| 1 |
/* |
| 2 |
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
| 3 |
* |
| 4 |
* Copyright (C) 1996-2002 by Andrew Church <achurch@achurch.org> |
| 5 |
* Copyright (C) 2012 by the Hybrid Development Team. |
| 6 |
* |
| 7 |
* This program is free software; you can redistribute it and/or modify |
| 8 |
* it under the terms of the GNU General Public License as published by |
| 9 |
* the Free Software Foundation; either version 2 of the License, or |
| 10 |
* (at your option) any later version. |
| 11 |
* |
| 12 |
* This program is distributed in the hope that it will be useful, |
| 13 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 |
* GNU General Public License for more details. |
| 16 |
* |
| 17 |
* You should have received a copy of the GNU General Public License |
| 18 |
* along with this program; if not, write to the Free Software |
| 19 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
| 20 |
* USA |
| 21 |
*/ |
| 22 |
|
| 23 |
/*! \file conf_db.c |
| 24 |
* \brief Includes file utilities for database handling |
| 25 |
* \version $Id$ |
| 26 |
*/ |
| 27 |
|
| 28 |
#include "stdinc.h" |
| 29 |
#include "conf_db.h" |
| 30 |
#include "memory.h" |
| 31 |
#include "client.h" |
| 32 |
#include "log.h" |
| 33 |
#include "send.h" |
| 34 |
#include "irc_string.h" |
| 35 |
#include "conf.h" |
| 36 |
#include "hostmask.h" |
| 37 |
#include "resv.h" |
| 38 |
|
| 39 |
|
| 40 |
/*! \brief Return the version number on the file. Return 0 if there is no version |
| 41 |
* number or the number doesn't make sense (i.e. less than 1 or greater |
| 42 |
* than FILE_VERSION). |
| 43 |
* |
| 44 |
* \param f dbFile Struct Member |
| 45 |
* \return int 0 if failure, 1 > is the version number |
| 46 |
*/ |
| 47 |
uint32_t |
| 48 |
get_file_version(struct dbFILE *f) |
| 49 |
{ |
| 50 |
uint32_t version = 0; |
| 51 |
|
| 52 |
if (read_uint32(&version, f) == -1) |
| 53 |
{ |
| 54 |
ilog(LOG_TYPE_IRCD, "Error reading version number on %s: %s", |
| 55 |
f->filename, strerror(errno)); |
| 56 |
return 0; |
| 57 |
} |
| 58 |
|
| 59 |
if (version < 1) |
| 60 |
{ |
| 61 |
ilog(LOG_TYPE_IRCD, "Invalid version number (%u) on %s", |
| 62 |
version, f->filename); |
| 63 |
return 0; |
| 64 |
} |
| 65 |
|
| 66 |
return version; |
| 67 |
} |
| 68 |
|
| 69 |
/*! \brief Write the current version number to the file. |
| 70 |
* \param f dbFile Struct Member |
| 71 |
* \return 0 on error, 1 on success. |
| 72 |
*/ |
| 73 |
int |
| 74 |
write_file_version(struct dbFILE *f, uint32_t version) |
| 75 |
{ |
| 76 |
if (write_uint32(version, f) == -1) |
| 77 |
{ |
| 78 |
ilog(LOG_TYPE_IRCD, "Error writing version number on %s", |
| 79 |
f->filename); |
| 80 |
return 0; |
| 81 |
} |
| 82 |
|
| 83 |
return 1; |
| 84 |
} |
| 85 |
|
| 86 |
/*! \brief Open the database for reading |
| 87 |
* \param service If error whom to return the error as |
| 88 |
* \param filename File to open as the database |
| 89 |
* \return dbFile struct |
| 90 |
*/ |
| 91 |
static struct dbFILE * |
| 92 |
open_db_read(const char *service, const char *filename) |
| 93 |
{ |
| 94 |
struct dbFILE *f = MyMalloc(sizeof(*f)); |
| 95 |
FILE *fp = NULL; |
| 96 |
|
| 97 |
strlcpy(f->filename, filename, sizeof(f->filename)); |
| 98 |
|
| 99 |
f->mode = 'r'; |
| 100 |
fp = fopen(f->filename, "rb"); |
| 101 |
|
| 102 |
if (!fp) |
| 103 |
{ |
| 104 |
int errno_save = errno; |
| 105 |
|
| 106 |
if (errno != ENOENT) |
| 107 |
ilog(LOG_TYPE_IRCD, "Can't read %s database %s", service, |
| 108 |
f->filename); |
| 109 |
|
| 110 |
MyFree(f); |
| 111 |
errno = errno_save; |
| 112 |
return NULL; |
| 113 |
} |
| 114 |
|
| 115 |
f->fp = fp; |
| 116 |
f->backupfp = NULL; |
| 117 |
|
| 118 |
return f; |
| 119 |
} |
| 120 |
|
| 121 |
/*! \brief Open the database for writting |
| 122 |
* \param service If error whom to return the error as |
| 123 |
* \param filename File to open as the database |
| 124 |
* \param version Database Version |
| 125 |
