Replaced calling aws CLI with using the already imported AWS Go SDK. …

…Note: Go uses pointers.

config.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"log"
 	"os"
-	"os/exec"
 	"strings"
 	"time"
 
@@ -140,15 +139,15 @@ providing credentials for the ALKS Provider`)
 	}
 
 	// make a basic api call to test creds are valid
-	_, serr := stsconn.GetCallerIdentity(&sts.GetCallerIdentityInput{})
+	cident, serr := stsconn.GetCallerIdentity(&sts.GetCallerIdentityInput{})
 
 	// check for valid creds
 	if serr != nil {
 		return nil, serr
 	}
 
 	// check if the user is using a assume-role IAM admin session
-	if isValidIAM() != true {
+	if isValidIAM(cident.Arn) != true {
 		return nil, errors.New("Looks like you are not using ALKS IAM credentials. This will result in errors when creating roles. \n " +
 			"Note: If using ALKS CLI to get credentials, be sure to use the '-i' flag. \n Please see https://coxautoinc.sharepoint.com/sites/service-internal-tools-team/SitePages/ALKS-Terraform-Provider---Troubleshooting.aspx for more information.")
 	}
@@ -175,19 +174,9 @@ func getPluginVersion() string {
 	return "unknown"
 }
 
-func isValidIAM() bool {
-	arg0 := "aws"
-	arg1 := "sts"
-	arg2 := "get-caller-identity"
-	arg3 := "--query"
-	arg4 := "[Arn]"
-	arg5 := "--output"
-	arg6 := "text"
+func isValidIAM(cident *string) bool {
 
-	cmd := exec.Command(arg0, arg1, arg2, arg3, arg4, arg5, arg6)
-	role, _ := cmd.Output()
-
-	if strings.Contains(string(role), "assumed-role/Admin/") || strings.Contains(string(role), "assumed-role/IAMAdmin/") {
+	if strings.Contains(*cident, "assumed-role/Admin/") || strings.Contains(*cident, "assumed-role/IAMAdmin/") {
 		return true
 	}