/usr/share/gocode/src/github.com/shirou/gopsutil/cpu/cpu_solaris.go is in golang-github-shirou-gopsutil-dev 2.17.08-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 | package cpu
import (
"errors"
"fmt"
"os/exec"
"regexp"
"sort"
"strconv"
"strings"
"github.com/shirou/gopsutil/internal/common"
)
var ClocksPerSec = float64(128)
func init() {
getconf, err := exec.LookPath("/usr/bin/getconf")
if err != nil {
return
}
out, err := invoke.Command(getconf, "CLK_TCK")
// ignore errors
if err == nil {
i, err := strconv.ParseFloat(strings.TrimSpace(string(out)), 64)
if err == nil {
ClocksPerSec = float64(i)
}
}
}
func Times(percpu bool) ([]TimesStat, error) {
return []TimesStat{}, common.ErrNotImplementedError
}
func Info() ([]InfoStat, error) {
psrInfo, err := exec.LookPath("/usr/sbin/psrinfo")
if err != nil {
return nil, fmt.Errorf("cannot find psrinfo: %s", err)
}
psrInfoOut, err := invoke.Command(psrInfo, "-p", "-v")
if err != nil {
return nil, fmt.Errorf("cannot execute psrinfo: %s", err)
}
isaInfo, err := exec.LookPath("/usr/bin/isainfo")
if err != nil {
return nil, fmt.Errorf("cannot find isainfo: %s", err)
}
isaInfoOut, err := invoke.Command(isaInfo, "-b", "-v")
if err != nil {
return nil, fmt.Errorf("cannot execute isainfo: %s", err)
}
procs, err := parseProcessorInfo(string(psrInfoOut))
if err != nil {
return nil, fmt.Errorf("error parsing psrinfo output: %s", err)
}
flags, err := parseISAInfo(string(isaInfoOut))
if err != nil {
return nil, fmt.Errorf("error parsing isainfo output: %s", err)
}
result := make([]InfoStat, 0, len(flags))
for _, proc := range procs {
procWithFlags := proc
procWithFlags.Flags = flags
result = append(result, procWithFlags)
}
return result, nil
}
var flagsMatch = regexp.MustCompile(`[\w\.]+`)
func parseISAInfo(cmdOutput string) ([]string, error) {
words := flagsMatch.FindAllString(cmdOutput, -1)
// Sanity check the output
if len(words) < 4 || words[1] != "bit" || words[3] != "applications" {
return nil, errors.New("attempted to parse invalid isainfo output")
}
flags := make([]string, len(words)-4)
for i, val := range words[4:] {
flags[i] = val
}
sort.Strings(flags)
return flags, nil
}
var psrInfoMatch = regexp.MustCompile(`The physical processor has (?:([\d]+) virtual processor \(([\d]+)\)|([\d]+) cores and ([\d]+) virtual processors[^\n]+)\n(?:\s+ The core has.+\n)*\s+.+ \((\w+) ([\S]+) family (.+) model (.+) step (.+) clock (.+) MHz\)\n[\s]*(.*)`)
const (
psrNumCoresOffset = 1
psrNumCoresHTOffset = 3
psrNumHTOffset = 4
psrVendorIDOffset = 5
psrFamilyOffset = 7
psrModelOffset = 8
psrStepOffset = 9
psrClockOffset = 10
psrModelNameOffset = 11
)
func parseProcessorInfo(cmdOutput string) ([]InfoStat, error) {
matches := psrInfoMatch.FindAllStringSubmatch(cmdOutput, -1)
var infoStatCount int32
result := make([]InfoStat, 0, len(matches))
for physicalIndex, physicalCPU := range matches {
var step int32
var clock float64
if physicalCPU[psrStepOffset] != "" {
stepParsed, err := strconv.ParseInt(physicalCPU[psrStepOffset], 10, 32)
if err != nil {
return nil, fmt.Errorf("cannot parse value %q for step as 32-bit integer: %s", physicalCPU[9], err)
}
step = int32(stepParsed)
}
if physicalCPU[psrClockOffset] != "" {
clockParsed, err := strconv.ParseInt(physicalCPU[psrClockOffset], 10, 64)
if err != nil {
return nil, fmt.Errorf("cannot parse value %q for clock as 32-bit integer: %s", physicalCPU[10], err)
}
clock = float64(clockParsed)
}
var err error
var numCores int64
var numHT int64
switch {
case physicalCPU[psrNumCoresOffset] != "":
numCores, err = strconv.ParseInt(physicalCPU[psrNumCoresOffset], 10, 32)
if err != nil {
return nil, fmt.Errorf("cannot parse value %q for core count as 32-bit integer: %s", physicalCPU[1], err)
}
for i := 0; i < int(numCores); i++ {
result = append(result, InfoStat{
CPU: infoStatCount,
PhysicalID: strconv.Itoa(physicalIndex),
CoreID: strconv.Itoa(i),
Cores: 1,
VendorID: physicalCPU[psrVendorIDOffset],
ModelName: physicalCPU[psrModelNameOffset],
Family: physicalCPU[psrFamilyOffset],
Model: physicalCPU[psrModelOffset],
Stepping: step,
Mhz: clock,
})
infoStatCount++
}
case physicalCPU[psrNumCoresHTOffset] != "":
numCores, err = strconv.ParseInt(physicalCPU[psrNumCoresHTOffset], 10, 32)
if err != nil {
return nil, fmt.Errorf("cannot parse value %q for core count as 32-bit integer: %s", physicalCPU[3], err)
}
numHT, err = strconv.ParseInt(physicalCPU[psrNumHTOffset], 10, 32)
if err != nil {
return nil, fmt.Errorf("cannot parse value %q for hyperthread count as 32-bit integer: %s", physicalCPU[4], err)
}
for i := 0; i < int(numCores); i++ {
result = append(result, InfoStat{
CPU: infoStatCount,
PhysicalID: strconv.Itoa(physicalIndex),
CoreID: strconv.Itoa(i),
Cores: int32(numHT) / int32(numCores),
VendorID: physicalCPU[psrVendorIDOffset],
ModelName: physicalCPU[psrModelNameOffset],
Family: physicalCPU[psrFamilyOffset],
Model: physicalCPU[psrModelOffset],
Stepping: step,
Mhz: clock,
})
infoStatCount++
}
default:
return nil, errors.New("values for cores with and without hyperthreading are both set")
}
}
return result, nil
}
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