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-rw-r--r--src/plugins/snat/snat.c12
-rw-r--r--src/plugins/snat/snat_test.c9
2 files changed, 16 insertions, 5 deletions
diff --git a/src/plugins/snat/snat.c b/src/plugins/snat/snat.c
index 8ad360209e7..ba6463c889e 100644
--- a/src/plugins/snat/snat.c
+++ b/src/plugins/snat/snat.c
@@ -1857,6 +1857,7 @@ add_static_mapping_command_fn (vlib_main_t * vm,
vnet_main_t * vnm = vnet_get_main();
int rv;
snat_protocol_t proto;
+ u8 proto_set = 0;
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
@@ -1886,7 +1887,7 @@ add_static_mapping_command_fn (vlib_main_t * vm,
else if (unformat (line_input, "vrf %u", &vrf_id))
;
else if (unformat (line_input, "%U", unformat_snat_protocol, &proto))
- ;
+ proto_set = 1;
else if (unformat (line_input, "del"))
is_add = 0;
else
@@ -1895,6 +1896,9 @@ add_static_mapping_command_fn (vlib_main_t * vm,
}
unformat_free (line_input);
+ if (!addr_only && !proto_set)
+ return clib_error_return (0, "missing protocol");
+
rv = snat_add_static_mapping(l_addr, e_addr, (u16) l_port, (u16) e_port,
vrf_id, addr_only, sw_if_index, proto, is_add);
@@ -1926,8 +1930,8 @@ add_static_mapping_command_fn (vlib_main_t * vm,
* Static mapping allows hosts on the external network to initiate connection
* to to the local network host.
* To create static mapping between local host address 10.0.0.3 port 6303 and
- * external address 4.4.4.4 port 3606 use:
- * vpp# snat add static mapping local 10.0.0.3 6303 external 4.4.4.4 3606
+ * external address 4.4.4.4 port 3606 for TCP protocol use:
+ * vpp# snat add static mapping local tcp 10.0.0.3 6303 external 4.4.4.4 3606
* If not runnig "static mapping only" S-NAT plugin mode use before:
* vpp# snat add address 4.4.4.4
* To create static mapping between local and external address use:
@@ -1938,7 +1942,7 @@ VLIB_CLI_COMMAND (add_static_mapping_command, static) = {
.path = "snat add static mapping",
.function = add_static_mapping_command_fn,
.short_help =
- "snat add static mapping local <addr> [<port>] external <addr> [<port>] [vrf <table-id>] [del]",
+ "snat add static mapping local tcp|udp|icmp <addr> [<port>] external <addr> [<port>] [vrf <table-id>] [del]",
};
static clib_error_t *
diff --git a/src/plugins/snat/snat_test.c b/src/plugins/snat/snat_test.c
index 85f9d57a35e..a8cb8cc0eb5 100644
--- a/src/plugins/snat/snat_test.c
+++ b/src/plugins/snat/snat_test.c
@@ -222,6 +222,7 @@ static int api_snat_add_static_mapping(vat_main_t * vam)
u32 sw_if_index = ~0;
u8 sw_if_index_set = 0;
u32 proto = ~0;
+ u8 proto_set = 0;
int ret;
while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
@@ -243,7 +244,7 @@ static int api_snat_add_static_mapping(vat_main_t * vam)
else if (unformat (i, "vrf %u", &vrf_id))
;
else if (unformat (i, "protocol %u", &proto))
- ;
+ proto_set = 1;
else if (unformat (i, "del"))
is_add = 0;
else
@@ -253,6 +254,12 @@ static int api_snat_add_static_mapping(vat_main_t * vam)
}
}
+ if (!addr_only && !proto_set)
+ {
+ errmsg ("protocol required\n");
+ return -99;
+ }
+
if (!local_addr_set)
{
errmsg ("local addr required\n");