sts session assume

go.mod

module musabmasood.com

go 1.17

require github.com/aws/aws-sdk-go v1.44.21

require github.com/jmespath/go-jmespath v0.4.0 // indirect

main.go

// main
package main

import (
	"fmt"
	"github.com/aws/aws-sdk-go/aws/session"
	"github.com/aws/aws-sdk-go/service/sts"
)

func main() {
	sess := session.Must(session.NewSession())
	fmt.Println(sess)

	stsClient := sts.New(sess)

	fmt.Println(stsClient)

	roleArn := "xxx"
	roleSessionName := "MyTestSession"

	input := &sts.AssumeRoleInput{
		RoleArn:         &roleArn,
		RoleSessionName: &roleSessionName,
	}

	output, err := stsClient.AssumeRole(input)

	if err != nil {
		fmt.Println("Error happened!")
		fmt.Println(err)
	} else {
		fmt.Println(output.Credentials.AccessKeyId)
	}

	fmt.Println(output)
}