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