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-rw-r--r--libpod/network/config.go5
-rw-r--r--libpod/network/create.go31
-rw-r--r--libpod/network/netconflist.go22
-rw-r--r--libpod/network/network.go12
4 files changed, 58 insertions, 12 deletions
diff --git a/libpod/network/config.go b/libpod/network/config.go
index ce351129e..294e23509 100644
--- a/libpod/network/config.go
+++ b/libpod/network/config.go
@@ -103,7 +103,9 @@ func (p PortMapConfig) Bytes() ([]byte, error) {
// IPAMDHCP describes the ipamdhcp config
type IPAMDHCP struct {
- DHCP string `json:"type"`
+ DHCP string `json:"type"`
+ Routes []IPAMRoute `json:"routes,omitempty"`
+ Ranges [][]IPAMLocalHostRangeConf `json:"ranges,omitempty"`
}
// MacVLANConfig describes the macvlan config
@@ -111,6 +113,7 @@ type MacVLANConfig struct {
PluginType string `json:"type"`
Master string `json:"master"`
IPAM IPAMDHCP `json:"ipam"`
+ MTU int `json:"mtu,omitempty"`
}
// Bytes outputs the configuration as []byte
diff --git a/libpod/network/create.go b/libpod/network/create.go
index a8f985af9..deacf487a 100644
--- a/libpod/network/create.go
+++ b/libpod/network/create.go
@@ -29,7 +29,7 @@ func Create(name string, options entities.NetworkCreateOptions, runtimeConfig *c
return nil, err
}
defer l.releaseCNILock()
- if len(options.MacVLAN) > 0 {
+ if len(options.MacVLAN) > 0 || options.Driver == MacVLANNetworkDriver {
fileName, err = createMacVLAN(name, options, runtimeConfig)
} else {
fileName, err = createBridge(name, options, runtimeConfig)
@@ -249,6 +249,7 @@ func createBridge(name string, options entities.NetworkCreateOptions, runtimeCon
func createMacVLAN(name string, options entities.NetworkCreateOptions, runtimeConfig *config.Config) (string, error) {
var (
+ mtu int
plugins []CNIPlugins
)
liveNetNames, err := GetLiveNetworkNames()
@@ -256,9 +257,17 @@ func createMacVLAN(name string, options entities.NetworkCreateOptions, runtimeCo
return "", err
}
- // Make sure the host-device exists
- if !util.StringInSlice(options.MacVLAN, liveNetNames) {
- return "", errors.Errorf("failed to find network interface %q", options.MacVLAN)
+ // The parent can be defined with --macvlan or as an option (-o parent:device)
+ parentNetworkDevice := options.MacVLAN
+ if len(parentNetworkDevice) < 1 {
+ if parent, ok := options.Options["parent"]; ok {
+ parentNetworkDevice = parent
+ }
+ }
+
+ // Make sure the host-device exists if provided
+ if len(parentNetworkDevice) > 0 && !util.StringInSlice(parentNetworkDevice, liveNetNames) {
+ return "", errors.Errorf("failed to find network interface %q", parentNetworkDevice)
}
if len(name) > 0 {
netNames, err := GetNetworkNamesFromFileSystem(runtimeConfig)
@@ -275,7 +284,19 @@ func createMacVLAN(name string, options entities.NetworkCreateOptions, runtimeCo
}
}
ncList := NewNcList(name, version.Current(), options.Labels)
- macvlan := NewMacVLANPlugin(options.MacVLAN)
+ if val, ok := options.Options["mtu"]; ok {
+ intVal, err := strconv.Atoi(val)
+ if err != nil {
+ return "", err
+ }
+ if intVal > 0 {
+ mtu = intVal
+ }
+ }
+ macvlan, err := NewMacVLANPlugin(parentNetworkDevice, options.Gateway, &options.Range, &options.Subnet, mtu)
+ if err != nil {
+ return "", err
+ }
plugins = append(plugins, macvlan)
ncList["plugins"] = plugins
b, err := json.MarshalIndent(ncList, "", " ")
diff --git a/libpod/network/netconflist.go b/libpod/network/netconflist.go
index 165a9067b..9be98e78f 100644
--- a/libpod/network/netconflist.go
+++ b/libpod/network/netconflist.go
@@ -172,15 +172,31 @@ func HasDNSNamePlugin(paths []string) bool {
}
// NewMacVLANPlugin creates a macvlanconfig with a given device name
-func NewMacVLANPlugin(device string) MacVLANConfig {
+func NewMacVLANPlugin(device string, gateway net.IP, ipRange *net.IPNet, subnet *net.IPNet, mtu int) (MacVLANConfig, error) {
i := IPAMDHCP{DHCP: "dhcp"}
+ if gateway != nil || ipRange != nil || subnet != nil {
+ ipam, err := NewIPAMLocalHostRange(subnet, ipRange, gateway)
+ if err != nil {
+ return MacVLANConfig{}, err
+ }
+ ranges := make([][]IPAMLocalHostRangeConf, 0)
+ ranges = append(ranges, ipam)
+ i.Ranges = ranges
+ }
m := MacVLANConfig{
PluginType: "macvlan",
- Master: device,
IPAM: i,
}
- return m
+ if mtu > 0 {
+ m.MTU = mtu
+ }
+ // CNI is supposed to use the default route if a
+ // parent device is not provided
+ if len(device) > 0 {
+ m.Master = device
+ }
+ return m, nil
}
// IfPassesFilter filters NetworkListReport and returns true if the filter match the given config
diff --git a/libpod/network/network.go b/libpod/network/network.go
index 0fb878b18..0ff14c1f7 100644
--- a/libpod/network/network.go
+++ b/libpod/network/network.go
@@ -17,11 +17,17 @@ import (
"github.com/sirupsen/logrus"
)
-// DefaultNetworkDriver is the default network type used
-var DefaultNetworkDriver = "bridge"
+var (
+ // BridgeNetworkDriver defines the bridge cni driver
+ BridgeNetworkDriver = "bridge"
+ // DefaultNetworkDriver is the default network type used
+ DefaultNetworkDriver = BridgeNetworkDriver
+ // MacVLANNetworkDriver defines the macvlan cni driver
+ MacVLANNetworkDriver = "macvlan"
+)
// SupportedNetworkDrivers describes the list of supported drivers
-var SupportedNetworkDrivers = []string{DefaultNetworkDriver}
+var SupportedNetworkDrivers = []string{BridgeNetworkDriver, MacVLANNetworkDriver}
// isSupportedDriver checks if the user provided driver is supported
func isSupportedDriver(driver string) error {