89 lines
1.9 KiB
Go
89 lines
1.9 KiB
Go
package command
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import (
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"flag"
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"fmt"
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"os"
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"strings"
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"github.com/hashicorp/terraform/config/module"
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)
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// GetCommand is a Command implementation that takes a Terraform
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// configuration and downloads all the modules.
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type GetCommand struct {
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Meta
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}
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func (c *GetCommand) Run(args []string) int {
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var update bool
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args = c.Meta.process(args, false)
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cmdFlags := flag.NewFlagSet("get", flag.ContinueOnError)
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cmdFlags.BoolVar(&update, "update", false, "update")
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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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var path string
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args = cmdFlags.Args()
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if len(args) > 1 {
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c.Ui.Error("The get command expects one argument.\n")
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cmdFlags.Usage()
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return 1
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} else if len(args) == 1 {
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path = args[0]
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} else {
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var err error
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path, err = os.Getwd()
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error getting pwd: %s", err))
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}
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}
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mode := module.GetModeGet
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if update {
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mode = module.GetModeUpdate
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}
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_, _, err := c.Context(contextOpts{
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Path: path,
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GetMode: mode,
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})
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error loading Terraform: %s", err))
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return 1
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}
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return 0
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}
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func (c *GetCommand) Help() string {
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helpText := `
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Usage: terraform get [options] PATH
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Downloads and installs modules needed for the configuration given by
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PATH.
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This recursively downloads all modules needed, such as modules
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imported by modules imported by the root and so on. If a module is
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already downloaded, it will not be redownloaded or checked for updates
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unless the -update flag is specified.
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Options:
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-update=false If true, modules already downloaded will be checked
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for updates and updated if necessary.
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-no-color If specified, output won't contain any color.
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`
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return strings.TrimSpace(helpText)
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}
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func (c *GetCommand) Synopsis() string {
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return "Download and install modules for the configuration"
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}
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