Updated AWS SDK to v1.23.12 (#5973)

Signed-off-by: Micah Hausler <mhausler@amazon.com>

go.mod

@@ -13,7 +13,7 @@ require (
 	github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 // indirect
 	github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4
 	github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878 // indirect
-	github.com/aws/aws-sdk-go v1.22.4
+	github.com/aws/aws-sdk-go v1.23.12
 	github.com/cespare/xxhash v1.1.0
 	github.com/dgryski/go-sip13 v0.0.0-20190329191031-25c5027a8c7b
 	github.com/edsrzf/mmap-go v1.0.0

go.sum

@@ -42,8 +42,8 @@ github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj
 github.com/asaskevich/govalidator v0.0.0-20180720115003-f9ffefc3facf/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
 github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a h1:idn718Q4B6AGu/h5Sxe66HYVdqdGu2l9Iebqhi/AEoA=
 github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
-github.com/aws/aws-sdk-go v1.22.4 h1:Mcq67g9mZEBvBuj/x7mF9KCyw5M8/4I/cjQPkdCsq0I=
+github.com/aws/aws-sdk-go v1.23.12 h1:2UnxgNO6Y5J1OrkXS8XNp0UatDxD1bWHiDT62RDPggI=
-github.com/aws/aws-sdk-go v1.22.4/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/aws/aws-sdk-go v1.23.12/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=

vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go

@@ -14,12 +14,12 @@ import (
 // struct and override the specific methods. For example, to override only
 // the MaxRetries method:
 //
-//		type retryer struct {
+//   type retryer struct {
-//      client.DefaultRetryer
+//       client.DefaultRetryer
-//    }
+//   }
 //
-//    // This implementation always has 100 max retries
+//   // This implementation always has 100 max retries
-//    func (d retryer) MaxRetries() int { return 100 }
+//   func (d retryer) MaxRetries() int { return 100 }
 type DefaultRetryer struct {
 	NumMaxRetries int
 }
@@ -33,9 +33,9 @@ func (d DefaultRetryer) MaxRetries() int {
 // RetryRules returns the delay duration before retrying this request again
 func (d DefaultRetryer) RetryRules(r *request.Request) time.Duration {
 	// Set the upper limit of delay in retrying at ~five minutes
-	minTime := 30
+	var minTime int64 = 30
-	throttle := d.shouldThrottle(r)
+	isThrottle := r.IsErrorThrottle()
-	if throttle {
+	if isThrottle {
 		if delay, ok := getRetryDelay(r); ok {
 			return delay
 		}
@@ -44,13 +44,13 @@ func (d DefaultRetryer) RetryRules(r *request.Request) time.Duration {
 	}
 
 	retryCount := r.RetryCount
-	if throttle && retryCount > 8 {
+	if isThrottle && retryCount > 8 {
 		retryCount = 8
 	} else if retryCount > 13 {
 		retryCount = 13
 	}
 
-	delay := (1 << uint(retryCount)) * (sdkrand.SeededRand.Intn(minTime) + minTime)
+	delay := (1 << uint(retryCount)) * (sdkrand.SeededRand.Int63n(minTime) + minTime)
 	return time.Duration(delay) * time.Millisecond
 }
 
@@ -65,21 +65,8 @@ func (d DefaultRetryer) ShouldRetry(r *request.Request) bool {
 	if r.HTTPResponse.StatusCode >= 500 && r.HTTPResponse.StatusCode != 501 {
 		return true
 	}
-	return r.IsErrorRetryable() || d.shouldThrottle(r)
-}
 
-// ShouldThrottle returns true if the request should be throttled.
+	return r.IsErrorRetryable() || r.IsErrorThrottle()
-func (d DefaultRetryer) shouldThrottle(r *request.Request) bool {
-	switch r.HTTPResponse.StatusCode {
-	case 429:
-	case 502:
-	case 503:
-	case 504:
-	default:
-		return r.IsErrorThrottle()
-	}
-
-	return true
 }
 
 // This will look in the Retry-After header, RFC 7231, for how long

vendor/github.com/aws/aws-sdk-go/aws/config.go

@@ -20,7 +20,7 @@ type RequestRetryer interface{}
 // A Config provides service configuration for service clients. By default,
 // all clients will use the defaults.DefaultConfig structure.
 //
-//     // Create Session with MaxRetry configuration to be shared by multiple
+//     // Create Session with MaxRetries configuration to be shared by multiple
 //     // service clients.
 //     sess := session.Must(session.NewSession(&aws.Config{
 //         MaxRetries: aws.Int(3),
@@ -251,7 +251,7 @@ type Config struct {
 // NewConfig returns a new Config pointer that can be chained with builder
 // methods to set multiple configuration values inline without using pointers.
 //
-//     // Create Session with MaxRetry configuration to be shared by multiple
+//     // Create Session with MaxRetries configuration to be shared by multiple
 //     // service clients.
 //     sess := session.Must(session.NewSession(aws.NewConfig().
 //         WithMaxRetries(3),

vendor/github.com/aws/aws-sdk-go/aws/corehandlers/handlers.go

@@ -159,9 +159,9 @@ func handleSendError(r *request.Request, err error) {
 			Body:       ioutil.NopCloser(bytes.NewReader([]byte{})),
 		}
 	}
-	// Catch all other request errors.
+	// Catch all request errors, and let the default retrier determine
+	// if the error is retryable.
 	r.Error = awserr.New("RequestError", "send request failed", err)
-	r.Retryable = aws.Bool(true) // network errors are retryable
 
 	// Override the error with a context canceled error, if that was canceled.
 	ctx := r.Context()
@@ -184,37 +184,39 @@ var ValidateResponseHandler = request.NamedHandler{Name: "core.ValidateResponseH
 
