From 8c6489bc568a8a1714411cdb5b5a3c517bef941a Mon Sep 17 00:00:00 2001 From: Pooja Jagadeesh Doijode Date: Tue, 21 Jan 2025 14:19:32 -0800 Subject: zebra: Return error if v6 prefix is passed to show ip route Return error if IPv6 address or prefix is passed as an argument to "show ip route" command. UT: r1# show ip route 2::3/128 % Cannot specify IPv6 address/prefix for IPv4 table r1# r1# show ip route 2::3 % Cannot specify IPv6 address/prefix for IPv4 table r1# Signed-off-by: Pooja Jagadeesh Doijode --- zebra/zebra_vty.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/zebra/zebra_vty.c b/zebra/zebra_vty.c index 582d15627..a1731712d 100644 --- a/zebra/zebra_vty.c +++ b/zebra/zebra_vty.c @@ -1789,9 +1789,24 @@ DEFPY (show_route_detail, rib_dest_t *dest; bool network_found = false; bool show_ng = !!ng; + int idx = 0; + + /* + * Return error if V6 address/prefix is passed as an argument to + * "show ip route" cmd. + * + * When "show ip route " is queried, + * argv[idx]->text will be set to "ipv6" but argv[idx]->arg will be set + * to "ip". + */ + if (argv_find(argv, argc, "ipv6", &idx) && !strcmp(argv[idx]->arg, "ip")) { + vty_out(vty, "%% Cannot specify IPv6 address/prefix for IPv4 table\n"); + return CMD_WARNING; + } if (address_str) prefix_str = address_str; + if (str2prefix(prefix_str, &p) < 0) { vty_out(vty, "%% Malformed address\n"); return CMD_WARNING; -- cgit v1.2.3