package command import ( "context" "fmt" "os" "strings" "github.com/hashicorp/terraform/command/clistate" "github.com/hashicorp/terraform/state" "github.com/hashicorp/terraform/terraform" "github.com/mitchellh/cli" ) type EnvNewCommand struct { Meta } func (c *EnvNewCommand) Run(args []string) int { args = c.Meta.process(args, true) statePath := "" cmdFlags := c.Meta.flagSet("env new") cmdFlags.StringVar(&statePath, "state", "", "terraform state file") cmdFlags.Usage = func() { c.Ui.Error(c.Help()) } if err := cmdFlags.Parse(args); err != nil { return 1 } args = cmdFlags.Args() if len(args) == 0 { c.Ui.Error("Expected a single argument: NAME.\n") return cli.RunResultHelp } newEnv := args[0] if !validEnvName(newEnv) { c.Ui.Error(fmt.Sprintf(envInvalidName, newEnv)) return 1 } configPath, err := ModulePath(args[1:]) if err != nil { c.Ui.Error(err.Error()) return 1 } conf, err := c.Config(configPath) if err != nil { c.Ui.Error(fmt.Sprintf("Failed to load root config module: %s", err)) } // Load the backend b, err := c.Backend(&BackendOpts{ Config: conf, }) if err != nil { c.Ui.Error(fmt.Sprintf("Failed to load backend: %s", err)) return 1 } states, err := b.States() for _, s := range states { if newEnv == s { c.Ui.Error(fmt.Sprintf(envExists, newEnv)) return 1 } } _, err = b.State(newEnv) if err != nil { c.Ui.Error(err.Error()) return 1 } // now save the current env locally if err := c.SetEnv(newEnv); err != nil { c.Ui.Error(fmt.Sprintf("error saving new environment name: %s", err)) return 1 } c.Ui.Output(c.Colorize().Color(fmt.Sprintf( strings.TrimSpace(envCreated), newEnv))) if statePath == "" { // if we're not loading a state, then we're done return 0 } // load the new Backend state sMgr, err := b.State(newEnv) if err != nil { c.Ui.Error(err.Error()) return 1 } if c.stateLock { lockCtx, cancel := context.WithTimeout(context.Background(), c.stateLockTimeout) defer cancel() // Lock the state if we can lockInfo := state.NewLockInfo() lockInfo.Operation = "env new" lockID, err := clistate.Lock(lockCtx, sMgr, lockInfo, c.Ui, c.Colorize()) if err != nil { c.Ui.Error(fmt.Sprintf("Error locking state: %s", err)) return 1 } defer clistate.Unlock(sMgr, lockID, c.Ui, c.Colorize()) } // read the existing state file stateFile, err := os.Open(statePath) if err != nil { c.Ui.Error(err.Error()) return 1 } s, err := terraform.ReadState(stateFile) if err != nil { c.Ui.Error(err.Error()) return 1 } // save the existing state in the new Backend. err = sMgr.WriteState(s) if err != nil { c.Ui.Error(err.Error()) return 1 } err = sMgr.PersistState() if err != nil { c.Ui.Error(err.Error()) return 1 } return 0 } func (c *EnvNewCommand) Help() string { helpText := ` Usage: terraform env new [OPTIONS] NAME [DIR] Create a new Terraform environment. Options: -state=path Copy an existing state file into the new environment. ` return strings.TrimSpace(helpText) } func (c *EnvNewCommand) Synopsis() string { return "Create a new environment" }