grafana/pkg/services/live/pipeline/frame_output_managed_stream.go

33 lines
898 B
Go

package pipeline
import (
"context"
"github.com/grafana/grafana/pkg/services/live/managedstream"
"github.com/grafana/grafana-plugin-sdk-go/data"
)
type ManagedStreamFrameOutput struct {
managedStream *managedstream.Runner
}
func NewManagedStreamFrameOutput(managedStream *managedstream.Runner) *ManagedStreamFrameOutput {
return &ManagedStreamFrameOutput{managedStream: managedStream}
}
const FrameOutputTypeManagedStream = "managedStream"
func (out *ManagedStreamFrameOutput) Type() string {
return FrameOutputTypeManagedStream
}
func (out *ManagedStreamFrameOutput) OutputFrame(_ context.Context, vars Vars, frame *data.Frame) ([]*ChannelFrame, error) {
stream, err := out.managedStream.GetOrCreateStream(vars.OrgID, vars.Scope, vars.Namespace)
if err != nil {
logger.Error("Error getting stream", "error", err)
return nil, err
}
return nil, stream.Push(vars.Path, frame)
}