59 lines
1.7 KiB
Diff
59 lines
1.7 KiB
Diff
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From 21e403424060d71e97ee1ef328288fdb9d24a191 Mon Sep 17 00:00:00 2001
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From: Ben Noordhuis <info@bnoordhuis.nl>
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Date: Tue, 14 Nov 2023 10:58:02 +0100
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Subject: [PATCH 2/2] test: check if ipv6 link-local traffic is routable
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Fixes: https://github.com/libuv/libuv/issues/4211
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---
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test/test-tcp-connect6-error.c | 17 +++++++++++++++++
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1 file changed, 17 insertions(+)
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diff --git a/test/test-tcp-connect6-error.c b/test/test-tcp-connect6-error.c
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index 1e6d7c78da999d5d6d1f5e1e57646e34aba4a33b..dc2fce82f8958ac5afaeafafa8f2efccf2a1e1ec 100644
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--- a/test/test-tcp-connect6-error.c
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+++ b/test/test-tcp-connect6-error.c
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@@ -23,6 +23,7 @@
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#include "task.h"
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#include <stdio.h>
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#include <stdlib.h>
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+#include <string.h>
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static int connect_cb_called = 0;
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@@ -75,9 +76,13 @@ TEST_IMPL(tcp_connect6_error_fault) {
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TEST_IMPL(tcp_connect6_link_local) {
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+ uv_interface_address_t* ifs;
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+ uv_interface_address_t* p;
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struct sockaddr_in6 addr;
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uv_connect_t req;
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uv_tcp_t server;
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+ int ok;
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+ int n;
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if (!can_ipv6())
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RETURN_SKIP("IPv6 not supported");
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@@ -90,6 +95,18 @@ TEST_IMPL(tcp_connect6_link_local) {
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RETURN_SKIP("Test does not currently work in QEMU");
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#endif /* defined(__QEMU__) */
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+ /* Check there's an interface that routes link-local (fe80::/10) traffic. */
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+ ASSERT_OK(uv_interface_addresses(&ifs, &n));
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+ for (p = ifs; p < &ifs[n]; p++)
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+ if (p->address.address6.sin6_family == AF_INET6)
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+ if (!memcmp(&p->address.address6.sin6_addr, "\xfe\x80", 2))
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+ break;
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+ ok = (p < &ifs[n]);
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+ uv_free_interface_addresses(ifs, n);
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+
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+ if (!ok)
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+ RETURN_SKIP("IPv6 link-local traffic not supported");
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+
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ASSERT_OK(uv_ip6_addr("fe80::0bad:babe", 1337, &addr));
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ASSERT_OK(uv_tcp_init(uv_default_loop(), &server));
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--
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2.41.0
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