Merge pull request #73435 from micahhausler/aws-sdk-update-201901

Godeps/Godeps.json

@@ -201,178 +201,193 @@
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/awserr",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/awsutil",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/client",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/client/metadata",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/corehandlers",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/credentials",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/credentials/endpointcreds",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
+		},
+		{
+			"ImportPath": "github.com/aws/aws-sdk-go/aws/credentials/processcreds",
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/credentials/stscreds",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/csm",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/defaults",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/ec2metadata",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/endpoints",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/request",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/session",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/aws/signer/v4",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
+		},
+		{
+			"ImportPath": "github.com/aws/aws-sdk-go/internal/ini",
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/internal/sdkio",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/internal/sdkrand",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
+		},
+		{
+			"ImportPath": "github.com/aws/aws-sdk-go/internal/sdkuri",
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/internal/shareddefaults",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/ec2query",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/json/jsonutil",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/jsonrpc",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/query",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/query/queryutil",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/rest",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/xml/xmlutil",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/service/autoscaling",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/service/ec2",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/service/ecr",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/service/elb",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/service/elbv2",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/service/kms",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/aws/aws-sdk-go/service/sts",
-			"Comment": "v1.14.12",
-			"Rev": "fde4ded7becdeae4d26bf1212916aabba79349b4"
+			"Comment": "v1.16.26",
+			"Rev": "81f3829f5a9d041041bdf56e55926691309d7699"
 		},
 		{
 			"ImportPath": "github.com/bazelbuild/bazel-gazelle/cmd/gazelle",

vendor/BUILD

@@ -38,8 +38,10 @@ filegroup(
         "//vendor/github.com/armon/circbuf:all-srcs",
         "//vendor/github.com/asaskevich/govalidator:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/aws:all-srcs",
+        "//vendor/github.com/aws/aws-sdk-go/internal/ini:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/internal/sdkio:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/internal/sdkrand:all-srcs",
+        "//vendor/github.com/aws/aws-sdk-go/internal/sdkuri:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/internal/shareddefaults:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/private/protocol:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/service/autoscaling:all-srcs",

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

@@ -4,9 +4,11 @@ go_library(
     name = "go_default_library",
     srcs = [
         "config.go",
-        "context.go",
-        "context_1_6.go",
-        "context_1_7.go",
+        "context_1_5.go",
+        "context_1_9.go",
+        "context_background_1_5.go",
+        "context_background_1_7.go",
+        "context_sleep.go",
         "convert_types.go",
         "doc.go",
         "errors.go",

vendor/github.com/aws/aws-sdk-go/aws/awsutil/string_value.go

@@ -23,28 +23,27 @@ func stringValue(v reflect.Value, indent int, buf *bytes.Buffer) {
 	case reflect.Struct:
 		buf.WriteString("{\n")
 
-		names := []string{}
 		for i := 0; i < v.Type().NumField(); i++ {
-			name := v.Type().Field(i).Name
-			f := v.Field(i)
-			if name[0:1] == strings.ToLower(name[0:1]) {
+			ft := v.Type().Field(i)
+			fv := v.Field(i)
+
+			if ft.Name[0:1] == strings.ToLower(ft.Name[0:1]) {
 				continue // ignore unexported fields
 			}
-			if (f.Kind() == reflect.Ptr || f.Kind() == reflect.Slice) && f.IsNil() {
+			if (fv.Kind() == reflect.Ptr || fv.Kind() == reflect.Slice) && fv.IsNil() {
 				continue // ignore unset fields
 			}
-			names = append(names, name)
-		}
 
-		for i, n := range names {
-			val := v.FieldByName(n)
 			buf.WriteString(strings.Repeat(" ", indent+2))
-			buf.WriteString(n + ": ")
-			stringValue(val, indent+2, buf)
+			buf.WriteString(ft.Name + ": ")
 
-			if i < len(names)-1 {
-				buf.WriteString(",\n")
+			if tag := ft.Tag.Get("sensitive"); tag == "true" {
+				buf.WriteString("<sensitive>")
+			} else {
+				stringValue(fv, indent+2, buf)
 			}
+
+			buf.WriteString(",\n")
 		}
 
 		buf.WriteString("\n" + strings.Repeat(" ", indent) + "}")

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

@@ -18,7 +18,7 @@ type Config struct {
 
 	// States that the signing name did not come from a modeled source but
 	// was derived based on other data. Used by service client constructors
-	// to determine if the signin name can be overriden based on metadata the
+	// to determine if the signin name can be overridden based on metadata the
 	// service has.
 	SigningNameDerived bool
 }

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

@@ -18,7 +18,7 @@ const UseServiceDefaultRetries = -1
 type RequestRetryer interface{}
 
 // A Config provides service configuration for service clients. By default,
-// all clients will use the defaults.DefaultConfig tructure.
+// all clients will use the defaults.DefaultConfig structure.
 //
 //     // Create Session with MaxRetry configuration to be shared by multiple
 //     // service clients.
@@ -45,8 +45,8 @@ type Config struct {
 	// that overrides the default generated endpoint for a client. Set this
 	// to `""` to use the default generated endpoint.
 	//
-	// @note You must still provide a `Region` value when specifying an
-	//   endpoint for a client.
+	// Note: You must still provide a `Region` value when specifying an
+	// endpoint for a client.
 	Endpoint *string
 
 	// The resolver to use for looking up endpoints for AWS service clients
@@ -65,8 +65,8 @@ type Config struct {
 	// noted. A full list of regions is found in the "Regions and Endpoints"
 	// document.
 	//
-	// @see http://docs.aws.amazon.com/general/latest/gr/rande.html
-	//   AWS Regions and Endpoints
+	// See http://docs.aws.amazon.com/general/latest/gr/rande.html for AWS
+	// Regions and Endpoints.
 	Region *string
 
 	// Set this to `true` to disable SSL when sending requests. Defaults
@@ -120,9 +120,10 @@ type Config struct {
 	// will use virtual hosted bucket addressing when possible
 	// (`http://BUCKET.s3.amazonaws.com/KEY`).
 	//
-	// @note This configuration option is specific to the Amazon S3 service.
-	// @see http://docs.aws.amazon.com/AmazonS3/latest/dev/VirtualHosting.html
-	//   Amazon S3: Virtual Hosting of Buckets
+	// Note: This configuration option is specific to the Amazon S3 service.
+	//
+	// See http://docs.aws.amazon.com/AmazonS3/latest/dev/VirtualHosting.html
+	// for Amazon S3: Virtual Hosting of Buckets
 	S3ForcePathStyle *bool
 
 	// Set this to `true` to disable the SDK adding the `Expect: 100-Continue`
@@ -223,6 +224,28 @@ type Config struct {
 	//    	Key: aws.String("//foo//bar//moo"),
 	//    })
 	DisableRestProtocolURICleaning *bool
+
+	// EnableEndpointDiscovery will allow for endpoint discovery on operations that
+	// have the definition in its model. By default, endpoint discovery is off.
+	//
+	// Example:
+	//    sess := session.Must(session.NewSession(&aws.Config{
+	//         EnableEndpointDiscovery: aws.Bool(true),
+	//    }))
+	//
+	//    svc := s3.New(sess)
+	//    out, err := svc.GetObject(&s3.GetObjectInput {
+	//    	Bucket: aws.String("bucketname"),
+	//    	Key: aws.String("/foo/bar/moo"),
+	//    })
+	EnableEndpointDiscovery *bool
+
+	// DisableEndpointHostPrefix will disable the SDK's behavior of prefixing
+	// request endpoint hosts with modeled information.
+	//
+	// Disabling this feature is useful when you want to use local endpoints
+	// for testing that do not support the modeled host prefix pattern.
+	DisableEndpointHostPrefix *bool
 }
 
 // NewConfig returns a new Config pointer that can be chained with builder
@@ -377,6 +400,19 @@ func (c *Config) WithSleepDelay(fn func(time.Duration)) *Config {
 	return c
 }
 
+// WithEndpointDiscovery will set whether or not to use endpoint discovery.
+func (c *Config) WithEndpointDiscovery(t bool) *Config {
+	c.EnableEndpointDiscovery = &t
+	return c
+}
+
+// WithDisableEndpointHostPrefix will set whether or not to use modeled host prefix
+// when making requests.
+func (c *Config) WithDisableEndpointHostPrefix(t bool) *Config {
+	c.DisableEndpointHostPrefix = &t
+	return c
+}
+
 // MergeIn merges the passed in configs into the existing config object.
 func (c *Config) MergeIn(cfgs ...*Config) {
 	for _, other := range cfgs {
@@ -476,6 +512,14 @@ func mergeInConfig(dst *Config, other *Config) {
 	if other.EnforceShouldRetryCheck != nil {
 		dst.EnforceShouldRetryCheck = other.EnforceShouldRetryCheck
 	}
+
+	if other.EnableEndpointDiscovery != nil {
+		dst.EnableEndpointDiscovery = other.EnableEndpointDiscovery
+	}
+
+	if other.DisableEndpointHostPrefix != nil {
+		dst.DisableEndpointHostPrefix = other.DisableEndpointHostPrefix
+	}
 }
 
 // Copy will return a shallow copy of the Config object. If any additional

vendor/github.com/aws/aws-sdk-go/aws/context.go → vendor/github.com/aws/aws-sdk-go/aws/context_1_5.go

+// +build !go1.9
+
 package aws
 
-import (
-	"time"
-)
+import "time"
 
 // Context is an copy of the Go v1.7 stdlib's context.Context interface.
 // It is represented as a SDK interface to enable you to use the "WithContext"
@@ -35,37 +35,3 @@ type Context interface {
 	// functions.
 	Value(key interface{}) interface{}
 }
-
-// BackgroundContext returns a context that will never be canceled, has no
-// values, and no deadline. This context is used by the SDK to provide
-// backwards compatibility with non-context API operations and functionality.
-//
-// Go 1.6 and before:
-// This context function is equivalent to context.Background in the Go stdlib.
-//
-// Go 1.7 and later:
-// The context returned will be the value returned by context.Background()
-//
-// See https://golang.org/pkg/context for more information on Contexts.
-func BackgroundContext() Context {
-	return backgroundCtx
-}
-
-// SleepWithContext will wait for the timer duration to expire, or the context
-// is canceled. Which ever happens first. If the context is canceled the Context's
-// error will be returned.
-//
-// Expects Context to always return a non-nil error if the Done channel is closed.
-func SleepWithContext(ctx Context, dur time.Duration) error {
-	t := time.NewTimer(dur)
-	defer t.Stop()
-
-	select {
-	case <-t.C:
-		break
-	case <-ctx.Done():
-		return ctx.Err()
-	}
-
-	return nil
-}

vendor/github.com/aws/aws-sdk-go/aws/context_1_7.go

-// +build go1.7
-
-package aws
-
-import "context"
-
-var (
-	backgroundCtx = context.Background()
-)

vendor/github.com/aws/aws-sdk-go/aws/context_1_9.go

+// +build go1.9
+
+package aws
+
+import "context"
+
+// Context is an alias of the Go stdlib's context.Context interface.
+// It can be used within the SDK's API operation "WithContext" methods.
+//
+// See https://golang.org/pkg/context on how to use contexts.
+type Context = context.Context

vendor/github.com/aws/aws-sdk-go/aws/context_1_6.go → vendor/github.com/aws/aws-sdk-go/aws/context_background_1_5.go

@@ -39,3 +39,18 @@ func (e *emptyCtx) String() string {
 var (
 	backgroundCtx = new(emptyCtx)
 )
+
+// BackgroundContext returns a context that will never be canceled, has no
+// values, and no deadline. This context is used by the SDK to provide
+// backwards compatibility with non-context API operations and functionality.
+//
+// Go 1.6 and before:
+// This context function is equivalent to context.Background in the Go stdlib.
+//
+// Go 1.7 and later:
+// The context returned will be the value returned by context.Background()
+//
+// See https://golang.org/pkg/context for more information on Contexts.
+func BackgroundContext() Context {
+	return backgroundCtx
+}

vendor/github.com/aws/aws-sdk-go/aws/context_background_1_7.go

+// +build go1.7
+
+package aws
+
+import "context"
+
+// BackgroundContext returns a context that will never be canceled, has no
+// values, and no deadline. This context is used by the SDK to provide
+// backwards compatibility with non-context API operations and functionality.
+//
+// Go 1.6 and before:
+// This context function is equivalent to context.Background in the Go stdlib.
+//
+// Go 1.7 and later:
+// The context returned will be the value returned by context.Background()
+//
+// See https://golang.org/pkg/context for more information on Contexts.
+func BackgroundContext() Context {
+	return context.Background()
+}

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

+package aws
+
+import (
+	"time"
+)
+
+// SleepWithContext will wait for the timer duration to expire, or the context
+// is canceled. Which ever happens first. If the context is canceled the Context's
+// error will be returned.
+//
+// Expects Context to always return a non-nil error if the Done channel is closed.
+func SleepWithContext(ctx Context, dur time.Duration) error {
+	t := time.NewTimer(dur)
+	defer t.Stop()
+
+	select {
+	case <-t.C:
+		break
+	case <-ctx.Done():
+		return ctx.Err()
+	}
+
+	return nil
+}

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

@@ -72,9 +72,9 @@ var ValidateReqSigHandler = request.NamedHandler{
 			signedTime = r.LastSignedAt
 		}
 
-		// 10 minutes to allow for some clock skew/delays in transmission.
+		// 5 minutes to allow for some clock skew/delays in transmission.
 		// Would be improved with aws/aws-sdk-go#423
-		if signedTime.Add(10 * time.Minute).After(time.Now()) {
+		if signedTime.Add(5 * time.Minute).After(time.Now()) {
 			return
 		}
 

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

@@ -17,7 +17,7 @@ var SDKVersionUserAgentHandler = request.NamedHandler{
 }
 
 const execEnvVar = `AWS_EXECUTION_ENV`
-const execEnvUAKey = `exec_env`
+const execEnvUAKey = `exec-env`
 
 // AddHostExecEnvUserAgentHander is a request handler appending the SDK's
 // execution environment to the user agent.

vendor/github.com/aws/aws-sdk-go/aws/credentials/BUILD

@@ -14,8 +14,8 @@ go_library(
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/aws/aws-sdk-go/aws/awserr:go_default_library",
+        "//vendor/github.com/aws/aws-sdk-go/internal/ini:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/internal/shareddefaults:go_default_library",
-        "//vendor/github.com/go-ini/ini:go_default_library",
     ],
 )
 
@@ -32,6 +32,7 @@ filegroup(
         ":package-srcs",
         "//vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds:all-srcs",
+        "//vendor/github.com/aws/aws-sdk-go/aws/credentials/processcreds:all-srcs",
         "//vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds:all-srcs",
     ],
     tags = ["automanaged"],

vendor/github.com/aws/aws-sdk-go/aws/credentials/chain_provider.go

@@ -9,9 +9,7 @@ var (
 	// providers in the ChainProvider.
 	//
 	// This has been deprecated. For verbose error messaging set
-	// aws.Config.CredentialsChainVerboseErrors to true
-	//
-	// @readonly
+	// aws.Config.CredentialsChainVerboseErrors to true.
 	ErrNoValidProvidersFoundInChain = awserr.New("NoCredentialProviders",
 		`no valid providers in chain. Deprecated.
 	For verbose messaging see aws.Config.CredentialsChainVerboseErrors`,

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

@@ -49,6 +49,8 @@
 package credentials
 
 import (
+	"fmt"
+	"github.com/aws/aws-sdk-go/aws/awserr"
 	"sync"
 	"time"
 )
@@ -64,8 +66,6 @@ import (
 //       Credentials: credentials.AnonymousCredentials,
 //     })))
 //     // Access public S3 buckets.
-//
-// @readonly
 var AnonymousCredentials = NewStaticCredentials("", "", "")
 
 // A Value is the AWS credentials value for individual credential fields.
@@ -99,6 +99,14 @@ type Provider interface {
 	IsExpired() bool
 }
 
+// An Expirer is an interface that Providers can implement to expose the expiration
+// time, if known.  If the Provider cannot accurately provide this info,
+// it should not implement this interface.
+type Expirer interface {
+	// The time at which the credentials are no longer valid
+	ExpiresAt() time.Time
+}
+
 // An ErrorProvider is a stub credentials provider that always returns an error
 // this is used by the SDK when construction a known provider is not possible
 // due to an error.
@@ -158,13 +166,19 @@ func (e *Expiry) SetExpiration(expiration time.Time, window time.Duration) {
 
 // IsExpired returns if the credentials are expired.
 func (e *Expiry) IsExpired() bool {
-	if e.CurrentTime == nil {
-		e.CurrentTime = time.Now
+	curTime := e.CurrentTime
+	if curTime == nil {
+		curTime = time.Now
 	}
-	return e.expiration.Before(e.CurrentTime())
+	return e.expiration.Before(curTime())
 }
 
-// A Credentials provides synchronous safe retrieval of AWS credentials Value.
+// ExpiresAt returns the expiration time of the credential
+func (e *Expiry) ExpiresAt() time.Time {
+	return e.expiration
+}
+
+// A Credentials provides concurrency safe retrieval of AWS credentials Value.
 // Credentials will cache the credentials value until they expire. Once the value
 // expires the next Get will attempt to retrieve valid credentials.
 //
@@ -256,3 +270,23 @@ func (c *Credentials) IsExpired() bool {
 func (c *Credentials) isExpired() bool {
 	return c.forceRefresh || c.provider.IsExpired()
 }
+
+// ExpiresAt provides access to the functionality of the Expirer interface of
+// the underlying Provider, if it supports that interface.  Otherwise, it returns
+// an error.
+func (c *Credentials) ExpiresAt() (time.Time, error) {
+	c.m.RLock()
+	defer c.m.RUnlock()
+
+	expirer, ok := c.provider.(Expirer)
+	if !ok {
+		return time.Time{}, awserr.New("ProviderNotExpirer",
+			fmt.Sprintf("provider %s does not support ExpiresAt()", c.creds.ProviderName),
+			nil)
+	}
+	if c.forceRefresh {
+		// set expiration time to the distant past
+		return time.Time{}, nil
+	}
+	return expirer.ExpiresAt(), nil
+}

vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/BUILD

@@ -11,6 +11,7 @@ go_library(
         "//vendor/github.com/aws/aws-sdk-go/aws/client:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/credentials:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/ec2metadata:go_default_library",
+        "//vendor/github.com/aws/aws-sdk-go/internal/sdkuri:go_default_library",
     ],
 )
 

vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go

@@ -4,7 +4,6 @@ import (
 	"bufio"
 	"encoding/json"
 	"fmt"
-	"path"
 	"strings"
 	"time"
 
