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error: 1 error occurred:
      	* error configuring Terraform AWS Provider: no valid credential sources for Terraform AWS Provider found.
      
      Please see <https://registry.terraform.io/providers/hashicorp/aws>
      for more information about providing credentials.
      
      Error: NoCredentialProviders: no valid providers in chain. Deprecated.
      	For verbose messaging see aws.Config.CredentialsChainVerboseErrors

curl

aws cli

aws configure list
      Name                    Value             Type    Location
      ----                    -----             ----    --------
   profile                <not set>             None    None
access_key     ****************BUOX         iam-role
secret_key     ****************Ynfn         iam-role
    region                us-east-1             imds

package main

import (
	"fmt"

	"<http://github.com/aws/aws-sdk-go/aws|github.com/aws/aws-sdk-go/aws>"
	"<http://github.com/aws/aws-sdk-go/aws/session|github.com/aws/aws-sdk-go/aws/session>"
	"<http://github.com/aws/aws-sdk-go/service/ec2|github.com/aws/aws-sdk-go/service/ec2>"
)

func main() {
	states := [] string {"running"}
	region := "us-east-1"

	sess := session.Must(session.NewSession(&aws.Config{
		Region: aws.String(region),
	}))

	ec2Svc := ec2.New(sess)
	params := &ec2.DescribeInstancesInput{
		Filters: []*ec2.Filter{
			{
				Name:   aws.String("instance-state-name"),
				Values: aws.StringSlice(states),
			},
		},
	}

	result, err := ec2Svc.DescribeInstances(params)
	if err != nil {
		fmt.Println("Error", err)
	} else {
		fmt.Printf("\n\n\nFetching instance details for region: %s \n ", region)
		if len(result.Reservations) == 0 {
			fmt.Printf("There is no instance for the region: %s\n", region)
		}
		for _, reservation := range result.Reservations {

			fmt.Println("printing instance details.....")
			for _, instance := range reservation.Instances {
				fmt.Println("instance id " + *instance.InstanceId)
				fmt.Println("current State " + *instance.State.Name)
			}
		}
		fmt.Printf("done for region %s **** \n", region)
	}
}