source: tools/tracestats/tracestats_parallel.c @ 17a3dff

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivelibtrace4ndag_formatpfringrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 17a3dff was 17a3dff, checked in by Richard Sanger <rsangerarj@…>, 7 years ago

Rename from google map/reduce framework names to something more meaningful.
Rename mapper to perpkt since this is what it actually is in libtrace.

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1/*
2 * This file is part of libtrace
3 *
4 * Copyright (c) 2007 The University of Waikato, Hamilton, New Zealand.
5 * Authors: Daniel Lawson
6 *          Perry Lorier
7 *         
8 * All rights reserved.
9 *
10 * This code has been developed by the University of Waikato WAND
11 * research group. For further information please see http://www.wand.net.nz/
12 *
13 * libtrace is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * libtrace is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with libtrace; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
26 *
27 * $Id$
28 *
29 */
30
31/*
32 * This program takes a series of traces and bpf filters and outputs how many
33 * bytes/packets
34 */
35
36#include <stdio.h>
37#include <stdlib.h>
38#include <assert.h>
39#include <string.h>
40#include <sys/time.h>
41#include <sys/types.h>
42#include <time.h>
43
44#include <netinet/in.h>
45#include <netinet/in_systm.h>
46#include <netinet/tcp.h>
47#include <netinet/ip.h>
48#include <netinet/ip_icmp.h>
49#include <arpa/inet.h>
50#include <sys/socket.h>
51#include <getopt.h>
52#include <inttypes.h>
53#include <signal.h>
54
55#include "libtrace.h"
56#include "lt_inttypes.h"
57#include "data-struct/vector.h"
58#include "data-struct/message_queue.h"
59#include <pthread.h>
60
61struct libtrace_t *trace;
62
63static void cleanup_signal(int signal)
64{
65        (void)signal;
66        //trace_interrupt();
67        // trace_pstop isn't really signal safe because its got lots of locks in it
68        trace_pstop(trace);
69}
70
71struct filter_t {
72        char *expr;
73        struct libtrace_filter_t *filter;
74        uint64_t count;
75        uint64_t bytes;
76} *filters = NULL;
77int filter_count=0;
78volatile uint64_t totcount = 0;
79volatile uint64_t totbytes = 0;
80
81
82typedef struct global_blob {
83        uint64_t * totcount;
84        uint64_t * totbytes;
85} global_blob_t;
86
87typedef struct statistics {
88        uint64_t count;
89        uint64_t bytes;
90} statistics_t;
91
92
93static void* per_packet(libtrace_t *trace, libtrace_packet_t *pkt, libtrace_message_t *mesg, libtrace_thread_t *t)
94{
95        // Using first entry as total and those after for filter counts
96        static __thread statistics_t * results = NULL;
97        int i;
98       
99        if (pkt) {
100                int wlen = trace_get_wire_length(pkt);
101                for(i=0;i<filter_count;++i) {
102                        if (filters[i].filter == NULL)
103                                continue;
104                        if(trace_apply_filter(filters[i].filter,pkt) > 0) {
105                                results[i+1].count++;
106                                results[i+1].bytes+=wlen;
107                        }
108                        if (trace_is_err(trace)) {
109                                trace_perror(trace, "trace_apply_filter");
110                                fprintf(stderr, "Removing filter from filterlist\n");
111                                // XXX might be a problem across threads below
112                                filters[i].filter = NULL;
113                        }
114                }
115                results[0].count++;
116                results[0].bytes +=wlen;
117        }
118        if (mesg) {
119                // printf ("%d.%06d READ #%"PRIu64"\n", tv.tv_sec, tv.tv_usec, trace_packet_get(packet));
120                switch (mesg->code) {
121                        case MESSAGE_STOPPED:
122                                trace_publish_result(trace, 0, results); // Only ever using a single key 0
123                                printf("Thread published resuslts WOWW \n");
124                                break;
125                        case MESSAGE_STARTED:
126                                results = calloc(1, sizeof(statistics_t) * (filter_count + 1));
127                                break;
128                        case MESSAGE_PAUSE:
129                                printf("GOT Asked to pause ahh\n");
130                                break;
131                }
132        }
133        return pkt;
134}
135
136static int reduce(libtrace_t* trace, void* global_blob)
137{
138        int i,j;
139        uint64_t count=0, bytes=0;
140        libtrace_vector_t results;
141        libtrace_vector_init(&results, sizeof(libtrace_result_t));
142        trace_get_results(trace, &results);
143        uint64_t packets;
144       
145        /* Get the results from each core and sum 'em up */
146        for (i = 0 ; i < libtrace_vector_get_size(&results) ; i++) {
147                libtrace_result_t result;
148                assert(libtrace_vector_get(&results, i, (void *) &result) == 1);
149                assert(libtrace_result_get_key(&result) == 0);
150                statistics_t * res = libtrace_result_get_value(&result);
151                count += res[0].count;
152                bytes += res[0].bytes;
153                for (j = 0; j < filter_count; j++) {
154                        filters[j].count += res[j+1].count;
155                        filters[j].bytes += res[j+1].bytes;
156                }
157                free(res);
158        }
159        // Done with these results - Free internally and externally
