tcfmttest.c

Tokyo Cabinet的Tokyo Cabinet 是一个DBM的实现。这里的数据库由一系列key-value对的记录构成。key和value都可以是任意长度的字节序列,既可以是二进制也可以是字符

  int id = ((TARGWRITE *)targ)->id;
  bool err = false;
  int base = id * rnum;
  for(int i = 1; i <= rnum; i++){
    char buf[RECBUFSIZ];
    int len = sprintf(buf, "%08d", base + (rnd ? myrand(i) + 1 : i));
    if(!tcfdbput2(fdb, buf, len, buf, len)){
      eprint(fdb, "tcfdbput2");
      err = true;
      break;
    }
    if(id == 0 && rnum > 250 && i % (rnum / 250) == 0){
      iputchar('.');
      if(i == rnum || i % (rnum / 10) == 0) iprintf(" (%08d)\n", i);
    }
  }
  return err ? "error" : NULL;
}


/* thread the read function */
static void *threadread(void *targ){
  TCFDB *fdb = ((TARGREAD *)targ)->fdb;
  int rnum = ((TARGREAD *)targ)->rnum;
  bool wb = ((TARGREAD *)targ)->wb;
  bool rnd = ((TARGREAD *)targ)->rnd;
  int id = ((TARGREAD *)targ)->id;
  bool err = false;
  int base = id * rnum;
  for(int i = 1; i <= rnum && !err; i++){
    uint64_t kid = base + (rnd ? myrandnd(i) + 1 : i);
    int vsiz;
    if(wb){
      char vbuf[RECBUFSIZ];
      int vsiz = tcfdbget4(fdb, kid, vbuf, RECBUFSIZ);
      if(vsiz < 0 && (!rnd || tcfdbecode(fdb) != TCENOREC)){
        eprint(fdb, "tcfdbget4");
        err = true;
      }
    } else {
      char *vbuf = tcfdbget(fdb, kid, &vsiz);
      if(!vbuf && (!rnd || tcfdbecode(fdb) != TCENOREC)){
        eprint(fdb, "tcfdbget");
        err = true;
      }
      tcfree(vbuf);
    }
    if(id == 0 && rnum > 250 && i % (rnum / 250) == 0){
      iputchar('.');
      if(i == rnum || i % (rnum / 10) == 0) iprintf(" (%08d)\n", i);
    }
  }
  return err ? "error" : NULL;
}


/* thread the remove function */
static void *threadremove(void *targ){
  TCFDB *fdb = ((TARGREMOVE *)targ)->fdb;
  int rnum = ((TARGREMOVE *)targ)->rnum;
  bool rnd = ((TARGREMOVE *)targ)->rnd;
  int id = ((TARGREMOVE *)targ)->id;
  bool err = false;
  int base = id * rnum;
  for(int i = 1; i <= rnum; i++){
    char kbuf[RECBUFSIZ];
    int ksiz = sprintf(kbuf, "%08d", base + (rnd ? myrand(i + 1) + 1 : i));
    if(!tcfdbout2(fdb, kbuf, ksiz) && (!rnd || tcfdbecode(fdb) != TCENOREC)){
      eprint(fdb, "tcfdbout2");
      err = true;
      break;
    }
    if(id == 0 && rnum > 250 && i % (rnum / 250) == 0){
      iputchar('.');
      if(i == rnum || i % (rnum / 10) == 0) iprintf(" (%08d)\n", i);
    }
  }
  return err ? "error" : NULL;
}


