Disable features not availables in some platforms

internal/ingress/controller/config/config.go

@@ -335,7 +335,7 @@ type Configuration struct {
 
 	// Enables or disables the use of the NGINX Brotli Module for compression
 	// https://github.com/google/ngx_brotli
-	UseBrotli bool `json:"use-brotli,omitempty"`
+	EnableBrotli bool `json:"enable-brotli,omitempty"`
 
 	// Brotli Compression Level that will be used
 	BrotliLevel int `json:"brotli-level,omitempty"`
@@ -476,7 +476,7 @@ func NewDefault() Configuration {
 		SSLSessionCacheSize:        sslSessionCacheSize,
 		SSLSessionTickets:          true,
 		SSLSessionTimeout:          sslSessionTimeout,
-		UseBrotli:                  true,
+		EnableBrotli:               true,
 		UseGzip:                    true,
 		WorkerProcesses:            strconv.Itoa(runtime.NumCPU()),
 		WorkerShutdownTimeout:      "10s",

internal/ingress/controller/nginx.go

@@ -25,6 +25,7 @@ import (
 	"net"
 	"os"
 	"os/exec"
+	"runtime"
 	"strconv"
 	"strings"
 	"sync"
@@ -598,6 +599,15 @@ func (n *NGINXController) OnUpdate(ingressCfg ingress.Configuration) error {
 
 	cfg.SSLDHParam = sslDHParam
 
+	// disable features are not available in some platforms
+	switch runtime.GOARCH {
+	case "arm", "arm64", "ppc64le":
+		cfg.EnableModsecurity = false
+	case "s390x":
+		cfg.EnableModsecurity = false
+		cfg.EnableBrotli = false
+	}
+
 	tc := ngx_config.TemplateConfig{
 		ProxySetHeaders:         setHeaders,
 		AddHeaders:              addHeaders,