* \return dbFile struct |
| 126 |
*/ |
| 127 |
static struct dbFILE * |
| 128 |
open_db_write(const char *service, const char *filename, |
| 129 |
uint32_t version) |
| 130 |
{ |
| 131 |
struct dbFILE *f = MyMalloc(sizeof(*f)); |
| 132 |
int fd = 0; |
| 133 |
|
| 134 |
strlcpy(f->filename, filename, sizeof(f->filename)); |
| 135 |
|
| 136 |
filename = f->filename; |
| 137 |
f->mode = 'w'; |
| 138 |
|
| 139 |
snprintf(f->backupname, sizeof(f->backupname), "%s.save", filename); |
| 140 |
|
| 141 |
if (!*f->backupname || !strcmp(f->backupname, filename)) |
| 142 |
{ |
| 143 |
int errno_save = errno; |
| 144 |
|
| 145 |
ilog(LOG_TYPE_IRCD, "Opening %s database %s for write: Filename too long", |
| 146 |
service, filename); |
| 147 |
MyFree(f); |
| 148 |
errno = errno_save; |
| 149 |
return NULL; |
| 150 |
} |
| 151 |
|
| 152 |
unlink(filename); |
| 153 |
|
| 154 |
f->backupfp = fopen(filename, "rb"); |
| 155 |
|
| 156 |
if (rename(filename, f->backupname) < 0 && errno != ENOENT) |
| 157 |
{ |
| 158 |
int errno_save = errno; |
| 159 |
static int walloped = 0; |
| 160 |
|
| 161 |
if (!walloped++) |
| 162 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
| 163 |
"Can't back up %s database %s", |
| 164 |
service, filename); |
| 165 |
|
| 166 |
errno = errno_save; |
| 167 |
ilog(LOG_TYPE_IRCD, "Can't back up %s database %s", service, filename); |
| 168 |
|
| 169 |
if (f->backupfp) |
| 170 |
fclose(f->backupfp); |
| 171 |
|
| 172 |
MyFree(f); |
| 173 |
errno = errno_save; |
| 174 |
return NULL; |
| 175 |
} |
| 176 |
|
| 177 |
unlink(filename); |
| 178 |
|
| 179 |
/* Use open() to avoid people sneaking a new file in under us */ |
| 180 |
if ((fd = open(filename, O_WRONLY | O_CREAT | O_EXCL, 0666)) >= 0) |
| 181 |
f->fp = fdopen(fd, "wb"); |
| 182 |
|
| 183 |
if (!f->fp || !write_file_version(f, version)) |
| 184 |
{ |
| 185 |
int errno_save = errno; |
| 186 |
static int walloped = 0; |
| 187 |
|
| 188 |
if (!walloped++) |
| 189 |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
| 190 |
"Can't write to %s database %s", |
| 191 |
service, filename); |
| 192 |
|
| 193 |
errno = errno_save; |
| 194 |
ilog(LOG_TYPE_IRCD, "Can't write to %s database %s", |
| 195 |
service, filename); |
| 196 |
|
| 197 |
if (f->fp) |
| 198 |
{ |
| 199 |
fclose(f->fp); |
| 200 |
unlink(filename); |
| 201 |
} |
| 202 |
|
| 203 |
if (f->backupname[0] && rename(f->backupname, filename) < 0) |
| 204 |
ilog(LOG_TYPE_IRCD, "Can't restore backup copy of %s", |
| 205 |
filename); |
| 206 |
|
| 207 |
MyFree(f); |
| 208 |
errno = errno_save; |
| 209 |
return NULL; |
| 210 |
} |
| 211 |
|
| 212 |
return f; |
| 213 |
} |
| 214 |
|
| 215 |
/*! \brief Open a database file for reading (*mode == 'r') or writing (*mode == 'w'). |
| 216 |
* Return the stream pointer, or NULL on error. When opening for write, it |
| 217 |
* is an error for rename() to return an error (when backing up the original |
| 218 |
* file) other than ENOENT, if NO_BACKUP_OKAY is not defined; it is an error |
| 219 |
* if the version number cannot be written to the file; and it is a fatal |
| 220 |
* error if opening the file for write fails and the backup was successfully |
| 221 |
* made but cannot be restored. |
| 222 |
* |
| 223 |
* \param service If error whom to return the error as |
| 224 |
* \param filename File to open as the database |
| 225 |
* \param mode Mode for writting or reading |
| 226 |
* \param version Database Version |
| 227 |
* \return dbFile struct |
| 228 |
*/ |
| 229 |
struct dbFILE * |
| 230 |
open_db(const char *service, const char *filename, |
| 231 |
const char *mode, uint32_t version) |
| 232 |
{ |
| 233 |
switch (*mode) |
| 234 |
{ |
| 235 |
case 'r': |
| 236 |
return open_db_read(service, filename); |
| 237 |
break; |
| 238 |
case 'w': |
| 239 |
return open_db_write(service, filename, version); |
| 240 |
break; |
| 241 |
default: |
| 242 |
errno = EINVAL; |
| 243 |
return NULL; |
| 244 |
} |
| 245 |
} |
