Commit 2f184c65 authored by Mikio Hara's avatar Mikio Hara

net: implement network interface API for Solaris

Fixes #7177.

Change-Id: Iba6063905f4f9c6acef8aba76b55d996f186d835
Reviewed-on: https://go-review.googlesource.com/29892Reviewed-by: default avatarIan Lance Taylor <iant@golang.org>
Run-TryBot: Mikio Hara <mikioh.mikioh@gmail.com>
parent cb6bb406
...@@ -298,7 +298,7 @@ var pkgDeps = map[string][]string{ ...@@ -298,7 +298,7 @@ var pkgDeps = map[string][]string{
"context", "math/rand", "os", "sort", "syscall", "time", "context", "math/rand", "os", "sort", "syscall", "time",
"internal/nettrace", "internal/nettrace",
"internal/syscall/windows", "internal/singleflight", "internal/race", "internal/syscall/windows", "internal/singleflight", "internal/race",
"golang_org/x/net/route", "golang_org/x/net/lif", "golang_org/x/net/route",
}, },
// NET enables use of basic network-related packages. // NET enables use of basic network-related packages.
......
...@@ -10,10 +10,10 @@ import ( ...@@ -10,10 +10,10 @@ import (
"time" "time"
) )
// BUG(mikio): On NaCl, Plan9 and Solaris, methods and functions // BUG(mikio): On NaCl and Plan9, methods and functions related to
// related to Interface are not implemented. // Interface are not implemented.
// BUG(mikio): On DragonFly BSD, NetBSD and OpenBSD, the // BUG(mikio): On DragonFly BSD, NetBSD, OpenBSD and Solaris, the
// MulticastAddrs method of Interface is not implemented. // MulticastAddrs method of Interface is not implemented.
var ( var (
...@@ -117,6 +117,10 @@ func InterfaceAddrs() ([]Addr, error) { ...@@ -117,6 +117,10 @@ func InterfaceAddrs() ([]Addr, error) {
} }
// InterfaceByIndex returns the interface specified by index. // InterfaceByIndex returns the interface specified by index.
//
// On Solaris, it returns one of the logical network interfaces
// sharing the logical data link; for more precision use
// InterfaceByName.
func InterfaceByIndex(index int) (*Interface, error) { func InterfaceByIndex(index int) (*Interface, error) {
if index <= 0 { if index <= 0 {
return nil, &OpError{Op: "route", Net: "ip+net", Source: nil, Addr: nil, Err: errInvalidInterfaceIndex} return nil, &OpError{Op: "route", Net: "ip+net", Source: nil, Addr: nil, Err: errInvalidInterfaceIndex}
......
// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package net
import (
"syscall"
"golang_org/x/net/lif"
)
// If the ifindex is zero, interfaceTable returns mappings of all
// network interfaces. Otherwise it returns a mapping of a specific
// interface.
func interfaceTable(ifindex int) ([]Interface, error) {
lls, err := lif.Links(syscall.AF_UNSPEC, "")
if err != nil {
return nil, err
}
var ift []Interface
for _, ll := range lls {
if ifindex != 0 && ifindex != ll.Index {
continue
}
ifi := Interface{Index: ll.Index, MTU: ll.MTU, Name: ll.Name, Flags: linkFlags(ll.Flags)}
if len(ll.Addr) > 0 {
ifi.HardwareAddr = HardwareAddr(ll.Addr)
}
ift = append(ift, ifi)
}
return ift, nil
}
const (
sysIFF_UP = 0x1
sysIFF_BROADCAST = 0x2
sysIFF_DEBUG = 0x4
sysIFF_LOOPBACK = 0x8
sysIFF_POINTOPOINT = 0x10
sysIFF_NOTRAILERS = 0x20
sysIFF_RUNNING = 0x40
sysIFF_NOARP = 0x80
sysIFF_PROMISC = 0x100
sysIFF_ALLMULTI = 0x200
sysIFF_INTELLIGENT = 0x400
sysIFF_MULTICAST = 0x800
sysIFF_MULTI_BCAST = 0x1000
sysIFF_UNNUMBERED = 0x2000
sysIFF_PRIVATE = 0x8000
)
func linkFlags(rawFlags int) Flags {
var f Flags
if rawFlags&sysIFF_UP != 0 {
f |= FlagUp
}
if rawFlags&sysIFF_BROADCAST != 0 {
f |= FlagBroadcast
}
if rawFlags&sysIFF_LOOPBACK != 0 {
f |= FlagLoopback
}
if rawFlags&sysIFF_POINTOPOINT != 0 {
f |= FlagPointToPoint
}
if rawFlags&sysIFF_MULTICAST != 0 {
f |= FlagMulticast
}
return f
}
// If the ifi is nil, interfaceAddrTable returns addresses for all
// network interfaces. Otherwise it returns addresses for a specific
// interface.
func interfaceAddrTable(ifi *Interface) ([]Addr, error) {
var name string
if ifi != nil {
name = ifi.Name
}
as, err := lif.Addrs(syscall.AF_UNSPEC, name)
if err != nil {
return nil, err
}
var ifat []Addr
for _, a := range as {
var ip IP
var mask IPMask
switch a := a.(type) {
case *lif.Inet4Addr:
ip = IPv4(a.IP[0], a.IP[1], a.IP[2], a.IP[3])
mask = CIDRMask(a.PrefixLen, 8*IPv4len)
case *lif.Inet6Addr:
ip = make(IP, IPv6len)
copy(ip, a.IP[:])
mask = CIDRMask(a.PrefixLen, 8*IPv6len)
}
ifat = append(ifat, &IPNet{IP: ip, Mask: mask})
}
return ifat, nil
}
// interfaceMulticastAddrTable returns addresses for a specific
// interface.
func interfaceMulticastAddrTable(ifi *Interface) ([]Addr, error) {
return nil, nil
}
...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// +build nacl plan9 solaris // +build nacl plan9
package net package net
......
...@@ -58,8 +58,15 @@ func TestInterfaces(t *testing.T) { ...@@ -58,8 +58,15 @@ func TestInterfaces(t *testing.T) {
if err != nil { if err != nil {
t.Fatal(err) t.Fatal(err)
} }
if !reflect.DeepEqual(ifxi, &ifi) { switch runtime.GOOS {
t.Errorf("got %v; want %v", ifxi, ifi) case "solaris":
if ifxi.Index != ifi.Index {
t.Errorf("got %v; want %v", ifxi, ifi)
}
default:
if !reflect.DeepEqual(ifxi, &ifi) {
t.Errorf("got %v; want %v", ifxi, ifi)
}
} }
ifxn, err := InterfaceByName(ifi.Name) ifxn, err := InterfaceByName(ifi.Name)
if err != nil { if err != nil {
......
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