Initial Version

.github/workflows/build.yml

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+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build-and-push:
+    uses: ls1intum/.github/.github/workflows/build-and-push-docker-image.yml@feat/docker-run-network
+    with:
+      docker-file: Dockerfile
+      image-name: ghcr.io/ls1intum/theia/garbage-collector
+      docker-context: .
+      tags: "2024-12-02"
+      network: "host"
+    secrets: inherit

.gitignore

@@ -0,0 +1 @@
+/.idea/

Dockerfile

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+FROM golang:1.23.3
+LABEL authors="iyannsch"
+
+WORKDIR /app
+COPY go.mod go.sum ./
+
+RUN go mod download
+
+COPY api/ api/
+COPY clientset/ clientset/
+COPY *.go ./
+
+RUN go build -o /garbage-collector
+
+ENTRYPOINT ["/garbage-collector"]

api/types/v1beta5/deepcopy.go

@@ -0,0 +1,46 @@
+package v1beta5
+
+import (
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+// Required for the K8s API to accept the CRDs as types
+
+// DeepCopyInto copies all properties of this object into another object of the
+// same type that is provided as a pointer.
+func (in *Workspace) DeepCopyInto(out *Workspace) {
+	out.TypeMeta = in.TypeMeta
+	out.ObjectMeta = in.ObjectMeta
+	out.Spec = WorkspaceSpec{
+		Name:          in.Spec.Name,
+		Label:         in.Spec.Label,
+		AppDefinition: in.Spec.AppDefinition,
+		User:          in.Spec.User,
+		Storage:       in.Spec.Storage,
+		Options:       in.Spec.Options,
+	}
+}
+
+// DeepCopyObject returns a generically typed copy of an object
+func (in *Workspace) DeepCopyObject() runtime.Object {
+	out := Workspace{}
+	in.DeepCopyInto(&out)
+
+	return &out
+}
+
+// DeepCopyObject returns a generically typed copy of an object
+func (in *WorkspaceList) DeepCopyObject() runtime.Object {
+	out := WorkspaceList{}
+	out.TypeMeta = in.TypeMeta
+	out.ListMeta = in.ListMeta
+
+	if in.Items != nil {
+		out.Items = make([]Workspace, len(in.Items))
+		for i := range in.Items {
+			in.Items[i].DeepCopyInto(&out.Items[i])
+		}
+	}
+
+	return &out
+}

api/types/v1beta5/register.go

@@ -0,0 +1,27 @@
+package v1beta5
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+const GroupName = "theia.cloud"
+const GroupVersion = "v1beta5"
+
+var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: GroupVersion}
+
+var (
+	SchemeBuilder = runtime.NewSchemeBuilder(addKnownTypes)
+	AddToScheme   = SchemeBuilder.AddToScheme
+)
+
+func addKnownTypes(scheme *runtime.Scheme) error {
+	scheme.AddKnownTypes(SchemeGroupVersion,
+		&Workspace{},
+		&WorkspaceList{},
+	)
+
+	metav1.AddToGroupVersion(scheme, SchemeGroupVersion)
+	return nil
+}

api/types/v1beta5/workspace.go

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+package v1beta5
+
+import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
+// WorkspaceSpec defines the desired state of Workspace
+type WorkspaceSpec struct {
+	Name          string            `json:"name,omitempty"`
+	Label         string            `json:"label,omitempty"`
+	AppDefinition string            `json:"appDefinition,omitempty"`
+	User          string            `json:"user,omitempty"`
+	Storage       string            `json:"storage,omitempty"`
+	Options       map[string]string `json:"options,omitempty"`
+}
+
+// WorkspaceStatus defines the observed state of Workspace
+type WorkspaceStatus struct {
+	OperatorStatus  string `json:"operatorStatus,omitempty"`
+	OperatorMessage string `json:"operatorMessage,omitempty"`
+	VolumeClaim     struct {
+		Status  string `json:"status,omitempty"`
+		Message string `json:"message,omitempty"`
+	} `json:"volumeClaim,omitempty"`
+	VolumeAttach struct {
+		Status  string `json:"status,omitempty"`
+		Message string `json:"message,omitempty"`
+	} `json:"volumeAttach,omitempty"`
+	Error string `json:"error,omitempty"`
+}
+
+// Workspace is the Schema for the Workspaces API
+type Workspace struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+	Spec              WorkspaceSpec   `json:"spec,omitempty"`
+	Status            WorkspaceStatus `json:"status,omitempty"`
+}
+
+// WorkspaceList contains a list of Workspace
+type WorkspaceList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []Workspace `json:"items"`
+}