 // AfterRetryHandler performs final checks to determine if the request should
 // be retried and how long to delay.
-var AfterRetryHandler = request.NamedHandler{Name: "core.AfterRetryHandler", Fn: func(r *request.Request) {
+var AfterRetryHandler = request.NamedHandler{
-	// If one of the other handlers already set the retry state
+	Name: "core.AfterRetryHandler",
-	// we don't want to override it based on the service's state
+	Fn: func(r *request.Request) {
-	if r.Retryable == nil || aws.BoolValue(r.Config.EnforceShouldRetryCheck) {
+		// If one of the other handlers already set the retry state
-		r.Retryable = aws.Bool(r.ShouldRetry(r))
+		// we don't want to override it based on the service's state
-	}
+		if r.Retryable == nil || aws.BoolValue(r.Config.EnforceShouldRetryCheck) {
-
+			r.Retryable = aws.Bool(r.ShouldRetry(r))
-	if r.WillRetry() {
-		r.RetryDelay = r.RetryRules(r)
-
-		if sleepFn := r.Config.SleepDelay; sleepFn != nil {
-			// Support SleepDelay for backwards compatibility and testing
-			sleepFn(r.RetryDelay)
-		} else if err := aws.SleepWithContext(r.Context(), r.RetryDelay); err != nil {
-			r.Error = awserr.New(request.CanceledErrorCode,
-				"request context canceled", err)
-			r.Retryable = aws.Bool(false)
-			return
 		}
 
-		// when the expired token exception occurs the credentials
+		if r.WillRetry() {
-		// need to be expired locally so that the next request to
+			r.RetryDelay = r.RetryRules(r)
-		// get credentials will trigger a credentials refresh.
-		if r.IsErrorExpired() {
-			r.Config.Credentials.Expire()
-		}
 
-		r.RetryCount++
+			if sleepFn := r.Config.SleepDelay; sleepFn != nil {
-		r.Error = nil
+				// Support SleepDelay for backwards compatibility and testing
-	}
+				sleepFn(r.RetryDelay)
-}}
+			} else if err := aws.SleepWithContext(r.Context(), r.RetryDelay); err != nil {
+				r.Error = awserr.New(request.CanceledErrorCode,
+					"request context canceled", err)
+				r.Retryable = aws.Bool(false)
+				return
+			}
+
+			// when the expired token exception occurs the credentials
+			// need to be expired locally so that the next request to
+			// get credentials will trigger a credentials refresh.
+			if r.IsErrorExpired() {
+				r.Config.Credentials.Expire()
+			}
+
+			r.RetryCount++
+			r.Error = nil
+		}
+	}}
 
 // ValidateEndpointHandler is a request handler to validate a request had the
 // appropriate Region and Endpoint set. Will set r.Error if the endpoint or

vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds/provider.go

@@ -98,8 +98,8 @@ func NewProviderClient(cfg aws.Config, handlers request.Handlers, endpoint strin
 	return p
 }
 
-// NewCredentialsClient returns a Credentials wrapper for retrieving credentials
+// NewCredentialsClient returns a pointer to a new Credentials object
-// from an arbitrary endpoint concurrently. The client will request the
+// wrapping the endpoint credentials Provider.
 func NewCredentialsClient(cfg aws.Config, handlers request.Handlers, endpoint string, options ...func(*Provider)) *credentials.Credentials {
 	return credentials.NewCredentials(NewProviderClient(cfg, handlers, endpoint, options...))
 }

vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds/web_identity_provider.go

@@ -76,12 +76,15 @@ func (p *WebIdentityRoleProvider) Retrieve() (credentials.Value, error) {
 		// uses unix time in nanoseconds to uniquely identify sessions.
 		sessionName = strconv.FormatInt(now().UnixNano(), 10)
 	}
-	resp, err := p.client.AssumeRoleWithWebIdentity(&sts.AssumeRoleWithWebIdentityInput{
+	req, resp := p.client.AssumeRoleWithWebIdentityRequest(&sts.AssumeRoleWithWebIdentityInput{
 		RoleArn:          &p.roleARN,
 		RoleSessionName:  &sessionName,
 		WebIdentityToken: aws.String(string(b)),
 	})
-	if err != nil {
+	// InvalidIdentityToken error is a temporary error that can occur
+	// when assuming an Role with a JWT web identity token.
+	req.RetryErrorCodes = append(req.RetryErrorCodes, sts.ErrCodeInvalidIdentityTokenException)
+	if err := req.Send(); err != nil {
 		return credentials.Value{}, awserr.New(ErrCodeWebIdentity, "failed to retrieve credentials", err)
 	}
 

vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go

@@ -152,18 +152,19 @@ type EC2IAMInfo struct {
 // An EC2InstanceIdentityDocument provides the shape for unmarshaling
 // an instance identity document
 type EC2InstanceIdentityDocument struct {
-	DevpayProductCodes []string  `json:"devpayProductCodes"`
+	DevpayProductCodes      []string  `json:"devpayProductCodes"`
-	AvailabilityZone   string    `json:"availabilityZone"`
+	MarketplaceProductCodes []string  `json:"marketplaceProductCodes"`
-	PrivateIP          string    `json:"privateIp"`
+	AvailabilityZone        string    `json:"availabilityZone"`
-	Version            string    `json:"version"`
+	PrivateIP               string    `json:"privateIp"`
-	Region             string    `json:"region"`
+	Version                 string    `json:"version"`
-	InstanceID         string    `json:"instanceId"`
+	Region                  string    `json:"region"`
-	BillingProducts    []string  `json:"billingProducts"`
+	InstanceID              string    `json:"instanceId"`
-	InstanceType       string    `json:"instanceType"`
+	BillingProducts         []string  `json:"billingProducts"`
-	AccountID          string    `json:"accountId"`
+	InstanceType            string    `json:"instanceType"`
-	PendingTime        time.Time `json:"pendingTime"`
+	AccountID               string    `json:"accountId"`
-	ImageID            string    `json:"imageId"`
+	PendingTime             time.Time `json:"pendingTime"`
-	KernelID           string    `json:"kernelId"`
+	ImageID                 string    `json:"imageId"`
-	RamdiskID          string    `json:"ramdiskId"`
+	KernelID                string    `json:"kernelId"`
-	Architecture       string    `json:"architecture"`
+	RamdiskID               string    `json:"ramdiskId"`
+	Architecture            string    `json:"architecture"`
 }

vendor/github.com/aws/aws-sdk-go/aws/endpoints/defaults.go

@@ -320,6 +320,7 @@ var awsPartition = partition{
 				"ap-northeast-1": endpoint{},
 				"ap-southeast-1": endpoint{},
 				"ap-southeast-2": endpoint{},
+				"eu-central-1":   endpoint{},
 				"eu-west-1":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-west-2":      endpoint{},
@@ -339,6 +340,7 @@ var awsPartition = partition{
 		"api.sagemaker": service{
 
