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Diffstat (limited to 'vendor/github.com/uber/jaeger-client-go/utils/localip.go')
-rw-r--r--vendor/github.com/uber/jaeger-client-go/utils/localip.go84
1 files changed, 0 insertions, 84 deletions
diff --git a/vendor/github.com/uber/jaeger-client-go/utils/localip.go b/vendor/github.com/uber/jaeger-client-go/utils/localip.go
deleted file mode 100644
index b51af7713..000000000
--- a/vendor/github.com/uber/jaeger-client-go/utils/localip.go
+++ /dev/null
@@ -1,84 +0,0 @@
-// Copyright (c) 2017 Uber Technologies, Inc.
-//
-// 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 utils
-
-import (
- "errors"
- "net"
-)
-
-// This code is borrowed from https://github.com/uber/tchannel-go/blob/dev/localip.go
-
-// scoreAddr scores how likely the given addr is to be a remote address and returns the
-// IP to use when listening. Any address which receives a negative score should not be used.
-// Scores are calculated as:
-// -1 for any unknown IP addresses.
-// +300 for IPv4 addresses
-// +100 for non-local addresses, extra +100 for "up" interaces.
-func scoreAddr(iface net.Interface, addr net.Addr) (int, net.IP) {
- var ip net.IP
- if netAddr, ok := addr.(*net.IPNet); ok {
- ip = netAddr.IP
- } else if netIP, ok := addr.(*net.IPAddr); ok {
- ip = netIP.IP
- } else {
- return -1, nil
- }
-
- var score int
- if ip.To4() != nil {
- score += 300
- }
- if iface.Flags&net.FlagLoopback == 0 && !ip.IsLoopback() {
- score += 100
- if iface.Flags&net.FlagUp != 0 {
- score += 100
- }
- }
- return score, ip
-}
-
-// HostIP tries to find an IP that can be used by other machines to reach this machine.
-func HostIP() (net.IP, error) {
- interfaces, err := net.Interfaces()
- if err != nil {
- return nil, err
- }
-
- bestScore := -1
- var bestIP net.IP
- // Select the highest scoring IP as the best IP.
- for _, iface := range interfaces {
- addrs, err := iface.Addrs()
- if err != nil {
- // Skip this interface if there is an error.
- continue
- }
-
- for _, addr := range addrs {
- score, ip := scoreAddr(iface, addr)
- if score > bestScore {
- bestScore = score
- bestIP = ip
- }
- }
- }
-
- if bestScore == -1 {
- return nil, errors.New("no addresses to listen on")
- }
-
- return bestIP, nil
-}