func UpdatePortContext(ovs *libovsdb.OvsdbClient, portName string, key string, context string) error {
config := make(map[string]string)
config[CONTEXT_KEY] = key
config[CONTEXT_VALUE] = context
other_config, _ := libovsdb.NewOvsMap(config)
mutation := libovsdb.NewMutation("other_config", "insert", other_config)
condition := libovsdb.NewCondition("name", "==", portName)
// simple mutate operation
mutateOp := libovsdb.Operation{
Op: "mutate",
Table: "Interface",
Mutations: []interface{}{mutation},
Where: []interface{}{condition},
}
operations := []libovsdb.Operation{mutateOp}
reply, _ := ovs.Transact("Open_vSwitch", operations...)
if len(reply) < len(operations) {
return errors.New("Number of Replies should be atleast equal to number of Operations")
}
for i, o := range reply {
if o.Error != "" && i < len(operations) {
return errors.New(fmt.Sprintln("Transaction Failed due to an error :", o.Error, " details:", o.Details, " in ", operations[i]))
} else if o.Error != "" {
return errors.New(fmt.Sprintln("Transaction Failed due to an error :", o.Error))
}
}
return nil
}
func addVxlanPort(ovs *libovsdb.OvsdbClient, bridgeName string, portName string, peerAddress string) {
namedPortUuid := "port"
namedIntfUuid := "intf"
options := make(map[string]interface{})
options["remote_ip"] = peerAddress
// intf row to insert
intf := make(map[string]interface{})
intf["name"] = portName
intf["type"] = `vxlan`
intf["options"], _ = libovsdb.NewOvsMap(options)
insertIntfOp := libovsdb.Operation{
Op: "insert",
Table: "Interface",
Row: intf,
UUIDName: namedIntfUuid,
}
// port row to insert
port := make(map[string]interface{})
port["name"] = portName
port["interfaces"] = libovsdb.UUID{namedIntfUuid}
insertPortOp := libovsdb.Operation{
Op: "insert",
Table: "Port",
Row: port,
UUIDName: namedPortUuid,
}
// Inserting a row in Port table requires mutating the bridge table.
mutateUuid := []libovsdb.UUID{libovsdb.UUID{namedPortUuid}}
mutateSet, _ := libovsdb.NewOvsSet(mutateUuid)
mutation := libovsdb.NewMutation("ports", "insert", mutateSet)
condition := libovsdb.NewCondition("name", "==", bridgeName)
// simple mutate operation
mutateOp := libovsdb.Operation{
Op: "mutate",
Table: "Bridge",
Mutations: []interface{}{mutation},
Where: []interface{}{condition},
}
operations := []libovsdb.Operation{insertIntfOp, insertPortOp, mutateOp}
reply, _ := ovs.Transact("Open_vSwitch", operations...)
if len(reply) < len(operations) {
fmt.Println("Number of Replies should be atleast equal to number of Operations")
}
for i, o := range reply {
if o.Error != "" && i < len(operations) {
fmt.Println("Transaction Failed due to an error :", o.Error, " details:", o.Details, " in ", operations[i])
} else if o.Error != "" {
fmt.Println("Transaction Failed due to an error :", o.Error)
}
}
}