Vendor aws-sdk-go (dep ensure) (#178)

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

@@ -0,0 +1,54 @@
+package glacier
+
+import (
+	"encoding/hex"
+	"reflect"
+
+	"github.com/aws/aws-sdk-go/aws/awsutil"
+	"github.com/aws/aws-sdk-go/aws/request"
+)
+
+var (
+	defaultAccountID = "-"
+)
+
+func init() {
+	initRequest = func(r *request.Request) {
+		r.Handlers.Validate.PushFront(addAccountID)
+		r.Handlers.Validate.PushFront(copyParams) // this happens first
+		r.Handlers.Build.PushBack(addChecksum)
+		r.Handlers.Build.PushBack(addAPIVersion)
+	}
+}
+
+func copyParams(r *request.Request) {
+	r.Params = awsutil.CopyOf(r.Params)
+}
+
+func addAccountID(r *request.Request) {
+	if !r.ParamsFilled() {
+		return
+	}
+
+	v := reflect.Indirect(reflect.ValueOf(r.Params))
+	if f := v.FieldByName("AccountId"); f.IsNil() {
+		f.Set(reflect.ValueOf(&defaultAccountID))
+	}
+}
+
+func addChecksum(r *request.Request) {
+	if r.Body == nil || r.HTTPRequest.Header.Get("X-Amz-Sha256-Tree-Hash") != "" {
+		return
+	}
+
+	h := ComputeHashes(r.Body)
+	hstr := hex.EncodeToString(h.TreeHash)
+	r.HTTPRequest.Header.Set("X-Amz-Sha256-Tree-Hash", hstr)
+
+	hLstr := hex.EncodeToString(h.LinearHash)
+	r.HTTPRequest.Header.Set("X-Amz-Content-Sha256", hLstr)
+}
+
+func addAPIVersion(r *request.Request) {
+	r.HTTPRequest.Header.Set("X-Amz-Glacier-Version", r.ClientInfo.APIVersion)
+}