Deletion

There are several ways to disable automatic deletion of things in argocd

Settings table

Setting	Level	Goal
finalizer	ApplicationSet	Permits to enable foreground/background deletion of Application
spec.syncPolicy.applicationsSync	ApplicationSet / Controller	Prevent an/all ApplicationSet delete applications
spec.syncPolicy.preserveResourcesOnDeletion	ApplicationSet	Does not delete Application resources whe the Applicationset is deleted
finalizer	Application	Non-cascade does not delete Application resources when the Application is deleted
spec.syncPolicy.automated	Application	If ommited, disables applying new changes
spec.syncPolicy.automated.prune	Application	"False" disables pruning resources not defined in the target state
dry-run mode	Controller	Prevent all ApplicationSet doing actions
argocd.argoproj.io/sync-options: Delete=false	Resource
argocd.argoproj.io/sync-options: Prune=false	Resource