pachi.c

   1 #define DEBUG
   2 #include <assert.h>
   3 #include <getopt.h>
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6 #include <string.h>
   7 #include <time.h>
   8 #include <unistd.h>
   9
  10 #include "board.h"
  11 #include "debug.h"
  12 #include "engine.h"
  13 #include "replay/replay.h"
  14 #include "montecarlo/montecarlo.h"
  15 #include "random/random.h"
  16 #include "patternscan/patternscan.h"
  17 #include "patternplay/patternplay.h"
  18 #include "joseki/joseki.h"
  19 #include "t-unit/test.h"
  20 #include "uct/uct.h"
  21 #include "distributed/distributed.h"
  22 #include "gtp.h"
  23 #include "chat.h"
  24 #include "timeinfo.h"
  25 #include "random.h"
  26 #include "version.h"
  27 #include "network.h"
  28
  29 int debug_level = 3;
  30 bool debug_boardprint = true;
  31 long verbose_logs = 0;
  32 int seed;
  33
  34
  35 enum engine_id {
  36         E_RANDOM,
  37         E_REPLAY,
  38         E_PATTERNSCAN,
  39         E_PATTERNPLAY,
  40         E_MONTECARLO,
  41         E_UCT,
  42         E_DISTRIBUTED,
  43         E_JOSEKI,
  44         E_MAX,
  45 };
  46
  47 static struct engine *(*engine_init[E_MAX])(char *arg, struct board *b) = {
  48         engine_random_init,
  49         engine_replay_init,
  50         engine_patternscan_init,
  51         engine_patternplay_init,
  52         engine_montecarlo_init,
  53         engine_uct_init,
  54         engine_distributed_init,
  55         engine_joseki_init,
  56 };
  57
  58 static struct engine *init_engine(enum engine_id engine, char *e_arg, struct board *b)
  59 {
  60         char *arg = e_arg? strdup(e_arg) : e_arg;
  61         assert(engine < E_MAX);
  62         struct engine *e = engine_init[engine](arg, b);
  63         if (arg) free(arg);
  64         return e;
  65 }
  66
  67 static void done_engine(struct engine *e)
  68 {
  69         if (e->done) e->done(e);
  70         if (e->data) free(e->data);
  71         free(e);
  72 }
  73
  74 static void usage(char *name)
  75 {
  76         fprintf(stderr, "Pachi version %s\n", PACHI_VERSION);
  77         fprintf(stderr, "Usage: %s [-e random|replay|montecarlo|uct|distributed]\n"
  78                 " [-d DEBUG_LEVEL] [-D] [-s RANDOM_SEED] [-t TIME_SETTINGS] [-u TEST_FILENAME]\n"
  79                 " [-g [HOST:]GTP_PORT] [-l [HOST:]LOG_PORT] [-f FBOOKFILE] [ENGINE_ARGS]\n", name);
  80 }
  81
  82 int main(int argc, char *argv[])
  83 {
  84         enum engine_id engine = E_UCT;
  85         struct time_info ti_default = { .period = TT_NULL };
  86         char *testfile = NULL;
  87         char *gtp_port = NULL;
  88         char *log_port = NULL;
  89         int gtp_sock = -1;
  90         char *chatfile = NULL;
  91         char *fbookfile = NULL;
  92
  93         seed = time(NULL) ^ getpid();
  94
  95         int opt;
  96         while ((opt = getopt(argc, argv, "c:e:d:Df:g:l:s:t:u:")) != -1) {
  97                 switch (opt) {
  98                         case 'c':
  99                                 chatfile = strdup(optarg);
 100                                 break;
 101                         case 'e':
 102                                 if (!strcasecmp(optarg, "random")) {
 103                                         engine = E_RANDOM;
 104                                 } else if (!strcasecmp(optarg, "replay")) {
 105                                         engine = E_REPLAY;
 106                                 } else if (!strcasecmp(optarg, "montecarlo")) {
 107                                         engine = E_MONTECARLO;
 108                                 } else if (!strcasecmp(optarg, "uct")) {
 109                                         engine = E_UCT;
 110                                 } else if (!strcasecmp(optarg, "distributed")) {
 111                                         engine = E_DISTRIBUTED;
 112                                 } else if (!strcasecmp(optarg, "patternscan")) {
 113                                         engine = E_PATTERNSCAN;
 114                                 } else if (!strcasecmp(optarg, "patternplay")) {
 115                                         engine = E_PATTERNPLAY;
 116                                 } else if (!strcasecmp(optarg, "joseki")) {
 117                                         engine = E_JOSEKI;
 118                                 } else {
 119                                         fprintf(stderr, "%s: Invalid -e argument %s\n", argv[0], optarg);
 120                                         exit(1);
 121                                 }
