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cr: don't dump network devices and their configuration

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RunC doesn't manage network devices and their configuration,
so it is impossible to describe external dependencies to restore them
back.

This means that all users have to set --empty-ns network, so let's do
this by default.

Signed-off-by: Andrei Vagin <avagin@openvz.org>
This commit is contained in:
Andrei Vagin
2018-07-10 09:53:34 -07:00
parent 21ac0862f2
commit 8187fb740c
1 changed files with 2 additions and 1 deletions
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checkpoint.go
+2 -1
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@@ -125,7 +125,8 @@ var namespaceMapping = map[specs.LinuxNamespaceType]int{
} }
func setEmptyNsMask(context *cli.Context, options *libcontainer.CriuOpts) error { func setEmptyNsMask(context *cli.Context, options *libcontainer.CriuOpts) error {
var nsmask int /* Runc doesn't manage network devices and their configuration */
nsmask := unix.CLONE_NEWNET
for _, ns := range context.StringSlice("empty-ns") { for _, ns := range context.StringSlice("empty-ns") {
f, exists := namespaceMapping[specs.LinuxNamespaceType(ns)] f, exists := namespaceMapping[specs.LinuxNamespaceType(ns)]