mirror of https://github.com/docker/cli.git
382 lines
11 KiB
Go
382 lines
11 KiB
Go
// Copyright 2022 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package procfs
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import (
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"bufio"
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"bytes"
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"errors"
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"io"
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"os"
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"strconv"
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"strings"
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"github.com/prometheus/procfs/internal/util"
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)
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// ProcSnmp6 models the content of /proc/<pid>/net/snmp6.
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type ProcSnmp6 struct {
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// The process ID.
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PID int
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Ip6
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Icmp6
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Udp6
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UdpLite6
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}
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type Ip6 struct { // nolint:revive
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InReceives float64
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InHdrErrors float64
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InTooBigErrors float64
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InNoRoutes float64
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InAddrErrors float64
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InUnknownProtos float64
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InTruncatedPkts float64
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InDiscards float64
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InDelivers float64
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OutForwDatagrams float64
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OutRequests float64
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OutDiscards float64
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OutNoRoutes float64
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ReasmTimeout float64
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ReasmReqds float64
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ReasmOKs float64
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ReasmFails float64
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FragOKs float64
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FragFails float64
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FragCreates float64
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InMcastPkts float64
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OutMcastPkts float64
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InOctets float64
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OutOctets float64
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InMcastOctets float64
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OutMcastOctets float64
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InBcastOctets float64
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OutBcastOctets float64
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InNoECTPkts float64
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InECT1Pkts float64
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InECT0Pkts float64
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InCEPkts float64
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}
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type Icmp6 struct {
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InMsgs float64
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InErrors float64
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OutMsgs float64
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OutErrors float64
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InCsumErrors float64
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InDestUnreachs float64
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InPktTooBigs float64
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InTimeExcds float64
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InParmProblems float64
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InEchos float64
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InEchoReplies float64
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InGroupMembQueries float64
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InGroupMembResponses float64
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InGroupMembReductions float64
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InRouterSolicits float64
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InRouterAdvertisements float64
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InNeighborSolicits float64
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InNeighborAdvertisements float64
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InRedirects float64
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InMLDv2Reports float64
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OutDestUnreachs float64
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OutPktTooBigs float64
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OutTimeExcds float64
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OutParmProblems float64
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OutEchos float64
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OutEchoReplies float64
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OutGroupMembQueries float64
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OutGroupMembResponses float64
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OutGroupMembReductions float64
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OutRouterSolicits float64
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OutRouterAdvertisements float64
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OutNeighborSolicits float64
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OutNeighborAdvertisements float64
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OutRedirects float64
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OutMLDv2Reports float64
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InType1 float64
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InType134 float64
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InType135 float64
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InType136 float64
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InType143 float64
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OutType133 float64
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OutType135 float64
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OutType136 float64
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OutType143 float64
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}
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type Udp6 struct { // nolint:revive
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InDatagrams float64
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NoPorts float64
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InErrors float64
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OutDatagrams float64
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RcvbufErrors float64
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SndbufErrors float64
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InCsumErrors float64
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IgnoredMulti float64
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}
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type UdpLite6 struct { // nolint:revive
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InDatagrams float64
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NoPorts float64
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InErrors float64
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OutDatagrams float64
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RcvbufErrors float64
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SndbufErrors float64
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InCsumErrors float64
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}
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func (p Proc) Snmp6() (ProcSnmp6, error) {
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filename := p.path("net/snmp6")
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data, err := util.ReadFileNoStat(filename)
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if err != nil {
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// On systems with IPv6 disabled, this file won't exist.
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// Do nothing.
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if errors.Is(err, os.ErrNotExist) {
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return ProcSnmp6{PID: p.PID}, nil
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}
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return ProcSnmp6{PID: p.PID}, err
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}
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procSnmp6, err := parseSNMP6Stats(bytes.NewReader(data))
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procSnmp6.PID = p.PID
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return procSnmp6, err
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}
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// parseSnmp6 parses the metrics from proc/<pid>/net/snmp6 file
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// and returns a map contains those metrics.