 122                                 break;
 123                         case 'd':
 124                                 debug_level = atoi(optarg);
 125                                 break;
 126                         case 'D':
 127                                 debug_boardprint = false;
 128                                 break;
 129                         case 'f':
 130                                 fbookfile = strdup(optarg);
 131                                 break;
 132                         case 'g':
 133                                 gtp_port = strdup(optarg);
 134                                 break;
 135                         case 'l':
 136                                 log_port = strdup(optarg);
 137                                 break;
 138                         case 's':
 139                                 seed = atoi(optarg);
 140                                 break;
 141                         case 't':
 142                                 /* Time settings to follow; if specified,
 143                                  * GTP time information is ignored. Useful
 144                                  * e.g. when you want to force your bot to
 145                                  * play weaker while giving the opponent
 146                                  * reasonable time to play, or force play
 147                                  * by number of simulations in timed games. */
 148                                 /* Please see timeinfo.h:time_parse()
 149                                  * description for syntax details. */
 150                                 if (!time_parse(&ti_default, optarg)) {
 151                                         fprintf(stderr, "%s: Invalid -t argument %s\n", argv[0], optarg);
 152                                         exit(1);
 153                                 }
 154                                 ti_default.ignore_gtp = true;
 155                                 assert(ti_default.period != TT_NULL);
 156                                 break;
 157                         case 'u':
 158                                 testfile = strdup(optarg);
 159                                 break;
 160                         default: /* '?' */
 161                                 usage(argv[0]);
 162                                 exit(1);
 163                 }
 164         }
 165
 166         if (log_port)
 167                 open_log_port(log_port);
 168
 169         fast_srandom(seed);
 170         if (DEBUGL(0))
 171                 fprintf(stderr, "Random seed: %d\n", seed);
 172
 173         struct board *b = board_init(fbookfile);
 174         struct time_info ti[S_MAX];
 175         ti[S_BLACK] = ti_default;
 176         ti[S_WHITE] = ti_default;
 177
 178         chat_init(chatfile);
 179
 180         char *e_arg = NULL;
 181         if (optind < argc)
 182                 e_arg = argv[optind];
 183         struct engine *e = init_engine(engine, e_arg, b);
 184
 185         if (testfile) {
 186                 unittest(testfile);
 187                 return 0;
 188         }
 189
 190         if (gtp_port) {
 191                 open_gtp_connection(&gtp_sock, gtp_port);
 192         }
 193
 194         for (;;) {
 195                 char buf[4096];
 196                 while (fgets(buf, 4096, stdin)) {
 197                         if (DEBUGL(1))
 198                                 fprintf(stderr, "IN: %s", buf);
 199
 200                         enum parse_code c = gtp_parse(b, e, ti, buf);
 201                         if (c == P_ENGINE_RESET) {
 202                                 ti[S_BLACK] = ti_default;
 203                                 ti[S_WHITE] = ti_default;
 204                                 if (!e->keep_on_clear) {
 205                                         b->es = NULL;
 206                                         done_engine(e);
 207                                         e = init_engine(engine, e_arg, b);
 208                                 }
 209                         } else if (c == P_UNKNOWN_COMMAND && gtp_port) {
 210                                 /* The gtp command is a weak identity check,
 211                                  * close the connection with a wrong peer. */
 212                                 break;
 213                         }
 214                 }
 215                 if (!gtp_port) break;
 216                 open_gtp_connection(&gtp_sock, gtp_port);
 217         }
 218         done_engine(e);
 219         chat_done();
 220         return 0;
 221 }