added k8s stub adapter for execution environment

internal/runner/kubernetes_runner.go

@@ -0,0 +1,107 @@
+package runner
+
+import (
+	"context"
+	"fmt"
+	"github.com/openHPI/poseidon/internal/kubernetes"
+	"github.com/openHPI/poseidon/internal/nomad"
+	"github.com/openHPI/poseidon/pkg/dto"
+	"github.com/openHPI/poseidon/pkg/monitoring"
+	"github.com/openHPI/poseidon/pkg/storage"
+	"io"
+	v1 "k8s.io/api/core/v1"
+	"net/http"
+	"time"
+)
+
+// NomadJob is an abstraction to communicate with Nomad environments.
+type KubernetesDeployment struct {
+	InactivityTimer
+	executions   storage.Storage[*dto.ExecutionRequest]
+	id           string
+	portMappings []v1.ContainerPort
+	api          kubernetes.ExecutorAPI
+	onDestroy    DestroyRunnerHandler
+	ctx          context.Context
+	cancel       context.CancelFunc
+}
+
+func (r *KubernetesDeployment) MappedPorts() []*dto.MappedPort {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) StoreExecution(id string, executionRequest *dto.ExecutionRequest) {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) ExecutionExists(id string) bool {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) ExecuteInteractively(id string, stdin io.ReadWriter, stdout, stderr io.Writer, ctx context.Context) (exit <-chan ExitInfo, cancel context.CancelFunc, err error) {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) ListFileSystem(path string, recursive bool, result io.Writer, privilegedExecution bool, ctx context.Context) error {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) UpdateFileSystem(request *dto.UpdateFileSystemRequest, ctx context.Context) error {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) GetFileContent(path string, content http.ResponseWriter, privilegedExecution bool, ctx context.Context) error {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) Destroy(reason DestroyReason) error {
+	//TODO implement me
+	panic("implement me")
+}
+
+func (r *KubernetesDeployment) ID() string {
+	return r.id
+}
+
+func (r *KubernetesDeployment) Environment() dto.EnvironmentID {
+	id, err := nomad.EnvironmentIDFromRunnerID(r.ID())
+	if err != nil {
+		log.WithError(err).Error("Runners must have correct IDs")
+	}
+	return id
+}
+
+// NewNomadJob creates a new NomadJob with the provided id.
+// The InactivityTimer is used actively. It executes onDestroy when it has expired.
+// The InactivityTimer is persisted in Nomad by the runner manager's Claim Function.
+func NewKubernetesDeployment(id string, portMappings []v1.ContainerPort,
+	apiClient kubernetes.ExecutorAPI, onDestroy DestroyRunnerHandler,
+) *KubernetesDeployment {
+	ctx := context.WithValue(context.Background(), dto.ContextKey(dto.KeyRunnerID), id)
+	ctx, cancel := context.WithCancel(ctx)
+	job := &KubernetesDeployment{
+		id:           id,
+		portMappings: portMappings,
+		api:          apiClient,
+		onDestroy:    onDestroy,
+		ctx:          ctx,
+		cancel:       cancel,
+	}
+	job.executions = storage.NewMonitoredLocalStorage[*dto.ExecutionRequest](
+		monitoring.MeasurementExecutionsNomad, monitorExecutionsRunnerID(job.Environment(), id), time.Minute, ctx)
+	job.InactivityTimer = NewInactivityTimer(job, func(r Runner) error {
+		err := r.Destroy(ErrorRunnerInactivityTimeout)
+		if err != nil {
+			err = fmt.Errorf("NomadJob: %w", err)
+		}
+		return err
+	})
+	return job
+}