wireguard: add peers roaming support

[vpp.git] / src / plugins / wireguard / wireguard_cli.c

diff --git a/src/plugins/wireguard/wireguard_cli.c b/src/plugins/wireguard/wireguard_cli.c
index f821a3c..5fa6205 100644 (file)
--- a/src/plugins/wireguard/wireguard_cli.c
+++ b/src/plugins/wireguard/wireguard_cli.c
@@ -25,7 +25,7 @@ wg_if_create_cli (vlib_main_t * vm,
 {
   wg_main_t *wmp = &wg_main;
   unformat_input_t _line_input, *line_input = &_line_input;
-  u8 private_key[NOISE_PUBLIC_KEY_LEN];
+  u8 private_key[NOISE_PUBLIC_KEY_LEN + 1];
   u32 instance, sw_if_index;
   ip_address_t src_ip;
   clib_error_t *error;
@@ -162,10 +162,10 @@ wg_peer_add_command_fn (vlib_main_t * vm,
   unformat_input_t _line_input, *line_input = &_line_input;
 
   u8 *public_key_64 = 0;
-  u8 public_key[NOISE_PUBLIC_KEY_LEN];
+  u8 public_key[NOISE_PUBLIC_KEY_LEN + 1];
   fib_prefix_t allowed_ip, *allowed_ips = NULL;
   ip_prefix_t pfx;
-  ip_address_t ip;
+  ip_address_t ip = ip_address_initializer;
   u32 portDst = 0, table_id = 0;
   u32 persistent_keepalive = 0;
   u32 tun_sw_if_index = ~0;
@@ -213,6 +213,12 @@ wg_peer_add_command_fn (vlib_main_t * vm,
        }
     }
 
+  if (0 == vec_len (allowed_ips))
+    {
+      error = clib_error_return (0, "Allowed IPs are not specified");
+      goto done;
+    }
+
   rv = wg_peer_add (tun_sw_if_index, public_key, table_id, &ip_addr_46 (&ip),
                    allowed_ips, portDst, persistent_keepalive, &peer_index);
 
@@ -356,6 +362,61 @@ VLIB_CLI_COMMAND (wg_show_itfs_command, static) =
   .short_help = "show wireguard",
   .function = wg_show_if_command_fn,
 };
+
+static clib_error_t *
+wg_set_async_mode_command_fn (vlib_main_t *vm, unformat_input_t *input,
+                             vlib_cli_command_t *cmd)
+{
+  unformat_input_t _line_input, *line_input = &_line_input;
+  int async_enable = 0;
+
+  if (!unformat_user (input, unformat_line_input, line_input))
+    return 0;
+
+  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (line_input, "on"))
+       async_enable = 1;
+      else if (unformat (line_input, "off"))
+       async_enable = 0;
+      else
+       return (clib_error_return (0, "unknown input '%U'",
+                                  format_unformat_error, line_input));
+    }
+
+  wg_set_async_mode (async_enable);
+
+  unformat_free (line_input);
+  return (NULL);
+}
+
+VLIB_CLI_COMMAND (wg_set_async_mode_command, static) = {
+  .path = "set wireguard async mode",
+  .short_help = "set wireguard async mode on|off",
+  .function = wg_set_async_mode_command_fn,
+};
+
+static clib_error_t *
+wg_show_mode_command_fn (vlib_main_t *vm, unformat_input_t *input,
+                        vlib_cli_command_t *cmd)
+{
+  vlib_cli_output (vm, "Wireguard mode");
+
+#define _(v, f, s)                                                            \
+  vlib_cli_output (vm, "\t%s: %s", s,                                         \
+                  (wg_op_mode_is_set_##f () ? "enabled" : "disabled"));
+  foreach_wg_op_mode_flags
+#undef _
+
+    return (NULL);
+}
+
+VLIB_CLI_COMMAND (wg_show_modemode_command, static) = {
+  .path = "show wireguard mode",
+  .short_help = "show wireguard mode",
+  .function = wg_show_mode_command_fn,
+};
+
 /* *INDENT-ON* */
 
 /*