mirror of
https://github.com/opentofu/opentofu.git
synced 2024-12-26 00:41:27 -06:00
102 lines
2.6 KiB
Go
102 lines
2.6 KiB
Go
package command
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import (
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"fmt"
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"os"
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"strconv"
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"github.com/hashicorp/errwrap"
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"github.com/hashicorp/terraform/config"
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"github.com/hashicorp/terraform/config/module"
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"github.com/hashicorp/terraform/terraform"
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)
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// NOTE: Temporary file until this branch is cleaned up.
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// Input returns whether or not input asking is enabled.
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func (m *Meta) Input() bool {
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if test || !m.input {
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return false
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}
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if envVar := os.Getenv(InputModeEnvVar); envVar != "" {
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if v, err := strconv.ParseBool(envVar); err == nil && !v {
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return false
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}
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}
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return true
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}
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// Module loads the module tree for the given root path.
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//
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// It expects the modules to already be downloaded. This will never
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// download any modules.
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func (m *Meta) Module(path string) (*module.Tree, error) {
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mod, err := module.NewTreeModule("", path)
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if err != nil {
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// Check for the error where we have no config files
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if errwrap.ContainsType(err, new(config.ErrNoConfigsFound)) {
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return nil, nil
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}
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return nil, err
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}
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err = mod.Load(m.moduleStorage(m.DataDir()), module.GetModeNone)
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if err != nil {
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return nil, fmt.Errorf("Error loading modules: %s", err)
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}
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return mod, nil
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}
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// Plan returns the plan for the given path.
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//
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// This only has an effect if the path itself looks like a plan.
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// If error is nil and the plan is nil, then the path didn't look like
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// a plan.
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//
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// Error will be non-nil if path looks like a plan and loading the plan
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// failed.
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func (m *Meta) Plan(path string) (*terraform.Plan, error) {
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// Open the path no matter if its a directory or file
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f, err := os.Open(path)
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defer f.Close()
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if err != nil {
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return nil, fmt.Errorf(
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"Failed to load Terraform configuration or plan: %s", err)
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}
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// Stat it so we can check if its a directory
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fi, err := f.Stat()
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if err != nil {
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return nil, fmt.Errorf(
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"Failed to load Terraform configuration or plan: %s", err)
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}
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// If this path is a directory, then it can't be a plan. Not an error.
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if fi.IsDir() {
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return nil, nil
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}
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// Read the plan
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p, err := terraform.ReadPlan(f)
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if err != nil {
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return nil, err
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}
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// We do a validation here that seems odd but if any plan is given,
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// we must not have set any extra variables. The plan itself contains
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// the variables and those aren't overwritten.
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if len(m.variables) > 0 {
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return nil, fmt.Errorf(
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"You can't set variables with the '-var' or '-var-file' flag\n" +
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"when you're applying a plan file. The variables used when\n" +
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"the plan was created will be used. If you wish to use different\n" +
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"variable values, create a new plan file.")
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}
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return p, nil
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}
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