 			Endpoints: endpoints{
+				"ap-east-1":      endpoint{},
 				"ap-northeast-1": endpoint{},
 				"ap-northeast-2": endpoint{},
 				"ap-south-1":     endpoint{},
@@ -346,8 +348,11 @@ var awsPartition = partition{
 				"ap-southeast-2": endpoint{},
 				"ca-central-1":   endpoint{},
 				"eu-central-1":   endpoint{},
+				"eu-north-1":     endpoint{},
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
+				"eu-west-3":      endpoint{},
+				"sa-east-1":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-east-1-fips": endpoint{
 					Hostname: "api-fips.sagemaker.us-east-1.amazonaws.com",
@@ -581,6 +586,7 @@ var awsPartition = partition{
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
 				"eu-west-3":      endpoint{},
+				"me-south-1":     endpoint{},
 				"sa-east-1":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-east-2":      endpoint{},
@@ -1588,6 +1594,7 @@ var awsPartition = partition{
 		"firehose": service{
 
 			Endpoints: endpoints{
+				"ap-east-1":      endpoint{},
 				"ap-northeast-1": endpoint{},
 				"ap-northeast-2": endpoint{},
 				"ap-south-1":     endpoint{},
@@ -1631,6 +1638,7 @@ var awsPartition = partition{
 				"ap-southeast-1": endpoint{},
 				"ap-southeast-2": endpoint{},
 				"eu-central-1":   endpoint{},
+				"eu-north-1":     endpoint{},
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
 				"us-east-1":      endpoint{},
@@ -1751,9 +1759,33 @@ var awsPartition = partition{
 				"eu-west-3":      endpoint{},
 				"sa-east-1":      endpoint{},
 				"us-east-1":      endpoint{},
-				"us-east-2":      endpoint{},
+				"us-east-1-fips": endpoint{
-				"us-west-1":      endpoint{},
+					Hostname: "guardduty-fips.us-east-1.amazonaws.com",
-				"us-west-2":      endpoint{},
+					CredentialScope: credentialScope{
+						Region: "us-east-1",
+					},
+				},
+				"us-east-2": endpoint{},
+				"us-east-2-fips": endpoint{
+					Hostname: "guardduty-fips.us-east-2.amazonaws.com",
+					CredentialScope: credentialScope{
+						Region: "us-east-2",
+					},
+				},
+				"us-west-1": endpoint{},
+				"us-west-1-fips": endpoint{
+					Hostname: "guardduty-fips.us-west-1.amazonaws.com",
+					CredentialScope: credentialScope{
+						Region: "us-west-1",
+					},
+				},
+				"us-west-2": endpoint{},
+				"us-west-2-fips": endpoint{
+					Hostname: "guardduty-fips.us-west-2.amazonaws.com",
+					CredentialScope: credentialScope{
+						Region: "us-west-2",
+					},
+				},
 			},
 		},
 		"health": service{
@@ -1962,11 +1994,14 @@ var awsPartition = partition{
 			Endpoints: endpoints{
 				"ap-northeast-1": endpoint{},
 				"ap-northeast-2": endpoint{},
+				"ap-south-1":     endpoint{},
 				"ap-southeast-1": endpoint{},
 				"ap-southeast-2": endpoint{},
 				"eu-central-1":   endpoint{},
+				"eu-north-1":     endpoint{},
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
+				"eu-west-3":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-east-2":      endpoint{},
 				"us-west-2":      endpoint{},
@@ -2054,6 +2089,7 @@ var awsPartition = partition{
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
 				"eu-west-3":      endpoint{},
+				"me-south-1":     endpoint{},
 				"sa-east-1":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-east-2":      endpoint{},
@@ -2124,6 +2160,7 @@ var awsPartition = partition{
 				"ap-southeast-1": endpoint{},
 				"ap-southeast-2": endpoint{},
 				"eu-central-1":   endpoint{},
+				"eu-north-1":     endpoint{},
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
 				"eu-west-3":      endpoint{},
@@ -2652,6 +2689,7 @@ var awsPartition = partition{
 		"runtime.sagemaker": service{
 
 			Endpoints: endpoints{
+				"ap-east-1":      endpoint{},
 				"ap-northeast-1": endpoint{},
 				"ap-northeast-2": endpoint{},
 				"ap-south-1":     endpoint{},
@@ -2659,8 +2697,11 @@ var awsPartition = partition{
 				"ap-southeast-2": endpoint{},
 				"ca-central-1":   endpoint{},
 				"eu-central-1":   endpoint{},
+				"eu-north-1":     endpoint{},
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
+				"eu-west-3":      endpoint{},
+				"sa-east-1":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-east-1-fips": endpoint{
 					Hostname: "runtime-fips.sagemaker.us-east-1.amazonaws.com",
@@ -3134,6 +3175,7 @@ var awsPartition = partition{
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
 				"eu-west-3":      endpoint{},
+				"me-south-1":     endpoint{},
 				"sa-east-1":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-east-2":      endpoint{},
@@ -3287,6 +3329,7 @@ var awsPartition = partition{
 		"storagegateway": service{
 
