| 14 |
* * |
* * |
| 15 |
***************************************************************************/ |
***************************************************************************/ |
| 16 |
|
|
|
#include "section_list_loader.h" |
|
| 17 |
#include "article_cache.h" |
#include "article_cache.h" |
| 18 |
#include "log.h" |
#include "bbs.h" |
| 19 |
#include "database.h" |
#include "database.h" |
| 20 |
|
#include "log.h" |
| 21 |
#include "menu.h" |
#include "menu.h" |
| 22 |
#include <stdio.h> |
#include "section_list_loader.h" |
|
#include <string.h> |
|
| 23 |
#include <errno.h> |
#include <errno.h> |
| 24 |
#include <signal.h> |
#include <signal.h> |
| 25 |
|
#include <stdio.h> |
| 26 |
#include <stdlib.h> |
#include <stdlib.h> |
|
#include <strings.h> |
|
|
#include <unistd.h> |
|
|
|
|
|
#define _POSIX_C_SOURCE 200809L |
|
| 27 |
#include <string.h> |
#include <string.h> |
| 28 |
|
#include <unistd.h> |
|
#define SECTION_LIST_LOAD_INTERVAL 10 // second |
|
| 29 |
|
|
| 30 |
int section_list_loader_pid; |
int section_list_loader_pid; |
| 31 |
int last_article_op_log_mid; |
int last_article_op_log_mid; |
| 32 |
|
|
| 33 |
int load_section_config_from_db(void) |
int load_section_config_from_db(int reload) |
| 34 |
{ |
{ |
| 35 |
MYSQL *db; |
MYSQL *db = NULL; |
| 36 |
MYSQL_RES *rs, *rs2; |
MYSQL_RES *rs = NULL, *rs2 = NULL; |
| 37 |
MYSQL_ROW row, row2; |
MYSQL_ROW row, row2; |
| 38 |
char sql[SQL_BUFFER_LEN]; |
char sql[SQL_BUFFER_LEN]; |
| 39 |
int32_t sid; |
int32_t sid; |
| 40 |
char master_list[(BBS_username_max_len + 1) * 3 + 1]; |
char master_list[(BBS_username_max_len + 1) * 3 + 1]; |
| 41 |
SECTION_LIST *p_section; |
SECTION_LIST *p_section; |
| 42 |
int ret; |
char ex_menu_conf[FILE_PATH_LEN]; |
| 43 |
|
MENU_SET ex_menu_set_new; |
| 44 |
|
int ret = 0; |
| 45 |
|
|
| 46 |
db = db_open(); |
db = db_open(); |
| 47 |
if (db == NULL) |
if (db == NULL) |
| 48 |
{ |
{ |
| 49 |
log_error("db_open() error: %s\n", mysql_error(db)); |
log_error("db_open() error: %s\n", mysql_error(db)); |
| 50 |
return -2; |
ret = -1; |
| 51 |
|
goto cleanup; |
| 52 |
} |
} |
| 53 |
|
|
| 54 |
snprintf(sql, sizeof(sql), |
snprintf(sql, sizeof(sql), |
| 55 |
"SELECT section_config.SID, sname, section_config.title, section_config.CID, " |
"SELECT section_config.SID, sname, section_config.title, section_config.CID, " |
| 56 |
"read_user_level, write_user_level, section_config.enable * section_class.enable AS enable " |
"read_user_level, write_user_level, section_config.enable * section_class.enable AS enable, " |
| 57 |
|
"UNIX_TIMESTAMP(ex_menu_tm) AS ex_menu_tm " |
| 58 |
"FROM section_config INNER JOIN section_class ON section_config.CID = section_class.CID " |
"FROM section_config INNER JOIN section_class ON section_config.CID = section_class.CID " |
| 59 |
"ORDER BY section_config.SID"); |
"ORDER BY section_config.SID"); |
| 60 |
|
|
| 61 |
if (mysql_query(db, sql) != 0) |
if (mysql_query(db, sql) != 0) |
| 62 |
{ |
{ |
| 63 |
log_error("Query section_list error: %s\n", mysql_error(db)); |
log_error("Query section_list error: %s\n", mysql_error(db)); |
| 64 |
return -3; |
ret = -2; |
| 65 |
|
goto cleanup; |
| 66 |
} |
} |
| 67 |
if ((rs = mysql_store_result(db)) == NULL) |
if ((rs = mysql_store_result(db)) == NULL) |
| 68 |
{ |
{ |
| 69 |
log_error("Get section_list data failed\n"); |
log_error("Get section_list data failed\n"); |
| 70 |
return -3; |
ret = -2; |
| 71 |
|
goto cleanup; |
| 72 |
} |
} |
| 73 |
|
|
| 74 |
ret = 0; |
ret = 0; |
| 104 |
strncat(master_list, " ", sizeof(master_list) - 1 - strnlen(master_list, sizeof(master_list))); |
strncat(master_list, " ", sizeof(master_list) - 1 - strnlen(master_list, sizeof(master_list))); |
| 105 |
} |
} |
| 106 |
mysql_free_result(rs2); |
mysql_free_result(rs2); |
| 107 |
|
rs2 = NULL; |
| 108 |
|
|
| 109 |
p_section = section_list_find_by_sid(sid); |
p_section = section_list_find_by_sid(sid); |
| 110 |
|
|
| 136 |
|
|
| 137 |
strncpy(p_section->sname, row[1], sizeof(p_section->sname) - 1); |
strncpy(p_section->sname, row[1], sizeof(p_section->sname) - 1); |
| 138 |
p_section->sname[sizeof(p_section->sname) - 1] = '\0'; |
p_section->sname[sizeof(p_section->sname) - 1] = '\0'; |
| 139 |
strncpy(p_section->stitle, row[1], sizeof(p_section->stitle) - 1); |
strncpy(p_section->stitle, row[2], sizeof(p_section->stitle) - 1); |
| 140 |
p_section->stitle[sizeof(p_section->stitle) - 1] = '\0'; |
p_section->stitle[sizeof(p_section->stitle) - 1] = '\0'; |
| 141 |
strncpy(p_section->master_list, master_list, sizeof(p_section->master_list) - 1); |
strncpy(p_section->master_list, master_list, sizeof(p_section->master_list) - 1); |
| 142 |
p_section->master_list[sizeof(p_section->master_list) - 1] = '\0'; |
p_section->master_list[sizeof(p_section->master_list) - 1] = '\0'; |
| 147 |
p_section->write_user_level = atoi(row[5]); |
p_section->write_user_level = atoi(row[5]); |
| 148 |
p_section->enable = (int8_t)atoi(row[6]); |
p_section->enable = (int8_t)atoi(row[6]); |
| 149 |
|
|
| 150 |
|
// Update gen_ex menu set |
| 151 |
|
if (reload && p_section->enable && atoi(row[7]) > p_section->ex_menu_tm) |
| 152 |
|
{ |
| 153 |
|
snprintf(ex_menu_conf, sizeof(ex_menu_conf), "%s/%d", VAR_GEN_EX_MENU_DIR, p_section->sid); |
| 154 |
|
|
| 155 |
|
// acquire rw lock of all sections to avoid conflict with menu reload in main process |
| 156 |
|
ret = section_list_rw_lock(NULL); |
| 157 |
|
if (ret < 0) |
| 158 |
|
{ |
| 159 |
|
log_error("section_list_rw_lock(NULL) error\n"); |
| 160 |
|
} |
| 161 |
|
else |
| 162 |
|
{ |
| 163 |
|
ret = load_menu(&ex_menu_set_new, ex_menu_conf); |
| 164 |
|
if (ret < 0) |
| 165 |
|
{ |
| 166 |
|
unload_menu(&ex_menu_set_new); |
| 167 |
|
log_error("load_menu(%s) error: %d\n", ex_menu_conf, ret); |
| 168 |
|
} |
| 169 |
|
else |
| 170 |
|
{ |
| 171 |
|
if (p_section->ex_menu_tm > 0) |
| 172 |
|
{ |
| 173 |
|
unload_menu(&(p_section->ex_menu_set)); |
| 174 |
|
} |
| 175 |
|
|
| 176 |
|
ex_menu_set_new.allow_exit = 1; // Allow exit menu |
| 177 |
|
memcpy(&(p_section->ex_menu_set), &ex_menu_set_new, sizeof(ex_menu_set_new)); |
| 178 |
|
|
| 179 |
|
p_section->ex_menu_tm = atol(row[7]); |
| 180 |
|
#ifdef _DEBUG |
| 181 |
|
log_common("Loaded gen_ex_menu of section %d [%s]\n", p_section->sid, p_section->sname); |
| 182 |
|
#endif |
| 183 |
|
} |
| 184 |
|
|
| 185 |
|
// release rw lock of all sections |
| 186 |
|
ret = section_list_rw_unlock(NULL); |
| 187 |
|
if (ret < 0) |
| 188 |
|
{ |
| 189 |
|
log_error("section_list_rw_unlock(NULL) error\n"); |
| 190 |
|
} |
| 191 |
|
} |
| 192 |
|
} |
| 193 |
|
|
| 194 |
// release rw lock |
// release rw lock |
| 195 |
ret = section_list_rw_unlock(p_section); |
ret = section_list_rw_unlock(p_section); |
| 196 |
