lambda/interop/bootstrap.go

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0

package interop

import (
	"os"

	"go.amzn.com/lambda/fatalerror"
	"go.amzn.com/lambda/rapidcore/env"
)

type Bootstrap interface {
	Cmd() ([]string, error)                   // returns the args of bootstrap, where args[0] is the path to executable
	Env(e *env.Environment) map[string]string // returns the environment variables to be passed to the bootstrapped process
	Cwd() (string, error)                     // returns the working directory of the bootstrap process
	ExtraFiles() []*os.File                   // returns the extra file descriptors apart from 1 & 2 to be passed to runtime
	CachedFatalError(err error) (fatalerror.ErrorType, string, bool)
}