85 lines
2.3 KiB
Go
85 lines
2.3 KiB
Go
package terraform
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import (
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"github.com/hashicorp/terraform/addrs"
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"github.com/hashicorp/terraform/configs"
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"github.com/hashicorp/terraform/tfdiags"
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)
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// ImportOpts are used as the configuration for Import.
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type ImportOpts struct {
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// Targets are the targets to import
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Targets []*ImportTarget
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// Config is optional, and specifies a config tree that will be loaded
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// into the graph and evaluated. This is the source for provider
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// configurations.
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Config *configs.Config
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}
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// ImportTarget is a single resource to import.
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type ImportTarget struct {
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// Addr is the address for the resource instance that the new object should
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// be imported into.
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Addr addrs.AbsResourceInstance
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// ID is the ID of the resource to import. This is resource-specific.
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ID string
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// ProviderAddr is the address of the provider that should handle the import.
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ProviderAddr addrs.AbsProviderConfig
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}
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// Import takes already-created external resources and brings them
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// under Terraform management. Import requires the exact type, name, and ID
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// of the resources to import.
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//
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// This operation is idempotent. If the requested resource is already
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// imported, no changes are made to the state.
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//
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// Further, this operation also gracefully handles partial state. If during
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// an import there is a failure, all previously imported resources remain
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// imported.
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func (c *Context) Import(opts *ImportOpts) (*State, tfdiags.Diagnostics) {
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var diags tfdiags.Diagnostics
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// Hold a lock since we can modify our own state here
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defer c.acquireRun("import")()
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// Copy our own state
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c.state = c.state.DeepCopy()
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// If no module is given, default to the module configured with
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// the Context.
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config := opts.Config
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if config == nil {
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config = c.config
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}
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// Initialize our graph builder
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builder := &ImportGraphBuilder{
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ImportTargets: opts.Targets,
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Config: config,
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Providers: c.components.ResourceProviders(),
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}
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// Build the graph!
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graph, graphDiags := builder.Build(addrs.RootModuleInstance)
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diags = diags.Append(graphDiags)
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if graphDiags.HasErrors() {
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return c.state, diags
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}
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// Walk it
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_, walkDiags := c.walk(graph, walkImport)
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diags = diags.Append(walkDiags)
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if walkDiags.HasErrors() {
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return c.state, diags
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}
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// Clean the state
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c.state.prune()
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return c.state, diags
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}
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