ITQC/containernetworking-plugins
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The macvlan is initially created in a separate network namespaceand the sysctl must be set in that namespace too.Fixes #208.

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The macvlan is initially created in a separate network namespace
and the sysctl must be set in that namespace too.

Fixes #208.
This commit is contained in:
Stefan Junker 2016-05-17 21:11:21 +02:00
commit 72e98b97d6
1 changed files with 9 additions and 8 deletions
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3
plugins/main/macvlan/macvlan.go
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@ -106,6 +106,7 @@ func createMacvlan(conf *NetConf, ifName string, netns *os.File) error {
return fmt.Errorf("failed to create macvlan: %v", err)
}
return ns.WithNetNS(netns, false, func(_ *os.File) error {
// TODO: duplicate following lines for ipv6 support, when it will be added in other places
ipv4SysctlValueName := fmt.Sprintf(IPv4InterfaceArpProxySysctlTemplate, tmpName)
if _, err := sysctl.Sysctl(ipv4SysctlValueName, "1"); err != nil {
@ -114,9 +115,9 @@ func createMacvlan(conf *NetConf, ifName string, netns *os.File) error {
return fmt.Errorf("failed to set proxy_arp on newly added interface %q: %v", tmpName, err)
}
return ns.WithNetNS(netns, false, func(_ *os.File) error {
err := renameLink(tmpName, ifName)
if err != nil {
_ = netlink.LinkDel(mv)
return fmt.Errorf("failed to rename macvlan to %q: %v", ifName, err)
}
return nil