aboutsummaryrefslogtreecommitdiffstats
path: root/src/vnet/udp/udp_cli.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/vnet/udp/udp_cli.c')
-rw-r--r--src/vnet/udp/udp_cli.c177
1 files changed, 177 insertions, 0 deletions
diff --git a/src/vnet/udp/udp_cli.c b/src/vnet/udp/udp_cli.c
new file mode 100644
index 00000000000..89cea689251
--- /dev/null
+++ b/src/vnet/udp/udp_cli.c
@@ -0,0 +1,177 @@
+/*
+ * Copyright (c) 2020 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vnet/udp/udp.h>
+
+u8 *
+format_udp_connection_id (u8 * s, va_list * args)
+{
+ udp_connection_t *uc = va_arg (*args, udp_connection_t *);
+ if (!uc)
+ return s;
+ if (uc->c_is_ip4)
+ s = format (s, "[%u:%u][%s] %U:%d->%U:%d", uc->c_thread_index,
+ uc->c_s_index, "U", format_ip4_address, &uc->c_lcl_ip4,
+ clib_net_to_host_u16 (uc->c_lcl_port), format_ip4_address,
+ &uc->c_rmt_ip4, clib_net_to_host_u16 (uc->c_rmt_port));
+ else
+ s = format (s, "[%u:%u][%s] %U:%d->%U:%d", uc->c_thread_index,
+ uc->c_s_index, "U", format_ip6_address, &uc->c_lcl_ip6,
+ clib_net_to_host_u16 (uc->c_lcl_port), format_ip6_address,
+ &uc->c_rmt_ip6, clib_net_to_host_u16 (uc->c_rmt_port));
+ return s;
+}
+
+static const char *udp_connection_flags_str[] = {
+#define _(sym, str) str,
+ foreach_udp_connection_flag
+#undef _
+};
+
+static u8 *
+format_udp_connection_flags (u8 * s, va_list * args)
+{
+ udp_connection_t *uc = va_arg (*args, udp_connection_t *);
+ int i, last = -1;
+
+ for (i = 0; i < UDP_CONN_N_FLAGS; i++)
+ if (uc->flags & (1 << i))
+ last = i;
+ for (i = 0; i < last; i++)
+ {
+ if (uc->flags & (1 << i))
+ s = format (s, "%s, ", udp_connection_flags_str[i]);
+ }
+ if (last >= 0)
+ s = format (s, "%s", udp_connection_flags_str[last]);
+ return s;
+}
+
+static u8 *
+format_udp_vars (u8 * s, va_list * args)
+{
+ udp_connection_t *uc = va_arg (*args, udp_connection_t *);
+ s = format (s, " index %u flags: %U", uc->c_c_index,
+ format_udp_connection_flags, uc);
+
+ if (!(uc->flags & UDP_CONN_F_LISTEN))
+ s = format (s, "\n");
+ return s;
+}
+
+u8 *
+format_udp_connection (u8 * s, va_list * args)
+{
+ udp_connection_t *uc = va_arg (*args, udp_connection_t *);
+ u32 verbose = va_arg (*args, u32);
+ if (!uc)
+ return s;
+ s = format (s, "%-50U", format_udp_connection_id, uc);
+ if (verbose)
+ {
+ s = format (s, "%-15s",
+ (uc->flags & UDP_CONN_F_LISTEN) ? "LISTEN" : "OPENED", uc);
+ if (verbose > 1)
+ s = format (s, "\n%U", format_udp_vars, uc);
+ }
+ return s;
+}
+
+static clib_error_t *
+udp_config_fn (vlib_main_t * vm, unformat_input_t * input)
+{
+ udp_main_t *um = &udp_main;
+ u32 tmp;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "mtu %u", &tmp))
+ um->default_mtu = tmp;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+ return 0;
+}
+
+VLIB_CONFIG_FUNCTION (udp_config_fn, "udp");
+
+static clib_error_t *
+show_udp_punt_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd_arg)
+{
+ udp_main_t *um = vnet_get_udp_main ();
+
+ clib_error_t *error = NULL;
+
+ if (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ return clib_error_return (0, "unknown input `%U'", format_unformat_error,
+ input);
+
+ udp_dst_port_info_t *port_info;
+ if (um->punt_unknown4)
+ {
+ vlib_cli_output (vm, "IPv4 UDP punt: enabled");
+ }
+ else
+ {
+ u8 *s = NULL;
+ vec_foreach (port_info, um->dst_port_infos[UDP_IP4])
+ {
+ if (udp_is_valid_dst_port (port_info->dst_port, 1))
+ {
+ s = format (s, (!s) ? "%d" : ", %d", port_info->dst_port);
+ }
+ }
+ s = format (s, "%c", 0);
+ vlib_cli_output (vm, "IPV4 UDP ports punt : %s", s);
+ }
+
+ if (um->punt_unknown6)
+ {
+ vlib_cli_output (vm, "IPv6 UDP punt: enabled");
+ }
+ else
+ {
+ u8 *s = NULL;
+ vec_foreach (port_info, um->dst_port_infos[UDP_IP6])
+ {
+ if (udp_is_valid_dst_port (port_info->dst_port, 01))
+ {
+ s = format (s, (!s) ? "%d" : ", %d", port_info->dst_port);
+ }
+ }
+ s = format (s, "%c", 0);
+ vlib_cli_output (vm, "IPV6 UDP ports punt : %s", s);
+ }
+
+ return (error);
+}
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_tcp_punt_command, static) =
+{
+ .path = "show udp punt",
+ .short_help = "show udp punt [ipv4|ipv6]",
+ .function = show_udp_punt_fn,
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */