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Merge pull request #99237 from tkashem/audit-correlation

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Use the audit ID of a request for better correlation
This commit is contained in:
Kubernetes Prow Robot 2021-04-13 06:00:50 -07:00 committed by GitHub
commit 46563b0abe
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16 changed files with 440 additions and 61 deletions
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18
staging/src/k8s.io/apiserver/pkg/audit/request.go
View File

@ -23,9 +23,6 @@ import (
"reflect"
"time"
"github.com/google/uuid"
"k8s.io/klog/v2"
authnv1 "k8s.io/api/authentication/v1"
"k8s.io/apimachinery/pkg/api/meta"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@ -36,6 +33,10 @@ import (
auditinternal "k8s.io/apiserver/pkg/apis/audit"
"k8s.io/apiserver/pkg/authentication/user"
"k8s.io/apiserver/pkg/authorization/authorizer"
"k8s.io/apiserver/pkg/endpoints/request"
"k8s.io/klog/v2"
"github.com/google/uuid"
)
const (
@ -52,14 +53,11 @@ func NewEventFromRequest(req *http.Request, requestReceivedTimestamp time.Time,
Level: level,
}
// prefer the id from the headers. If not available, create a new one.
// TODO(audit): do we want to forbid the header for non-front-proxy users?
ids := req.Header.Get(auditinternal.HeaderAuditID)
if ids != "" {
ev.AuditID = types.UID(ids)
} else {
ev.AuditID = types.UID(uuid.New().String())
auditID, found := request.AuditIDFrom(req.Context())
if !found {
auditID = types.UID(uuid.New().String())
}
ev.AuditID = auditID
ips := utilnet.SourceIPs(req)
ev.SourceIPs = make([]string, len(ips))

12
staging/src/k8s.io/apiserver/pkg/endpoints/filters/audit.go
View File

@ -195,10 +195,6 @@ type auditResponseWriter struct {
omitStages []auditinternal.Stage
}
func (a *auditResponseWriter) setHttpHeader() {
a.ResponseWriter.Header().Set(auditinternal.HeaderAuditID, string(a.event.AuditID))
}
func (a *auditResponseWriter) processCode(code int) {
a.once.Do(func() {
if a.event.ResponseStatus == nil {
@ -216,13 +212,11 @@ func (a *auditResponseWriter) processCode(code int) {
func (a *auditResponseWriter) Write(bs []byte) (int, error) {
// the Go library calls WriteHeader internally if no code was written yet. But this will go unnoticed for us
a.processCode(http.StatusOK)
a.setHttpHeader()
return a.ResponseWriter.Write(bs)
}
func (a *auditResponseWriter) WriteHeader(code int) {
a.processCode(code)
a.setHttpHeader()
a.ResponseWriter.WriteHeader(code)
}
@ -245,12 +239,6 @@ func (f *fancyResponseWriterDelegator) Hijack() (net.Conn, *bufio.ReadWriter, er
// fake a response status before protocol switch happens
f.processCode(http.StatusSwitchingProtocols)
// This will be ignored if WriteHeader() function has already been called.
// It's not guaranteed Audit-ID http header is sent for all requests.
// For example, when user run "kubectl exec", apiserver uses a proxy handler
// to deal with the request, users can only get http headers returned by kubelet node.
f.setHttpHeader()
return f.ResponseWriter.(http.Hijacker).Hijack()
}

