Update AWS Regions with cn-north-1 and cn-northwest-1

- Update AWS Regions with cn-north-1 and cn-northwest-1

Signed-off-by: liranmauda <liran.mauda@gmail.com>
(cherry picked from commit 7bfeced)
(cherry picked from commit 9426a5d)
Signed-off-by: liranmauda <liran.mauda@gmail.com>
(cherry picked from commit ff0f5c6)
(cherry picked from commit 37309cf)

Author: liranmauda

pkg/system/phase2_creating.go

@@ -809,6 +809,9 @@ func (r *Reconciler) ReconcileAWSCredentials() error {
 		r.Logger.Errorf("Got error from util.GetAWSRegion(). will use arnPrefix=%q. error=%v", arnPrefix, err)
 	} else if awsRegion == "us-gov-east-1" || awsRegion == "us-gov-west-1" {
 		arnPrefix = "arn:aws-us-gov:s3:::"
+	} else if awsRegion == "cn-north-1" || awsRegion == "cn-northwest-1" {
+		// China regions use arn:aws-cn per https://docs.amazonaws.cn/en_us/aws/latest/userguide/ARNs.html
+		arnPrefix = "arn:aws-cn:s3:::"
 	}
 	r.Logger.Info("Running in AWS. will create a CredentialsRequest resource")
 	var bucketName string

pkg/util/util.go

@@ -1168,6 +1168,10 @@ func GetAWSRegion() (string, error) {
 		"us-gov-east-1":  "us-gov-east-1",
 		"af-south-1":     "af-south-1",
 		"il-central-1":   "il-central-1",
+		"mx-central-1":   "mx-central-1",
+		// the following comes from https://docs.amazonaws.cn/en_us/aws/latest/userguide/ARNs.html
+		"cn-north-1":     "cn-north-1",
+		"cn-northwest-1": "cn-northwest-1",
 	}
 	var awsRegion string
 	infrastructure := &configv1.Infrastructure{