measure

Documentation

Overview

Licensed to Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. Apache Software Foundation (ASF) licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Licensed to Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. Apache Software Foundation (ASF) licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Index

• Variables
• type Measure
• type Query
• type Service
  • func NewService(_ context.Context, metadata metadata.Repo, repo discovery.ServiceRepo, ...) (Service, error)

Variables

var (
	ErrMalformedElement   = errors.New("element is malformed")
	ErrMalformedFieldFlag = errors.New("field flag is malformed")

	TagFlag []byte = make([]byte, fieldFlagLength)
)

var (
	ErrEmptyRootPath   = errors.New("root path is empty")
	ErrMeasureNotExist = errors.New("measure doesn't exist")
)

var (
	ErrTagFamilyNotExist = errors.New("tag family doesn't exist")
)

Types

type Measure

type Measure interface {
	io.Closer
	Write(value *measurev1.DataPointValue) error
	Shards(entity tsdb.Entity) ([]tsdb.Shard, error)
	Shard(id common.ShardID) (tsdb.Shard, error)
	ParseTagFamily(family string, item tsdb.Item) (*modelv1.TagFamily, error)
	ParseField(name string, item tsdb.Item) (*measurev1.DataPoint_Field, error)
	GetSchema() *databasev1.Measure
	GetIndexRules() []*databasev1.IndexRule
}

type Query

type Query interface {
	LoadGroup(name string) (resourceSchema.Group, bool)
	Measure(measure *commonv1.Metadata) (Measure, error)
}

type Service

type Service interface {
	run.PreRunner
	run.Config
	run.Service
	Query
}

func NewService

func NewService(_ context.Context, metadata metadata.Repo, repo discovery.ServiceRepo, pipeline queue.Queue) (Service, error)

NewService returns a new service