Commit b9418bab authored by ale's avatar ale
Browse files

Merge branch 'renovate/github.com-prometheus-client_golang-1.x' into 'master'

Update module github.com/prometheus/client_golang to v1.11.0

See merge request ai3/tools/acmeserver!11
parents 4f49e9f0 9b26278e
......@@ -36,7 +36,7 @@ type ARPEntry struct {
func (fs FS) GatherARPEntries() ([]ARPEntry, error) {
data, err := ioutil.ReadFile(fs.proc.Path("net/arp"))
if err != nil {
return nil, fmt.Errorf("error reading arp %s: %s", fs.proc.Path("net/arp"), err)
return nil, fmt.Errorf("error reading arp %q: %w", fs.proc.Path("net/arp"), err)
}
return parseARPEntries(data)
......@@ -59,7 +59,7 @@ func parseARPEntries(data []byte) ([]ARPEntry, error) {
} else if width == expectedDataWidth {
entry, err := parseARPEntry(columns)
if err != nil {
return []ARPEntry{}, fmt.Errorf("failed to parse ARP entry: %s", err)
return []ARPEntry{}, fmt.Errorf("failed to parse ARP entry: %w", err)
}
entries = append(entries, entry)
} else {
......
......@@ -74,7 +74,7 @@ func parseBuddyInfo(r io.Reader) ([]BuddyInfo, error) {
for i := 0; i < arraySize; i++ {
sizes[i], err = strconv.ParseFloat(parts[i+4], 64)
if err != nil {
return nil, fmt.Errorf("invalid value in buddyinfo: %s", err)
return nil, fmt.Errorf("invalid value in buddyinfo: %w", err)
}
}
......
......@@ -19,6 +19,7 @@ import (
"bufio"
"bytes"
"errors"
"fmt"
"regexp"
"strconv"
"strings"
......@@ -77,7 +78,7 @@ func parseCPUInfoX86(info []byte) ([]CPUInfo, error) {
// find the first "processor" line
firstLine := firstNonEmptyLine(scanner)
if !strings.HasPrefix(firstLine, "processor") || !strings.Contains(firstLine, ":") {
return nil, errors.New("invalid cpuinfo file: " + firstLine)
return nil, fmt.Errorf("invalid cpuinfo file: %q", firstLine)
}
field := strings.SplitN(firstLine, ": ", 2)
v, err := strconv.ParseUint(field[1], 0, 32)
......@@ -192,7 +193,7 @@ func parseCPUInfoARM(info []byte) ([]CPUInfo, error) {
firstLine := firstNonEmptyLine(scanner)
match, _ := regexp.MatchString("^[Pp]rocessor", firstLine)
if !match || !strings.Contains(firstLine, ":") {
return nil, errors.New("invalid cpuinfo file: " + firstLine)
return nil, fmt.Errorf("invalid cpuinfo file: %q", firstLine)
}
field := strings.SplitN(firstLine, ": ", 2)
cpuinfo := []CPUInfo{}
......@@ -256,7 +257,7 @@ func parseCPUInfoS390X(info []byte) ([]CPUInfo, error) {
firstLine := firstNonEmptyLine(scanner)
if !strings.HasPrefix(firstLine, "vendor_id") || !strings.Contains(firstLine, ":") {
return nil, errors.New("invalid cpuinfo file: " + firstLine)
return nil, fmt.Errorf("invalid cpuinfo file: %q", firstLine)
}
field := strings.SplitN(firstLine, ": ", 2)
cpuinfo := []CPUInfo{}
......@@ -281,7 +282,7 @@ func parseCPUInfoS390X(info []byte) ([]CPUInfo, error) {
if strings.HasPrefix(line, "processor") {
match := cpuinfoS390XProcessorRegexp.FindStringSubmatch(line)
if len(match) < 2 {
return nil, errors.New("Invalid line found in cpuinfo: " + line)
return nil, fmt.Errorf("invalid cpuinfo file: %q", firstLine)
}
cpu := commonCPUInfo
v, err := strconv.ParseUint(match[1], 0, 32)
......@@ -341,7 +342,7 @@ func parseCPUInfoMips(info []byte) ([]CPUInfo, error) {
// find the first "processor" line
firstLine := firstNonEmptyLine(scanner)
if !strings.HasPrefix(firstLine, "system type") || !strings.Contains(firstLine, ":") {
return nil, errors.New("invalid cpuinfo file: " + firstLine)
