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Support ResponseHeaderModifier filter

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Kevin Pollet 2024-08-12 11:34:04 +02:00 • committed by GitHub
parent 78079377e8
commit 12a37346a4
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GPG key ID: B5690EEEBB952194
12 changed files with 419 additions and 67 deletions
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27
pkg/provider/kubernetes/gateway/httproute.go
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@ -316,6 +316,9 @@ func (p *Provider) loadMiddlewares(conf *dynamic.Configuration, namespace, route
case gatev1.HTTPRouteFilterRequestHeaderModifier:
middlewares[name] = createRequestHeaderModifier(filter.RequestHeaderModifier)
case gatev1.HTTPRouteFilterResponseHeaderModifier:
middlewares[name] = createResponseHeaderModifier(filter.ResponseHeaderModifier)
case gatev1.HTTPRouteFilterExtensionRef:
name, middleware, err := p.loadHTTPRouteFilterExtensionRef(namespace, filter.ExtensionRef)
if err != nil {
@ -599,7 +602,29 @@ func createRequestHeaderModifier(filter *gatev1.HTTPHeaderFilter) *dynamic.Middl
}
return &dynamic.Middleware{
RequestHeaderModifier: &dynamic.RequestHeaderModifier{
RequestHeaderModifier: &dynamic.HeaderModifier{
Set: sets,
Add: adds,
Remove: filter.Remove,
},
}
}
// createResponseHeaderModifier does not enforce/check the configuration,
// as the spec indicates that either the webhook or CEL (since v1.0 GA Release) should enforce that.
func createResponseHeaderModifier(filter *gatev1.HTTPHeaderFilter) *dynamic.Middleware {
sets := map[string]string{}
for _, header := range filter.Set {
sets[string(header.Name)] = header.Value
}
adds := map[string]string{}
for _, header := range filter.Add {
adds[string(header.Name)] = header.Value
}
return &dynamic.Middleware{
ResponseHeaderModifier: &dynamic.HeaderModifier{
Set: sets,
Add: adds,
Remove: filter.Remove,