mirror of
https://github.com/kubernetes/client-go.git
synced 2025-10-22 06:26:40 +00:00
117 lines
2.8 KiB
Go
117 lines
2.8 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package openstack
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import (
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"math/rand"
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"net/http"
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"testing"
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"time"
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)
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// testTokenGetter is a simple random token getter.
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type testTokenGetter struct{}
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const LetterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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func RandStringBytes(n int) string {
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b := make([]byte, n)
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for i := range b {
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b[i] = LetterBytes[rand.Intn(len(LetterBytes))]
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}
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return string(b)
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}
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func (*testTokenGetter) Token() (string, error) {
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return RandStringBytes(32), nil
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}
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// testRoundTripper is mocked roundtripper which responds with unauthorized when
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// there is no authorization header, otherwise returns status ok.
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type testRoundTripper struct{}
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func (trt *testRoundTripper) RoundTrip(req *http.Request) (*http.Response, error) {
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authHeader := req.Header.Get("Authorization")
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if authHeader == "" || authHeader == "Bearer " {
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return &http.Response{
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StatusCode: http.StatusUnauthorized,
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}, nil
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}
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return &http.Response{StatusCode: http.StatusOK}, nil
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}
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func TestOpenstackAuthProvider(t *testing.T) {
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trt := &tokenRoundTripper{
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RoundTripper: &testRoundTripper{},
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}
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tests := []struct {
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name string
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ttl time.Duration
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interval time.Duration
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same bool
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}{
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{
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name: "normal",
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ttl: 2 * time.Second,
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interval: 1 * time.Second,
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same: true,
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},
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{
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name: "expire",
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ttl: 1 * time.Second,
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interval: 2 * time.Second,
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same: false,
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},
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}
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for _, test := range tests {
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trt.tokenGetter = &cachedGetter{
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tokenGetter: &testTokenGetter{},
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ttl: test.ttl,
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}
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req, err := http.NewRequest(http.MethodPost, "https://test-api-server.com", nil)
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if err != nil {
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t.Errorf("failed to new request: %s", err)
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}
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trt.RoundTrip(req)
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header := req.Header.Get("Authorization")
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if header == "" {
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t.Errorf("expect to see token in header, but is absent")
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}
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time.Sleep(test.interval)
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req, err = http.NewRequest(http.MethodPost, "https://test-api-server.com", nil)
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if err != nil {
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t.Errorf("failed to new request: %s", err)
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}
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trt.RoundTrip(req)
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newHeader := req.Header.Get("Authorization")
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if newHeader == "" {
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t.Errorf("expect to see token in header, but is absent")
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}
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same := newHeader == header
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if same != test.same {
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t.Errorf("expect to get %t when compare header, but saw %t", test.same, same)
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}
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}
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}
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