func (d *DummyIn) GetFieldRangeByName(name string, start time.Time, end time.Time) ([]common.Field, error) {
var err error
var startField common.Field
var midField common.Field
var endField common.Field
startTs := start.UnixNano()
endTs := end.UnixNano()
if startTs-endTs < 10 || endTs-startTs < 10 {
}
startField.Name = name
startField.Tags = make(map[string]string)
startField.Values = make(map[string]interface{})
startField.Values[`time`] = startTs
// same TS, emit only one record
if startTs == endTs {
return []common.Field{startField}, err
}
endField.Name = name
endField.Tags = make(map[string]string)
endField.Values = make(map[string]interface{})
endField.Values[`time`] = endTs
// very small spread, emit only start and end
if startTs-endTs < time.Second.Nanoseconds() || endTs-startTs < time.Second.Nanoseconds() {
return []common.Field{startField, endField}, err
}
midField.Name = name
midField.Tags = make(map[string]string)
midField.Values = make(map[string]interface{})
midField.Values[`time`] = (startTs + endTs) / 2
return []common.Field{startField, midField, endField}, err
}
func (influx *Influx09Input) GetFieldRangeByName(name string, start time.Time, end time.Time) ([]common.Field, error) {
var datapoints []common.Field
var err error
q := client.NewQuery(
fmt.Sprintf(`SELECT * FROM "%s" WHERE time > %d AND time < %d`,
name,
start.UnixNano(),
end.UnixNano()),
influx.Db,
`ns`,
)
res, err := influx.Client.Query(q)
if res.Error() != nil {
err = res.Error()
return datapoints, err
}
for _, result := range res.Results {
for _, ser := range result.Series {
columns := ser.Columns
for _, value := range ser.Values {
var f common.Field
f.Name = ser.Name
f.Tags = ser.Tags
f.Values = make(map[string]interface{})
for j, value := range value {
// influxdb lib is a bit funny
if w, ok := value.(json.Number); ok {
// check if it is an int or float
a, _ := w.Float64()
if a == float64(int64(a)) {
f.Values[columns[j]], _ = w.Int64()
} else {
f.Values[columns[j]] = a
}
} else {
f.Values[columns[j]] = value
}
}
datapoints = append(datapoints, f)
}
}
}
return datapoints, err
}