@@ -12,6 +11,7 @@ import (
 	"github.com/aws/aws-sdk-go/aws/client"
 	"github.com/aws/aws-sdk-go/aws/credentials"
 	"github.com/aws/aws-sdk-go/aws/ec2metadata"
+	"github.com/aws/aws-sdk-go/internal/sdkuri"
 )
 
 // ProviderName provides a name of EC2Role provider
@@ -125,7 +125,7 @@ type ec2RoleCredRespBody struct {
 	Message string
 }
 
-const iamSecurityCredsPath = "/iam/security-credentials"
+const iamSecurityCredsPath = "iam/security-credentials/"
 
 // requestCredList requests a list of credentials from the EC2 service.
 // If there are no credentials, or there is an error making or receiving the request
@@ -153,7 +153,7 @@ func requestCredList(client *ec2metadata.EC2Metadata) ([]string, error) {
 // If the credentials cannot be found, or there is an error reading the response
 // and error will be returned.
 func requestCred(client *ec2metadata.EC2Metadata, credsName string) (ec2RoleCredRespBody, error) {
-	resp, err := client.GetMetadata(path.Join(iamSecurityCredsPath, credsName))
+	resp, err := client.GetMetadata(sdkuri.PathJoin(iamSecurityCredsPath, credsName))
 	if err != nil {
 		return ec2RoleCredRespBody{},
 			awserr.New("EC2RoleRequestError",

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

@@ -65,6 +65,10 @@ type Provider struct {
 	//
 	// If ExpiryWindow is 0 or less it will be ignored.
 	ExpiryWindow time.Duration
+
+	// Optional authorization token value if set will be used as the value of
+	// the Authorization header of the endpoint credential request.
+	AuthorizationToken string
 }
 
 // NewProviderClient returns a credentials Provider for retrieving AWS credentials
@@ -152,6 +156,9 @@ func (p *Provider) getCredentials() (*getCredentialsOutput, error) {
 	out := &getCredentialsOutput{}
 	req := p.Client.NewRequest(op, nil, out)
 	req.HTTPRequest.Header.Set("Accept", "application/json")
+	if authToken := p.AuthorizationToken; len(authToken) != 0 {
+		req.HTTPRequest.Header.Set("Authorization", authToken)
+	}
 
 	return out, req.Send()
 }

vendor/github.com/aws/aws-sdk-go/aws/credentials/env_provider.go

@@ -12,14 +12,10 @@ const EnvProviderName = "EnvProvider"
 var (
 	// ErrAccessKeyIDNotFound is returned when the AWS Access Key ID can't be
 	// found in the process's environment.
-	//
-	// @readonly
 	ErrAccessKeyIDNotFound = awserr.New("EnvAccessKeyNotFound", "AWS_ACCESS_KEY_ID or AWS_ACCESS_KEY not found in environment", nil)
 
 	// ErrSecretAccessKeyNotFound is returned when the AWS Secret Access Key
 	// can't be found in the process's environment.
-	//
-	// @readonly
 	ErrSecretAccessKeyNotFound = awserr.New("EnvSecretNotFound", "AWS_SECRET_ACCESS_KEY or AWS_SECRET_KEY not found in environment", nil)
 )
 

vendor/github.com/aws/aws-sdk-go/aws/credentials/processcreds/BUILD

+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["provider.go"],
+    importmap = "k8s.io/kubernetes/vendor/github.com/aws/aws-sdk-go/aws/credentials/processcreds",
+    importpath = "github.com/aws/aws-sdk-go/aws/credentials/processcreds",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//vendor/github.com/aws/aws-sdk-go/aws/awserr:go_default_library",
+        "//vendor/github.com/aws/aws-sdk-go/aws/credentials:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

vendor/github.com/aws/aws-sdk-go/aws/credentials/shared_credentials_provider.go

@@ -4,9 +4,8 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/go-ini/ini"
-
 	"github.com/aws/aws-sdk-go/aws/awserr"
+	"github.com/aws/aws-sdk-go/internal/ini"
 	"github.com/aws/aws-sdk-go/internal/shareddefaults"
 )
 
@@ -77,36 +76,37 @@ func (p *SharedCredentialsProvider) IsExpired() bool {
 // The credentials retrieved from the profile will be returned or error. Error will be
 // returned if it fails to read from the file, or the data is invalid.
 func loadProfile(filename, profile string) (Value, error) {
-	config, err := ini.Load(filename)
+	config, err := ini.OpenFile(filename)
 	if err != nil {
 		return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsLoad", "failed to load shared credentials file", err)
 	}
-	iniProfile, err := config.GetSection(profile)
-	if err != nil {
-		return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsLoad", "failed to get profile", err)
+
+	iniProfile, ok := config.GetSection(profile)
+	if !ok {
+		return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsLoad", "failed to get profile", nil)
 	}
 
-	id, err := iniProfile.GetKey("aws_access_key_id")
-	if err != nil {
+	id := iniProfile.String("aws_access_key_id")
+	if len(id) == 0 {
 		return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsAccessKey",
 			fmt.Sprintf("shared credentials %s in %s did not contain aws_access_key_id", profile, filename),
-			err)
+			nil)
 	}
 
-	secret, err := iniProfile.GetKey("aws_secret_access_key")
-	if err != nil {
+	secret := iniProfile.String("aws_secret_access_key")
+	if len(secret) == 0 {
 		return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsSecret",
 			fmt.Sprintf("shared credentials %s in %s did not contain aws_secret_access_key", profile, filename),
 			nil)
 	}
 
 	// Default to empty string if not found
-	token := iniProfile.Key("aws_session_token")
+	token := iniProfile.String("aws_session_token")
 
 	return Value{
-		AccessKeyID:     id.String(),
-		SecretAccessKey: secret.String(),
-		SessionToken:    token.String(),
+		AccessKeyID:     id,
+		SecretAccessKey: secret,
+		SessionToken:    token,
 		ProviderName:    SharedCredsProviderName,
 	}, nil
 }

vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go

@@ -9,8 +9,6 @@ const StaticProviderName = "StaticProvider"
 
 var (
 	// ErrStaticCredentialsEmpty is emitted when static credentials are empty.
-	//
-	// @readonly
 	ErrStaticCredentialsEmpty = awserr.New("EmptyStaticCreds", "static credentials are empty", nil)
 )
 

vendor/github.com/aws/aws-sdk-go/aws/csm/BUILD

@@ -6,7 +6,8 @@ go_library(
         "doc.go",
         "enable.go",
         "metric.go",
-        "metricChan.go",
+        "metric_chan.go",
+        "metric_exception.go",
         "reporter.go",
     ],
     importmap = "k8s.io/kubernetes/vendor/github.com/aws/aws-sdk-go/aws/csm",

vendor/github.com/aws/aws-sdk-go/aws/csm/metric.go

@@ -3,6 +3,8 @@ package csm
 import (
 	"strconv"
 	"time"
+
+	"github.com/aws/aws-sdk-go/aws"
 )
 
 type metricTime time.Time
@@ -39,6 +41,12 @@ type metric struct {
 	SDKException        *string `json:"SdkException,omitempty"`
 	SDKExceptionMessage *string `json:"SdkExceptionMessage,omitempty"`
 
+	FinalHTTPStatusCode      *int    `json:"FinalHttpStatusCode,omitempty"`
+	FinalAWSException        *string `json:"FinalAwsException,omitempty"`
+	FinalAWSExceptionMessage *string `json:"FinalAwsExceptionMessage,omitempty"`
+	FinalSDKException        *string `json:"FinalSdkException,omitempty"`
+	FinalSDKExceptionMessage *string `json:"FinalSdkExceptionMessage,omitempty"`
+
 	DestinationIP    *string `json:"DestinationIp,omitempty"`
 	ConnectionReused *int    `json:"ConnectionReused,omitempty"`
 
@@ -48,4 +56,54 @@ type metric struct {
 	DNSLatency               *int `json:"DnsLatency,omitempty"`
 	TCPLatency               *int `json:"TcpLatency,omitempty"`
 	SSLLatency               *int `json:"SslLatency,omitempty"`
+
+	MaxRetriesExceeded *int `json:"MaxRetriesExceeded,omitempty"`
+}
+
+func (m *metric) TruncateFields() {
+	m.ClientID = truncateString(m.ClientID, 255)
+	m.UserAgent = truncateString(m.UserAgent, 256)
+
+	m.AWSException = truncateString(m.AWSException, 128)
+	m.AWSExceptionMessage = truncateString(m.AWSExceptionMessage, 512)
+
+	m.SDKException = truncateString(m.SDKException, 128)
+	m.SDKExceptionMessage = truncateString(m.SDKExceptionMessage, 512)
+
+	m.FinalAWSException = truncateString(m.FinalAWSException, 128)
+	m.FinalAWSExceptionMessage = truncateString(m.FinalAWSExceptionMessage, 512)
+
+	m.FinalSDKException = truncateString(m.FinalSDKException, 128)
+	m.FinalSDKExceptionMessage = truncateString(m.FinalSDKExceptionMessage, 512)
+}
+
+func truncateString(v *string, l int) *string {
+	if v != nil && len(*v) > l {
+		nv := (*v)[:l]
+		return &nv
+	}
+
+	return v
+}
+
+func (m *metric) SetException(e metricException) {
+	switch te := e.(type) {
+	case awsException:
+		m.AWSException = aws.String(te.exception)
+		m.AWSExceptionMessage = aws.String(te.message)
+	case sdkException:
+		m.SDKException = aws.String(te.exception)
+		m.SDKExceptionMessage = aws.String(te.message)
+	}
+}
+
+func (m *metric) SetFinalException(e metricException) {
+	switch te := e.(type) {
+	case awsException:
+		m.FinalAWSException = aws.String(te.exception)
+		m.FinalAWSExceptionMessage = aws.String(te.message)
+	case sdkException:
+		m.FinalSDKException = aws.String(te.exception)
+		m.FinalSDKExceptionMessage = aws.String(te.message)
+	}
 }

vendor/github.com/aws/aws-sdk-go/aws/csm/metric_exception.go

+package csm
+
+type metricException interface {
+	Exception() string
+	Message() string
+}
+
+type requestException struct {
+	exception string
+	message   string
+}
+
+func (e requestException) Exception() string {
+	return e.exception
+}
+func (e requestException) Message() string {
+	return e.message
+}
+
+type awsException struct {
+	requestException
+}
+
+type sdkException struct {
+	requestException
+}

vendor/github.com/aws/aws-sdk-go/aws/csm/reporter.go

@@ -82,27 +82,29 @@ func (rep *Reporter) sendAPICallAttemptMetric(r *request.Request) {
 
 	if r.Error != nil {
 		if awserr, ok := r.Error.(awserr.Error); ok {
-			setError(&m, awserr)
+			m.SetException(getMetricException(awserr))
 		}
 	}
 
+	m.TruncateFields()
 	rep.metricsCh.Push(m)
 }
 
-func setError(m *metric, err awserr.Error) {
-	msg := err.Message()
+func getMetricException(err awserr.Error) metricException {
+	msg := err.Error()
 	code := err.Code()
 
 	switch code {
 	case "RequestError",
 		"SerializationError",
 		request.CanceledErrorCode:
-
-		m.SDKException = &code
-		m.SDKExceptionMessage = &msg
+		return sdkException{
+			requestException{exception: code, message: msg},
+		}
 	default:
-		m.AWSException = &code
-		m.AWSExceptionMessage = &msg
+		return awsException{
+			requestException{exception: code, message: msg},
+		}
 	}
 }
 
@@ -113,16 +115,31 @@ func (rep *Reporter) sendAPICallMetric(r *request.Request) {
 
 	now := time.Now()
 	m := metric{
-		ClientID:      aws.String(rep.clientID),
-		API:           aws.String(r.Operation.Name),
-		Service:       aws.String(r.ClientInfo.ServiceID),
-		Timestamp:     (*metricTime)(&now),
-		Type:          aws.String("ApiCall"),
-		AttemptCount:  aws.Int(r.RetryCount + 1),
-		Latency:       aws.Int(int(time.Now().Sub(r.Time) / time.Millisecond)),
-		XAmzRequestID: aws.String(r.RequestID),
+		ClientID:           aws.String(rep.clientID),
+		API:                aws.String(r.Operation.Name),
+		Service:            aws.String(r.ClientInfo.ServiceID),
+		Timestamp:          (*metricTime)(&now),
+		UserAgent:          aws.String(r.HTTPRequest.Header.Get("User-Agent")),
+		Type:               aws.String("ApiCall"),
+		AttemptCount:       aws.Int(r.RetryCount + 1),
+		Region:             r.Config.Region,
+		Latency:            aws.Int(int(time.Now().Sub(r.Time) / time.Millisecond)),
+		XAmzRequestID:      aws.String(r.RequestID),
+		MaxRetriesExceeded: aws.Int(boolIntValue(r.RetryCount >= r.MaxRetries())),
 	}
 
+	if r.HTTPResponse != nil {
+		m.FinalHTTPStatusCode = aws.Int(r.HTTPResponse.StatusCode)
+	}
+
+	if r.Error != nil {
+		if awserr, ok := r.Error.(awserr.Error); ok {
+			m.SetFinalException(getMetricException(awserr))
+		}
+	}
+
+	m.TruncateFields()
+
 	// TODO: Probably want to figure something out for logging dropped
 	// metrics
 	rep.metricsCh.Push(m)
@@ -222,9 +239,22 @@ func (rep *Reporter) InjectHandlers(handlers *request.Handlers) {
 		return
 	}
 
-	apiCallHandler := request.NamedHandler{Name: APICallMetricHandlerName, Fn: rep.sendAPICallMetric}
-	handlers.Complete.PushFrontNamed(apiCallHandler)
+	handlers.Complete.PushFrontNamed(request.NamedHandler{
+		Name: APICallMetricHandlerName,
+		Fn:   rep.sendAPICallMetric,
+	})
+
+	handlers.CompleteAttempt.PushFrontNamed(request.NamedHandler{
+		Name: APICallAttemptMetricHandlerName,
+		Fn:   rep.sendAPICallAttemptMetric,
+	})
+}
+
+// boolIntValue return 1 for true and 0 for false.
+func boolIntValue(b bool) int {
+	if b {
+		return 1
+	}
 
-	apiCallAttemptHandler := request.NamedHandler{Name: APICallAttemptMetricHandlerName, Fn: rep.sendAPICallAttemptMetric}
-	handlers.AfterRetry.PushFrontNamed(apiCallAttemptHandler)
+	return 0
 }

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

@@ -24,6 +24,7 @@ import (
 	"github.com/aws/aws-sdk-go/aws/ec2metadata"
 	"github.com/aws/aws-sdk-go/aws/endpoints"
 	"github.com/aws/aws-sdk-go/aws/request"
+	"github.com/aws/aws-sdk-go/internal/shareddefaults"
 )
 
 // A Defaults provides a collection of default values for SDK clients.
@@ -92,17 +93,28 @@ func Handlers() request.Handlers {
 func CredChain(cfg *aws.Config, handlers request.Handlers) *credentials.Credentials {
 	return credentials.NewCredentials(&credentials.ChainProvider{
 		VerboseErrors: aws.BoolValue(cfg.CredentialsChainVerboseErrors),
-		Providers: []credentials.Provider{
-			&credentials.EnvProvider{},
-			&credentials.SharedCredentialsProvider{Filename: "", Profile: ""},
-			RemoteCredProvider(*cfg, handlers),
-		},
+		Providers:     CredProviders(cfg, handlers),
 	})
 }
 
+// CredProviders returns the slice of providers used in
+// the default credential chain.
+//
+// For applications that need to use some other provider (for example use
+// different  environment variables for legacy reasons) but still fall back
+// on the default chain of providers. This allows that default chaint to be
+// automatically updated
+func CredProviders(cfg *aws.Config, handlers request.Handlers) []credentials.Provider {
+	return []credentials.Provider{
+		&credentials.EnvProvider{},
+		&credentials.SharedCredentialsProvider{Filename: "", Profile: ""},
+		RemoteCredProvider(*cfg, handlers),
+	}
+}
+
 const (
-	httpProviderEnvVar     = "AWS_CONTAINER_CREDENTIALS_FULL_URI"
-	ecsCredsProviderEnvVar = "AWS_CONTAINER_CREDENTIALS_RELATIVE_URI"
+	httpProviderAuthorizationEnvVar = "AWS_CONTAINER_AUTHORIZATION_TOKEN"
+	httpProviderEnvVar              = "AWS_CONTAINER_CREDENTIALS_FULL_URI"
 )
 
 // RemoteCredProvider returns a credentials provider for the default remote
@@ -112,8 +124,8 @@ func RemoteCredProvider(cfg aws.Config, handlers request.Handlers) credentials.P
 		return localHTTPCredProvider(cfg, handlers, u)
 	}
 
-	if uri := os.Getenv(ecsCredsProviderEnvVar); len(uri) > 0 {
-		u := fmt.Sprintf("http://169.254.170.2%s", uri)
+	if uri := os.Getenv(shareddefaults.ECSCredsProviderEnvVar); len(uri) > 0 {
+		u := fmt.Sprintf("%s%s", shareddefaults.ECSContainerCredentialsURI, uri)
 		return httpCredProvider(cfg, handlers, u)
 	}
 
@@ -176,6 +188,7 @@ func httpCredProvider(cfg aws.Config, handlers request.Handlers, u string) crede
 	return endpointcreds.NewProviderClient(cfg, handlers, u,
 		func(p *endpointcreds.Provider) {
 			p.ExpiryWindow = 5 * time.Minute
+			p.AuthorizationToken = os.Getenv(httpProviderAuthorizationEnvVar)
 		},
 	)
 }

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

@@ -16,6 +16,7 @@ go_library(
         "//vendor/github.com/aws/aws-sdk-go/aws/client/metadata:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/corehandlers:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/request:go_default_library",
+        "//vendor/github.com/aws/aws-sdk-go/internal/sdkuri:go_default_library",
     ],
 )
 

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

@@ -4,12 +4,12 @@ import (
 	"encoding/json"
 	"fmt"
 	"net/http"
-	"path"
 	"strings"
 	"time"
 
 	"github.com/aws/aws-sdk-go/aws/awserr"
 	"github.com/aws/aws-sdk-go/aws/request"
+	"github.com/aws/aws-sdk-go/internal/sdkuri"
 )
 