return nil, fmt.Errorf("invalid cpuinfo file: %q", firstLine)
}
field := strings.SplitN(firstLine, ": ", 2)
cpuinfo := []CPUInfo{}
......@@ -383,7 +384,7 @@ func parseCPUInfoPPC(info []byte) ([]CPUInfo, error) {
firstLine := firstNonEmptyLine(scanner)
if !strings.HasPrefix(firstLine, "processor") || !strings.Contains(firstLine, ":") {
return nil, errors.New("invalid cpuinfo file: " + firstLine)
return nil, fmt.Errorf("invalid cpuinfo file: %q", firstLine)
}
field := strings.SplitN(firstLine, ": ", 2)
v, err := strconv.ParseUint(field[1], 0, 32)
......@@ -428,7 +429,7 @@ func parseCPUInfoRISCV(info []byte) ([]CPUInfo, error) {
firstLine := firstNonEmptyLine(scanner)
if !strings.HasPrefix(firstLine, "processor") || !strings.Contains(firstLine, ":") {
return nil, errors.New("invalid cpuinfo file: " + firstLine)
return nil, fmt.Errorf("invalid cpuinfo file: %q", firstLine)
}
field := strings.SplitN(firstLine, ": ", 2)
v, err := strconv.ParseUint(field[1], 0, 32)
......
......@@ -55,12 +55,12 @@ func (fs FS) Crypto() ([]Crypto, error) {
path := fs.proc.Path("crypto")
b, err := util.ReadFileNoStat(path)
if err != nil {
return nil, fmt.Errorf("error reading crypto %s: %s", path, err)
return nil, fmt.Errorf("error reading crypto %q: %w", path, err)
}
crypto, err := parseCrypto(bytes.NewReader(b))
if err != nil {
return nil, fmt.Errorf("error parsing crypto %s: %s", path, err)
return nil, fmt.Errorf("error parsing crypto %q: %w", path, err)
}
return crypto, nil
......
......@@ -236,7 +236,7 @@ func (fs FS) Fscacheinfo() (Fscacheinfo, error) {
m, err := parseFscacheinfo(bytes.NewReader(b))
if err != nil {
return Fscacheinfo{}, fmt.Errorf("failed to parse Fscacheinfo: %v", err)
return Fscacheinfo{}, fmt.Errorf("failed to parse Fscacheinfo: %w", err)
}
return *m, nil
......
module github.com/prometheus/procfs
go 1.12
go 1.13
require (
github.com/google/go-cmp v0.3.1
golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e
golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e
github.com/google/go-cmp v0.5.4
golang.org/x/sync v0.0.0-20201207232520-09787c993a3a
golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c
)
github.com/google/go-cmp v0.3.1 h1:Xye71clBPdm5HgqGwUkwhbynsUJZhDbS20FvLhQ2izg=
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e h1:vcxGaoTs7kV8m5Np9uUNQin4BrLOthgV7252N8V+FwY=
golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e h1:LwyF2AFISC9nVbS6MgzsaQNSUsRXI49GS+YQ5KX/QH0=
golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
github.com/google/go-cmp v0.5.4 h1:L8R9j+yAqZuZjsqh/z+F1NCffTKKLShY6zXTItVIZ8M=
github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
golang.org/x/sync v0.0.0-20201207232520-09787c993a3a h1:DcqTD9SDLc+1P/r1EmRBwnVsrOwW+kk2vWf9n+1sGhs=
golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c h1:VwygUrnw9jn88c4u8GD3rZQbqrP/tgas88tPUbBxQrk=
golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
......@@ -39,10 +39,10 @@ type FS string
func NewFS(mountPoint string) (FS, error) {
info, err := os.Stat(mountPoint)
if err != nil {
return "", fmt.Errorf("could not read %s: %s", mountPoint, err)
return "", fmt.Errorf("could not read %q: %w", mountPoint, err)
}
if !info.IsDir() {
return "", fmt.Errorf("mount point %s is not a directory", mountPoint)
return "", fmt.Errorf("mount point %q is not a directory", mountPoint)
}
return FS(mountPoint), nil
......
