forked from Nanashi-Meiyo-Meijin/ccminer_v2.2_mod_r2
-
Notifications
You must be signed in to change notification settings - Fork 0
/
api.cpp
1353 lines (1163 loc) · 34.1 KB
/
api.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* Copyright 2014 ccminer team
*
* Implementation by tpruvot (based on cgminer)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#define APIVERSION "1.9"
#ifdef WIN32
# define _WINSOCK_DEPRECATED_NO_WARNINGS
# include <winsock2.h>
#endif
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <inttypes.h>
#include <unistd.h>
#include <sys/time.h>
#include <time.h>
#include <math.h>
#include <stdarg.h>
#include <assert.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "miner.h"
#include "nvml.h"
#include "algos.h"
#ifndef WIN32
# include <errno.h>
# include <sys/socket.h>
# include <netinet/in.h>
# include <arpa/inet.h>
# include <netdb.h>
# define SOCKETTYPE long
# define SOCKETFAIL(a) ((a) < 0)
# define INVSOCK -1 /* INVALID_SOCKET */
# define INVINETADDR -1 /* INADDR_NONE */
# define CLOSESOCKET close
# define SOCKETINIT {}
# define SOCKERRMSG strerror(errno)
#else
# define SOCKETTYPE SOCKET
# define SOCKETFAIL(a) ((a) == SOCKET_ERROR)
# define INVSOCK INVALID_SOCKET
# define INVINETADDR INADDR_NONE
# define CLOSESOCKET closesocket
# define in_addr_t uint32_t
#endif
#define GROUP(g) (toupper(g))
#define PRIVGROUP GROUP('W')
#define NOPRIVGROUP GROUP('R')
#define ISPRIVGROUP(g) (GROUP(g) == PRIVGROUP)
#define GROUPOFFSET(g) (GROUP(g) - GROUP('A'))
#define VALIDGROUP(g) (GROUP(g) >= GROUP('A') && GROUP(g) <= GROUP('Z'))
#define COMMANDS(g) (apigroups[GROUPOFFSET(g)].commands)
#define DEFINEDGROUP(g) (ISPRIVGROUP(g) || COMMANDS(g) != NULL)
struct APIGROUPS {
// This becomes a string like: "|cmd1|cmd2|cmd3|" so it's quick to search
char *commands;
} apigroups['Z' - 'A' + 1]; // only A=0 to Z=25 (R: noprivs, W: allprivs)
struct IP4ACCESS {
in_addr_t ip;
in_addr_t mask;
char group;
};
static int ips = 1;
static struct IP4ACCESS *ipaccess = NULL;
#define MYBUFSIZ 16384
#define SOCK_REC_BUFSZ 1024
#define QUEUE 10
#define ALLIP4 "0.0.0.0"
static const char *localaddr = "127.0.0.1";
static const char *UNAVAILABLE = " - API will not be available";
static const char *MUNAVAILABLE = " - API multicast listener will not be available";
static char *buffer = NULL;
static time_t startup = 0;
static int bye = 0;
extern char *opt_api_bind;
extern int opt_api_port;
extern char *opt_api_allow;
extern char *opt_api_groups;
extern bool opt_api_mcast;
extern char *opt_api_mcast_addr;
extern char *opt_api_mcast_code;
extern char *opt_api_mcast_des;
extern int opt_api_mcast_port;
// current stratum...
extern struct stratum_ctx stratum;
// sysinfos.cpp
extern int num_cpus;
extern float cpu_temp(int);
extern uint32_t cpu_clock(int);
char driver_version[32] = { 0 };
/***************************************************************/
static void gpustatus(int thr_id)
{
struct pool_infos *p = &pools[cur_pooln];
if (thr_id >= 0 && thr_id < opt_n_threads) {
struct cgpu_info *cgpu = &thr_info[thr_id].gpu;
double khashes_per_watt = 0;
int gpuid = cgpu->gpu_id;
char buf[512]; *buf = '\0';
char* card;
cuda_gpu_info(cgpu);
cgpu->gpu_plimit = device_plimit[cgpu->gpu_id];
#ifdef USE_WRAPNVML
cgpu->has_monitoring = true;
cgpu->gpu_bus = gpu_busid(cgpu);
cgpu->gpu_temp = gpu_temp(cgpu);
cgpu->gpu_fan = (uint16_t) gpu_fanpercent(cgpu);
cgpu->gpu_fan_rpm = (uint16_t) gpu_fanrpm(cgpu);
cgpu->gpu_power = gpu_power(cgpu); // mWatts
cgpu->gpu_plimit = gpu_plimit(cgpu); // mW or %
#endif
cgpu->khashes = stats_get_speed(thr_id, 0.0) / 1000.0;
if (cgpu->monitor.gpu_power) {
cgpu->gpu_power = cgpu->monitor.gpu_power;
khashes_per_watt = (double)cgpu->khashes / cgpu->monitor.gpu_power;
khashes_per_watt *= 1000; // power in mW
//gpulog(LOG_BLUE, thr_id, "KHW: %g", khashes_per_watt);
}
card = device_name[gpuid];
snprintf(buf, sizeof(buf), "GPU=%d;BUS=%hd;CARD=%s;TEMP=%.1f;"
"POWER=%u;FAN=%hu;RPM=%hu;"
"FREQ=%u;MEMFREQ=%u;GPUF=%u;MEMF=%u;"
"KHS=%.2f;KHW=%.5f;PLIM=%u;"
"ACC=%u;REJ=%u;HWF=%u;I=%.1f;THR=%u|",
gpuid, cgpu->gpu_bus, card, cgpu->gpu_temp,
cgpu->gpu_power, cgpu->gpu_fan, cgpu->gpu_fan_rpm,
cgpu->gpu_clock/1000, cgpu->gpu_memclock/1000, // base freqs in MHz
cgpu->monitor.gpu_clock, cgpu->monitor.gpu_memclock, // current
cgpu->khashes, khashes_per_watt, cgpu->gpu_plimit,
cgpu->accepted, (unsigned) cgpu->rejected, (unsigned) cgpu->hw_errors,
cgpu->intensity, cgpu->throughput);
// append to buffer for multi gpus
strcat(buffer, buf);
}
}
/**
* Returns gpu/thread specific stats
*/
static char *getthreads(char *params)
{
*buffer = '\0';
for (int i = 0; i < opt_n_threads; i++)
gpustatus(i);
return buffer;
}
/*****************************************************************************/
/**
* Returns miner global infos
*/
static char *getsummary(char *params)
{
char algo[64] = { 0 };
time_t ts = time(NULL);
double accps, uptime = difftime(ts, startup);
uint32_t wait_time = 0, solved_count = 0;
uint32_t accepted_count = 0, rejected_count = 0;
for (int p = 0; p < num_pools; p++) {
wait_time += pools[p].wait_time;
accepted_count += pools[p].accepted_count;
rejected_count += pools[p].rejected_count;
solved_count += pools[p].solved_count;
}
accps = (60.0 * accepted_count) / (uptime ? uptime : 1.0);
get_currentalgo(algo, sizeof(algo));
*buffer = '\0';
sprintf(buffer, "NAME=%s;VER=%s;API=%s;"
"ALGO=%s;GPUS=%d;KHS=%.2f;SOLV=%d;ACC=%d;REJ=%d;"
"ACCMN=%.3f;DIFF=%.6f;NETKHS=%.0f;"
"POOLS=%u;WAIT=%u;UPTIME=%.0f;TS=%u|",
PACKAGE_NAME, PACKAGE_VERSION, APIVERSION,
algo, active_gpus, (double)global_hashrate / 1000.,
solved_count, accepted_count, rejected_count,
accps, net_diff > 1e-6 ? net_diff : stratum_diff, (double)net_hashrate / 1000.,
