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Diffstat (limited to 'vendor/github.com/prometheus/procfs/proc_interrupts.go')
-rw-r--r--vendor/github.com/prometheus/procfs/proc_interrupts.go98
1 files changed, 0 insertions, 98 deletions
diff --git a/vendor/github.com/prometheus/procfs/proc_interrupts.go b/vendor/github.com/prometheus/procfs/proc_interrupts.go
deleted file mode 100644
index 86b4b4524..000000000
--- a/vendor/github.com/prometheus/procfs/proc_interrupts.go
+++ /dev/null
@@ -1,98 +0,0 @@
-// Copyright 2022 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"
- "bytes"
- "errors"
- "fmt"
- "io"
- "strconv"
- "strings"
-
- "github.com/prometheus/procfs/internal/util"
-)
-
-// Interrupt represents a single interrupt line.
-type Interrupt struct {
- // Info is the type of interrupt.
- Info string
- // Devices is the name of the device that is located at that IRQ
- Devices string
- // Values is the number of interrupts per CPU.
- Values []string
-}
-
-// Interrupts models the content of /proc/interrupts. Key is the IRQ number.
-// - https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/deployment_guide/s2-proc-interrupts
-// - https://raspberrypi.stackexchange.com/questions/105802/explanation-of-proc-interrupts-output
-type Interrupts map[string]Interrupt
-
-// Interrupts creates a new instance from a given Proc instance.
-func (p Proc) Interrupts() (Interrupts, error) {
- data, err := util.ReadFileNoStat(p.path("interrupts"))
- if err != nil {
- return nil, err
- }
- return parseInterrupts(bytes.NewReader(data))
-}
-
-func parseInterrupts(r io.Reader) (Interrupts, error) {
- var (
- interrupts = Interrupts{}
- scanner = bufio.NewScanner(r)
- )
-
- if !scanner.Scan() {
- return nil, errors.New("interrupts empty")
- }
- cpuNum := len(strings.Fields(scanner.Text())) // one header per cpu
-
- for scanner.Scan() {
- parts := strings.Fields(scanner.Text())
- if len(parts) == 0 { // skip empty lines
- continue
- }
- if len(parts) < 2 {
- return nil, fmt.Errorf("%w: Not enough fields in interrupts (expected 2+ fields but got %d): %s", ErrFileParse, len(parts), parts)
- }
- intName := parts[0][:len(parts[0])-1] // remove trailing :
-
- if len(parts) == 2 {
- interrupts[intName] = Interrupt{
- Info: "",
- Devices: "",
- Values: []string{
- parts[1],
- },
- }
- continue
- }
-
- intr := Interrupt{
- Values: parts[1 : cpuNum+1],
- }
-
- if _, err := strconv.Atoi(intName); err == nil { // numeral interrupt
- intr.Info = parts[cpuNum+1]
- intr.Devices = strings.Join(parts[cpuNum+2:], " ")
- } else {
- intr.Info = strings.Join(parts[cpuNum+1:], " ")
- }
- interrupts[intName] = intr
- }
-
- return interrupts, scanner.Err()
-}