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From 765baea7751f7140571dfb0285b1fca974b3450b Mon Sep 17 00:00:00 2001
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From: Andrea Claudi <aclaudi@redhat.com>
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Date: Mon, 29 Apr 2019 18:03:01 +0200
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Subject: [PATCH] ss: enclose IPv6 address in brackets
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1588122
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Upstream Status: iproute2.git commit aba9c23a6e1cb
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commit aba9c23a6e1cb134840c998df14888dca469a485
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Author: Stephen Hemminger <stephen@networkplumber.org>
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Date: Fri Aug 4 12:02:41 2017 -0700
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ss: enclose IPv6 address in brackets
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Based on patch by Lehner Florian <dev@der-flo.net>
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Adds support for RFC2732 IPv6 address format with brackets.
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Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
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---
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misc/ss.c | 25 +++++++++++++++++++------
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1 file changed, 19 insertions(+), 6 deletions(-)
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diff --git a/misc/ss.c b/misc/ss.c
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index c0cb33e96d9ec..86defc71fabc4 100644
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--- a/misc/ss.c
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+++ b/misc/ss.c
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@@ -1093,12 +1093,25 @@ static void inet_addr_print(const inet_prefix *a, int port, unsigned int ifindex
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ap = format_host(AF_INET, 4, a->data);
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}
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} else {
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- ap = format_host(a->family, 16, a->data);
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- est_len = strlen(ap);
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- if (est_len <= addr_width)
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- est_len = addr_width;
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- else
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- est_len = addr_width + ((est_len-addr_width+3)/4)*4;
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+ if (!memcmp(a->data, &in6addr_any, sizeof(in6addr_any))) {
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+ buf[0] = '*';
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+ buf[1] = 0;
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+ } else {
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+ ap = format_host(a->family, 16, a->data);
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+
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+ /* Numeric IPv6 addresses should be bracketed */
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+ if (strchr(ap, ':')) {
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+ snprintf(buf, sizeof(buf),
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+ "[%s]", ap);
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+ ap = buf;
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+ }
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+
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+ est_len = strlen(ap);
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+ if (est_len <= addr_width)
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+ est_len = addr_width;
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+ else
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+ est_len = addr_width + ((est_len-addr_width+3)/4)*4;
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+ }
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}
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if (ifindex) {
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--
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2.20.1
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