
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cout << " sf_buffer:n_missed_frames " << n_missed_frames;
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cout << " sf_buffer:n_missed_packets " << n_missed_packets;
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cout << " sf_buffer:n_corrupted_frames " << n_corrupted_frames;
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cout << endl;
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stats_counter = 0;
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n_missed_packets = 0;
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n_corrupted_frames = 0;
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n_missed_frames = 0;
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}
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}
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delete[] frame_buffer;
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}
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