func (c *DestroyEnvironmentCommand) Run(ctx *cmd.Context) (result error) {
store, err := configstore.Default()
if err != nil {
return fmt.Errorf("cannot open environment info storage: %v", err)
}
environ, err := environs.NewFromName(c.envName, store)
if err != nil {
if environs.IsEmptyConfig(err) {
// Delete the .jenv file and call it done.
ctx.Infof("removing empty environment file")
return environs.DestroyInfo(c.envName, store)
}
return err
}
if !c.assumeYes {
fmt.Fprintf(ctx.Stdout, destroyEnvMsg, environ.Name(), environ.Config().Type())
scanner := bufio.NewScanner(ctx.Stdin)
scanner.Scan()
err := scanner.Err()
if err != nil && err != io.EOF {
return fmt.Errorf("Environment destruction aborted: %s", err)
}
answer := strings.ToLower(scanner.Text())
if answer != "y" && answer != "yes" {
return errors.New("environment destruction aborted")
}
}
// If --force is supplied, then don't attempt to use the API.
// This is necessary to destroy broken environments, where the
// API server is inaccessible or faulty.
if !c.force {
defer func() {
if result == nil {
return
}
logger.Errorf(`failed to destroy environment %q
If the environment is unusable, then you may run
juju destroy-environment --force
to forcefully destroy the environment. Upon doing so, review
your environment provider console for any resources that need
to be cleaned up.
`, c.envName)
}()
apiclient, err := juju.NewAPIClientFromName(c.envName)
if err != nil {
return fmt.Errorf("cannot connect to API: %v", err)
}
defer apiclient.Close()
err = apiclient.DestroyEnvironment()
if err != nil && !params.IsCodeNotImplemented(err) {
return fmt.Errorf("destroying environment: %v", err)
}
}
return environs.Destroy(environ, store)
}
// Config returns the configuration for the environment; obtaining bootstrap
// information from the API if necessary. If callers already have an active
// client API connection, it will be used. Otherwise, a new API connection will
// be used if necessary.
func (c *ModelCommandBase) Config(store configstore.Storage, client ModelGetter) (*config.Config, error) {
if c.modelName == "" {
return nil, errors.Trace(ErrNoModelSpecified)
}
cfg, _, err := environs.ConfigForName(c.modelName, store)
if err == nil {
return cfg, nil
} else if !environs.IsEmptyConfig(err) {
return nil, errors.Trace(err)
}
if client == nil {
client, err = c.NewModelGetter()
if err != nil {
return nil, errors.Trace(err)
}
defer client.Close()
}
bootstrapCfg, err := client.ModelGet()
if err != nil {
return nil, errors.Trace(err)
}
return config.New(config.NoDefaults, bootstrapCfg)
}
