blob: 9ac3daf2d4c501895846ab6d8b05c2966deb6b56 [file] [log] [blame]
khenaidoo26721882021-08-11 17:42:52 -04001// Copyright 2020 The Prometheus Authors
2// Licensed under the Apache License, Version 2.0 (the "License");
3// you may not use this file except in compliance with the License.
4// You may obtain a copy of the License at
5//
6// http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13
14package procfs
15
16type (
17 // NetUDP represents the contents of /proc/net/udp{,6} file without the header.
18 NetUDP []*netIPSocketLine
19
20 // NetUDPSummary provides already computed values like the total queue lengths or
21 // the total number of used sockets. In contrast to NetUDP it does not collect
22 // the parsed lines into a slice.
23 NetUDPSummary NetIPSocketSummary
24)
25
26// NetUDP returns the IPv4 kernel/networking statistics for UDP datagrams
27// read from /proc/net/udp.
28func (fs FS) NetUDP() (NetUDP, error) {
29 return newNetUDP(fs.proc.Path("net/udp"))
30}
31
32// NetUDP6 returns the IPv6 kernel/networking statistics for UDP datagrams
33// read from /proc/net/udp6.
34func (fs FS) NetUDP6() (NetUDP, error) {
35 return newNetUDP(fs.proc.Path("net/udp6"))
36}
37
38// NetUDPSummary returns already computed statistics like the total queue lengths
39// for UDP datagrams read from /proc/net/udp.
40func (fs FS) NetUDPSummary() (*NetUDPSummary, error) {
41 return newNetUDPSummary(fs.proc.Path("net/udp"))
42}
43
44// NetUDP6Summary returns already computed statistics like the total queue lengths
45// for UDP datagrams read from /proc/net/udp6.
46func (fs FS) NetUDP6Summary() (*NetUDPSummary, error) {
47 return newNetUDPSummary(fs.proc.Path("net/udp6"))
48}
49
50// newNetUDP creates a new NetUDP{,6} from the contents of the given file.
51func newNetUDP(file string) (NetUDP, error) {
52 n, err := newNetIPSocket(file)
53 n1 := NetUDP(n)
54 return n1, err
55}
56
57func newNetUDPSummary(file string) (*NetUDPSummary, error) {
58 n, err := newNetIPSocketSummary(file)
59 if n == nil {
60 return nil, err
61 }
62 n1 := NetUDPSummary(*n)
63 return &n1, err
64}