| 246 |
|
| 247 |
/*! \brief Restore the database file to its condition before open_db(). This is |
| 248 |
* identical to close_db() for files open for reading; however, for files |
| 249 |
* open for writing, we first attempt to restore any backup file before |
| 250 |
* closing files. |
| 251 |
* |
| 252 |
* \param dbFile struct |
| 253 |
*/ |
| 254 |
void |
| 255 |
restore_db(struct dbFILE *f) |
| 256 |
{ |
| 257 |
int errno_save = errno; |
| 258 |
|
| 259 |
if (f->mode == 'w') |
| 260 |
{ |
| 261 |
int ok = 0; /* Did we manage to restore the old file? */ |
| 262 |
|
| 263 |
errno = errno_save = 0; |
| 264 |
|
| 265 |
if (f->backupname[0] && strcmp(f->backupname, f->filename)) |
| 266 |
if (rename(f->backupname, f->filename) == 0) |
| 267 |
ok = 1; |
| 268 |
|
| 269 |
if (!ok && f->backupfp) |
| 270 |
{ |
| 271 |
char buf[1024]; |
| 272 |
size_t i; |
| 273 |
|
| 274 |
ok = fseek(f->fp, 0, SEEK_SET) == 0; |
| 275 |
|
| 276 |
while (ok && (i = fread(buf, 1, sizeof(buf), f->backupfp)) > 0) |
| 277 |
if (fwrite(buf, 1, i, f->fp) != i) |
| 278 |
ok = 0; |
| 279 |
|
| 280 |
if (ok) |
| 281 |
{ |
| 282 |
fflush(f->fp); |
| 283 |
ftruncate(fileno(f->fp), ftell(f->fp)); |
| 284 |
} |
| 285 |
} |
| 286 |
|
| 287 |
if (!ok && errno > 0) |
| 288 |
ilog(LOG_TYPE_IRCD, "Unable to restore backup of %s", f->filename); |
| 289 |
|
| 290 |
errno_save = errno; |
| 291 |
|
| 292 |
if (f->backupfp) |
| 293 |
fclose(f->backupfp); |
| 294 |
if (f->backupname[0]) |
| 295 |
unlink(f->backupname); |
| 296 |
} |
| 297 |
|
| 298 |
fclose(f->fp); |
| 299 |
|
| 300 |
if (!errno_save) |
| 301 |
errno_save = errno; |
| 302 |
|
| 303 |
MyFree(f); |
| 304 |
errno = errno_save; |
| 305 |
} |
| 306 |
|
| 307 |
/*! \brief Close a database file. If the file was opened for write, remove the |
| 308 |
* backup we (may have) created earlier. |
| 309 |
* |
| 310 |
* \param dbFile struct |
| 311 |
*/ |
| 312 |
void |
| 313 |
close_db(struct dbFILE *f) |
| 314 |
{ |
| 315 |
if (f->mode == 'w' && f->backupname[0] && |
| 316 |
strcmp(f->backupname, f->filename)) |
| 317 |
{ |
| 318 |
if (f->backupfp) |
| 319 |
fclose(f->backupfp); |
| 320 |
|
| 321 |
unlink(f->backupname); |
| 322 |
} |
| 323 |
|
| 324 |
fclose(f->fp); |
| 325 |
MyFree(f); |
| 326 |
} |
| 327 |
|
| 328 |
/* |
| 329 |
* Read and write 2-, 4- and 8-byte quantities, pointers, and strings. All |
| 330 |
* multibyte values are stored in big-endian order (most significant byte |
| 331 |
* first). A pointer is stored as a byte, either 0 if NULL or 1 if not, |
| 332 |
* and read pointers are returned as either (void *)0 or (void *)1. A |
| 333 |
* string is stored with a 2-byte unsigned length (including the trailing |
| 334 |
* \0) first; a length of 0 indicates that the string pointer is NULL. |
| 335 |
* Written strings are truncated silently at 4294967294 bytes, and are always |
| 336 |
* null-terminated. |
| 337 |
*/ |
| 338 |
|
| 339 |
/*! \brief Read a unsigned 8bit integer |
| 340 |
* |
| 341 |
* \param ret 8bit integer to read |
| 342 |
* \param dbFile struct |
| 343 |
* \return -1 on error, 0 otherwise. |
| 344 |
*/ |
| 345 |
int |
| 346 |
read_uint8(uint8_t*ret, struct dbFILE *f) |
| 347 |
{ |
| 348 |
int c = fgetc(f->fp); |
| 349 |
|
| 350 |
if (c == EOF) |
| 351 |
return -1; |
| 352 |
|
| 353 |
*ret = c; |
| 354 |
return 0; |
| 355 |
} |
| 356 |
|
| 357 |
/*! \brief Write a 8bit integer |
| 358 |
* |
| 359 |
* \param ret 8bit integer to write |
| 360 |
* \param dbFile struct |
| 361 |
* \return -1 on error, 0 otherwise. |
| 362 |
*/ |
| 363 |
int |
| 364 |
write_uint8(uint8_t val, struct dbFILE *f) |
| 365 |
{ |
| 366 |
if (fputc(val, f->fp) == EOF) |
| 367 |
return -1; |
| 368 |
|
| 369 |
return 0; |
| 370 |
} |
| 371 |
|
| 372 |
/*! \brief Read a unsigned 8bit integer |
| 373 |
* |
| 374 |
* \param ret 8bit integer to read |
| 375 |
* \param dbFile struct |
| 376 |
* \return -1 on error, 0 otherwise. |
| 377 |
*/ |
| 378 |
int |
| 379 |
