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authorSteven Luong <sluong@cisco.com>2021-02-14 11:37:02 -0800
committerBeno�t Ganne <bganne@cisco.com>2021-04-02 08:44:52 +0000
commita77ae4708906b2a7894f7ac694bf55d5f0558d5f (patch)
treec62c174032c9605250ecfe44ce857cfae8943356 /src/plugins/arping/arping_test.c
parent19be32876f0587067e72c92b4d1faf5d4c26b3cd (diff)
arping: add arping command
Add linux similar arping command to VPP. syntax: arping [gratuitous] <address> <interface> [repeat <count>] [interval <secs>] Type: feature Signed-off-by: Steven Luong <sluong@cisco.com> Change-Id: I9267c054235207b8fae8e3f159246777eb0340dd
Diffstat (limited to 'src/plugins/arping/arping_test.c')
-rw-r--r--src/plugins/arping/arping_test.c167
1 files changed, 167 insertions, 0 deletions
diff --git a/src/plugins/arping/arping_test.c b/src/plugins/arping/arping_test.c
new file mode 100644
index 00000000000..9001b7098a7
--- /dev/null
+++ b/src/plugins/arping/arping_test.c
@@ -0,0 +1,167 @@
+/*
+ * arping VAT support
+ *
+ * Copyright (c) 2021 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 <inttypes.h>
+
+#include <vat/vat.h>
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+
+#include <vppinfra/error.h>
+#include <arping/arping.h>
+
+#define __plugin_msg_base arping_test_main.msg_id_base
+#include <vlibapi/vat_helper_macros.h>
+
+/* declare message IDs */
+#include <vnet/format_fns.h>
+#include <arping/arping.api_enum.h>
+#include <arping/arping.api_types.h>
+#include <vpp/api/vpe.api_types.h>
+#include <vnet/ip/ip_types_api.h>
+
+typedef struct
+{
+ /* API message ID base */
+ u16 msg_id_base;
+ u32 ping_id;
+ vat_main_t *vat_main;
+} arping_test_main_t;
+
+arping_test_main_t arping_test_main;
+
+/* arping request API */
+static int
+api_arping (vat_main_t *vam)
+{
+ vl_api_arping_t *mp;
+ arping_args_t args = { 0 };
+ int ret;
+ unformat_input_t *input = vam->input;
+ vnet_main_t *vnm = vnet_get_main ();
+ f64 interval = ARPING_DEFAULT_INTERVAL;
+ vl_api_control_ping_t *mp_ping;
+ arping_test_main_t *atm = &arping_test_main;
+
+ args.repeat = ARPING_DEFAULT_REPEAT;
+ args.interval = ARPING_DEFAULT_INTERVAL;
+ args.sw_if_index = ~0;
+
+ if (unformat (input, "gratuitous"))
+ args.is_garp = 1;
+
+ if (unformat (input, "%U", unformat_ip4_address, &args.address.ip.ip4))
+ args.address.version = AF_IP4;
+ else if (unformat (input, "%U", unformat_ip6_address, &args.address.ip.ip6))
+ args.address.version = AF_IP6;
+ else
+ {
+ errmsg ("expecting IP4/IP6 address `%U'. Usage: arping [gratuitous] "
+ "<addr> <intf> [repeat <count>] [interval <secs>]",
+ format_unformat_error, input);
+ return -99;
+ }
+
+ if (!unformat_user (input, unformat_vnet_sw_interface, vnm,
+ &args.sw_if_index))
+ {
+ errmsg ("unknown interface `%U'", format_unformat_error, input);
+ return -99;
+ }
+
+ /* parse the rest of the parameters in a cycle */
+ while (!unformat_eof (input, NULL))
+ {
+ if (unformat (input, "interval"))
+ {
+ if (!unformat (input, "%f", &interval))
+ {
+ errmsg ("expecting interval (floating point number) got `%U'",
+ format_unformat_error, input);
+ return -99;
+ }
+ args.interval = interval;
+ }
+ else if (unformat (input, "repeat"))
+ {
+ if (!unformat (input, "%u", &args.repeat))
+ {
+ errmsg ("expecting repeat count but got `%U'",
+ format_unformat_error, input);
+ return -99;
+ }
+ }
+ else
+ {
+ errmsg ("unknown input `%U'", format_unformat_error, input);
+ return -99;
+ }
+ }
+
+ M (ARPING, mp);
+
+ mp->interval = clib_host_to_net_f64 (args.interval);
+ mp->repeat = clib_host_to_net_u32 (args.repeat);
+ mp->is_garp = args.is_garp;
+ mp->sw_if_index = clib_host_to_net_u32 (args.sw_if_index);
+ ip_address_encode2 (&args.address, &mp->address);
+
+ S (mp);
+
+ /* Use a control ping for synchronization */
+ if (!atm->ping_id)
+ atm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC));
+ mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping));
+ mp_ping->_vl_msg_id = htons (atm->ping_id);
+ mp_ping->client_index = vam->my_client_index;
+
+ fformat (vam->ofp, "Sending ping id=%d\n", atm->ping_id);
+
+ vam->result_ready = 0;
+ S (mp_ping);
+
+ W (ret);
+
+ return ret;
+}
+
+/* arping-create reply handler */
+static void
+vl_api_arping_reply_t_handler (vl_api_arping_reply_t *mp)
+{
+ vat_main_t *vam = arping_test_main.vat_main;
+ i32 retval = ntohl (mp->retval);
+
+ if (retval == 0)
+ {
+ fformat (vam->ofp, "arping request reply count = %d\n",
+ ntohl (mp->reply_count));
+ }
+
+ vam->retval = retval;
+ vam->result_ready = 1;
+}
+
+#include <arping/arping.api_test.c>
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */