mirror of
https://github.com/opentofu/opentofu.git
synced 2024-12-23 07:33:32 -06:00
68 lines
1.6 KiB
Go
68 lines
1.6 KiB
Go
// Copyright (c) The OpenTofu Authors
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// SPDX-License-Identifier: MPL-2.0
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// Copyright (c) 2023 HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package tofu
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import (
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"log"
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"github.com/opentofu/opentofu/internal/addrs"
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"github.com/opentofu/opentofu/internal/configs"
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"github.com/opentofu/opentofu/internal/states"
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)
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// OrphanOutputTransformer finds the outputs that aren't present
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// in the given config that are in the state and adds them to the graph
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// for deletion.
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type OrphanOutputTransformer struct {
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Config *configs.Config // Root of config tree
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State *states.State // State is the root state
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Planning bool
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}
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func (t *OrphanOutputTransformer) Transform(g *Graph) error {
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if t.State == nil {
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log.Printf("[DEBUG] No state, no orphan outputs")
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return nil
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}
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for _, ms := range t.State.Modules {
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if err := t.transform(g, ms); err != nil {
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return err
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}
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}
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return nil
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}
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func (t *OrphanOutputTransformer) transform(g *Graph, ms *states.Module) error {
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if ms == nil {
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return nil
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}
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moduleAddr := ms.Addr
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// Get the config for this path, which is nil if the entire module has been
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// removed.
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var outputs map[string]*configs.Output
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if c := t.Config.DescendentForInstance(moduleAddr); c != nil {
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outputs = c.Module.Outputs
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}
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// An output is "orphaned" if it's present in the state but not declared
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// in the configuration.
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for name := range ms.OutputValues {
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if _, exists := outputs[name]; exists {
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continue
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}
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g.Add(&NodeDestroyableOutput{
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Addr: addrs.OutputValue{Name: name}.Absolute(moduleAddr),
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Planning: t.Planning,
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})
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}
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return nil
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}
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