54 lines
1.8 KiB
Go
54 lines
1.8 KiB
Go
/*
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Copyright 2018 Google LLC
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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 util
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import (
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"github.com/GoogleCloudPlatform/k8s-container-builder/testutil"
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"io/ioutil"
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"os"
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"path/filepath"
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"sort"
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"testing"
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)
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func Test_fileSystemWhitelist(t *testing.T) {
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testDir, err := ioutil.TempDir("", "")
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if err != nil {
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t.Fatalf("Error creating tempdir: %s", err)
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}
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fileContents := `
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228 122 0:90 / / rw,relatime - aufs none rw,si=f8e2406af90782bc,dio,dirperm1
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229 228 0:98 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
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230 228 0:99 / /dev rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755
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231 230 0:100 / /dev/pts rw,nosuid,noexec,relatime - devpts devpts rw,gid=5,mode=620,ptmxmode=666
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232 228 0:101 / /sys ro,nosuid,nodev,noexec,relatime - sysfs sysfs ro`
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path := filepath.Join(testDir, "mountinfo")
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if err := os.MkdirAll(filepath.Dir(path), 0750); err != nil {
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t.Fatalf("Error creating tempdir: %s", err)
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}
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if err := ioutil.WriteFile(path, []byte(fileContents), 0644); err != nil {
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t.Fatalf("Error writing file contents to %s: %s", path, err)
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}
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actualWhitelist, err := fileSystemWhitelist(path)
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expectedWhitelist := []string{"/workspace", "/proc", "/dev", "/dev/pts", "/sys"}
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sort.Strings(actualWhitelist)
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sort.Strings(expectedWhitelist)
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testutil.CheckErrorAndDeepEqual(t, false, err, expectedWhitelist, actualWhitelist)
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}
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