github.com/metacubex/gvisor@v0.0.0-20240320004321-933faba989ec/pkg/tcpip/network/arp/stats.go (about)

     1  // Copyright 2021 The gVisor Authors.
     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  package arp
    16  
    17  import (
    18  	"github.com/metacubex/gvisor/pkg/tcpip"
    19  	"github.com/metacubex/gvisor/pkg/tcpip/stack"
    20  )
    21  
    22  var _ stack.NetworkEndpointStats = (*Stats)(nil)
    23  
    24  // Stats holds statistics related to ARP.
    25  type Stats struct {
    26  	// ARP holds ARP statistics.
    27  	ARP tcpip.ARPStats
    28  }
    29  
    30  // IsNetworkEndpointStats implements stack.NetworkEndpointStats.
    31  func (*Stats) IsNetworkEndpointStats() {}
    32  
    33  type sharedStats struct {
    34  	localStats Stats
    35  	arp        multiCounterARPStats
    36  }
    37  
    38  // LINT.IfChange(multiCounterARPStats)
    39  
    40  type multiCounterARPStats struct {
    41  	packetsReceived                                 tcpip.MultiCounterStat
    42  	disabledPacketsReceived                         tcpip.MultiCounterStat
    43  	malformedPacketsReceived                        tcpip.MultiCounterStat
    44  	requestsReceived                                tcpip.MultiCounterStat
    45  	requestsReceivedUnknownTargetAddress            tcpip.MultiCounterStat
    46  	outgoingRequestInterfaceHasNoLocalAddressErrors tcpip.MultiCounterStat
    47  	outgoingRequestBadLocalAddressErrors            tcpip.MultiCounterStat
    48  	outgoingRequestsDropped                         tcpip.MultiCounterStat
    49  	outgoingRequestsSent                            tcpip.MultiCounterStat
    50  	repliesReceived                                 tcpip.MultiCounterStat
    51  	outgoingRepliesDropped                          tcpip.MultiCounterStat
    52  	outgoingRepliesSent                             tcpip.MultiCounterStat
    53  }
    54  
    55  func (m *multiCounterARPStats) init(a, b *tcpip.ARPStats) {
    56  	m.packetsReceived.Init(a.PacketsReceived, b.PacketsReceived)
    57  	m.disabledPacketsReceived.Init(a.DisabledPacketsReceived, b.DisabledPacketsReceived)
    58  	m.malformedPacketsReceived.Init(a.MalformedPacketsReceived, b.MalformedPacketsReceived)
    59  	m.requestsReceived.Init(a.RequestsReceived, b.RequestsReceived)
    60  	m.requestsReceivedUnknownTargetAddress.Init(a.RequestsReceivedUnknownTargetAddress, b.RequestsReceivedUnknownTargetAddress)
    61  	m.outgoingRequestInterfaceHasNoLocalAddressErrors.Init(a.OutgoingRequestInterfaceHasNoLocalAddressErrors, b.OutgoingRequestInterfaceHasNoLocalAddressErrors)
    62  	m.outgoingRequestBadLocalAddressErrors.Init(a.OutgoingRequestBadLocalAddressErrors, b.OutgoingRequestBadLocalAddressErrors)
    63  	m.outgoingRequestsDropped.Init(a.OutgoingRequestsDropped, b.OutgoingRequestsDropped)
    64  	m.outgoingRequestsSent.Init(a.OutgoingRequestsSent, b.OutgoingRequestsSent)
    65  	m.repliesReceived.Init(a.RepliesReceived, b.RepliesReceived)
    66  	m.outgoingRepliesDropped.Init(a.OutgoingRepliesDropped, b.OutgoingRepliesDropped)
    67  	m.outgoingRepliesSent.Init(a.OutgoingRepliesSent, b.OutgoingRepliesSent)
    68  }
    69  
    70  // LINT.ThenChange(../../tcpip.go:ARPStats)