79
staging/src/k8s.io/apiserver/pkg/endpoints/filters/audit_test.go
View File

@ -673,6 +673,7 @@ func TestAudit(t *testing.T) {
// simplified long-running check
return ri.Verb == "watch"
})
handler = WithAuditID(handler)
req, _ := http.NewRequest(test.verb, test.path, nil)
req = withTestContext(req, &user.DefaultInfo{Name: "admin"}, nil)
@ -772,16 +773,20 @@ func TestAuditIDHttpHeader(t *testing.T) {
expectedHeader bool
}{
{
"no http header when there is no audit",
// we always want an audit ID since it can appear in logging/tracing and it is propagated
// to the aggregated apiserver(s) to improve correlation.
"http header when there is no audit",
"",
auditinternal.LevelNone,
false,
true,
},
{
"no http header when there is no audit even the request header specified",
// we always want an audit ID since it can appear in logging/tracing and it is propagated
// to the aggregated apiserver(s) to improve correlation.
"http header when there is no audit even the request header specified",
uuid.New().String(),
auditinternal.LevelNone,
false,
true,
},
{
"server generated header",
@ -796,38 +801,42 @@ func TestAuditIDHttpHeader(t *testing.T) {
true,
},
} {
sink := &fakeAuditSink{}
var handler http.Handler
handler = http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(200)
t.Run(test.desc, func(t *testing.T) {
sink := &fakeAuditSink{}
var handler http.Handler
handler = http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(200)
})
policyChecker := policy.FakeChecker(test.level, nil)
handler = WithAudit(handler, sink, policyChecker, nil)
handler = WithAuditID(handler)
req, _ := http.NewRequest("GET", "/api/v1/namespaces/default/pods", nil)
req.RemoteAddr = "127.0.0.1"
req = withTestContext(req, &user.DefaultInfo{Name: "admin"}, nil)
if test.requestHeader != "" {
req.Header.Add("Audit-ID", test.requestHeader)
}
w := httptest.NewRecorder()
handler.ServeHTTP(w, req)
resp := w.Result()
if test.expectedHeader {
if resp.Header.Get("Audit-ID") == "" {
t.Errorf("[%s] expected Audit-ID http header returned, but not returned", test.desc)
return
}
// if get Audit-ID returned, it should be the same with the requested one
if test.requestHeader != "" && resp.Header.Get("Audit-ID") != test.requestHeader {
t.Errorf("[%s] returned audit http header is not the same with the requested http header, expected: %s, get %s", test.desc, test.requestHeader, resp.Header.Get("Audit-ID"))
}
} else {
if resp.Header.Get("Audit-ID") != "" {
t.Errorf("[%s] expected no Audit-ID http header returned, but got %s", test.desc, resp.Header.Get("Audit-ID"))
}
}
})
policyChecker := policy.FakeChecker(test.level, nil)
handler = WithAudit(handler, sink, policyChecker, nil)
req, _ := http.NewRequest("GET", "/api/v1/namespaces/default/pods", nil)
req.RemoteAddr = "127.0.0.1"
req = withTestContext(req, &user.DefaultInfo{Name: "admin"}, nil)
if test.requestHeader != "" {
req.Header.Add("Audit-ID", test.requestHeader)
}
w := httptest.NewRecorder()
handler.ServeHTTP(w, req)
resp := w.Result()
if test.expectedHeader {
if resp.Header.Get("Audit-ID") == "" {
t.Errorf("[%s] expected Audit-ID http header returned, but not returned", test.desc)
continue
}
// if get Audit-ID returned, it should be the same with the requested one
if test.requestHeader != "" && resp.Header.Get("Audit-ID") != test.requestHeader {
t.Errorf("[%s] returned audit http header is not the same with the requested http header, expected: %s, get %s", test.desc, test.requestHeader, resp.Header.Get("Audit-ID"))
}
} else {
if resp.Header.Get("Audit-ID") != "" {
t.Errorf("[%s] expected no Audit-ID http header returned, but got %s", test.desc, resp.Header.Get("Audit-ID"))
}
}
}
}

68
staging/src/k8s.io/apiserver/pkg/endpoints/filters/with_auditid.go Normal file
View File

