mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-05 01:52:46 +00:00
1ba3e14b36
* feat: Initial OTEL metrics * docs: add metrics documentation * fix: metrics endpoint conditional check * feat: metrics endpoint basic auth * fix: make metrics-auth-enabled default false * fix: go fmt helpers.gen.go * fix: add metric-related env vars to envparsing.sh * fix: metrics docs * fix: metrics related stuff in envparsing.sh * fix: metrics docs * chore: metrics docs wording * fix: metrics stuff in envparsing? * bump otel versions --------- Co-authored-by: Tsuribori <user@acertaindebian> Co-authored-by: Tsuribori <none@example.org> Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
144 lines
3.4 KiB
Go
144 lines
3.4 KiB
Go
// Copyright 2023 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"
|
|
"fmt"
|
|
"io"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"github.com/prometheus/procfs/internal/util"
|
|
)
|
|
|
|
const (
|
|
blackholeRepresentation string = "*"
|
|
blackholeIfaceName string = "blackhole"
|
|
routeLineColumns int = 11
|
|
)
|
|
|
|
// A NetRouteLine represents one line from net/route.
|
|
type NetRouteLine struct {
|
|
Iface string
|
|
Destination uint32
|
|
Gateway uint32
|
|
Flags uint32
|
|
RefCnt uint32
|
|
Use uint32
|
|
Metric uint32
|
|
Mask uint32
|
|
MTU uint32
|
|
Window uint32
|
|
IRTT uint32
|
|
}
|
|
|
|
func (fs FS) NetRoute() ([]NetRouteLine, error) {
|
|
return readNetRoute(fs.proc.Path("net", "route"))
|
|
}
|
|
|
|
func readNetRoute(path string) ([]NetRouteLine, error) {
|
|
b, err := util.ReadFileNoStat(path)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
routelines, err := parseNetRoute(bytes.NewReader(b))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to read net route from %s: %w", path, err)
|
|
}
|
|
return routelines, nil
|
|
}
|
|
|
|
func parseNetRoute(r io.Reader) ([]NetRouteLine, error) {
|
|
var routelines []NetRouteLine
|
|
|
|
scanner := bufio.NewScanner(r)
|
|
scanner.Scan()
|
|
for scanner.Scan() {
|
|
fields := strings.Fields(scanner.Text())
|
|
routeline, err := parseNetRouteLine(fields)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
routelines = append(routelines, *routeline)
|
|
}
|
|
return routelines, nil
|
|
}
|
|
|
|
func parseNetRouteLine(fields []string) (*NetRouteLine, error) {
|
|
if len(fields) != routeLineColumns {
|
|
return nil, fmt.Errorf("invalid routeline, num of digits: %d", len(fields))
|
|
}
|
|
iface := fields[0]
|
|
if iface == blackholeRepresentation {
|
|
iface = blackholeIfaceName
|
|
}
|
|
destination, err := strconv.ParseUint(fields[1], 16, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
gateway, err := strconv.ParseUint(fields[2], 16, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
flags, err := strconv.ParseUint(fields[3], 10, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
refcnt, err := strconv.ParseUint(fields[4], 10, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
use, err := strconv.ParseUint(fields[5], 10, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
metric, err := strconv.ParseUint(fields[6], 10, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
mask, err := strconv.ParseUint(fields[7], 16, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
mtu, err := strconv.ParseUint(fields[8], 10, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
window, err := strconv.ParseUint(fields[9], 10, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
irtt, err := strconv.ParseUint(fields[10], 10, 32)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
routeline := &NetRouteLine{
|
|
Iface: iface,
|
|
Destination: uint32(destination),
|
|
Gateway: uint32(gateway),
|
|
Flags: uint32(flags),
|
|
RefCnt: uint32(refcnt),
|
|
Use: uint32(use),
|
|
Metric: uint32(metric),
|
|
Mask: uint32(mask),
|
|
MTU: uint32(mtu),
|
|
Window: uint32(window),
|
|
IRTT: uint32(irtt),
|
|
}
|
|
return routeline, nil
|
|
}
|