NAT44: code cleanup and refactor (VPP-1285)
[vpp.git] / src / plugins / nat / nat64_cli.c
index 3e15bee..c2639f4 100644 (file)
@@ -19,6 +19,7 @@
 
 #include <nat/nat64.h>
 #include <nat/nat.h>
+#include <nat/nat_inlines.h>
 #include <vnet/fib/fib_table.h>
 
 static clib_error_t *
@@ -26,7 +27,6 @@ nat64_add_del_pool_addr_command_fn (vlib_main_t * vm,
                                    unformat_input_t * input,
                                    vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
   unformat_input_t _line_input, *line_input = &_line_input;
   ip4_address_t start_addr, end_addr, this_addr;
   u32 start_host_order, end_host_order;
@@ -35,10 +35,6 @@ nat64_add_del_pool_addr_command_fn (vlib_main_t * vm,
   u8 is_add = 1;
   clib_error_t *error = 0;
 
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   /* Get a line of input. */
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
@@ -121,7 +117,11 @@ nat64_cli_pool_walk (snat_address_t * ap, void *ctx)
   else
     vlib_cli_output (vm, " %U", format_ip4_address, &ap->addr);
 
-  return 0;
+#define _(N, i, n, s) \
+  vlib_cli_output (vm, "  %d busy %s ports", ap->busy_##n##_ports, s);
+  foreach_snat_protocol
+#undef _
+    return 0;
 }
 
 static clib_error_t *
@@ -129,12 +129,6 @@ nat64_show_pool_command_fn (vlib_main_t * vm,
                            unformat_input_t * input,
                            vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
-
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   vlib_cli_output (vm, "NAT64 pool:");
   nat64_pool_addr_walk (nat64_cli_pool_walk, vm);
 
@@ -146,7 +140,6 @@ nat64_interface_feature_command_fn (vlib_main_t * vm,
                                    unformat_input_t *
                                    input, vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
   unformat_input_t _line_input, *line_input = &_line_input;
   vnet_main_t *vnm = vnet_get_main ();
   clib_error_t *error = 0;
@@ -156,10 +149,6 @@ nat64_interface_feature_command_fn (vlib_main_t * vm,
   u8 is_add = 1;
   int i, rv;
 
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   /* Get a line of input. */
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
@@ -193,22 +182,22 @@ nat64_interface_feature_command_fn (vlib_main_t * vm,
            case VNET_API_ERROR_NO_SUCH_ENTRY:
              error =
                clib_error_return (0, "%U NAT64 feature not enabled.",
-                                  format_vnet_sw_interface_name, vnm,
-                                  vnet_get_sw_interface (vnm, sw_if_index));
+                                  format_vnet_sw_if_index_name, vnm,
+                                  sw_if_index);
              goto done;
            case VNET_API_ERROR_VALUE_EXIST:
              error =
                clib_error_return (0, "%U NAT64 feature already enabled.",
-                                  format_vnet_sw_interface_name, vnm,
-                                  vnet_get_sw_interface (vnm, sw_if_index));
+                                  format_vnet_sw_if_index_name, vnm,
+                                  vnm, sw_if_index);
              goto done;
            case VNET_API_ERROR_INVALID_VALUE:
            case VNET_API_ERROR_INVALID_VALUE_2:
              error =
                clib_error_return (0,
                                   "%U NAT64 feature enable/disable failed.",
-                                  format_vnet_sw_interface_name, vnm,
-                                  vnet_get_sw_interface (vnm, sw_if_index));
+                                  format_vnet_sw_if_index_name, vnm,
+                                  sw_if_index);
              goto done;
            default:
              break;
@@ -228,22 +217,22 @@ nat64_interface_feature_command_fn (vlib_main_t * vm,
            case VNET_API_ERROR_NO_SUCH_ENTRY:
              error =
                clib_error_return (0, "%U NAT64 feature not enabled.",
-                                  format_vnet_sw_interface_name, vnm,
-                                  vnet_get_sw_interface (vnm, sw_if_index));
+                                  format_vnet_sw_if_index_name, vnm,
+                                  sw_if_index);
              goto done;
            case VNET_API_ERROR_VALUE_EXIST:
              error =
                clib_error_return (0, "%U NAT64 feature already enabled.",
-                                  format_vnet_sw_interface_name, vnm,
-                                  vnet_get_sw_interface (vnm, sw_if_index));
+                                  format_vnet_sw_if_index_name, vnm,
+                                  sw_if_index);
              goto done;
            case VNET_API_ERROR_INVALID_VALUE:
            case VNET_API_ERROR_INVALID_VALUE_2:
              error =
                clib_error_return (0,
                                   "%U NAT64 feature enable/disable failed.",
-                                  format_vnet_sw_interface_name, vnm,
-                                  vnet_get_sw_interface (vnm, sw_if_index));
+                                  format_vnet_sw_if_index_name, vnm,
+                                  sw_if_index);
              goto done;
            default:
              break;
@@ -266,8 +255,8 @@ nat64_cli_interface_walk (snat_interface_t * i, void *ctx)
   vlib_main_t *vm = ctx;
   vnet_main_t *vnm = vnet_get_main ();
 
