2014-05-24 21:27:58 +02:00
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package command
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import (
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2014-06-19 01:42:13 +02:00
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"flag"
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"fmt"
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2014-05-24 21:27:58 +02:00
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"strings"
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2014-06-19 01:42:13 +02:00
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"github.com/hashicorp/terraform/config"
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"github.com/hashicorp/terraform/terraform"
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2014-05-24 21:27:58 +02:00
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"github.com/mitchellh/cli"
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)
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// ApplyCommand is a Command implementation that applies a Terraform
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// configuration and actually builds or changes infrastructure.
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type ApplyCommand struct {
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TFConfig *terraform.Config
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Ui cli.Ui
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2014-05-24 21:27:58 +02:00
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}
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2014-06-19 01:42:13 +02:00
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func (c *ApplyCommand) Run(args []string) int {
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cmdFlags := flag.NewFlagSet("apply", flag.ContinueOnError)
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cmdFlags.Usage = func() { c.Ui.Error(c.Help()) }
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if err := cmdFlags.Parse(args); err != nil {
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return 1
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}
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args = cmdFlags.Args()
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if len(args) != 1 {
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c.Ui.Error(
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"The apply command expects only one argument with the path\n" +
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"to a Terraform configuration.\n")
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cmdFlags.Usage()
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return 1
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}
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b, err := config.Load(args[0])
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error loading blueprint: %s", err))
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return 1
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}
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tfconfig := c.TFConfig
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tfconfig.Config = b
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tf, err := terraform.New(tfconfig)
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error initializing Terraform: %s", err))
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return 1
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}
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diff, err := tf.Diff(nil)
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error running diff: %s", err))
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return 1
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}
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state, err := tf.Apply(nil, diff)
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error applying diff: %s", err))
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return 1
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}
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c.Ui.Output(strings.TrimSpace(state.String()))
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2014-05-24 21:27:58 +02:00
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return 0
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}
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func (c *ApplyCommand) Help() string {
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helpText := `
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Usage: terraform apply [terraform.tf]
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Builds or changes infrastructure according to the Terraform configuration
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file.
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Options:
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-init If specified, it is okay to build brand new infrastructure
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(with no state file specified).
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`
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return strings.TrimSpace(helpText)
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}
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func (c *ApplyCommand) Synopsis() string {
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return "Builds or changes infrastructure according to Terrafiles"
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}
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