/* thread the wicked function */
static void *threadwicked(void *targ){
  TCFDB *fdb = ((TARGWICKED *)targ)->fdb;
  int rnum = ((TARGWICKED *)targ)->rnum;
  bool nc = ((TARGWICKED *)targ)->nc;
  int id = ((TARGWICKED *)targ)->id;
  TCMAP *map = ((TARGWICKED *)targ)->map;
  bool err = false;
  for(int i = 1; i <= rnum && !err; i++){
    uint64_t kid = myrand(rnum * (id + 1)) + 1;
    char kbuf[RECBUFSIZ];
    int ksiz = sprintf(kbuf, "%llu", (unsigned long long)kid);
    char vbuf[RECBUFSIZ];
    int vsiz = myrand(RECBUFSIZ);
    memset(vbuf, '*', vsiz);
    vbuf[vsiz] = '\0';
    char *rbuf;
    if(!nc) tcglobalmutexlock();
    switch(myrand(16)){
    case 0:
      if(id == 0) iputchar('0');
      if(!tcfdbput2(fdb, kbuf, ksiz, vbuf, vsiz)){
        eprint(fdb, "tcfdbput2");
        err = true;
      }
      if(!nc) tcmapput(map, kbuf, ksiz, vbuf, vsiz);
      break;
    case 1:
      if(id == 0) iputchar('1');
      if(!tcfdbput3(fdb, kbuf, vbuf)){
        eprint(fdb, "tcfdbput3");
        err = true;
      }
      if(!nc) tcmapput2(map, kbuf, vbuf);
      break;
    case 2:
      if(id == 0) iputchar('2');
      if(!tcfdbputkeep2(fdb, kbuf, ksiz, vbuf, vsiz) && tcfdbecode(fdb) != TCEKEEP){
        eprint(fdb, "tcfdbputkeep2");
        err = true;
      }
      if(!nc) tcmapputkeep(map, kbuf, ksiz, vbuf, vsiz);
      break;
    case 3:
      if(id == 0) iputchar('3');
      if(!tcfdbputkeep3(fdb, kbuf, vbuf) && tcfdbecode(fdb) != TCEKEEP){
        eprint(fdb, "tcfdbputkeep3");
        err = true;
      }
      if(!nc) tcmapputkeep2(map, kbuf, vbuf);
      break;
    case 4:
      if(id == 0) iputchar('4');
      if(!tcfdbputcat2(fdb, kbuf, ksiz, vbuf, vsiz)){
        eprint(fdb, "tcfdbputcat2");
        err = true;
      }
      if(!nc) tcmapputcat(map, kbuf, ksiz, vbuf, vsiz);
      break;
    case 5:
      if(id == 0) iputchar('5');
      if(!tcfdbputcat3(fdb, kbuf, vbuf)){
        eprint(fdb, "tcfdbputcat3");
        err = true;
      }
      if(!nc) tcmapputcat2(map, kbuf, vbuf);
      break;
    case 6:
      if(id == 0) iputchar('6');
      if(myrand(2) == 0){
        if(!tcfdbout2(fdb, kbuf, ksiz) && tcfdbecode(fdb) != TCENOREC){
          eprint(fdb, "tcfdbout2");
          err = true;
        }
        if(!nc) tcmapout(map, kbuf, ksiz);
      }
      break;
    case 7:
      if(id == 0) iputchar('7');
      if(myrand(2) == 0){
        if(!tcfdbout3(fdb, kbuf) && tcfdbecode(fdb) != TCENOREC){
          eprint(fdb, "tcfdbout3");
          err = true;
        }
        if(!nc) tcmapout2(map, kbuf);
      }
      break;
    case 8:
      if(id == 0) iputchar('8');
      if(!(rbuf = tcfdbget2(fdb, kbuf, ksiz, &vsiz))){
        if(tcfdbecode(fdb) != TCENOREC){
          eprint(fdb, "tcfdbget2");
          err = true;
        }
        rbuf = tcsprintf("[%d]", myrand(i + 1));
        vsiz = strlen(rbuf);
      }
      vsiz += myrand(vsiz);
      if(myrand(3) == 0) vsiz += PATH_MAX;
      rbuf = tcrealloc(rbuf, vsiz + 1);
      for(int j = 0; j < vsiz; j++){
