@@ -82,1 +82,4 @@
 
+func (c *configMock) KludgeProfiles() map[string][]KludgeParams {
+	var params map[string][]KludgeParams
+	return params

@@ -335,0 +334,4 @@
+	var profile []KludgeParams
+	profiles := h.cfg.KludgeProfiles()
+	for s := range profiles {
+		if strings.Contains(r.UserAgent(), s) {

@@ -335,0 +340,4 @@
+	}
+	defBypass := h.cfg.BypassContentEncodingInChunks()
+
+	if !chunkedEncoding && !defBypass && (profile == nil || (profile != nil && profile[1].IsSet && defBypass != profile[1].Value)) {

@@ -460,0 +474,4 @@
+		}
+	}
+
+	println("here", profile)

@@ -37,3 +37,4 @@
 		ResolveZoneList() []string
 		IsResolveListAllow() bool
 		BypassContentEncodingInChunks() bool
+		KludgeProfiles() map[string][]KludgeParams

@@ -29,3 +29,3 @@
 	)
 
-	if err := p.NewDecoder(tee).Decode(cors); err != nil {
+	if err := p.NewDecoder(tee, "").Decode(cors); err != nil {

@@ -188,3 +188,3 @@
 
 func (h *handlerMock) HeadObjectHandler(http.ResponseWriter, *http.Request) {
-	//TODO implement me
+	// TODO implement me

@@ -458,2 +467,3 @@
 	s.mu.RLock()
-	if s.defaultXMLNS {
+	var profile []handler.KludgeParams
+	profiles := s.KludgeProfiles()

@@ -460,3 +479,4 @@
+	if s.defaultXMLNS && (profile == nil || (profile != nil && profile[0].IsSet && profile[0].Value)) {
 		dec.DefaultSpace = awsDefaultNamespace
 	}
 	s.mu.RUnlock()

@@ -563,6 +564,34 @@ func fetchDefaultCopiesNumbers(l *zap.Logger, v *viper.Viper) []uint32 {
 	return result
 }
 
+func fetchKludgeProfiles(v *viper.Viper) map[string][]handler.KludgeParams {

@@ -189,0 +189,4 @@
+# Kludge profiles
+S3_GW_KLUDGE_PROFILE_1_USER_AGENT=aws-cli
+S3_GW_KLUDGE_PROFILE_1_USE_DEFAULT_XMLNS=true
+S3_GW_KLUDGE_PROFILE_1_BYPASS_CONTENT_ENCODING_CHECK_IN_CHUNKS=true

@@ -59,6 +59,11 @@ type (
 
 type RetryStrategy string
 
+type KludgeParams struct {

@@ -399,0 +407,4 @@
+		}
+	}
+
+	return s.bypassContentEncodingInChunks || (profile != nil && profile.BypassContentEncodingCheckInChunks)

@@ -399,0 +410,4 @@
+	return s.bypassContentEncodingInChunks || (profile != nil && profile.BypassContentEncodingCheckInChunks)
+}
+
+func (s *appSettings) KludgeProfiles() map[string]*KludgeParams {

@@ -460,0 +484,4 @@
+		}
+	}
+
+	if s.defaultXMLNS || (profile != nil && profile.UseDefaultXMLNS) {

@@ -398,0 +404,4 @@
+	for p := range profiles {
+		if strings.Contains(agent, p) {
+			profile = profiles[p]
+			break

@@ -566,0 +587,4 @@
+		}
+
+		if v.IsSet(key + "bypass_content_encoding_check_in_chunks") {
+			kludgeParam.BypassContentEncodingCheckInChunks = v.GetBool(key + "bypass_content_encoding_check_in_chunks")

@@ -639,6 +645,7 @@ kludge:
 | `use_default_xmlns`                       | `bool`     | yes           | `false`       | Enable using default xml namespace `http://s3.amazonaws.com/doc/2006-03-01/` when parse xml bodies.                                                                                              |
 | `bypass_content_encoding_check_in_chunks` | `bool`     | yes           | `false`       | Use this flag to be able to use [chunked upload approach](https://docs.aws.amazon.com/AmazonS3/latest/API/sigv4-streaming.html) without having `aws-chunked` value in `Content-Encoding` header. |
 | `default_namespaces`                      | `[]string` | yes           | `["","root"]` | Namespaces that should be handled as default.                                                                                                                                                    |
+| `profile.user_agent`                      | `string`   | yes           |               | Request UserAgent value.                                                                                                                                                                         |

@@ -643,0 +661,4 @@
+
+| Parameter                                 | Type     | SIGHUP reload | Default value | Description                                                                                                                                                                                      |
+|-------------------------------------------|----------|---------------|---------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| `user_agent`                              | `string` | yes           |               | Profile user agent.                                                                                                                                                                              |