update enforcing consecutive 5xx type to pointer type (#14592)

* update enforcing condecutive 5xx type to pointer type

* update test

api/config_entry.go

@@ -200,7 +200,7 @@ type PassiveHealthCheck struct {
 	// EnforcingConsecutive5xx is the % chance that a host will be actually ejected
 	// when an outlier status is detected through consecutive 5xx.
 	// This setting can be used to disable ejection or to ramp it up slowly.
-	EnforcingConsecutive5xx uint32 `json:",omitempty" alias:"enforcing_consecutive_5xx"`
+	EnforcingConsecutive5xx *uint32 `json:",omitempty" alias:"enforcing_consecutive_5xx"`
 }
 
 // UpstreamLimits describes the limits that are associated with a specific

api/config_entry_test.go

@@ -452,7 +452,8 @@ func TestDecodeConfigEntry(t *testing.T) {
 							"Name": "redis",
 							"PassiveHealthCheck": {
 								"MaxFailures": 3,
-								"Interval": "2s"
+								"Interval": "2s",
+								"EnforcingConsecutive5xx": 60
 							}
 						},
 						{
@@ -504,6 +505,7 @@ func TestDecodeConfigEntry(t *testing.T) {
 							PassiveHealthCheck: &PassiveHealthCheck{
 								MaxFailures:             3,
 								Interval:                2 * time.Second,
+								EnforcingConsecutive5xx: uint32Pointer(60),
 							},
 						},
 						{
@@ -1381,3 +1383,7 @@ func TestDecodeConfigEntry(t *testing.T) {
 func intPointer(v int) *int {
 	return &v
 }
+
+func uint32Pointer(v uint32) *uint32 {
+	return &v
+}