        rbuf[j] = myrand(0x100);
      }
      if(!tcfdbput2(fdb, kbuf, ksiz, rbuf, vsiz)){
        eprint(fdb, "tcfdbput2");
        err = true;
      }
      if(!nc) tcmapput(map, kbuf, ksiz, rbuf, vsiz);
      tcfree(rbuf);
      break;
    case 9:
      if(id == 0) iputchar('9');
      if(!(rbuf = tcfdbget2(fdb, kbuf, ksiz, &vsiz)) && tcfdbecode(fdb) != TCENOREC){
        eprint(fdb, "tcfdbget2");
        err = true;
      }
      tcfree(rbuf);
      break;
    case 10:
      if(id == 0) iputchar('A');
      if(!(rbuf = tcfdbget3(fdb, kbuf)) && tcfdbecode(fdb) != TCENOREC){
        eprint(fdb, "tcfdbge3");
        err = true;
      }
      tcfree(rbuf);
      break;
    case 11:
      if(id == 0) iputchar('B');
      if(myrand(1) == 0) vsiz = 1;
      if((vsiz = tcfdbget4(fdb, kid, vbuf, vsiz)) < 0 && tcfdbecode(fdb) != TCENOREC){
        eprint(fdb, "tcfdbget4");
        err = true;
      }
      break;
    case 14:
      if(id == 0) iputchar('E');
      if(myrand(rnum / 50) == 0){
        if(!tcfdbiterinit(fdb)){
          eprint(fdb, "tcfdbiterinit");
          err = true;
        }
      }
      for(int j = myrand(rnum) / 1000 + 1; j >= 0; j--){
        if(tcfdbiternext(fdb) < 1){
          int ecode = tcfdbecode(fdb);
          if(ecode != TCEINVALID && ecode != TCENOREC){
            eprint(fdb, "tcfdbiternext");
            err = true;
          }
        }
      }
      break;
    default:
      if(id == 0) iputchar('@');
      if(tcfdbtranbegin(fdb)){
        if(myrand(2) == 0){
          if(!tcfdbput2(fdb, kbuf, ksiz, vbuf, vsiz)){
            eprint(fdb, "tcfdbput");
            err = true;
          }
          if(!nc) tcmapput(map, kbuf, ksiz, vbuf, vsiz);
        } else {
          if(!tcfdbout2(fdb, kbuf, ksiz) && tcfdbecode(fdb) != TCENOREC){
            eprint(fdb, "tcfdbout");
            err = true;
          }
          if(!nc) tcmapout(map, kbuf, ksiz);
        }
        if(nc && myrand(2) == 0){
          if(!tcfdbtranabort(fdb)){
            eprint(fdb, "tcfdbtranabort");
            err = true;
          }
        } else {
          if(!tcfdbtrancommit(fdb)){
            eprint(fdb, "tcfdbtrancommit");
            err = true;
          }
        }
      } else {
        eprint(fdb, "tcfdbtranbegin");
        err = true;
      }
      if(myrand(1000) == 0){
        if(!tcfdbforeach(fdb, iterfunc, NULL)){
          eprint(fdb, "tcfdbforeach");
          err = true;
        }
      }
      if(myrand(10000) == 0) srand((unsigned int)(tctime() * 1000) % UINT_MAX);
      break;
    }
    if(!nc) tcglobalmutexunlock();
    if(id == 0){
      if(i % 50 == 0) iprintf(" (%08d)\n", i);
      if(id == 0 && i == rnum / 4){
        if(!tcfdboptimize(fdb, RECBUFSIZ, -1) && tcfdbecode(fdb) != TCEINVALID){
          eprint(fdb, "tcfdboptimize");
          err = true;
        }
        if(!tcfdbiterinit(fdb)){
          eprint(fdb, "tcfdbiterinit");
          err = true;
        }
      }
    }
  }
  return err ? "error" : NULL;
}


