aliyun / credentials-go

package credentials

import (

	"errors"

	"os"

	"github.com/alibabacloud-go/tea/tea"

)

type envProvider struct{}

var providerEnv = new(envProvider)

const (

	// EnvVarAccessKeyId is a name of ALIBABA_CLOUD_ACCESS_KEY_Id

	EnvVarAccessKeyId    = "ALIBABA_CLOUD_ACCESS_KEY_Id"

	EnvVarAccessKeyIdNew = "ALIBABA_CLOUD_ACCESS_KEY_ID"

	// EnvVarAccessKeySecret is a name of ALIBABA_CLOUD_ACCESS_KEY_SECRET

	EnvVarAccessKeySecret = "ALIBABA_CLOUD_ACCESS_KEY_SECRET"

)

func newEnvProvider() Provider {

	return &envProvider{}

}

func (p *envProvider) resolve() (*Config, error) {

	accessKeyId, ok1 := os.LookupEnv(EnvVarAccessKeyIdNew)

	if !ok1 || accessKeyId == "" {

		accessKeyId, ok1 = os.LookupEnv(EnvVarAccessKeyId)

	}

	accessKeySecret, ok2 := os.LookupEnv(EnvVarAccessKeySecret)

	if !ok1 || !ok2 {

		return nil, nil

	}

	if accessKeyId == "" {

		return nil, errors.New(EnvVarAccessKeyIdNew + " or " + EnvVarAccessKeyId + " cannot be empty")

	}

	if accessKeySecret == "" {

		return nil, errors.New(EnvVarAccessKeySecret + " cannot be empty")

	}

	config := &Config{

		Type:            tea.String("access_key"),

		AccessKeyId:     tea.String(accessKeyId),

		AccessKeySecret: tea.String(accessKeySecret),

	}

	return config, nil

}