read_uint16(uint16_t *ret, struct dbFILE *f) |
| 380 |
{ |
| 381 |
int c1 = fgetc(f->fp); |
| 382 |
int c2 = fgetc(f->fp); |
| 383 |
|
| 384 |
if (c1 == EOF || c2 == EOF) |
| 385 |
return -1; |
| 386 |
|
| 387 |
*ret = c1 << 8 | c2; |
| 388 |
return 0; |
| 389 |
} |
| 390 |
|
| 391 |
/*! \brief Write a unsigned 16bit integer |
| 392 |
* |
| 393 |
* \param ret 16bit integer to write |
| 394 |
* \param dbFile struct |
| 395 |
* \return -1 on error, 0 otherwise. |
| 396 |
*/ |
| 397 |
int |
| 398 |
write_uint16(uint16_t val, struct dbFILE *f) |
| 399 |
{ |
| 400 |
if (fputc((val >> 8) & 0xFF, f->fp) == EOF || |
| 401 |
fputc(val & 0xFF, f->fp) == EOF) |
| 402 |
return -1; |
| 403 |
|
| 404 |
return 0; |
| 405 |
} |
| 406 |
|
| 407 |
/*! \brief Read a unsigned 32bit integer |
| 408 |
* |
| 409 |
* \param ret unsigned 32bit integer to read |
| 410 |
* \param dbFile struct |
| 411 |
* \return -1 on error, 0 otherwise. |
| 412 |
*/ |
| 413 |
int |
| 414 |
read_uint32(uint32_t *ret, struct dbFILE *f) |
| 415 |
{ |
| 416 |
int c1 = fgetc(f->fp); |
| 417 |
int c2 = fgetc(f->fp); |
| 418 |
int c3 = fgetc(f->fp); |
| 419 |
int c4 = fgetc(f->fp); |
| 420 |
|
| 421 |
if (c1 == EOF || c2 == EOF || c3 == EOF || c4 == EOF) |
| 422 |
return -1; |
| 423 |
|
| 424 |
*ret = c1 << 24 | c2 << 16 | c3 << 8 | c4; |
| 425 |
return 0; |
| 426 |
} |
| 427 |
|
| 428 |
|
| 429 |
/*! \brief Write a unsigned 32bit integer |
| 430 |
* |
| 431 |
* \param ret unsigned 32bit integer to write |
| 432 |
* \param dbFile struct |
| 433 |
* \return -1 on error, 0 otherwise. |
| 434 |
*/ |
| 435 |
int |
| 436 |
write_uint32(uint32_t val, struct dbFILE *f) |
| 437 |
{ |
| 438 |
if (fputc((val >> 24) & 0xFF, f->fp) == EOF) |
| 439 |
return -1; |
| 440 |
if (fputc((val >> 16) & 0xFF, f->fp) == EOF) |
| 441 |
return -1; |
| 442 |
if (fputc((val >> 8) & 0xFF, f->fp) == EOF) |
| 443 |
return -1; |
| 444 |
if (fputc((val) & 0xFF, f->fp) == EOF) |
| 445 |
return -1; |
| 446 |
return 0; |
| 447 |
} |
| 448 |
|
| 449 |
/*! \brief Read a unsigned 64bit integer |
| 450 |
* |
| 451 |
* \param ret unsigned 64bit integer to read |
| 452 |
* \param dbFile struct |
| 453 |
* \return -1 on error, 0 otherwise. |
| 454 |
*/ |
| 455 |
int |
| 456 |
read_uint64(uint64_t *ret, struct dbFILE *f) |
| 457 |
{ |
| 458 |
int64_t c1 = fgetc(f->fp); |
| 459 |
int64_t c2 = fgetc(f->fp); |
| 460 |
int64_t c3 = fgetc(f->fp); |
| 461 |
int64_t c4 = fgetc(f->fp); |
| 462 |
int64_t c5 = fgetc(f->fp); |
| 463 |
int64_t c6 = fgetc(f->fp); |
| 464 |
int64_t c7 = fgetc(f->fp); |
| 465 |
int64_t c8 = fgetc(f->fp); |
| 466 |
|
| 467 |
if (c1 == EOF || c2 == EOF || c3 == EOF || c4 == EOF || |
| 468 |
c5 == EOF || c6 == EOF || c7 == EOF || c8 == EOF) |
| 469 |
return -1; |
| 470 |
|
| 471 |
*ret = c1 << 56 | c2 << 48 | c3 << 40 | c4 << 32 | |
| 472 |
c5 << 24 | c6 << 16 | c7 << 8 | c8; |
| 473 |
return 0; |
| 474 |
} |
| 475 |
|
| 476 |
|
| 477 |
/*! \brief Write a unsigned 64bit integer |
| 478 |
* |
| 479 |
* \param ret unsigned 64bit integer to write |
| 480 |
* \param dbFile struct |
| 481 |
* \return -1 on error, 0 otherwise. |
| 482 |
*/ |
| 483 |
int |
| 484 |
write_uint64(uint64_t val, struct dbFILE *f) |
| 485 |
{ |
| 486 |
if (fputc((val >> 56) & 0xFF, f->fp) == EOF) |
| 487 |
return -1; |
| 488 |
if (fputc((val >> 48) & 0xFF, f->fp) == EOF) |
| 489 |
return -1; |
| 490 |
if (fputc((val >> 40) & 0xFF, f->fp) == EOF) |
| 491 |
return -1; |
| 492 |
if (fputc((val >> 32) & 0xFF, f->fp) == EOF) |
| 493 |
return -1; |
| 494 |
if (fputc((val >> 24) & 0xFF, f->fp) == EOF) |
| 495 |
return -1; |
| 496 |
if (fputc((val >> 16) & 0xFF, f->fp) == EOF) |
| 497 |
return -1; |
| 498 |
if (fputc((val >> 8) & 0xFF, f->fp) == EOF) |
| 499 |
return -1; |
| 500 |
if (fputc((val) & 0xFF, f->fp) == EOF) |
| 501 |
return -1; |
| 502 |
return 0; |
| 503 |
} |
| 504 |
|
| 505 |
/*! \brief Read Pointer |
| 506 |
* |
| 507 |
* \param ret pointer to read |
| 508 |