 // GetMetadata uses the path provided to request information from the EC2
@@ -19,7 +19,7 @@ func (c *EC2Metadata) GetMetadata(p string) (string, error) {
 	op := &request.Operation{
 		Name:       "GetMetadata",
 		HTTPMethod: "GET",
-		HTTPPath:   path.Join("/", "meta-data", p),
+		HTTPPath:   sdkuri.PathJoin("/meta-data", p),
 	}
 
 	output := &metadataOutput{}
@@ -35,7 +35,7 @@ func (c *EC2Metadata) GetUserData() (string, error) {
 	op := &request.Operation{
 		Name:       "GetUserData",
 		HTTPMethod: "GET",
-		HTTPPath:   path.Join("/", "user-data"),
+		HTTPPath:   "/user-data",
 	}
 
 	output := &metadataOutput{}
@@ -56,7 +56,7 @@ func (c *EC2Metadata) GetDynamicData(p string) (string, error) {
 	op := &request.Operation{
 		Name:       "GetDynamicData",
 		HTTPMethod: "GET",
-		HTTPPath:   path.Join("/", "dynamic", p),
+		HTTPPath:   sdkuri.PathJoin("/dynamic", p),
 	}
 
 	output := &metadataOutput{}
@@ -118,6 +118,10 @@ func (c *EC2Metadata) Region() (string, error) {
 		return "", err
 	}
 
+	if len(resp) == 0 {
+		return "", awserr.New("EC2MetadataError", "invalid Region response", nil)
+	}
+
 	// returns region without the suffix. Eg: us-west-2a becomes us-west-2
 	return resp[:len(resp)-1], nil
 }

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

@@ -4,7 +4,7 @@
 // This package's client can be disabled completely by setting the environment
 // variable "AWS_EC2_METADATA_DISABLED=true". This environment variable set to
 // true instructs the SDK to disable the EC2 Metadata client. The client cannot
-// be used while the environemnt variable is set to true, (case insensitive).
+// be used while the environment variable is set to true, (case insensitive).
 package ec2metadata
 
 import (
@@ -72,6 +72,7 @@ func NewClient(cfg aws.Config, handlers request.Handlers, endpoint, signingRegio
 			cfg,
 			metadata.ClientInfo{
 				ServiceName: ServiceName,
+				ServiceID:   ServiceName,
 				Endpoint:    endpoint,
 				APIVersion:  "latest",
 			},

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

@@ -5,6 +5,7 @@ go_library(
     srcs = [
         "decode.go",
         "defaults.go",
+        "dep_service_ids.go",
         "doc.go",
         "endpoints.go",
         "v3model.go",

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

@@ -84,6 +84,8 @@ func decodeV3Endpoints(modelDef modelDefinition, opts DecodeModelOptions) (Resol
 		custAddEC2Metadata(p)
 		custAddS3DualStack(p)
 		custRmIotDataService(p)
+		custFixAppAutoscalingChina(p)
+		custFixAppAutoscalingUsGov(p)
 	}
 
 	return ps, nil
@@ -94,7 +96,12 @@ func custAddS3DualStack(p *partition) {
 		return
 	}
 
-	s, ok := p.Services["s3"]
+	custAddDualstack(p, "s3")
+	custAddDualstack(p, "s3-control")
+}
+
+func custAddDualstack(p *partition, svcName string) {
+	s, ok := p.Services[svcName]
 	if !ok {
 		return
 	}
@@ -102,7 +109,7 @@ func custAddS3DualStack(p *partition) {
 	s.Defaults.HasDualStack = boxedTrue
 	s.Defaults.DualStackHostname = "{service}.dualstack.{region}.{dnsSuffix}"
 
-	p.Services["s3"] = s
+	p.Services[svcName] = s
 }
 
 func custAddEC2Metadata(p *partition) {
@@ -122,6 +129,54 @@ func custRmIotDataService(p *partition) {
 	delete(p.Services, "data.iot")
 }
 
+func custFixAppAutoscalingChina(p *partition) {
+	if p.ID != "aws-cn" {
+		return
+	}
+
+	const serviceName = "application-autoscaling"
+	s, ok := p.Services[serviceName]
+	if !ok {
+		return
+	}
+
+	const expectHostname = `autoscaling.{region}.amazonaws.com`
+	if e, a := s.Defaults.Hostname, expectHostname; e != a {
+		fmt.Printf("custFixAppAutoscalingChina: ignoring customization, expected %s, got %s\n", e, a)
+		return
+	}
+
+	s.Defaults.Hostname = expectHostname + ".cn"
+	p.Services[serviceName] = s
+}
+
+func custFixAppAutoscalingUsGov(p *partition) {
+	if p.ID != "aws-us-gov" {
+		return
+	}
+
+	const serviceName = "application-autoscaling"
+	s, ok := p.Services[serviceName]
+	if !ok {
+		return
+	}
+
+	if a := s.Defaults.CredentialScope.Service; a != "" {
+		fmt.Printf("custFixAppAutoscalingUsGov: ignoring customization, expected empty credential scope service, got %s\n", a)
+		return
+	}
+
+	if a := s.Defaults.Hostname; a != "" {
+		fmt.Printf("custFixAppAutoscalingUsGov: ignoring customization, expected empty hostname, got %s\n", a)
+		return
+	}
+
+	s.Defaults.CredentialScope.Service = "application-autoscaling"
+	s.Defaults.Hostname = "autoscaling.{region}.amazonaws.com"
+
+	p.Services[serviceName] = s
+}
+
 type decodeModelError struct {
 	awsError
 }

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

@@ -35,7 +35,7 @@ type Options struct {
 	//
 	// If resolving an endpoint on the partition list the provided region will
 	// be used to determine which partition's domain name pattern to the service
-	// endpoint ID with. If both the service and region are unkonwn and resolving
+	// endpoint ID with. If both the service and region are unknown and resolving
 	// the endpoint on partition list an UnknownEndpointError error will be returned.
 	//
 	// If resolving and endpoint on a partition specific resolver that partition's

vendor/github.com/aws/aws-sdk-go/aws/endpoints/v3model_codegen.go

@@ -16,6 +16,10 @@ import (
 type CodeGenOptions struct {
 	// Options for how the model will be decoded.
 	DecodeModelOptions DecodeModelOptions
+
+	// Disables code generation of the service endpoint prefix IDs defined in
+	// the model.
+	DisableGenerateServiceIDs bool
 }
 
 // Set combines all of the option functions together
@@ -39,8 +43,16 @@ func CodeGenModel(modelFile io.Reader, outFile io.Writer, optFns ...func(*CodeGe
 		return err
 	}
 
+	v := struct {
+		Resolver
+		CodeGenOptions
+	}{
+		Resolver:       resolver,
+		CodeGenOptions: opts,
+	}
+
 	tmpl := template.Must(template.New("tmpl").Funcs(funcMap).Parse(v3Tmpl))
-	if err := tmpl.ExecuteTemplate(outFile, "defaults", resolver); err != nil {
+	if err := tmpl.ExecuteTemplate(outFile, "defaults", v); err != nil {
 		return fmt.Errorf("failed to execute template, %v", err)
 	}
 
@@ -166,15 +178,17 @@ import (
 	"regexp"
 )
 
-	{{ template "partition consts" . }}
+	{{ template "partition consts" $.Resolver }}
 
-	{{ range $_, $partition := . }}
+	{{ range $_, $partition := $.Resolver }}
 		{{ template "partition region consts" $partition }}
 	{{ end }}
 
-	{{ template "service consts" . }}
+	{{ if not $.DisableGenerateServiceIDs -}}
+	{{ template "service consts" $.Resolver }}
+	{{- end }}
 	
-	{{ template "endpoint resolvers" . }}
+	{{ template "endpoint resolvers" $.Resolver }}
 {{- end }}
 
 {{ define "partition consts" }}

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

@@ -5,13 +5,9 @@ import "github.com/aws/aws-sdk-go/aws/awserr"
 var (
 	// ErrMissingRegion is an error that is returned if region configuration is
 	// not found.
-	//
-	// @readonly
 	ErrMissingRegion = awserr.New("MissingRegion", "could not find region configuration", nil)
 
 	// ErrMissingEndpoint is an error that is returned if an endpoint cannot be
 	// resolved for a service.
-	//
-	// @readonly
 	ErrMissingEndpoint = awserr.New("MissingEndpoint", "'Endpoint' configuration is required for this service", nil)
 )

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

@@ -19,6 +19,7 @@ type Handlers struct {
 	UnmarshalError   HandlerList
 	Retry            HandlerList
 	AfterRetry       HandlerList
+	CompleteAttempt  HandlerList
 	Complete         HandlerList
 }
 
@@ -36,6 +37,7 @@ func (h *Handlers) Copy() Handlers {
 		UnmarshalMeta:    h.UnmarshalMeta.copy(),
 		Retry:            h.Retry.copy(),
 		AfterRetry:       h.AfterRetry.copy(),
+		CompleteAttempt:  h.CompleteAttempt.copy(),
 		Complete:         h.Complete.copy(),
 	}
 }
@@ -53,6 +55,7 @@ func (h *Handlers) Clear() {
 	h.ValidateResponse.Clear()
 	h.Retry.Clear()
 	h.AfterRetry.Clear()
+	h.CompleteAttempt.Clear()
 	h.Complete.Clear()
 }
 

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"
@@ -122,7 +121,6 @@ func New(cfg aws.Config, clientInfo metadata.ClientInfo, handlers Handlers,
 		Handlers:   handlers.Copy(),
 
 		Retryer:     retryer,
-		AttemptTime: time.Now(),
 		Time:        time.Now(),
 		ExpireTime:  0,
 		Operation:   operation,
@@ -266,7 +264,9 @@ func (r *Request) SetReaderBody(reader io.ReadSeeker) {
 }
 
 // Presign returns the request's signed URL. Error will be returned
-// if the signing fails.
+// if the signing fails. The expire parameter is only used for presigned Amazon
+// S3 API requests. All other AWS services will use a fixed expiration
+// time of 15 minutes.
 //
 // It is invalid to create a presigned URL with a expire duration 0 or less. An
 // error is returned if expire duration is 0 or less.
@@ -283,7 +283,9 @@ func (r *Request) Presign(expire time.Duration) (string, error) {
 }
 
 // PresignRequest behaves just like presign, with the addition of returning a
-// set of headers that were signed.
+// set of headers that were signed. The expire parameter is only used for
+// presigned Amazon S3 API requests. All other AWS services will use a fixed
+// expiration time of 15 minutes.
 //
 // It is invalid to create a presigned URL with a expire duration 0 or less. An
 // error is returned if expire duration is 0 or less.
@@ -462,80 +464,78 @@ func (r *Request) Send() error {
 		r.Handlers.Complete.Run(r)
 	}()
 
+	if err := r.Error; err != nil {
+		return err
+	}
+
 	for {
+		r.Error = nil
 		r.AttemptTime = time.Now()
-		if aws.BoolValue(r.Retryable) {
-			if r.Config.LogLevel.Matches(aws.LogDebugWithRequestRetries) {
-				r.Config.Logger.Log(fmt.Sprintf("DEBUG: Retrying Request %s/%s, attempt %d",
-					r.ClientInfo.ServiceName, r.Operation.Name, r.RetryCount))
-			}
-
-			// The previous http.Request will have a reference to the r.Body
-			// and the HTTP Client's Transport may still be reading from
-			// the request's body even though the Client's Do returned.
-			r.HTTPRequest = copyHTTPRequest(r.HTTPRequest, nil)
-			r.ResetBody()
-
-			// Closing response body to ensure that no response body is leaked
-			// between retry attempts.
-			if r.HTTPResponse != nil && r.HTTPResponse.Body != nil {
-				r.HTTPResponse.Body.Close()
-			}
-		}
 
-		r.Sign()
-		if r.Error != nil {
-			return r.Error
+		if err := r.Sign(); err != nil {
+			debugLogReqError(r, "Sign Request", false, err)
+			return err
 		}
 
-		r.Retryable = nil
-
-		r.Handlers.Send.Run(r)
-		if r.Error != nil {
-			if !shouldRetryCancel(r) {
-				return r.Error
-			}
-
-			err := r.Error
+		if err := r.sendRequest(); err == nil {
+			return nil
+		} else if !shouldRetryCancel(r.Error) {
+			return err
+		} else {
 			r.Handlers.Retry.Run(r)
 			r.Handlers.AfterRetry.Run(r)
-			if r.Error != nil {
-				debugLogReqError(r, "Send Request", false, err)
-				return r.Error
-			}
-			debugLogReqError(r, "Send Request", true, err)
-			continue
-		}
-		r.Handlers.UnmarshalMeta.Run(r)
-		r.Handlers.ValidateResponse.Run(r)
-		if r.Error != nil {
-			r.Handlers.UnmarshalError.Run(r)
-			err := r.Error
 
-			r.Handlers.Retry.Run(r)
-			r.Handlers.AfterRetry.Run(r)
-			if r.Error != nil {
-				debugLogReqError(r, "Validate Response", false, err)
+			if r.Error != nil || !aws.BoolValue(r.Retryable) {
 				return r.Error
 			}
-			debugLogReqError(r, "Validate Response", true, err)
-			continue
-		}
 
-		r.Handlers.Unmarshal.Run(r)
-		if r.Error != nil {
-			err := r.Error
-			r.Handlers.Retry.Run(r)
-			r.Handlers.AfterRetry.Run(r)
-			if r.Error != nil {
-				debugLogReqError(r, "Unmarshal Response", false, err)
-				return r.Error
-			}
-			debugLogReqError(r, "Unmarshal Response", true, err)
+			r.prepareRetry()
 			continue
 		}
+	}
+}
+
+func (r *Request) prepareRetry() {
+	if r.Config.LogLevel.Matches(aws.LogDebugWithRequestRetries) {
+		r.Config.Logger.Log(fmt.Sprintf("DEBUG: Retrying Request %s/%s, attempt %d",
+			r.ClientInfo.ServiceName, r.Operation.Name, r.RetryCount))
+	}
+
+	// The previous http.Request will have a reference to the r.Body
+	// and the HTTP Client's Transport may still be reading from
+	// the request's body even though the Client's Do returned.
+	r.HTTPRequest = copyHTTPRequest(r.HTTPRequest, nil)
+	r.ResetBody()
+
+	// Closing response body to ensure that no response body is leaked
+	// between retry attempts.
+	if r.HTTPResponse != nil && r.HTTPResponse.Body != nil {
+		r.HTTPResponse.Body.Close()
+	}
+}
+
+func (r *Request) sendRequest() (sendErr error) {
+	defer r.Handlers.CompleteAttempt.Run(r)
+
+	r.Retryable = nil
+	r.Handlers.Send.Run(r)
+	if r.Error != nil {
+		debugLogReqError(r, "Send Request", r.WillRetry(), r.Error)
+		return r.Error
+	}
 
-		break
+	r.Handlers.UnmarshalMeta.Run(r)
+	r.Handlers.ValidateResponse.Run(r)
+	if r.Error != nil {
+		r.Handlers.UnmarshalError.Run(r)
+		debugLogReqError(r, "Validate Response", r.WillRetry(), r.Error)
+		return r.Error
+	}
+
+	r.Handlers.Unmarshal.Run(r)
+	if r.Error != nil {
+		debugLogReqError(r, "Unmarshal Response", r.WillRetry(), r.Error)
+		return r.Error
 	}
 
 	return nil
@@ -561,30 +561,46 @@ func AddToUserAgent(r *Request, s string) {
 	r.HTTPRequest.Header.Set("User-Agent", s)
 }
 
-func shouldRetryCancel(r *Request) bool {
-	awsErr, ok := r.Error.(awserr.Error)
-	timeoutErr := false
-	errStr := r.Error.Error()
-	if ok {
-		if awsErr.Code() == CanceledErrorCode {
+type temporary interface {
+	Temporary() bool
+}
+
+func shouldRetryCancel(err error) bool {
+	switch err := err.(type) {
+	case awserr.Error:
+		if err.Code() == CanceledErrorCode {
 			return false
 		}
-		err := awsErr.OrigErr()
-		netErr, netOK := err.(net.Error)
-		timeoutErr = netOK && netErr.Temporary()
-		if urlErr, ok := err.(*url.Error); !timeoutErr && ok {
-			errStr = urlErr.Err.Error()
+		return shouldRetryCancel(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 shouldRetryCancel(err.Err)
+	case temporary:
+		// If the error is temporary, we want to allow continuation of the
+		// retry process
+		return err.Temporary()
+	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 retriable. 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
 	}
-
-	// There can be two types of canceled errors here.
-	// The first being a net.Error and the other being an error.
-	// If the request was timed out, we want to continue the retry
-	// process. Otherwise, return the canceled error.
-	return timeoutErr ||
-		(errStr != "net/http: request canceled" &&
-			errStr != "net/http: request canceled while waiting for connection")
-
 }
 
 // SanitizeHostForHeader removes default port from host and updates request.Host

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

@@ -40,6 +40,7 @@ var throttleCodes = map[string]struct{}{
 	"RequestThrottled":                       {},
 	"TooManyRequestsException":               {}, // Lambda functions
 	"PriorRequestNotComplete":                {}, // Route53
+	"TransactionInProgressException":         {},
 }
 
 // credsExpiredCodes is a collection of error codes which signify the credentials
@@ -97,7 +98,7 @@ func isNestedErrorRetryable(parentErr awserr.Error) bool {
 	}
 
 	if t, ok := err.(temporaryError); ok {
-		return t.Temporary()
+		return t.Temporary() || isErrConnectionReset(err)
 	}
 
 	return isErrConnectionReset(err)

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

@@ -17,6 +17,12 @@ const (
 	ParamMinValueErrCode = "ParamMinValueError"
 	// ParamMinLenErrCode is the error code for fields without enough elements.
 	ParamMinLenErrCode = "ParamMinLenError"
+	// ParamMaxLenErrCode is the error code for value being too long.
+	ParamMaxLenErrCode = "ParamMaxLenError"
+
+	// ParamFormatErrCode is the error code for a field with invalid
+	// format or characters.
+	ParamFormatErrCode = "ParamFormatInvalidError"
 )
 
 // Validator provides a way for types to perform validation logic on their
@@ -232,3 +238,49 @@ func NewErrParamMinLen(field string, min int) *ErrParamMinLen {
 func (e *ErrParamMinLen) MinLen() int {
 	return e.min
 }
+
+// An ErrParamMaxLen represents a maximum length parameter error.
+type ErrParamMaxLen struct {
+	errInvalidParam
+	max int
+}
+
+// NewErrParamMaxLen creates a new maximum length parameter error.
+func NewErrParamMaxLen(field string, max int, value string) *ErrParamMaxLen {
+	return &ErrParamMaxLen{
+		errInvalidParam: errInvalidParam{
+			code:  ParamMaxLenErrCode,
+			field: field,
+			msg:   fmt.Sprintf("maximum size of %v, %v", max, value),
+		},
+		max: max,
+	}
+}
+
+// MaxLen returns the field's required minimum length.
+func (e *ErrParamMaxLen) MaxLen() int {
+	return e.max
+}
+
+// An ErrParamFormat represents a invalid format parameter error.
+type ErrParamFormat struct {
+	errInvalidParam
+	format string
+}
+
+// NewErrParamFormat creates a new invalid format parameter error.
+func NewErrParamFormat(field string, format, value string) *ErrParamFormat {
+	return &ErrParamFormat{
+		errInvalidParam: errInvalidParam{
+			code:  ParamFormatErrCode,
+			field: field,
+			msg:   fmt.Sprintf("format %v, %v", format, value),
+		},
+		format: format,
+	}
+}
+
+// Format returns the field's required format.
+func (e *ErrParamFormat) Format() string {
+	return e.format
+}

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

@@ -17,12 +17,14 @@ go_library(
         "//vendor/github.com/aws/aws-sdk-go/aws/client:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/corehandlers:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/credentials:go_default_library",
+        "//vendor/github.com/aws/aws-sdk-go/aws/credentials/processcreds:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/csm:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/defaults:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/endpoints:go_default_library",
         "//vendor/github.com/aws/aws-sdk-go/aws/request:go_default_library",
-        "//vendor/github.com/go-ini/ini:go_default_library",
+        "//vendor/github.com/aws/aws-sdk-go/internal/ini:go_default_library",
+        "//vendor/github.com/aws/aws-sdk-go/internal/shareddefaults:go_default_library",
     ],
 )
 

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

@@ -99,7 +99,7 @@ handler logs every request and its payload made by a service client:
 
 	sess.Handlers.Send.PushFront(func(r *request.Request) {
 		// Log every request made and its payload
-		logger.Println("Request: %s/%s, Payload: %s",
+		logger.Printf("Request: %s/%s, Payload: %s",
 			r.ClientInfo.ServiceName, r.Operation, r.Params)
 	})
 
@@ -128,7 +128,7 @@ read. The Session will be created from configuration values from the shared
 credentials file (~/.aws/credentials) over those in the shared config file (~/.aws/config).
 
