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authorAkshayaNadahalli <anadahal@cisco.com>2017-01-23 22:05:35 +0530
committerAkshayaNadahalli <anadahal@cisco.com>2017-03-07 14:08:22 +0000
commit1b563527c143903b6e7e79b5978af5310372f605 (patch)
tree7b673272cb930e03b77dd376f581d903c219a566 /src/plugins/ioam/udp-ping/udp_ping_test.c
parent066f034b903bda6e938bec1b12f01edef65ee9c4 (diff)
In-band OAM active probe (VPP-471)
Change-Id: Icf0ddf76ba1c8b588c79387284cd0349ebc6e45f Signed-off-by: AkshayaNadahalli <anadahal@cisco.com>
Diffstat (limited to 'src/plugins/ioam/udp-ping/udp_ping_test.c')
-rw-r--r--src/plugins/ioam/udp-ping/udp_ping_test.c269
1 files changed, 269 insertions, 0 deletions
diff --git a/src/plugins/ioam/udp-ping/udp_ping_test.c b/src/plugins/ioam/udp-ping/udp_ping_test.c
new file mode 100644
index 00000000000..3128f274260
--- /dev/null
+++ b/src/plugins/ioam/udp-ping/udp_ping_test.c
@@ -0,0 +1,269 @@
+/*
+ * Copyright (c) 2017 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.
+ */
+/*
+ *------------------------------------------------------------------
+ * udp_ping_test.c - test harness for udp ping plugin
+ *------------------------------------------------------------------
+ */
+
+#include <vat/vat.h>
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+#include <vlibsocket/api.h>
+#include <vppinfra/error.h>
+#include <vnet/ip/ip.h>
+
+/* Declare message IDs */
+#include <ioam/udp-ping/udp_ping_msg_enum.h>
+
+/* define message structures */
+#define vl_typedefs
+#include <ioam/udp-ping/udp_ping_all_api_h.h>
+#undef vl_typedefs
+
+/* declare message handlers for each api */
+
+#define vl_endianfun /* define message structures */
+#include <ioam/udp-ping/udp_ping_all_api_h.h>
+#undef vl_endianfun
+
+/* instantiate all the print functions we know about */
+#define vl_print(handle, ...)
+#define vl_printfun
+#include <ioam/udp-ping/udp_ping_all_api_h.h>
+#undef vl_printfun
+
+/* Get the API version number. */
+#define vl_api_version(n,v) static u32 api_version=(v);
+#include <ioam/udp-ping/udp_ping_all_api_h.h>
+#undef vl_api_version
+
+
+typedef struct
+{
+ /* API message ID base */
+ u16 msg_id_base;
+ vat_main_t *vat_main;
+} udp_ping_test_main_t;
+
+udp_ping_test_main_t udp_ping_test_main;
+
+#define foreach_standard_reply_retval_handler \
+_(udp_ping_add_del_reply) \
+_(udp_ping_export_reply)
+
+#define _(n) \
+ static void vl_api_##n##_t_handler \
+ (vl_api_##n##_t * mp) \
+ { \
+ vat_main_t * vam = udp_ping_test_main.vat_main; \
+ i32 retval = ntohl(mp->retval); \
+ if (vam->async_mode) { \
+ vam->async_errors += (retval < 0); \
+ } else { \
+ vam->retval = retval; \
+ vam->result_ready = 1; \
+ } \
+ }
+foreach_standard_reply_retval_handler;
+#undef _
+
+/*
+ * Table of message reply handlers, must include boilerplate handlers
+ * we just generated
+ */
+#define foreach_vpe_api_reply_msg \
+_(UDP_PING_ADD_DEL_REPLY, udp_ping_add_del_reply) \
+_(UDP_PING_EXPORT_REPLY, udp_ping_export_reply) \
+
+
+/* M: construct, but don't yet send a message */
+
+#define M(T,t) \
+do { \
+ vam->result_ready = 0; \
+ mp = vl_msg_api_alloc(sizeof(*mp)); \
+ memset (mp, 0, sizeof (*mp)); \
+ mp->_vl_msg_id = ntohs (VL_API_##T + sm->msg_id_base); \
+ mp->client_index = vam->my_client_index; \
+} while(0);
+
+/* S: send a message */
+#define S (vl_msg_api_send_shmem (vam->vl_input_queue, (u8 *)&mp))
+
+/* W: wait for results, with timeout */
+#define W \
+do { \
+ timeout = vat_time_now (vam) + 5.0; \
+ \
+ while (vat_time_now (vam) < timeout) { \