 			Endpoints: endpoints{
+				"ap-east-1":      endpoint{},
 				"ap-northeast-1": endpoint{},
 				"ap-northeast-2": endpoint{},
 				"ap-south-1":     endpoint{},
@@ -3507,9 +3550,11 @@ var awsPartition = partition{
 				"ap-southeast-2": endpoint{},
 				"ca-central-1":   endpoint{},
 				"eu-central-1":   endpoint{},
+				"eu-north-1":     endpoint{},
 				"eu-west-1":      endpoint{},
 				"eu-west-2":      endpoint{},
 				"eu-west-3":      endpoint{},
+				"sa-east-1":      endpoint{},
 				"us-east-1":      endpoint{},
 				"us-east-2":      endpoint{},
 				"us-west-1":      endpoint{},
@@ -3932,7 +3977,8 @@ var awscnPartition = partition{
 				},
 			},
 			Endpoints: endpoints{
-				"cn-north-1": endpoint{},
+				"cn-north-1":     endpoint{},
+				"cn-northwest-1": endpoint{},
 			},
 		},
 		"kinesis": service{
@@ -4515,6 +4561,7 @@ var awsusgovPartition = partition{
 		"health": service{
 
 			Endpoints: endpoints{
+				"us-gov-east-1": endpoint{},
 				"us-gov-west-1": endpoint{},
 			},
 		},
@@ -4613,6 +4660,23 @@ var awsusgovPartition = partition{
 				"us-gov-west-1": endpoint{},
 			},
 		},
+		"neptune": service{
+
+			Endpoints: endpoints{
+				"us-gov-east-1": endpoint{
+					Hostname: "rds.us-gov-east-1.amazonaws.com",
+					CredentialScope: credentialScope{
+						Region: "us-gov-east-1",
+					},
+				},
+				"us-gov-west-1": endpoint{
+					Hostname: "rds.us-gov-west-1.amazonaws.com",
+					CredentialScope: credentialScope{
+						Region: "us-gov-west-1",
+					},
+				},
+			},
+		},
 		"organizations": service{
 			PartitionEndpoint: "aws-us-gov-global",
 			IsRegionalized:    boxedFalse,

vendor/github.com/aws/aws-sdk-go/aws/request/request.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"fmt"
 	"io"
-	"net"
 	"net/http"
 	"net/url"
 	"reflect"
@@ -65,6 +64,15 @@ type Request struct {
 	LastSignedAt           time.Time
 	DisableFollowRedirects bool
 
+	// Additional API error codes that should be retried. IsErrorRetryable
+	// will consider these codes in addition to its built in cases.
+	RetryErrorCodes []string
+
+	// Additional API error codes that should be retried with throttle backoff
+	// delay. IsErrorThrottle will consider these codes in addition to its
+	// built in cases.
+	ThrottleErrorCodes []string
+
 	// A value greater than 0 instructs the request to be signed as Presigned URL
 	// You should not set this field directly. Instead use Request's
 	// Presign or PresignRequest methods.
@@ -498,21 +506,17 @@ func (r *Request) Send() error {
 
 		if err := r.sendRequest(); err == nil {
 			return nil
-		} else if !shouldRetryError(r.Error) {
+		}
+		r.Handlers.Retry.Run(r)
+		r.Handlers.AfterRetry.Run(r)
+
+		if r.Error != nil || !aws.BoolValue(r.Retryable) {
+			return r.Error
+		}
+
+		if err := r.prepareRetry(); err != nil {
+			r.Error = err
 			return err
-		} else {
-			r.Handlers.Retry.Run(r)
-			r.Handlers.AfterRetry.Run(r)
-
-			if r.Error != nil || !aws.BoolValue(r.Retryable) {
-				return r.Error
-			}
-
-			if err := r.prepareRetry(); err != nil {
-				r.Error = err
-				return err
-			}
-			continue
 		}
 	}
 }
@@ -596,51 +600,6 @@ func AddToUserAgent(r *Request, s string) {
 	r.HTTPRequest.Header.Set("User-Agent", s)
 }
 
-type temporary interface {
-	Temporary() bool
-}
-
-func shouldRetryError(origErr error) bool {
-	switch err := origErr.(type) {
-	case awserr.Error:
-		if err.Code() == CanceledErrorCode {
-			return false
-		}
-		return shouldRetryError(err.OrigErr())
-	case *url.Error:
-		if strings.Contains(err.Error(), "connection refused") {
-			// Refused connections should be retried as the service may not yet
-			// be running on the port. Go TCP dial considers refused
-			// connections as not temporary.
-			return true
-		}
-		// *url.Error only implements Temporary after golang 1.6 but since
-		// url.Error only wraps the error:
-		return shouldRetryError(err.Err)
-	case temporary:
-		if netErr, ok := err.(*net.OpError); ok && netErr.Op == "dial" {
-			return true
-		}
-		// If the error is temporary, we want to allow continuation of the
-		// retry process
-		return err.Temporary() || isErrConnectionReset(origErr)
-	case nil:
-		// `awserr.Error.OrigErr()` can be nil, meaning there was an error but
-		// because we don't know the cause, it is marked as retryable. See
-		// TestRequest4xxUnretryable for an example.
-		return true
-	default:
-		switch err.Error() {
-		case "net/http: request canceled",
-			"net/http: request canceled while waiting for connection":
-			// known 1.5 error case when an http request is cancelled
-			return false
-		}
-		// here we don't know the error; so we allow a retry.
-		return true
-	}
-}
-
 // SanitizeHostForHeader removes default port from host and updates request.Host
 func SanitizeHostForHeader(r *http.Request) {
 	host := getHost(r)

vendor/github.com/aws/aws-sdk-go/aws/request/retryer.go

@@ -1,23 +1,41 @@
 package request
 
 import (
+	"net"
+	"net/url"
+	"strings"
 	"time"
 
 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/aws/awserr"
 )
 
