Replace ioutils with os and io (#87)

This commit is contained in:
Thomas Gruber 2022-10-09 17:03:38 +02:00 committed by GitHub
parent 8849824ba9
commit 0fbff00996
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GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 30 additions and 32 deletions

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@ -5,7 +5,7 @@ import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"io"
"os"
"os/exec"
"os/user"
@ -115,7 +115,7 @@ func (m *BeegfsMetaCollector) Read(interval time.Duration, output chan lp.CCMetr
return
}
//get mounpoint
buffer, _ := ioutil.ReadFile(string("/proc/mounts"))
buffer, _ := os.ReadFile(string("/proc/mounts"))
mounts := strings.Split(string(buffer), "\n")
var mountpoints []string
for _, line := range mounts {
@ -157,9 +157,9 @@ func (m *BeegfsMetaCollector) Read(interval time.Duration, output chan lp.CCMetr
if err != nil {
fmt.Fprintf(os.Stderr, "BeegfsMetaCollector.Read(): Failed to execute command \"%s\": %s\n", cmd.String(), err.Error())
fmt.Fprintf(os.Stderr, "BeegfsMetaCollector.Read(): command exit code: \"%d\"\n", cmd.ProcessState.ExitCode())
data, _ := ioutil.ReadAll(cmdStderr)
data, _ := io.ReadAll(cmdStderr)
fmt.Fprintf(os.Stderr, "BeegfsMetaCollector.Read(): command stderr: \"%s\"\n", string(data))
data, _ = ioutil.ReadAll(cmdStdout)
data, _ = io.ReadAll(cmdStdout)
fmt.Fprintf(os.Stderr, "BeegfsMetaCollector.Read(): command stdout: \"%s\"\n", string(data))
return
}

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@ -5,7 +5,7 @@ import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"io"
"os"
"os/exec"
"os/user"
@ -108,7 +108,7 @@ func (m *BeegfsStorageCollector) Read(interval time.Duration, output chan lp.CCM
return
}
//get mounpoint
buffer, _ := ioutil.ReadFile(string("/proc/mounts"))
buffer, _ := os.ReadFile(string("/proc/mounts"))
mounts := strings.Split(string(buffer), "\n")
var mountpoints []string
for _, line := range mounts {
@ -149,9 +149,9 @@ func (m *BeegfsStorageCollector) Read(interval time.Duration, output chan lp.CCM
if err != nil {
fmt.Fprintf(os.Stderr, "BeegfsStorageCollector.Read(): Failed to execute command \"%s\": %s\n", cmd.String(), err.Error())
fmt.Fprintf(os.Stderr, "BeegfsStorageCollector.Read(): command exit code: \"%d\"\n", cmd.ProcessState.ExitCode())
data, _ := ioutil.ReadAll(cmdStderr)
data, _ := io.ReadAll(cmdStderr)
fmt.Fprintf(os.Stderr, "BeegfsStorageCollector.Read(): command stderr: \"%s\"\n", string(data))
data, _ = ioutil.ReadAll(cmdStdout)
data, _ = io.ReadAll(cmdStdout)
fmt.Fprintf(os.Stderr, "BeegfsStorageCollector.Read(): command stdout: \"%s\"\n", string(data))
return
}

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@ -3,7 +3,7 @@ package collectors
import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strconv"
"strings"
@ -88,7 +88,7 @@ func (m *CPUFreqCollector) Init(config json.RawMessage) error {
// Read package ID
physicalPackageIDFile := filepath.Join(cpuDir, "topology", "physical_package_id")
line, err := ioutil.ReadFile(physicalPackageIDFile)
line, err := os.ReadFile(physicalPackageIDFile)
if err != nil {
return fmt.Errorf("unable to read physical package ID from file '%s': %v", physicalPackageIDFile, err)
}
@ -100,7 +100,7 @@ func (m *CPUFreqCollector) Init(config json.RawMessage) error {
// Read core ID
coreIDFile := filepath.Join(cpuDir, "topology", "core_id")
line, err = ioutil.ReadFile(coreIDFile)
line, err = os.ReadFile(coreIDFile)
if err != nil {
return fmt.Errorf("unable to read core ID from file '%s': %v", coreIDFile, err)
}
@ -188,7 +188,7 @@ func (m *CPUFreqCollector) Read(interval time.Duration, output chan lp.CCMetric)
}
// Read current frequency
line, err := ioutil.ReadFile(t.scalingCurFreqFile)
line, err := os.ReadFile(t.scalingCurFreqFile)
if err != nil {
cclog.ComponentError(
m.name,

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@ -3,8 +3,8 @@ package collectors
import (
"encoding/json"
"errors"
"io/ioutil"
"log"
"os"
"os/exec"
"strings"
"time"
@ -53,7 +53,7 @@ func (m *CustomCmdCollector) Init(config json.RawMessage) error {
}
}
for _, f := range m.config.Files {
_, err = ioutil.ReadFile(f)
_, err = os.ReadFile(f)
if err == nil {
m.files = append(m.files, f)
} else {
@ -106,7 +106,7 @@ func (m *CustomCmdCollector) Read(interval time.Duration, output chan lp.CCMetri
}
}
for _, file := range m.files {
buffer, err := ioutil.ReadFile(file)
buffer, err := os.ReadFile(file)
if err != nil {
log.Print(err)
return

