support keyword http-drop-response-trailers in defaults and frontend sections

Signed-off-by: Vincent Gramer <vgramer@haproxy.com>

Author: vgramer

config-parser/section-parsers.go

@@ -106,6 +106,7 @@ func (p *configParser) getDefaultParser() *Parsers {
 	addParser(parser, &sequence, &simple.Option{Name: "log-separate-errors"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-buffer-request"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-drop-request-trailers"})
+	addParser(parser, &sequence, &simple.Option{Name: "http-drop-response-trailers"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-server-close"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-keep-alive"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-pretend-keepalive"})
@@ -494,6 +495,7 @@ func (p *configParser) getFrontendParser() *Parsers {
 	addParser(parser, &sequence, &simple.Option{Name: "httpclose"})
 	addParser(parser, &sequence, &simple.Option{Name: "forceclose"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-buffer-request"})
+	addParser(parser, &sequence, &simple.Option{Name: "http-drop-response-trailers"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-server-close"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-keep-alive"})
 	addParser(parser, &sequence, &simple.Option{Name: "http-use-htx"})
@@ -722,6 +724,7 @@ func (p *configParser) getListenParser() *Parsers {
 		addParser(parser, &sequence, &simple.Option{Name: "httpclose"})
 		addParser(parser, &sequence, &simple.Option{Name: "forceclose"})
 		addParser(parser, &sequence, &simple.Option{Name: "http-buffer-request"})
+		addParser(parser, &sequence, &simple.Option{Name: "http-drop-response-trailers"})
 		addParser(parser, &sequence, &simple.Option{Name: "http-server-close"})
 		addParser(parser, &sequence, &simple.Option{Name: "http-keep-alive"})
 		addParser(parser, &sequence, &simple.Option{Name: "http-pretend-keepalive"})

models/defaults_base.go

@@ -2703,6 +2703,12 @@ definitions:
           - disabled
         type: string
         x-display-name: Drop HTTP Request Trailers
+      http-drop-response-trailers:
+        enum:
+          - enabled
+          - disabled
+        type: string
+        x-display-name: Drop HTTP Response Trailers
       http-use-htx:
         enum:
           - enabled
@@ -3223,6 +3229,12 @@ definitions:
           - disabled
         type: string
         x-display-name: HTTP bufferrequest
+      http-drop-response-trailers:
+        enum:
+          - enabled
+          - disabled
+        type: string
+        x-display-name: Drop HTTP Response Trailers
       http-use-htx:
         enum:
           - enabled

models/defaults_base_compare.go

@@ -132,6 +132,10 @@ defaults_base:
       type: string
       enum: [ enabled, disabled ]
       x-display-name: Drop HTTP Request Trailers
+    http-drop-response-trailers:
+      type: string
+      enum: [ enabled, disabled ]
+      x-display-name: Drop HTTP Response Trailers
     httplog:
       type: boolean
       x-display-name: HTTP Log

models/defaults_base_compare_test.go

@@ -121,6 +121,10 @@ frontend_base:
       x-dependency:
         mode:
           value: http
+    http-drop-response-trailers:
+      type: string
+      enum: [ enabled, disabled ]
+      x-display-name: Drop HTTP Response Trailers
     client_timeout:
       type: integer
       minimum: 0