FD.io VPP  v19.08.2-294-g37e99c22d
Vector Packet Processing
vpp_get_stats.c
Go to the documentation of this file.
1 /*
2  *------------------------------------------------------------------
3  * vpp_get_stats.c
4  *
5  * Copyright (c) 2018 Cisco and/or its affiliates.
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at:
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  *------------------------------------------------------------------
18  */
19 
21 #include <vlib/vlib.h>
22 
23 static int
24 stat_poll_loop (u8 ** patterns)
25 {
26  struct timespec ts, tsrem;
28  int i, j, k, lost_connection = 0;
29  f64 heartbeat, prev_heartbeat = 0;
30  u32 *stats = stat_segment_ls (patterns);
31  if (!stats)
32  {
33  return -1;
34  }
35 
36  printf ("\033[2J"); /* clear the screen */
37  while (1)
38  {
39  heartbeat = stat_segment_heartbeat ();
40  if (heartbeat > prev_heartbeat)
41  {
42  prev_heartbeat = heartbeat;
43  lost_connection = 0;
44  }
45  else
46  {
47  lost_connection++;
48  }
49  if (lost_connection > 10)
50  {
51  fformat (stderr, "Lost connection to VPP...\n");
52  return -1;
53  }
54 
55  printf ("\033[H"); /* Cursor top left corner */
56  res = stat_segment_dump (stats);
57  if (!res)
58  {
59  stats = stat_segment_ls (patterns);
60  continue;
61  }
62  for (i = 0; i < vec_len (res); i++)
63  {
64  switch (res[i].type)
65  {
67  for (k = 0; k < vec_len (res[i].simple_counter_vec); k++)
68  for (j = 0; j < vec_len (res[i].simple_counter_vec[k]); j++)
69  fformat (stdout, "[%d]: %llu packets %s\n",
70  j, res[i].simple_counter_vec[k][j], res[i].name);
71  break;
72 
74  for (k = 0; k < vec_len (res[i].simple_counter_vec); k++)
75  for (j = 0; j < vec_len (res[i].combined_counter_vec[k]); j++)
76  fformat (stdout, "[%d]: %llu packets, %llu bytes %s\n",
77  j, res[i].combined_counter_vec[k][j].packets,
78  res[i].combined_counter_vec[k][j].bytes,
79  res[i].name);
80  break;
81 
83  for (j = 0; j < vec_len (res[i].error_vector); j++)
84  fformat (stdout, "%llu %s\n", res[i].error_vector[j],
85  res[i].name);
86  break;
87 
89  fformat (stdout, "%.2f %s\n", res[i].scalar_value, res[i].name);
90  break;
91 
93  break;
94 
95  default:
96  printf ("Unknown value\n");
97  ;
98  }
99  }
101  /* Scrape stats every 5 seconds */
102  ts.tv_sec = 1;
103  ts.tv_nsec = 0;
104  while (nanosleep (&ts, &tsrem) < 0)
105  ts = tsrem;
106 
107  }
108 }
109 
111 {
117 };
118 
119 int
120 main (int argc, char **argv)
121 {
122  unformat_input_t _argv, *a = &_argv;
123  u8 *stat_segment_name, *pattern = 0, **patterns = 0;
124  int rv;
126 
127  /* Create a heap of 64MB */
128  clib_mem_init (0, 64 << 20);
129 
130  unformat_init_command_line (a, argv);
131 
132  stat_segment_name = (u8 *) STAT_SEGMENT_SOCKET_FILE;
133 
135  {
136  if (unformat (a, "socket-name %s", &stat_segment_name))
137  ;
138  else if (unformat (a, "ls"))
139  {
140  cmd = STAT_CLIENT_CMD_LS;
141  }
142  else if (unformat (a, "dump"))
143  {
144  cmd = STAT_CLIENT_CMD_DUMP;
145  }
146  else if (unformat (a, "poll"))
147  {
148  cmd = STAT_CLIENT_CMD_POLL;
149  }
150  else if (unformat (a, "tightpoll"))
151  {
153  }
154  else if (unformat (a, "%s", &pattern))
155  {
156  vec_add1 (patterns, pattern);
157  }
158  else
159  {
160  fformat (stderr,
161  "%s: usage [socket-name <name>] [ls|dump|poll] <patterns> ...\n",
162  argv[0]);
163  exit (1);
164  }
165  }
166 reconnect:
167  rv = stat_segment_connect ((char *) stat_segment_name);
168  if (rv)
169  {
170  fformat (stderr, "Couldn't connect to vpp, does %s exist?\n",
171  stat_segment_name);
172  exit (1);
173  }
174 
175  u32 *dir;
176  int i, j, k;
177  stat_segment_data_t *res;
178 
179  dir = stat_segment_ls (patterns);
180 
181  switch (cmd)
182  {
183  case STAT_CLIENT_CMD_LS:
184  /* List all counters */
185  for (i = 0; i < vec_len (dir); i++)
186  {
187  char *n = stat_segment_index_to_name (dir[i]);