+ if (vam->result_ready == 1) { \
+ return (vam->retval); \
+ } \
+ } \
+ return -99; \
+} while(0);
+
+static int
+api_udp_ping_add_del_req (vat_main_t * vam)
+{
+ udp_ping_test_main_t *sm = &udp_ping_test_main;
+ unformat_input_t *input = vam->input;
+ vl_api_udp_ping_add_del_req_t *mp;
+ int rv = 0;
+ ip6_address_t dst, src;
+ u32 start_src_port, end_src_port;
+ u32 start_dst_port, end_dst_port;
+ u32 interval;
+ u8 is_disable = 0;
+ f64 timeout;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "src %U", unformat_ip6_address, &src))
+ ;
+ else if (unformat (input, "start-src-port %d", &start_src_port))
+ ;
+ else if (unformat (input, "end-src-port %d", &end_src_port))
+ ;
+ else if (unformat (input, "start-dst-port %d", &start_dst_port))
+ ;
+ else if (unformat (input, "end-dst-port %d", &end_dst_port))
+ ;
+ else if (unformat (input, "dst %U", unformat_ip6_address, &dst))
+ ;
+ else if (unformat (input, "interval %d", &interval))
+ ;
+ else if (unformat (input, "disable"))
+ is_disable = 1;
+ else
+ break;
+ }
+
+ M (UDP_PING_ADD_DEL_REQ, udp_ping_add);
+
+ clib_memcpy (mp->src_ip_address, &src, 16);
+ clib_memcpy (mp->dst_ip_address, &dst, 16);
+ mp->start_src_port = (u16) start_src_port;
+ mp->end_src_port = (u16) end_src_port;
+ mp->start_dst_port = (u16) start_dst_port;
+ mp->end_dst_port = (u16) end_dst_port;
+ mp->interval = (u16) interval;
+ mp->is_ipv4 = 0;
+ mp->dis = is_disable;
+
+ S;
+ W;
+
+ return (rv);
+}
+
+static int
+api_udp_ping_export_req (vat_main_t * vam)
+{
+ udp_ping_test_main_t *sm = &udp_ping_test_main;
+ unformat_input_t *input = vam->input;
+ vl_api_udp_ping_export_req_t *mp;
+ int rv = 0;
+ int is_add = 1;
+ f64 timeout;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "export"))
+ is_add = 1;
+ else if (unformat (input, "disable"))
+ is_add = 0;
+ else
+ break;
+ }
+
+ M (UDP_PING_EXPORT_REQ, udp_ping_export);
+
+ mp->enable = is_add;
+
+ S;
+ W;
+
+ return (rv);
+}
+
+/*
+ * List of messages that the api test plugin sends,
+ * and that the data plane plugin processes
+ */
+#define foreach_vpe_api_msg \
+_(udp_ping_add_del_req, "src <local IPv6 address> start-src-port <first local port> "\
+ "end-src-port <last local port> " \
+ "dst <remote IPv6 address> start-dst-port <first destination port> "\
+ "end-dst-port <last destination port> "\
+ "interval <time interval in sec for which ping packet will be sent> "\
+ "[disable]") \
+_(udp_ping_export_req, "export [disable]") \
+
+
+void
+vat_api_hookup (vat_main_t * vam)
+{
+ udp_ping_test_main_t *sm = &udp_ping_test_main;
+ /* Hook up handlers for replies from the data plane plug-in */
+#define _(N,n) \
+ vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base), \
+ #n, \
+ vl_api_##n##_t_handler, \
+ vl_noop_handler, \
+ vl_api_##n##_t_endian, \
+ vl_api_##n##_t_print, \
+ sizeof(vl_api_##n##_t), 1);
+ foreach_vpe_api_reply_msg;
+#undef _
+
+ /* API messages we can send */
+#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n);
+ foreach_vpe_api_msg;
+#undef _
+
+ /* Help strings */
+#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
+ foreach_vpe_api_msg;
+#undef _
+}
+
+clib_error_t *
+vat_plugin_register (vat_main_t * vam)
+{
+ udp_ping_test_main_t *sm = &udp_ping_test_main;
+ u8 *name;
+
+ sm->vat_main = vam;
+
+ name = format (0, "udp_ping_%08x%c", api_version, 0);
+ sm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name);
+
+ if (sm->msg_id_base != (u16) ~ 0)
+ vat_api_hookup (vam);
+
+ vec_free (name);
+
+ return 0;
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */