mirror of
https://github.com/rocky-linux/peridot.git
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216 lines
5.6 KiB
Go
216 lines
5.6 KiB
Go
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// Code created by gotmpl. DO NOT MODIFY.
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// source: internal/shared/semconvutil/netconv.go.tmpl
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// Copyright The OpenTelemetry Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package semconvutil // import "go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp/internal/semconvutil"
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import (
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"net"
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"strconv"
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"strings"
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"go.opentelemetry.io/otel/attribute"
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semconv "go.opentelemetry.io/otel/semconv/v1.20.0"
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)
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// NetTransport returns a trace attribute describing the transport protocol of the
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// passed network. See the net.Dial for information about acceptable network
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// values.
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func NetTransport(network string) attribute.KeyValue {
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return nc.Transport(network)
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}
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// netConv are the network semantic convention attributes defined for a version
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// of the OpenTelemetry specification.
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type netConv struct {
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NetHostNameKey attribute.Key
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NetHostPortKey attribute.Key
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NetPeerNameKey attribute.Key
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NetPeerPortKey attribute.Key
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NetProtocolName attribute.Key
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NetProtocolVersion attribute.Key
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NetSockFamilyKey attribute.Key
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NetSockPeerAddrKey attribute.Key
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NetSockPeerPortKey attribute.Key
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NetSockHostAddrKey attribute.Key
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NetSockHostPortKey attribute.Key
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NetTransportOther attribute.KeyValue
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NetTransportTCP attribute.KeyValue
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NetTransportUDP attribute.KeyValue
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NetTransportInProc attribute.KeyValue
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}
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var nc = &netConv{
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NetHostNameKey: semconv.NetHostNameKey,
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NetHostPortKey: semconv.NetHostPortKey,
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NetPeerNameKey: semconv.NetPeerNameKey,
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NetPeerPortKey: semconv.NetPeerPortKey,
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NetProtocolName: semconv.NetProtocolNameKey,
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NetProtocolVersion: semconv.NetProtocolVersionKey,
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NetSockFamilyKey: semconv.NetSockFamilyKey,
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NetSockPeerAddrKey: semconv.NetSockPeerAddrKey,
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NetSockPeerPortKey: semconv.NetSockPeerPortKey,
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NetSockHostAddrKey: semconv.NetSockHostAddrKey,
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NetSockHostPortKey: semconv.NetSockHostPortKey,
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NetTransportOther: semconv.NetTransportOther,
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NetTransportTCP: semconv.NetTransportTCP,
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NetTransportUDP: semconv.NetTransportUDP,
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NetTransportInProc: semconv.NetTransportInProc,
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}
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func (c *netConv) Transport(network string) attribute.KeyValue {
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switch network {
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case "tcp", "tcp4", "tcp6":
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return c.NetTransportTCP
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case "udp", "udp4", "udp6":
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return c.NetTransportUDP
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case "unix", "unixgram", "unixpacket":
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return c.NetTransportInProc
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default:
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// "ip:*", "ip4:*", and "ip6:*" all are considered other.
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return c.NetTransportOther
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}
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}
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// Host returns attributes for a network host address.
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func (c *netConv) Host(address string) []attribute.KeyValue {
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h, p := splitHostPort(address)
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var n int
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if h != "" {
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n++
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if p > 0 {
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n++
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}
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}
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if n == 0 {
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return nil
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}
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attrs := make([]attribute.KeyValue, 0, n)
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attrs = append(attrs, c.HostName(h))
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if p > 0 {
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attrs = append(attrs, c.HostPort(int(p)))
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}
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return attrs
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}
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func (c *netConv) HostName(name string) attribute.KeyValue {
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return c.NetHostNameKey.String(name)
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}
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func (c *netConv) HostPort(port int) attribute.KeyValue {
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return c.NetHostPortKey.Int(port)
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}
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func family(network, address string) string {
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switch network {
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case "unix", "unixgram", "unixpacket":
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return "unix"
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default:
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if ip := net.ParseIP(address); ip != nil {
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if ip.To4() == nil {
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return "inet6"
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}
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return "inet"
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}
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}
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return ""
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}
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// Peer returns attributes for a network peer address.
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func (c *netConv) Peer(address string) []attribute.KeyValue {
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h, p := splitHostPort(address)
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var n int
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if h != "" {
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n++
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if p > 0 {
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n++
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}
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}
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if n == 0 {
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return nil
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}
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attrs := make([]attribute.KeyValue, 0, n)
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attrs = append(attrs, c.PeerName(h))
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if p > 0 {
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attrs = append(attrs, c.PeerPort(int(p)))
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}
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return attrs
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}
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func (c *netConv) PeerName(name string) attribute.KeyValue {
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return c.NetPeerNameKey.String(name)
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}
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func (c *netConv) PeerPort(port int) attribute.KeyValue {
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return c.NetPeerPortKey.Int(port)
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}
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func (c *netConv) SockPeerAddr(addr string) attribute.KeyValue {
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return c.NetSockPeerAddrKey.String(addr)
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}
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func (c *netConv) SockPeerPort(port int) attribute.KeyValue {
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return c.NetSockPeerPortKey.Int(port)
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}
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// splitHostPort splits a network address hostport of the form "host",
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// "host%zone", "[host]", "[host%zone], "host:port", "host%zone:port",
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// "[host]:port", "[host%zone]:port", or ":port" into host or host%zone and
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// port.
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//
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// An empty host is returned if it is not provided or unparsable. A negative
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// port is returned if it is not provided or unparsable.
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func splitHostPort(hostport string) (host string, port int) {
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port = -1
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if strings.HasPrefix(hostport, "[") {
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addrEnd := strings.LastIndex(hostport, "]")
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if addrEnd < 0 {
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// Invalid hostport.
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return
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}
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if i := strings.LastIndex(hostport[addrEnd:], ":"); i < 0 {
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host = hostport[1:addrEnd]
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return
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}
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} else {
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if i := strings.LastIndex(hostport, ":"); i < 0 {
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host = hostport
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return
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}
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}
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host, pStr, err := net.SplitHostPort(hostport)
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if err != nil {
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return
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}
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p, err := strconv.ParseUint(pStr, 10, 16)
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if err != nil {
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return
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}
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return host, int(p)
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}
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func netProtocol(proto string) (name string, version string) {
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name, version, _ = strings.Cut(proto, "/")
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name = strings.ToLower(name)
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return name, version
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}
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