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rebase: update kubernetes to 1.28.3

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update kubernetes dependency to 1.28.3
release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2023-10-19 10:42:48 +02:00
committed by mergify[bot]
parent 1fc9678342
commit 852b829fa9
13 changed files with 207 additions and 138 deletions
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38
vendor/k8s.io/apiserver/pkg/endpoints/filters/authentication.go generated vendored
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@ -29,8 +29,11 @@ import (
"k8s.io/apiserver/pkg/authentication/authenticator"
"k8s.io/apiserver/pkg/authentication/authenticatorfactory"
"k8s.io/apiserver/pkg/authentication/request/headerrequest"
"k8s.io/apiserver/pkg/authentication/user"
"k8s.io/apiserver/pkg/endpoints/handlers/responsewriters"
genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
genericfeatures "k8s.io/apiserver/pkg/features"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/klog/v2"
)
@ -101,6 +104,18 @@ func withAuthentication(handler http.Handler, auth authenticator.Request, failed
)
}
// http2 is an expensive protocol that is prone to abuse,
// see CVE-2023-44487 and CVE-2023-39325 for an example.
// Do not allow unauthenticated clients to keep these
// connections open (i.e. basically degrade them to the
// performance of http1 with keep-alive disabled).
if utilfeature.DefaultFeatureGate.Enabled(genericfeatures.UnauthenticatedHTTP2DOSMitigation) && req.ProtoMajor == 2 && isAnonymousUser(resp.User) {
// limit this connection to just this request,
// and then send a GOAWAY and tear down the TCP connection
// https://github.com/golang/net/commit/97aa3a539ec716117a9d15a4659a911f50d13c3c
w.Header().Set("Connection", "close")
}
req = req.WithContext(genericapirequest.WithUser(req.Context(), resp.User))
handler.ServeHTTP(w, req)
})
@ -108,6 +123,17 @@ func withAuthentication(handler http.Handler, auth authenticator.Request, failed
func Unauthorized(s runtime.NegotiatedSerializer) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
// http2 is an expensive protocol that is prone to abuse,
// see CVE-2023-44487 and CVE-2023-39325 for an example.
// Do not allow unauthenticated clients to keep these
// connections open (i.e. basically degrade them to the
// performance of http1 with keep-alive disabled).
if utilfeature.DefaultFeatureGate.Enabled(genericfeatures.UnauthenticatedHTTP2DOSMitigation) && req.ProtoMajor == 2 {
// limit this connection to just this request,
// and then send a GOAWAY and tear down the TCP connection
// https://github.com/golang/net/commit/97aa3a539ec716117a9d15a4659a911f50d13c3c
w.Header().Set("Connection", "close")
}
ctx := req.Context()
requestInfo, found := genericapirequest.RequestInfoFrom(ctx)
if !found {
@ -127,3 +153,15 @@ func audiencesAreAcceptable(apiAuds, responseAudiences authenticator.Audiences)
return len(apiAuds.Intersect(responseAudiences)) > 0
}
func isAnonymousUser(u user.Info) bool {
if u.GetName() == user.Anonymous {
return true
}
for _, group := range u.GetGroups() {
if group == user.AllUnauthenticated {
return true
}
}
return false
}