예제 #1
0
파일: bootstrap.go 프로젝트: jameinel/core
// Bootstrap bootstraps the given environment. The supplied constraints are
// used to provision the instance, and are also set within the bootstrapped
// environment.
func Bootstrap(ctx environs.BootstrapContext, environ environs.Environ, args environs.BootstrapParams) error {
	cfg := environ.Config()
	if secret := cfg.AdminSecret(); secret == "" {
		return fmt.Errorf("environment configuration has no admin-secret")
	}
	if authKeys := ssh.SplitAuthorisedKeys(cfg.AuthorizedKeys()); len(authKeys) == 0 {
		// Apparently this can never happen, so it's not tested. But, one day,
		// Config will act differently (it's pretty crazy that, AFAICT, the
		// authorized-keys are optional config settings... but it's impossible
		// to actually *create* a config without them)... and when it does,
		// we'll be here to catch this problem early.
		return fmt.Errorf("environment configuration has no authorized-keys")
	}
	if _, hasCACert := cfg.CACert(); !hasCACert {
		return fmt.Errorf("environment configuration has no ca-cert")
	}
	if _, hasCAKey := cfg.CAPrivateKey(); !hasCAKey {
		return fmt.Errorf("environment configuration has no ca-private-key")
	}
	// Write out the bootstrap-init file, and confirm storage is writeable.
	if err := environs.VerifyStorage(environ.Storage()); err != nil {
		return err
	}
	logger.Debugf("environment %q supports service/machine networks: %v", environ.Name(), environ.SupportNetworks())
	logger.Infof("bootstrapping environment %q", environ.Name())
	return environ.Bootstrap(ctx, args)
}