108 lines
3.0 KiB
Go
108 lines
3.0 KiB
Go
// +build integration
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/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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 integration
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import (
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"context"
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"os/exec"
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"regexp"
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"strings"
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"testing"
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)
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// stderrAllow are regular expressions acceptable to find in normal stderr
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var stderrAllow = []string{
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// kubectl out of date warning
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`kubectl`,
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// slow docker warning
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`slow|long time|Restarting the docker service may improve`,
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// don't care if we can't push images to other profiles
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`cache_images.go:.*error getting status`,
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// don't care if we can't push images to other profiles which are deleted.
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`cache_images.go:.*Failed to load profile`,
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// ! 'docker' driver reported a issue that could affect the performance."
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`docker.*issue.*performance`,
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// "* Suggestion: enable overlayfs kernel module on your Linux"
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`Suggestion.*overlayfs`,
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}
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// stderrAllowRe combines rootCauses into a single regex
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var stderrAllowRe = regexp.MustCompile(strings.Join(stderrAllow, "|"))
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// TestErrorSpam asserts that there are no errors displayed
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func TestErrorSpam(t *testing.T) {
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if NoneDriver() {
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t.Skip("none driver always shows a warning")
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}
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MaybeParallel(t)
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profile := UniqueProfileName("nospam")
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ctx, cancel := context.WithTimeout(context.Background(), Minutes(25))
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defer CleanupWithLogs(t, profile, cancel)
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// This should likely use multi-node once it's ready
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args := append([]string{"start", "-p", profile, "-n=1", "--memory=2250", "--wait=false"}, StartArgs()...)
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rr, err := Run(t, exec.CommandContext(ctx, Target(), args...))
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if err != nil {
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t.Errorf("%q failed: %v", rr.Command(), err)
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}
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stdout := rr.Stdout.String()
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stderr := rr.Stderr.String()
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for _, line := range strings.Split(stderr, "\n") {
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if stderrAllowRe.MatchString(line) {
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t.Logf("acceptable stderr: %q", line)
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continue
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}
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if len(strings.TrimSpace(line)) > 0 {
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t.Errorf("unexpected stderr: %q", line)
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}
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}
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for _, line := range strings.Split(stdout, "\n") {
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keywords := []string{"error", "fail", "warning", "conflict"}
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for _, keyword := range keywords {
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if strings.Contains(line, keyword) {
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t.Errorf("unexpected %q in stdout: %q", keyword, line)
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}
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}
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}
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if t.Failed() {
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t.Logf("minikube stdout:\n%s", stdout)
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t.Logf("minikube stderr:\n%s", stderr)
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}
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t.Run("KubeadmSteps", func(t *testing.T) {
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steps := []string{
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"Generating certificates and keys ...",
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"Booting up control plane ...",
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"Configuring RBAC rules ...",
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}
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for _, step := range steps {
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if !strings.Contains(stdout, step) {
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t.Errorf("missing kubeadm init sub-step %q", step)
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}
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}
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})
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}
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