portmap DEL noop if no portMappings present
if the runtime is not passing portMappings in the runtimeConfig, then DEL is a noop. This solves performance issues, when the portmap plugin is executed multiple times, holding the iptables lock, despite it does not have anything to delete. Signed-off-by: Antonio Ojea <aojea@redhat.com>
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@ -107,6 +107,10 @@ func cmdDel(args *skel.CmdArgs) error {
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return fmt.Errorf("failed to parse config: %v", err)
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}
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if len(netConf.RuntimeConfig.PortMaps) == 0 {
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return nil
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}
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netConf.ContainerID = args.ContainerID
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// We don't need to parse out whether or not we're using v6 or snat,
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