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Diffstat (limited to 'vendor/github.com/prometheus/procfs/net_dev.go')
-rw-r--r--vendor/github.com/prometheus/procfs/net_dev.go216
1 files changed, 0 insertions, 216 deletions
diff --git a/vendor/github.com/prometheus/procfs/net_dev.go b/vendor/github.com/prometheus/procfs/net_dev.go
deleted file mode 100644
index 3f25233..0000000
--- a/vendor/github.com/prometheus/procfs/net_dev.go
+++ /dev/null
@@ -1,216 +0,0 @@
-// Copyright 2018 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"
- "errors"
- "os"
- "sort"
- "strconv"
- "strings"
-)
-
-// NetDevLine is single line parsed from /proc/net/dev or /proc/[pid]/net/dev.
-type NetDevLine struct {
- Name string `json:"name"` // The name of the interface.
- RxBytes uint64 `json:"rx_bytes"` // Cumulative count of bytes received.
- RxPackets uint64 `json:"rx_packets"` // Cumulative count of packets received.
- RxErrors uint64 `json:"rx_errors"` // Cumulative count of receive errors encountered.
- RxDropped uint64 `json:"rx_dropped"` // Cumulative count of packets dropped while receiving.
- RxFIFO uint64 `json:"rx_fifo"` // Cumulative count of FIFO buffer errors.
- RxFrame uint64 `json:"rx_frame"` // Cumulative count of packet framing errors.
- RxCompressed uint64 `json:"rx_compressed"` // Cumulative count of compressed packets received by the device driver.
- RxMulticast uint64 `json:"rx_multicast"` // Cumulative count of multicast frames received by the device driver.
- TxBytes uint64 `json:"tx_bytes"` // Cumulative count of bytes transmitted.
- TxPackets uint64 `json:"tx_packets"` // Cumulative count of packets transmitted.
- TxErrors uint64 `json:"tx_errors"` // Cumulative count of transmit errors encountered.
- TxDropped uint64 `json:"tx_dropped"` // Cumulative count of packets dropped while transmitting.
- TxFIFO uint64 `json:"tx_fifo"` // Cumulative count of FIFO buffer errors.
- TxCollisions uint64 `json:"tx_collisions"` // Cumulative count of collisions detected on the interface.
- TxCarrier uint64 `json:"tx_carrier"` // Cumulative count of carrier losses detected by the device driver.
- TxCompressed uint64 `json:"tx_compressed"` // Cumulative count of compressed packets transmitted by the device driver.
-}
-
-// NetDev is parsed from /proc/net/dev or /proc/[pid]/net/dev. The map keys
-// are interface names.
-type NetDev map[string]NetDevLine
-
-// NewNetDev returns kernel/system statistics read from /proc/net/dev.
-func NewNetDev() (NetDev, error) {
- fs, err := NewFS(DefaultMountPoint)
- if err != nil {
- return nil, err
- }
-
- return fs.NewNetDev()
-}
-
-// NewNetDev returns kernel/system statistics read from /proc/net/dev.
-func (fs FS) NewNetDev() (NetDev, error) {
- return newNetDev(fs.Path("net/dev"))
-}
-
-// NewNetDev returns kernel/system statistics read from /proc/[pid]/net/dev.
-func (p Proc) NewNetDev() (NetDev, error) {
- return newNetDev(p.path("net/dev"))
-}
-
-// newNetDev creates a new NetDev from the contents of the given file.
-func newNetDev(file string) (NetDev, error) {
- f, err := os.Open(file)
- if err != nil {
- return NetDev{}, err
- }
- defer f.Close()
-
- nd := NetDev{}
- s := bufio.NewScanner(f)
- for n := 0; s.Scan(); n++ {
- // Skip the 2 header lines.
- if n < 2 {
- continue
- }
-
- line, err := nd.parseLine(s.Text())
- if err != nil {
- return nd, err
- }
-
- nd[line.Name] = *line
- }
-
- return nd, s.Err()
-}
-
-// parseLine parses a single line from the /proc/net/dev file. Header lines
-// must be filtered prior to calling this method.
