Line data Source code
1 : /*
2 : * Copyright (c) 2016 Cisco and/or its affiliates.
3 : * Licensed under the Apache License, Version 2.0 (the "License");
4 : * you may not use this file except in compliance with the License.
5 : * You may obtain a copy of the License at:
6 : *
7 : * http://www.apache.org/licenses/LICENSE-2.0
8 : *
9 : * Unless required by applicable law or agreed to in writing, software
10 : * distributed under the License is distributed on an "AS IS" BASIS,
11 : * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 : * See the License for the specific language governing permissions and
13 : * limitations under the License.
14 : */
15 : #include <vnet/vnet.h>
16 : #include <stdint.h>
17 : #include <time.h>
18 : #include <string.h>
19 : #include <vppinfra/mem.h>
20 : #include "trace_util.h"
21 : #include "trace_config.h"
22 :
23 : __clib_export trace_main_t trace_main;
24 :
25 : static int
26 559 : trace_profile_cleanup (trace_profile * profile)
27 : {
28 :
29 559 : clib_memset (profile, 0, sizeof (trace_profile));
30 559 : profile->trace_tsp = TSP_MICROSECONDS; /* Micro seconds */
31 559 : ip6_trace_profile_cleanup (); /* lib-trace_TODO: Remove this once IOAM-IPv6 transport is a plugin */
32 559 : return 0;
33 :
34 : }
35 :
36 : static int
37 559 : trace_main_profiles_reset (void)
38 : {
39 : int rv;
40 :
41 559 : trace_main_t *sm = &trace_main;
42 559 : rv = trace_profile_cleanup (&(sm->profile));
43 559 : return (rv);
44 : }
45 :
46 : int
47 559 : trace_util_init (void)
48 : {
49 : int rv;
50 :
51 559 : rv = trace_main_profiles_reset ();
52 559 : return (rv);
53 : }
54 :
55 :
56 : int
57 0 : trace_profile_create (trace_profile * profile, u8 trace_type, u8 num_elts,
58 : u32 trace_tsp, u32 node_id, u32 app_data)
59 : {
60 :
61 0 : if (!trace_type || !num_elts || !(node_id))
62 : {
63 0 : return (-1);
64 : }
65 0 : if (profile && !profile->valid)
66 : {
67 : //rv = trace_profile_cleanup (profile);
68 0 : profile->trace_type = trace_type;
69 0 : profile->num_elts = num_elts;
70 0 : profile->trace_tsp = trace_tsp;
71 0 : profile->node_id = node_id;
72 0 : profile->app_data = app_data;
73 0 : profile->valid = 1;
74 :
75 : /* lib-trace_TODO: Remove this once IOAM-IPv6 transport is a plugin */
76 0 : ip6_trace_profile_setup ();
77 0 : return (0);
78 : }
79 :
80 0 : return (-1);
81 : }
82 :
83 :
84 :
85 : clib_error_t *
86 0 : clear_trace_profile_command_fn (vlib_main_t * vm,
87 : unformat_input_t * input,
88 : vlib_cli_command_t * cmd)
89 : {
90 :
91 0 : trace_main_profiles_reset ();
92 0 : return 0;
93 : }
94 :
95 : void
96 0 : clear_trace_profiles (void)
97 : {
98 0 : clear_trace_profile_command_fn (0, 0, 0);
99 0 : }
100 :
101 : /* *INDENT-OFF* */
102 176567 : VLIB_CLI_COMMAND(clear_trace_profile_command) =
103 : {
104 : .path = "clear ioam-trace profile",
105 : .short_help = "clear ioam-trace profile [<index>|all]",
106 : .function = clear_trace_profile_command_fn,
107 : };
108 : /* *INDENT-ON* */
109 :
110 : static clib_error_t *
111 0 : set_trace_profile_command_fn (vlib_main_t * vm,
