go.ligato.io/vpp-agent/v3@v3.5.0/plugins/vpp/srplugin/srplugin.go (about)

     1  // Copyright (c) 2021 Bell Canada, Pantheon Technologies and/or its affiliates.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at:
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  //go:generate descriptor-adapter --descriptor-name LocalSID --value-type *vpp_srv6.LocalSID --import "go.ligato.io/vpp-agent/v3/proto/ligato/vpp/srv6" --output-dir "descriptor"
    16  //go:generate descriptor-adapter --descriptor-name Policy --value-type *vpp_srv6.Policy --import "go.ligato.io/vpp-agent/v3/proto/ligato/vpp/srv6" --output-dir "descriptor"
    17  //go:generate descriptor-adapter --descriptor-name Steering --value-type *vpp_srv6.Steering --import "go.ligato.io/vpp-agent/v3/proto/ligato/vpp/srv6" --output-dir "descriptor"
    18  //go:generate descriptor-adapter --descriptor-name SRv6Global --value-type *vpp_srv6.SRv6Global --import "go.ligato.io/vpp-agent/v3/proto/ligato/vpp/srv6" --output-dir "descriptor"
    19  
    20  package srplugin
    21  
    22  import (
    23  	"go.ligato.io/cn-infra/v2/health/statuscheck"
    24  	"go.ligato.io/cn-infra/v2/infra"
    25  
    26  	"go.ligato.io/vpp-agent/v3/plugins/govppmux"
    27  	scheduler "go.ligato.io/vpp-agent/v3/plugins/kvscheduler/api"
    28  	"go.ligato.io/vpp-agent/v3/plugins/vpp/ifplugin"
    29  	"go.ligato.io/vpp-agent/v3/plugins/vpp/srplugin/descriptor"
    30  	"go.ligato.io/vpp-agent/v3/plugins/vpp/srplugin/vppcalls"
    31  
    32  	_ "go.ligato.io/vpp-agent/v3/plugins/vpp/srplugin/vppcalls/vpp2101"
    33  	_ "go.ligato.io/vpp-agent/v3/plugins/vpp/srplugin/vppcalls/vpp2106"
    34  	_ "go.ligato.io/vpp-agent/v3/plugins/vpp/srplugin/vppcalls/vpp2202"
    35  	_ "go.ligato.io/vpp-agent/v3/plugins/vpp/srplugin/vppcalls/vpp2210"
    36  )
    37  
    38  // SRPlugin configures segment routing.
    39  type SRPlugin struct {
    40  	Deps
    41  
    42  	// VPP handler
    43  	srHandler vppcalls.SRv6VppAPI
    44  }
    45  
    46  type Deps struct {
    47  	infra.PluginDeps
    48  	Scheduler   scheduler.KVScheduler
    49  	VPP         govppmux.API
    50  	IfPlugin    ifplugin.API
    51  	StatusCheck statuscheck.PluginStatusWriter // optional
    52  }
    53  
    54  // Init initializes and registers descriptors for Linux ARPs and Routes.
    55  func (p *SRPlugin) Init() error {
    56  	var err error
    57  
    58  	// init handlers
    59  	p.srHandler = vppcalls.CompatibleSRv6Handler(p.VPP, p.IfPlugin.GetInterfaceIndex(), p.Log)
    60  
    61  	// init & register descriptors
    62  	localSIDDescriptor := descriptor.NewLocalSIDDescriptor(p.srHandler, p.Log)
    63  	policyDescriptor := descriptor.NewPolicyDescriptor(p.srHandler, p.Log)
    64  	steeringDescriptor := descriptor.NewSteeringDescriptor(p.srHandler, p.Log)
    65  	encapSourceAddressDescriptor := descriptor.NewSRv6GlobalDescriptor(p.srHandler, p.Log)
    66  
    67  	err = p.Deps.Scheduler.RegisterKVDescriptor(
    68  		localSIDDescriptor,
    69  		policyDescriptor,
    70  		steeringDescriptor,
    71  		encapSourceAddressDescriptor,
    72  	)
    73  	if err != nil {
    74  		return err
    75  	}
    76  
    77  	return nil
    78  }
    79  
    80  // AfterInit registers plugin with StatusCheck.
    81  func (p *SRPlugin) AfterInit() error {
    82  	if p.StatusCheck != nil {
    83  		p.StatusCheck.Register(p.PluginName, nil)
    84  	}
    85  	return nil
    86  }