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Merge pull request #31163 from hashicorp/jbardin/plan-destroy
Use plan graph builder for destroy
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,115 +1,17 @@ | ||
| package terraform | ||
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| import ( | ||
| "github.com/hashicorp/terraform/internal/addrs" | ||
| "github.com/hashicorp/terraform/internal/configs" | ||
| "github.com/hashicorp/terraform/internal/dag" | ||
| "github.com/hashicorp/terraform/internal/states" | ||
| "github.com/hashicorp/terraform/internal/tfdiags" | ||
| ) | ||
|
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| // DestroyPlanGraphBuilder implements GraphBuilder and is responsible for | ||
| // planning a pure-destroy. | ||
| // | ||
| // Planning a pure destroy operation is simple because we can ignore most | ||
| // ordering configuration and simply reverse the state. This graph mainly | ||
| // exists for targeting, because we need to walk the destroy dependencies to | ||
| // ensure we plan the required resources. Without the requirement for | ||
| // targeting, the plan could theoretically be created directly from the state. | ||
| type DestroyPlanGraphBuilder struct { | ||
| // Config is the configuration tree to build the plan from. | ||
| Config *configs.Config | ||
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| // State is the current state | ||
| State *states.State | ||
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| // RootVariableValues are the raw input values for root input variables | ||
| // given by the caller, which we'll resolve into final values as part | ||
| // of the plan walk. | ||
| RootVariableValues InputValues | ||
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| // Plugins is a library of plug-in components (providers and | ||
| // provisioners) available for use. | ||
| Plugins *contextPlugins | ||
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| // Targets are resources to target | ||
| Targets []addrs.Targetable | ||
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| // If set, skipRefresh will cause us stop skip refreshing any existing | ||
| // resource instances as part of our planning. This will cause us to fail | ||
| // to detect if an object has already been deleted outside of Terraform. | ||
| skipRefresh bool | ||
| } | ||
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| // See GraphBuilder | ||
| func (b *DestroyPlanGraphBuilder) Build(path addrs.ModuleInstance) (*Graph, tfdiags.Diagnostics) { | ||
| return (&BasicGraphBuilder{ | ||
| Steps: b.Steps(), | ||
| Name: "DestroyPlanGraphBuilder", | ||
| }).Build(path) | ||
| } | ||
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| // See GraphBuilder | ||
| func (b *DestroyPlanGraphBuilder) Steps() []GraphTransformer { | ||
| concreteResourceInstance := func(a *NodeAbstractResourceInstance) dag.Vertex { | ||
| func DestroyPlanGraphBuilder(p *PlanGraphBuilder) GraphBuilder { | ||
| p.ConcreteResourceInstance = func(a *NodeAbstractResourceInstance) dag.Vertex { | ||
| return &NodePlanDestroyableResourceInstance{ | ||
| NodeAbstractResourceInstance: a, | ||
| skipRefresh: b.skipRefresh, | ||
| } | ||
| } | ||
| concreteResourceInstanceDeposed := func(a *NodeAbstractResourceInstance, key states.DeposedKey) dag.Vertex { | ||
| return &NodePlanDeposedResourceInstanceObject{ | ||
| NodeAbstractResourceInstance: a, | ||
| DeposedKey: key, | ||
| skipRefresh: b.skipRefresh, | ||
| } | ||
| } | ||
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| concreteProvider := func(a *NodeAbstractProvider) dag.Vertex { | ||
| return &NodeApplyableProvider{ | ||
| NodeAbstractProvider: a, | ||
| skipRefresh: p.skipRefresh, | ||
| } | ||
| } | ||
| p.destroy = true | ||
|
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| steps := []GraphTransformer{ | ||
| // Creates nodes for the resource instances tracked in the state. | ||
| &StateTransformer{ | ||
| ConcreteCurrent: concreteResourceInstance, | ||
| ConcreteDeposed: concreteResourceInstanceDeposed, | ||
| State: b.State, | ||
| }, | ||
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| // Create the delete changes for root module outputs. | ||
| &OutputTransformer{ | ||
| Config: b.Config, | ||
| Destroy: true, | ||
| }, | ||
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| // Attach the state | ||
| &AttachStateTransformer{State: b.State}, | ||
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| // Attach the configuration to any resources | ||
| &AttachResourceConfigTransformer{Config: b.Config}, | ||
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| transformProviders(concreteProvider, b.Config), | ||
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| // Destruction ordering. We require this only so that | ||
| // targeting below will prune the correct things. | ||
| &DestroyEdgeTransformer{ | ||
| Config: b.Config, | ||
| State: b.State, | ||
| }, | ||
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| &TargetsTransformer{Targets: b.Targets}, | ||
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| // Close opened plugin connections | ||
| &CloseProviderTransformer{}, | ||
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| // Close the root module | ||
| &CloseRootModuleTransformer{}, | ||
|
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| &TransitiveReductionTransformer{}, | ||
| } | ||
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| return steps | ||
| return p | ||
| } |
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