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Environment names can be used in a number of contexts, and should be properly escaped for safety. Since most state names are store in path structures, and often in a URL, use `url.PathEscape` to check for disallowed characters
98 lines
1.6 KiB
Go
98 lines
1.6 KiB
Go
package command
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import (
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"fmt"
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"strings"
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"github.com/mitchellh/cli"
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)
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type EnvSelectCommand struct {
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Meta
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}
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func (c *EnvSelectCommand) Run(args []string) int {
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args = c.Meta.process(args, true)
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cmdFlags := c.Meta.flagSet("env select")
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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) == 0 {
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c.Ui.Error("Expected a single argument: NAME.\n")
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return cli.RunResultHelp
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}
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configPath, err := ModulePath(args[1:])
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if err != nil {
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c.Ui.Error(err.Error())
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return 1
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}
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// Load the backend
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b, err := c.Backend(&BackendOpts{ConfigPath: configPath})
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Failed to load backend: %s", err))
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return 1
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}
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name := args[0]
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if !validEnvName(name) {
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c.Ui.Error(fmt.Sprintf(envInvalidName, name))
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return 1
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}
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states, err := b.States()
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if err != nil {
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c.Ui.Error(err.Error())
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return 1
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}
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if name == c.Env() {
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// already using this env
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return 0
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}
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found := false
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for _, s := range states {
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if name == s {
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found = true
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break
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}
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}
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if !found {
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c.Ui.Error(fmt.Sprintf(envDoesNotExist, name))
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return 1
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}
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err = c.SetEnv(name)
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if err != nil {
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c.Ui.Error(err.Error())
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return 1
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}
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c.Ui.Output(
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c.Colorize().Color(
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fmt.Sprintf(envChanged, name),
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),
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)
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return 0
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}
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func (c *EnvSelectCommand) Help() string {
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helpText := `
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Usage: terraform env select NAME [DIR]
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Change Terraform environment.
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`
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return strings.TrimSpace(helpText)
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}
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func (c *EnvSelectCommand) Synopsis() string {
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return "Change environments"
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}
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