-// Retryer is an interface to control retry logic for a given service.
+// Retryer provides the interface drive the SDK's request retry behavior. The
-// The default implementation used by most services is the client.DefaultRetryer
+// Retryer implementation is responsible for implementing exponential backoff,
-// structure, which contains basic retry logic using exponential backoff.
+// and determine if a request API error should be retried.
+//
+// client.DefaultRetryer is the SDK's default implementation of the Retryer. It
+// uses the which uses the Request.IsErrorRetryable and Request.IsErrorThrottle
+// methods to determine if the request is retried.
 type Retryer interface {
+	// RetryRules return the retry delay that should be used by the SDK before
+	// making another request attempt for the failed request.
 	RetryRules(*Request) time.Duration
+
+	// ShouldRetry returns if the failed request is retryable.
+	//
+	// Implementations may consider request attempt count when determining if a
+	// request is retryable, but the SDK will use MaxRetries to limit the
+	// number of attempts a request are made.
 	ShouldRetry(*Request) bool
+
+	// MaxRetries is the number of times a request may be retried before
+	// failing.
 	MaxRetries() int
 }
 
-// WithRetryer sets a config Retryer value to the given Config returning it
+// WithRetryer sets a Retryer value to the given Config returning the Config
-// for chaining.
+// value for chaining.
 func WithRetryer(cfg *aws.Config, retryer Retryer) *aws.Config {
 	cfg.Retryer = retryer
 	return cfg
@@ -108,32 +126,90 @@ func isNestedErrorRetryable(parentErr awserr.Error) bool {
 // IsErrorRetryable returns whether the error is retryable, based on its Code.
 // Returns false if error is nil.
 func IsErrorRetryable(err error) bool {
-	if err != nil {
+	if err == nil {
-		if aerr, ok := err.(awserr.Error); ok {
+		return false
-			return isCodeRetryable(aerr.Code()) || isNestedErrorRetryable(aerr)
+	}
-		}
+	return shouldRetryError(err)
+}
+
+type temporary interface {
+	Temporary() bool
+}
+
+func shouldRetryError(origErr error) bool {
+	switch err := origErr.(type) {
+	case awserr.Error:
+		if err.Code() == CanceledErrorCode {
+			return false
+		}
+		if isNestedErrorRetryable(err) {
+			return true
+		}
+
+		origErr := err.OrigErr()
+		var shouldRetry bool
+		if origErr != nil {
+			shouldRetry := shouldRetryError(origErr)
+			if err.Code() == "RequestError" && !shouldRetry {
+				return false
+			}
+		}
+		if isCodeRetryable(err.Code()) {
+			return true
+		}
+		return shouldRetry
+
+	case *url.Error:
+		if strings.Contains(err.Error(), "connection refused") {
+			// Refused connections should be retried as the service may not yet
+			// be running on the port. Go TCP dial considers refused
+			// connections as not temporary.
+			return true
+		}
+		// *url.Error only implements Temporary after golang 1.6 but since
+		// url.Error only wraps the error:
+		return shouldRetryError(err.Err)
+
+	case temporary:
+		if netErr, ok := err.(*net.OpError); ok && netErr.Op == "dial" {
+			return true
+		}
+		// If the error is temporary, we want to allow continuation of the
+		// retry process
+		return err.Temporary() || isErrConnectionReset(origErr)
+
+	case nil:
+		// `awserr.Error.OrigErr()` can be nil, meaning there was an error but
+		// because we don't know the cause, it is marked as retryable. See
+		// TestRequest4xxUnretryable for an example.
+		return true
+
+	default:
+		switch err.Error() {
+		case "net/http: request canceled",
+			"net/http: request canceled while waiting for connection":
+			// known 1.5 error case when an http request is cancelled
+			return false
+		}
+		// here we don't know the error; so we allow a retry.
+		return true
 	}
-	return false
 }
 
 // IsErrorThrottle returns whether the error is to be throttled based on its code.
 // Returns false if error is nil.
 func IsErrorThrottle(err error) bool {
-	if err != nil {
+	if aerr, ok := err.(awserr.Error); ok && aerr != nil {
-		if aerr, ok := err.(awserr.Error); ok {
+		return isCodeThrottle(aerr.Code())
-			return isCodeThrottle(aerr.Code())
-		}
 	}
 	return false
 }
 
-// IsErrorExpiredCreds returns whether the error code is a credential expiry error.
+// IsErrorExpiredCreds returns whether the error code is a credential expiry
-// Returns false if error is nil.
+// error. Returns false if error is nil.
 func IsErrorExpiredCreds(err error) bool {
-	if err != nil {
+	if aerr, ok := err.(awserr.Error); ok && aerr != nil {
-		if aerr, ok := err.(awserr.Error); ok {
+		return isCodeExpiredCreds(aerr.Code())
-			return isCodeExpiredCreds(aerr.Code())
-		}
 	}
 	return false
 }
@@ -143,17 +219,44 @@ func IsErrorExpiredCreds(err error) bool {
 //
 // Alias for the utility function IsErrorRetryable
 func (r *Request) IsErrorRetryable() bool {
+	if isErrCode(r.Error, r.RetryErrorCodes) {
+		return true
+	}
+
 	return IsErrorRetryable(r.Error)
 }
 
-// IsErrorThrottle returns whether the error is to be throttled based on its code.
+// IsErrorThrottle returns whether the error is to be throttled based on its
-// Returns false if the request has no Error set
+// code. Returns false if the request has no Error set.
 //
 // Alias for the utility function IsErrorThrottle
 func (r *Request) IsErrorThrottle() bool {
+	if isErrCode(r.Error, r.ThrottleErrorCodes) {
+		return true
+	}
+
+	if r.HTTPResponse != nil {
+		switch r.HTTPResponse.StatusCode {
+		case 429, 502, 503, 504:
+			return true
+		}
+	}
+
 	return IsErrorThrottle(r.Error)
 }
 
+func isErrCode(err error, codes []string) bool {
+	if aerr, ok := err.(awserr.Error); ok && aerr != nil {
+		for _, code := range codes {
+			if code == aerr.Code() {
+				return true
+			}
+		}
+	}
+
+	return false
+}
+
 // IsErrorExpired returns whether the error code is a credential expiry error.
 // Returns false if the request has no Error set.
 //

vendor/github.com/aws/aws-sdk-go/aws/session/env_config.go

@@ -99,10 +99,10 @@ type envConfig struct {
 	CustomCABundle string
 
 	csmEnabled  string
-	CSMEnabled  bool
+	CSMEnabled  *bool
 	CSMPort     string
-	CSMClientID string
 	CSMHost     string
+	CSMClientID string
 
