Class PacketHeader (0.1.4)

PacketHeader(mapping=None, *, ignore_unknown_fields=False, **kwargs)

The message that represents packet header.

Attributes

Name Description
capture_time google.protobuf.timestamp_pb2.Timestamp
Input only. The capture time of the packet.
type_ google.cloud.visionai_v1.types.PacketType
Input only. Immutable. The type of the payload.
metadata google.protobuf.struct_pb2.Struct
Input only. This field is for users to attach user managed metadata.
server_metadata google.cloud.visionai_v1.types.ServerMetadata
Output only. Metadata that the server appends to each packet before sending it to receivers. You don't need to set a value for this field when sending packets.
series_metadata google.cloud.visionai_v1.types.SeriesMetadata
Input only. Immutable. Metadata that the server needs to know where to write the packets to. It's only required for the first packet.
flags int
Immutable. Packet flag set. SDK will set the flag automatically.
trace_context str
Immutable. Header string for tracing across services. It should be set when the packet is first arrived in the stream server. The input format is a lowercase hex string: - version_id: 1 byte, currently must be zero - hex encoded (2 characters) - trace_id: 16 bytes (opaque blob) - hex encoded (32 characters) - span_id: 8 bytes (opaque blob) - hex encoded (16 characters) - trace_options: 1 byte (LSB means tracing enabled) - hex encoded (2 characters) Example: "00-404142434445464748494a4b4c4d4e4f-6162636465666768-01" v trace_id span_id options