// 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)
}