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88eb07fb8d
- pkg/common was renamed to pkg/stringid - removed stale dep on libcontainer/utils Signed-off-by: Alessandro Boch <aboch@docker.com>
54 lines
1.1 KiB
Go
54 lines
1.1 KiB
Go
package sandbox
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import (
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"os"
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"path/filepath"
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"runtime"
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"testing"
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"github.com/docker/libnetwork/netutils"
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"github.com/vishvananda/netns"
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)
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func newKey(t *testing.T) (string, error) {
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name, err := netutils.GenerateRandomName("netns", 12)
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if err != nil {
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return "", err
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}
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name = filepath.Join("/tmp", name)
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if _, err := os.Create(name); err != nil {
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return "", err
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}
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return name, nil
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}
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func verifySandbox(t *testing.T, s Sandbox) {
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_, ok := s.(*networkNamespace)
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if !ok {
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t.Fatalf("The sandox interface returned is not of type networkNamespace")
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}
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origns, err := netns.Get()
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if err != nil {
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t.Fatalf("Could not get the current netns: %v", err)
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}
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defer origns.Close()
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f, err := os.OpenFile(s.Key(), os.O_RDONLY, 0)
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if err != nil {
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t.Fatalf("Failed top open network namespace path %q: %v", s.Key(), err)
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}
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defer f.Close()
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runtime.LockOSThread()
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defer runtime.UnlockOSThread()
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nsFD := f.Fd()
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if err = netns.Set(netns.NsHandle(nsFD)); err != nil {
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t.Fatalf("Setting to the namespace pointed to by the sandbox %s failed: %v", s.Key(), err)
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}
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netns.Set(origns)
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}
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