-  vlib_cli_output (vm, " %U %s", format_vnet_sw_interface_name, vnm,
-                  vnet_get_sw_interface (vnm, i->sw_if_index),
+  vlib_cli_output (vm, " %U %s", format_vnet_sw_if_index_name, vnm,
+                  i->sw_if_index,
                   (nat_interface_is_inside (i)
                    && nat_interface_is_outside (i)) ? "in out" :
                   nat_interface_is_inside (i) ? "in" : "out");
@@ -279,12 +268,6 @@ nat64_show_interfaces_command_fn (vlib_main_t * vm,
                                  unformat_input_t *
                                  input, vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
-
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   vlib_cli_output (vm, "NAT64 interfaces:");
   nat64_interfaces_walk (nat64_cli_interface_walk, vm);
 
@@ -297,7 +280,6 @@ nat64_add_del_static_bib_command_fn (vlib_main_t *
                                     unformat_input_t
                                     * input, vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
   unformat_input_t _line_input, *line_input = &_line_input;
   clib_error_t *error = 0;
   u8 is_add = 1;
@@ -310,10 +292,6 @@ nat64_add_del_static_bib_command_fn (vlib_main_t *
   u8 p = 0;
   int rv;
 
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
 
@@ -383,6 +361,8 @@ nat64_add_del_static_bib_command_fn (vlib_main_t *
        clib_error_return (0, "Outside addres %U and port %u already in use.",
                           format_ip4_address, &out_addr, out_port);
       goto done;
+    case VNET_API_ERROR_INVALID_VALUE_2:
+      error = clib_error_return (0, "Invalid outside port.");
     default:
       break;
     }
@@ -436,10 +416,7 @@ nat64_show_bib_command_fn (vlib_main_t * vm,
   clib_error_t *error = 0;
   u32 proto = ~0;
   u8 p = 255;
-
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
+  nat64_db_t *db;
 
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
@@ -462,7 +439,11 @@ nat64_show_bib_command_fn (vlib_main_t * vm,
   else
     vlib_cli_output (vm, "NAT64 %U BIB entries:", format_snat_protocol,
                     proto);
-  nat64_db_bib_walk (&nm->db, p, nat64_cli_bib_walk, vm);
+
+  /* *INDENT-OFF* */
+  vec_foreach (db, nm->db)
+    nat64_db_bib_walk (db, p, nat64_cli_bib_walk, vm);
+  /* *INDENT-ON* */
 
 done:
   unformat_free (line_input);
@@ -474,7 +455,6 @@ static clib_error_t *
 nat64_set_timeouts_command_fn (vlib_main_t * vm, unformat_input_t * input,
                               vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
   unformat_input_t _line_input, *line_input = &_line_input;
   clib_error_t *error = 0;
   u32 timeout, tcp_trans, tcp_est, tcp_incoming_syn;
@@ -483,10 +463,6 @@ nat64_set_timeouts_command_fn (vlib_main_t * vm, unformat_input_t * input,
   tcp_est = nat64_get_tcp_est_timeout ();
   tcp_incoming_syn = nat64_get_tcp_incoming_syn_timeout ();
 
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
 
@@ -563,12 +539,6 @@ static clib_error_t *
 nat64_show_timeouts_command_fn (vlib_main_t * vm, unformat_input_t * input,
                                vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
-
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   vlib_cli_output (vm, "NAT64 session timeouts:");
   vlib_cli_output (vm, " UDP %usec", nat64_get_udp_timeout ());
   vlib_cli_output (vm, " ICMP %usec", nat64_get_icmp_timeout ());
@@ -582,15 +552,21 @@ nat64_show_timeouts_command_fn (vlib_main_t * vm, unformat_input_t * input,
   return 0;
 }
 
+typedef struct nat64_cli_st_walk_ctx_t_
+{
+  vlib_main_t *vm;
+  nat64_db_t *db;
+} nat64_cli_st_walk_ctx_t;
+
 static int
-nat64_cli_st_walk (nat64_db_st_entry_t * ste, void *ctx)
+nat64_cli_st_walk (nat64_db_st_entry_t * ste, void *arg)
 {
-  vlib_main_t *vm = ctx;
-  nat64_main_t *nm = &nat64_main;
+  nat64_cli_st_walk_ctx_t *ctx = arg;
+  vlib_main_t *vm = ctx->vm;
   nat64_db_bib_entry_t *bibe;
   fib_table_t *fib;
 
-  bibe = nat64_db_bib_entry_by_index (&nm->db, ste->proto, ste->bibe_index);
+  bibe = nat64_db_bib_entry_by_index (ctx->db, ste->proto, ste->bibe_index);
   if (!bibe)
     return -1;
 
