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Show a hint about an IPv6 zone ID suffix when get_srcaddr fails.

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david
2011-08-30 18:32:35 +00:00
parent d1a518e08d
commit 43422f9344
1 changed files with 5 additions and 0 deletions
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5
libnetutil/netutil.cc
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@@ -3074,6 +3074,11 @@ static int get_srcaddr(const struct sockaddr_storage *dst,
rc = connect(fd, (struct sockaddr *) &dst_dummy, dst_dummy_len); rc = connect(fd, (struct sockaddr *) &dst_dummy, dst_dummy_len);
if (rc == -1) { if (rc == -1) {
netutil_error("%s: can't connect socket: %s", __func__, socket_strerror(socket_errno())); netutil_error("%s: can't connect socket: %s", __func__, socket_strerror(socket_errno()));
if (dst->ss_family == AF_INET6) {
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) &dst_dummy;
if (sin6->sin6_scope_id == 0)
netutil_error("Do you need an IPv6 zone ID suffix (e.g. %%eth0 or %%1)?");
}
return -1; return -1;
} }