......@@ -44,14 +44,14 @@ func parseLoad(loadavgBytes []byte) (*LoadAvg, error) {
loads := make([]float64, 3)
parts := strings.Fields(string(loadavgBytes))
if len(parts) < 3 {
return nil, fmt.Errorf("malformed loadavg line: too few fields in loadavg string: %s", string(loadavgBytes))
return nil, fmt.Errorf("malformed loadavg line: too few fields in loadavg string: %q", string(loadavgBytes))
}
var err error
for i, load := range parts[0:3] {
loads[i], err = strconv.ParseFloat(load, 64)
if err != nil {
return nil, fmt.Errorf("could not parse load '%s': %s", load, err)
return nil, fmt.Errorf("could not parse load %q: %w", load, err)
}
}
return &LoadAvg{
......
......@@ -59,7 +59,7 @@ func (fs FS) MDStat() ([]MDStat, error) {
}
mdstat, err := parseMDStat(data)
if err != nil {
return nil, fmt.Errorf("error parsing mdstat %s: %s", fs.proc.Path("mdstat"), err)
return nil, fmt.Errorf("error parsing mdstat %q: %w", fs.proc.Path("mdstat"), err)
}
return mdstat, nil
}
......@@ -85,10 +85,7 @@ func parseMDStat(mdStatData []byte) ([]MDStat, error) {
state := deviceFields[2] // active or inactive
if len(lines) <= i+3 {
return nil, fmt.Errorf(
"error parsing %s: too few lines for md device",
mdName,
)
return nil, fmt.Errorf("error parsing %q: too few lines for md device", mdName)
}
// Failed disks have the suffix (F) & Spare disks have the suffix (S).
......@@ -97,7 +94,7 @@ func parseMDStat(mdStatData []byte) ([]MDStat, error) {
active, total, size, err := evalStatusLine(lines[i], lines[i+1])
if err != nil {
return nil, fmt.Errorf("error parsing md device lines: %s", err)
return nil, fmt.Errorf("error parsing md device lines: %w", err)
}
syncLineIdx := i + 2
......@@ -129,7 +126,7 @@ func parseMDStat(mdStatData []byte) ([]MDStat, error) {
} else {
syncedBlocks, err = evalRecoveryLine(lines[syncLineIdx])
if err != nil {
return nil, fmt.Errorf("error parsing sync line in md device %s: %s", mdName, err)
return nil, fmt.Errorf("error parsing sync line in md device %q: %w", mdName, err)
}
}
}
......@@ -155,7 +152,7 @@ func evalStatusLine(deviceLine, statusLine string) (active, total, size int64, e
sizeStr := strings.Fields(statusLine)[0]
size, err = strconv.ParseInt(sizeStr, 10, 64)
if err != nil {
return 0, 0, 0, fmt.Errorf("unexpected statusLine %s: %s", statusLine, err)
return 0, 0, 0, fmt.Errorf("unexpected statusLine %q: %w", statusLine, err)
}
if strings.Contains(deviceLine, "raid0") || strings.Contains(deviceLine, "linear") {
......@@ -175,12 +172,12 @@ func evalStatusLine(deviceLine, statusLine string) (active, total, size int64, e
total, err = strconv.ParseInt(matches[2], 10, 64)
if err != nil {
return 0, 0, 0, fmt.Errorf("unexpected statusLine %s: %s", statusLine, err)
return 0, 0, 0, fmt.Errorf("unexpected statusLine %q: %w", statusLine, err)
}
active, err = strconv.ParseInt(matches[3], 10, 64)
if err != nil {
return 0, 0, 0, fmt.Errorf("unexpected statusLine %s: %s", statusLine, err)
return 0, 0, 0, fmt.Errorf("unexpected statusLine %q: %w", statusLine, err)
}
return active, total, size, nil
......@@ -194,7 +191,7 @@ func evalRecoveryLine(recoveryLine string) (syncedBlocks int64, err error) {
syncedBlocks, err = strconv.ParseInt(matches[1], 10, 64)
if err != nil {
return 0, fmt.Errorf("%s in recoveryLine: %s", err, recoveryLine)
return 0, fmt.Errorf("error parsing int from recoveryLine %q: %w", recoveryLine, err)
}
return syncedBlocks, nil
......
