MINOR: global: add stats-file option

Author: mjuraga

config-parser/section-parsers.go

@@ -375,6 +375,7 @@ func (p *configParser) getGlobalParser() *Parsers { //nolint: maintidx
 	addParser(parser, &sequence, &parsers.LogSendHostName{})
 	addParser(parser, &sequence, &parsers.LuaPrependPath{})
 	addParser(parser, &sequence, &parsers.LuaLoad{})
+	addParser(parser, &sequence, &simple.Word{Name: "stats-file"})
 	addParser(parser, &sequence, &simple.Word{Name: "server-state-file"})
 	addParser(parser, &sequence, &simple.Word{Name: "server-state-base"})
 	addParser(parser, &sequence, &parsers.SslEngine{})

configuration/global.go

@@ -2358,6 +2358,12 @@ func ParseGlobalSection(p parser.Parser) (*models.Global, error) { //nolint:goco
 	}
 	global.SslOptions = sslOptions
 
+	statsFile, err := parseStringOption(p, "stats-file")
+	if err != nil {
+		return nil, err
+	}
+	global.StatsFile = statsFile
+
 	statsMaxconn, err := parseInt64POption(p, "stats maxconn")
 	if err != nil {
 		return nil, err
@@ -3147,6 +3153,10 @@ func SerializeGlobalSection(p parser.Parser, data *models.Global, opt *options.C
 		return err
 	}
 
+	if err := serializeStringOption(p, "stats-file", data.StatsFile); err != nil {
+		return err
+	}
+
 	if err := serializeInt64POption(p, "stats maxconn", data.StatsMaxconn); err != nil {
 		return err
 	}

models/global_base.go

@@ -2171,6 +2171,8 @@ definitions:
         x-omitempty: true
       ssl_options:
         $ref: '#/definitions/ssl_options'
+      stats_file:
+        type: string
       stats_maxconn:
         type: integer
         x-display-name: Stats maxconn

models/global_base_compare.go

@@ -118,6 +118,8 @@ global_base:
       type: integer
       x-nullable: true
       x-display-name: Stats maxconn
+    stats_file:
+      type: string
     thread_group_lines:
       type: array
       x-omitempty: true

models/global_base_compare_test.go

@@ -184,6 +184,7 @@ global
   ssl-default-server-options ssl-min-ver TLSv1.1 no-tls-tickets
   thread-groups 1
   thread-group first 1-16
+  stats-file /var/haproxy/my-stats
   stats maxconn 20
   ssl-load-extra-files bundle
   deviceatlas-json-file atlas.json

specification/build/haproxy_spec.yaml

@@ -248,6 +248,7 @@
         "quiet": true,
         "set_dumpable": true,
         "setcap": "cap_net_raw,cap_net_bind_service",
+        "stats_file": "/var/haproxy/my-stats",
         "stats_maxconn": 20,
         "strict_limits": true,
         "thread_groups": 1,