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