num_pools, wait_time, uptime, (uint32_t) ts);
return buffer;
}
/**
* Returns some infos about current pool
*/
static char *getpoolnfo(char *params)
{
char *s = buffer;
char jobid[128] = { 0 };
char extra[96] = { 0 };
int pooln = params ? atoi(params) % num_pools : cur_pooln;
struct pool_infos *p = &pools[pooln];
uint32_t last_share = 0;
if (p->last_share_time)
last_share = (uint32_t) (time(NULL) - p->last_share_time);
*s = '\0';
if (stratum.job.job_id)
strncpy(jobid, stratum.job.job_id, sizeof(stratum.job.job_id));
if (stratum.job.xnonce2) {
/* used temporary to be sure all is ok */
sprintf(extra, "0x");
if (p->algo == ALGO_DECRED) {
char compat[32] = { 0 };
cbin2hex(&extra[2], (const char*) stratum.xnonce1, min(36, stratum.xnonce2_size));
cbin2hex(compat, (const char*) stratum.job.xnonce2, 4);
memcpy(&extra[2], compat, 8); // compat extranonce
} else {
cbin2hex(&extra[2], (const char*) stratum.job.xnonce2, stratum.xnonce2_size);
}
}
snprintf(s, MYBUFSIZ, "POOL=%s;ALGO=%s;URL=%s;USER=%s;SOLV=%d;ACC=%d;REJ=%d;STALE=%u;H=%u;JOB=%s;DIFF=%.6f;"
"BEST=%.6f;N2SZ=%d;N2=%s;PING=%u;DISCO=%u;WAIT=%u;UPTIME=%u;LAST=%u|",
strlen(p->name) ? p->name : p->short_url, algo_names[p->algo],
p->url, p->type & POOL_STRATUM ? p->user : "",
p->solved_count, p->accepted_count, p->rejected_count, p->stales_count,
stratum.job.height, jobid, stratum_diff, p->best_share,
(int) stratum.xnonce2_size, extra, stratum.answer_msec,
p->disconnects, p->wait_time, p->work_time, last_share);
return s;
}
/*****************************************************************************/
static void gpuhwinfos(int gpu_id)
{
char buf[256];
char pstate[8];
char* card;
struct cgpu_info *cgpu = NULL;
for (int g = 0; g < opt_n_threads; g++) {
if (device_map[g] == gpu_id) {
cgpu = &thr_info[g].gpu;
break;
}
}
if (cgpu == NULL)
return;
cuda_gpu_info(cgpu);
cgpu->gpu_plimit = device_plimit[cgpu->gpu_id];
#ifdef USE_WRAPNVML
cgpu->has_monitoring = true;
cgpu->gpu_bus = gpu_busid(cgpu);
cgpu->gpu_temp = gpu_temp(cgpu);
cgpu->gpu_fan = (uint16_t) gpu_fanpercent(cgpu);
cgpu->gpu_fan_rpm = (uint16_t) gpu_fanrpm(cgpu);
cgpu->gpu_pstate = (int16_t) gpu_pstate(cgpu);
cgpu->gpu_power = gpu_power(cgpu);
cgpu->gpu_plimit = gpu_plimit(cgpu);
gpu_info(cgpu);
#ifdef WIN32
if (opt_debug) nvapi_pstateinfo(cgpu->gpu_id);
#endif
#endif
memset(pstate, 0, sizeof(pstate));
if (cgpu->gpu_pstate != -1)
snprintf(pstate, sizeof(pstate), "P%d", (int) cgpu->gpu_pstate);
card = device_name[gpu_id];
snprintf(buf, sizeof(buf), "GPU=%d;BUS=%hd;CARD=%s;SM=%hu;MEM=%u;"
"TEMP=%.1f;FAN=%hu;RPM=%hu;FREQ=%u;MEMFREQ=%u;GPUF=%u;MEMF=%u;"
"PST=%s;POWER=%u;PLIM=%u;"
"VID=%hx;PID=%hx;NVML=%d;NVAPI=%d;SN=%s;BIOS=%s|",
gpu_id, cgpu->gpu_bus, card, cgpu->gpu_arch, (uint32_t) cgpu->gpu_mem,
cgpu->gpu_temp, cgpu->gpu_fan, cgpu->gpu_fan_rpm,
cgpu->gpu_clock/1000U, cgpu->gpu_memclock/1000U, // base clocks
cgpu->monitor.gpu_clock, cgpu->monitor.gpu_memclock, // current
pstate, cgpu->gpu_power, cgpu->gpu_plimit,
cgpu->gpu_vid, cgpu->gpu_pid, cgpu->nvml_id, cgpu->nvapi_id,
