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https://github.com/opencontainers/runc.git
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88e8350de2
split fs2 package from fs, as mixing up fs and fs2 is very likely to result in unmaintainable code. Inspired by containerd/cgroups#109 Fix #2157 Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
/*
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Copyright The containerd 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 fs2
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import (
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"strings"
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"testing"
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)
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func TestParseCgroupFromReader(t *testing.T) {
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cases := map[string]string{
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"0::/user.slice/user-1001.slice/session-1.scope\n": "/user.slice/user-1001.slice/session-1.scope",
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"2:cpuset:/foo\n1:name=systemd:/\n": "",
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"2:cpuset:/foo\n1:name=systemd:/\n0::/user.slice/user-1001.slice/session-1.scope\n": "/user.slice/user-1001.slice/session-1.scope",
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}
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for s, expected := range cases {
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g, err := parseCgroupFromReader(strings.NewReader(s))
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if expected != "" {
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if string(g) != expected {
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t.Errorf("expected %q, got %q", expected, string(g))
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}
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if err != nil {
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t.Error(err)
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}
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} else {
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if err == nil {
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t.Error("error is expected")
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}
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}
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}
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}
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func TestDefaultDirPath(t *testing.T) {
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root := "/sys/fs/cgroup"
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cases := []struct {
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cgPath string
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cgParent string
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cgName string
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ownCgroup string
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expected string
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}{
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{
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cgPath: "/foo/bar",
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ownCgroup: "/apple/banana",
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expected: "/sys/fs/cgroup/foo/bar",
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},
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{
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cgPath: "foo/bar",
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ownCgroup: "/apple/banana",
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expected: "/sys/fs/cgroup/apple/banana/foo/bar",
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},
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}
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for _, c := range cases {
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got, err := _defaultDirPath(root, c.cgPath, c.cgParent, c.cgName, c.ownCgroup)
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if err != nil {
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t.Fatal(err)
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}
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if got != c.expected {
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t.Fatalf("expected %q, got %q", c.expected, got)
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}
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}
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}
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