diff options
Diffstat (limited to 'vendor/go.opentelemetry.io/otel/semconv/internal/v4/net.go')
-rw-r--r-- | vendor/go.opentelemetry.io/otel/semconv/internal/v4/net.go | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/vendor/go.opentelemetry.io/otel/semconv/internal/v4/net.go b/vendor/go.opentelemetry.io/otel/semconv/internal/v4/net.go deleted file mode 100644 index f240b9af0..000000000 --- a/vendor/go.opentelemetry.io/otel/semconv/internal/v4/net.go +++ /dev/null @@ -1,313 +0,0 @@ -// Copyright The OpenTelemetry Authors -// SPDX-License-Identifier: Apache-2.0 - -package internal // import "go.opentelemetry.io/otel/semconv/internal/v4" - -import ( - "net" - "strconv" - "strings" - - "go.opentelemetry.io/otel/attribute" -) - -// NetConv are the network semantic convention attributes defined for a version -// of the OpenTelemetry specification. -type NetConv struct { - NetHostNameKey attribute.Key - NetHostPortKey attribute.Key - NetPeerNameKey attribute.Key - NetPeerPortKey attribute.Key - NetSockFamilyKey attribute.Key - NetSockPeerAddrKey attribute.Key - NetSockPeerPortKey attribute.Key - NetSockHostAddrKey attribute.Key - NetSockHostPortKey attribute.Key - NetTransportOther attribute.KeyValue - NetTransportTCP attribute.KeyValue - NetTransportUDP attribute.KeyValue - NetTransportInProc attribute.KeyValue -} - -func (c *NetConv) Transport(network string) attribute.KeyValue { - switch network { - case "tcp", "tcp4", "tcp6": - return c.NetTransportTCP - case "udp", "udp4", "udp6": - return c.NetTransportUDP - case "unix", "unixgram", "unixpacket": - return c.NetTransportInProc - default: - // "ip:*", "ip4:*", and "ip6:*" all are considered other. - return c.NetTransportOther - } -} - -// Host returns attributes for a network host address. -func (c *NetConv) Host(address string) []attribute.KeyValue { - h, p := splitHostPort(address) - var n int - if h != "" { - n++ - if p > 0 { - n++ - } - } - - if n == 0 { - return nil - } - - attrs := make([]attribute.KeyValue, 0, n) - attrs = append(attrs, c.HostName(h)) - if p > 0 { - attrs = append(attrs, c.HostPort(p)) - } - return attrs -} - -// Server returns attributes for a network listener listening at address. See -// net.Listen for information about acceptable address values, address should -// be the same as the one used to create ln. If ln is nil, only network host -// attributes will be returned that describe address. Otherwise, the socket -// level information about ln will also be included. -func (c *NetConv) Server(address string, ln net.Listener) []attribute.KeyValue { - if ln == nil { - return c.Host(address) - } - - lAddr := ln.Addr() - if lAddr == nil { - return c.Host(address) - } - - hostName, hostPort := splitHostPort(address) - sockHostAddr, sockHostPort := splitHostPort(lAddr.String()) - network := lAddr.Network() - sockFamily := family(network, sockHostAddr) - - n := nonZeroStr(hostName, network, sockHostAddr, sockFamily) - n += positiveInt(hostPort, sockHostPort) - attr := make([]attribute.KeyValue, 0, n) - if hostName != "" { - attr = append(attr, c.HostName(hostName)) - if hostPort > 0 { - // Only if net.host.name is set should net.host.port be. - attr = append(attr, c.HostPort(hostPort)) - } - } - if network != "" { - attr = append(attr, c.Transport(network)) - } - if sockFamily != "" { - attr = append(attr, c.NetSockFamilyKey.String(sockFamily)) - } - if sockHostAddr != "" { - attr = append(attr, c.NetSockHostAddrKey.String(sockHostAddr)) - if sockHostPort > 0 { - // Only if net.sock.host.addr is set should net.sock.host.port be. - attr = append(attr, c.NetSockHostPortKey.Int(sockHostPort)) - } - } - return attr -} - -func (c *NetConv) HostName(name string) attribute.KeyValue { - return c.NetHostNameKey.String(name) -} - -func (c *NetConv) HostPort(port int) attribute.KeyValue { - return c.NetHostPortKey.Int(port) -} - -// Client returns attributes for a client network connection to address. See -// net.Dial for information about acceptable address values, address should be -// the same as the one used to create conn. If conn is nil, only network peer -// attributes will be returned that describe address. Otherwise, the socket -// level information about conn will also be included. -func (c *NetConv) Client(address