cgpu->gpu_sn, cgpu->gpu_desc);
strcat(buffer, buf);
}
#ifndef WIN32
static char os_version[64] = "linux ";
#endif
static const char* os_name()
{
#ifdef WIN32
return "windows";
#else
FILE *fd = fopen("/proc/version", "r");
if (!fd)
return "linux";
if (!fscanf(fd, "Linux version %48s", &os_version[6])) {
fclose(fd);
return "linux";
}
fclose(fd);
os_version[48] = '\0';
return (const char*) os_version;
#endif
}
/**
* System and CPU Infos
*/
static void syshwinfos()
{
char buf[256];
int cputc = (int) cpu_temp(0);
uint32_t cpuclk = cpu_clock(0);
memset(buf, 0, sizeof(buf));
snprintf(buf, sizeof(buf), "OS=%s;NVDRIVER=%s;CPUS=%d;CPUTEMP=%d;CPUFREQ=%d|",
os_name(), driver_version, num_cpus, cputc, cpuclk/1000);
strcat(buffer, buf);
}
/**
* Returns gpu and system (todo) informations
*/
static char *gethwinfos(char *params)
{
*buffer = '\0';
for (int i = 0; i < cuda_num_devices(); i++)
gpuhwinfos(i);
syshwinfos();
return buffer;
}
/*****************************************************************************/
/**
* Returns the last 50 scans stats
* optional param thread id (default all)
*/
static char *gethistory(char *params)
{
struct stats_data data[50];
int thrid = params ? atoi(params) : -1;
char *p = buffer;
int records = stats_get_history(thrid, data, ARRAY_SIZE(data));
*buffer = '\0';
for (int i = 0; i < records; i++) {
time_t ts = data[i].tm_stat;
p += sprintf(p, "GPU=%d;H=%u;KHS=%.2f;DIFF=%g;"
"COUNT=%u;FOUND=%u;ID=%u;TS=%u|",
data[i].gpu_id, data[i].height, data[i].hashrate, data[i].difficulty,
data[i].hashcount, data[i].hashfound, data[i].uid, (uint32_t)ts);
}
return buffer;
}
/**
* Returns the job scans ranges (debug purpose, only with -D)
*/
static char *getscanlog(char *params)
{
struct hashlog_data data[50];
char *p = buffer;
int records = hashlog_get_history(data, ARRAY_SIZE(data));
*buffer = '\0';
for (int i = 0; i < records; i++) {
time_t ts = data[i].tm_upd;
p += sprintf(p, "H=%u;P=%u;JOB=%u;ID=%d;DIFF=%g;"
"N=0x%x;FROM=0x%x;SCANTO=0x%x;"
"COUNT=0x%x;FOUND=%u;TS=%u|",
data[i].height, data[i].npool, data[i].njobid, (int)data[i].job_nonce_id, data[i].sharediff,
data[i].nonce, data[i].scanned_from, data[i].scanned_to,
(data[i].scanned_to - data[i].scanned_from), data[i].tm_sent ? 1 : 0, (uint32_t)ts);
}
return buffer;
}
/**
* Some debug infos about memory usage
*/
static char *getmeminfo(char *params)
{
uint64_t smem, hmem, totmem;
uint32_t srec, hrec;
stats_getmeminfo(&smem, &srec);
hashlog_getmeminfo(&hmem, &hrec);
totmem = smem + hmem;
*buffer = '\0';
sprintf(buffer, "STATS=%u;HASHLOG=%u;MEM=%lu|",
srec, hrec, totmem);
return buffer;
}
/*****************************************************************************/
/**
* Set pool by index (pools array in json config)
* switchpool|1|
*/
static char *remote_switchpool(char *params)
{
bool ret = false;
*buffer = '\0';
if (!params || strlen(params) == 0) {
// rotate pool test
ret = pool_switch_next(-1);
} else {
int n = atoi(params);
if (n == cur_pooln)
ret = true;
else if (n < num_pools)
ret = pool_switch(-1, n);
}