@ -0,0 +1,68 @@
/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package filters
import (
"net/http"
"k8s.io/apimachinery/pkg/types"
auditinternal "k8s.io/apiserver/pkg/apis/audit"
"k8s.io/apiserver/pkg/endpoints/request"
"github.com/google/uuid"
)
// WithAuditID attaches the Audit-ID associated with a request to the context.
//
// a. If the caller does not specify a value for Audit-ID in the request header, we generate a new audit ID
// b. We echo the Audit-ID value to the caller via the response Header 'Audit-ID'.
func WithAuditID(handler http.Handler) http.Handler {
return withAuditID(handler, func() string {
return uuid.New().String()
})
}
func withAuditID(handler http.Handler, newAuditIDFunc func() string) http.Handler {
if newAuditIDFunc == nil {
return handler
}
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
auditID := r.Header.Get(auditinternal.HeaderAuditID)
if len(auditID) == 0 {
auditID = newAuditIDFunc()
}
// Note: we save the user specified value of the Audit-ID header as is, no truncation is performed.
r = r.WithContext(request.WithAuditID(ctx, types.UID(auditID)))
// We echo the Audit-ID in to the response header.
// It's not guaranteed Audit-ID http header is sent for all requests.
// For example, when user run "kubectl exec", apiserver uses a proxy handler
// to deal with the request, users can only get http headers returned by kubelet node.
//
// This filter will also be used by other aggregated api server(s). For an aggregated API
// we don't want to see the same audit ID appearing more than once.
if value := w.Header().Get(auditinternal.HeaderAuditID); len(value) == 0 {
w.Header().Set(auditinternal.HeaderAuditID, auditID)
}
handler.ServeHTTP(w, r)
})
}

113
staging/src/k8s.io/apiserver/pkg/endpoints/filters/with_auditid_test.go Normal file
View File

@ -0,0 +1,113 @@
/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package filters
import (
"fmt"
"net/http"
"net/http/httptest"
"testing"
"github.com/google/uuid"
"k8s.io/apiserver/pkg/endpoints/request"
)
func TestWithAuditID(t *testing.T) {
largeAuditID := fmt.Sprintf("%s-%s", uuid.New().String(), uuid.New().String())
tests := []struct {
name string
newAuditIDFunc func() string
auditIDSpecified string
auditIDExpected string
}{
{
name: "user specifies a value for Audit-ID in the request header",
auditIDSpecified: "foo-bar-baz",
auditIDExpected: "foo-bar-baz",
},
{
name: "user does not specify a value for Audit-ID in the request header",
newAuditIDFunc: func() string {
return "foo-bar-baz"
},
auditIDExpected: "foo-bar-baz",
},
{
name: "the value in Audit-ID request header is too large, should not be truncated",
auditIDSpecified: largeAuditID,
auditIDExpected: largeAuditID,
},
{
name: "the generated Audit-ID is too large, should not be truncated",
newAuditIDFunc: func() string {
return largeAuditID
},
auditIDExpected: largeAuditID,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
const auditKey = "Audit-ID"
var (
innerHandlerCallCount int
auditIDGot string
found bool
)
handler := http.HandlerFunc(func(_ http.ResponseWriter, req *http.Request) {
innerHandlerCallCount++
// does the inner handler see the audit ID?
v, ok := request.AuditIDFrom(req.Context())
found = ok
auditIDGot = string(v)
})
wrapped := WithAuditID(handler)
if test.newAuditIDFunc != nil {
wrapped = withAuditID(handler, test.newAuditIDFunc)
}
testRequest, err := http.NewRequest(http.MethodGet, "/api/v1/namespaces", nil)
if err != nil {
t.Fatalf("failed to create new http request - %v", err)
}
if len(test.auditIDSpecified) > 0 {
testRequest.Header.Set(auditKey, test.auditIDSpecified)
}
w := httptest.NewRecorder()
wrapped.ServeHTTP(w, testRequest)
if innerHandlerCallCount != 1 {
t.Errorf("WithAuditID: expected the inner handler to be invoked once, but was invoked %d times", innerHandlerCallCount)
}
if !found {
t.Error("WithAuditID: expected request.AuditIDFrom to return true, but got false")
}
if test.auditIDExpected != auditIDGot {
t.Errorf("WithAuditID: expected the request context to have: %q, but got=%q", test.auditIDExpected, auditIDGot)
}
auditIDEchoed := w.Header().Get(auditKey)
if test.auditIDExpected != auditIDEchoed {
t.Errorf("WithAuditID: expected Audit-ID response header: %q, but got: %q", test.auditIDExpected, auditIDEchoed)
}
})
}
}

