Store workspace last start and stop time in annotation

api/v1alpha1/workspace_types.go

@@ -66,6 +66,9 @@ const (
 	WorkspaceTemplateAnnKeyDeploymentName  = "workspace.cosmo-workspace.github.io/deployment"
 	WorkspaceTemplateAnnKeyServiceName     = "workspace.cosmo-workspace.github.io/service"
 	WorkspaceTemplateAnnKeyServiceMainPort = "workspace.cosmo-workspace.github.io/service-main-port"
+
+	WorkspaceAnnKeyLastStoppedAt = "workspace.cosmo-workspace.github.io/last-stopped-at"
+	WorkspaceAnnKeyLastStartedAt = "workspace.cosmo-workspace.github.io/last-started-at"
 )
 
 const (

hack/local-run-test/Makefile

@@ -315,11 +315,11 @@ apply-template: kubectl cosmoctl ## Apply template.
 add-user: kubectl cosmoctl ## add user
 	@echo ====== $@ ======
 	-cosmoctl user create tom --admin 2> /dev/null
-	-cosmoctl user create gryffindor-dev --role "gryffindor" 2> /dev/null
-	-cosmoctl user create gryffindor-admin --role "gryffindor-admin" 2> /dev/null
+	-cosmoctl user create gryffindor-dev --role "gryffindor" --addon resource-limitter --addon gryffindor-serviceaccount 2> /dev/null
+	-cosmoctl user create gryffindor-admin --role "gryffindor-admin" --addon resource-limitter --addon gryffindor-serviceaccount 2> /dev/null
 	-cosmoctl user create slytherin-dev --role "slytherin" 2> /dev/null
 	-cosmoctl user create slytherin-admin --role "slytherin-admin" 2> /dev/null
-	-cosmoctl user create grytherin --role "gryffindor,slytherin" 2> /dev/null
+	-cosmoctl user create grytherin --role "gryffindor,slytherin" --addon resource-limitter --addon gryffindor-serviceaccount 2> /dev/null
 	-cosmoctl user create ldapuser1 --admin --auth-type ldap 2> /dev/null
 	-cosmoctl user reset-password tom --password vvv
 	-cosmoctl user reset-password gryffindor-dev   --password xxxxxxxx

hack/local-run-test/templates/dev-code-server/cosmo-template.yaml

@@ -1,4 +1,4 @@
-# Generated by cosmoctl - cosmo v1.0.0-rc2 cosmo-workspace 2023
+# Generated by cosmoctl - cosmo v1.0.0-rc4 cosmo-workspace 2023
 apiVersion: cosmo-workspace.github.io/v1alpha1
 kind: Template
 metadata:

hack/local-run-test/templates/dev-code-server/gryffindor-template.yaml

@@ -1,4 +1,4 @@
-# Generated by cosmoctl - cosmo v1.0.0-rc2 cosmo-workspace 2023
+# Generated by cosmoctl - cosmo v1.0.0-rc4 cosmo-workspace 2023
 apiVersion: cosmo-workspace.github.io/v1alpha1
 kind: Template
 metadata:

internal/dashboard/__snapshots__/workspace_handler_test.snap

@@ -584,7 +584,10 @@ SnapShot = """
   \"metadata\": {
     \"name\": \"ws1\",
     \"namespace\": \"cosmo-user-admin-user\",
-    \"creationTimestamp\": null
+    \"creationTimestamp\": null,
+    \"annotations\": {
+      \"workspace.cosmo-workspace.github.io/last-stopped-at\": \"MASKED\"
+    }
   },
   \"spec\": {
     \"template\": {
@@ -643,7 +646,10 @@ SnapShot = """
   \"metadata\": {
     \"name\": \"ws1\",
     \"namespace\": \"cosmo-user-normal-user\",
-    \"creationTimestamp\": null
+    \"creationTimestamp\": null,
+    \"annotations\": {
+      \"workspace.cosmo-workspace.github.io/last-started-at\": \"MASKED\"
+    }
   },
   \"spec\": {
     \"template\": {

pkg/kosmo/workspace.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"sort"
+	"time"
 
 	"k8s.io/apimachinery/pkg/api/equality"
 	apierrs "k8s.io/apimachinery/pkg/api/errors"
@@ -13,6 +14,7 @@ import (
 
 	cosmov1alpha1 "github.com/cosmo-workspace/cosmo/api/v1alpha1"
 	"github.com/cosmo-workspace/cosmo/pkg/clog"
+	"github.com/cosmo-workspace/cosmo/pkg/kubeutil"
 	"github.com/cosmo-workspace/cosmo/pkg/workspace"
 )
 
@@ -137,6 +139,14 @@ func (c *Client) UpdateWorkspace(ctx context.Context, name, username string, opt
 		return nil, apierrs.NewBadRequest("no change")
 	}
 
+	if opts.Replicas != nil {
+		if *opts.Replicas == 0 {
+			kubeutil.SetAnnotation(ws, cosmov1alpha1.WorkspaceAnnKeyLastStoppedAt, time.Now().Format(time.RFC3339))
+		} else {
+			kubeutil.SetAnnotation(ws, cosmov1alpha1.WorkspaceAnnKeyLastStartedAt, time.Now().Format(time.RFC3339))
+		}
+	}
+
 	if err := c.Update(ctx, ws); err != nil {
 		log.Error(err, "failed to update workspace", "username", username, "workspace", ws.Name)
 		return nil, fmt.Errorf("failed to update workspace: %w", err)

pkg/kubeutil/utils.go

@@ -108,6 +108,15 @@ func GetAnnotation(obj AnnotationHolder, key string) string {
 	return ann[key]
 }
 
+func SetAnnotation(obj AnnotationHolder, key, value string) {
+	ann := obj.GetAnnotations()
+	if ann == nil {
+		ann = make(map[string]string)
+	}
+	ann[key] = value
+	obj.SetAnnotations(ann)
+}
+
 type LabelHolder interface {
 	GetLabels() map[string]string
 	SetLabels(map[string]string)

pkg/snap/object_snapshot.go

@@ -93,4 +93,13 @@ func RemoveDynamicFields(o client.Object) {
 		ownerRefs[i] = v
 	}
 	o.SetOwnerReferences(ownerRefs)
+
+	if ann := o.GetAnnotations(); ann != nil {
+		if _, ok := ann[cosmov1alpha1.WorkspaceAnnKeyLastStartedAt]; ok {
+			ann[cosmov1alpha1.WorkspaceAnnKeyLastStartedAt] = "MASKED"
+		}
+		if _, ok := ann[cosmov1alpha1.WorkspaceAnnKeyLastStoppedAt]; ok {
+			ann[cosmov1alpha1.WorkspaceAnnKeyLastStoppedAt] = "MASKED"
+		}
+	}
 }