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func parseSNMP6Stats(r io.Reader) (ProcSnmp6, error) {
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var (
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scanner = bufio.NewScanner(r)
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procSnmp6 = ProcSnmp6{}
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)
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for scanner.Scan() {
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stat := strings.Fields(scanner.Text())
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if len(stat) < 2 {
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continue
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}
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// Expect to have "6" in metric name, skip line otherwise
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if sixIndex := strings.Index(stat[0], "6"); sixIndex != -1 {
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protocol := stat[0][:sixIndex+1]
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key := stat[0][sixIndex+1:]
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value, err := strconv.ParseFloat(stat[1], 64)
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if err != nil {
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return procSnmp6, err
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}
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switch protocol {
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case "Ip6":
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switch key {
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case "InReceives":
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procSnmp6.Ip6.InReceives = value
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case "InHdrErrors":
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procSnmp6.Ip6.InHdrErrors = value
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case "InTooBigErrors":
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procSnmp6.Ip6.InTooBigErrors = value
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case "InNoRoutes":
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procSnmp6.Ip6.InNoRoutes = value
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case "InAddrErrors":
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procSnmp6.Ip6.InAddrErrors = value
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case "InUnknownProtos":
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procSnmp6.Ip6.InUnknownProtos = value
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case "InTruncatedPkts":
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procSnmp6.Ip6.InTruncatedPkts = value
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case "InDiscards":
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procSnmp6.Ip6.InDiscards = value
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case "InDelivers":
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procSnmp6.Ip6.InDelivers = value
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case "OutForwDatagrams":
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procSnmp6.Ip6.OutForwDatagrams = value
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case "OutRequests":
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procSnmp6.Ip6.OutRequests = value
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case "OutDiscards":
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procSnmp6.Ip6.OutDiscards = value
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case "OutNoRoutes":
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procSnmp6.Ip6.OutNoRoutes = value
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case "ReasmTimeout":
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procSnmp6.Ip6.ReasmTimeout = value
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case "ReasmReqds":
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procSnmp6.Ip6.ReasmReqds = value
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case "ReasmOKs":
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procSnmp6.Ip6.ReasmOKs = value
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case "ReasmFails":
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procSnmp6.Ip6.ReasmFails = value
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case "FragOKs":
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procSnmp6.Ip6.FragOKs = value
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case "FragFails":
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procSnmp6.Ip6.FragFails = value
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case "FragCreates":
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procSnmp6.Ip6.FragCreates = value
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case "InMcastPkts":
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procSnmp6.Ip6.InMcastPkts = value
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case "OutMcastPkts":
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procSnmp6.Ip6.OutMcastPkts = value
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case "InOctets":
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procSnmp6.Ip6.InOctets = value
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case "OutOctets":
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procSnmp6.Ip6.OutOctets = value
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case "InMcastOctets":
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procSnmp6.Ip6.InMcastOctets = value
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case "OutMcastOctets":
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procSnmp6.Ip6.OutMcastOctets = value
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case "InBcastOctets":
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procSnmp6.Ip6.InBcastOctets = value
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case "OutBcastOctets":
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procSnmp6.Ip6.OutBcastOctets = value
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case "InNoECTPkts":
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procSnmp6.Ip6.InNoECTPkts = value
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case "InECT1Pkts":
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procSnmp6.Ip6.InECT1Pkts = value
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case "InECT0Pkts":
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procSnmp6.Ip6.InECT0Pkts = value
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case "InCEPkts":
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procSnmp6.Ip6.InCEPkts = value
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}
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case "Icmp6":
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switch key {
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case "InMsgs":
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procSnmp6.Icmp6.InMsgs = value
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case "InErrors":
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procSnmp6.Icmp6.InErrors = value
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case "OutMsgs":
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procSnmp6.Icmp6.OutMsgs = value
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case "OutErrors":
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procSnmp6.Icmp6.OutErrors = value
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case "InCsumErrors":
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procSnmp6.Icmp6.InCsumErrors = value
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case "InDestUnreachs":
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procSnmp6.Icmp6.InDestUnreachs = value
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case "InPktTooBigs":
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procSnmp6.Icmp6.InPktTooBigs = value
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case "InTimeExcds":
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procSnmp6.Icmp6.InTimeExcds = value
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case "InParmProblems":
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procSnmp6.Icmp6.InParmProblems = value
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case "InEchos":
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procSnmp6.Icmp6.InEchos = value
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case "InEchoReplies":
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procSnmp6.Icmp6.InEchoReplies = value
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case "InGroupMembQueries":