15
staging/src/k8s.io/apiserver/pkg/endpoints/handlers/helpers.go
View File

@ -20,6 +20,7 @@ import (
"net/http"
utilnet "k8s.io/apimachinery/pkg/util/net"
"k8s.io/apiserver/pkg/endpoints/request"
)
const (
@ -73,3 +74,17 @@ func (lazy *lazyAccept) String() string {
return "unknown"
}
// lazyAuditID implements Stringer interface to lazily retrieve
// the audit ID associated with the request.
type lazyAuditID struct {
req *http.Request
}
func (lazy *lazyAuditID) String() string {
if lazy.req != nil {
return request.GetAuditIDTruncated(lazy.req)
}
return "unknown"
}

1
staging/src/k8s.io/apiserver/pkg/endpoints/handlers/trace_util.go
View File

@ -26,6 +26,7 @@ func traceFields(req *http.Request) []utiltrace.Field {
return []utiltrace.Field{
{Key: "url", Value: req.URL.Path},
{Key: "user-agent", Value: &lazyTruncatedUserAgent{req: req}},
{Key: "audit-id", Value: &lazyAuditID{req: req}},
{Key: "client", Value: &lazyClientIP{req: req}},
{Key: "accept", Value: &lazyAccept{req: req}},
{Key: "protocol", Value: req.Proto}}

66
staging/src/k8s.io/apiserver/pkg/endpoints/request/auditid.go Normal file
View File

@ -0,0 +1,66 @@
/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package request
import (
"context"
"net/http"
"k8s.io/apimachinery/pkg/types"
)
type auditIDKeyType int
// auditIDKey is the key to associate the Audit-ID value of a request.
const auditIDKey auditIDKeyType = iota
// WithAuditID returns a copy of the parent context into which the Audit-ID
// associated with the request is set.
//
// If the specified auditID is empty, no value is set and the parent context is returned as is.
func WithAuditID(parent context.Context, auditID types.UID) context.Context {
if auditID == "" {
return parent
}
return WithValue(parent, auditIDKey, auditID)
}
// AuditIDFrom returns the value of the audit ID from the request context.
func AuditIDFrom(ctx context.Context) (types.UID, bool) {
auditID, ok := ctx.Value(auditIDKey).(types.UID)
return auditID, ok
}
// GetAuditIDTruncated returns the audit ID (truncated) associated with a request.
// If the length of the Audit-ID value exceeds the limit, we truncate it to keep
// the first N (maxAuditIDLength) characters.
// This is intended to be used in logging only.
func GetAuditIDTruncated(req *http.Request) string {
auditID, ok := AuditIDFrom(req.Context())
if !ok {
return ""
}
// if the user has specified a very long audit ID then we will use the first N characters
// Note: assuming Audit-ID header is in ASCII
const maxAuditIDLength = 64
if len(auditID) > maxAuditIDLength {
auditID = auditID[0:maxAuditIDLength]
}
return string(auditID)
}

68
staging/src/k8s.io/apiserver/pkg/endpoints/request/auditid_test.go Normal file
View File

