Merge pull request #1118 from zjj2wry/limit-rate

feat(#733)Support nginx bandwidth control

controllers/nginx/pkg/config/config.go

@@ -387,6 +387,8 @@ func NewDefault() Configuration {
 			CustomHTTPErrors:     []int{},
 			WhitelistSourceRange: []string{},
 			SkipAccessLogURLs:    []string{},
+			LimitRate:            0,
+			LimitRateAfter:       0,
 		},
 		UpstreamKeepaliveConnections: 0,
 		LimitConnZoneVariable:        defaultLimitConnZoneVariable,

controllers/nginx/pkg/template/template.go

@@ -404,6 +404,18 @@ func buildRateLimit(input interface{}) []string {
 		limits = append(limits, limit)
 	}
 
+	if loc.RateLimit.LimitRateAfter > 0 {
+		limit := fmt.Sprintf("limit_rate_after %vk;",
+			loc.RateLimit.LimitRateAfter)
+		limits = append(limits, limit)
+	}
+
+	if loc.RateLimit.LimitRate > 0 {
+		limit := fmt.Sprintf("limit_rate %vk;",
+			loc.RateLimit.LimitRate)
+		limits = append(limits, limit)
+	}
+
 	return limits
 }