......@@ -152,7 +152,7 @@ func (fs FS) Meminfo() (Meminfo, error) {
m, err := parseMemInfo(bytes.NewReader(b))
if err != nil {
return Meminfo{}, fmt.Errorf("failed to parse meminfo: %v", err)
return Meminfo{}, fmt.Errorf("failed to parse meminfo: %w", err)
}
return *m, nil
......
......@@ -55,7 +55,7 @@ func readConntrackStat(path string) ([]ConntrackStatEntry, error) {
stat, err := parseConntrackStat(bytes.NewReader(b))
if err != nil {
return nil, fmt.Errorf("failed to read conntrack stats from %q: %v", path, err)
return nil, fmt.Errorf("failed to read conntrack stats from %q: %w", path, err)
}
return stat, nil
......@@ -147,7 +147,7 @@ func parseConntrackStatEntry(fields []string) (*ConntrackStatEntry, error) {
func parseConntrackStatField(field string) (uint64, error) {
val, err := strconv.ParseUint(field, 16, 64)
if err != nil {
return 0, fmt.Errorf("couldn't parse \"%s\" field: %s", field, err)
return 0, fmt.Errorf("couldn't parse %q field: %w", field, err)
}
return val, err
}
// Copyright 2020 The Prometheus Authors
// 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 procfs
import (
"bufio"
"encoding/hex"
"fmt"
"io"
"net"
"os"
"strconv"
"strings"
)
const (
// readLimit is used by io.LimitReader while reading the content of the
// /proc/net/udp{,6} files. The number of lines inside such a file is dynamic
// as each line represents a single used socket.
// In theory, the number of available sockets is 65535 (2^16 - 1) per IP.
// With e.g. 150 Byte per line and the maximum number of 65535,
// the reader needs to handle 150 Byte * 65535 =~ 10 MB for a single IP.
readLimit = 4294967296 // Byte -> 4 GiB
)
// this contains generic data structures for both udp and tcp sockets
type (
// NetIPSocket represents the contents of /proc/net/{t,u}dp{,6} file without the header.
NetIPSocket []*netIPSocketLine
// NetIPSocketSummary provides already computed values like the total queue lengths or
// the total number of used sockets. In contrast to NetIPSocket it does not collect
// the parsed lines into a slice.
NetIPSocketSummary struct {
// TxQueueLength shows the total queue length of all parsed tx_queue lengths.
TxQueueLength uint64
// RxQueueLength shows the total queue length of all parsed rx_queue lengths.
RxQueueLength uint64
// UsedSockets shows the total number of parsed lines representing the
// number of used sockets.
UsedSockets uint64
}
// netIPSocketLine represents the fields parsed from a single line
// in /proc/net/{t,u}dp{,6}. Fields which are not used by IPSocket are skipped.