if (ret < 0) |
if (ret < 0) |
| 198 |
break; |
break; |
| 199 |
} |
} |
| 200 |
} |
} |
|
mysql_free_result(rs); |
|
| 201 |
|
|
| 202 |
|
cleanup: |
| 203 |
|
mysql_free_result(rs2); |
| 204 |
|
mysql_free_result(rs); |
| 205 |
mysql_close(db); |
mysql_close(db); |
| 206 |
|
|
| 207 |
return ret; |
return ret; |
| 209 |
|
|
| 210 |
int append_articles_from_db(int32_t start_aid, int global_lock, int article_count_limit) |
int append_articles_from_db(int32_t start_aid, int global_lock, int article_count_limit) |
| 211 |
{ |
{ |
| 212 |
MYSQL *db; |
MYSQL *db = NULL; |
| 213 |
MYSQL_RES *rs; |
MYSQL_RES *rs = NULL; |
| 214 |
MYSQL_ROW row; |
MYSQL_ROW row; |
| 215 |
char sql[SQL_BUFFER_LEN]; |
char sql[SQL_BUFFER_LEN]; |
| 216 |
ARTICLE article; |
ARTICLE article; |
| 217 |
ARTICLE *p_topic; |
ARTICLE *p_topic; |
| 218 |
SECTION_LIST *p_section = NULL; |
SECTION_LIST *p_section = NULL; |
| 219 |
int32_t last_sid = 0; |
int32_t last_sid = 0; |
| 220 |
|
char sub_ip[IP_ADDR_LEN]; |
| 221 |
int article_count = 0; |
int article_count = 0; |
| 222 |
int ret = 0; |
int ret = 0; |
| 223 |
int i; |
int i; |
| 226 |
if (db == NULL) |
if (db == NULL) |
| 227 |
{ |
{ |
| 228 |
log_error("db_open() error: %s\n", mysql_error(db)); |
log_error("db_open() error: %s\n", mysql_error(db)); |
| 229 |
return -2; |
ret = -1; |
| 230 |
|
goto cleanup; |
| 231 |
} |
} |
| 232 |
|
|
| 233 |
snprintf(sql, sizeof(sql), |
snprintf(sql, sizeof(sql), |
| 234 |
"SELECT bbs.AID, TID, SID, bbs.CID, UID, visible, excerption, ontop, `lock`, " |
"SELECT bbs.AID, TID, SID, bbs.CID, UID, visible, excerption, ontop, `lock`, " |
| 235 |
"transship, username, nickname, title, UNIX_TIMESTAMP(sub_dt) AS sub_dt, " |
"transship, username, nickname, title, UNIX_TIMESTAMP(sub_dt) AS sub_dt, " |
| 236 |
"bbs_content.content " |
"sub_ip, bbs_content.content " |
| 237 |
"FROM bbs INNER JOIN bbs_content ON bbs.CID = bbs_content.CID " |
"FROM bbs INNER JOIN bbs_content ON bbs.CID = bbs_content.CID " |
| 238 |
"WHERE bbs.AID >= %d ORDER BY bbs.AID LIMIT %d", |
"WHERE bbs.AID >= %d ORDER BY bbs.AID LIMIT %d", |
| 239 |
start_aid, article_count_limit); |
start_aid, article_count_limit); |
| 241 |
if (mysql_query(db, sql) != 0) |
if (mysql_query(db, sql) != 0) |
| 242 |
{ |
{ |
| 243 |
log_error("Query article list error: %s\n", mysql_error(db)); |
log_error("Query article list error: %s\n", mysql_error(db)); |
| 244 |
return -3; |
ret = -2; |
| 245 |
|
goto cleanup; |
| 246 |
} |
} |
| 247 |
if ((rs = mysql_use_result(db)) == NULL) |
if ((rs = mysql_use_result(db)) == NULL) |
| 248 |
{ |
{ |
| 249 |
log_error("Get article list data failed\n"); |
log_error("Get article list data failed\n"); |
| 250 |
return -3; |
ret = -2; |
| 251 |
|
goto cleanup; |
| 252 |
} |
} |
| 253 |
|
|
| 254 |
// acquire global lock |
// acquire global lock |
| 255 |
if (global_lock) |
if (global_lock && (ret = section_list_rw_lock(NULL)) < 0) |
| 256 |
{ |
{ |
| 257 |
if ((ret = section_list_rw_lock(NULL)) < 0) |
log_error("section_list_rw_lock(sid = 0) error\n"); |
| 258 |
{ |
goto cleanup; |
|
log_error("section_list_rw_lock(sid = 0) error\n"); |
|
|
goto cleanup; |
|
|
} |
|
| 259 |
} |
} |
| 260 |
|
|
| 261 |
while ((row = mysql_fetch_row(rs))) |
while ((row = mysql_fetch_row(rs))) |
| 262 |
{ |
{ |
| 263 |
bzero(&article, sizeof(ARTICLE)); |
memset(&article, 0, sizeof(ARTICLE)); |