clientset/v1beta5/api.go

@@ -0,0 +1,38 @@
+package v1beta5
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/client-go/kubernetes/scheme"
+	"k8s.io/client-go/rest"
+	"theia-workspace-garbage-collector/api/types/v1beta5"
+)
+
+type V1Beta5Interface interface {
+	Workspace(namespace string) WorkspaceInterface
+}
+
+type V1Beta5Client struct {
+	restClient rest.Interface
+}
+
+func NewForConfig(c *rest.Config) (*V1Beta5Client, error) {
+	config := *c
+	config.ContentConfig.GroupVersion = &schema.GroupVersion{Group: v1beta5.GroupName, Version: v1beta5.GroupVersion}
+	config.APIPath = "/apis"
+	config.NegotiatedSerializer = scheme.Codecs.WithoutConversion()
+	config.UserAgent = rest.DefaultKubernetesUserAgent()
+
+	client, err := rest.RESTClientFor(&config)
+	if err != nil {
+		return nil, err
+	}
+
+	return &V1Beta5Client{restClient: client}, nil
+}
+
+func (c *V1Beta5Client) Workspaces(namespace string) WorkspaceInterface {
+	return &workspaceClient{
+		restClient: c.restClient,
+		ns:         namespace,
+	}
+}

clientset/v1beta5/projects.go

@@ -0,0 +1,58 @@
+package v1beta5
+
+import (
+	"context"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/client-go/kubernetes/scheme"
+	"k8s.io/client-go/rest"
+	"theia-workspace-garbage-collector/api/types/v1beta5"
+)
+
+type WorkspaceInterface interface {
+	List(opts metav1.ListOptions) (*v1beta5.WorkspaceList, error)
+	Get(name string, opts metav1.GetOptions) (*v1beta5.Workspace, error)
+	Delete(name string, opts metav1.DeleteOptions) error
+}
+
+type workspaceClient struct {
+	restClient rest.Interface
+	ns         string
+}
+
+func (c *workspaceClient) List(opts metav1.ListOptions) (*v1beta5.WorkspaceList, error) {
+	result := v1beta5.WorkspaceList{}
+	err := c.restClient.
+		Get().
+		Namespace(c.ns).
+		Resource("workspaces").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Do(context.TODO()).
+		Into(&result)
+
+	return &result, err
+}
+
+func (c *workspaceClient) Get(name string, opts metav1.GetOptions) (*v1beta5.Workspace, error) {
+	result := v1beta5.Workspace{}
+	err := c.restClient.
+		Get().
+		Namespace(c.ns).
+		Resource("workspaces").
+		Name(name).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Do(context.TODO()).
+		Into(&result)
+
+	return &result, err
+}
+
+func (c *workspaceClient) Delete(name string, opts metav1.DeleteOptions) error {
+	return c.restClient.
+		Delete().
+		Namespace(c.ns).
+		Resource("workspaces").
+		Name(name).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Do(context.TODO()).
+		Error()
+}

go.mod

@@ -0,0 +1,61 @@
+module theia-workspace-garbage-collector
+
+go 1.23.3
+
+require (
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
+	github.com/evanphx/json-patch/v5 v5.9.0 // indirect
+	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
+	github.com/go-openapi/jsonpointer v0.19.6 // indirect
+	github.com/go-openapi/jsonreference v0.20.2 // indirect
+	github.com/go-openapi/swag v0.22.4 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/google/gnostic-models v0.6.8 // indirect
+	github.com/google/go-cmp v0.6.0 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/imdario/mergo v0.3.6 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/prometheus/client_golang v1.19.1 // indirect
+	github.com/prometheus/client_model v0.6.1 // indirect
+	github.com/prometheus/common v0.55.0 // indirect
+	github.com/prometheus/procfs v0.15.1 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
+	golang.org/x/exp v0.0.0-20230515195305-f3d0a9c9a5cc // indirect
+	golang.org/x/net v0.26.0 // indirect
+	golang.org/x/oauth2 v0.21.0 // indirect
+	golang.org/x/sys v0.21.0 // indirect
+	golang.org/x/term v0.21.0 // indirect
+	golang.org/x/text v0.16.0 // indirect
+	golang.org/x/time v0.3.0 // indirect
+	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
+	google.golang.org/protobuf v1.34.2 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/api v0.31.3 // indirect
+	k8s.io/apiextensions-apiserver v0.31.0 // indirect
+	k8s.io/apimachinery v0.31.3 // indirect
+	k8s.io/client-go v0.31.3 // indirect
+	k8s.io/klog/v2 v2.130.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
+	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 // indirect
+	sigs.k8s.io/controller-runtime v0.19.2 // indirect
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
+	sigs.k8s.io/yaml v1.4.0 // indirect
+)