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recorder.go
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recorder.go
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/*
* Copyright 2018- The Pixie Authors.
*
* 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.
*
* SPDX-License-Identifier: Apache-2.0
*/
package metrics
import (
"context"
"golang.org/x/sync/errgroup"
"px.dev/pixie/src/e2e_test/perf_tool/experimentpb"
"px.dev/pixie/src/e2e_test/perf_tool/pkg/cluster"
"px.dev/pixie/src/e2e_test/perf_tool/pkg/pixie"
)
// Recorder is an interface for all metric recorders.
type Recorder interface {
Start(ctx context.Context) error
Close()
}
// NewMetricsRecorder creates a new Recorder for the given MetricSpec.
func NewMetricsRecorder(pxCtx *pixie.Context, clusterCtx *cluster.Context, spec *experimentpb.MetricSpec, eg *errgroup.Group, resultCh chan<- *ResultRow) Recorder {
switch spec.MetricType.(type) {
case *experimentpb.MetricSpec_PxL:
return &pxlScriptRecorderImpl{
pxCtx: pxCtx,
spec: spec.GetPxL(),
eg: eg,
resultCh: resultCh,
}
case *experimentpb.MetricSpec_Prom:
return &prometheusRecorderImpl{
clusterCtx: clusterCtx,
spec: spec.GetProm(),
eg: eg,
resultCh: resultCh,
}
}
return nil
}