-func (nd NetDev) parseLine(rawLine string) (*NetDevLine, error) {
- parts := strings.SplitN(rawLine, ":", 2)
- if len(parts) != 2 {
- return nil, errors.New("invalid net/dev line, missing colon")
- }
- fields := strings.Fields(strings.TrimSpace(parts[1]))
-
- var err error
- line := &NetDevLine{}
-
- // Interface Name
- line.Name = strings.TrimSpace(parts[0])
- if line.Name == "" {
- return nil, errors.New("invalid net/dev line, empty interface name")
- }
-
- // RX
- line.RxBytes, err = strconv.ParseUint(fields[0], 10, 64)
- if err != nil {
- return nil, err
- }
- line.RxPackets, err = strconv.ParseUint(fields[1], 10, 64)
- if err != nil {
- return nil, err
- }
- line.RxErrors, err = strconv.ParseUint(fields[2], 10, 64)
- if err != nil {
- return nil, err
- }
- line.RxDropped, err = strconv.ParseUint(fields[3], 10, 64)
- if err != nil {
- return nil, err
- }
- line.RxFIFO, err = strconv.ParseUint(fields[4], 10, 64)
- if err != nil {
- return nil, err
- }
- line.RxFrame, err = strconv.ParseUint(fields[5], 10, 64)
- if err != nil {
- return nil, err
- }
- line.RxCompressed, err = strconv.ParseUint(fields[6], 10, 64)
- if err != nil {
- return nil, err
- }
- line.RxMulticast, err = strconv.ParseUint(fields[7], 10, 64)
- if err != nil {
- return nil, err
- }
-
- // TX
- line.TxBytes, err = strconv.ParseUint(fields[8], 10, 64)
- if err != nil {
- return nil, err
- }
- line.TxPackets, err = strconv.ParseUint(fields[9], 10, 64)
- if err != nil {
- return nil, err
- }
- line.TxErrors, err = strconv.ParseUint(fields[10], 10, 64)
- if err != nil {
- return nil, err
- }
- line.TxDropped, err = strconv.ParseUint(fields[11], 10, 64)
- if err != nil {
- return nil, err
- }
- line.TxFIFO, err = strconv.ParseUint(fields[12], 10, 64)
- if err != nil {
- return nil, err
- }
- line.TxCollisions, err = strconv.ParseUint(fields[13], 10, 64)
- if err != nil {
- return nil, err
- }
- line.TxCarrier, err = strconv.ParseUint(fields[14], 10, 64)
- if err != nil {
- return nil, err
- }
- line.TxCompressed, err = strconv.ParseUint(fields[15], 10, 64)
- if err != nil {
- return nil, err
- }
-
- return line, nil
-}
-
-// Total aggregates the values across interfaces and returns a new NetDevLine.
-// The Name field will be a sorted comma separated list of interface names.
-func (nd NetDev) Total() NetDevLine {
- total := NetDevLine{}
-
- names := make([]string, 0, len(nd))
- for _, ifc := range nd {
- names = append(names, ifc.Name)
- total.RxBytes += ifc.RxBytes
- total.RxPackets += ifc.RxPackets
- total.RxPackets += ifc.RxPackets
- total.RxErrors += ifc.RxErrors
- total.RxDropped += ifc.RxDropped
- total.RxFIFO += ifc.RxFIFO
- total.RxFrame += ifc.RxFrame
- total.RxCompressed += ifc.RxCompressed
- total.RxMulticast += ifc.RxMulticast
- total.TxBytes += ifc.TxBytes
- total.TxPackets += ifc.TxPackets
- total.TxErrors += ifc.TxErrors
- total.TxDropped += ifc.TxDropped
- total.TxFIFO += ifc.TxFIFO
- total.TxCollisions += ifc.TxCollisions
- total.TxCarrier += ifc.TxCarrier
- total.TxCompressed += ifc.TxCompressed
- }
- sort.Strings(names)
- total.Name = strings.Join(names, ", ")
-
- return total
-}