mirror of
https://github.com/paulscherrerinstitute/sf_daq_buffer.git
synced 2026-04-23 02:02:42 +02:00
99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
#include <iostream>
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#include <stdexcept>
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#include <RingBuffer.hpp>
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#include <UdpRecvModule.hpp>
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#include <FastH5Writer.hpp>
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#include "config.hpp"
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#include "jungfrau.hpp"
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#include "BufferUtils.hpp"
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using namespace std;
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int main (int argc, char *argv[]) {
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if (argc != 4) {
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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 << 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 << 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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RingBuffer<UdpFrameMetadata> ring_buffer(config::ring_buffer_n_slots);
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UdpRecvModule udp_module(ring_buffer);
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udp_module.start_recv(udp_port, JUNGFRAU_DATA_BYTES_PER_FRAME);
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string current_file("");
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uint64_t n_stat_out(0);
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uint64_t n_frames_with_missing_packets = 0;
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uint64_t n_missed_frames = 0;
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uint64_t last_pulse_id = 0;
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FastH5Writer writer(
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BufferUtils::FILE_MOD, 512, 1024, device_name, root_folder);
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writer.add_scalar_metadata<uint64_t>("pulse_id");
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writer.add_scalar_metadata<uint64_t>("frame_id");
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writer.add_scalar_metadata<uint32_t>("daq_rec");
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writer.add_scalar_metadata<uint16_t>("received_packets");
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while (true) {
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auto data = ring_buffer.read();
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if (data.first == nullptr) {
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this_thread::sleep_for(chrono::milliseconds(10));
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continue;
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}
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auto pulse_id = data.first->pulse_id;
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writer.set_pulse_id(pulse_id);
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writer.write_data(data.second);
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writer.write_metadata("pulse_id", data.first->pulse_id);
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writer.write_metadata("frame_id", data.first->frame_index);
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writer.write_metadata("daq_rec", data.first->daq_rec);
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writer.write_metadata(
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"received_packets", data.first->n_recv_packets);
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ring_buffer.release(data.first->buffer_slot_index);
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// TODO: Make real statistics, please.
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n_stat_out++;
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if (data.first->n_recv_packets < JUNGFRAU_N_PACKETS_PER_FRAME) {
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// TODO: Why not print the actual number of lost packets?!
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n_frames_with_missing_packets++;
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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 (n_stat_out == 500) {
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cout << "device_name " << device_name;
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cout << " pulse_id " << pulse_id;
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cout << " n_missed_frames " << n_missed_frames;
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cout << " f_with_miss_p " << n_frames_with_missing_packets;
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cout << endl;
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n_stat_out = 0;
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n_frames_with_missing_packets = 0;
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n_missed_frames = 0;
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}
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}
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}
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