160        libtrace_vector_destroy(&results);
161
162    printf("%-30s\t%12s\t%12s\t%7s\n","filter","count","bytes","%");
163        for(i=0;i<filter_count;++i) {
164                printf("%30s:\t%12"PRIu64"\t%12"PRIu64"\t%7.03f\n",filters[i].expr,filters[i].count,filters[i].bytes,filters[i].count*100.0/count);
165                filters[i].bytes=0;
166                filters[i].count=0;
167        }
168        packets=trace_get_received_packets(trace);
169        if (packets!=UINT64_MAX)
170                fprintf(stderr,"%30s:\t%12" PRIu64"\n", 
171                                "Input packets", packets);
172        packets=trace_get_filtered_packets(trace);
173        if (packets!=UINT64_MAX)
174                fprintf(stderr,"%30s:\t%12" PRIu64"\n", 
175                                "Filtered packets", packets);
176        packets=trace_get_dropped_packets(trace);
177        if (packets!=UINT64_MAX)
178                fprintf(stderr,"%30s:\t%12" PRIu64"\n",
179                                "Dropped packets",packets);
180        packets=trace_get_accepted_packets(trace);
181        if (packets!=UINT64_MAX)
182                fprintf(stderr,"%30s:\t%12" PRIu64 "\n",
183                                "Accepted Packets",packets);
184        printf("%30s:\t%12"PRIu64"\t%12" PRIu64 "\n","Total",count,bytes);
185        totcount+=count;
186        totbytes+=bytes;
187       
188        return 0;
189}
190
191static uint64_t rand_hash(libtrace_packet_t * pkt) {
192        return rand();
193}
194
195static uint64_t bad_hash(libtrace_packet_t * pkt) {
196        return 0;
197}
198
199/* Process a trace, counting packets that match filter(s) */
200static void run_trace(char *uri) 
201{
202
203        fprintf(stderr,"%s:\n",uri);
204
205        trace = trace_create(uri);
206
207        if (trace_is_err(trace)) {
208                trace_perror(trace,"Failed to create trace");
209                return;
210        }
211       
212        int option = 2;
213        //option = 10000;
214        //trace_parallel_config(trace, TRACE_OPTION_USE_DEDICATED_HASHER, &option);
215        //trace_parallel_config(trace, TRACE_OPTION_USE_SLIDING_WINDOW_BUFFER, &option);
216        option = 2;
217        trace_parallel_config(trace, TRACE_OPTION_SET_PERPKT_THREAD_COUNT, &option);
218        //trace_parallel_config(trace, TRACE_OPTION_SET_MAPPER_BUFFER_SIZE, &option);
219
220        /* OPTIONALLY SETUP CORES HERE BUT WE DON'T CARE ABOUT THAT YET XXX */
221
222        /*if (trace_start(trace)==-1) {
223        trace_perror(trace,"Failed to start trace");
224        return;
225        }*/
226        global_blob_t blob;
227
228
229        if (trace_pstart(trace, (void *)&blob, &per_packet, NULL)==-1) {
230                trace_perror(trace,"Failed to start trace");
231                return;
232        }
233
234        // Wait for all threads to stop
235        trace_join(trace);
236        reduce(trace, NULL);
237
238        //map_pair_iterator_t * results = NULL;
239        //trace_get_results(trace, &results);
240
241        //if (results != NULL) {
242        //      reduce(trace, global_blob, results);
243        //}
244        if (trace_is_err(trace))
245                trace_perror(trace,"%s",uri);
246
247        print_contention_stats(trace);
248        trace_destroy(trace);
249}
250
251static void usage(char *argv0)
252{
253        fprintf(stderr,"Usage: %s [-H|--libtrace-help] [--filter|-f bpf ]... libtraceuri...\n",argv0);
254}
255
256int main(int argc, char *argv[]) {
257
258        int i;
259        struct sigaction sigact;
260
261        while(1) {
262                int option_index;
263                struct option long_options[] = {
264                        { "filter",        1, 0, 'f' },
265                        { "libtrace-help", 0, 0, 'H' },
266                        { NULL,            0, 0, 0   },
267                };
268
269                int c=getopt_long(argc, argv, "f:H",
270                                long_options, &option_index);
271
272                if (c==-1)
273                        break;
274
275                switch (c) {
276                        case 'f':
277                                ++filter_count;
278                                filters=realloc(filters,filter_count*sizeof(struct filter_t));
279                                filters[filter_count-1].expr=strdup(optarg);
280                                filters[filter_count-1].filter=trace_create_filter(optarg);
281                                filters[filter_count-1].count=0;
282                                filters[filter_count-1].bytes=0;
283                                break;
284                        case 'H':
285                                trace_help();
286                                exit(1);
287                                break;
288                        default:
289                                fprintf(stderr,"Unknown option: %c\n",c);
290                                usage(argv[0]);
291                                return 1;
292                }
293        }
294
295        sigact.sa_handler = cleanup_signal;
296        sigemptyset(&sigact.sa_mask);
297        sigact.sa_flags = SA_RESTART;
298
299        sigaction(SIGINT, &sigact, NULL);
300        sigaction(SIGTERM, &sigact, NULL);
301       
302        for(i=optind;i<argc;++i) {
303                run_trace(argv[i]);
304        }
305        if (optind+1<argc) {
306                printf("Grand total:\n");
307                printf("%30s:\t%12"PRIu64"\t%12" PRIu64 "\n","Total",totcount,totbytes);
308        }
309       
310        return 0;
311}
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