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trigger update event when service ipFamilies changes.

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Signed-off-by: DingShujie <dingshujie@huawei.com>
This commit is contained in:
DingShujie 2023-03-13 10:25:56 +08:00 committed by DingShujie
parent 3c6e419cc3
commit 8cbe9fe543
2 changed files with 83 additions and 0 deletions
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9
staging/src/k8s.io/cloud-provider/controllers/service/controller.go
View File

@ -582,6 +582,15 @@ func (c *Controller) needsUpdate(oldService *v1.Service, newService *v1.Service)
return true
}
// User can upgrade (add another clusterIP or ipFamily) or can downgrade (remove secondary clusterIP or ipFamily),
// but CAN NOT change primary/secondary clusterIP || ipFamily UNLESS they are changing from/to/ON ExternalName
// so not care about order, only need check the length.
if len(oldService.Spec.IPFamilies) != len(newService.Spec.IPFamilies) {
c.eventRecorder.Eventf(newService, v1.EventTypeNormal, "IPFamilies", "Count: %v -> %v",
len(oldService.Spec.IPFamilies), len(newService.Spec.IPFamilies))
return true
}
return false
}

74
staging/src/k8s.io/cloud-provider/controllers/service/controller_test.go
View File

@ -1633,6 +1633,80 @@ func TestNeedsUpdate(t *testing.T) {
},
expectedNeedsUpdate: true,
},
{
testName: "If service IPFamilies from single stack to dual stack",
updateFn: func() {
protocol := "http"
oldSvc = &v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "tcp-service",
Namespace: "default",
},
Spec: v1.ServiceSpec{
Ports: []v1.ServicePort{{
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.Parse("22"),
AppProtocol: &protocol,
}},
IPFamilies: []v1.IPFamily{v1.IPv4Protocol},
Type: v1.ServiceTypeLoadBalancer,
},
}
newSvc = oldSvc.DeepCopy()
newSvc.Spec.IPFamilies = []v1.IPFamily{v1.IPv4Protocol, v1.IPv6Protocol}
},
expectedNeedsUpdate: true,
},
{
testName: "If service IPFamilies from dual stack to single stack",
updateFn: func() {
protocol := "http"
oldSvc = &v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "tcp-service",
Namespace: "default",
},
Spec: v1.ServiceSpec{
Ports: []v1.ServicePort{{
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.Parse("22"),
AppProtocol: &protocol,
}},
IPFamilies: []v1.IPFamily{v1.IPv4Protocol, v1.IPv6Protocol},
Type: v1.ServiceTypeLoadBalancer,
},
}
newSvc = oldSvc.DeepCopy()
newSvc.Spec.IPFamilies = []v1.IPFamily{v1.IPv4Protocol}
},
expectedNeedsUpdate: true,
},
{
testName: "If service IPFamilies not change",
updateFn: func() {
protocol := "http"
oldSvc = &v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "tcp-service",
Namespace: "default",
},
Spec: v1.ServiceSpec{
Ports: []v1.ServicePort{{
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.Parse("22"),
AppProtocol: &protocol,
}},
IPFamilies: []v1.IPFamily{v1.IPv4Protocol},
Type: v1.ServiceTypeLoadBalancer,
},
}
newSvc = oldSvc.DeepCopy()
},
expectedNeedsUpdate: false,
},
}
controller, _, _ := newController()