Add A Pre Deprovision Hook

unikorn-cloud · Dec 6, 2024 · 1c82b01 · 1c82b01
1 parent 8f5afa3
commit 1c82b01
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Showing 3 changed files with 17 additions and 2 deletions.
diff --git a/charts/core/Chart.yaml b/charts/core/Chart.yaml
@@ -4,8 +4,8 @@ description: A Helm chart for deploying Unikorn Core
 
 type: application
 
-version: v0.1.86
-appVersion: v0.1.86
+version: v0.1.87
+appVersion: v0.1.87
 
 icon: https://assets.unikorn-cloud.org/images/logos/dark-on-light/icon.svg
 

diff --git a/pkg/provisioners/application/interfaces.go b/pkg/provisioners/application/interfaces.go
@@ -59,3 +59,10 @@ type Customizer interface {
 type PostProvisionHook interface {
 	PostProvision(ctx context.Context) error
 }
+
+// PreDeprovisionHook is an interface that lets an application deprovisioner run
+// a callback before deprovisioning an application e.g. to handle manual resource
+// deletion.
+type PreDeprovisionHook interface {
+	PreDeprovision(ctx context.Context) error
+}
diff --git a/pkg/provisioners/application/provisioner.go b/pkg/provisioners/application/provisioner.go
@@ -348,6 +348,14 @@ func (p *Provisioner) Provision(ctx context.Context) error {
 func (p *Provisioner) Deprovision(ctx context.Context) error {
 	log := log.FromContext(ctx)
 
+	if p.generator != nil {
+		if hook, ok := p.generator.(PreDeprovisionHook); ok {
+			if err := hook.PreDeprovision(ctx); err != nil {
+				return err
+			}
+		}
+	}
+
 	if err := p.initialize(ctx); err != nil {
 		return err
 	}