 	// Enables endpoint discovery via environment variables.
 	//
@@ -230,7 +230,11 @@ func envConfigLoad(enableSharedConfig bool) envConfig {
 	setFromEnvVal(&cfg.CSMHost, csmHostEnvKey)
 	setFromEnvVal(&cfg.CSMPort, csmPortEnvKey)
 	setFromEnvVal(&cfg.CSMClientID, csmClientIDEnvKey)
-	cfg.CSMEnabled = len(cfg.csmEnabled) > 0
+
+	if len(cfg.csmEnabled) != 0 {
+		v, _ := strconv.ParseBool(cfg.csmEnabled)
+		cfg.CSMEnabled = &v
+	}
 
 	regionKeys := regionEnvKeys
 	profileKeys := profileEnvKeys

vendor/github.com/aws/aws-sdk-go/aws/session/session.go

@@ -104,9 +104,13 @@ func New(cfgs ...*aws.Config) *Session {
 	}
 
 	s := deprecatedNewSession(cfgs...)
-	if envCfg.CSMEnabled {
+
-		err := enableCSM(&s.Handlers, envCfg.CSMClientID,
+	if csmCfg, err := loadCSMConfig(envCfg, []string{}); err != nil {
-			envCfg.CSMHost, envCfg.CSMPort, s.Config.Logger)
+		if l := s.Config.Logger; l != nil {
+			l.Log(fmt.Sprintf("ERROR: failed to load CSM configuration, %v", err))
+		}
+	} else if csmCfg.Enabled {
+		err := enableCSM(&s.Handlers, csmCfg, s.Config.Logger)
 		if err != nil {
 			err = fmt.Errorf("failed to enable CSM, %v", err)
 			s.Config.Logger.Log("ERROR:", err.Error())
@@ -347,15 +351,12 @@ func deprecatedNewSession(cfgs ...*aws.Config) *Session {
 	return s
 }
 
-func enableCSM(handlers *request.Handlers,
+func enableCSM(handlers *request.Handlers, cfg csmConfig, logger aws.Logger) error {
-	clientID, host, port string,
-	logger aws.Logger,
-) error {
 	if logger != nil {
 		logger.Log("Enabling CSM")
 	}
 
-	r, err := csm.Start(clientID, csm.AddressWithDefaults(host, port))
+	r, err := csm.Start(cfg.ClientID, csm.AddressWithDefaults(cfg.Host, cfg.Port))
 	if err != nil {
 		return err
 	}
@@ -395,7 +396,13 @@ func newSession(opts Options, envCfg envConfig, cfgs ...*aws.Config) (*Session,
 	// Load additional config from file(s)
 	sharedCfg, err := loadSharedConfig(envCfg.Profile, cfgFiles, envCfg.EnableSharedConfig)
 	if err != nil {
-		if _, ok := err.(SharedConfigProfileNotExistsError); !ok {
+		if len(envCfg.Profile) == 0 && !envCfg.EnableSharedConfig && (envCfg.Creds.HasKeys() || userCfg.Credentials != nil) {
+			// Special case where the user has not explicitly specified an AWS_PROFILE,
+			// or session.Options.profile, shared config is not enabled, and the
+			// environment has credentials, allow the shared config file to fail to
+			// load since the user has already provided credentials, and nothing else
+			// is required to be read file. Github(aws/aws-sdk-go#2455)
+		} else if _, ok := err.(SharedConfigProfileNotExistsError); !ok {
 			return nil, err
 		}
 	}
@@ -410,9 +417,13 @@ func newSession(opts Options, envCfg envConfig, cfgs ...*aws.Config) (*Session,
 	}
 
 	initHandlers(s)
-	if envCfg.CSMEnabled {
+
-		err := enableCSM(&s.Handlers, envCfg.CSMClientID,
+	if csmCfg, err := loadCSMConfig(envCfg, cfgFiles); err != nil {
-			envCfg.CSMHost, envCfg.CSMPort, s.Config.Logger)
+		if l := s.Config.Logger; l != nil {
+			l.Log(fmt.Sprintf("ERROR: failed to load CSM configuration, %v", err))
+		}
+	} else if csmCfg.Enabled {
+		err = enableCSM(&s.Handlers, csmCfg, s.Config.Logger)
 		if err != nil {
 			return nil, err
 		}
@@ -428,6 +439,46 @@ func newSession(opts Options, envCfg envConfig, cfgs ...*aws.Config) (*Session,
 	return s, nil
 }
 
+type csmConfig struct {
+	Enabled  bool
+	Host     string
+	Port     string
+	ClientID string
+}
+
+var csmProfileName = "aws_csm"
+
+func loadCSMConfig(envCfg envConfig, cfgFiles []string) (csmConfig, error) {
+	if envCfg.CSMEnabled != nil {
+		if *envCfg.CSMEnabled {
+			return csmConfig{
+				Enabled:  true,
+				ClientID: envCfg.CSMClientID,
+				Host:     envCfg.CSMHost,
+				Port:     envCfg.CSMPort,
+			}, nil
+		}
+		return csmConfig{}, nil
+	}
+
+	sharedCfg, err := loadSharedConfig(csmProfileName, cfgFiles, false)
+	if err != nil {
+		if _, ok := err.(SharedConfigProfileNotExistsError); !ok {
+			return csmConfig{}, err
+		}
+	}
+	if sharedCfg.CSMEnabled != nil && *sharedCfg.CSMEnabled == true {
+		return csmConfig{
+			Enabled:  true,
+			ClientID: sharedCfg.CSMClientID,
+			Host:     sharedCfg.CSMHost,
+			Port:     sharedCfg.CSMPort,
+		}, nil
+	}
+
+	return csmConfig{}, nil
+}
+
 func loadCustomCABundle(s *Session, bundle io.Reader) error {
 	var t *http.Transport
 	switch v := s.Config.HTTPClient.Transport.(type) {

vendor/github.com/aws/aws-sdk-go/aws/session/shared_config.go

@@ -22,6 +22,12 @@ const (
 	mfaSerialKey        = `mfa_serial`        // optional
 	roleSessionNameKey  = `role_session_name` // optional
 
