homelab/traefik
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

[k8s] Ignore Ingresses with empty Endpoint subsets.

Browse source 
We previously fell back to using ClusterIPs. However, the approach can
lead to all kinds of problems since Ingresses rely on being able to talk
to Endpoints directly. For instance, it can break stickiness and
retries.
This commit is contained in:
Timo Reimann 2017-05-15 23:16:35 +02:00
parent b392023c37
commit 9967494996
3 changed files with 72 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

55
provider/kubernetes/kubernetes_test.go
View file

@ -1913,6 +1913,21 @@ func TestMissingResources(t *testing.T) {
},
},
},
{
Host: "missing_endpoint_subsets",
IngressRuleValue: v1beta1.IngressRuleValue{
HTTP: &v1beta1.HTTPIngressRuleValue{
Paths: []v1beta1.HTTPIngressPath{
{
Backend: v1beta1.IngressBackend{
ServiceName: "missing_endpoint_subsets_service",
ServicePort: intstr.FromInt(80),
},
},
},
},
},
},
},
},
}}
@ -1947,6 +1962,21 @@ func TestMissingResources(t *testing.T) {
},
},
},
{
ObjectMeta: v1.ObjectMeta{
Name: "missing_endpoint_subsets_service",
UID: "4",
Namespace: "testing",
},
Spec: v1.ServiceSpec{
ClusterIP: "10.0.0.4",
Ports: []v1.ServicePort{
{
Port: 80,
},
},
},
},
}
endpoints := []*v1.Endpoints{
{
@ -1970,6 +2000,14 @@ func TestMissingResources(t *testing.T) {
},
},
},
{
ObjectMeta: v1.ObjectMeta{
Name: "missing_endpoint_subsets_service",
UID: "4",
Namespace: "testing",
},
Subsets: []v1.EndpointSubset{},
},
}
watchChan := make(chan interface{})
@ -2016,6 +2054,14 @@ func TestMissingResources(t *testing.T) {
Sticky: false,
},
},
"missing_endpoint_subsets": {
Servers: map[string]types.Server{},
CircuitBreaker: nil,
LoadBalancer: &types.LoadBalancer{
Method: "wrr",
Sticky: false,
},
},
},
Frontends: map[string]*types.Frontend{
"fully_working": {
@ -2036,6 +2082,15 @@ func TestMissingResources(t *testing.T) {
},
},
},
"missing_endpoint_subsets": {
Backend: "missing_endpoint_subsets",
PassHostHeader: true,
Routes: map[string]types.Route{
"missing_endpoint_subsets": {
Rule: "Host:missing_endpoint_subsets",
},
},
},
},
}