// For the proc file format details, see https://linux.die.net/man/5/proc.
netIPSocketLine struct {
Sl uint64
LocalAddr net.IP
LocalPort uint64
RemAddr net.IP
RemPort uint64
St uint64
TxQueue uint64
RxQueue uint64
UID uint64
}
)
func newNetIPSocket(file string) (NetIPSocket, error) {
f, err := os.Open(file)
if err != nil {
return nil, err
}
defer f.Close()
var netIPSocket NetIPSocket
lr := io.LimitReader(f, readLimit)
s := bufio.NewScanner(lr)
s.Scan() // skip first line with headers
for s.Scan() {
fields := strings.Fields(s.Text())
line, err := parseNetIPSocketLine(fields)
if err != nil {
return nil, err
}
netIPSocket = append(netIPSocket, line)
}
if err := s.Err(); err != nil {
return nil, err
}
return netIPSocket, nil
}
// newNetIPSocketSummary creates a new NetIPSocket{,6} from the contents of the given file.
func newNetIPSocketSummary(file string) (*NetIPSocketSummary, error) {
f, err := os.Open(file)
if err != nil {
return nil, err
}
defer f.Close()
var netIPSocketSummary NetIPSocketSummary
lr := io.LimitReader(f, readLimit)
s := bufio.NewScanner(lr)
s.Scan() // skip first line with headers
for s.Scan() {
fields := strings.Fields(s.Text())
line, err := parseNetIPSocketLine(fields)
if err != nil {
return nil, err
}
netIPSocketSummary.TxQueueLength += line.TxQueue
netIPSocketSummary.RxQueueLength += line.RxQueue
netIPSocketSummary.UsedSockets++
}
if err := s.Err(); err != nil {
return nil, err
}
return &netIPSocketSummary, nil
}
// the /proc/net/{t,u}dp{,6} files are network byte order for ipv4 and for ipv6 the address is four words consisting of four bytes each. In each of those four words the four bytes are written in reverse order.
func parseIP(hexIP string) (net.IP, error) {
var byteIP []byte
byteIP, err := hex.DecodeString(hexIP)
if err != nil {
return nil, fmt.Errorf("cannot parse address field in socket line %q", hexIP)
}
switch len(byteIP) {
case 4:
return net.IP{byteIP[3], byteIP[2], byteIP[1], byteIP[0]}, nil
case 16:
i := net.IP{
byteIP[3], byteIP[2], byteIP[1], byteIP[0],
byteIP[7], byteIP[6], byteIP[5], byteIP[4],
byteIP[11], byteIP[10], byteIP[9], byteIP[8],
byteIP[15], byteIP[14], byteIP[13], byteIP[12],
}
return i, nil
default:
return nil, fmt.Errorf("Unable to parse IP %s", hexIP)
}
}
// parseNetIPSocketLine parses a single line, represented by a list of fields.
func parseNetIPSocketLine(fields []string) (*netIPSocketLine, error) {
line := &netIPSocketLine{}
if len(fields) < 8 {
return nil, fmt.Errorf(
"cannot parse net socket line as it has less then 8 columns %q",
strings.Join(fields, " "),
)
}
var err error // parse error
// sl
s := strings.Split(fields[0], ":")
if len(s) != 2 {
return nil, fmt.Errorf("cannot parse sl field in socket line %q", fields[0])
}
if line.Sl, err = strconv.ParseUint(s[0], 0, 64); err != nil {
return nil, fmt.Errorf("cannot parse sl value in socket line: %w", err)
}
// local_address
l := strings.Split(fields[1], ":")
if len(l) != 2 {
return nil, fmt.Errorf("cannot parse local_address field in socket line %q", fields[1])
}
if line.LocalAddr, err = parseIP(l[0]); err != nil {
return nil, err
}
if line.LocalPort, err = strconv.ParseUint(l[1], 16, 64); err != nil {
return nil, fmt.Errorf("cannot parse local_address port value in socket line: %w", err)
}
// remote_address
r := strings.Split(fields[2], ":")
if len(r) != 2 {
return nil, fmt.Errorf("cannot parse rem_address field in socket line %q", fields[1])
}
if line.RemAddr, err = parseIP(r[0]); err != nil {