* \param dbFile struct |
| 509 |
* \return -1 on error, 0 otherwise. |
| 510 |
*/ |
| 511 |
int |
| 512 |
read_ptr(void **ret, struct dbFILE *f) |
| 513 |
{ |
| 514 |
int c = fgetc(f->fp); |
| 515 |
|
| 516 |
if (c == EOF) |
| 517 |
return -1; |
| 518 |
|
| 519 |
*ret = (c ? (void *)1 : (void *)0); |
| 520 |
return 0; |
| 521 |
} |
| 522 |
|
| 523 |
|
| 524 |
/*! \brief Write Pointer |
| 525 |
* |
| 526 |
* \param ret pointer to write |
| 527 |
* \param dbFile struct |
| 528 |
* \return -1 on error, 0 otherwise. |
| 529 |
*/ |
| 530 |
int |
| 531 |
write_ptr(const void *ptr, struct dbFILE *f) |
| 532 |
{ |
| 533 |
if (fputc(ptr ? 1 : 0, f->fp) == EOF) |
| 534 |
return -1; |
| 535 |
return 0; |
| 536 |
} |
| 537 |
|
| 538 |
/*! \brief Read String |
| 539 |
* |
| 540 |
* \param ret string |
| 541 |
* \param dbFile struct |
| 542 |
* \return -1 on error, 0 otherwise. |
| 543 |
*/ |
| 544 |
int |
| 545 |
read_string(char **ret, struct dbFILE *f) |
| 546 |
{ |
| 547 |
char *s = NULL; |
| 548 |
uint32_t len = 0; |
| 549 |
|
| 550 |
if (read_uint32(&len, f) < 0) |
| 551 |
return -1; |
| 552 |
|
| 553 |
if (len == 0) |
| 554 |
{ |
| 555 |
*ret = NULL; |
| 556 |
return 0; |
| 557 |
} |
| 558 |
|
| 559 |
s = MyMalloc(len); |
| 560 |
|
| 561 |
if (len != fread(s, 1, len, f->fp)) |
| 562 |
{ |
| 563 |
MyFree(s); |
| 564 |
return -1; |
| 565 |
} |
| 566 |
|
| 567 |
*ret = s; |
| 568 |
return 0; |
| 569 |
} |
| 570 |
|
| 571 |
/*! \brief Write String |
| 572 |
* |
| 573 |
* \param ret string |
| 574 |
* \param dbFile struct |
| 575 |
* \return -1 on error, 0 otherwise. |
| 576 |
*/ |
| 577 |
int |
| 578 |
write_string(const char *s, struct dbFILE *f) |
| 579 |
{ |
| 580 |
uint32_t len = 0; |
| 581 |
|
| 582 |
if (!s) |
| 583 |
return write_uint32(0, f); |
| 584 |
|
| 585 |
len = strlen(s); |
| 586 |
|
| 587 |
if (len > 4294967294) |
| 588 |
len = 4294967294; |
| 589 |
if (write_uint32(len + 1, f) < 0) |
| 590 |
return -1; |
| 591 |
if (len > 0 && fwrite(s, 1, len, f->fp) != len) |
| 592 |
return -1; |
| 593 |
if (fputc(0, f->fp) == EOF) |
| 594 |
return -1; |
| 595 |
|
| 596 |
return 0; |
| 597 |
} |
| 598 |
|
| 599 |
#define SAFE_READ(x) do { \ |
| 600 |
if ((x) < 0) { \ |
| 601 |
break; \ |
| 602 |
} \ |
| 603 |
} while (0) |
| 604 |
|
| 605 |
#define SAFE_WRITE(x,db) do { \ |
| 606 |
if ((x) < 0) { \ |
| 607 |
restore_db(f); \ |
| 608 |
ilog(LOG_TYPE_IRCD, "Write error on %s", db); \ |
| 609 |
return; \ |
| 610 |
} \ |
| 611 |
} while (0) |
| 612 |
|
| 613 |
void |
| 614 |
save_kline_database(void) |
| 615 |
{ |
| 616 |
uint32_t i = 0; |
| 617 |
uint32_t records = 0; |
| 618 |
struct dbFILE *f = NULL; |
| 619 |
dlink_node *ptr = NULL; |
| 620 |
|
| 621 |
if (!(f = open_db("kline", KPATH, "w", KLINE_DB_VERSION))) |
| 622 |
return; |
| 623 |
|
| 624 |
for (i = 0; i < ATABLE_SIZE; ++i) |
| 625 |
{ |
| 626 |
DLINK_FOREACH(ptr, atable[i].head) |
| 627 |
{ |
| 628 |
struct AddressRec *arec = ptr->data; |
| 629 |
|
| 630 |
if (arec->type == CONF_KLINE && IsConfDatabase(arec->conf)) |
| 631 |
++records; |
| 632 |
} |
| 633 |
} |
| 634 |
|
| 635 |
SAFE_WRITE(write_uint32(records, f), KPATH); |
| 636 |
|
| 637 |
for (i = 0; i < ATABLE_SIZE; ++i) |
| 638 |
{ |
| 639 |
DLINK_FOREACH(ptr, atable[i].head) |
| 640 |
{ |
| 641 |
struct AddressRec *arec = ptr->data; |
| 642 |
|
| 643 |
if (arec->type == CONF_KLINE && IsConfDatabase(arec->conf)) |
| 644 |
{ |
| 645 |
SAFE_WRITE(write_string(arec->conf->user, f), KPATH); |
| 646 |
SAFE_WRITE(write_string(arec->conf->host, f), KPATH); |
| 647 |
SAFE_WRITE(write_string(arec->conf->reason, f), KPATH); |
| 648 |
SAFE_WRITE(write_uint64(arec->conf->setat, f), KPATH); |
| 649 |
SAFE_WRITE(write_uint64(arec->conf->until, f), KPATH); |
| 650 |
} |
| 651 |
} |
| 652 |
} |
| 653 |
|
| 654 |
close_db(f); |
| 655 |
} |
| 656 |
|
| 657 |
void |
| 658 |
load_kline_database(void) |
| 659 |
{ |
| 660 |
struct dbFILE *f = NULL; |
| 661 |
struct MaskItem *conf = NULL; |
