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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-10-29 18:15:24 +0100
committerGitHub <noreply@github.com>2020-10-29 18:15:24 +0100
commitc8f0e1dab602ed94af95dc4f604f161696f249e0 (patch)
tree1d8fe4e091300aa7c2c6e61fcb1a509c382974b0 /vendor/github.com/prometheus/procfs/net_softnet.go
parente439aec4fa867cda0672079dac0fe394dfb3306c (diff)
parent65a618886efc48562e5b9ff99ca630c83622419b (diff)
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Merge pull request #8146 from vrothberg/image-mounts
new "image" mount type
Diffstat (limited to 'vendor/github.com/prometheus/procfs/net_softnet.go')
-rw-r--r--vendor/github.com/prometheus/procfs/net_softnet.go91
1 files changed, 0 insertions, 91 deletions
diff --git a/vendor/github.com/prometheus/procfs/net_softnet.go b/vendor/github.com/prometheus/procfs/net_softnet.go
deleted file mode 100644
index 6fcad20af..000000000
--- a/vendor/github.com/prometheus/procfs/net_softnet.go
+++ /dev/null
@@ -1,91 +0,0 @@
-// Copyright 2019 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 (
- "fmt"
- "io/ioutil"
- "strconv"
- "strings"
-)
-
-// For the proc file format details,
-// see https://elixir.bootlin.com/linux/v4.17/source/net/core/net-procfs.c#L162
-// and https://elixir.bootlin.com/linux/v4.17/source/include/linux/netdevice.h#L2810.
-
-// SoftnetEntry contains a single row of data from /proc/net/softnet_stat
-type SoftnetEntry struct {
- // Number of processed packets
- Processed uint
- // Number of dropped packets
- Dropped uint
- // Number of times processing packets ran out of quota
- TimeSqueezed uint
-}
-
-// GatherSoftnetStats reads /proc/net/softnet_stat, parse the relevant columns,
-// and then return a slice of SoftnetEntry's.
-func (fs FS) GatherSoftnetStats() ([]SoftnetEntry, error) {
- data, err := ioutil.ReadFile(fs.proc.Path("net/softnet_stat"))
- if err != nil {
- return nil, fmt.Errorf("error reading softnet %s: %s", fs.proc.Path("net/softnet_stat"), err)
- }
-
- return parseSoftnetEntries(data)
-}
-
-func parseSoftnetEntries(data []byte) ([]SoftnetEntry, error) {
- lines := strings.Split(string(data), "\n")
- entries := make([]SoftnetEntry, 0)
- var err error
- const (
- expectedColumns = 11
- )
- for _, line := range lines {
- columns := strings.Fields(line)
- width := len(columns)
- if width == 0 {
- continue
- }
- if width != expectedColumns {
- return []SoftnetEntry{}, fmt.Errorf("%d columns were detected, but %d were expected", width, expectedColumns)
- }
- var entry SoftnetEntry
- if entry, err = parseSoftnetEntry(columns); err != nil {
- return []SoftnetEntry{}, err
- }
- entries = append(entries, entry)
- }
-
- return entries, nil
-}
-
-func parseSoftnetEntry(columns []string) (SoftnetEntry, error) {
- var err error
- var processed, dropped, timeSqueezed uint64
- if processed, err = strconv.ParseUint(columns[0], 16, 32); err != nil {
- return SoftnetEntry{}, fmt.Errorf("Unable to parse column 0: %s", err)
- }
- if dropped, err = strconv.ParseUint(columns[1], 16, 32); err != nil {
- return SoftnetEntry{}, fmt.Errorf("Unable to parse column 1: %s", err)
- }
- if timeSqueezed, err = strconv.ParseUint(columns[2], 16, 32); err != nil {
- return SoftnetEntry{}, fmt.Errorf("Unable to parse column 2: %s", err)
- }
- return SoftnetEntry{
- Processed: uint(processed),
- Dropped: uint(dropped),
- TimeSqueezed: uint(timeSqueezed),
- }, nil
-}