func measurementObjectiveEvaluate(context *ctp.ApiContext, item *Measurement) *ctp.HttpError {
item.Objective.Status = ctp.Terror
ctp.Log(context, ctp.DEBUG, "Evaluating objective: %s\n", item.Objective.Condition)
machine, err := jsmm.Compile(item.Objective.Condition)
if err != nil {
return ctp.NewBadRequestErrorf("Error in objective compilation - %s", err.Error())
}
if item.Result == nil {
item.Objective.Status = ctp.Ttrue
return nil
}
if context.DebugVM {
machine.DebugMode(true)
}
if err := importMeasurementResultInJSMM(machine, item.Result); err != nil {
return ctp.NewBadRequestErrorf("Error in objective evaluation while importing result - %s", err.Error)
}
v, exception := machine.Execute()
if exception != nil {
return ctp.NewBadRequestErrorf("Error in objective evaluation - %s", exception.Error())
}
if v != nil {
item.Objective.Status = ctp.ToBoolErr(v.ToBoolean())
}
return nil
}
func triggerCheckCondition(context *ctp.ApiContext, trigger *Trigger, measurement *Measurement) (bool, error) {
if measurement == nil {
measurementParams, ok := ctp.ParseLink(context.CtpBase, "@/measurements/$", trigger.Measurement)
if !ok {
return false, fmt.Errorf("Measurement URL is incorrect")
}
measurement = new(Measurement)
if !ctp.LoadResource(context, "measurements", ctp.Base64Id(measurementParams[0]), measurement) {
return false, fmt.Errorf("Measurement %s does not exist", ctp.ExpandLink(context.CtpBase, trigger.Measurement))
}
}
machine, err := jsmm.Compile(trigger.Condition)
if err != nil {
return false, ctp.NewBadRequestErrorf("Error in condition specification - %s", err.Error())
}
if context.DebugVM {
machine.DebugMode(true)
}
if measurement.State != "activated" {
return false, nil
}
if measurement.Result == nil {
ctp.Log(context, ctp.ERROR, "In /measurements/%s, the state is activated but the value is null.", measurement.Id)
return false, nil
}
if err := importMeasurementResultInJSMM(machine, measurement.Result); err != nil {
return false, err
}
v, exception := machine.Execute()
if exception != nil {
return false, fmt.Errorf("Failed to evaluate condition: %s", exception.Error())
}
return v.ToBoolean(), nil
}