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authorSebastian Benoit <benno@cvs.openbsd.org>2017-08-10 16:05:24 +0000
committerSebastian Benoit <benno@cvs.openbsd.org>2017-08-10 16:05:24 +0000
commita679b65bf1ad9b1acca3a7fcbf71c7030d170186 (patch)
tree454517de79e3b21ee31bb235cd492800ead8002f
parent6c059cfe438aa3aadca1b91720d9b94b558a5c7a (diff)
autodetect AF when setting inet6 default route
From Denis Fondras, thanks! ok phessler@ bluhm@
-rw-r--r--sbin/route/route.87
-rw-r--r--sbin/route/route.c10
2 files changed, 12 insertions, 5 deletions
diff --git a/sbin/route/route.8 b/sbin/route/route.8
index 98335b3cc2b..84e7ee56bfa 100644
--- a/sbin/route/route.8
+++ b/sbin/route/route.8
@@ -1,4 +1,4 @@
-.\" $OpenBSD: route.8,v 1.79 2017/01/01 01:08:11 tb Exp $
+.\" $OpenBSD: route.8,v 1.80 2017/08/10 16:05:23 benno Exp $
.\" $NetBSD: route.8,v 1.6 1995/03/18 15:00:13 cgd Exp $
.\"
.\" Copyright (c) 1983, 1991, 1993
@@ -30,7 +30,7 @@
.\"
.\" @(#)route.8 8.3 (Berkeley) 3/19/94
.\"
-.Dd $Mdocdate: January 1 2017 $
+.Dd $Mdocdate: August 10 2017 $
.Dt ROUTE 8
.Os
.Sh NAME
@@ -317,7 +317,8 @@ data, in hexadecimal format
In the absence of modifiers, an address is assumed to be IPv4,
unless containing a
.Sq :\&
-character, when it is treated as IPv6.
+character, when it is treated as IPv6. When using the "default" keyword,
+the address family used is that of the gateway.
.Pp
The optional modifier
.Fl link
diff --git a/sbin/route/route.c b/sbin/route/route.c
index 44318f33e88..a6ee399c427 100644
--- a/sbin/route/route.c
+++ b/sbin/route/route.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: route.c,v 1.201 2017/08/10 13:44:48 benno Exp $ */
+/* $OpenBSD: route.c,v 1.202 2017/08/10 16:05:23 benno Exp $ */
/* $NetBSD: route.c,v 1.16 1996/04/15 18:27:05 cgd Exp $ */
/*
@@ -72,7 +72,7 @@ union sockunion so_dst, so_gate, so_mask, so_ifa, so_ifp, so_label, so_src;
typedef union sockunion *sup;
pid_t pid;
-int rtm_addrs, s;
+int rtm_addrs, s, defroute;
int forcehost, forcenet, Fflag, nflag, af, qflag, tflag, Tflag;
int iflag, verbose, aflen = sizeof(struct sockaddr_in);
int locking, lockrest, debugonly;
@@ -876,6 +876,10 @@ getaddr(int which, char *s, struct hostent **hpp)
break;
case RTA_GATEWAY:
su = &so_gate;
+ if (defroute) {
+ so_dst.sa.sa_len = aflen;
+ so_dst.sa.sa_family = af;
+ }
break;
case RTA_NETMASK:
su = &so_mask;
@@ -902,6 +906,8 @@ getaddr(int which, char *s, struct hostent **hpp)
break;
case RTA_NETMASK:
su->sa.sa_len = 0;
+ af = 0;
+ defroute = 1;
}
return (0);
}