return nil, err
}
if line.RemPort, err = strconv.ParseUint(r[1], 16, 64); err != nil {
return nil, fmt.Errorf("cannot parse rem_address port value in socket line: %w", err)
}
// st
if line.St, err = strconv.ParseUint(fields[3], 16, 64); err != nil {
return nil, fmt.Errorf("cannot parse st value in socket line: %w", err)
}
// tx_queue and rx_queue
q := strings.Split(fields[4], ":")
if len(q) != 2 {
return nil, fmt.Errorf(
"cannot parse tx/rx queues in socket line as it has a missing colon %q",
fields[4],
)
}
if line.TxQueue, err = strconv.ParseUint(q[0], 16, 64); err != nil {
return nil, fmt.Errorf("cannot parse tx_queue value in socket line: %w", err)
}
if line.RxQueue, err = strconv.ParseUint(q[1], 16, 64); err != nil {
return nil, fmt.Errorf("cannot parse rx_queue value in socket line: %w", err)
}
// uid
if line.UID, err = strconv.ParseUint(fields[7], 0, 64); err != nil {
return nil, fmt.Errorf("cannot parse uid value in socket line: %w", err)
}
return line, nil
}
......@@ -70,7 +70,7 @@ func readSockstat(name string) (*NetSockstat, error) {
stat, err := parseSockstat(bytes.NewReader(b))
if err != nil {
return nil, fmt.Errorf("failed to read sockstats from %q: %v", name, err)
return nil, fmt.Errorf("failed to read sockstats from %q: %w", name, err)
}
return stat, nil
......@@ -90,7 +90,7 @@ func parseSockstat(r io.Reader) (*NetSockstat, error) {
// The remaining fields are key/value pairs.
kvs, err := parseSockstatKVs(fields[1:])
if err != nil {
return nil, fmt.Errorf("error parsing sockstat key/value pairs from %q: %v", s.Text(), err)
return nil, fmt.Errorf("error parsing sockstat key/value pairs from %q: %w", s.Text(), err)
}
// The first field is the protocol. We must trim its colon suffix.
......
......@@ -51,7 +51,7 @@ func (fs FS) NetSoftnetStat() ([]SoftnetStat, error) {
entries, err := parseSoftnet(bytes.NewReader(b))
if err != nil {
return nil, fmt.Errorf("failed to parse /proc/net/softnet_stat: %v", err)
return nil, fmt.Errorf("failed to parse /proc/net/softnet_stat: %w", err)
}
return entries, nil
......
// Copyright 2020 The Prometheus Authors
// 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 procfs
type (
// NetTCP represents the contents of /proc/net/tcp{,6} file without the header.
NetTCP []*netIPSocketLine
// NetTCPSummary provides already computed values like the total queue lengths or
// the total number of used sockets. In contrast to NetTCP it does not collect
// the parsed lines into a slice.
NetTCPSummary NetIPSocketSummary
)
// NetTCP returns the IPv4 kernel/networking statistics for TCP datagrams
// read from /proc/net/tcp.
func (fs FS) NetTCP() (NetTCP, error) {
return newNetTCP(fs.proc.Path("net/tcp"))
}
// NetTCP6 returns the IPv6 kernel/networking statistics for TCP datagrams
// read from /proc/net/tcp6.
func (fs FS) NetTCP6() (NetTCP, error) {
return newNetTCP(fs.proc.Path("net/tcp6"))
}
// NetTCPSummary returns already computed statistics like the total queue lengths
// for TCP datagrams read from /proc/net/tcp.
func (fs FS) NetTCPSummary() (*NetTCPSummary, error) {
return newNetTCPSummary(fs.proc.Path("net/tcp"))
}
// NetTCP6Summary returns already computed statistics like the total queue lengths
// for TCP datagrams read from /proc/net/tcp6.
func (fs FS) NetTCP6Summary() (*NetTCPSummary, error) {
return newNetTCPSummary(fs.proc.Path("net/tcp6"))
}
// newNetTCP creates a new NetTCP{,6} from the contents of the given file.