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vppcalls_handler.go
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vppcalls_handler.go
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// Copyright (c) 2019 Cisco and/or its affiliates.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package vpp1901
import (
"fmt"
"net"
govppapi "git.fd.io/govpp.git/api"
"github.com/ligato/cn-infra/logging"
"github.com/ligato/vpp-agent/pkg/idxvpp"
l2ba "github.com/ligato/vpp-agent/plugins/vpp/binapi/vpp1901/l2"
"github.com/ligato/vpp-agent/plugins/vpp/ifplugin/ifaceidx"
"github.com/ligato/vpp-agent/plugins/vpp/l2plugin/vppcalls"
)
func init() {
vppcalls.Versions["vpp1901"] = vppcalls.HandlerVersion{
Msgs: l2ba.Messages,
New: func(ch govppapi.Channel,
ifIdx ifaceidx.IfaceMetadataIndex, bdIdx idxvpp.NameToIndex, log logging.Logger,
) vppcalls.L2VppAPI {
return NewL2VppHandler(ch, ifIdx, bdIdx, log)
},
}
}
type L2VppHandler struct {
*BridgeDomainVppHandler
*FIBVppHandler
*XConnectVppHandler
}
func NewL2VppHandler(ch govppapi.Channel,
ifIdx ifaceidx.IfaceMetadataIndex, bdIdx idxvpp.NameToIndex, log logging.Logger,
) *L2VppHandler {
return &L2VppHandler{
BridgeDomainVppHandler: newBridgeDomainVppHandler(ch, ifIdx, log),
FIBVppHandler: newFIBVppHandler(ch, ifIdx, bdIdx, log),
XConnectVppHandler: newXConnectVppHandler(ch, ifIdx, log),
}
}
// BridgeDomainVppHandler is accessor for bridge domain-related vppcalls methods.
type BridgeDomainVppHandler struct {
callsChannel govppapi.Channel
ifIndexes ifaceidx.IfaceMetadataIndex
log logging.Logger
}
// FIBVppHandler is accessor for FIB-related vppcalls methods.
type FIBVppHandler struct {
callsChannel govppapi.Channel
ifIndexes ifaceidx.IfaceMetadataIndex
bdIndexes idxvpp.NameToIndex
log logging.Logger
}
// XConnectVppHandler is accessor for cross-connect-related vppcalls methods.
type XConnectVppHandler struct {
callsChannel govppapi.Channel
ifIndexes ifaceidx.IfaceMetadataIndex
log logging.Logger
}
// NewBridgeDomainVppHandler creates new instance of bridge domain vppcalls handler.
func newBridgeDomainVppHandler(ch govppapi.Channel, ifIdx ifaceidx.IfaceMetadataIndex, log logging.Logger) *BridgeDomainVppHandler {
return &BridgeDomainVppHandler{
callsChannel: ch,
ifIndexes: ifIdx,
log: log,
}
}
// NewFIBVppHandler creates new instance of FIB vppcalls handler.
func newFIBVppHandler(ch govppapi.Channel, ifIdx ifaceidx.IfaceMetadataIndex, bdIndexes idxvpp.NameToIndex, log logging.Logger) *FIBVppHandler {
return &FIBVppHandler{
callsChannel: ch,
ifIndexes: ifIdx,
bdIndexes: bdIndexes,
log: log,
}
}
// NewXConnectVppHandler creates new instance of cross connect vppcalls handler.
func newXConnectVppHandler(ch govppapi.Channel, ifIdx ifaceidx.IfaceMetadataIndex, log logging.Logger) *XConnectVppHandler {
return &XConnectVppHandler{
callsChannel: ch,
ifIndexes: ifIdx,
log: log,
}
}
func ipToAddress(ipstr string) (addr l2ba.Address, err error) {
netIP := net.ParseIP(ipstr)
if netIP == nil {
return l2ba.Address{}, fmt.Errorf("invalid IP: %q", ipstr)
}
if ip4 := netIP.To4(); ip4 == nil {
addr.Af = l2ba.ADDRESS_IP6
var ip6addr l2ba.IP6Address
copy(ip6addr[:], netIP.To16())
addr.Un.SetIP6(ip6addr)
} else {
addr.Af = l2ba.ADDRESS_IP4
var ip4addr l2ba.IP4Address
copy(ip4addr[:], ip4)
addr.Un.SetIP4(ip4addr)
}
return
}