aliyun / credentials-go

package providers

import (

	"fmt"

	"os"

)

type EnvironmentVariableCredentialsProvider struct {

}

type EnvironmentVariableCredentialsProviderBuilder struct {

	provider *EnvironmentVariableCredentialsProvider

}

func NewEnvironmentVariableCredentialsProviderBuilder() *EnvironmentVariableCredentialsProviderBuilder {

	return &EnvironmentVariableCredentialsProviderBuilder{

		provider: &EnvironmentVariableCredentialsProvider{},

	}

}

func (builder *EnvironmentVariableCredentialsProviderBuilder) Build() (provider *EnvironmentVariableCredentialsProvider, err error) {

	provider = builder.provider

	return

}

func (provider *EnvironmentVariableCredentialsProvider) GetCredentials() (cc *Credentials, err error) {

	accessKeyId := os.Getenv("ALIBABA_CLOUD_ACCESS_KEY_ID")

	if accessKeyId == "" {

		err = fmt.Errorf("unable to get credentials from enviroment variables, Access key ID must be specified via environment variable (ALIBABA_CLOUD_ACCESS_KEY_ID)")

		return

	}

	accessKeySecret := os.Getenv("ALIBABA_CLOUD_ACCESS_KEY_SECRET")

	if accessKeySecret == "" {

		err = fmt.Errorf("unable to get credentials from enviroment variables, Access key secret must be specified via environment variable (ALIBABA_CLOUD_ACCESS_KEY_SECRET)")

		return

	}

	securityToken := os.Getenv("ALIBABA_CLOUD_SECURITY_TOKEN")

	cc = &Credentials{

		AccessKeyId:     accessKeyId,

		AccessKeySecret: accessKeySecret,

		SecurityToken:   securityToken,

		ProviderName:    provider.GetProviderName(),

	}

	return

}

func (provider *EnvironmentVariableCredentialsProvider) GetProviderName() string {

	return "env"

}