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clean_runner.go
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clean_runner.go
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package runner
import (
"context"
"github.com/buildbarn/bb-remote-execution/pkg/cleaner"
runner_pb "github.com/buildbarn/bb-remote-execution/pkg/proto/runner"
"google.golang.org/protobuf/types/known/emptypb"
)
type cleanRunner struct {
base runner_pb.RunnerServer
idleInvoker *cleaner.IdleInvoker
}
// NewCleanRunner is a decorator for Runner that calls into an
// IdleInvoker before and after running a build action.
//
// This decorator can be used to run cleanup tasks that are needed to be
// performed to bring the execution environment in a consistent state
// (e.g., scrubbing the process table, removing stale temporary files).
func NewCleanRunner(base runner_pb.RunnerServer, idleInvoker *cleaner.IdleInvoker) runner_pb.RunnerServer {
return &cleanRunner{
base: base,
idleInvoker: idleInvoker,
}
}
func (r *cleanRunner) Run(ctx context.Context, request *runner_pb.RunRequest) (*runner_pb.RunResponse, error) {
if err := r.idleInvoker.Acquire(ctx); err != nil {
return nil, err
}
response, err1 := r.base.Run(ctx, request)
err2 := r.idleInvoker.Release(ctx)
if err1 != nil {
return nil, err1
}
return response, err2
}
func (r *cleanRunner) CheckReadiness(ctx context.Context, request *runner_pb.CheckReadinessRequest) (*emptypb.Empty, error) {
if err := r.idleInvoker.Acquire(ctx); err != nil {
return nil, err
}
response, err1 := r.base.CheckReadiness(ctx, request)
err2 := r.idleInvoker.Release(ctx)
if err1 != nil {
return nil, err1
}
return response, err2
}