sprintf(buffer, "%s|", ret ? "ok" : "fail");
return buffer;
}
/**
* Change pool url (see --url parameter)
* seturl|stratum+tcp://<user>:<pass>@mine.xpool.ca:1131|
*/
static char *remote_seturl(char *params)
{
bool ret;
*buffer = '\0';
if (!params || strlen(params) == 0) {
// rotate pool test
ret = pool_switch_next(-1);
} else {
ret = pool_switch_url(params);
}
sprintf(buffer, "%s|", ret ? "ok" : "fail");
return buffer;
}
/**
* Ask the miner to quit
*/
static char *remote_quit(char *params)
{
*buffer = '\0';
bye = 1;
sprintf(buffer, "%s", "bye|");
return buffer;
}
/*****************************************************************************/
static char *gethelp(char *params);
struct CMDS {
const char *name;
char *(*func)(char *);
bool iswritemode;
} cmds[] = {
{ "summary", getsummary, false },
{ "threads", getthreads, false },
{ "pool", getpoolnfo, false },
{ "histo", gethistory, false },
{ "hwinfo", gethwinfos, false },
{ "meminfo", getmeminfo, false },
{ "scanlog", getscanlog, false },
/* remote functions */
{ "seturl", remote_seturl, true }, /* prefer switchpool, deprecated */
{ "switchpool", remote_switchpool, true },
{ "quit", remote_quit, true },
/* keep it the last */
{ "help", gethelp, false },
};
#define CMDMAX ARRAY_SIZE(cmds)
static char *gethelp(char *params)
{
*buffer = '\0';
char * p = buffer;
for (int i = 0; i < CMDMAX-1; i++) {
bool displayed = !cmds[i].iswritemode || opt_api_allow;
if (displayed) p += sprintf(p, "%s\n", cmds[i].name);
}
sprintf(p, "|");
return buffer;
}
/*****************************************************************************/
static int send_result(SOCKETTYPE c, char *result)
{
int n;
if (!result) {
n = send(c, "", 1, 0);
} else {
// ignore failure - it's closed immediately anyway
n = send(c, result, (int) strlen(result) + 1, 0);
}
return n;
}
/* ---- Base64 Encoding/Decoding Table --- */
static const char table64[]=
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
static size_t base64_encode(const uchar *indata, size_t insize, char *outptr, size_t outlen)
{
uchar ibuf[3];
uchar obuf[4];
int i, inputparts, inlen = (int) insize;
size_t len = 0;
char *output, *outbuf;
memset(outptr, 0, outlen);
outbuf = output = (char*)calloc(1, inlen * 4 / 3 + 4);
if (outbuf == NULL) {
return -1;
}
while (inlen > 0) {
for (i = inputparts = 0; i < 3; i++) {
if (inlen > 0) {
inputparts++;
ibuf[i] = (uchar) *indata;
indata++; inlen--;
}
else
ibuf[i] = 0;
}
obuf[0] = (uchar) ((ibuf[0] & 0xFC) >> 2);
obuf[1] = (uchar) (((ibuf[0] & 0x03) << 4) | ((ibuf[1] & 0xF0) >> 4));
obuf[2] = (uchar) (((ibuf[1] & 0x0F) << 2) | ((ibuf[2] & 0xC0) >> 6));
obuf[3] = (uchar) (ibuf[2] & 0x3F);
switch(inputparts) {
case 1: /* only one byte read */
snprintf(output, 5, "%c%c==",
table64[obuf[0]],
table64[obuf[1]]);
break;
case 2: /* two bytes read */
snprintf(output, 5, "%c%c%c=",
table64[obuf[0]],
table64[obuf[1]],
table64[obuf[2]]);
break;
default:
snprintf(output, 5, "%c%c%c%c",
table64[obuf[0]],
table64[obuf[1]],
table64[obuf[2]],
table64[obuf[3]] );
break;
}
if ((len+4) > outlen)