112 : unformat_input_t * input,
113 : vlib_cli_command_t * cmd)
114 : {
115 0 : u8 trace_type = 0;
116 0 : u8 num_elts = 0;
117 0 : u32 node_id = 0;
118 0 : u32 app_data = 0;
119 0 : u32 trace_tsp = 0;
120 0 : trace_profile *profile = NULL;
121 0 : while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
122 : {
123 0 : if (unformat (input, "trace-type 0x%x", &trace_type));
124 0 : else if (unformat (input, "trace-elts %d", &num_elts));
125 0 : else if (unformat (input, "trace-tsp %d", &trace_tsp));
126 0 : else if (unformat (input, "node-id 0x%x", &node_id));
127 0 : else if (unformat (input, "app-data 0x%x", &app_data));
128 : else
129 0 : break;
130 : }
131 0 : profile = trace_profile_find ();
132 0 : if (profile)
133 : {
134 0 : trace_profile_create (profile, trace_type, num_elts, trace_tsp,
135 : node_id, app_data);
136 : }
137 0 : return 0;
138 : }
139 :
140 : /* *INDENT-OFF* */
141 176567 : VLIB_CLI_COMMAND (set_trace_profile_command, static) =
142 : {
143 : .path = "set ioam-trace profile",
144 : .short_help = "set ioam-trace \
145 : trace-type <0x1f|0x3|0x9|0x11|0x19> trace-elts <nn> trace-tsp <0|1|2|3> \
146 : node-id <node id in hex> app-data <app_data in hex>",
147 : .function = set_trace_profile_command_fn,
148 : };
149 : /* *INDENT-ON* */
150 :
151 : static clib_error_t *
152 0 : show_trace_profile_command_fn (vlib_main_t * vm,
153 : unformat_input_t * input,
154 : vlib_cli_command_t * cmd)
155 : {
156 0 : trace_profile *p = NULL;
157 0 : u8 *s = 0;
158 0 : p = trace_profile_find ();
159 0 : if (!(p && p->valid))
160 : {
161 0 : s = format (s, "\nTrace configuration not valid\n");
162 0 : vlib_cli_output (vm, "%v", s);
163 0 : vec_free (s);
164 0 : return 0;
165 : }
166 0 : s = format (s, " HOP BY HOP OPTIONS - TRACE CONFIG - \n");
167 0 : s = format (s, " Trace Type : 0x%x (%d)\n",
168 0 : p->trace_type, p->trace_type);
169 0 : s =
170 0 : format (s, " Trace timestamp precision : %d (%s)\n",
171 : p->trace_tsp,
172 0 : (p->trace_tsp ==
173 0 : TSP_SECONDS) ? "Seconds" : ((p->trace_tsp ==
174 : TSP_MILLISECONDS) ?
175 : "Milliseconds"
176 0 : : (((p->trace_tsp ==
177 : TSP_MICROSECONDS) ?
178 0 : "Microseconds" :
179 : "Nanoseconds"))));
180 0 : s = format (s, " Num of trace nodes : %d\n", p->num_elts);
181 0 : s =
182 0 : format (s, " Node-id : 0x%x (%d)\n",
183 : p->node_id, p->node_id);
184 0 : s =
185 0 : format (s, " App Data : 0x%x (%d)\n",
186 : p->app_data, p->app_data);
187 0 : vlib_cli_output (vm, "%v", s);
188 0 : vec_free (s);
189 0 : return 0;
190 : }
191 :
192 : /* *INDENT-OFF* */
193 176567 : VLIB_CLI_COMMAND (show_trace_profile_command, static) =
194 : {
195 : .path = "show ioam-trace profile",
196 : .short_help = "show ioam-trace profile",
197 : .function = show_trace_profile_command_fn,
198 : };
199 : /* *INDENT-ON* */
200 :
201 : /*
202 : * fd.io coding-style-patch-verification: ON
203 : *
204 : * Local Variables:
205 : * eval: (c-set-style "gnu")
206 : * End:
207 : */
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