Files
weave/prog/weaveutil/bridge.go
T
Martynas Pumputis f37377264b Fix fallback to pcap based bridge when odp is not supported
The fix ensures that if odp is not supported (usually due to
missing openvswitch, vxlan or vport-vxlan kernel modules),
weaver will create the pcap based bridge instead of crashing.
2017-06-27 18:38:21 +02:00

58 lines
1.3 KiB
Go

package main
import (
"fmt"
"strconv"
"github.com/weaveworks/weave/common"
weavenet "github.com/weaveworks/weave/net"
)
func detectBridgeType(args []string) error {
if len(args) != 2 {
cmdUsage("detect-bridge-type", "<weave-bridge-name> <datapath-name>")
}
bridgeType, err := weavenet.ExistingBridgeType(args[0], args[1])
if err != nil {
return err
} else if bridgeType == nil {
fmt.Println("none")
} else {
fmt.Println(bridgeType.String())
}
return nil
}
func createBridge(args []string) error {
if len(args) != 10 {
cmdUsage("create-bridge", "<docker-bridge-name> <weave-bridge-name> <datapath-name> <mtu> <port> <mac> <no-fastdp> <no-bridged-fastdp> <proc-path> <expect-npc>")
}
mtu, err := strconv.Atoi(args[3])
if err != nil && args[3] != "" {
return err
}
port, err := strconv.Atoi(args[4])
if err != nil {
return err
}
config := weavenet.BridgeConfig{
DockerBridgeName: args[0],
WeaveBridgeName: args[1],
DatapathName: args[2],
MTU: mtu,
Port: port,
Mac: args[5],
NoFastdp: args[6] != "",
NoBridgedFastdp: args[7] != "",
NPC: args[9] == "--expect-npc",
}
procPath := args[8]
bridgeType, err := weavenet.EnsureBridge(procPath, &config, common.Log)
if err != nil {
return err
}
fmt.Println(bridgeType.String())
return nil
}