| 662 |
char *field_1 = NULL; |
| 663 |
char *field_2 = NULL; |
| 664 |
char *field_3 = NULL; |
| 665 |
uint32_t i = 0; |
| 666 |
uint32_t records = 0; |
| 667 |
uint64_t field_4 = 0; |
| 668 |
uint64_t field_5 = 0; |
| 669 |
|
| 670 |
if (!(f = open_db("kline", KPATH, "r", KLINE_DB_VERSION))) |
| 671 |
return; |
| 672 |
|
| 673 |
if (get_file_version(f) < 1) |
| 674 |
{ |
| 675 |
close_db(f); |
| 676 |
return; |
| 677 |
} |
| 678 |
|
| 679 |
read_uint32(&records, f); |
| 680 |
|
| 681 |
for (i = 0; i < records; ++i) |
| 682 |
{ |
| 683 |
SAFE_READ(read_string(&field_1, f)); |
| 684 |
SAFE_READ(read_string(&field_2, f)); |
| 685 |
SAFE_READ(read_string(&field_3, f)); |
| 686 |
SAFE_READ(read_uint64(&field_4, f)); |
| 687 |
SAFE_READ(read_uint64(&field_5, f)); |
| 688 |
|
| 689 |
conf = conf_make(CONF_KLINE); |
| 690 |
conf->user = field_1; |
| 691 |
conf->host = field_2; |
| 692 |
conf->reason = field_3; |
| 693 |
conf->setat = field_4; |
| 694 |
conf->until = field_5; |
| 695 |
SetConfDatabase(conf); |
| 696 |
|
| 697 |
add_conf_by_address(CONF_KLINE, conf); |
| 698 |
} |
| 699 |
|
| 700 |
close_db(f); |
| 701 |
} |
| 702 |
|
| 703 |
void |
| 704 |
save_dline_database(void) |
| 705 |
{ |
| 706 |
uint32_t i = 0; |
| 707 |
uint32_t records = 0; |
| 708 |
struct dbFILE *f = NULL; |
| 709 |
dlink_node *ptr = NULL; |
| 710 |
|
| 711 |
if (!(f = open_db("dline", DLPATH, "w", KLINE_DB_VERSION))) |
| 712 |
return; |
| 713 |
|
| 714 |
for (i = 0; i < ATABLE_SIZE; ++i) |
| 715 |
{ |
| 716 |
DLINK_FOREACH(ptr, atable[i].head) |
| 717 |
{ |
| 718 |
struct AddressRec *arec = ptr->data; |
| 719 |
|
| 720 |
if (arec->type == CONF_DLINE && IsConfDatabase(arec->conf)) |
| 721 |
++records; |
| 722 |
} |
| 723 |
} |
| 724 |
|
| 725 |
SAFE_WRITE(write_uint32(records, f), DLPATH); |
| 726 |
|
| 727 |
for (i = 0; i < ATABLE_SIZE; ++i) |
| 728 |
{ |
| 729 |
DLINK_FOREACH(ptr, atable[i].head) |
| 730 |
{ |
| 731 |
struct AddressRec *arec = ptr->data; |
| 732 |
|
| 733 |
if (arec->type == CONF_DLINE && IsConfDatabase(arec->conf)) |
| 734 |
{ |
| 735 |
SAFE_WRITE(write_string(arec->conf->host, f), DLPATH); |
| 736 |
SAFE_WRITE(write_string(arec->conf->reason, f), DLPATH); |
| 737 |
SAFE_WRITE(write_uint64(arec->conf->setat, f), DLPATH); |
| 738 |
SAFE_WRITE(write_uint64(arec->conf->until, f), DLPATH); |
| 739 |
} |
| 740 |
} |
| 741 |
} |
| 742 |
|
| 743 |
close_db(f); |
| 744 |
} |
| 745 |
|
| 746 |
void |
| 747 |
load_dline_database(void) |
| 748 |
{ |
| 749 |
struct dbFILE *f = NULL; |
| 750 |
struct MaskItem *conf = NULL; |
| 751 |
char *field_1 = NULL; |
| 752 |
char *field_2 = NULL; |
| 753 |
uint32_t i = 0; |
| 754 |
uint32_t records = 0; |
| 755 |
uint64_t field_3 = 0; |
| 756 |
uint64_t field_4 = 0; |
| 757 |
|
| 758 |
if (!(f = open_db("dline", DLPATH, "r", KLINE_DB_VERSION))) |
| 759 |
return; |
| 760 |
|
| 761 |
if (get_file_version(f) < 1) |
| 762 |
{ |
| 763 |
close_db(f); |
| 764 |
return; |
| 765 |
} |
| 766 |
|
| 767 |
read_uint32(&records, f); |
| 768 |
|
| 769 |
for (i = 0; i < records; ++i) |
| 770 |
{ |
| 771 |
SAFE_READ(read_string(&field_1, f)); |
| 772 |
SAFE_READ(read_string(&field_2, f)); |
| 773 |
SAFE_READ(read_uint64(&field_3, f)); |
| 774 |
SAFE_READ(read_uint64(&field_4, f)); |
| 775 |
|
| 776 |
conf = conf_make(CONF_DLINE); |
| 777 |
conf->host = field_1; |
| 778 |
conf->reason = field_2; |
| 779 |
conf->setat = field_3; |
| 780 |
conf->until = field_4; |
| 781 |
SetConfDatabase(conf); |
| 782 |
|
| 783 |
add_conf_by_address(CONF_DLINE, conf); |
| 784 |
} |
| 785 |
|
| 786 |
close_db(f); |
| 787 |
} |
| 788 |
|
| 789 |
void |
| 790 |
save_gline_database(void) |
| 791 |
{ |
| 792 |
uint32_t i = 0; |
| 793 |
uint32_t records = 0, version = 0; |
| 794 |
struct dbFILE *f = NULL; |
| 795 |
dlink_node *ptr = NULL; |
| 796 |
|
| 797 |
if (!(f = open_db("gline", GPATH, "w", KLINE_DB_VERSION))) |
| 798 |
return; |
| 799 |
|
| 800 |
for (i = 0; i < ATABLE_SIZE; ++i) |