+	// CSM options
+	csmEnabledKey  = `csm_enabled`
+	csmHostKey     = `csm_host`
+	csmPortKey     = `csm_port`
+	csmClientIDKey = `csm_client_id`
+
 	// Additional Config fields
 	regionKey = `region`
 
@@ -76,6 +82,12 @@ type sharedConfig struct {
 	//
 	//	endpoint_discovery_enabled = true
 	EnableEndpointDiscovery *bool
+
+	// CSM Options
+	CSMEnabled  *bool
+	CSMHost     string
+	CSMPort     string
+	CSMClientID string
 }
 
 type sharedConfigFile struct {
@@ -251,10 +263,13 @@ func (cfg *sharedConfig) setFromIniFile(profile string, file sharedConfigFile, e
 	}
 
 	// Endpoint discovery
-	if section.Has(enableEndpointDiscoveryKey) {
+	updateBoolPtr(&cfg.EnableEndpointDiscovery, section, enableEndpointDiscoveryKey)
-		v := section.Bool(enableEndpointDiscoveryKey)
+
-		cfg.EnableEndpointDiscovery = &v
+	// CSM options
-	}
+	updateBoolPtr(&cfg.CSMEnabled, section, csmEnabledKey)
+	updateString(&cfg.CSMHost, section, csmHostKey)
+	updateString(&cfg.CSMPort, section, csmPortKey)
+	updateString(&cfg.CSMClientID, section, csmClientIDKey)
 
 	return nil
 }
@@ -348,6 +363,16 @@ func updateString(dst *string, section ini.Section, key string) {
 	*dst = section.String(key)
 }
 
+// updateBoolPtr will only update the dst with the value in the section key,
+// key is present in the section.
+func updateBoolPtr(dst **bool, section ini.Section, key string) {
+	if !section.Has(key) {
+		return
+	}
+	*dst = new(bool)
+	**dst = section.Bool(key)
+}
+
 // SharedConfigLoadError is an error for the shared config file failed to load.
 type SharedConfigLoadError struct {
 	Filename string

vendor/github.com/aws/aws-sdk-go/aws/version.go

@@ -5,4 +5,4 @@ package aws
 const SDKName = "aws-sdk-go"
 
 // SDKVersion is the version of this SDK
-const SDKVersion = "1.22.4"
+const SDKVersion = "1.23.12"

vendor/github.com/aws/aws-sdk-go/internal/sdkmath/floor.go

@@ -0,0 +1,15 @@
+// +build go1.10
+
+package sdkmath
+
+import "math"
+
+// Round returns the nearest integer, rounding half away from zero.
+//
+// Special cases are:
+//	Round(±0) = ±0
+//	Round(±Inf) = ±Inf
+//	Round(NaN) = NaN
+func Round(x float64) float64 {
+	return math.Round(x)
+}

vendor/github.com/aws/aws-sdk-go/internal/sdkmath/floor_go1.9.go

@@ -0,0 +1,56 @@
+// +build !go1.10
+
+package sdkmath
+
+import "math"
+
+// Copied from the Go standard library's (Go 1.12) math/floor.go for use in
+// Go version prior to Go 1.10.
+const (
+	uvone    = 0x3FF0000000000000
+	mask     = 0x7FF
+	shift    = 64 - 11 - 1
+	bias     = 1023
+	signMask = 1 << 63
+	fracMask = 1<<shift - 1
+)
+
+// Round returns the nearest integer, rounding half away from zero.
+//
+// Special cases are:
+//	Round(±0) = ±0
+//	Round(±Inf) = ±Inf
+//	Round(NaN) = NaN
+//
+// Copied from the Go standard library's (Go 1.12) math/floor.go for use in
+// Go version prior to Go 1.10.
+func Round(x float64) float64 {
+	// Round is a faster implementation of:
+	//
+	// func Round(x float64) float64 {
+	//   t := Trunc(x)
+	//   if Abs(x-t) >= 0.5 {
+	//     return t + Copysign(1, x)
+	//   }
+	//   return t
+	// }
+	bits := math.Float64bits(x)
+	e := uint(bits>>shift) & mask
+	if e < bias {
+		// Round abs(x) < 1 including denormals.
+		bits &= signMask // +-0
+		if e == bias-1 {
+			bits |= uvone // +-1
+		}
+	} else if e < bias+shift {
+		// Round any abs(x) >= 1 containing a fractional component [0,1).
+		//
+		// Numbers with larger exponents are returned unchanged since they
+		// must be either an integer, infinity, or NaN.
+		const half = 1 << (shift - 1)
+		e -= bias
+		bits += half >> e
+		bits &^= fracMask >> e
+	}
+	return math.Float64frombits(bits)
+}

vendor/github.com/aws/aws-sdk-go/private/protocol/rest/unmarshal.go

@@ -146,6 +146,9 @@ func unmarshalStatusCode(v reflect.Value, statusCode int) {
 }
 
 func unmarshalHeaderMap(r reflect.Value, headers http.Header, prefix string) error {
+	if len(headers) == 0 {
+		return nil
+	}
 	switch r.Interface().(type) {
 	case map[string]*string: // we only support string map value types
 		out := map[string]*string{}
@@ -155,19 +158,28 @@ func unmarshalHeaderMap(r reflect.Value, headers http.Header, prefix string) err
 				out[k[len(prefix):]] = &v[0]
 			}
 		}
-		r.Set(reflect.ValueOf(out))
+		if len(out) != 0 {
+			r.Set(reflect.ValueOf(out))
+		}
+
 	}
 	return nil
 }
 