break;
output += 4; len += 4;
}
len = snprintf(outptr, len, "%s", outbuf);
// todo: seems to be missing on linux
if (strlen(outptr) == 27)
strcat(outptr, "=");
free(outbuf);
return len;
}
#include "compat/curl-for-windows/openssl/openssl/crypto/sha/sha.h"
/* websocket handshake (tested in Chrome) */
static int websocket_handshake(SOCKETTYPE c, char *result, char *clientkey)
{
char answer[256];
char inpkey[128] = { 0 };
char seckey[64];
uchar sha1[20];
SHA_CTX ctx;
if (opt_protocol)
applog(LOG_DEBUG, "clientkey: %s", clientkey);
sprintf(inpkey, "%s258EAFA5-E914-47DA-95CA-C5AB0DC85B11", clientkey);
// SHA-1 test from rfc, returns in base64 "s3pPLMBiTxaQ9kYGzzhZRbK+xOo="
//sprintf(inpkey, "dGhlIHNhbXBsZSBub25jZQ==258EAFA5-E914-47DA-95CA-C5AB0DC85B11");
SHA1_Init(&ctx);
SHA1_Update(&ctx, inpkey, strlen(inpkey));
SHA1_Final(sha1, &ctx);
base64_encode(sha1, 20, seckey, sizeof(seckey));
sprintf(answer,
"HTTP/1.1 101 Switching Protocol\r\n"
"Upgrade: WebSocket\r\nConnection: Upgrade\r\n"
"Sec-WebSocket-Accept: %s\r\n"
"Sec-WebSocket-Protocol: text\r\n"
"\r\n", seckey);
// data result as tcp frame
uchar hd[10] = { 0 };
hd[0] = 129; // 0x1 text frame (FIN + opcode)
uint64_t datalen = (uint64_t) strlen(result);
uint8_t frames = 2;
if (datalen <= 125) {
hd[1] = (uchar) (datalen);
} else if (datalen <= 65535) {
hd[1] = (uchar) 126;
hd[2] = (uchar) (datalen >> 8);
hd[3] = (uchar) (datalen);
frames = 4;
} else {
hd[1] = (uchar) 127;
hd[2] = (uchar) (datalen >> 56);
hd[3] = (uchar) (datalen >> 48);
hd[4] = (uchar) (datalen >> 40);
hd[5] = (uchar) (datalen >> 32);
hd[6] = (uchar) (datalen >> 24);
hd[7] = (uchar) (datalen >> 16);
hd[8] = (uchar) (datalen >> 8);
hd[9] = (uchar) (datalen);
frames = 10;
}
size_t handlen = strlen(answer);
uchar *data = (uchar*) calloc(1, handlen + frames + (size_t) datalen + 1);
if (data == NULL)
return -1;
else {
uchar *p = data;
// HTTP header 101
memcpy(p, answer, handlen);
p += handlen;
// WebSocket Frame - Header + Data
memcpy(p, hd, frames);
memcpy(p + frames, result, (size_t)datalen);
send(c, (const char*)data, (int) (strlen(answer) + frames + datalen + 1), 0);
free(data);
}
return 0;
}
/*
* Interpret --api-groups G:cmd1:cmd2:cmd3,P:cmd4,*,...
*/
static void setup_groups()
{
const char *api_groups = opt_api_groups ? opt_api_groups : "";
char *buf, *cmd, *ptr, *next, *colon;
char commands[512] = { 0 };
char cmdbuf[128] = { 0 };
char group;
bool addstar;
int i;
buf = (char *)calloc(1, strlen(api_groups) + 1);
if (unlikely(!buf))
proper_exit(1); //, "Failed to malloc ipgroups buf");
strcpy(buf, api_groups);
next = buf;
// for each group defined
while (next && *next) {
ptr = next;
next = strchr(ptr, ',');
if (next)
*(next++) = '\0';
// Validate the group
if (*(ptr+1) != ':') {
colon = strchr(ptr, ':');
if (colon)
*colon = '\0';
proper_exit(1); //, "API invalid group name '%s'", ptr);
}
group = GROUP(*ptr);
if (!VALIDGROUP(group))
proper_exit(1); //, "API invalid group name '%c'", *ptr);
if (group == PRIVGROUP)
proper_exit(1); //, "API group name can't be '%c'", PRIVGROUP);