 Credentials are the values the SDK should use for authenticating requests with
-AWS Services. They arfrom a configuration file will need to include both
+AWS Services. They are from a configuration file will need to include both
 aws_access_key_id and aws_secret_access_key must be provided together in the
 same file to be considered valid. The values will be ignored if not a complete
 group. aws_session_token is an optional field that can be provided if both of
@@ -183,7 +183,7 @@ be returned when creating the session.
     // from assumed role.
     svc := s3.New(sess)
 
-To setup assume role outside of a session see the stscrds.AssumeRoleProvider
+To setup assume role outside of a session see the stscreds.AssumeRoleProvider
 documentation.
 
 Environment Variables

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

@@ -4,6 +4,7 @@ import (
 	"os"
 	"strconv"
 
+	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/aws/credentials"
 	"github.com/aws/aws-sdk-go/aws/defaults"
 )
@@ -79,7 +80,7 @@ type envConfig struct {
 	//	AWS_CONFIG_FILE=$HOME/my_shared_config
 	SharedConfigFile string
 
-	// Sets the path to a custom Credentials Authroity (CA) Bundle PEM file
+	// Sets the path to a custom Credentials Authority (CA) Bundle PEM file
 	// that the SDK will use instead of the system's root CA bundle.
 	// Only use this if you want to configure the SDK to use a custom set
 	// of CAs.
@@ -101,6 +102,12 @@ type envConfig struct {
 	CSMEnabled  bool
 	CSMPort     string
 	CSMClientID string
+
+	enableEndpointDiscovery string
+	// Enables endpoint discovery via environment variables.
+	//
+	//	AWS_ENABLE_ENDPOINT_DISCOVERY=true
+	EnableEndpointDiscovery *bool
 }
 
 var (
@@ -125,6 +132,10 @@ var (
 		"AWS_SESSION_TOKEN",
 	}
 
+	enableEndpointDiscoveryEnvKey = []string{
+		"AWS_ENABLE_ENDPOINT_DISCOVERY",
+	}
+
 	regionEnvKeys = []string{
 		"AWS_REGION",
 		"AWS_DEFAULT_REGION", // Only read if AWS_SDK_LOAD_CONFIG is also set
@@ -194,6 +205,12 @@ func envConfigLoad(enableSharedConfig bool) envConfig {
 	setFromEnvVal(&cfg.Region, regionKeys)
 	setFromEnvVal(&cfg.Profile, profileKeys)
 
+	// endpoint discovery is in reference to it being enabled.
+	setFromEnvVal(&cfg.enableEndpointDiscovery, enableEndpointDiscoveryEnvKey)
+	if len(cfg.enableEndpointDiscovery) > 0 {
+		cfg.EnableEndpointDiscovery = aws.Bool(cfg.enableEndpointDiscovery != "false")
+	}
+
 	setFromEnvVal(&cfg.SharedCredentialsFile, sharedCredsFileEnvKey)
 	setFromEnvVal(&cfg.SharedConfigFile, sharedConfigFileEnvKey)
 

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

@@ -14,13 +14,32 @@ import (
 	"github.com/aws/aws-sdk-go/aws/client"
 	"github.com/aws/aws-sdk-go/aws/corehandlers"
 	"github.com/aws/aws-sdk-go/aws/credentials"
+	"github.com/aws/aws-sdk-go/aws/credentials/processcreds"
 	"github.com/aws/aws-sdk-go/aws/credentials/stscreds"
 	"github.com/aws/aws-sdk-go/aws/csm"
 	"github.com/aws/aws-sdk-go/aws/defaults"
 	"github.com/aws/aws-sdk-go/aws/endpoints"
 	"github.com/aws/aws-sdk-go/aws/request"
+	"github.com/aws/aws-sdk-go/internal/shareddefaults"
 )
 
+const (
+	// ErrCodeSharedConfig represents an error that occurs in the shared
+	// configuration logic
+	ErrCodeSharedConfig = "SharedConfigErr"
+)
+
+// ErrSharedConfigSourceCollision will be returned if a section contains both
+// source_profile and credential_source
+var ErrSharedConfigSourceCollision = awserr.New(ErrCodeSharedConfig, "only source profile or credential source can be specified, not both", nil)
+
+// ErrSharedConfigECSContainerEnvVarEmpty will be returned if the environment
+// variables are empty and Environment was set as the credential source
+var ErrSharedConfigECSContainerEnvVarEmpty = awserr.New(ErrCodeSharedConfig, "EcsContainer was specified as the credential_source, but 'AWS_CONTAINER_CREDENTIALS_RELATIVE_URI' was not set", nil)
+
+// ErrSharedConfigInvalidCredSource will be returned if an invalid credential source was provided
+var ErrSharedConfigInvalidCredSource = awserr.New(ErrCodeSharedConfig, "credential source values must be EcsContainer, Ec2InstanceMetadata, or Environment", nil)
+
 // A Session provides a central location to create service clients from and
 // store configurations and request handlers for those services.
 //
@@ -434,8 +453,67 @@ func mergeConfigSrcs(cfg, userCfg *aws.Config, envCfg envConfig, sharedCfg share
 		}
 	}
 
+	if cfg.EnableEndpointDiscovery == nil {
+		if envCfg.EnableEndpointDiscovery != nil {
+			cfg.WithEndpointDiscovery(*envCfg.EnableEndpointDiscovery)
+		} else if envCfg.EnableSharedConfig && sharedCfg.EnableEndpointDiscovery != nil {
+			cfg.WithEndpointDiscovery(*sharedCfg.EnableEndpointDiscovery)
+		}
+	}
+
 	// Configure credentials if not already set
 	if cfg.Credentials == credentials.AnonymousCredentials && userCfg.Credentials == nil {
+
+		// inspect the profile to see if a credential source has been specified.
+		if envCfg.EnableSharedConfig && len(sharedCfg.AssumeRole.CredentialSource) > 0 {
+
+			// if both credential_source and source_profile have been set, return an error
+			// as this is undefined behavior.
+			if len(sharedCfg.AssumeRole.SourceProfile) > 0 {
+				return ErrSharedConfigSourceCollision
+			}
+
+			// valid credential source values
+			const (
+				credSourceEc2Metadata  = "Ec2InstanceMetadata"
+				credSourceEnvironment  = "Environment"
+				credSourceECSContainer = "EcsContainer"
+			)
+
+			switch sharedCfg.AssumeRole.CredentialSource {
+			case credSourceEc2Metadata:
+				cfgCp := *cfg
+				p := defaults.RemoteCredProvider(cfgCp, handlers)
+				cfgCp.Credentials = credentials.NewCredentials(p)
+
+				if len(sharedCfg.AssumeRole.MFASerial) > 0 && sessOpts.AssumeRoleTokenProvider == nil {
+					// AssumeRole Token provider is required if doing Assume Role
+					// with MFA.
+					return AssumeRoleTokenProviderNotSetError{}
+				}
+
+				cfg.Credentials = assumeRoleCredentials(cfgCp, handlers, sharedCfg, sessOpts)
+			case credSourceEnvironment:
+				cfg.Credentials = credentials.NewStaticCredentialsFromCreds(
+					envCfg.Creds,
+				)
+			case credSourceECSContainer:
+				if len(os.Getenv(shareddefaults.ECSCredsProviderEnvVar)) == 0 {
+					return ErrSharedConfigECSContainerEnvVarEmpty
+				}
+
+				cfgCp := *cfg
+				p := defaults.RemoteCredProvider(cfgCp, handlers)
+				creds := credentials.NewCredentials(p)
+
+				cfg.Credentials = creds
+			default:
+				return ErrSharedConfigInvalidCredSource
+			}
+
+			return nil
+		}
+
 		if len(envCfg.Creds.AccessKeyID) > 0 {
 			cfg.Credentials = credentials.NewStaticCredentialsFromCreds(
 				envCfg.Creds,
@@ -445,36 +523,22 @@ func mergeConfigSrcs(cfg, userCfg *aws.Config, envCfg envConfig, sharedCfg share
 			cfgCp.Credentials = credentials.NewStaticCredentialsFromCreds(
 				sharedCfg.AssumeRoleSource.Creds,
 			)
+
 			if len(sharedCfg.AssumeRole.MFASerial) > 0 && sessOpts.AssumeRoleTokenProvider == nil {
 				// AssumeRole Token provider is required if doing Assume Role
 				// with MFA.
 				return AssumeRoleTokenProviderNotSetError{}
 			}
-			cfg.Credentials = stscreds.NewCredentials(
-				&Session{
-					Config:   &cfgCp,
-					Handlers: handlers.Copy(),
-				},
-				sharedCfg.AssumeRole.RoleARN,
-				func(opt *stscreds.AssumeRoleProvider) {
-					opt.RoleSessionName = sharedCfg.AssumeRole.RoleSessionName
-
-					// Assume role with external ID
-					if len(sharedCfg.AssumeRole.ExternalID) > 0 {
-						opt.ExternalID = aws.String(sharedCfg.AssumeRole.ExternalID)
-					}
-
-					// Assume role with MFA
-					if len(sharedCfg.AssumeRole.MFASerial) > 0 {
-						opt.SerialNumber = aws.String(sharedCfg.AssumeRole.MFASerial)
-						opt.TokenProvider = sessOpts.AssumeRoleTokenProvider
-					}
-				},
-			)
+
+			cfg.Credentials = assumeRoleCredentials(cfgCp, handlers, sharedCfg, sessOpts)
 		} else if len(sharedCfg.Creds.AccessKeyID) > 0 {
 			cfg.Credentials = credentials.NewStaticCredentialsFromCreds(
 				sharedCfg.Creds,
 			)
+		} else if len(sharedCfg.CredentialProcess) > 0 {
+			cfg.Credentials = processcreds.NewCredentials(
+				sharedCfg.CredentialProcess,
+			)
 		} else {
 			// Fallback to default credentials provider, include mock errors
 			// for the credential chain so user can identify why credentials
@@ -493,6 +557,30 @@ func mergeConfigSrcs(cfg, userCfg *aws.Config, envCfg envConfig, sharedCfg share
 	return nil
 }
 
+func assumeRoleCredentials(cfg aws.Config, handlers request.Handlers, sharedCfg sharedConfig, sessOpts Options) *credentials.Credentials {
+	return stscreds.NewCredentials(
+		&Session{
+			Config:   &cfg,
+			Handlers: handlers.Copy(),
+		},
+		sharedCfg.AssumeRole.RoleARN,
+		func(opt *stscreds.AssumeRoleProvider) {
+			opt.RoleSessionName = sharedCfg.AssumeRole.RoleSessionName
+
+			// Assume role with external ID
+			if len(sharedCfg.AssumeRole.ExternalID) > 0 {
+				opt.ExternalID = aws.String(sharedCfg.AssumeRole.ExternalID)
+			}
+
+			// Assume role with MFA
+			if len(sharedCfg.AssumeRole.MFASerial) > 0 {
+				opt.SerialNumber = aws.String(sharedCfg.AssumeRole.MFASerial)
+				opt.TokenProvider = sessOpts.AssumeRoleTokenProvider
+			}
+		},
+	)
+}
+
 // AssumeRoleTokenProviderNotSetError is an error returned when creating a session when the
 // MFAToken option is not set when shared config is configured load assume a
 // role with an MFA token.

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

@@ -2,11 +2,11 @@ package session
 
 import (
 	"fmt"
-	"io/ioutil"
 
 	"github.com/aws/aws-sdk-go/aws/awserr"
 	"github.com/aws/aws-sdk-go/aws/credentials"
-	"github.com/go-ini/ini"
+
+	"github.com/aws/aws-sdk-go/internal/ini"
 )
 
 const (
@@ -16,15 +16,21 @@ const (
 	sessionTokenKey = `aws_session_token`     // optional
 
 	// Assume Role Credentials group
-	roleArnKey         = `role_arn`          // group required
-	sourceProfileKey   = `source_profile`    // group required
-	externalIDKey      = `external_id`       // optional
-	mfaSerialKey       = `mfa_serial`        // optional
-	roleSessionNameKey = `role_session_name` // optional
+	roleArnKey          = `role_arn`          // group required
+	sourceProfileKey    = `source_profile`    // group required (or credential_source)
+	credentialSourceKey = `credential_source` // group required (or source_profile)
+	externalIDKey       = `external_id`       // optional
+	mfaSerialKey        = `mfa_serial`        // optional
+	roleSessionNameKey  = `role_session_name` // optional
 
 	// Additional Config fields
 	regionKey = `region`
 
+	// endpoint discovery group
+	enableEndpointDiscoveryKey = `endpoint_discovery_enabled` // optional
+	// External Credential Process
+	credentialProcessKey = `credential_process`
+
 	// DefaultSharedConfigProfile is the default profile to be used when
 	// loading configuration from the config files if another profile name
 	// is not provided.
@@ -32,11 +38,12 @@ const (
 )
 
 type assumeRoleConfig struct {
-	RoleARN         string
-	SourceProfile   string
-	ExternalID      string
-	MFASerial       string
-	RoleSessionName string
+	RoleARN          string
+	SourceProfile    string
+	CredentialSource string
+	ExternalID       string
+	MFASerial        string
+	RoleSessionName  string
 }
 
 // sharedConfig represents the configuration fields of the SDK config files.
@@ -55,16 +62,25 @@ type sharedConfig struct {
 	AssumeRole       assumeRoleConfig
 	AssumeRoleSource *sharedConfig
 
+	// An external process to request credentials
+	CredentialProcess string
+
 	// Region is the region the SDK should use for looking up AWS service endpoints
 	// and signing requests.
 	//
 	//	region
 	Region string
+
+	// EnableEndpointDiscovery can be enabled in the shared config by setting
+	// endpoint_discovery_enabled to true
+	//
+	//	endpoint_discovery_enabled = true
+	EnableEndpointDiscovery *bool
 }
 
 type sharedConfigFile struct {
 	Filename string
-	IniData  *ini.File
+	IniData  ini.Sections
 }
 
 // loadSharedConfig retrieves the configuration from the list of files
@@ -105,19 +121,16 @@ func loadSharedConfigIniFiles(filenames []string) ([]sharedConfigFile, error) {
 	files := make([]sharedConfigFile, 0, len(filenames))
 
 	for _, filename := range filenames {
-		b, err := ioutil.ReadFile(filename)
-		if err != nil {
+		sections, err := ini.OpenFile(filename)
+		if aerr, ok := err.(awserr.Error); ok && aerr.Code() == ini.ErrCodeUnableToReadFile {
 			// Skip files which can't be opened and read for whatever reason
 			continue
-		}
-
-		f, err := ini.Load(b)
-		if err != nil {
+		} else if err != nil {
 			return nil, SharedConfigLoadError{Filename: filename, Err: err}
 		}
 
 		files = append(files, sharedConfigFile{
-			Filename: filename, IniData: f,
+			Filename: filename, IniData: sections,
 		})
 	}
 
@@ -127,6 +140,13 @@ func loadSharedConfigIniFiles(filenames []string) ([]sharedConfigFile, error) {
 func (cfg *sharedConfig) setAssumeRoleSource(origProfile string, files []sharedConfigFile) error {
 	var assumeRoleSrc sharedConfig
 
+	if len(cfg.AssumeRole.CredentialSource) > 0 {
+		// setAssumeRoleSource is only called when source_profile is found.
+		// If both source_profile and credential_source are set, then
+		// ErrSharedConfigSourceCollision will be returned
+		return ErrSharedConfigSourceCollision
+	}
+
 	// Multiple level assume role chains are not support
 	if cfg.AssumeRole.SourceProfile == origProfile {
 		assumeRoleSrc = *cfg
@@ -171,45 +191,59 @@ func (cfg *sharedConfig) setFromIniFiles(profile string, files []sharedConfigFil
 // if a config file only includes aws_access_key_id but no aws_secret_access_key
 // the aws_access_key_id will be ignored.
 func (cfg *sharedConfig) setFromIniFile(profile string, file sharedConfigFile) error {
-	section, err := file.IniData.GetSection(profile)
-	if err != nil {
+	section, ok := file.IniData.GetSection(profile)
+	if !ok {
 		// Fallback to to alternate profile name: profile <name>
-		section, err = file.IniData.GetSection(fmt.Sprintf("profile %s", profile))
-		if err != nil {
-			return SharedConfigProfileNotExistsError{Profile: profile, Err: err}
+		section, ok = file.IniData.GetSection(fmt.Sprintf("profile %s", profile))
+		if !ok {
+			return SharedConfigProfileNotExistsError{Profile: profile, Err: nil}
 		}
 	}
 
