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] [-r RULESET] [-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         char *ruleset = NULL;
  93
  94         seed = time(NULL) ^ getpid();
  95
  96         int opt;
  97         while ((opt = getopt(argc, argv, "c:e:d:Df:g:l:r:s:t:u:")) != -1) {
  98                 switch (opt) {
  99                         case 'c':
 100                                 chatfile = strdup(optarg);
 101                                 break;
 102                         case 'e':
 103                                 if (!strcasecmp(optarg, "random")) {
 104                                         engine = E_RANDOM;
 105                                 } else if (!strcasecmp(optarg, "replay")) {
 106                                         engine = E_REPLAY;
 107                                 } else if (!strcasecmp(optarg, "montecarlo")) {
 108                                         engine = E_MONTECARLO;
 109                                 } else if (!strcasecmp(optarg, "uct")) {
 110                                         engine = E_UCT;
 111                                 } else if (!strcasecmp(optarg, "distributed")) {
 112                                         engine = E_DISTRIBUTED;
 113                                 } else if (!strcasecmp(optarg, "patternscan")) {
 114                                         engine = E_PATTERNSCAN;
 115                                 } else if (!strcasecmp(optarg, "patternplay")) {
 116                                         engine = E_PATTERNPLAY;
 117                                 } else if (!strcasecmp(optarg, "joseki")) {
 118                                         engine = E_JOSEKI;
 119                                 } else {
 120                                         fprintf(stderr, "%s: Invalid -e argument %s\n", argv[0], optarg);
 121                                         exit(1);
 122                                 }
 123                                 break;
 124                         case 'd':
 125                                 debug_level = atoi(optarg);
 126                                 break;
 127                         case 'D':
 128                                 debug_boardprint = false;
 129                                 break;
 130                         case 'f':
 131                                 fbookfile = strdup(optarg);
 132                                 break;
 133                         case 'g':
 134                                 gtp_port = strdup(optarg);
 135                                 break;
 136                         case 'l':
 137                                 log_port = strdup(optarg);
 138                                 break;
 139                         case 'r':
 140                                 ruleset = strdup(optarg);
 141                                 break;
 142                         case 's':
 143                                 seed = atoi(optarg);
 144                                 break;
 145                         case 't':
 146                                 /* Time settings to follow; if specified,
 147                                  * GTP time information is ignored. Useful
 148                                  * e.g. when you want to force your bot to
 149                                  * play weaker while giving the opponent
 150                                  * reasonable time to play, or force play
 151                                  * by number of simulations in timed games. */
 152                                 /* Please see timeinfo.h:time_parse()
 153                                  * description for syntax details. */
 154                                 if (!time_parse(&ti_default, optarg)) {
 155                                         fprintf(stderr, "%s: Invalid -t argument %s\n", argv[0], optarg);
 156                                         exit(1);
 157                                 }
 158                                 ti_default.ignore_gtp = true;
 159                                 assert(ti_default.period != TT_NULL);
 160                                 break;
 161                         case 'u':
 162                                 testfile = strdup(optarg);
 163                                 break;
 164                         default: /* '?' */
 165                                 usage(argv[0]);
 166                                 exit(1);
 167                 }
 168         }
 169
 170         if (log_port)
 171                 open_log_port(log_port);
 172
 173         fast_srandom(seed);
 174         if (DEBUGL(0))
 175                 fprintf(stderr, "Random seed: %d\n", seed);
 176
 177         struct board *b = board_init(fbookfile);
 178         if (ruleset) {
 179                 if (!board_set_rules(b, ruleset)) {
 180                         fprintf(stderr, "Unknown ruleset: %s\n", ruleset);
 181                         exit(1);
 182                 }
 183         }
 184
 185         struct time_info ti[S_MAX];
 186         ti[S_BLACK] = ti_default;
 187         ti[S_WHITE] = ti_default;
 188
 189         chat_init(chatfile);
 190
 191         char *e_arg = NULL;
 192         if (optind < argc)
 193                 e_arg = argv[optind];
 194         struct engine *e = init_engine(engine, e_arg, b);
 195
 196         if (testfile) {
 197                 unittest(testfile);
 198                 return 0;
 199         }
 200
 201         if (gtp_port) {
 202                 open_gtp_connection(&gtp_sock, gtp_port);
 203         }
 204
 205         for (;;) {
 206                 char buf[4096];
 207                 while (fgets(buf, 4096, stdin)) {
 208                         if (DEBUGL(1))
 209                                 fprintf(stderr, "IN: %s", buf);
 210
 211                         enum parse_code c = gtp_parse(b, e, ti, buf);
 212                         if (c == P_ENGINE_RESET) {
 213                                 ti[S_BLACK] = ti_default;
 214                                 ti[S_WHITE] = ti_default;
 215                                 if (!e->keep_on_clear) {
 216                                         b->es = NULL;
 217                                         done_engine(e);
 218                                         e = init_engine(engine, e_arg, b);
 219                                 }
 220                         } else if (c == P_UNKNOWN_COMMAND && gtp_port) {
 221                                 /* The gtp command is a weak identity check,
 222                                  * close the connection with a wrong peer. */
 223                                 break;
 224                         }
 225                 }
 226                 if (!gtp_port) break;
 227                 open_gtp_connection(&gtp_sock, gtp_port);
 228         }
 229         done_engine(e);
 230         chat_done();
 231         return 0;
 232 }