DevFW-CICD/ingress-nginx-helm
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Introduce an upstream-hash-by annotation to support consistent hashing by nginx variable or text

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This commit is contained in:
Lourens Naudé 2017-09-30 22:29:16 +01:00
parent 7ffa0ae265
commit d607cf6dd7
13 changed files with 166 additions and 0 deletions
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25
pkg/ingress/controller/annotations_test.go
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@ -37,6 +37,7 @@ const (
annotationAffinityType = "ingress.kubernetes.io/affinity"
annotationAffinityCookieName = "ingress.kubernetes.io/session-cookie-name"
annotationAffinityCookieHash = "ingress.kubernetes.io/session-cookie-hash"
annotationUpstreamHashBy = "ingress.kubernetes.io/upstream-hash-by"
)
type mockCfg struct {
@ -233,6 +234,30 @@ func TestSSLPassthrough(t *testing.T) {
}
}
func TestUpstreamHashBy(t *testing.T) {
ec := newAnnotationExtractor(mockCfg{})
ing := buildIngress()
fooAnns := []struct {
annotations map[string]string
er string
}{
{map[string]string{annotationUpstreamHashBy: "$request_uri"}, "$request_uri"},
{map[string]string{annotationUpstreamHashBy: "false"}, "false"},
{map[string]string{annotationUpstreamHashBy + "_no": "true"}, ""},
{map[string]string{}, ""},
{nil, ""},
}
for _, foo := range fooAnns {
ing.SetAnnotations(foo.annotations)
r := ec.UpstreamHashBy(ing)
if r != foo.er {
t.Errorf("Returned %v but expected %v", r, foo.er)
}
}
}
func TestAffinitySession(t *testing.T) {
ec := newAnnotationExtractor(mockCfg{})
ing := buildIngress()