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procSnmp6.Icmp6.InGroupMembQueries = value
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case "InGroupMembResponses":
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procSnmp6.Icmp6.InGroupMembResponses = value
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case "InGroupMembReductions":
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procSnmp6.Icmp6.InGroupMembReductions = value
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case "InRouterSolicits":
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procSnmp6.Icmp6.InRouterSolicits = value
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case "InRouterAdvertisements":
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procSnmp6.Icmp6.InRouterAdvertisements = value
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case "InNeighborSolicits":
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procSnmp6.Icmp6.InNeighborSolicits = value
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case "InNeighborAdvertisements":
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procSnmp6.Icmp6.InNeighborAdvertisements = value
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case "InRedirects":
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procSnmp6.Icmp6.InRedirects = value
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case "InMLDv2Reports":
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procSnmp6.Icmp6.InMLDv2Reports = value
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case "OutDestUnreachs":
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procSnmp6.Icmp6.OutDestUnreachs = value
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case "OutPktTooBigs":
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procSnmp6.Icmp6.OutPktTooBigs = value
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case "OutTimeExcds":
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procSnmp6.Icmp6.OutTimeExcds = value
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case "OutParmProblems":
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procSnmp6.Icmp6.OutParmProblems = value
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case "OutEchos":
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procSnmp6.Icmp6.OutEchos = value
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case "OutEchoReplies":
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procSnmp6.Icmp6.OutEchoReplies = value
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case "OutGroupMembQueries":
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procSnmp6.Icmp6.OutGroupMembQueries = value
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case "OutGroupMembResponses":
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procSnmp6.Icmp6.OutGroupMembResponses = value
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case "OutGroupMembReductions":
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procSnmp6.Icmp6.OutGroupMembReductions = value
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case "OutRouterSolicits":
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procSnmp6.Icmp6.OutRouterSolicits = value
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case "OutRouterAdvertisements":
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procSnmp6.Icmp6.OutRouterAdvertisements = value
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case "OutNeighborSolicits":
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procSnmp6.Icmp6.OutNeighborSolicits = value
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case "OutNeighborAdvertisements":
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procSnmp6.Icmp6.OutNeighborAdvertisements = value
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case "OutRedirects":
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procSnmp6.Icmp6.OutRedirects = value
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case "OutMLDv2Reports":
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procSnmp6.Icmp6.OutMLDv2Reports = value
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case "InType1":
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procSnmp6.Icmp6.InType1 = value
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case "InType134":
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procSnmp6.Icmp6.InType134 = value
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case "InType135":
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procSnmp6.Icmp6.InType135 = value
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case "InType136":
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procSnmp6.Icmp6.InType136 = value
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case "InType143":
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procSnmp6.Icmp6.InType143 = value
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case "OutType133":
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procSnmp6.Icmp6.OutType133 = value
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case "OutType135":
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procSnmp6.Icmp6.OutType135 = value
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case "OutType136":
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procSnmp6.Icmp6.OutType136 = value
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case "OutType143":
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procSnmp6.Icmp6.OutType143 = value
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}
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case "Udp6":
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switch key {
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case "InDatagrams":
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procSnmp6.Udp6.InDatagrams = value
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case "NoPorts":
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procSnmp6.Udp6.NoPorts = value
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case "InErrors":
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procSnmp6.Udp6.InErrors = value
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case "OutDatagrams":
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procSnmp6.Udp6.OutDatagrams = value
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case "RcvbufErrors":
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procSnmp6.Udp6.RcvbufErrors = value
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case "SndbufErrors":
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procSnmp6.Udp6.SndbufErrors = value
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case "InCsumErrors":
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procSnmp6.Udp6.InCsumErrors = value
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case "IgnoredMulti":
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procSnmp6.Udp6.IgnoredMulti = value
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}
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case "UdpLite6":
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switch key {
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case "InDatagrams":
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procSnmp6.UdpLite6.InDatagrams = value
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case "NoPorts":
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procSnmp6.UdpLite6.NoPorts = value
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case "InErrors":
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procSnmp6.UdpLite6.InErrors = value
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case "OutDatagrams":
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procSnmp6.UdpLite6.OutDatagrams = value
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case "RcvbufErrors":
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procSnmp6.UdpLite6.RcvbufErrors = value
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case "SndbufErrors":
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procSnmp6.UdpLite6.SndbufErrors = value
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case "InCsumErrors":
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procSnmp6.UdpLite6.InCsumErrors = value
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}
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}
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}
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}
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return procSnmp6, scanner.Err()
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}
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