if (group == NOPRIVGROUP)
proper_exit(1); //, "API group name can't be '%c'", NOPRIVGROUP);
if (apigroups[GROUPOFFSET(group)].commands != NULL)
proper_exit(1); //, "API duplicate group name '%c'", *ptr);
ptr += 2;
// Validate the command list (and handle '*')
cmd = &(commands[0]);
*(cmd++) = '|';
*cmd = '\0';
addstar = false;
while (ptr && *ptr) {
colon = strchr(ptr, ':');
if (colon)
*(colon++) = '\0';
if (strcmp(ptr, "*") == 0)
addstar = true;
else {
bool did = false;
for (i = 0; i < CMDMAX-1; i++) {
if (strcasecmp(ptr, cmds[i].name) == 0) {
did = true;
break;
}
}
if (did) {
// skip duplicates
sprintf(cmdbuf, "|%s|", cmds[i].name);
if (strstr(commands, cmdbuf) == NULL) {
strcpy(cmd, cmds[i].name);
cmd += strlen(cmds[i].name);
*(cmd++) = '|';
*cmd = '\0';
}
} else {
proper_exit(1); //, "API unknown command '%s' in group '%c'", ptr, group);
}
}
ptr = colon;
}
// * = allow all non-iswritemode commands
if (addstar) {
for (i = 0; i < CMDMAX-1; i++) {
if (cmds[i].iswritemode == false) {
// skip duplicates
sprintf(cmdbuf, "|%s|", cmds[i].name);
if (strstr(commands, cmdbuf) == NULL) {
strcpy(cmd, cmds[i].name);
cmd += strlen(cmds[i].name);
*(cmd++) = '|';
*cmd = '\0';
}
}
}
}
ptr = apigroups[GROUPOFFSET(group)].commands = (char *)calloc(1, strlen(commands) + 1);
if (unlikely(!ptr))
proper_exit(1); //, "Failed to malloc group commands buf");
strcpy(ptr, commands);
}
// Now define R (NOPRIVGROUP) as all non-iswritemode commands
cmd = &(commands[0]);
*(cmd++) = '|';
*cmd = '\0';
for (i = 0; i < CMDMAX-1; i++) {
if (cmds[i].iswritemode == false) {
strcpy(cmd, cmds[i].name);
cmd += strlen(cmds[i].name);
*(cmd++) = '|';
*cmd = '\0';
}
}
ptr = apigroups[GROUPOFFSET(NOPRIVGROUP)].commands = (char *)calloc(1, strlen(commands) + 1);
if (unlikely(!ptr))
proper_exit(1); //, "Failed to malloc noprivgroup commands buf");
strcpy(ptr, commands);
// W (PRIVGROUP) is handled as a special case since it simply means all commands
free(buf);
return;
}
/*
* Interpret [W:]IP[/Prefix][,[R|W:]IP2[/Prefix2][,...]] --api-allow option
* special case of 0/0 allows /0 (means all IP addresses)
*/
#define ALLIPS "0/0"
/*
* N.B. IP4 addresses are by Definition 32bit big endian on all platforms
*/
static void setup_ipaccess()
{
char *buf, *ptr, *comma, *slash, *dot;
int ipcount, mask, octet, i;
char group;
buf = (char*) calloc(1, strlen(opt_api_allow) + 1);
if (unlikely(!buf))
proper_exit(1);//, "Failed to malloc ipaccess buf");
strcpy(buf, opt_api_allow);
ipcount = 1;
ptr = buf;
while (*ptr) if (*(ptr++) == ',')
ipcount++;
// possibly more than needed, but never less
ipaccess = (struct IP4ACCESS *) calloc(ipcount, sizeof(struct IP4ACCESS));
if (unlikely(!ipaccess))
proper_exit(1);//, "Failed to calloc ipaccess");
ips = 0;
ptr = buf;
while (ptr && *ptr) {
while (*ptr == ' ' || *ptr == '\t')
ptr++;
if (*ptr == ',') {
ptr++;
continue;
}
comma = strchr(ptr, ',');
if (comma)
*(comma++) = '\0';
group = NOPRIVGROUP;
if (isalpha(*ptr) && *(ptr+1) == ':') {
if (DEFINEDGROUP(*ptr))
group = GROUP(*ptr);
ptr += 2;
}