188  printf ("%s\n", n);
189  free (n);
190  }
191  break;
192 
194  res = stat_segment_dump (dir);
195  for (i = 0; i < vec_len (res); i++)
196  {
197  switch (res[i].type)
198  {
200  if (res[i].simple_counter_vec == 0)
201  continue;
202  for (k = 0; k < vec_len (res[i].simple_counter_vec); k++)
203  for (j = 0; j < vec_len (res[i].simple_counter_vec[k]); j++)
204  fformat (stdout, "[%d @ %d]: %llu packets %s\n",
205  j, k, res[i].simple_counter_vec[k][j],
206  res[i].name);
207  break;
208 
210  if (res[i].combined_counter_vec == 0)
211  continue;
212  for (k = 0; k < vec_len (res[i].combined_counter_vec); k++)
213  for (j = 0; j < vec_len (res[i].combined_counter_vec[k]); j++)
214  fformat (stdout, "[%d @ %d]: %llu packets, %llu bytes %s\n",
215  j, k, res[i].combined_counter_vec[k][j].packets,
216  res[i].combined_counter_vec[k][j].bytes,
217  res[i].name);
218  break;
219 
221  for (j = 0; j < vec_len (res[i].error_vector); j++)
222  fformat (stdout, "[@%d] %llu %s\n", j, res[i].error_vector[j],
223  res[i].name);
224  break;
225 
227  fformat (stdout, "%.2f %s\n", res[i].scalar_value, res[i].name);
228  break;
229 
231  if (res[i].name_vector == 0)
232  continue;
233  for (k = 0; k < vec_len (res[i].name_vector); k++)
234  if (res[i].name_vector[k])
235  fformat (stdout, "[%d]: %s %s\n", k, res[i].name_vector[k],
236  res[i].name);
237  break;
238 
239  case STAT_DIR_TYPE_EMPTY:
240  break;
241 
242  default:
243  ;
244  }
245  }
247  break;
248 
250  stat_poll_loop (patterns);
251  /* We can only exist the pool loop if we lost connection to VPP */
253  goto reconnect;
254  break;
255 
257  while (1)
258  {
259  res = stat_segment_dump (dir);
260  if (res == 0)
261  {
262  /* Refresh */
263  vec_free (dir);
264  dir = stat_segment_ls (patterns);
265  continue;
266  }
268  }
269  break;
270 
271  default:
272  fformat (stderr,
273  "%s: usage [socket-name <name>] [ls|dump|poll] <patterns> ...\n",
274  argv[0]);
275  }
276 
278 
279  exit (0);
280 }
281 
282 /*
283  * fd.io coding-style-patch-verification: ON
284  *
285  * Local Variables:
286  * eval: (c-set-style "gnu")
287  * End:
288  */
stat_client_cmd_e
int stat_segment_connect(const char *socket_name)
Definition: stat_client.c:151
a
Definition: bitmap.h:538
void stat_segment_data_free(stat_segment_data_t *res)
Definition: stat_client.c:287
#define vec_add1(V, E)
Add 1 element to end of vector (unspecified alignment).
Definition: vec.h:522
int i
int main(int argc, char **argv)
unsigned char u8
Definition: types.h:56
double f64
Definition: types.h:142
unsigned int u32
Definition: types.h:88
static int stat_poll_loop(u8 **patterns)
Definition: vpp_get_stats.c:24
vl_api_fib_path_type_t type
Definition: fib_types.api:123
struct _unformat_input_t unformat_input_t
void unformat_init_command_line(unformat_input_t *input, char *argv[])
Definition: unformat.c:1013
u8 name[64]
Definition: memclnt.api:152
void stat_segment_disconnect(void)
Definition: stat_client.c:165
word fformat(FILE *f, char *fmt,...)
Definition: format.c:462
void * clib_mem_init(void *heap, uword size)
Definition: mem_dlmalloc.c:205
#define UNFORMAT_END_OF_INPUT
Definition: format.h:145
#define STAT_SEGMENT_SOCKET_FILE
Definition: stat_client.h:30
#define vec_free(V)
Free vector&#39;s memory (no header).
Definition: vec.h:341
char * stat_segment_index_to_name(uint32_t index)
Definition: stat_client.c:476
uint32_t * stat_segment_ls(uint8_t **patterns)
Definition: stat_client.c:366
stat_segment_data_t * stat_segment_dump(uint32_t *stats)
Definition: stat_client.c:401
#define vec_len(v)
Number of elements in vector (rvalue-only, NULL tolerant)
uword unformat(unformat_input_t *i, const char *fmt,...)
Definition: unformat.c:978
double stat_segment_heartbeat(void)
Definition: stat_client.c:188
static uword unformat_check_input(unformat_input_t *i)
Definition: format.h:171