vendor/github.com/hashicorp/terraform/terraform/node_resource_plan_orphan.go

   1 package terraform
   2
   3 import (
   4         "github.com/hashicorp/terraform/plans"
   5         "github.com/hashicorp/terraform/providers"
   6         "github.com/hashicorp/terraform/states"
   7 )
   8
   9 // NodePlannableResourceInstanceOrphan represents a resource that is "applyable":
  10 // it is ready to be applied and is represented by a diff.
  11 type NodePlannableResourceInstanceOrphan struct {
  12         *NodeAbstractResourceInstance
  13 }
  14
  15 var (
  16         _ GraphNodeSubPath              = (*NodePlannableResourceInstanceOrphan)(nil)
  17         _ GraphNodeReferenceable        = (*NodePlannableResourceInstanceOrphan)(nil)
  18         _ GraphNodeReferencer           = (*NodePlannableResourceInstanceOrphan)(nil)
  19         _ GraphNodeResource             = (*NodePlannableResourceInstanceOrphan)(nil)
  20         _ GraphNodeResourceInstance     = (*NodePlannableResourceInstanceOrphan)(nil)
  21         _ GraphNodeAttachResourceConfig = (*NodePlannableResourceInstanceOrphan)(nil)
  22         _ GraphNodeAttachResourceState  = (*NodePlannableResourceInstanceOrphan)(nil)
  23         _ GraphNodeEvalable             = (*NodePlannableResourceInstanceOrphan)(nil)
  24 )
  25
  26 var (
  27         _ GraphNodeEvalable = (*NodePlannableResourceInstanceOrphan)(nil)
  28 )
  29
  30 func (n *NodePlannableResourceInstanceOrphan) Name() string {
  31         return n.ResourceInstanceAddr().String() + " (orphan)"
  32 }
  33
  34 // GraphNodeEvalable
  35 func (n *NodePlannableResourceInstanceOrphan) EvalTree() EvalNode {
  36         addr := n.ResourceInstanceAddr()
  37
  38         // Declare a bunch of variables that are used for state during
  39         // evaluation. Most of this are written to by-address below.
  40         var change *plans.ResourceInstanceChange
  41         var state *states.ResourceInstanceObject
  42         var provider providers.Interface
  43         var providerSchema *ProviderSchema
  44
  45         return &EvalSequence{
  46                 Nodes: []EvalNode{
  47                         &EvalGetProvider{
  48                                 Addr:   n.ResolvedProvider,
  49                                 Output: &provider,
  50                                 Schema: &providerSchema,
  51                         },
  52                         &EvalReadState{
  53                                 Addr:           addr.Resource,
  54                                 Provider:       &provider,
  55                                 ProviderSchema: &providerSchema,
  56
  57                                 Output: &state,
  58                         },
  59                         &EvalDiffDestroy{
  60                                 Addr:         addr.Resource,
  61                                 State:        &state,
  62                                 ProviderAddr: n.ResolvedProvider,
  63                                 Output:       &change,
  64                                 OutputState:  &state, // Will point to a nil state after this complete, signalling destroyed
  65                         },
  66                         &EvalCheckPreventDestroy{
  67                                 Addr:   addr.Resource,
  68                                 Config: n.Config,
  69                                 Change: &change,
  70                         },
  71                         &EvalWriteDiff{
  72                                 Addr:           addr.Resource,
  73                                 ProviderSchema: &providerSchema,
  74                                 Change:         &change,
  75                         },
  76                         &EvalWriteState{
  77                                 Addr:           addr.Resource,
  78                                 ProviderAddr:   n.ResolvedProvider,
  79                                 ProviderSchema: &providerSchema,
  80                                 State:          &state,
  81                         },
  82                 },
  83         }
  84 }