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@ -5,7 +5,7 @@ import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"io"
"log"
"os/exec"
"os/user"
@ -118,8 +118,8 @@ func (m *GpfsCollector) Read(interval time.Duration, output chan lp.CCMetric) {
cmd.Stderr = cmdStderr
err := cmd.Run()
if err != nil {
dataStdErr, _ := ioutil.ReadAll(cmdStderr)
dataStdOut, _ := ioutil.ReadAll(cmdStdout)
dataStdErr, _ := io.ReadAll(cmdStderr)
dataStdOut, _ := io.ReadAll(cmdStdout)
cclog.ComponentError(
m.name,
fmt.Sprintf("Read(): Failed to execute command \"%s\": %v\n", cmd.String(), err),

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@ -2,7 +2,6 @@ package collectors
import (
"fmt"
"io/ioutil"
"os"
cclog "github.com/ClusterCockpit/cc-metric-collector/internal/ccLogger"
@ -85,7 +84,7 @@ func (m *InfinibandCollector) Init(config json.RawMessage) error {
for _, path := range ibDirs {
// Skip, when no LID is assigned
line, err := ioutil.ReadFile(filepath.Join(path, "lid"))
line, err := os.ReadFile(filepath.Join(path, "lid"))
if err != nil {
continue
}
@ -175,7 +174,7 @@ func (m *InfinibandCollector) Read(interval time.Duration, output chan lp.CCMetr
for counterName, counterDef := range info.portCounterFiles {
// Read counter file
line, err := ioutil.ReadFile(counterDef.path)
line, err := os.ReadFile(counterDef.path)
if err != nil {
cclog.ComponentError(
m.name,

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@ -12,7 +12,6 @@ import (
"encoding/json"
"errors"
"fmt"
"io/ioutil"
"math"
"os"
"os/signal"
@ -154,7 +153,7 @@ func getBaseFreq() float64 {
}
var freq float64 = math.NaN()
for _, f := range files {
buffer, err := ioutil.ReadFile(f)
buffer, err := os.ReadFile(f)
if err == nil {
data := strings.Replace(string(buffer), "\n", "", -1)
x, err := strconv.ParseInt(data, 0, 64)

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@ -3,7 +3,7 @@ package collectors
import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"strconv"
"strings"
"time"
@ -72,7 +72,7 @@ func (m *LoadavgCollector) Read(interval time.Duration, output chan lp.CCMetric)
if !m.init {
return
}
buffer, err := ioutil.ReadFile(LOADAVGFILE)
buffer, err := os.ReadFile(LOADAVGFILE)
if err != nil {
if err != nil {
cclog.ComponentError(

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@ -3,7 +3,7 @@ package collectors
import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strconv"
"strings"
@ -83,14 +83,14 @@ func (m *TempCollector) Init(config json.RawMessage) error {
// sensor name
nameFile := filepath.Join(filepath.Dir(file), "name")
name, err := ioutil.ReadFile(nameFile)
name, err := os.ReadFile(nameFile)
if err == nil {
sensor.name = strings.TrimSpace(string(name))
}
// sensor label
labelFile := strings.TrimSuffix(file, "_input") + "_label"
label, err := ioutil.ReadFile(labelFile)
label, err := os.ReadFile(labelFile)
if err == nil {
sensor.label = strings.TrimSpace(string(label))
}
@ -117,7 +117,7 @@ func (m *TempCollector) Init(config json.RawMessage) error {
}
// Sensor file
_, err = ioutil.ReadFile(file)
_, err = os.ReadFile(file)
if err != nil {
continue
}
@ -139,7 +139,7 @@ func (m *TempCollector) Init(config json.RawMessage) error {
// max temperature
if m.config.ReportMaxTemp {
maxTempFile := strings.TrimSuffix(file, "_input") + "_max"
if buffer, err := ioutil.ReadFile(maxTempFile); err == nil {
if buffer, err := os.ReadFile(maxTempFile); err == nil {
if x, err := strconv.ParseInt(strings.TrimSpace(string(buffer)), 10, 64); err == nil {
sensor.maxTempName = strings.Replace(sensor.metricName, "temp", "max_temp", 1)
sensor.maxTemp = x / 1000
@ -150,7 +150,7 @@ func (m *TempCollector) Init(config json.RawMessage) error {
// critical temperature
if m.config.ReportCriticalTemp {
criticalTempFile := strings.TrimSuffix(file, "_input") + "_crit"
if buffer, err := ioutil.ReadFile(criticalTempFile); err == nil {
if buffer, err := os.ReadFile(criticalTempFile); err == nil {
if x, err := strconv.ParseInt(strings.TrimSpace(string(buffer)), 10, 64); err == nil {
sensor.critTempName = strings.Replace(sensor.metricName, "temp", "crit_temp", 1)
sensor.critTemp = x / 1000
@ -175,7 +175,7 @@ func (m *TempCollector) Read(interval time.Duration, output chan lp.CCMetric) {
for _, sensor := range m.sensors {
// Read sensor file
buffer, err := ioutil.ReadFile(sensor.file)
buffer, err := os.ReadFile(sensor.file)
if err != nil {
cclog.ComponentError(
m.name,