@ -0,0 +1,68 @@
/*
Copyright 2021 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package request
import (
"context"
"testing"
"k8s.io/apimachinery/pkg/types"
)
func TestAuditIDFrom(t *testing.T) {
tests := []struct {
name string
auditID string
auditIDExpected string
expected bool
}{
{
name: "empty audit ID",
auditID: "",
auditIDExpected: "",
expected: false,
},
{
name: "non empty audit ID",
auditID: "foo-bar-baz",
auditIDExpected: "foo-bar-baz",
expected: true,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
parent := context.TODO()
ctx := WithAuditID(parent, types.UID(test.auditID))
// for an empty audit ID we don't expect a copy of the parent context.
if len(test.auditID) == 0 && parent != ctx {
t.Error("expected no copy of the parent context with an empty audit ID")
}
value, ok := AuditIDFrom(ctx)
if test.expected != ok {
t.Errorf("expected AuditIDFrom to return: %t, but got: %t", test.expected, ok)
}
auditIDGot := string(value)
if test.auditIDExpected != auditIDGot {
t.Errorf("expected audit ID: %q, but got: %q", test.auditIDExpected, auditIDGot)
}
})
}
}

1
staging/src/k8s.io/apiserver/pkg/server/config.go
View File

@ -768,6 +768,7 @@ func DefaultBuildHandlerChain(apiHandler http.Handler, c *Config) http.Handler {
handler = genericfilters.WithHTTPLogging(handler)
handler = genericapifilters.WithRequestReceivedTimestamp(handler)
handler = genericfilters.WithPanicRecovery(handler, c.RequestInfoResolver)
handler = genericapifilters.WithAuditID(handler)
return handler
}

1
staging/src/k8s.io/apiserver/pkg/server/filters/priority-and-fairness_test.go
View File

@ -854,6 +854,7 @@ func newHandlerChain(t *testing.T, handler http.Handler, filter utilflowcontrol.
handler = apifilters.WithRequestDeadline(handler, nil, nil, longRunningRequestCheck, nil, requestTimeout)
handler = apifilters.WithRequestInfo(handler, requestInfoFactory)
handler = WithPanicRecovery(handler, requestInfoFactory)
handler = apifilters.WithAuditID(handler)
return handler
}

4
staging/src/k8s.io/apiserver/pkg/server/filters/timeout_test.go
View File

@ -263,7 +263,7 @@ func TestErrConnKilled(t *testing.T) {
if strings.Count(capturedOutput, "\n") != 1 {
t.Errorf("unexpected output captured actual = %v", capturedOutput)
}
if !strings.Contains(capturedOutput, `timeout or abort while handling: GET "/"`) {
if !strings.Contains(capturedOutput, `timeout or abort while handling: method=GET URI="/" audit-ID=""`) {
t.Errorf("unexpected output captured actual = %v", capturedOutput)
}
}
@ -353,7 +353,7 @@ func TestErrConnKilledHTTP2(t *testing.T) {
if strings.Count(capturedOutput, "\n") != 1 {
t.Errorf("unexpected output captured actual = %v", capturedOutput)
}
if !strings.Contains(capturedOutput, `timeout or abort while handling: GET "/"`) {
if !strings.Contains(capturedOutput, `timeout or abort while handling: method=GET URI="/" audit-ID=""`) {
t.Errorf("unexpected output captured actual = %v", capturedOutput)
}

4
staging/src/k8s.io/apiserver/pkg/server/filters/wrap.go
View File

@ -51,11 +51,11 @@ func WithPanicRecovery(handler http.Handler, resolver request.RequestInfoResolve
// This call can have different handlers, but the default chain rate limits. Call it after the metrics are updated
// in case the rate limit delays it. If you outrun the rate for this one timed out requests, something has gone
// seriously wrong with your server, but generally having a logging signal for timeouts is useful.
runtime.HandleError(fmt.Errorf("timeout or abort while handling: %v %q", req.Method, req.URL.Path))
runtime.HandleError(fmt.Errorf("timeout or abort while handling: method=%v URI=%q audit-ID=%q", req.Method, req.RequestURI, request.GetAuditIDTruncated(req)))
return
}
http.Error(w, "This request caused apiserver to panic. Look in the logs for details.", http.StatusInternalServerError)
klog.Errorf("apiserver panic'd on %v %v", req.Method, req.RequestURI)
klog.ErrorS(nil, "apiserver panic'd", "method", req.Method, "URI", req.RequestURI, "audit-ID", request.GetAuditIDTruncated(req))
})
}

