diff options
| -rw-r--r-- | src/vnet/udp/udp_cli.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/vnet/udp/udp_cli.c b/src/vnet/udp/udp_cli.c index 97760f4c4f8..3b7bb380c89 100644 --- a/src/vnet/udp/udp_cli.c +++ b/src/vnet/udp/udp_cli.c @@ -13,6 +13,9 @@ * limitations under the License. */ +#include <vppinfra/error.h> +#include <vppinfra/format.h> +#include <vppinfra/format_table.h> #include <vnet/udp/udp.h> #include <vnet/session/session_types.h> @@ -171,6 +174,96 @@ VLIB_CLI_COMMAND (show_tcp_punt_command, static) = }; /* *INDENT-ON* */ +static void +table_format_udp_port_ (vlib_main_t *vm, udp_main_t *um, table_t *t, int *c, + int port, int bind, int is_ip4) +{ + const udp_dst_port_info_t *pi = udp_get_dst_port_info (um, port, is_ip4); + if (!pi) + return; + if (bind && ~0 == pi->node_index) + return; + table_format_cell (t, *c, 0, "%d", pi->dst_port); + table_format_cell (t, *c, 1, is_ip4 ? "ip4" : "ip6"); + table_format_cell (t, *c, 2, ~0 == pi->node_index ? "none" : "%U", + format_vlib_node_name, vm, pi->node_index); + table_format_cell (t, *c, 3, "%s", pi->name); + (*c)++; +} + +static void +table_format_udp_port (vlib_main_t *vm, udp_main_t *um, table_t *t, int *c, + int port, int bind, int ip4, int ip6) +{ + if (ip4) + table_format_udp_port_ (vm, um, t, c, port, bind, 1 /* is_ip4 */); + if (ip6) + table_format_udp_port_ (vm, um, t, c, port, bind, 0 /* is_ip4 */); +} + +static clib_error_t * +show_udp_ports (vlib_main_t *vm, unformat_input_t *input, + vlib_cli_command_t *cmd) +{ + table_t table = {}, *t = &table; + udp_main_t *um = &udp_main; + clib_error_t *err = 0; + int ip4 = 1, ip6 = 1; + int port = -1; + int bind = 1; + int c = 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "ip4")) + ip6 = 0; + else if (unformat (input, "ip6")) + ip4 = 0; + else if (unformat (input, "bind")) + bind = 1; + else if (unformat (input, "all")) + bind = 0; + else if (unformat (input, "%d", &port)) + ; + else + { + err = clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + goto out; + } + } + + table_add_header_col (t, 4, "port", "proto", "node", "desc"); + + if (port > 65535) + { + err = clib_error_return (0, "wrong port %d", port); + goto out; + } + else if (port < 0) + { + for (port = 0; port < 65536; port++) + table_format_udp_port (vm, um, t, &c, port, bind, ip4, ip6); + } + else + { + table_format_udp_port (vm, um, t, &c, port, bind, ip4, ip6); + } + + vlib_cli_output (vm, "%U", format_table, t); + +out: + table_free (t); + return err; +} + +VLIB_CLI_COMMAND (show_udp_ports_cmd, static) = { + .path = "show udp ports", + .function = show_udp_ports, + .short_help = "show udp ports [ip4|ip6] [bind|all|<port>]", + .is_mp_safe = 1, +}; + /* * fd.io coding-style-patch-verification: ON * |