65 lines
2.1 KiB
Go
65 lines
2.1 KiB
Go
// Copyright 2020 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
|
|
|
|
type (
|
|
// NetTCP represents the contents of /proc/net/tcp{,6} file without the header.
|
|
NetTCP []*netIPSocketLine
|
|
|
|
// NetTCPSummary provides already computed values like the total queue lengths or
|
|
// the total number of used sockets. In contrast to NetTCP it does not collect
|
|
// the parsed lines into a slice.
|
|
NetTCPSummary NetIPSocketSummary
|
|
)
|
|
|
|
// NetTCP returns the IPv4 kernel/networking statistics for TCP datagrams
|
|
// read from /proc/net/tcp.
|
|
func (fs FS) NetTCP() (NetTCP, error) {
|
|
return newNetTCP(fs.proc.Path("net/tcp"))
|
|
}
|
|
|
|
// NetTCP6 returns the IPv6 kernel/networking statistics for TCP datagrams
|
|
// read from /proc/net/tcp6.
|
|
func (fs FS) NetTCP6() (NetTCP, error) {
|
|
return newNetTCP(fs.proc.Path("net/tcp6"))
|
|
}
|
|
|
|
// NetTCPSummary returns already computed statistics like the total queue lengths
|
|
// for TCP datagrams read from /proc/net/tcp.
|
|
func (fs FS) NetTCPSummary() (*NetTCPSummary, error) {
|
|
return newNetTCPSummary(fs.proc.Path("net/tcp"))
|
|
}
|
|
|
|
// NetTCP6Summary returns already computed statistics like the total queue lengths
|
|
// for TCP datagrams read from /proc/net/tcp6.
|
|
func (fs FS) NetTCP6Summary() (*NetTCPSummary, error) {
|
|
return newNetTCPSummary(fs.proc.Path("net/tcp6"))
|
|
}
|
|
|
|
// newNetTCP creates a new NetTCP{,6} from the contents of the given file.
|
|
func newNetTCP(file string) (NetTCP, error) {
|
|
n, err := newNetIPSocket(file)
|
|
n1 := NetTCP(n)
|
|
return n1, err
|
|
}
|
|
|
|
func newNetTCPSummary(file string) (*NetTCPSummary, error) {
|
|
n, err := newNetIPSocketSummary(file)
|
|
if n == nil {
|
|
return nil, err
|
|
}
|
|
n1 := NetTCPSummary(*n)
|
|
return &n1, err
|
|
}
|