 	// Shared Credentials
-	akid := section.Key(accessKeyIDKey).String()
-	secret := section.Key(secretAccessKey).String()
+	akid := section.String(accessKeyIDKey)
+	secret := section.String(secretAccessKey)
 	if len(akid) > 0 && len(secret) > 0 {
 		cfg.Creds = credentials.Value{
 			AccessKeyID:     akid,
 			SecretAccessKey: secret,
-			SessionToken:    section.Key(sessionTokenKey).String(),
+			SessionToken:    section.String(sessionTokenKey),
 			ProviderName:    fmt.Sprintf("SharedConfigCredentials: %s", file.Filename),
 		}
 	}
 
 	// Assume Role
-	roleArn := section.Key(roleArnKey).String()
-	srcProfile := section.Key(sourceProfileKey).String()
-	if len(roleArn) > 0 && len(srcProfile) > 0 {
+	roleArn := section.String(roleArnKey)
+	srcProfile := section.String(sourceProfileKey)
+	credentialSource := section.String(credentialSourceKey)
+	hasSource := len(srcProfile) > 0 || len(credentialSource) > 0
+	if len(roleArn) > 0 && hasSource {
 		cfg.AssumeRole = assumeRoleConfig{
-			RoleARN:         roleArn,
-			SourceProfile:   srcProfile,
-			ExternalID:      section.Key(externalIDKey).String(),
-			MFASerial:       section.Key(mfaSerialKey).String(),
-			RoleSessionName: section.Key(roleSessionNameKey).String(),
+			RoleARN:          roleArn,
+			SourceProfile:    srcProfile,
+			CredentialSource: credentialSource,
+			ExternalID:       section.String(externalIDKey),
+			MFASerial:        section.String(mfaSerialKey),
+			RoleSessionName:  section.String(roleSessionNameKey),
 		}
 	}
 
+	// `credential_process`
+	if credProc := section.String(credentialProcessKey); len(credProc) > 0 {
+		cfg.CredentialProcess = credProc
+	}
+
 	// Region
-	if v := section.Key(regionKey).String(); len(v) > 0 {
+	if v := section.String(regionKey); len(v) > 0 {
 		cfg.Region = v
 	}
 
+	// Endpoint discovery
+	if section.Has(enableEndpointDiscoveryKey) {
+		v := section.Bool(enableEndpointDiscoveryKey)
+		cfg.EnableEndpointDiscovery = &v
+	}
+
 	return nil
 }
 

vendor/github.com/aws/aws-sdk-go/aws/signer/v4/v4.go

@@ -98,25 +98,25 @@ var ignoredHeaders = rules{
 var requiredSignedHeaders = rules{
 	whitelist{
 		mapRule{
-			"Cache-Control":                                               struct{}{},
-			"Content-Disposition":                                         struct{}{},
-			"Content-Encoding":                                            struct{}{},
-			"Content-Language":                                            struct{}{},
-			"Content-Md5":                                                 struct{}{},
-			"Content-Type":                                                struct{}{},
-			"Expires":                                                     struct{}{},
-			"If-Match":                                                    struct{}{},
-			"If-Modified-Since":                                           struct{}{},
-			"If-None-Match":                                               struct{}{},
-			"If-Unmodified-Since":                                         struct{}{},
-			"Range":                                                       struct{}{},
-			"X-Amz-Acl":                                                   struct{}{},
-			"X-Amz-Copy-Source":                                           struct{}{},
-			"X-Amz-Copy-Source-If-Match":                                  struct{}{},
-			"X-Amz-Copy-Source-If-Modified-Since":                         struct{}{},
-			"X-Amz-Copy-Source-If-None-Match":                             struct{}{},
-			"X-Amz-Copy-Source-If-Unmodified-Since":                       struct{}{},
-			"X-Amz-Copy-Source-Range":                                     struct{}{},
+			"Cache-Control":                         struct{}{},
+			"Content-Disposition":                   struct{}{},
+			"Content-Encoding":                      struct{}{},
+			"Content-Language":                      struct{}{},
+			"Content-Md5":                           struct{}{},
+			"Content-Type":                          struct{}{},
+			"Expires":                               struct{}{},
+			"If-Match":                              struct{}{},
+			"If-Modified-Since":                     struct{}{},
+			"If-None-Match":                         struct{}{},
+			"If-Unmodified-Since":                   struct{}{},
+			"Range":                                 struct{}{},
+			"X-Amz-Acl":                             struct{}{},
+			"X-Amz-Copy-Source":                     struct{}{},
+			"X-Amz-Copy-Source-If-Match":            struct{}{},
+			"X-Amz-Copy-Source-If-Modified-Since":   struct{}{},
+			"X-Amz-Copy-Source-If-None-Match":       struct{}{},
+			"X-Amz-Copy-Source-If-Unmodified-Since": struct{}{},
+			"X-Amz-Copy-Source-Range":               struct{}{},
 			"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm": struct{}{},
 			"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key":       struct{}{},
 			"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-Md5":   struct{}{},
@@ -134,6 +134,7 @@ var requiredSignedHeaders = rules{
 			"X-Amz-Server-Side-Encryption-Customer-Key":                   struct{}{},
 			"X-Amz-Server-Side-Encryption-Customer-Key-Md5":               struct{}{},
 			"X-Amz-Storage-Class":                                         struct{}{},
+			"X-Amz-Tagging":                                               struct{}{},
 			"X-Amz-Website-Redirect-Location":                             struct{}{},
 			"X-Amz-Content-Sha256":                                        struct{}{},
 		},
@@ -181,7 +182,7 @@ type Signer struct {
 	// http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
 	DisableURIPathEscaping bool
 
-	// Disales the automatical setting of the HTTP request's Body field with the
+	// Disables the automatical setting of the HTTP request's Body field with the
 	// io.ReadSeeker passed in to the signer. This is useful if you're using a
 	// custom wrapper around the body for the io.ReadSeeker and want to preserve
 	// the Body value on the Request.Body.
@@ -421,7 +422,7 @@ var SignRequestHandler = request.NamedHandler{
 // If the credentials of the request's config are set to
 // credentials.AnonymousCredentials the request will not be signed.
 func SignSDKRequest(req *request.Request) {
-	signSDKRequestWithCurrTime(req, time.Now)
+	SignSDKRequestWithCurrentTime(req, time.Now)
 }
 
 // BuildNamedHandler will build a generic handler for signing.
@@ -429,12 +430,15 @@ func BuildNamedHandler(name string, opts ...func(*Signer)) request.NamedHandler
 	return request.NamedHandler{
 		Name: name,
 		Fn: func(req *request.Request) {
-			signSDKRequestWithCurrTime(req, time.Now, opts...)
+			SignSDKRequestWithCurrentTime(req, time.Now, opts...)
 		},
 	}
 }
 
-func signSDKRequestWithCurrTime(req *request.Request, curTimeFn func() time.Time, opts ...func(*Signer)) {
+// SignSDKRequestWithCurrentTime will sign the SDK's request using the time
+// function passed in. Behaves the same as SignSDKRequest with the exception
+// the request is signed with the value returned by the current time function.
+func SignSDKRequestWithCurrentTime(req *request.Request, curTimeFn func() time.Time, opts ...func(*Signer)) {
 	// If the request does not need to be signed ignore the signing of the
 	// request if the AnonymousCredentials object is used.
 	if req.Config.Credentials == credentials.AnonymousCredentials {
@@ -470,13 +474,9 @@ func signSDKRequestWithCurrTime(req *request.Request, curTimeFn func() time.Time
 		opt(v4)
 	}
 
-	signingTime := req.Time
-	if !req.LastSignedAt.IsZero() {
-		signingTime = req.LastSignedAt
-	}
-
+	curTime := curTimeFn()
 	signedHeaders, err := v4.signWithBody(req.HTTPRequest, req.GetBody(),
-		name, region, req.ExpireTime, req.ExpireTime > 0, signingTime,
+		name, region, req.ExpireTime, req.ExpireTime > 0, curTime,
 	)
 	if err != nil {
 		req.Error = err
@@ -485,7 +485,7 @@ func signSDKRequestWithCurrTime(req *request.Request, curTimeFn func() time.Time
 	}
 
 	req.SignedHeaderVals = signedHeaders
-	req.LastSignedAt = curTimeFn()
+	req.LastSignedAt = curTime
 }
 
 const logSignInfoMsg = `DEBUG: Request Signature:
@@ -739,14 +739,22 @@ func makeSha256Reader(reader io.ReadSeeker) []byte {
 	start, _ := reader.Seek(0, sdkio.SeekCurrent)
 	defer reader.Seek(start, sdkio.SeekStart)
 
-	io.Copy(hash, reader)
+	// Use CopyN to avoid allocating the 32KB buffer in io.Copy for bodies
+	// smaller than 32KB. Fall back to io.Copy if we fail to determine the size.
+	size, err := aws.SeekerLen(reader)
+	if err != nil {
+		io.Copy(hash, reader)
+	} else {
+		io.CopyN(hash, reader, size)
+	}
+
 	return hash.Sum(nil)
 }
 
 const doubleSpace = "  "
 
 // stripExcessSpaces will rewrite the passed in slice's string values to not
-// contain muliple side-by-side spaces.
+// contain multiple side-by-side spaces.
 func stripExcessSpaces(vals []string) {
 	var j, k, l, m, spaces int
 	for i, str := range vals {

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 = "1.14.12"
+const SDKVersion = "1.16.26"

vendor/github.com/aws/aws-sdk-go/internal/ini/BUILD

+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "ast.go",
+        "comma_token.go",
+        "comment_token.go",
+        "doc.go",
+        "empty_token.go",
+        "expression.go",
+        "ini.go",
+        "ini_lexer.go",
+        "ini_parser.go",
+        "literal_tokens.go",
+        "newline_token.go",
+        "number_helper.go",
+        "op_tokens.go",
+        "parse_error.go",
+        "parse_stack.go",
+        "sep_tokens.go",
+        "skipper.go",
+        "statement.go",
+        "value_util.go",
+        "visitor.go",
+        "walker.go",
+        "ws_token.go",
+    ],
+    importmap = "k8s.io/kubernetes/vendor/github.com/aws/aws-sdk-go/internal/ini",
+    importpath = "github.com/aws/aws-sdk-go/internal/ini",
+    visibility = ["//vendor/github.com/aws/aws-sdk-go:__subpackages__"],
+    deps = ["//vendor/github.com/aws/aws-sdk-go/aws/awserr:go_default_library"],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

vendor/github.com/aws/aws-sdk-go/internal/ini/ast.go

+package ini
+
+// ASTKind represents different states in the parse table
+// and the type of AST that is being constructed
+type ASTKind int
+
+// ASTKind* is used in the parse table to transition between
+// the different states
+const (
+	ASTKindNone = ASTKind(iota)
+	ASTKindStart
+	ASTKindExpr
+	ASTKindEqualExpr
+	ASTKindStatement
+	ASTKindSkipStatement
+	ASTKindExprStatement
+	ASTKindSectionStatement
+	ASTKindNestedSectionStatement
+	ASTKindCompletedNestedSectionStatement
+	ASTKindCommentStatement
+	ASTKindCompletedSectionStatement
+)
+
+func (k ASTKind) String() string {
+	switch k {
+	case ASTKindNone:
+		return "none"
+	case ASTKindStart:
+		return "start"
+	case ASTKindExpr:
+		return "expr"
+	case ASTKindStatement:
+		return "stmt"
+	case ASTKindSectionStatement:
+		return "section_stmt"
+	case ASTKindExprStatement:
+		return "expr_stmt"
+	case ASTKindCommentStatement:
+		return "comment"
+	case ASTKindNestedSectionStatement:
+		return "nested_section_stmt"
+	case ASTKindCompletedSectionStatement:
+		return "completed_stmt"
+	case ASTKindSkipStatement:
+		return "skip"
+	default:
+		return ""
+	}
+}
+
+// AST interface allows us to determine what kind of node we
+// are on and casting may not need to be necessary.
+//
+// The root is always the first node in Children
+type AST struct {
+	Kind      ASTKind
+	Root      Token
+	RootToken bool
+	Children  []AST
+}
+
+func newAST(kind ASTKind, root AST, children ...AST) AST {
+	return AST{
+		Kind:     kind,
+		Children: append([]AST{root}, children...),
+	}
+}
+
+func newASTWithRootToken(kind ASTKind, root Token, children ...AST) AST {
+	return AST{
+		Kind:      kind,
+		Root:      root,
+		RootToken: true,
+		Children:  children,
+	}
+}
+
+// AppendChild will append to the list of children an AST has.
+func (a *AST) AppendChild(child AST) {
+	a.Children = append(a.Children, child)
+}
+
+// GetRoot will return the root AST which can be the first entry
+// in the children list or a token.
+func (a *AST) GetRoot() AST {
+	if a.RootToken {
+		return *a
+	}
+
+	if len(a.Children) == 0 {
+		return AST{}
+	}
+
+	return a.Children[0]
+}
+
+// GetChildren will return the current AST's list of children
+func (a *AST) GetChildren() []AST {
+	if len(a.Children) == 0 {
+		return []AST{}
+	}
+
+	if a.RootToken {
+		return a.Children
+	}
+
+	return a.Children[1:]
+}
+
+// SetChildren will set and override all children of the AST.
+func (a *AST) SetChildren(children []AST) {
+	if a.RootToken {
+		a.Children = children
+	} else {
+		a.Children = append(a.Children[:1], children...)
+	}
+}
+
+// Start is used to indicate the starting state of the parse table.
+var Start = newAST(ASTKindStart, AST{})

vendor/github.com/aws/aws-sdk-go/internal/ini/comma_token.go

+package ini
+
+var commaRunes = []rune(",")
+
+func isComma(b rune) bool {
+	return b == ','
+}
+
+func newCommaToken() Token {
+	return newToken(TokenComma, commaRunes, NoneType)
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/comment_token.go

+package ini
+
+// isComment will return whether or not the next byte(s) is a
+// comment.
+func isComment(b []rune) bool {
+	if len(b) == 0 {
+		return false
+	}
+
+	switch b[0] {
+	case ';':
+		return true
+	case '#':
+		return true
+	}
+
+	return false
+}
+
+// newCommentToken will create a comment token and
+// return how many bytes were read.
+func newCommentToken(b []rune) (Token, int, error) {
+	i := 0
+	for ; i < len(b); i++ {
+		if b[i] == '\n' {
+			break
+		}
+
+		if len(b)-i > 2 && b[i] == '\r' && b[i+1] == '\n' {
+			break
+		}
+	}
+
+	return newToken(TokenComment, b[:i], NoneType), i, nil
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/doc.go

+// Package ini is an LL(1) parser for configuration files.
+//
+//	Example:
+//	sections, err := ini.OpenFile("/path/to/file")
+//	if err != nil {
+//		panic(err)
+//	}
+//
+//	profile := "foo"
+//	section, ok := sections.GetSection(profile)
+//	if !ok {
+//		fmt.Printf("section %q could not be found", profile)
+//	}
+//
+// Below is the BNF that describes this parser
+//	Grammar:
+//	stmt -> value stmt'
+//	stmt' -> epsilon | op stmt
+//	value -> number | string | boolean | quoted_string
+//
+//	section -> [ section'
+//	section' -> value section_close
+//	section_close -> ]
+//
+//	SkipState will skip (NL WS)+
+//
+//	comment -> # comment' | ; comment'
+//	comment' -> epsilon | value
+package ini

vendor/github.com/aws/aws-sdk-go/internal/ini/empty_token.go

+package ini
+
+// emptyToken is used to satisfy the Token interface
+var emptyToken = newToken(TokenNone, []rune{}, NoneType)

vendor/github.com/aws/aws-sdk-go/internal/ini/expression.go

+package ini
+
+// newExpression will return an expression AST.
+// Expr represents an expression
+//
+//	grammar:
+//	expr -> string | number
+func newExpression(tok Token) AST {
+	return newASTWithRootToken(ASTKindExpr, tok)
+}
+
+func newEqualExpr(left AST, tok Token) AST {
+	return newASTWithRootToken(ASTKindEqualExpr, tok, left)
+}
+
+// EqualExprKey will return a LHS value in the equal expr
+func EqualExprKey(ast AST) string {
+	children := ast.GetChildren()
+	if len(children) == 0 || ast.Kind != ASTKindEqualExpr {
+		return ""
+	}
+
+	return string(children[0].Root.Raw())
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/fuzz.go

+// +build gofuzz
+
+package ini
+
+import (
+	"bytes"
+)
+
+func Fuzz(data []byte) int {
+	b := bytes.NewReader(data)
+
+	if _, err := Parse(b); err != nil {
+		return 0
+	}
+
+	return 1
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/ini.go

+package ini
+
+import (
+	"io"
+	"os"
+
+	"github.com/aws/aws-sdk-go/aws/awserr"
+)
+
+// OpenFile takes a path to a given file, and will open  and parse
+// that file.
+func OpenFile(path string) (Sections, error) {
+	f, err := os.Open(path)
+	if err != nil {
+		return Sections{}, awserr.New(ErrCodeUnableToReadFile, "unable to open file", err)
+	}
+	defer f.Close()
+
+	return Parse(f)
+}
+
+// Parse will parse the given file using the shared config
+// visitor.
+func Parse(f io.Reader) (Sections, error) {
+	tree, err := ParseAST(f)
+	if err != nil {
+		return Sections{}, err
+	}
+
+	v := NewDefaultVisitor()
+	if err = Walk(tree, v); err != nil {
+		return Sections{}, err
+	}
+
+	return v.Sections, nil
+}
+
+// ParseBytes will parse the given bytes and return the parsed sections.
+func ParseBytes(b []byte) (Sections, error) {
+	tree, err := ParseASTBytes(b)
+	if err != nil {
+		return Sections{}, err
+	}
+
+	v := NewDefaultVisitor()
+	if err = Walk(tree, v); err != nil {
+		return Sections{}, err
+	}
+
+	return v.Sections, nil
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/ini_lexer.go