| 801 |
{ |
| 802 |
DLINK_FOREACH(ptr, atable[i].head) |
| 803 |
{ |
| 804 |
struct AddressRec *arec = ptr->data; |
| 805 |
|
| 806 |
if (arec->type == CONF_GLINE && IsConfDatabase(arec->conf)) |
| 807 |
++records; |
| 808 |
} |
| 809 |
} |
| 810 |
|
| 811 |
SAFE_WRITE(write_uint32(records, f), GPATH); |
| 812 |
|
| 813 |
for (i = 0; i < ATABLE_SIZE; ++i) |
| 814 |
{ |
| 815 |
DLINK_FOREACH(ptr, atable[i].head) |
| 816 |
{ |
| 817 |
struct AddressRec *arec = ptr->data; |
| 818 |
|
| 819 |
if (arec->type == CONF_GLINE && IsConfDatabase(arec->conf)) |
| 820 |
{ |
| 821 |
SAFE_WRITE(write_string(arec->conf->user, f), GPATH); |
| 822 |
SAFE_WRITE(write_string(arec->conf->host, f), GPATH); |
| 823 |
SAFE_WRITE(write_string(arec->conf->reason, f), GPATH); |
| 824 |
SAFE_WRITE(write_uint64(arec->conf->setat, f), GPATH); |
| 825 |
SAFE_WRITE(write_uint64(arec->conf->until, f), GPATH); |
| 826 |
} |
| 827 |
} |
| 828 |
} |
| 829 |
|
| 830 |
close_db(f); |
| 831 |
} |
| 832 |
|
| 833 |
void |
| 834 |
load_gline_database(void) |
| 835 |
{ |
| 836 |
struct dbFILE *f = NULL; |
| 837 |
struct MaskItem *conf = NULL; |
| 838 |
char *field_1 = NULL; |
| 839 |
char *field_2 = NULL; |
| 840 |
char *field_3 = NULL; |
| 841 |
uint32_t i = 0; |
| 842 |
uint32_t records = 0; |
| 843 |
uint64_t field_4 = 0; |
| 844 |
uint64_t field_5 = 0; |
| 845 |
|
| 846 |
if (!(f = open_db("gline", GPATH, "r", KLINE_DB_VERSION))) |
| 847 |
return; |
| 848 |
|
| 849 |
if (get_file_version(f) < 1) |
| 850 |
{ |
| 851 |
close_db(f); |
| 852 |
return; |
| 853 |
} |
| 854 |
|
| 855 |
read_uint32(&records, f); |
| 856 |
|
| 857 |
for (i = 0; i < records; ++i) |
| 858 |
{ |
| 859 |
SAFE_READ(read_string(&field_1, f)); |
| 860 |
SAFE_READ(read_string(&field_2, f)); |
| 861 |
SAFE_READ(read_string(&field_3, f)); |
| 862 |
SAFE_READ(read_uint64(&field_4, f)); |
| 863 |
SAFE_READ(read_uint64(&field_5, f)); |
| 864 |
|
| 865 |
conf = conf_make(CONF_GLINE); |
| 866 |
conf->user = field_1; |
| 867 |
conf->host = field_2; |
| 868 |
conf->reason = field_3; |
| 869 |
conf->setat = field_4; |
| 870 |
conf->until = field_5; |
| 871 |
SetConfDatabase(conf); |
| 872 |
|
| 873 |
add_conf_by_address(CONF_GLINE, conf); |
| 874 |
} |
| 875 |
|
| 876 |
close_db(f); |
| 877 |
} |
| 878 |
|
| 879 |
void |
| 880 |
save_resv_database(void) |
| 881 |
{ |
| 882 |
uint32_t records = 0; |
| 883 |
struct dbFILE *f = NULL; |
| 884 |
dlink_node *ptr = NULL; |
| 885 |
struct MaskItem *conf = NULL; |
| 886 |
|
| 887 |
if (!(f = open_db("resv", RESVPATH, "w", KLINE_DB_VERSION))) |
| 888 |
return; |
| 889 |
|
| 890 |
DLINK_FOREACH(ptr, resv_channel_list.head) |
| 891 |
{ |
| 892 |
conf = ptr->data; |
| 893 |
|
| 894 |
if (IsConfDatabase(conf)) |
| 895 |
++records; |
| 896 |
} |
| 897 |
|
| 898 |
DLINK_FOREACH(ptr, nresv_items.head) |
| 899 |
{ |
| 900 |
conf = ptr->data; |
| 901 |
|
| 902 |
if (IsConfDatabase(conf)) |
| 903 |
++records; |
| 904 |
} |
| 905 |
|
| 906 |
SAFE_WRITE(write_uint32(records, f), RESVPATH); |
| 907 |
|
| 908 |
DLINK_FOREACH(ptr, resv_channel_list.head) |
| 909 |
{ |
| 910 |
conf = ptr->data; |
| 911 |
|
| 912 |
if (!IsConfDatabase(conf)) |
| 913 |
continue; |
| 914 |
|
| 915 |
SAFE_WRITE(write_string(conf->name, f), RESVPATH); |
| 916 |
SAFE_WRITE(write_string(conf->reason, f), RESVPATH); |
| 917 |
SAFE_WRITE(write_uint64(conf->setat, f), RESVPATH); |
| 918 |
SAFE_WRITE(write_uint64(conf->until, f), RESVPATH); |
| 919 |
} |
| 920 |
|
| 921 |
DLINK_FOREACH(ptr, nresv_items.head) |
| 922 |
{ |
| 923 |
conf = ptr->data; |
| 924 |
|
| 925 |
if (!IsConfDatabase(conf)) |
| 926 |
continue; |
| 927 |
|
| 928 |
SAFE_WRITE(write_string(conf->name, f), RESVPATH); |
| 929 |
SAFE_WRITE(write_string(conf->reason, f), RESVPATH); |
| 930 |
SAFE_WRITE(write_uint64(conf->setat, f), RESVPATH); |
| 931 |
SAFE_WRITE(write_uint64(conf->until, f), RESVPATH); |
| 932 |
} |
| 933 |
|
| 934 |
close_db(f); |
| 935 |
} |
| 936 |
