metadata

package
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Published: Apr 9, 2022 License: Apache-2.0 Imports: 16 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

func RegisterMetadataServer

func RegisterMetadataServer(metadataSrv metadatapb.MetadataServer) func(*grpc.Server)

Types

type GRPCClient

type GRPCClient struct {
	// contains filtered or unexported fields
}

GRPCClient allows to retrieve metadata from local gRPC streaming server implementation. TODO(bwplotka): Switch to native gRPC transparent client->server adapter once available.

func NewGRPCClient

func NewGRPCClient(ts metadatapb.MetadataServer) *GRPCClient

func (*GRPCClient) MetricMetadata

type Prometheus

type Prometheus struct {
	// contains filtered or unexported fields
}

Prometheus implements metadatapb.Metadata gRPC service that allows to fetch metric metadata from Prometheus HTTP /api/v1/metadata endpoint.

func NewPrometheus

func NewPrometheus(base *url.URL, client *promclient.Client) *Prometheus

NewPrometheus creates a new metadata.Prometheus.

func (*Prometheus) MetricMetadata

MetricMetadata returns all specified metric metadata from Prometheus.

type Proxy

type Proxy struct {
	// contains filtered or unexported fields
}

Proxy implements metadatapb.Metadata gRPC that fanouts requests to given metadatapb.Metadata and deduplication on the way.

func NewProxy

func NewProxy(logger log.Logger, metadata func() []metadatapb.MetadataClient) *Proxy

NewProxy returns a new metadata.Proxy.

type UnaryClient

type UnaryClient interface {
	MetricMetadata(ctx context.Context, req *metadatapb.MetricMetadataRequest) (map[string][]metadatapb.Meta, storage.Warnings, error)
}

UnaryClient is a gRPC metadatapb.Metadata client which expands streaming metadata API. Useful for consumers that does not support streaming.

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