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Diffstat (limited to 'libpod/networking_linux.go')
-rw-r--r--libpod/networking_linux.go49
1 files changed, 39 insertions, 10 deletions
diff --git a/libpod/networking_linux.go b/libpod/networking_linux.go
index ac1144fbe..cba7b636a 100644
--- a/libpod/networking_linux.go
+++ b/libpod/networking_linux.go
@@ -28,23 +28,34 @@ import (
)
// Get an OCICNI network config
-func (r *Runtime) getPodNetwork(id, name, nsPath string, networks []string, ports []ocicni.PortMapping, staticIP net.IP) ocicni.PodNetwork {
+func (r *Runtime) getPodNetwork(id, name, nsPath string, networks []string, ports []ocicni.PortMapping, staticIP net.IP, staticMAC net.HardwareAddr) ocicni.PodNetwork {
defaultNetwork := r.netPlugin.GetDefaultNetworkName()
network := ocicni.PodNetwork{
Name: name,
Namespace: name, // TODO is there something else we should put here? We don't know about Kube namespaces
ID: id,
NetNS: nsPath,
- Networks: networks,
RuntimeConfig: map[string]ocicni.RuntimeConfig{
defaultNetwork: {PortMappings: ports},
},
}
- if staticIP != nil {
- network.Networks = []string{defaultNetwork}
+ if staticIP != nil || staticMAC != nil {
+ network.Networks = []ocicni.NetAttachment{{Name: defaultNetwork}}
+ var rt ocicni.RuntimeConfig = ocicni.RuntimeConfig{PortMappings: ports}
+ if staticIP != nil {
+ rt.IP = staticIP.String()
+ }
+ if staticMAC != nil {
+ rt.MAC = staticMAC.String()
+ }
network.RuntimeConfig = map[string]ocicni.RuntimeConfig{
- defaultNetwork: {IP: staticIP.String(), PortMappings: ports},
+ defaultNetwork: rt,
+ }
+ } else {
+ network.Networks = make([]ocicni.NetAttachment, len(networks))
+ for i, netName := range networks {
+ network.Networks[i].Name = netName
}
}
@@ -62,7 +73,16 @@ func (r *Runtime) configureNetNS(ctr *Container, ctrNS ns.NetNS) ([]*cnitypes.Re
requestedIP = ctr.config.StaticIP
}
- podNetwork := r.getPodNetwork(ctr.ID(), ctr.Name(), ctrNS.Path(), ctr.config.Networks, ctr.config.PortMappings, requestedIP)
+ var requestedMAC net.HardwareAddr
+ if ctr.requestedMAC != nil {
+ requestedMAC = ctr.requestedMAC
+ // cancel request for a specific MAC in case the container is reused later
+ ctr.requestedMAC = nil
+ } else {
+ requestedMAC = ctr.config.StaticMAC
+ }
+
+ podNetwork := r.getPodNetwork(ctr.ID(), ctr.Name(), ctrNS.Path(), ctr.config.Networks, ctr.config.PortMappings, requestedIP, requestedMAC)
results, err := r.netPlugin.SetUpPod(podNetwork)
if err != nil {
@@ -78,10 +98,10 @@ func (r *Runtime) configureNetNS(ctr *Container, ctrNS ns.NetNS) ([]*cnitypes.Re
networkStatus := make([]*cnitypes.Result, 0)
for idx, r := range results {
- logrus.Debugf("[%d] CNI result: %v", idx, r.String())
- resultCurrent, err := cnitypes.GetResult(r)
+ logrus.Debugf("[%d] CNI result: %v", idx, r.Result.String())
+ resultCurrent, err := cnitypes.GetResult(r.Result)
if err != nil {
- return nil, errors.Wrapf(err, "error parsing CNI plugin result %q: %v", r.String(), err)
+ return nil, errors.Wrapf(err, "error parsing CNI plugin result %q: %v", r.Result.String(), err)
}
networkStatus = append(networkStatus, resultCurrent)
}
@@ -443,7 +463,16 @@ func (r *Runtime) teardownNetNS(ctr *Container) error {
requestedIP = ctr.config.StaticIP
}
- podNetwork := r.getPodNetwork(ctr.ID(), ctr.Name(), ctr.state.NetNS.Path(), ctr.config.Networks, ctr.config.PortMappings, requestedIP)
+ var requestedMAC net.HardwareAddr
+ if ctr.requestedMAC != nil {
+ requestedMAC = ctr.requestedMAC
+ // cancel request for a specific MAC in case the container is reused later
+ ctr.requestedMAC = nil
+ } else {
+ requestedMAC = ctr.config.StaticMAC
+ }
+
+ podNetwork := r.getPodNetwork(ctr.ID(), ctr.Name(), ctr.state.NetNS.Path(), ctr.config.Networks, ctr.config.PortMappings, requestedIP, requestedMAC)
if err := r.netPlugin.TearDownPod(podNetwork); err != nil {
return errors.Wrapf(err, "error tearing down CNI namespace configuration for container %s", ctr.ID())