 func unmarshalHeader(v reflect.Value, header string, tag reflect.StructTag) error {
-	isJSONValue := tag.Get("type") == "jsonvalue"
+	switch tag.Get("type") {
-	if isJSONValue {
+	case "jsonvalue":
 		if len(header) == 0 {
 			return nil
 		}
-	} else if !v.IsValid() || (header == "" && v.Elem().Kind() != reflect.String) {
+	case "blob":
-		return nil
+		if len(header) == 0 {
+			return nil
+		}
+	default:
+		if !v.IsValid() || (header == "" && v.Elem().Kind() != reflect.String) {
+			return nil
+		}
 	}
 
 	switch v.Interface().(type) {
@@ -178,7 +190,7 @@ func unmarshalHeader(v reflect.Value, header string, tag reflect.StructTag) erro
 		if err != nil {
 			return err
 		}
-		v.Set(reflect.ValueOf(&b))
+		v.Set(reflect.ValueOf(b))
 	case *bool:
 		b, err := strconv.ParseBool(header)
 		if err != nil {

vendor/github.com/aws/aws-sdk-go/private/protocol/timestamp.go

@@ -1,8 +1,11 @@
 package protocol
 
 import (
+	"math"
 	"strconv"
 	"time"
+
+	"github.com/aws/aws-sdk-go/internal/sdkmath"
 )
 
 // Names of time formats supported by the SDK
@@ -13,12 +16,19 @@ const (
 )
 
 // Time formats supported by the SDK
+// Output time is intended to not contain decimals
 const (
 	// RFC 7231#section-7.1.1.1 timetamp format. e.g Tue, 29 Apr 2014 18:30:38 GMT
 	RFC822TimeFormat = "Mon, 2 Jan 2006 15:04:05 GMT"
 
+	// This format is used for output time without seconds precision
+	RFC822OutputTimeFormat = "Mon, 02 Jan 2006 15:04:05 GMT"
+
 	// RFC3339 a subset of the ISO8601 timestamp format. e.g 2014-04-29T18:30:38Z
-	ISO8601TimeFormat = "2006-01-02T15:04:05Z"
+	ISO8601TimeFormat = "2006-01-02T15:04:05.999999999Z"
+
+	// This format is used for output time without seconds precision
+	ISO8601OutputTimeFormat = "2006-01-02T15:04:05Z"
 )
 
 // IsKnownTimestampFormat returns if the timestamp format name
@@ -42,9 +52,9 @@ func FormatTime(name string, t time.Time) string {
 
 	switch name {
 	case RFC822TimeFormatName:
-		return t.Format(RFC822TimeFormat)
+		return t.Format(RFC822OutputTimeFormat)
 	case ISO8601TimeFormatName:
-		return t.Format(ISO8601TimeFormat)
+		return t.Format(ISO8601OutputTimeFormat)
 	case UnixTimeFormatName:
 		return strconv.FormatInt(t.Unix(), 10)
 	default:
@@ -62,10 +72,12 @@ func ParseTime(formatName, value string) (time.Time, error) {
 		return time.Parse(ISO8601TimeFormat, value)
 	case UnixTimeFormatName:
 		v, err := strconv.ParseFloat(value, 64)
+		_, dec := math.Modf(v)
+		dec = sdkmath.Round(dec*1e3) / 1e3 //Rounds 0.1229999 to 0.123
 		if err != nil {
 			return time.Time{}, err
 		}
-		return time.Unix(int64(v), 0), nil
+		return time.Unix(int64(v), int64(dec*(1e9))), nil
 	default:
 		panic("unknown timestamp format name, " + formatName)
 	}

vendor/github.com/aws/aws-sdk-go/service/ec2/customizations.go

@@ -38,8 +38,8 @@ func customRetryRule(r *request.Request) time.Duration {
 		count = len(retryTimes) - 1
 	}
 
-	minTime := int(retryTimes[count])
+	minTime := int64(retryTimes[count])
-	return time.Duration(sdkrand.SeededRand.Intn(minTime) + minTime)
+	return time.Duration(sdkrand.SeededRand.Int63n(minTime) + minTime)
 }
 
 func setCustomRetryer(c *client.Client) {

vendor/github.com/aws/aws-sdk-go/service/ec2/doc.go

@@ -9,7 +9,7 @@
 //
 // To learn more, see the following resources:
 //
-//    * Amazon EC2: Amazon EC2 product page (http://aws.amazon.com/ec2), Amazon
+//    * Amazon EC2: AmazonEC2 product page (http://aws.amazon.com/ec2), Amazon
 //    EC2 documentation (http://aws.amazon.com/documentation/ec2)
 //
 //    * Amazon EBS: Amazon EBS product page (http://aws.amazon.com/ebs), Amazon

vendor/github.com/aws/aws-sdk-go/service/sts/customizations.go

@@ -0,0 +1,11 @@
+package sts
+
+import "github.com/aws/aws-sdk-go/aws/request"
+
+func init() {
+	initRequest = customizeRequest
+}
+
+func customizeRequest(r *request.Request) {
+	r.RetryErrorCodes = append(r.RetryErrorCodes, ErrCodeIDPCommunicationErrorException)
+}

vendor/modules.txt

@@ -28,7 +28,7 @@ github.com/alecthomas/units
 github.com/armon/go-metrics
 # github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a
 github.com/asaskevich/govalidator
-# github.com/aws/aws-sdk-go v1.22.4
+# github.com/aws/aws-sdk-go v1.23.12
 github.com/aws/aws-sdk-go/aws
 github.com/aws/aws-sdk-go/aws/credentials
 github.com/aws/aws-sdk-go/aws/credentials/stscreds
@@ -59,6 +59,7 @@ github.com/aws/aws-sdk-go/private/protocol/query
 github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds
 github.com/aws/aws-sdk-go/aws/credentials/endpointcreds
 github.com/aws/aws-sdk-go/private/protocol/rest
+github.com/aws/aws-sdk-go/internal/sdkmath
 github.com/aws/aws-sdk-go/private/protocol/query/queryutil
 github.com/aws/aws-sdk-go/private/protocol/xml/xmlutil
 github.com/aws/aws-sdk-go/private/protocol/json/jsonutil