+package ini
+
+import (
+	"bytes"
+	"io"
+	"io/ioutil"
+
+	"github.com/aws/aws-sdk-go/aws/awserr"
+)
+
+const (
+	// ErrCodeUnableToReadFile is used when a file is failed to be
+	// opened or read from.
+	ErrCodeUnableToReadFile = "FailedRead"
+)
+
+// TokenType represents the various different tokens types
+type TokenType int
+
+func (t TokenType) String() string {
+	switch t {
+	case TokenNone:
+		return "none"
+	case TokenLit:
+		return "literal"
+	case TokenSep:
+		return "sep"
+	case TokenOp:
+		return "op"
+	case TokenWS:
+		return "ws"
+	case TokenNL:
+		return "newline"
+	case TokenComment:
+		return "comment"
+	case TokenComma:
+		return "comma"
+	default:
+		return ""
+	}
+}
+
+// TokenType enums
+const (
+	TokenNone = TokenType(iota)
+	TokenLit
+	TokenSep
+	TokenComma
+	TokenOp
+	TokenWS
+	TokenNL
+	TokenComment
+)
+
+type iniLexer struct{}
+
+// Tokenize will return a list of tokens during lexical analysis of the
+// io.Reader.
+func (l *iniLexer) Tokenize(r io.Reader) ([]Token, error) {
+	b, err := ioutil.ReadAll(r)
+	if err != nil {
+		return nil, awserr.New(ErrCodeUnableToReadFile, "unable to read file", err)
+	}
+
+	return l.tokenize(b)
+}
+
+func (l *iniLexer) tokenize(b []byte) ([]Token, error) {
+	runes := bytes.Runes(b)
+	var err error
+	n := 0
+	tokenAmount := countTokens(runes)
+	tokens := make([]Token, tokenAmount)
+	count := 0
+
+	for len(runes) > 0 && count < tokenAmount {
+		switch {
+		case isWhitespace(runes[0]):
+			tokens[count], n, err = newWSToken(runes)
+		case isComma(runes[0]):
+			tokens[count], n = newCommaToken(), 1
+		case isComment(runes):
+			tokens[count], n, err = newCommentToken(runes)
+		case isNewline(runes):
+			tokens[count], n, err = newNewlineToken(runes)
+		case isSep(runes):
+			tokens[count], n, err = newSepToken(runes)
+		case isOp(runes):
+			tokens[count], n, err = newOpToken(runes)
+		default:
+			tokens[count], n, err = newLitToken(runes)
+		}
+
+		if err != nil {
+			return nil, err
+		}
+
+		count++
+
+		runes = runes[n:]
+	}
+
+	return tokens[:count], nil
+}
+
+func countTokens(runes []rune) int {
+	count, n := 0, 0
+	var err error
+
+	for len(runes) > 0 {
+		switch {
+		case isWhitespace(runes[0]):
+			_, n, err = newWSToken(runes)
+		case isComma(runes[0]):
+			_, n = newCommaToken(), 1
+		case isComment(runes):
+			_, n, err = newCommentToken(runes)
+		case isNewline(runes):
+			_, n, err = newNewlineToken(runes)
+		case isSep(runes):
+			_, n, err = newSepToken(runes)
+		case isOp(runes):
+			_, n, err = newOpToken(runes)
+		default:
+			_, n, err = newLitToken(runes)
+		}
+
+		if err != nil {
+			return 0
+		}
+
+		count++
+		runes = runes[n:]
+	}
+
+	return count + 1
+}
+
+// Token indicates a metadata about a given value.
+type Token struct {
+	t         TokenType
+	ValueType ValueType
+	base      int
+	raw       []rune
+}
+
+var emptyValue = Value{}
+
+func newToken(t TokenType, raw []rune, v ValueType) Token {
+	return Token{
+		t:         t,
+		raw:       raw,
+		ValueType: v,
+	}
+}
+
+// Raw return the raw runes that were consumed
+func (tok Token) Raw() []rune {
+	return tok.raw
+}
+
+// Type returns the token type
+func (tok Token) Type() TokenType {
+	return tok.t
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/ini_parser.go

+package ini
+
+import (
+	"fmt"
+	"io"
+)
+
+// State enums for the parse table
+const (
+	InvalidState = iota
+	// stmt -> value stmt'
+	StatementState
+	// stmt' -> MarkComplete | op stmt
+	StatementPrimeState
+	// value -> number | string | boolean | quoted_string
+	ValueState
+	// section -> [ section'
+	OpenScopeState
+	// section' -> value section_close
+	SectionState
+	// section_close -> ]
+	CloseScopeState
+	// SkipState will skip (NL WS)+
+	SkipState
+	// SkipTokenState will skip any token and push the previous
+	// state onto the stack.
+	SkipTokenState
+	// comment -> # comment' | ; comment'
+	// comment' -> MarkComplete | value
+	CommentState
+	// MarkComplete state will complete statements and move that
+	// to the completed AST list
+	MarkCompleteState
+	// TerminalState signifies that the tokens have been fully parsed
+	TerminalState
+)
+
+// parseTable is a state machine to dictate the grammar above.
+var parseTable = map[ASTKind]map[TokenType]int{
+	ASTKindStart: map[TokenType]int{
+		TokenLit:     StatementState,
+		TokenSep:     OpenScopeState,
+		TokenWS:      SkipTokenState,
+		TokenNL:      SkipTokenState,
+		TokenComment: CommentState,
+		TokenNone:    TerminalState,
+	},
+	ASTKindCommentStatement: map[TokenType]int{
+		TokenLit:     StatementState,
+		TokenSep:     OpenScopeState,
+		TokenWS:      SkipTokenState,
+		TokenNL:      SkipTokenState,
+		TokenComment: CommentState,
+		TokenNone:    MarkCompleteState,
+	},
+	ASTKindExpr: map[TokenType]int{
+		TokenOp:      StatementPrimeState,
+		TokenLit:     ValueState,
+		TokenSep:     OpenScopeState,
+		TokenWS:      ValueState,
+		TokenNL:      SkipState,
+		TokenComment: CommentState,
+		TokenNone:    MarkCompleteState,
+	},
+	ASTKindEqualExpr: map[TokenType]int{
+		TokenLit: ValueState,
+		TokenWS:  SkipTokenState,
+		TokenNL:  SkipState,
+	},
+	ASTKindStatement: map[TokenType]int{
+		TokenLit:     SectionState,
+		TokenSep:     CloseScopeState,
+		TokenWS:      SkipTokenState,
+		TokenNL:      SkipTokenState,
+		TokenComment: CommentState,
+		TokenNone:    MarkCompleteState,
+	},
+	ASTKindExprStatement: map[TokenType]int{
+		TokenLit:     ValueState,
+		TokenSep:     OpenScopeState,
+		TokenOp:      ValueState,
+		TokenWS:      ValueState,
+		TokenNL:      MarkCompleteState,
+		TokenComment: CommentState,
+		TokenNone:    TerminalState,
+		TokenComma:   SkipState,
+	},
+	ASTKindSectionStatement: map[TokenType]int{
+		TokenLit: SectionState,
+		TokenOp:  SectionState,
+		TokenSep: CloseScopeState,
+		TokenWS:  SectionState,
+		TokenNL:  SkipTokenState,
+	},
+	ASTKindCompletedSectionStatement: map[TokenType]int{
+		TokenWS:      SkipTokenState,
+		TokenNL:      SkipTokenState,
+		TokenLit:     StatementState,
+		TokenSep:     OpenScopeState,
+		TokenComment: CommentState,
+		TokenNone:    MarkCompleteState,
+	},
+	ASTKindSkipStatement: map[TokenType]int{
+		TokenLit:     StatementState,
+		TokenSep:     OpenScopeState,
+		TokenWS:      SkipTokenState,
+		TokenNL:      SkipTokenState,
+		TokenComment: CommentState,
+		TokenNone:    TerminalState,
+	},
+}
+
+// ParseAST will parse input from an io.Reader using
+// an LL(1) parser.
+func ParseAST(r io.Reader) ([]AST, error) {
+	lexer := iniLexer{}
+	tokens, err := lexer.Tokenize(r)
+	if err != nil {
+		return []AST{}, err
+	}
+
+	return parse(tokens)
+}
+
+// ParseASTBytes will parse input from a byte slice using
+// an LL(1) parser.
+func ParseASTBytes(b []byte) ([]AST, error) {
+	lexer := iniLexer{}
+	tokens, err := lexer.tokenize(b)
+	if err != nil {
+		return []AST{}, err
+	}
+
+	return parse(tokens)
+}
+
+func parse(tokens []Token) ([]AST, error) {
+	start := Start
+	stack := newParseStack(3, len(tokens))
+
+	stack.Push(start)
+	s := newSkipper()
+
+loop:
+	for stack.Len() > 0 {
+		k := stack.Pop()
+
+		var tok Token
+		if len(tokens) == 0 {
+			// this occurs when all the tokens have been processed
+			// but reduction of what's left on the stack needs to
+			// occur.
+			tok = emptyToken
+		} else {
+			tok = tokens[0]
+		}
+
+		step := parseTable[k.Kind][tok.Type()]
+		if s.ShouldSkip(tok) {
+			// being in a skip state with no tokens will break out of
+			// the parse loop since there is nothing left to process.
+			if len(tokens) == 0 {
+				break loop
+			}
+
+			step = SkipTokenState
+		}
+
+		switch step {
+		case TerminalState:
+			// Finished parsing. Push what should be the last
+			// statement to the stack. If there is anything left
+			// on the stack, an error in parsing has occurred.
+			if k.Kind != ASTKindStart {
+				stack.MarkComplete(k)
+			}
+			break loop
+		case SkipTokenState:
+			// When skipping a token, the previous state was popped off the stack.
+			// To maintain the correct state, the previous state will be pushed
+			// onto the stack.
+			stack.Push(k)
+		case StatementState:
+			if k.Kind != ASTKindStart {
+				stack.MarkComplete(k)
+			}
+			expr := newExpression(tok)
+			stack.Push(expr)
+		case StatementPrimeState:
+			if tok.Type() != TokenOp {
+				stack.MarkComplete(k)
+				continue
+			}
+
+			if k.Kind != ASTKindExpr {
+				return nil, NewParseError(
+					fmt.Sprintf("invalid expression: expected Expr type, but found %T type", k),
+				)
+			}
+
+			k = trimSpaces(k)
+			expr := newEqualExpr(k, tok)
+			stack.Push(expr)
+		case ValueState:
+			// ValueState requires the previous state to either be an equal expression
+			// or an expression statement.
+			//
+			// This grammar occurs when the RHS is a number, word, or quoted string.
+			// equal_expr -> lit op equal_expr'
+			// equal_expr' -> number | string | quoted_string
+			// quoted_string -> " quoted_string'
+			// quoted_string' -> string quoted_string_end
+			// quoted_string_end -> "
+			//
+			// otherwise
+			// expr_stmt -> equal_expr (expr_stmt')*
+			// expr_stmt' -> ws S | op S | MarkComplete
+			// S -> equal_expr' expr_stmt'
+			switch k.Kind {
+			case ASTKindEqualExpr:
+				// assiging a value to some key
+				k.AppendChild(newExpression(tok))
+				stack.Push(newExprStatement(k))
+			case ASTKindExpr:
+				k.Root.raw = append(k.Root.raw, tok.Raw()...)
+				stack.Push(k)
+			case ASTKindExprStatement:
+				root := k.GetRoot()
+				children := root.GetChildren()
+				if len(children) == 0 {
+					return nil, NewParseError(
+						fmt.Sprintf("invalid expression: AST contains no children %s", k.Kind),
+					)
+				}
+
+				rhs := children[len(children)-1]
+
+				if rhs.Root.ValueType != QuotedStringType {
+					rhs.Root.ValueType = StringType
+					rhs.Root.raw = append(rhs.Root.raw, tok.Raw()...)
+
+				}
+
+				children[len(children)-1] = rhs
+				k.SetChildren(children)
+
+				stack.Push(k)
+			}
+		case OpenScopeState:
+			if !runeCompare(tok.Raw(), openBrace) {
+				return nil, NewParseError("expected '['")
+			}
+
+			stmt := newStatement()
+			stack.Push(stmt)
+		case CloseScopeState:
+			if !runeCompare(tok.Raw(), closeBrace) {
+				return nil, NewParseError("expected ']'")
+			}
+
+			k = trimSpaces(k)
+			stack.Push(newCompletedSectionStatement(k))
+		case SectionState:
+			var stmt AST
+
+			switch k.Kind {
+			case ASTKindStatement:
+				// If there are multiple literals inside of a scope declaration,
+				// then the current token's raw value will be appended to the Name.
+				//
+				// This handles cases like [ profile default ]
+				//
+				// k will represent a SectionStatement with the children representing
+				// the label of the section
+				stmt = newSectionStatement(tok)
+			case ASTKindSectionStatement:
+				k.Root.raw = append(k.Root.raw, tok.Raw()...)
+				stmt = k
+			default:
+				return nil, NewParseError(
+					fmt.Sprintf("invalid statement: expected statement: %v", k.Kind),
+				)
+			}
+
+			stack.Push(stmt)
+		case MarkCompleteState:
+			if k.Kind != ASTKindStart {
+				stack.MarkComplete(k)
+			}
+
+			if stack.Len() == 0 {
+				stack.Push(start)
+			}
+		case SkipState:
+			stack.Push(newSkipStatement(k))
+			s.Skip()
+		case CommentState:
+			if k.Kind == ASTKindStart {
+				stack.Push(k)
+			} else {
+				stack.MarkComplete(k)
+			}
+
+			stmt := newCommentStatement(tok)
+			stack.Push(stmt)
+		default:
+			return nil, NewParseError(fmt.Sprintf("invalid state with ASTKind %v and TokenType %v", k, tok))
+		}
+
+		if len(tokens) > 0 {
+			tokens = tokens[1:]
+		}
+	}
+
+	// this occurs when a statement has not been completed
+	if stack.top > 1 {
+		return nil, NewParseError(fmt.Sprintf("incomplete expression: %v", stack.container))
+	}
+
+	// returns a sublist which excludes the start symbol
+	return stack.List(), nil
+}
+
+// trimSpaces will trim spaces on the left and right hand side of
+// the literal.
+func trimSpaces(k AST) AST {
+	// trim left hand side of spaces
+	for i := 0; i < len(k.Root.raw); i++ {
+		if !isWhitespace(k.Root.raw[i]) {
+			break
+		}
+
+		k.Root.raw = k.Root.raw[1:]
+		i--
+	}
+
+	// trim right hand side of spaces
+	for i := len(k.Root.raw) - 1; i >= 0; i-- {
+		if !isWhitespace(k.Root.raw[i]) {
+			break
+		}
+
+		k.Root.raw = k.Root.raw[:len(k.Root.raw)-1]
+	}
+
+	return k
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/literal_tokens.go

+package ini
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+var (
+	runesTrue  = []rune("true")
+	runesFalse = []rune("false")
+)
+
+var literalValues = [][]rune{
+	runesTrue,
+	runesFalse,
+}
+
+func isBoolValue(b []rune) bool {
+	for _, lv := range literalValues {
+		if isLitValue(lv, b) {
+			return true
+		}
+	}
+	return false
+}
+
+func isLitValue(want, have []rune) bool {
+	if len(have) < len(want) {
+		return false
+	}
+
+	for i := 0; i < len(want); i++ {
+		if want[i] != have[i] {
+			return false
+		}
+	}
+
+	return true
+}
+
+// isNumberValue will return whether not the leading characters in
+// a byte slice is a number. A number is delimited by whitespace or
+// the newline token.
+//
+// A number is defined to be in a binary, octal, decimal (int | float), hex format,
+// or in scientific notation.
+func isNumberValue(b []rune) bool {
+	negativeIndex := 0
+	helper := numberHelper{}
+	needDigit := false
+
+	for i := 0; i < len(b); i++ {
+		negativeIndex++
+
+		switch b[i] {
+		case '-':
+			if helper.IsNegative() || negativeIndex != 1 {
+				return false
+			}
+			helper.Determine(b[i])
+			needDigit = true
+			continue
+		case 'e', 'E':
+			if err := helper.Determine(b[i]); err != nil {
+				return false
+			}
+			negativeIndex = 0
+			needDigit = true
+			continue
+		case 'b':
+			if helper.numberFormat == hex {
+				break
+			}
+			fallthrough
+		case 'o', 'x':
+			needDigit = true
+			if i == 0 {
+				return false
+			}
+
+			fallthrough
+		case '.':
+			if err := helper.Determine(b[i]); err != nil {
+				return false
+			}
+			needDigit = true
+			continue
+		}
+
+		if i > 0 && (isNewline(b[i:]) || isWhitespace(b[i])) {
+			return !needDigit
+		}
+
+		if !helper.CorrectByte(b[i]) {
+			return false
+		}
+		needDigit = false
+	}
+
+	return !needDigit
+}
+
+func isValid(b []rune) (bool, int, error) {
+	if len(b) == 0 {
+		// TODO: should probably return an error
+		return false, 0, nil
+	}
+
+	return isValidRune(b[0]), 1, nil
+}
+
+func isValidRune(r rune) bool {
+	return r != ':' && r != '=' && r != '[' && r != ']' && r != ' ' && r != '\n'
+}
+
+// ValueType is an enum that will signify what type
+// the Value is
+type ValueType int
+
+func (v ValueType) String() string {
+	switch v {
+	case NoneType:
+		return "NONE"
+	case DecimalType:
+		return "FLOAT"
+	case IntegerType:
+		return "INT"
+	case StringType:
+		return "STRING"
+	case BoolType:
+		return "BOOL"
+	}
+
+	return ""
+}
+
+// ValueType enums
+const (
+	NoneType = ValueType(iota)
+	DecimalType
+	IntegerType
+	StringType
+	QuotedStringType
+	BoolType
+)
+
+// Value is a union container
+type Value struct {
+	Type ValueType
+	raw  []rune
+
+	integer int64
+	decimal float64
+	boolean bool
+	str     string
+}
+
+func newValue(t ValueType, base int, raw []rune) (Value, error) {
+	v := Value{
+		Type: t,
+		raw:  raw,
+	}
+	var err error
+
+	switch t {
+	case DecimalType:
+		v.decimal, err = strconv.ParseFloat(string(raw), 64)
+	case IntegerType:
+		if base != 10 {
+			raw = raw[2:]
+		}
+
+		v.integer, err = strconv.ParseInt(string(raw), base, 64)
+	case StringType:
+		v.str = string(raw)
+	case QuotedStringType:
+		v.str = string(raw[1 : len(raw)-1])
+	case BoolType:
+		v.boolean = runeCompare(v.raw, runesTrue)
+	}
+
+	// issue 2253
+	//
+	// if the value trying to be parsed is too large, then we will use
+	// the 'StringType' and raw value instead.
+	if nerr, ok := err.(*strconv.NumError); ok && nerr.Err == strconv.ErrRange {
+		v.Type = StringType
+		v.str = string(raw)
+		err = nil
+	}
+
+	return v, err
+}
+
+// Append will append values and change the type to a string
+// type.
+func (v *Value) Append(tok Token) {
+	r := tok.Raw()
+	if v.Type != QuotedStringType {
+		v.Type = StringType
+		r = tok.raw[1 : len(tok.raw)-1]
+	}
+	if tok.Type() != TokenLit {
+		v.raw = append(v.raw, tok.Raw()...)
+	} else {
+		v.raw = append(v.raw, r...)
+	}
+}
+
+func (v Value) String() string {
+	switch v.Type {
+	case DecimalType:
+		return fmt.Sprintf("decimal: %f", v.decimal)
+	case IntegerType:
+		return fmt.Sprintf("integer: %d", v.integer)
+	case StringType:
+		return fmt.Sprintf("string: %s", string(v.raw))
+	case QuotedStringType:
+		return fmt.Sprintf("quoted string: %s", string(v.raw))
+	case BoolType:
+		return fmt.Sprintf("bool: %t", v.boolean)
+	default:
+		return "union not set"
+	}
+}
+
+func newLitToken(b []rune) (Token, int, error) {
+	n := 0
+	var err error
+
+	token := Token{}
+	if b[0] == '"' {
+		n, err = getStringValue(b)
+		if err != nil {
+			return token, n, err
+		}
+
+		token = newToken(TokenLit, b[:n], QuotedStringType)
+	} else if isNumberValue(b) {
+		var base int
+		base, n, err = getNumericalValue(b)
+		if err != nil {
+			return token, 0, err
+		}
+
+		value := b[:n]
+		vType := IntegerType
+		if contains(value, '.') || hasExponent(value) {
+			vType = DecimalType
+		}
+		token = newToken(TokenLit, value, vType)
+		token.base = base
+	} else if isBoolValue(b) {
+		n, err = getBoolValue(b)
+
+		token = newToken(TokenLit, b[:n], BoolType)
+	} else {
+		n, err = getValue(b)
+		token = newToken(TokenLit, b[:n], StringType)
+	}
+
+	return token, n, err
+}
+
+// IntValue returns an integer value
+func (v Value) IntValue() int64 {
+	return v.integer
+}
+
+// FloatValue returns a float value
+func (v Value) FloatValue() float64 {
+	return v.decimal
+}
+
+// BoolValue returns a bool value
+func (v Value) BoolValue() bool {
+	return v.boolean
+}
+
+func isTrimmable(r rune) bool {
+	switch r {
+	case '\n', ' ':
+		return true
+	}
+	return false
+}
+
+// StringValue returns the string value
+func (v Value) StringValue() string {
+	switch v.Type {
+	case StringType:
+		return strings.TrimFunc(string(v.raw), isTrimmable)
+	case QuotedStringType:
+		// preserve all characters in the quotes
+		return string(removeEscapedCharacters(v.raw[1 : len(v.raw)-1]))
+	default:
+		return strings.TrimFunc(string(v.raw), isTrimmable)
+	}
+}
+
+func contains(runes []rune, c rune) bool {
+	for i := 0; i < len(runes); i++ {
+		if runes[i] == c {
+			return true
+		}
+	}
+
+	return false
+}
+
+func runeCompare(v1 []rune, v2 []rune) bool {
+	if len(v1) != len(v2) {
+		return false
+	}
+
+	for i := 0; i < len(v1); i++ {
+		if v1[i] != v2[i] {
+			return false
+		}
+	}
+
+	return true
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/newline_token.go

