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direct: avoid panic when an interface link is down

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This commit is contained in:
nadoo 2018-08-30 07:35:37 +08:00
parent 1c2ad64000
commit 0170fd7c98
2 changed files with 7 additions and 4 deletions
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2
main.go
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@ -27,7 +27,7 @@ import (
) )
// VERSION . // VERSION .
const VERSION = "0.6.7" const VERSION = "0.6.8"
func main() { func main() {
// read configs // read configs

9
proxy/direct.go
View File

@ -55,6 +55,11 @@ func (d *Direct) Dial(network, addr string) (c net.Conn, err error) {
} }
} }
// no ip available (so no dials made), maybe the interface link is down
if c == nil && err == nil {
err = errors.New("dial failed, maybe the interface link is down, please check it")
}
return return
} }
@ -113,9 +118,7 @@ func (d *Direct) IFaceIPs() (ips []net.IP) {
} }
for _, ipnet := range ipnets { for _, ipnet := range ipnets {
if ip := ipnet.(*net.IPNet).IP; !ip.IsLinkLocalUnicast() { ips = append(ips, ipnet.(*net.IPNet).IP) //!ip.IsLinkLocalUnicast()
ips = append(ips, ip)
}
} }
return return