e881a29107
_netdev mount option is a userspace mount option and isn't copied over when bind mount is created and remount also does not copies it over and hence must be explicitly used with bind mount
61 lines
1.6 KiB
Go
61 lines
1.6 KiB
Go
/*
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Copyright 2018 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 mount
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import (
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"reflect"
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"testing"
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)
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func TestIsBind(t *testing.T) {
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tests := []struct {
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mountOption []string
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isBind bool
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expectedBindOpts []string
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expectedRemountOpts []string
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}{
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{
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[]string{"vers=2", "ro", "_netdev"},
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false,
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[]string{},
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[]string{},
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},
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{
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[]string{"bind", "vers=2", "ro", "_netdev"},
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true,
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[]string{"bind", "_netdev"},
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[]string{"bind", "remount", "vers=2", "ro", "_netdev"},
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},
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}
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for _, test := range tests {
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bind, bindOpts, bindRemountOpts := isBind(test.mountOption)
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if bind != test.isBind {
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t.Errorf("Expected bind to be %v but got %v", test.isBind, bind)
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}
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if test.isBind {
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if !reflect.DeepEqual(test.expectedBindOpts, bindOpts) {
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t.Errorf("Expected bind mount options to be %+v got %+v", test.expectedBindOpts, bindOpts)
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}
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if !reflect.DeepEqual(test.expectedRemountOpts, bindRemountOpts) {
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t.Errorf("Expected remount options to be %+v got %+v", test.expectedRemountOpts, bindRemountOpts)
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}
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}
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}
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}
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