+package ini
+
+func isNewline(b []rune) bool {
+	if len(b) == 0 {
+		return false
+	}
+
+	if b[0] == '\n' {
+		return true
+	}
+
+	if len(b) < 2 {
+		return false
+	}
+
+	return b[0] == '\r' && b[1] == '\n'
+}
+
+func newNewlineToken(b []rune) (Token, int, error) {
+	i := 1
+	if b[0] == '\r' && isNewline(b[1:]) {
+		i++
+	}
+
+	if !isNewline([]rune(b[:i])) {
+		return emptyToken, 0, NewParseError("invalid new line token")
+	}
+
+	return newToken(TokenNL, b[:i], NoneType), i, nil
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/number_helper.go

+package ini
+
+import (
+	"bytes"
+	"fmt"
+	"strconv"
+)
+
+const (
+	none = numberFormat(iota)
+	binary
+	octal
+	decimal
+	hex
+	exponent
+)
+
+type numberFormat int
+
+// numberHelper is used to dictate what format a number is in
+// and what to do for negative values. Since -1e-4 is a valid
+// number, we cannot just simply check for duplicate negatives.
+type numberHelper struct {
+	numberFormat numberFormat
+
+	negative         bool
+	negativeExponent bool
+}
+
+func (b numberHelper) Exists() bool {
+	return b.numberFormat != none
+}
+
+func (b numberHelper) IsNegative() bool {
+	return b.negative || b.negativeExponent
+}
+
+func (b *numberHelper) Determine(c rune) error {
+	if b.Exists() {
+		return NewParseError(fmt.Sprintf("multiple number formats: 0%v", string(c)))
+	}
+
+	switch c {
+	case 'b':
+		b.numberFormat = binary
+	case 'o':
+		b.numberFormat = octal
+	case 'x':
+		b.numberFormat = hex
+	case 'e', 'E':
+		b.numberFormat = exponent
+	case '-':
+		if b.numberFormat != exponent {
+			b.negative = true
+		} else {
+			b.negativeExponent = true
+		}
+	case '.':
+		b.numberFormat = decimal
+	default:
+		return NewParseError(fmt.Sprintf("invalid number character: %v", string(c)))
+	}
+
+	return nil
+}
+
+func (b numberHelper) CorrectByte(c rune) bool {
+	switch {
+	case b.numberFormat == binary:
+		if !isBinaryByte(c) {
+			return false
+		}
+	case b.numberFormat == octal:
+		if !isOctalByte(c) {
+			return false
+		}
+	case b.numberFormat == hex:
+		if !isHexByte(c) {
+			return false
+		}
+	case b.numberFormat == decimal:
+		if !isDigit(c) {
+			return false
+		}
+	case b.numberFormat == exponent:
+		if !isDigit(c) {
+			return false
+		}
+	case b.negativeExponent:
+		if !isDigit(c) {
+			return false
+		}
+	case b.negative:
+		if !isDigit(c) {
+			return false
+		}
+	default:
+		if !isDigit(c) {
+			return false
+		}
+	}
+
+	return true
+}
+
+func (b numberHelper) Base() int {
+	switch b.numberFormat {
+	case binary:
+		return 2
+	case octal:
+		return 8
+	case hex:
+		return 16
+	default:
+		return 10
+	}
+}
+
+func (b numberHelper) String() string {
+	buf := bytes.Buffer{}
+	i := 0
+
+	switch b.numberFormat {
+	case binary:
+		i++
+		buf.WriteString(strconv.Itoa(i) + ": binary format\n")
+	case octal:
+		i++
+		buf.WriteString(strconv.Itoa(i) + ": octal format\n")
+	case hex:
+		i++
+		buf.WriteString(strconv.Itoa(i) + ": hex format\n")
+	case exponent:
+		i++
+		buf.WriteString(strconv.Itoa(i) + ": exponent format\n")
+	default:
+		i++
+		buf.WriteString(strconv.Itoa(i) + ": integer format\n")
+	}
+
+	if b.negative {
+		i++
+		buf.WriteString(strconv.Itoa(i) + ": negative format\n")
+	}
+
+	if b.negativeExponent {
+		i++
+		buf.WriteString(strconv.Itoa(i) + ": negative exponent format\n")
+	}
+
+	return buf.String()
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/op_tokens.go

+package ini
+
+import (
+	"fmt"
+)
+
+var (
+	equalOp      = []rune("=")
+	equalColonOp = []rune(":")
+)
+
+func isOp(b []rune) bool {
+	if len(b) == 0 {
+		return false
+	}
+
+	switch b[0] {
+	case '=':
+		return true
+	case ':':
+		return true
+	default:
+		return false
+	}
+}
+
+func newOpToken(b []rune) (Token, int, error) {
+	tok := Token{}
+
+	switch b[0] {
+	case '=':
+		tok = newToken(TokenOp, equalOp, NoneType)
+	case ':':
+		tok = newToken(TokenOp, equalColonOp, NoneType)
+	default:
+		return tok, 0, NewParseError(fmt.Sprintf("unexpected op type, %v", b[0]))
+	}
+	return tok, 1, nil
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/parse_error.go

+package ini
+
+import "fmt"
+
+const (
+	// ErrCodeParseError is returned when a parsing error
+	// has occurred.
+	ErrCodeParseError = "INIParseError"
+)
+
+// ParseError is an error which is returned during any part of
+// the parsing process.
+type ParseError struct {
+	msg string
+}
+
+// NewParseError will return a new ParseError where message
+// is the description of the error.
+func NewParseError(message string) *ParseError {
+	return &ParseError{
+		msg: message,
+	}
+}
+
+// Code will return the ErrCodeParseError
+func (err *ParseError) Code() string {
+	return ErrCodeParseError
+}
+
+// Message returns the error's message
+func (err *ParseError) Message() string {
+	return err.msg
+}
+
+// OrigError return nothing since there will never be any
+// original error.
+func (err *ParseError) OrigError() error {
+	return nil
+}
+
+func (err *ParseError) Error() string {
+	return fmt.Sprintf("%s: %s", err.Code(), err.Message())
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/parse_stack.go

+package ini
+
+import (
+	"bytes"
+	"fmt"
+)
+
+// ParseStack is a stack that contains a container, the stack portion,
+// and the list which is the list of ASTs that have been successfully
+// parsed.
+type ParseStack struct {
+	top       int
+	container []AST
+	list      []AST
+	index     int
+}
+
+func newParseStack(sizeContainer, sizeList int) ParseStack {
+	return ParseStack{
+		container: make([]AST, sizeContainer),
+		list:      make([]AST, sizeList),
+	}
+}
+
+// Pop will return and truncate the last container element.
+func (s *ParseStack) Pop() AST {
+	s.top--
+	return s.container[s.top]
+}
+
+// Push will add the new AST to the container
+func (s *ParseStack) Push(ast AST) {
+	s.container[s.top] = ast
+	s.top++
+}
+
+// MarkComplete will append the AST to the list of completed statements
+func (s *ParseStack) MarkComplete(ast AST) {
+	s.list[s.index] = ast
+	s.index++
+}
+
+// List will return the completed statements
+func (s ParseStack) List() []AST {
+	return s.list[:s.index]
+}
+
+// Len will return the length of the container
+func (s *ParseStack) Len() int {
+	return s.top
+}
+
+func (s ParseStack) String() string {
+	buf := bytes.Buffer{}
+	for i, node := range s.list {
+		buf.WriteString(fmt.Sprintf("%d: %v\n", i+1, node))
+	}
+
+	return buf.String()
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/sep_tokens.go

+package ini
+
+import (
+	"fmt"
+)
+
+var (
+	emptyRunes = []rune{}
+)
+
+func isSep(b []rune) bool {
+	if len(b) == 0 {
+		return false
+	}
+
+	switch b[0] {
+	case '[', ']':
+		return true
+	default:
+		return false
+	}
+}
+
+var (
+	openBrace  = []rune("[")
+	closeBrace = []rune("]")
+)
+
+func newSepToken(b []rune) (Token, int, error) {
+	tok := Token{}
+
+	switch b[0] {
+	case '[':
+		tok = newToken(TokenSep, openBrace, NoneType)
+	case ']':
+		tok = newToken(TokenSep, closeBrace, NoneType)
+	default:
+		return tok, 0, NewParseError(fmt.Sprintf("unexpected sep type, %v", b[0]))
+	}
+	return tok, 1, nil
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/skipper.go

+package ini
+
+// skipper is used to skip certain blocks of an ini file.
+// Currently skipper is used to skip nested blocks of ini
+// files. See example below
+//
+//	[ foo ]
+//	nested = ; this section will be skipped
+//		a=b
+//		c=d
+//	bar=baz ; this will be included
+type skipper struct {
+	shouldSkip bool
+	TokenSet   bool
+	prevTok    Token
+}
+
+func newSkipper() skipper {
+	return skipper{
+		prevTok: emptyToken,
+	}
+}
+
+func (s *skipper) ShouldSkip(tok Token) bool {
+	if s.shouldSkip &&
+		s.prevTok.Type() == TokenNL &&
+		tok.Type() != TokenWS {
+
+		s.Continue()
+		return false
+	}
+	s.prevTok = tok
+
+	return s.shouldSkip
+}
+
+func (s *skipper) Skip() {
+	s.shouldSkip = true
+	s.prevTok = emptyToken
+}
+
+func (s *skipper) Continue() {
+	s.shouldSkip = false
+	s.prevTok = emptyToken
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/statement.go

+package ini
+
+// Statement is an empty AST mostly used for transitioning states.
+func newStatement() AST {
+	return newAST(ASTKindStatement, AST{})
+}
+
+// SectionStatement represents a section AST
+func newSectionStatement(tok Token) AST {
+	return newASTWithRootToken(ASTKindSectionStatement, tok)
+}
+
+// ExprStatement represents a completed expression AST
+func newExprStatement(ast AST) AST {
+	return newAST(ASTKindExprStatement, ast)
+}
+
+// CommentStatement represents a comment in the ini definition.
+//
+//	grammar:
+//	comment -> #comment' | ;comment'
+//	comment' -> epsilon | value
+func newCommentStatement(tok Token) AST {
+	return newAST(ASTKindCommentStatement, newExpression(tok))
+}
+
+// CompletedSectionStatement represents a completed section
+func newCompletedSectionStatement(ast AST) AST {
+	return newAST(ASTKindCompletedSectionStatement, ast)
+}
+
+// SkipStatement is used to skip whole statements
+func newSkipStatement(ast AST) AST {
+	return newAST(ASTKindSkipStatement, ast)
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/value_util.go

+package ini
+
+import (
+	"fmt"
+)
+
+// getStringValue will return a quoted string and the amount
+// of bytes read
+//
+// an error will be returned if the string is not properly formatted
+func getStringValue(b []rune) (int, error) {
+	if b[0] != '"' {
+		return 0, NewParseError("strings must start with '\"'")
+	}
+
+	endQuote := false
+	i := 1
+
+	for ; i < len(b) && !endQuote; i++ {
+		if escaped := isEscaped(b[:i], b[i]); b[i] == '"' && !escaped {
+			endQuote = true
+			break
+		} else if escaped {
+			/*c, err := getEscapedByte(b[i])
+			if err != nil {
+				return 0, err
+			}
+
+			b[i-1] = c
+			b = append(b[:i], b[i+1:]...)
+			i--*/
+
+			continue
+		}
+	}
+
+	if !endQuote {
+		return 0, NewParseError("missing '\"' in string value")
+	}
+
+	return i + 1, nil
+}
+
+// getBoolValue will return a boolean and the amount
+// of bytes read
+//
+// an error will be returned if the boolean is not of a correct
+// value
+func getBoolValue(b []rune) (int, error) {
+	if len(b) < 4 {
+		return 0, NewParseError("invalid boolean value")
+	}
+
+	n := 0
+	for _, lv := range literalValues {
+		if len(lv) > len(b) {
+			continue
+		}
+
+		if isLitValue(lv, b) {
+			n = len(lv)
+		}
+	}
+
+	if n == 0 {
+		return 0, NewParseError("invalid boolean value")
+	}
+
+	return n, nil
+}
+
+// getNumericalValue will return a numerical string, the amount
+// of bytes read, and the base of the number
+//
+// an error will be returned if the number is not of a correct
+// value
+func getNumericalValue(b []rune) (int, int, error) {
+	if !isDigit(b[0]) {
+		return 0, 0, NewParseError("invalid digit value")
+	}
+
+	i := 0
+	helper := numberHelper{}
+
+loop:
+	for negativeIndex := 0; i < len(b); i++ {
+		negativeIndex++
+
+		if !isDigit(b[i]) {
+			switch b[i] {
+			case '-':
+				if helper.IsNegative() || negativeIndex != 1 {
+					return 0, 0, NewParseError("parse error '-'")
+				}
+
+				n := getNegativeNumber(b[i:])
+				i += (n - 1)
+				helper.Determine(b[i])
+				continue
+			case '.':
+				if err := helper.Determine(b[i]); err != nil {
+					return 0, 0, err
+				}
+			case 'e', 'E':
+				if err := helper.Determine(b[i]); err != nil {
+					return 0, 0, err
+				}
+
+				negativeIndex = 0
+			case 'b':
+				if helper.numberFormat == hex {
+					break
+				}
+				fallthrough
+			case 'o', 'x':
+				if i == 0 && b[i] != '0' {
+					return 0, 0, NewParseError("incorrect base format, expected leading '0'")
+				}
+
+				if i != 1 {
+					return 0, 0, NewParseError(fmt.Sprintf("incorrect base format found %s at %d index", string(b[i]), i))
+				}
+
+				if err := helper.Determine(b[i]); err != nil {
+					return 0, 0, err
+				}
+			default:
+				if isWhitespace(b[i]) {
+					break loop
+				}
+
+				if isNewline(b[i:]) {
+					break loop
+				}
+
+				if !(helper.numberFormat == hex && isHexByte(b[i])) {
+					if i+2 < len(b) && !isNewline(b[i:i+2]) {
+						return 0, 0, NewParseError("invalid numerical character")
+					} else if !isNewline([]rune{b[i]}) {
+						return 0, 0, NewParseError("invalid numerical character")
+					}
+
+					break loop
+				}
+			}
+		}
+	}
+
+	return helper.Base(), i, nil
+}
+
+// isDigit will return whether or not something is an integer
+func isDigit(b rune) bool {
+	return b >= '0' && b <= '9'
+}
+
+func hasExponent(v []rune) bool {
+	return contains(v, 'e') || contains(v, 'E')
+}
+
+func isBinaryByte(b rune) bool {
+	switch b {
+	case '0', '1':
+		return true
+	default:
+		return false
+	}
+}
+
+func isOctalByte(b rune) bool {
+	switch b {
+	case '0', '1', '2', '3', '4', '5', '6', '7':
+		return true
+	default:
+		return false
+	}
+}
+
+func isHexByte(b rune) bool {
+	if isDigit(b) {
+		return true
+	}
+	return (b >= 'A' && b <= 'F') ||
+		(b >= 'a' && b <= 'f')
+}
+
+func getValue(b []rune) (int, error) {
+	i := 0
+
+	for i < len(b) {
+		if isNewline(b[i:]) {
+			break
+		}
+
+		if isOp(b[i:]) {
+			break
+		}
+
+		valid, n, err := isValid(b[i:])
+		if err != nil {
+			return 0, err
+		}
+
+		if !valid {
+			break
+		}
+
+		i += n
+	}
+
+	return i, nil
+}
+
+// getNegativeNumber will return a negative number from a
+// byte slice. This will iterate through all characters until
+// a non-digit has been found.
+func getNegativeNumber(b []rune) int {
+	if b[0] != '-' {
+		return 0
+	}
+
+	i := 1
+	for ; i < len(b); i++ {
+		if !isDigit(b[i]) {
+			return i
+		}
+	}
+
+	return i
+}
+
+// isEscaped will return whether or not the character is an escaped
+// character.
+func isEscaped(value []rune, b rune) bool {
+	if len(value) == 0 {
+		return false
+	}
+
+	switch b {
+	case '\'': // single quote
+	case '"': // quote
+	case 'n': // newline
+	case 't': // tab
+	case '\\': // backslash
+	default:
+		return false
+	}
+
+	return value[len(value)-1] == '\\'
+}
+
+func getEscapedByte(b rune) (rune, error) {
+	switch b {
+	case '\'': // single quote
+		return '\'', nil
+	case '"': // quote
+		return '"', nil
+	case 'n': // newline
+		return '\n', nil
+	case 't': // table
+		return '\t', nil
+	case '\\': // backslash
+		return '\\', nil
+	default:
+		return b, NewParseError(fmt.Sprintf("invalid escaped character %c", b))
+	}
+}
+
+func removeEscapedCharacters(b []rune) []rune {
+	for i := 0; i < len(b); i++ {
+		if isEscaped(b[:i], b[i]) {
+			c, err := getEscapedByte(b[i])
+			if err != nil {
+				return b
+			}
+
+			b[i-1] = c
+			b = append(b[:i], b[i+1:]...)
+			i--
+		}
+	}
+
+	return b
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/visitor.go

