52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
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// 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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"fmt"
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"strings"
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"github.com/prometheus/procfs/internal/util"
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)
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func sysctlToPath(sysctl string) string {
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return strings.Replace(sysctl, ".", "/", -1)
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}
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func (fs FS) SysctlStrings(sysctl string) ([]string, error) {
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value, err := util.SysReadFile(fs.proc.Path("sys", sysctlToPath(sysctl)))
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if err != nil {
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return nil, err
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}
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return strings.Fields(value), nil
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}
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func (fs FS) SysctlInts(sysctl string) ([]int, error) {
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fields, err := fs.SysctlStrings(sysctl)
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if err != nil {
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return nil, err
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}
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values := make([]int, len(fields))
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for i, f := range fields {
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vp := util.NewValueParser(f)
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values[i] = vp.Int()
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if err := vp.Err(); err != nil {
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return nil, fmt.Errorf("%s: field %d in sysctl %s is not a valid int: %w", ErrFileParse, i, sysctl, err)
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}
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}
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return values, nil
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}
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