mirror of https://github.com/databricks/cli.git
124 lines
2.8 KiB
Go
124 lines
2.8 KiB
Go
package terraform
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import (
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"context"
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"fmt"
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"strings"
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"github.com/databricks/cli/bundle"
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"github.com/databricks/cli/libs/cmdio"
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"github.com/fatih/color"
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"github.com/hashicorp/terraform-exec/tfexec"
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tfjson "github.com/hashicorp/terraform-json"
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)
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type PlanResourceChange struct {
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ResourceType string `json:"resource_type"`
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Action string `json:"action"`
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ResourceName string `json:"resource_name"`
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}
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func (c *PlanResourceChange) String() string {
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result := strings.Builder{}
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switch c.Action {
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case "delete":
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result.WriteString(" delete ")
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default:
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result.WriteString(c.Action + " ")
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}
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switch c.ResourceType {
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case "databricks_job":
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result.WriteString("job ")
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case "databricks_pipeline":
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result.WriteString("pipeline ")
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default:
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result.WriteString(c.ResourceType + " ")
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}
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result.WriteString(c.ResourceName)
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return result.String()
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}
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func (c *PlanResourceChange) IsInplaceSupported() bool {
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return false
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}
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func logDestroyPlan(ctx context.Context, changes []*tfjson.ResourceChange) error {
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cmdio.LogString(ctx, "The following resources will be removed:")
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for _, c := range changes {
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if c.Change.Actions.Delete() {
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cmdio.Log(ctx, &PlanResourceChange{
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ResourceType: c.Type,
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Action: "delete",
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ResourceName: c.Name,
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})
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}
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}
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return nil
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}
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type destroy struct{}
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func (w *destroy) Name() string {
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return "terraform.Destroy"
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}
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func (w *destroy) Apply(ctx context.Context, b *bundle.Bundle) error {
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// return early if plan is empty
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if b.Plan.IsEmpty {
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cmdio.LogString(ctx, "No resources to destroy in plan. Skipping destroy!")
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return nil
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}
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tf := b.Terraform
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if tf == nil {
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return fmt.Errorf("terraform not initialized")
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}
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// read plan file
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plan, err := tf.ShowPlanFile(ctx, b.Plan.Path)
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if err != nil {
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return err
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}
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// print the resources that will be destroyed
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err = logDestroyPlan(ctx, plan.ResourceChanges)
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if err != nil {
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return err
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}
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// Ask for confirmation, if needed
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if !b.Plan.ConfirmApply {
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red := color.New(color.FgRed).SprintFunc()
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b.Plan.ConfirmApply, err = cmdio.AskYesOrNo(ctx, fmt.Sprintf("\nThis will permanently %s resources! Proceed?", red("destroy")))
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if err != nil {
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return err
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}
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}
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// return if confirmation was not provided
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if !b.Plan.ConfirmApply {
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return nil
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}
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if b.Plan.Path == "" {
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return fmt.Errorf("no plan found")
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}
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cmdio.LogString(ctx, "Starting to destroy resources")
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// Apply terraform according to the computed destroy plan
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err = tf.Apply(ctx, tfexec.DirOrPlan(b.Plan.Path))
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if err != nil {
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return fmt.Errorf("terraform destroy: %w", err)
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}
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cmdio.LogString(ctx, "Successfully destroyed resources!")
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return nil
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}
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// Destroy returns a [bundle.Mutator] that runs the conceptual equivalent of
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// `terraform destroy ./plan` from the bundle's ephemeral working directory for Terraform.
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func Destroy() bundle.Mutator {
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return &destroy{}
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}
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