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Avoid flapping of multiple Ingress definitions

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This commit is contained in:
Rene Treffer 2018-10-05 18:36:03 +02:00 • committed by Traefiker Bot
parent a9deeb321b
commit 157580c232
3 changed files with 163 additions and 23 deletions
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49
provider/kubernetes/kubernetes.go
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@ -258,7 +258,10 @@ func (p *Provider) loadIngresses(k8sClient Client) (*types.Configuration, error)
continue
}
if _, exists := templateObjects.Frontends[baseName]; !exists {
var frontend *types.Frontend
if fe, exists := templateObjects.Frontends[baseName]; exists {
frontend = fe
} else {
auth, err := getAuthConfig(i, k8sClient)
if err != nil {
log.Errorf("Failed to retrieve auth configuration for ingress %s/%s: %s", i.Namespace, i.Name, err)
@ -269,7 +272,7 @@ func (p *Provider) loadIngresses(k8sClient Client) (*types.Configuration, error)
passTLSCert := getBoolValue(i.Annotations, annotationKubernetesPassTLSCert, p.EnablePassTLSCert)
entryPoints := getSliceStringValue(i.Annotations, annotationKubernetesFrontendEntryPoints)
templateObjects.Frontends[baseName] = &types.Frontend{
frontend = &types.Frontend{
Backend: baseName,
PassHostHeader: passHostHeader,
PassTLSCert: passTLSCert,
@ -285,26 +288,6 @@ func (p *Provider) loadIngresses(k8sClient Client) (*types.Configuration, error)
}
}
if len(r.Host) > 0 {
if _, exists := templateObjects.Frontends[baseName].Routes[r.Host]; !exists {
templateObjects.Frontends[baseName].Routes[r.Host] = types.Route{
Rule: getRuleForHost(r.Host),
}
}
}
rule, err := getRuleForPath(pa, i)
if err != nil {
log.Errorf("Failed to get rule for ingress %s/%s: %s", i.Namespace, i.Name, err)
delete(templateObjects.Frontends, baseName)
continue
}
if rule != "" {
templateObjects.Frontends[baseName].Routes[pa.Path] = types.Route{
Rule: rule,
}
}
service, exists, err := k8sClient.GetService(i.Namespace, pa.Backend.ServiceName)
if err != nil {
log.Errorf("Error while retrieving service information from k8s API %s/%s: %v", i.Namespace, pa.Backend.ServiceName, err)
@ -313,10 +296,30 @@ func (p *Provider) loadIngresses(k8sClient Client) (*types.Configuration, error)
if !exists {
log.Errorf("Service not found for %s/%s", i.Namespace, pa.Backend.ServiceName)
delete(templateObjects.Frontends, baseName)
continue
}
rule, err := getRuleForPath(pa, i)
if err != nil {
log.Errorf("Failed to get rule for ingress %s/%s: %s", i.Namespace, i.Name, err)
continue
}
if rule != "" {
frontend.Routes[pa.Path] = types.Route{
Rule: rule,
}
}
if len(r.Host) > 0 {
if _, exists := frontend.Routes[r.Host]; !exists {
frontend.Routes[r.Host] = types.Route{
Rule: getRuleForHost(r.Host),
}
}
}
templateObjects.Frontends[baseName] = frontend
templateObjects.Backends[baseName].CircuitBreaker = getCircuitBreaker(service)
templateObjects.Backends[baseName].LoadBalancer = getLoadBalancer(service)
templateObjects.Backends[baseName].MaxConn = getMaxConn(service)