/* thread the typical function */
static void *threadtypical(void *targ){
  TCFDB *fdb = ((TARGTYPICAL *)targ)->fdb;
  int rnum = ((TARGTYPICAL *)targ)->rnum;
  bool nc = ((TARGTYPICAL *)targ)->nc;
  int rratio = ((TARGTYPICAL *)targ)->rratio;
  int id = ((TARGTYPICAL *)targ)->id;
  bool err = false;
  TCMAP *map = (!nc && id == 0) ? tcmapnew2(rnum + 1) : NULL;
  int base = id * rnum;
  int mrange = tclmax(50 + rratio, 100);
  int width = tcfdbwidth(fdb);
  for(int i = 1; !err && i <= rnum; i++){
    char buf[RECBUFSIZ];
    int len = sprintf(buf, "%08d", base + myrandnd(i) + 1);
    int rnd = myrand(mrange);
    if(rnd < 10){
      if(!tcfdbput2(fdb, buf, len, buf, len)){
        eprint(fdb, "tcfdbput2");
        err = true;
      }
      if(map) tcmapput(map, buf, len, buf, len);
    } else if(rnd < 15){
      if(!tcfdbputkeep2(fdb, buf, len, buf, len) && tcfdbecode(fdb) != TCEKEEP){
        eprint(fdb, "tcfdbputkeep2");
        err = true;
      }
      if(map) tcmapputkeep(map, buf, len, buf, len);
    } else if(rnd < 20){
      if(!tcfdbputcat2(fdb, buf, len, buf, len)){
        eprint(fdb, "tcfdbputcat2");
        err = true;
      }
      if(map) tcmapputcat(map, buf, len, buf, len);
    } else if(rnd < 25){
      if(!tcfdbout2(fdb, buf, len) && tcfdbecode(fdb) && tcfdbecode(fdb) != TCENOREC){
        eprint(fdb, "tcfdbout");
        err = true;
      }
      if(map) tcmapout(map, buf, len);
    } else if(rnd < 26){
      if(myrand(10) == 0 && !tcfdbiterinit(fdb) && tcfdbecode(fdb) != TCENOREC){
        eprint(fdb, "tcfdbiterinit");
        err = true;
      }
      for(int j = 0; !err && j < 10; j++){
        if(tcfdbiternext(fdb) < 1 &&
           tcfdbecode(fdb) != TCEINVALID && tcfdbecode(fdb) != TCENOREC){
          eprint(fdb, "tcfdbiternext");
          err = true;
        }
      }
    } else {
      int vsiz;
      char *vbuf = tcfdbget2(fdb, buf, len, &vsiz);
      if(vbuf){
        if(map){
          int msiz = 0;
          const char *mbuf = tcmapget(map, buf, len, &msiz);
          if(msiz > width) msiz = width;
          if(!mbuf || msiz != vsiz || memcmp(mbuf, vbuf, vsiz)){
            eprint(fdb, "(validation)");
            err = true;
          }
        }
        tcfree(vbuf);
      } else {
        if(tcfdbecode(fdb) != TCENOREC){
          eprint(fdb, "tcfdbget");
          err = true;
        }
        if(map && tcmapget(map, buf, len, &vsiz)){
          eprint(fdb, "(validation)");
          err = true;
        }
      }
    }
    if(id == 0 && rnum > 250 && i % (rnum / 250) == 0){
      iputchar('.');
      if(i == rnum || i % (rnum / 10) == 0) iprintf(" (%08d)\n", i);
    }
  }
  if(map){
    tcmapiterinit(map);
    int ksiz;
    const char *kbuf;
    while(!err && (kbuf = tcmapiternext(map, &ksiz)) != NULL){
      int vsiz;
      char *vbuf = tcfdbget2(fdb, kbuf, ksiz, &vsiz);
      if(vbuf){
        int msiz = 0;
        const char *mbuf = tcmapget(map, kbuf, ksiz, &msiz);
        if(msiz > width) msiz = width;
        if(!mbuf || msiz != vsiz || memcmp(mbuf, vbuf, vsiz)){
          eprint(fdb, "(validation)");
          err = true;
        }
        tcfree(vbuf);
      } else {
        eprint(fdb, "(validation)");
        err = true;
      }
    }
    tcmapdel(map);
  }
  return err ? "error" : NULL;
}



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