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

Allow to use internal node IPs for NodePort services

Browse source
This commit is contained in:
Joris Vergeer 2024-02-27 10:54:04 +01:00 • committed by GitHub
parent 73769af0fe
commit c1ef742977
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
31 changed files with 813 additions and 51 deletions
Download patch file Download diff file Expand all files Collapse all files

28
pkg/provider/kubernetes/crd/kubernetes_udp.go
View file

@ -131,6 +131,34 @@ func (p *Provider) loadUDPServers(client Client, namespace string, svc traefikv1
}
var servers []dynamic.UDPServer
if service.Spec.Type == corev1.ServiceTypeNodePort && svc.NodePortLB {
nodes, nodesExists, nodesErr := client.GetNodes()
if nodesErr != nil {
return nil, nodesErr
}
if !nodesExists || len(nodes) == 0 {
return nil, fmt.Errorf("nodes not found for NodePort service %s/%s", svc.Namespace, svc.Name)
}
for _, node := range nodes {
for _, addr := range node.Status.Addresses {
if addr.Type == corev1.NodeInternalIP {
servers = append(servers, dynamic.UDPServer{
Address: net.JoinHostPort(addr.Address, strconv.Itoa(int(svcPort.NodePort))),
})
}
}
}
if len(servers) == 0 {
return nil, fmt.Errorf("no servers were generated for service %s/%s", svc.Namespace, svc.Name)
}
return servers, nil
}
if service.Spec.Type == corev1.ServiceTypeExternalName {
servers = append(servers, dynamic.UDPServer{
Address: net.JoinHostPort(service.Spec.ExternalName, strconv.Itoa(int(svcPort.Port))),