/
graph.go
141 lines (121 loc) · 3.5 KB
/
graph.go
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package model
import (
"fmt"
MUtils "github.com/open-falcon/common/utils"
"math"
)
// DsType 即RRD中的Datasource的类型:GAUGE|COUNTER|DERIVE
type GraphItem struct {
Endpoint string `json:"endpoint"`
Metric string `json:"metric"`
Tags map[string]string `json:"tags"`
Value float64 `json:"value"`
Timestamp int64 `json:"timestamp"`
DsType string `json:"dstype"`
Step int `json:"step"`
Heartbeat int `json:"heartbeat"`
Min string `json:"min"`
Max string `json:"max"`
}
func (this *GraphItem) String() string {
return fmt.Sprintf(
"<Endpoint:%s, Metric:%s, Tags:%v, Value:%v, TS:%d %v DsType:%s, Step:%d, Heartbeat:%d, Min:%s, Max:%s>",
this.Endpoint,
this.Metric,
this.Tags,
this.Value,
this.Timestamp,
MUtils.UnixTsFormat(this.Timestamp),
this.DsType,
this.Step,
this.Heartbeat,
this.Min,
this.Max,
)
}
func (this *GraphItem) PrimaryKey() string {
return MUtils.PK(this.Endpoint, this.Metric, this.Tags)
}
func (t *GraphItem) Checksum() string {
return MUtils.Checksum(t.Endpoint, t.Metric, t.Tags)
}
func (this *GraphItem) UUID() string {
return MUtils.UUID(this.Endpoint, this.Metric, this.Tags, this.DsType, this.Step)
}
// ConsolFun 是RRD中的概念,比如:MIN|MAX|AVERAGE
type GraphQueryParam struct {
Start int64 `json:"start"`
End int64 `json:"end"`
ConsolFun string `json:"consolFuc"`
Endpoint string `json:"endpoint"`
Counter string `json:"counter"`
}
type GraphQueryResponse struct {
Endpoint string `json:"endpoint"`
Counter string `json:"counter"`
DsType string `json:"dstype"`
Step int `json:"step"`
Values []*RRDData `json:"Values"` //大写为了兼容已经再用这个api的用户
}
// 页面上已经可以看到DsType和Step了,直接带进查询条件,Graph更易处理
type GraphAccurateQueryParam struct {
Checksum string `json:"checksum"`
Start int64 `json:"start"`
End int64 `json:"end"`
ConsolFun string `json:"consolFuc"`
DsType string `json:"dsType"`
Step int `json:"step"`
}
type GraphAccurateQueryResponse struct {
Values []*RRDData `json:"values"`
}
type JsonFloat float64
func (v JsonFloat) MarshalJSON() ([]byte, error) {
f := float64(v)
if math.IsNaN(f) || math.IsInf(f, 0) {
return []byte("null"), nil
} else {
return []byte(fmt.Sprintf("%f", f)), nil
}
}
type RRDData struct {
Timestamp int64 `json:"timestamp"`
Value JsonFloat `json:"value"`
}
func NewRRDData(ts int64, val float64) *RRDData {
return &RRDData{Timestamp: ts, Value: JsonFloat(val)}
}
func (this *RRDData) String() string {
return fmt.Sprintf(
"<RRDData:Value:%v TS:%d %v>",
this.Value,
this.Timestamp,
MUtils.UnixTsFormat(this.Timestamp),
)
}
type GraphInfoParam struct {
Endpoint string `json:"endpoint"`
Counter string `json:"counter"`
}
type GraphInfoResp struct {
ConsolFun string `json:"consolFun"`
Step int `json:"step"`
Filename string `json:"filename"`
}
type GraphFullyInfo struct {
Endpoint string `json:"endpoint"`
Counter string `json:"counter"`
ConsolFun string `json:"consolFun"`
Step int `json:"step"`
Filename string `json:"filename"`
Addr string `json:"addr"`
}
type GraphLastParam struct {
Endpoint string `json:"endpoint"`
Counter string `json:"counter"`
}
type GraphLastResp struct {
Endpoint string `json:"endpoint"`
Counter string `json:"counter"`
Value *RRDData `json:"value"`
}