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author | Daniel J Walsh <dwalsh@redhat.com> | 2021-03-26 11:23:46 -0400 |
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committer | Daniel J Walsh <dwalsh@redhat.com> | 2021-03-26 13:57:27 -0400 |
commit | fc197fb4f5c0e0d90da39fe672bce7d145272415 (patch) | |
tree | 56913b09296f1116d7d22d1bb938eba55d14c700 /vendor/github.com/prometheus/procfs/net_tcp.go | |
parent | fa6ba9b00fb5f77ead67b624be510ec50b2f4f5e (diff) | |
download | podman-fc197fb4f5c0e0d90da39fe672bce7d145272415.tar.gz podman-fc197fb4f5c0e0d90da39fe672bce7d145272415.tar.bz2 podman-fc197fb4f5c0e0d90da39fe672bce7d145272415.zip |
[NO TESTS NEEDED] Vendor in containers/buildah v1.20.0
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'vendor/github.com/prometheus/procfs/net_tcp.go')
-rw-r--r-- | vendor/github.com/prometheus/procfs/net_tcp.go | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/vendor/github.com/prometheus/procfs/net_tcp.go b/vendor/github.com/prometheus/procfs/net_tcp.go new file mode 100644 index 000000000..527762955 --- /dev/null +++ b/vendor/github.com/prometheus/procfs/net_tcp.go @@ -0,0 +1,64 @@ +// 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 +} |