|
| 937 |
void |
| 938 |
load_resv_database(void) |
| 939 |
{ |
| 940 |
uint32_t i = 0; |
| 941 |
uint32_t records = 0; |
| 942 |
uint64_t tmp64_hold = 0, tmp64_setat = 0; |
| 943 |
struct dbFILE *f = NULL; |
| 944 |
char *name = NULL; |
| 945 |
char *reason = NULL; |
| 946 |
struct MaskItem *conf = NULL; |
| 947 |
|
| 948 |
if (!(f = open_db("resv", RESVPATH, "r", KLINE_DB_VERSION))) |
| 949 |
return; |
| 950 |
|
| 951 |
if (get_file_version(f) < 1) |
| 952 |
{ |
| 953 |
close_db(f); |
| 954 |
return; |
| 955 |
} |
| 956 |
|
| 957 |
read_uint32(&records, f); |
| 958 |
|
| 959 |
for (i = 0; i < records; ++i) |
| 960 |
{ |
| 961 |
SAFE_READ(read_string(&name, f)); |
| 962 |
SAFE_READ(read_string(&reason, f)); |
| 963 |
SAFE_READ(read_uint64(&tmp64_setat, f)); |
| 964 |
SAFE_READ(read_uint64(&tmp64_hold, f)); |
| 965 |
|
| 966 |
if (IsChanPrefix(*name)) |
| 967 |
{ |
| 968 |
if ((conf = create_channel_resv(name, reason, 0)) == NULL) |
| 969 |
continue; |
| 970 |
|
| 971 |
conf->setat = tmp64_setat; |
| 972 |
conf->until = tmp64_hold; |
| 973 |
SetConfDatabase(conf); |
| 974 |
} |
| 975 |
else |
| 976 |
{ |
| 977 |
if ((conf = create_nick_resv(name, reason, 0)) == NULL) |
| 978 |
continue; |
| 979 |
|
| 980 |
conf->setat = tmp64_setat; |
| 981 |
conf->until = tmp64_hold; |
| 982 |
SetConfDatabase(conf); |
| 983 |
} |
| 984 |
|
| 985 |
MyFree(name); |
| 986 |
MyFree(reason); |
| 987 |
} |
| 988 |
|
| 989 |
close_db(f); |
| 990 |
} |
| 991 |
|
| 992 |
void |
| 993 |
save_xline_database(void) |
| 994 |
{ |
| 995 |
uint32_t records = 0; |
| 996 |
struct dbFILE *f = NULL; |
| 997 |
dlink_node *ptr = NULL; |
| 998 |
struct MaskItem *conf = NULL; |
| 999 |
|
| 1000 |
if (!(f = open_db("xline", XPATH, "w", KLINE_DB_VERSION))) |
| 1001 |
return; |
| 1002 |
|
| 1003 |
DLINK_FOREACH(ptr, xconf_items.head) |
| 1004 |
{ |
| 1005 |
conf = ptr->data; |
| 1006 |
|
| 1007 |
if (IsConfDatabase(conf)) |
| 1008 |
++records; |
| 1009 |
} |
| 1010 |
|
| 1011 |
SAFE_WRITE(write_uint32(records, f), XPATH); |
| 1012 |
|
| 1013 |
DLINK_FOREACH(ptr, xconf_items.head) |
| 1014 |
{ |
| 1015 |
conf = ptr->data; |
| 1016 |
|
| 1017 |
if (!IsConfDatabase(conf)) |
| 1018 |
continue; |
| 1019 |
|
| 1020 |
SAFE_WRITE(write_string(conf->name, f), XPATH); |
| 1021 |
SAFE_WRITE(write_string(conf->reason, f), XPATH); |
| 1022 |
SAFE_WRITE(write_uint64(conf->setat, f), XPATH); |
| 1023 |
SAFE_WRITE(write_uint64(conf->until, f), XPATH); |
| 1024 |
} |
| 1025 |
|
| 1026 |
close_db(f); |
| 1027 |
} |
| 1028 |
|
| 1029 |
void |
| 1030 |
load_xline_database(void) |
| 1031 |
{ |
| 1032 |
uint32_t i = 0; |
| 1033 |
uint32_t records = 0; |
| 1034 |
uint64_t tmp64_hold = 0, tmp64_setat = 0; |
| 1035 |
struct dbFILE *f = NULL; |
| 1036 |
char *name = NULL; |
| 1037 |
char *reason = NULL; |
| 1038 |
struct MaskItem *conf = NULL; |
| 1039 |
|
| 1040 |
if (!(f = open_db("xline", XPATH, "r", KLINE_DB_VERSION))) |
| 1041 |
return; |
| 1042 |
|
| 1043 |
if (get_file_version(f) < 1) |
| 1044 |
{ |
| 1045 |
close_db(f); |
| 1046 |
return; |
| 1047 |
} |
| 1048 |
|
| 1049 |
read_uint32(&records, f); |
| 1050 |
|
| 1051 |
for (i = 0; i < records; ++i) |
| 1052 |
{ |
| 1053 |
SAFE_READ(read_string(&name, f)); |
| 1054 |
SAFE_READ(read_string(&reason, f)); |
| 1055 |
SAFE_READ(read_uint64(&tmp64_setat, f)); |
| 1056 |
SAFE_READ(read_uint64(&tmp64_hold, f)); |
| 1057 |
|
| 1058 |
conf = conf_make(CONF_XLINE); |
| 1059 |
|
| 1060 |
SetConfDatabase(conf); |
| 1061 |
|
| 1062 |
conf->name = name; |
| 1063 |
conf->reason = reason; |
| 1064 |
conf->setat = tmp64_setat; |
| 1065 |
conf->until = tmp64_hold; |
| 1066 |
} |
| 1067 |
|
| 1068 |
close_db(f); |
| 1069 |
} |
| 1070 |
|
| 1071 |
void |
| 1072 |
save_all_databases(void *unused) |
| 1073 |
{ |
| 1074 |
save_kline_database(); |
| 1075 |
save_dline_database(); |
| 1076 |
save_gline_database(); |
| 1077 |
save_xline_database(); |
| 1078 |
save_resv_database(); |
| 1079 |
} |
