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model.go
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model.go
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/**
* Copyright 2018 Comcast Cable Communications Management, LLC
* Licensed 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.
*/
package main
import (
"net/http"
"net/url"
"sync"
"github.com/prometheus/common/model"
)
// PrometheusVectorEnvelope represents a Vector response object from the Prometheus HTTP API
type PrometheusVectorEnvelope struct {
Status string `json:"status"`
Data PrometheusVectorData `json:"data"`
}
// PrometheusVectorData represents the Data body of a Vector response object from the Prometheus HTTP API
type PrometheusVectorData struct {
ResultType string `json:"resultType"`
Result model.Vector `json:"result"`
}
// PrometheusMatrixEnvelope represents a Matrix response object from the Prometheus HTTP API
type PrometheusMatrixEnvelope struct {
Status string `json:"status"`
Data PrometheusMatrixData `json:"data"`
}
// PrometheusMatrixData represents the Data body of a Matrix response object from the Prometheus HTTP API
type PrometheusMatrixData struct {
ResultType string `json:"resultType"`
Result model.Matrix `json:"result"`
}
// ClientRequestContext contains the objects needed to fulfull a client request
type ClientRequestContext struct {
Request *http.Request
Writer http.ResponseWriter
CacheKey string
CacheLookupResult string
Matrix PrometheusMatrixEnvelope
Origin PrometheusOriginConfig
RequestParams url.Values
RequestExtents MatrixExtents
OriginUpperExtents MatrixExtents
OriginLowerExtents MatrixExtents
StepParam string
StepMS int64
Time int64
WaitGroup sync.WaitGroup
}
// MatrixExtents describes the start and end epoch times (in ms) for a given range of data
type MatrixExtents struct {
Start int64
End int64
}