ipaccess[ips].group = group;
if (strcmp(ptr, ALLIPS) == 0 || strcmp(ptr, ALLIP4) == 0)
ipaccess[ips].ip = ipaccess[ips].mask = 0;
else
{
slash = strchr(ptr, '/');
if (!slash)
ipaccess[ips].mask = 0xffffffff;
else {
*(slash++) = '\0';
mask = atoi(slash);
if (mask < 1 || mask > 32)
goto popipo; // skip invalid/zero
ipaccess[ips].mask = 0;
while (mask-- >= 0) {
octet = 1 << (mask % 8);
ipaccess[ips].mask |= (octet << (24 - (8 * (mask >> 3))));
}
}
ipaccess[ips].ip = 0; // missing default to '.0'
for (i = 0; ptr && (i < 4); i++) {
dot = strchr(ptr, '.');
if (dot)
*(dot++) = '\0';
octet = atoi(ptr);
if (octet < 0 || octet > 0xff)
goto popipo; // skip invalid
ipaccess[ips].ip |= (octet << (24 - (i * 8)));
ptr = dot;
}
ipaccess[ips].ip &= ipaccess[ips].mask;
}
ips++;
popipo:
ptr = comma;
}
free(buf);
}
static bool check_connect(struct sockaddr_in *cli, char **connectaddr, char *group)
{
bool addrok = false;
*connectaddr = inet_ntoa(cli->sin_addr);
*group = NOPRIVGROUP;
if (opt_api_allow) {
int client_ip = htonl(cli->sin_addr.s_addr);
for (int i = 0; i < ips; i++) {
if ((client_ip & ipaccess[i].mask) == ipaccess[i].ip) {
addrok = true;
*group = ipaccess[i].group;
break;
}
}
}
else if (strcmp(opt_api_bind, ALLIP4) == 0)
addrok = true;
else
addrok = (strcmp(*connectaddr, localaddr) == 0);
return addrok;
}
static void mcast()
{
struct sockaddr_in listen;
struct ip_mreq grp;
struct sockaddr_in came_from;
time_t bindstart;
char *binderror;
SOCKETTYPE mcast_sock;
SOCKETTYPE reply_sock;
socklen_t came_from_siz;
char *connectaddr;
ssize_t rep;
int bound;
int count;
int reply_port;
bool addrok;
char group;
char expect[] = "ccminer-"; // first 8 bytes constant
char *expect_code;
size_t expect_code_len;
char buf[1024];
char replybuf[1024];
memset(&grp, 0, sizeof(grp));
grp.imr_multiaddr.s_addr = inet_addr(opt_api_mcast_addr);
if (grp.imr_multiaddr.s_addr == INADDR_NONE)
proper_exit(1); //, "Invalid Multicast Address");
grp.imr_interface.s_addr = INADDR_ANY;
mcast_sock = socket(AF_INET, SOCK_DGRAM, 0);
int optval = 1;
if (SOCKETFAIL(setsockopt(mcast_sock, SOL_SOCKET, SO_REUSEADDR, (const char *)(&optval), sizeof(optval)))) {
applog(LOG_ERR, "API mcast setsockopt SO_REUSEADDR failed (%s)%s", strerror(errno), MUNAVAILABLE);
goto die;
}
memset(&listen, 0, sizeof(listen));
listen.sin_family = AF_INET;
listen.sin_addr.s_addr = INADDR_ANY;
listen.sin_port = htons(opt_api_mcast_port);
// try for more than 1 minute ... in case the old one hasn't completely gone yet
bound = 0;
bindstart = time(NULL);
while (bound == 0) {
if (SOCKETFAIL(bind(mcast_sock, (struct sockaddr *)(&listen), sizeof(listen)))) {
binderror = strerror(errno);;
if ((time(NULL) - bindstart) > 61)
break;
else
sleep(30);
}
else
bound = 1;
}
if (bound == 0) {
applog(LOG_ERR, "API mcast bind to port %d failed (%s)%s", opt_api_port, binderror, MUNAVAILABLE);
goto die;
}
if (SOCKETFAIL(setsockopt(mcast_sock, IPPROTO_IP, IP_ADD_MEMBERSHIP, (const char *)(&grp), sizeof(grp)))) {
applog(LOG_ERR, "API mcast join failed (%s)%s", strerror(errno), MUNAVAILABLE);