3
staging/src/k8s.io/apiserver/pkg/server/httplog/httplog.go
View File

@ -168,12 +168,14 @@ func (rl *respLogger) Addf(format string, data ...interface{}) {
func (rl *respLogger) LogArgs() []interface{} {
latency := time.Since(rl.startTime)
auditID := request.GetAuditIDTruncated(rl.req)
if rl.hijacked {
return []interface{}{
"verb", rl.req.Method,
"URI", rl.req.RequestURI,
"latency", latency,
"userAgent", rl.req.UserAgent(),
"audit-ID", auditID,
"srcIP", rl.req.RemoteAddr,
"hijacked", true,
}
@ -183,6 +185,7 @@ func (rl *respLogger) LogArgs() []interface{} {
"URI", rl.req.RequestURI,
"latency", latency,
"userAgent", rl.req.UserAgent(),
"audit-ID", auditID,
"srcIP", rl.req.RemoteAddr,
"resp", rl.status,
}

7
staging/src/k8s.io/kube-aggregator/pkg/apiserver/handler_proxy.go
View File

@ -29,6 +29,7 @@ import (
"k8s.io/apimachinery/pkg/util/httpstream/spdy"
utilnet "k8s.io/apimachinery/pkg/util/net"
"k8s.io/apimachinery/pkg/util/proxy"
auditinternal "k8s.io/apiserver/pkg/apis/audit"
"k8s.io/apiserver/pkg/endpoints/handlers/responsewriters"
endpointmetrics "k8s.io/apiserver/pkg/endpoints/metrics"
genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
@ -201,6 +202,12 @@ func newRequestForProxy(location *url.URL, req *http.Request) (*http.Request, co
newReq.URL = location
newReq.Host = location.Host
// If the original request has an audit ID, let's make sure we propagate this
// to the aggregated server.
if auditID, found := genericapirequest.AuditIDFrom(req.Context()); found {
newReq.Header.Set(auditinternal.HeaderAuditID, string(auditID))
}
return newReq, cancelFn
}

41
staging/src/k8s.io/kube-aggregator/pkg/apiserver/handler_proxy_test.go
View File

@ -36,6 +36,7 @@ import (
"golang.org/x/net/websocket"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/proxy"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/apiserver/pkg/authentication/user"
@ -577,6 +578,46 @@ func TestGetContextForNewRequest(t *testing.T) {
}
func TestNewRequestForProxyWithAuditID(t *testing.T) {
tests := []struct {
name string
auditID string
}{
{
name: "original request has Audit-ID",
auditID: "foo-bar",
},
{
name: "original request does not have Audit-ID",
auditID: "",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
req, err := http.NewRequest(http.MethodGet, "/api/group/version/foos/namespace/foo", nil)
if err != nil {
t.Fatalf("failed to create new http request - %v", err)
}
req = req.WithContext(genericapirequest.WithRequestInfo(req.Context(), &genericapirequest.RequestInfo{Path: req.URL.Path}))
if len(test.auditID) > 0 {
req = req.WithContext(genericapirequest.WithAuditID(req.Context(), types.UID(test.auditID)))
}
newReq, _ := newRequestForProxy(req.URL, req)
if newReq == nil {
t.Fatal("expected a non nil Request object")
}
auditIDGot := newReq.Header.Get("Audit-ID")
if test.auditID != auditIDGot {
t.Errorf("expected an Audit-ID value: %q, but got: %q", test.auditID, auditIDGot)
}
})
}
}
// TestProxyCertReload verifies that the proxy reloading of certificates work
// to be able to test the reloading it starts a server with client auth enabled
// it first uses certs that does not match the client CA so the verification fails - expecting HTTP 503