@@ -642,10 +618,10 @@ nat64_show_st_command_fn (vlib_main_t * vm,
   clib_error_t *error = 0;
   u32 proto = ~0;
   u8 p = 255;
-
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
+  nat64_db_t *db;
+  nat64_cli_st_walk_ctx_t ctx = {
+    .vm = vm,
+  };
 
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
@@ -667,7 +643,13 @@ nat64_show_st_command_fn (vlib_main_t * vm,
     vlib_cli_output (vm, "NAT64 sessions:");
   else
     vlib_cli_output (vm, "NAT64 %U sessions:", format_snat_protocol, proto);
-  nat64_db_st_walk (&nm->db, p, nat64_cli_st_walk, vm);
+  /* *INDENT-OFF* */
+  vec_foreach (db, nm->db)
+    {
+      ctx.db = db;
+      nat64_db_st_walk (db, p, nat64_cli_st_walk, &ctx);
+    }
+  /* *INDENT-ON* */
 
 done:
   unformat_free (line_input);
@@ -679,7 +661,6 @@ static clib_error_t *
 nat64_add_del_prefix_command_fn (vlib_main_t * vm, unformat_input_t * input,
                                 vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
   vnet_main_t *vnm = vnet_get_main ();
   clib_error_t *error = 0;
   unformat_input_t _line_input, *line_input = &_line_input;
@@ -689,10 +670,6 @@ nat64_add_del_prefix_command_fn (vlib_main_t * vm, unformat_input_t * input,
   u32 plen = 0;
   int rv;
 
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
 
@@ -748,26 +725,29 @@ nat64_add_del_prefix_command_fn (vlib_main_t * vm, unformat_input_t * input,
       fib_prefix_t fibpfx = {
        .fp_len = plen,
        .fp_proto = FIB_PROTOCOL_IP6,
-       .fp_addr = {.ip6 = prefix}
+       .fp_addr = {
+                   .ip6 = prefix}
       };
 
       if (is_add)
        {
-         fib_index = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP6,
-                                                        vrf_id,
-                                                        FIB_SOURCE_PLUGIN_HI);
+         fib_index =
+           fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP6,
+                                              vrf_id, FIB_SOURCE_PLUGIN_HI);
          fib_table_entry_update_one_path (fib_index, &fibpfx,
                                           FIB_SOURCE_PLUGIN_HI,
-                                          FIB_ENTRY_FLAG_NONE, DPO_PROTO_IP6,
-                                          NULL, sw_if_index, ~0, 0, NULL,
-                                          FIB_ROUTE_PATH_INTF_RX);
+                                          FIB_ENTRY_FLAG_NONE,
+                                          DPO_PROTO_IP6, NULL,
+                                          sw_if_index, ~0, 0,
+                                          NULL, FIB_ROUTE_PATH_INTF_RX);
        }
       else
        {
          fib_index = fib_table_find (FIB_PROTOCOL_IP6, vrf_id);
          fib_table_entry_path_remove (fib_index, &fibpfx,
-                                      FIB_SOURCE_PLUGIN_HI, DPO_PROTO_IP6,
-                                      NULL, sw_if_index, ~0, 1,
+                                      FIB_SOURCE_PLUGIN_HI,
+                                      DPO_PROTO_IP6, NULL,
+                                      sw_if_index, ~0, 1,
                                       FIB_ROUTE_PATH_INTF_RX);
          fib_table_unlock (fib_index, FIB_PROTOCOL_IP6,
                            FIB_SOURCE_PLUGIN_HI);
@@ -792,15 +772,10 @@ nat64_cli_prefix_walk (nat64_prefix_t * p, void *ctx)
 }
 
 static clib_error_t *
-nat64_show_prefix_command_fn (vlib_main_t * vm, unformat_input_t * input,
+nat64_show_prefix_command_fn (vlib_main_t * vm,
+                             unformat_input_t * input,
                              vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
-
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
-
   vlib_cli_output (vm, "NAT64 prefix:");
   nat64_prefix_walk (nat64_cli_prefix_walk, vm);
 
@@ -812,7 +787,6 @@ nat64_add_interface_address_command_fn (vlib_main_t * vm,
                                        unformat_input_t * input,
                                        vlib_cli_command_t * cmd)
 {
-  nat64_main_t *nm = &nat64_main;
   vnet_main_t *vnm = vnet_get_main ();
   unformat_input_t _line_input, *line_input = &_line_input;
   u32 sw_if_index;
@@ -820,9 +794,6 @@ nat64_add_interface_address_command_fn (vlib_main_t * vm,
   int is_add = 1;
   clib_error_t *error = 0;
 
-  if (nm->is_disabled)
-    return clib_error_return (0,
-                             "NAT64 disabled, multi thread not supported");
   /* Get a line of input. */
   if (!unformat_user (input, unformat_line_input, line_input))
     return 0;
@@ -830,8 +801,7 @@ nat64_add_interface_address_command_fn (vlib_main_t * vm,
   while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
     {
       if (unformat
-         (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index))
-       ;
+         (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index));
       else if (unformat (line_input, "del"))
        is_add = 0;
       else