Fix custom mac address with a custom cni network

The cni plugin `tuning` is required to set a custom mac address.
This plugin is configured in the default cni config file which is
packaged with podman but was not included the generated config form
`podman network create`.

Fixes #8385

Signed-off-by: Paul Holzinger <paul.holzinger@web.de>

1 files changed, 10 insertions, 0 deletions

diff --git a/libpod/network/config.go b/libpod/network/config.go
index ce8a4446c..ce351129e 100644
--- a/libpod/network/config.go
+++ b/libpod/network/config.go
@@ -129,6 +129,16 @@ func (f FirewallConfig) Bytes() ([]byte, error) {
 	return json.MarshalIndent(f, "", "\t")
 }
 
+// TuningConfig describes the tuning plugin
+type TuningConfig struct {
+	PluginType string `json:"type"`
+}
+
+// Bytes outputs the configuration as []byte
+func (f TuningConfig) Bytes() ([]byte, error) {
+	return json.MarshalIndent(f, "", "\t")
+}
+
 // DNSNameConfig describes the dns container name resolution plugin config
 type DNSNameConfig struct {
 	PluginType   string          `json:"type"`