mirror of
https://github.com/k3s-io/kubernetes.git
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59 lines
2.0 KiB
Go
59 lines
2.0 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 kuberuntime
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import (
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"fmt"
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"math/rand"
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"path"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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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 TestLogSymLink(t *testing.T) {
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as := assert.New(t)
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containerLogsDir := "/foo/bar"
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podFullName := randStringBytes(128)
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containerName := randStringBytes(70)
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dockerID := randStringBytes(80)
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// The file name cannot exceed 255 characters. Since .log suffix is required, the prefix cannot exceed 251 characters.
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expectedPath := path.Join(containerLogsDir, fmt.Sprintf("%s_%s-%s", podFullName, containerName, dockerID)[:251]+".log")
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as.Equal(expectedPath, logSymlink(containerLogsDir, podFullName, containerName, dockerID))
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}
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func TestLegacyLogSymLink(t *testing.T) {
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as := assert.New(t)
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containerID := randStringBytes(80)
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containerName := randStringBytes(70)
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podName := randStringBytes(128)
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podNamespace := randStringBytes(10)
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// The file name cannot exceed 255 characters. Since .log suffix is required, the prefix cannot exceed 251 characters.
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expectedPath := path.Join(legacyContainerLogsDir, fmt.Sprintf("%s_%s_%s-%s", podName, podNamespace, containerName, containerID)[:251]+".log")
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as.Equal(expectedPath, legacyLogSymlink(containerID, containerName, podName, podNamespace))
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}
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