+package ini
+
+import (
+	"fmt"
+	"sort"
+)
+
+// Visitor is an interface used by walkers that will
+// traverse an array of ASTs.
+type Visitor interface {
+	VisitExpr(AST) error
+	VisitStatement(AST) error
+}
+
+// DefaultVisitor is used to visit statements and expressions
+// and ensure that they are both of the correct format.
+// In addition, upon visiting this will build sections and populate
+// the Sections field which can be used to retrieve profile
+// configuration.
+type DefaultVisitor struct {
+	scope    string
+	Sections Sections
+}
+
+// NewDefaultVisitor return a DefaultVisitor
+func NewDefaultVisitor() *DefaultVisitor {
+	return &DefaultVisitor{
+		Sections: Sections{
+			container: map[string]Section{},
+		},
+	}
+}
+
+// VisitExpr visits expressions...
+func (v *DefaultVisitor) VisitExpr(expr AST) error {
+	t := v.Sections.container[v.scope]
+	if t.values == nil {
+		t.values = values{}
+	}
+
+	switch expr.Kind {
+	case ASTKindExprStatement:
+		opExpr := expr.GetRoot()
+		switch opExpr.Kind {
+		case ASTKindEqualExpr:
+			children := opExpr.GetChildren()
+			if len(children) <= 1 {
+				return NewParseError("unexpected token type")
+			}
+
+			rhs := children[1]
+
+			if rhs.Root.Type() != TokenLit {
+				return NewParseError("unexpected token type")
+			}
+
+			key := EqualExprKey(opExpr)
+			v, err := newValue(rhs.Root.ValueType, rhs.Root.base, rhs.Root.Raw())
+			if err != nil {
+				return err
+			}
+
+			t.values[key] = v
+		default:
+			return NewParseError(fmt.Sprintf("unsupported expression %v", expr))
+		}
+	default:
+		return NewParseError(fmt.Sprintf("unsupported expression %v", expr))
+	}
+
+	v.Sections.container[v.scope] = t
+	return nil
+}
+
+// VisitStatement visits statements...
+func (v *DefaultVisitor) VisitStatement(stmt AST) error {
+	switch stmt.Kind {
+	case ASTKindCompletedSectionStatement:
+		child := stmt.GetRoot()
+		if child.Kind != ASTKindSectionStatement {
+			return NewParseError(fmt.Sprintf("unsupported child statement: %T", child))
+		}
+
+		name := string(child.Root.Raw())
+		v.Sections.container[name] = Section{}
+		v.scope = name
+	default:
+		return NewParseError(fmt.Sprintf("unsupported statement: %s", stmt.Kind))
+	}
+
+	return nil
+}
+
+// Sections is a map of Section structures that represent
+// a configuration.
+type Sections struct {
+	container map[string]Section
+}
+
+// GetSection will return section p. If section p does not exist,
+// false will be returned in the second parameter.
+func (t Sections) GetSection(p string) (Section, bool) {
+	v, ok := t.container[p]
+	return v, ok
+}
+
+// values represents a map of union values.
+type values map[string]Value
+
+// List will return a list of all sections that were successfully
+// parsed.
+func (t Sections) List() []string {
+	keys := make([]string, len(t.container))
+	i := 0
+	for k := range t.container {
+		keys[i] = k
+		i++
+	}
+
+	sort.Strings(keys)
+	return keys
+}
+
+// Section contains a name and values. This represent
+// a sectioned entry in a configuration file.
+type Section struct {
+	Name   string
+	values values
+}
+
+// Has will return whether or not an entry exists in a given section
+func (t Section) Has(k string) bool {
+	_, ok := t.values[k]
+	return ok
+}
+
+// ValueType will returned what type the union is set to. If
+// k was not found, the NoneType will be returned.
+func (t Section) ValueType(k string) (ValueType, bool) {
+	v, ok := t.values[k]
+	return v.Type, ok
+}
+
+// Bool returns a bool value at k
+func (t Section) Bool(k string) bool {
+	return t.values[k].BoolValue()
+}
+
+// Int returns an integer value at k
+func (t Section) Int(k string) int64 {
+	return t.values[k].IntValue()
+}
+
+// Float64 returns a float value at k
+func (t Section) Float64(k string) float64 {
+	return t.values[k].FloatValue()
+}
+
+// String returns the string value at k
+func (t Section) String(k string) string {
+	_, ok := t.values[k]
+	if !ok {
+		return ""
+	}
+	return t.values[k].StringValue()
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/walker.go

+package ini
+
+// Walk will traverse the AST using the v, the Visitor.
+func Walk(tree []AST, v Visitor) error {
+	for _, node := range tree {
+		switch node.Kind {
+		case ASTKindExpr,
+			ASTKindExprStatement:
+
+			if err := v.VisitExpr(node); err != nil {
+				return err
+			}
+		case ASTKindStatement,
+			ASTKindCompletedSectionStatement,
+			ASTKindNestedSectionStatement,
+			ASTKindCompletedNestedSectionStatement:
+
+			if err := v.VisitStatement(node); err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}

vendor/github.com/aws/aws-sdk-go/internal/ini/ws_token.go

+package ini
+
+import (
+	"unicode"
+)
+
+// isWhitespace will return whether or not the character is
+// a whitespace character.
+//
+// Whitespace is defined as a space or tab.
+func isWhitespace(c rune) bool {
+	return unicode.IsSpace(c) && c != '\n' && c != '\r'
+}
+
+func newWSToken(b []rune) (Token, int, error) {
+	i := 0
+	for ; i < len(b); i++ {
+		if !isWhitespace(b[i]) {
+			break
+		}
+	}
+
+	return newToken(TokenWS, b[:i], NoneType), i, nil
+}

vendor/github.com/aws/aws-sdk-go/internal/sdkuri/BUILD

+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["path.go"],
+    importmap = "k8s.io/kubernetes/vendor/github.com/aws/aws-sdk-go/internal/sdkuri",
+    importpath = "github.com/aws/aws-sdk-go/internal/sdkuri",
+    visibility = ["//vendor/github.com/aws/aws-sdk-go:__subpackages__"],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

vendor/github.com/aws/aws-sdk-go/internal/sdkuri/path.go

+package sdkuri
+
+import (
+	"path"
+	"strings"
+)
+
+// PathJoin will join the elements of the path delimited by the "/"
+// character. Similar to path.Join with the exception the trailing "/"
+// character is preserved if present.
+func PathJoin(elems ...string) string {
+	if len(elems) == 0 {
+		return ""
+	}
+
+	hasTrailing := strings.HasSuffix(elems[len(elems)-1], "/")
+	str := path.Join(elems...)
+	if hasTrailing && str != "/" {
+		str += "/"
+	}
+
+	return str
+}

vendor/github.com/aws/aws-sdk-go/internal/shareddefaults/BUILD

@@ -2,7 +2,10 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "go_default_library",
-    srcs = ["shared_config.go"],
+    srcs = [
+        "ecs_container.go",
+        "shared_config.go",
+    ],
     importmap = "k8s.io/kubernetes/vendor/github.com/aws/aws-sdk-go/internal/shareddefaults",
     importpath = "github.com/aws/aws-sdk-go/internal/shareddefaults",
     visibility = ["//vendor/github.com/aws/aws-sdk-go:__subpackages__"],

vendor/github.com/aws/aws-sdk-go/internal/shareddefaults/ecs_container.go

+package shareddefaults
+
+const (
+	// ECSCredsProviderEnvVar is an environmental variable key used to
+	// determine which path needs to be hit.
+	ECSCredsProviderEnvVar = "AWS_CONTAINER_CREDENTIALS_RELATIVE_URI"
+)
+
+// ECSContainerCredentialsURI is the endpoint to retrieve container
+// credentials. This can be overridden to test to ensure the credential process
+// is behaving correctly.
+var ECSContainerCredentialsURI = "http://169.254.170.2"

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

@@ -3,9 +3,12 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = [
+        "host.go",
+        "host_prefix.go",
         "idempotency.go",
         "jsonvalue.go",
         "payload.go",
+        "timestamp.go",
         "unmarshal.go",
     ],
     importmap = "k8s.io/kubernetes/vendor/github.com/aws/aws-sdk-go/private/protocol",

vendor/github.com/aws/aws-sdk-go/private/protocol/ec2query/unmarshal.go

@@ -27,7 +27,11 @@ func Unmarshal(r *request.Request) {
 		decoder := xml.NewDecoder(r.HTTPResponse.Body)
 		err := xmlutil.UnmarshalXML(r.Data, decoder, "")
 		if err != nil {
-			r.Error = awserr.New("SerializationError", "failed decoding EC2 Query response", err)
+			r.Error = awserr.NewRequestFailure(
+				awserr.New("SerializationError", "failed decoding EC2 Query response", err),
+				r.HTTPResponse.StatusCode,
+				r.RequestID,
+			)
 			return
 		}
 	}
@@ -52,7 +56,11 @@ func UnmarshalError(r *request.Request) {
 	resp := &xmlErrorResponse{}
 	err := xml.NewDecoder(r.HTTPResponse.Body).Decode(resp)
 	if err != nil && err != io.EOF {
-		r.Error = awserr.New("SerializationError", "failed decoding EC2 Query error response", err)
+		r.Error = awserr.NewRequestFailure(
+			awserr.New("SerializationError", "failed decoding EC2 Query error response", err),
+			r.HTTPResponse.StatusCode,
+			r.RequestID,
+		)
 	} else {
 		r.Error = awserr.NewRequestFailure(
 			awserr.New(resp.Code, resp.Message, nil),

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

+package protocol
+
+import (
+	"strings"
+
+	"github.com/aws/aws-sdk-go/aws/request"
+)
+
+// ValidateEndpointHostHandler is a request handler that will validate the
+// request endpoint's hosts is a valid RFC 3986 host.
+var ValidateEndpointHostHandler = request.NamedHandler{
+	Name: "awssdk.protocol.ValidateEndpointHostHandler",
+	Fn: func(r *request.Request) {
+		err := ValidateEndpointHost(r.Operation.Name, r.HTTPRequest.URL.Host)
+		if err != nil {
+			r.Error = err
+		}
+	},
+}
+
+// ValidateEndpointHost validates that the host string passed in is a valid RFC
+// 3986 host. Returns error if the host is not valid.
+func ValidateEndpointHost(opName, host string) error {
+	paramErrs := request.ErrInvalidParams{Context: opName}
+	labels := strings.Split(host, ".")
+
+	for i, label := range labels {
+		if i == len(labels)-1 && len(label) == 0 {
+			// Allow trailing dot for FQDN hosts.
+			continue
+		}
+
+		if !ValidHostLabel(label) {
+			paramErrs.Add(request.NewErrParamFormat(
+				"endpoint host label", "[a-zA-Z0-9-]{1,63}", label))
+		}
+	}
+
+	if len(host) > 255 {
+		paramErrs.Add(request.NewErrParamMaxLen(
+			"endpoint host", 255, host,
+		))
+	}
+
+	if paramErrs.Len() > 0 {
+		return paramErrs
+	}
+	return nil
+}
+
+// ValidHostLabel returns if the label is a valid RFC 3986 host label.
+func ValidHostLabel(label string) bool {
+	if l := len(label); l == 0 || l > 63 {
+		return false
+	}
+	for _, r := range label {
+		switch {
+		case r >= '0' && r <= '9':
+		case r >= 'A' && r <= 'Z':
+		case r >= 'a' && r <= 'z':
+		case r == '-':
+		default:
+			return false
+		}
+	}
+
+	return true
+}

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

+package protocol
+
+import (
+	"strings"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/aws/request"
+)
+
+// HostPrefixHandlerName is the handler name for the host prefix request
+// handler.
+const HostPrefixHandlerName = "awssdk.endpoint.HostPrefixHandler"
+
+// NewHostPrefixHandler constructs a build handler
+func NewHostPrefixHandler(prefix string, labelsFn func() map[string]string) request.NamedHandler {
+	builder := HostPrefixBuilder{
+		Prefix:   prefix,
+		LabelsFn: labelsFn,
+	}
+
+	return request.NamedHandler{
+		Name: HostPrefixHandlerName,
+		Fn:   builder.Build,
+	}
+}
+
+// HostPrefixBuilder provides the request handler to expand and prepend
+// the host prefix into the operation's request endpoint host.
+type HostPrefixBuilder struct {
+	Prefix   string
+	LabelsFn func() map[string]string
+}
+
+// Build updates the passed in Request with the HostPrefix template expanded.
+func (h HostPrefixBuilder) Build(r *request.Request) {
+	if aws.BoolValue(r.Config.DisableEndpointHostPrefix) {
+		return
+	}
+
+	var labels map[string]string
+	if h.LabelsFn != nil {
+		labels = h.LabelsFn()
+	}
+
+	prefix := h.Prefix
+	for name, value := range labels {
+		prefix = strings.Replace(prefix, "{"+name+"}", value, -1)
+	}
+
+	r.HTTPRequest.URL.Host = prefix + r.HTTPRequest.URL.Host
+	if len(r.HTTPRequest.Host) > 0 {
+		r.HTTPRequest.Host = prefix + r.HTTPRequest.Host
+	}
+}

vendor/github.com/aws/aws-sdk-go/private/protocol/json/jsonutil/build.go

@@ -216,7 +216,17 @@ func buildScalar(v reflect.Value, buf *bytes.Buffer, tag reflect.StructTag) erro
 	default:
 		switch converted := value.Interface().(type) {
 		case time.Time:
-			buf.Write(strconv.AppendInt(scratch[:0], converted.UTC().Unix(), 10))
+			format := tag.Get("timestampFormat")
+			if len(format) == 0 {
+				format = protocol.UnixTimeFormatName
+			}
+
+			ts := protocol.FormatTime(format, converted)
+			if format != protocol.UnixTimeFormatName {
+				ts = `"` + ts + `"`
+			}
+
+			buf.WriteString(ts)
 		case []byte:
 			if !value.IsNil() {
 				buf.WriteByte('"')

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

@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"reflect"
 	"time"
 
@@ -17,16 +16,10 @@ import (
 func UnmarshalJSON(v interface{}, stream io.Reader) error {
 	var out interface{}
 
-	b, err := ioutil.ReadAll(stream)
-	if err != nil {
-		return err
-	}
-
-	if len(b) == 0 {
+	err := json.NewDecoder(stream).Decode(&out)
+	if err == io.EOF {
 		return nil
-	}
-
-	if err := json.Unmarshal(b, &out); err != nil {
+	} else if err != nil {
 		return err
 	}
 
@@ -172,9 +165,6 @@ func unmarshalMap(value reflect.Value, data interface{}, tag reflect.StructTag)
 }
 
 func unmarshalScalar(value reflect.Value, data interface{}, tag reflect.StructTag) error {
-	errf := func() error {
-		return fmt.Errorf("unsupported value: %v (%s)", value.Interface(), value.Type())
-	}
 
 	switch d := data.(type) {
 	case nil:
@@ -189,6 +179,17 @@ func unmarshalScalar(value reflect.Value, data interface{}, tag reflect.StructTa
 				return err
 			}
 			value.Set(reflect.ValueOf(b))
+		case *time.Time:
+			format := tag.Get("timestampFormat")
+			if len(format) == 0 {
+				format = protocol.ISO8601TimeFormatName
+			}
+
+			t, err := protocol.ParseTime(format, d)
+			if err != nil {
+				return err
+			}
+			value.Set(reflect.ValueOf(&t))
 		case aws.JSONValue:
 			// No need to use escaping as the value is a non-quoted string.
 			v, err := protocol.DecodeJSONValue(d, protocol.NoEscape)
@@ -197,7 +198,7 @@ func unmarshalScalar(value reflect.Value, data interface{}, tag reflect.StructTa
 			}
 			value.Set(reflect.ValueOf(v))
 		default:
-			return errf()
+			return fmt.Errorf("unsupported value: %v (%s)", value.Interface(), value.Type())
 		}
 	case float64:
 		switch value.Interface().(type) {
@@ -207,17 +208,18 @@ func unmarshalScalar(value reflect.Value, data interface{}, tag reflect.StructTa
 		case *float64:
 			value.Set(reflect.ValueOf(&d))
 		case *time.Time:
+			// Time unmarshaled from a float64 can only be epoch seconds
 			t := time.Unix(int64(d), 0).UTC()
 			value.Set(reflect.ValueOf(&t))
 		default:
-			return errf()
+			return fmt.Errorf("unsupported value: %v (%s)", value.Interface(), value.Type())
 		}
 	case bool:
 		switch value.Interface().(type) {
 		case *bool:
 			value.Set(reflect.ValueOf(&d))
 		default:
-			return errf()
+			return fmt.Errorf("unsupported value: %v (%s)", value.Interface(), value.Type())
 		}
 	default:
 		return fmt.Errorf("unsupported JSON value (%v)", data)