ContainerImage.Pinniped/test/integration/category_test.go
Monis Khan 73716f1b91
Ignore client-side throttling in kubectl stderr
Signed-off-by: Monis Khan <mok@vmware.com>
2021-04-19 15:52:47 -04:00

134 lines
4.2 KiB
Go

// Copyright 2021 the Pinniped contributors. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
package integration
import (
"bytes"
"os/exec"
"strings"
"sync"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.pinniped.dev/test/library"
)
func runTestKubectlCommand(t *testing.T, args ...string) (string, string) {
t.Helper()
var lock sync.Mutex
var stdOut, stdErr bytes.Buffer
var err error
start := time.Now()
attempts := 0
if !assert.Eventually(t, func() bool {
lock.Lock()
defer lock.Unlock()
attempts++
stdOut.Reset()
stdErr.Reset()
cmd := exec.Command("kubectl", args...)
cmd.Stdout = &stdOut
cmd.Stderr = &stdErr
err = cmd.Run()
return err == nil
},
120*time.Second,
200*time.Millisecond,
) {
lock.Lock()
defer lock.Unlock()
t.Logf(
"never ran %q successfully even after %d attempts (%s)",
"kubectl "+strings.Join(args, " "),
attempts,
time.Since(start).Round(time.Second),
)
t.Logf("last error: %v", err)
t.Logf("stdout:\n%s\n", stdOut.String())
t.Logf("stderr:\n%s\n", stdErr.String())
t.FailNow()
}
return stdOut.String(), stdErr.String()
}
func requireCleanKubectlStderr(t *testing.T, stderr string) {
// Every line must be empty or contain a known, innocuous warning.
for _, line := range strings.Split(stderr, "\n") {
if strings.TrimSpace(line) == "" {
continue
}
if strings.Contains(line, "Throttling request took") {
continue
}
if strings.Contains(line, "due to client-side throttling, not priority and fairness") {
continue
}
require.Failf(t, "unexpected kubectl stderr", "kubectl produced unexpected stderr:\n%s\n\n", stderr)
return
}
}
func TestGetPinnipedCategory(t *testing.T) {
env := library.IntegrationEnv(t)
dotSuffix := "." + env.APIGroupSuffix
t.Run("category, no special params", func(t *testing.T) {
t.Parallel()
stdout, stderr := runTestKubectlCommand(t, "get", "pinniped", "-A")
requireCleanKubectlStderr(t, stderr)
require.NotContains(t, stdout, "MethodNotAllowed")
require.Contains(t, stdout, dotSuffix)
})
t.Run("category, table params", func(t *testing.T) {
t.Parallel()
stdout, stderr := runTestKubectlCommand(t, "get", "pinniped", "-A", "-o", "wide", "-v", "10")
require.NotContains(t, stdout, "MethodNotAllowed")
require.Contains(t, stdout, dotSuffix)
require.Contains(t, stderr, `"kind":"Table"`)
require.Contains(t, stderr, `"resourceVersion":"0"`)
require.Contains(t, stderr, `/v1alpha1/tokencredentialrequests`)
require.Contains(t, stderr, `/v1alpha1/whoamirequests`)
})
t.Run("list, no special params", func(t *testing.T) {
t.Parallel()
stdout, stderr := runTestKubectlCommand(t, "get", "tokencredentialrequests.login.concierge"+dotSuffix, "-A")
require.Empty(t, stdout)
require.NotContains(t, stderr, "MethodNotAllowed")
require.Contains(t, stderr, `No resources found`)
})
t.Run("list, table params", func(t *testing.T) {
t.Parallel()
stdout, stderr := runTestKubectlCommand(t, "get", "tokencredentialrequests.login.concierge"+dotSuffix, "-A", "-o", "wide", "-v", "10")
require.Empty(t, stdout)
require.NotContains(t, stderr, "MethodNotAllowed")
require.Contains(t, stderr, `"kind":"Table"`)
require.Contains(t, stderr, `"resourceVersion":"0"`)
})
t.Run("raw request to see body, token cred", func(t *testing.T) {
t.Parallel()
stdout, stderr := runTestKubectlCommand(t, "get", "--raw", "/apis/login.concierge"+dotSuffix+"/v1alpha1/tokencredentialrequests")
require.NotContains(t, stdout, "MethodNotAllowed")
require.Contains(t, stdout, `{"kind":"TokenCredentialRequestList","apiVersion":"login.concierge`+
dotSuffix+`/v1alpha1","metadata":{"resourceVersion":"0"},"items":[]}`)
requireCleanKubectlStderr(t, stderr)
})
t.Run("raw request to see body, whoami", func(t *testing.T) {
t.Parallel()
stdout, stderr := runTestKubectlCommand(t, "get", "--raw", "/apis/identity.concierge"+dotSuffix+"/v1alpha1/whoamirequests")
require.NotContains(t, stdout, "MethodNotAllowed")
require.Contains(t, stdout, `{"kind":"WhoAmIRequestList","apiVersion":"identity.concierge`+
dotSuffix+`/v1alpha1","metadata":{"resourceVersion":"0"},"items":[]}`)
requireCleanKubectlStderr(t, stderr)
})
}