vlink::ProxyAPI::Info Struct Reference

Statistics and metadata for a single discovered topic endpoint. More...

#include <proxy_api.h>

Collaboration diagram for vlink::ProxyAPI::Info:

Public Attributes
uint32_t	type {0}
	Node type bitmask for this endpoint.
std::string	url
	Full topic URL, e.g. "dds://my/topic".
std::string	ser
	Serialisation type, e.g. "demo.proto.PointCloud".
SchemaType	schema {SchemaType::kUnknown}
	Coarse schema family of the payload.
Status	status {kInvalid}
	Activity status of the topic.
float	freq {0}
	Observed message frequency in messages/s.
uint64_t	rate {0}
	Observed throughput in bytes/s.
float	loss {0}
	Sample loss ratio in the range [0, 1].
float	latency {0}
	End-to-end latency in milliseconds.
std::vector< Process >	process_list
	List of connected publisher/subscriber processes.

Detailed Description

Statistics and metadata for a single discovered topic endpoint.

Delivered in batches via InfoCallback once per second. The fields freq, rate, loss, and latency are weighted moving averages computed over the last two 1-second collection intervals.

Member Data Documentation

freq

float vlink::ProxyAPI::Info::freq {0}

Observed message frequency in messages/s.

latency

float vlink::ProxyAPI::Info::latency {0}

End-to-end latency in milliseconds.

loss

float vlink::ProxyAPI::Info::loss {0}

Sample loss ratio in the range [0, 1].

process_list

std::vector<Process> vlink::ProxyAPI::Info::process_list

List of connected publisher/subscriber processes.

rate

uint64_t vlink::ProxyAPI::Info::rate {0}

Observed throughput in bytes/s.

schema

SchemaType vlink::ProxyAPI::Info::schema {SchemaType::kUnknown}

Coarse schema family of the payload.

ser

std::string vlink::ProxyAPI::Info::ser

Serialisation type, e.g. "demo.proto.PointCloud".

status

Status vlink::ProxyAPI::Info::status {kInvalid}

Activity status of the topic.

type

uint32_t vlink::ProxyAPI::Info::type {0}

Node type bitmask for this endpoint.

url

std::string vlink::ProxyAPI::Info::url

Full topic URL, e.g. "dds://my/topic".

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The documentation for this struct was generated from the following file:

• include/vlink/external/proxy_api.h