github.com/ttpreport/gvisor-ligolo@v0.0.0-20240123134145-a858404967ba/pkg/tcpip/stack/nic_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 stack
    16  
    17  import (
    18  	"github.com/ttpreport/gvisor-ligolo/pkg/tcpip"
    19  )
    20  
    21  type sharedStats struct {
    22  	local tcpip.NICStats
    23  	multiCounterNICStats
    24  }
    25  
    26  // LINT.IfChange(multiCounterNICPacketStats)
    27  
    28  type multiCounterNICPacketStats struct {
    29  	packets tcpip.MultiCounterStat
    30  	bytes   tcpip.MultiCounterStat
    31  }
    32  
    33  func (m *multiCounterNICPacketStats) init(a, b *tcpip.NICPacketStats) {
    34  	m.packets.Init(a.Packets, b.Packets)
    35  	m.bytes.Init(a.Bytes, b.Bytes)
    36  }
    37  
    38  // LINT.ThenChange(../tcpip.go:NICPacketStats)
    39  
    40  // LINT.IfChange(multiCounterNICNeighborStats)
    41  
    42  type multiCounterNICNeighborStats struct {
    43  	unreachableEntryLookups                    tcpip.MultiCounterStat
    44  	droppedConfirmationForNoninitiatedNeighbor tcpip.MultiCounterStat
    45  	droppedInvalidLinkAddressConfirmations     tcpip.MultiCounterStat
    46  }
    47  
    48  func (m *multiCounterNICNeighborStats) init(a, b *tcpip.NICNeighborStats) {
    49  	m.unreachableEntryLookups.Init(a.UnreachableEntryLookups, b.UnreachableEntryLookups)
    50  	m.droppedConfirmationForNoninitiatedNeighbor.Init(a.DroppedConfirmationForNoninitiatedNeighbor, b.DroppedConfirmationForNoninitiatedNeighbor)
    51  	m.droppedInvalidLinkAddressConfirmations.Init(a.DroppedInvalidLinkAddressConfirmations, b.DroppedInvalidLinkAddressConfirmations)
    52  }
    53  
    54  // LINT.ThenChange(../tcpip.go:NICNeighborStats)
    55  
    56  // LINT.IfChange(multiCounterNICStats)
    57  
    58  type multiCounterNICStats struct {
    59  	unknownL3ProtocolRcvdPacketCounts tcpip.MultiIntegralStatCounterMap
    60  	unknownL4ProtocolRcvdPacketCounts tcpip.MultiIntegralStatCounterMap
    61  	malformedL4RcvdPackets            tcpip.MultiCounterStat
    62  	tx                                multiCounterNICPacketStats
    63  	txPacketsDroppedNoBufferSpace     tcpip.MultiCounterStat
    64  	rx                                multiCounterNICPacketStats
    65  	disabledRx                        multiCounterNICPacketStats
    66  	neighbor                          multiCounterNICNeighborStats
    67  }
    68  
    69  func (m *multiCounterNICStats) init(a, b *tcpip.NICStats) {
    70  	m.unknownL3ProtocolRcvdPacketCounts.Init(a.UnknownL3ProtocolRcvdPacketCounts, b.UnknownL3ProtocolRcvdPacketCounts)
    71  	m.unknownL4ProtocolRcvdPacketCounts.Init(a.UnknownL4ProtocolRcvdPacketCounts, b.UnknownL4ProtocolRcvdPacketCounts)
    72  	m.malformedL4RcvdPackets.Init(a.MalformedL4RcvdPackets, b.MalformedL4RcvdPackets)
    73  	m.tx.init(&a.Tx, &b.Tx)
    74  	m.txPacketsDroppedNoBufferSpace.Init(a.TxPacketsDroppedNoBufferSpace, b.TxPacketsDroppedNoBufferSpace)
    75  	m.rx.init(&a.Rx, &b.Rx)
    76  	m.disabledRx.init(&a.DisabledRx, &b.DisabledRx)
    77  	m.neighbor.init(&a.Neighbor, &b.Neighbor)
    78  }
    79  
    80  // LINT.ThenChange(../tcpip.go:NICStats)