github/kubernetes
1
0
Fork 0
mirror of https://github.com/k3s-io/kubernetes.git synced 2025-08-11 21:12:07 +00:00
Code Issues Projects Releases Wiki Activity

Deflake services e2e

Browse Source 
Picking a nodePort needs to be more robust than "add one to an existing port
and hope it works".  Now we try all ports in the range if we have to.
This commit is contained in:
Tim Hockin 2015-12-10 13:43:26 -08:00
parent f1f250c6b4
commit ed1f2d75e9
1 changed files with 15 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
test/e2e/service.go
View File

@ -504,15 +504,22 @@ var _ = Describe("Services", func() {
By("hitting the pod through the service's LoadBalancer")
testLoadBalancerReachable(ingress1, 80)
By("changing service " + serviceName + " update NodePort")
nodePort2 := nodePort1 - 1
if !ServiceNodePortRange.Contains(nodePort2) {
//Check for (unlikely) assignment at bottom of range
nodePort2 = nodePort1 + 1
By("changing service " + serviceName + ": update NodePort")
nodePort2 := 0
for i := 1; i < ServiceNodePortRange.Size; i++ {
offs1 := nodePort1 - ServiceNodePortRange.Base
offs2 := (offs1 + i) % ServiceNodePortRange.Size
nodePort2 := ServiceNodePortRange.Base + offs2
service, err = updateService(f.Client, f.Namespace.Name, serviceName, func(s *api.Service) {
s.Spec.Ports[0].NodePort = nodePort2
})
if err != nil && strings.Contains(err.Error(), "provided port is already allocated") {
Logf("nodePort %d is busy, will retry", nodePort2)
continue
}
// Otherwise err was nil or err was a real error
break
}
service, err = updateService(f.Client, f.Namespace.Name, serviceName, func(s *api.Service) {
s.Spec.Ports[0].NodePort = nodePort2
})
Expect(err).NotTo(HaveOccurred())
if service.Spec.Type != api.ServiceTypeLoadBalancer {