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// 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 (
// NetUDP represents the contents of /proc/net/udp{,6} file without the header.
NetUDP []*netIPSocketLine
// NetUDPSummary provides already computed values like the total queue lengths or
// the total number of used sockets. In contrast to NetUDP it does not collect
// the parsed lines into a slice.
NetUDPSummary NetIPSocketSummary
)
// NetUDP returns the IPv4 kernel/networking statistics for UDP datagrams
// read from /proc/net/udp.
func (fs FS) NetUDP() (NetUDP, error) {
return newNetUDP(fs.proc.Path("net/udp"))
}
// NetUDP6 returns the IPv6 kernel/networking statistics for UDP datagrams
// read from /proc/net/udp6.
func (fs FS) NetUDP6() (NetUDP, error) {
return newNetUDP(fs.proc.Path("net/udp6"))
}
// NetUDPSummary returns already computed statistics like the total queue lengths
// for UDP datagrams read from /proc/net/udp.
func (fs FS) NetUDPSummary() (*NetUDPSummary, error) {
return newNetUDPSummary(fs.proc.Path("net/udp"))
}
// NetUDP6Summary returns already computed statistics like the total queue lengths
// for UDP datagrams read from /proc/net/udp6.
func (fs FS) NetUDP6Summary() (*NetUDPSummary, error) {
return newNetUDPSummary(fs.proc.Path("net/udp6"))
}
// newNetUDP creates a new NetUDP{,6} from the contents of the given file.
func newNetUDP(file string) (NetUDP, error) {
n, err := newNetIPSocket(file)
n1 := NetUDP(n)
return n1, err
}
func newNetUDPSummary(file string) (*NetUDPSummary, error) {
n, err := newNetIPSocketSummary(file)
if n == nil {
return nil, err
}
n1 := NetUDPSummary(*n)
return &n1, err
}
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