string, conn net.Conn) []attribute.KeyValue { - if conn == nil { - return c.Peer(address) - } - - lAddr, rAddr := conn.LocalAddr(), conn.RemoteAddr() - - var network string - switch { - case lAddr != nil: - network = lAddr.Network() - case rAddr != nil: - network = rAddr.Network() - default: - return c.Peer(address) - } - - peerName, peerPort := splitHostPort(address) - var ( - sockFamily string - sockPeerAddr string - sockPeerPort int - sockHostAddr string - sockHostPort int - ) - - if lAddr != nil { - sockHostAddr, sockHostPort = splitHostPort(lAddr.String()) - } - - if rAddr != nil { - sockPeerAddr, sockPeerPort = splitHostPort(rAddr.String()) - } - - switch { - case sockHostAddr != "": - sockFamily = family(network, sockHostAddr) - case sockPeerAddr != "": - sockFamily = family(network, sockPeerAddr) - } - - n := nonZeroStr(peerName, network, sockPeerAddr, sockHostAddr, sockFamily) - n += positiveInt(peerPort, sockPeerPort, sockHostPort) - attr := make([]attribute.KeyValue, 0, n) - if peerName != "" { - attr = append(attr, c.PeerName(peerName)) - if peerPort > 0 { - // Only if net.peer.name is set should net.peer.port be. - attr = append(attr, c.PeerPort(peerPort)) - } - } - if network != "" { - attr = append(attr, c.Transport(network)) - } - if sockFamily != "" { - attr = append(attr, c.NetSockFamilyKey.String(sockFamily)) - } - if sockPeerAddr != "" { - attr = append(attr, c.NetSockPeerAddrKey.String(sockPeerAddr)) - if sockPeerPort > 0 { - // Only if net.sock.peer.addr is set should net.sock.peer.port be. - attr = append(attr, c.NetSockPeerPortKey.Int(sockPeerPort)) - } - } - if sockHostAddr != "" { - attr = append(attr, c.NetSockHostAddrKey.String(sockHostAddr)) - if sockHostPort > 0 { - // Only if net.sock.host.addr is set should net.sock.host.port be. - attr = append(attr, c.NetSockHostPortKey.Int(sockHostPort)) - } - } - return attr -} - -func family(network, address string) string { - switch network { - case "unix", "unixgram", "unixpacket": - return "unix" - default: - if ip := net.ParseIP(address); ip != nil { - if ip.To4() == nil { - return "inet6" - } - return "inet" - } - } - return "" -} - -func nonZeroStr(strs ...string) int { - var n int - for _, str := range strs { - if str != "" { - n++ - } - } - return n -} - -func positiveInt(ints ...int) int { - var n int - for _, i := range ints { - if i > 0 { - n++ - } - } - return n -} - -// Peer returns attributes for a network peer address. -func (c *NetConv) Peer(address string) []attribute.KeyValue { - h, p := splitHostPort(address) - var n int - if h != "" { - n++ - if p > 0 { - n++ - } - } - - if n == 0 { - return nil - } - - attrs := make([]attribute.KeyValue, 0, n) - attrs = append(attrs, c.PeerName(h)) - if p > 0 { - attrs = append(attrs, c.PeerPort(p)) - } - return attrs -} - -func (c *NetConv) PeerName(name string) attribute.KeyValue { - return c.NetPeerNameKey.String(name) -} - -func (c *NetConv) PeerPort(port int) attribute.KeyValue { - return c.NetPeerPortKey.Int(port) -} - -func (c *NetConv) SockPeerAddr(addr string) attribute.KeyValue { - return c.NetSockPeerAddrKey.String(addr) -} - -func (c *NetConv) SockPeerPort(port int) attribute.KeyValue { - return c.NetSockPeerPortKey.Int(port) -} - -// splitHostPort splits a network address hostport of the form "host", -// "host%zone", "[host]", "[host%zone], "host:port", "host%zone:port", -// "[host]:port", "[host%zone]:port", or ":port" into host or host%zone and -// port. -// -// An empty host is returned if it is not provided or unparsable. A negative -// port is returned if it is not provided or unparsable. -func splitHostPort(hostport string) (host string, port int) { - port = -1 - - if strings.HasPrefix(hostport, "[") { - addrEnd := strings.LastIndex(hostport, "]") - if addrEnd < 0 { - // Invalid hostport. - return - } - if i := strings.LastIndex(hostport[addrEnd:], ":"); i < 0 { - host = hostport[1:addrEnd] - return - } - } else { - if i := strings.LastIndex(hostport, ":"); i < 0 { - host = hostport - return - } - } - - host, pStr, err := net.SplitHostPort(hostport) - if err != nil { - return - } - - p, err := strconv.ParseUint(pStr, 10, 16) - if err != nil { - return - } - return host, int(p) // nolint: gosec // Bit size of 16 checked above. -} |