| 264 |
|
|
| 265 |
// copy data of article |
// copy data of article |
| 266 |
i = 0; |
i = 0; |
| 285 |
|
|
| 286 |
article.sub_dt = atol(row[i++]); |
article.sub_dt = atol(row[i++]); |
| 287 |
|
|
| 288 |
|
strncpy(sub_ip, row[i++], sizeof(sub_ip) - 1); |
| 289 |
|
sub_ip[sizeof(sub_ip) - 1] = '\0'; |
| 290 |
|
ip_mask(sub_ip, 1, '*'); |
| 291 |
|
|
| 292 |
// release lock of last section if different from current one |
// release lock of last section if different from current one |
| 293 |
if (!global_lock && article.sid != last_sid && last_sid != 0) |
if (!global_lock && article.sid != last_sid && last_sid != 0) |
| 294 |
{ |
{ |
| 341 |
|
|
| 342 |
article_count++; |
article_count++; |
| 343 |
|
|
| 344 |
if (article_cache_generate(VAR_ARTICLE_CACHE_DIR, &article, p_section, row[i++], 0) < 0) |
if (article_cache_generate(VAR_ARTICLE_CACHE_DIR, &article, p_section, row[i++], sub_ip, 0) < 0) |
| 345 |
{ |
{ |
| 346 |
log_error("article_cache_generate(aid=%d, cid=%d) error\n", article.aid, article.cid); |
log_error("article_cache_generate(aid=%d, cid=%d) error\n", article.aid, article.cid); |
| 347 |
ret = -4; |
ret = -4; |
| 359 |
} |
} |
| 360 |
|
|
| 361 |
// release global lock |
// release global lock |
| 362 |
if (global_lock) |
if (global_lock && (ret = section_list_rw_unlock(NULL)) < 0) |
| 363 |
{ |
{ |
| 364 |
if ((ret = section_list_rw_unlock(NULL)) < 0) |
log_error("section_list_rw_unlock(sid=0) error\n"); |
|
{ |
|
|
log_error("section_list_rw_unlock(sid=0) error\n"); |
|
|
} |
|
| 365 |
} |
} |
| 366 |
|
|
| 367 |
cleanup: |
cleanup: |
| 368 |
mysql_free_result(rs); |
mysql_free_result(rs); |
|
|
|
| 369 |
mysql_close(db); |
mysql_close(db); |
| 370 |
|
|
| 371 |
|
article_cache_cleanup(); |
| 372 |
|
|
| 373 |
return (ret < 0 ? ret : article_count); |
return (ret < 0 ? ret : article_count); |
| 374 |
} |
} |
| 375 |
|
|
| 376 |
int set_last_article_op_log_from_db(void) |
int set_last_article_op_log_from_db(void) |
| 377 |
{ |
{ |
| 378 |
MYSQL *db; |
MYSQL *db = NULL; |
| 379 |
MYSQL_RES *rs; |
MYSQL_RES *rs = NULL; |
| 380 |
MYSQL_ROW row; |
MYSQL_ROW row; |
| 381 |
char sql[SQL_BUFFER_LEN]; |
char sql[SQL_BUFFER_LEN]; |
| 382 |
|
int ret = 0; |
| 383 |
|
|
| 384 |
db = db_open(); |
db = db_open(); |
| 385 |
if (db == NULL) |
if (db == NULL) |
| 386 |
{ |
{ |
| 387 |
log_error("db_open() error: %s\n", mysql_error(db)); |
log_error("db_open() error: %s\n", mysql_error(db)); |
| 388 |
return -1; |
ret = -1; |
| 389 |
|
goto cleanup; |
| 390 |
} |
} |
| 391 |
|
|
| 392 |
snprintf(sql, sizeof(sql), |
snprintf(sql, sizeof(sql), |
| 395 |
if (mysql_query(db, sql) != 0) |
if (mysql_query(db, sql) != 0) |
| 396 |
{ |
{ |
| 397 |
log_error("Query article op error: %s\n", mysql_error(db)); |
log_error("Query article op error: %s\n", mysql_error(db)); |
| 398 |
return -2; |
ret = -2; |
| 399 |
|
goto cleanup; |
| 400 |
} |
} |
| 401 |
if ((rs = mysql_store_result(db)) == NULL) |
if ((rs = mysql_store_result(db)) == NULL) |
| 402 |
{ |
{ |
| 403 |
log_error("Get article op data failed\n"); |
log_error("Get article op data failed\n"); |
| 404 |
return -2; |
ret = -2; |
| 405 |
|
goto cleanup; |
| 406 |
} |
} |
| 407 |
|
|
| 408 |
if ((row = mysql_fetch_row(rs))) |
if ((row = mysql_fetch_row(rs))) |
| 410 |
last_article_op_log_mid = atoi(row[0]); |
last_article_op_log_mid = atoi(row[0]); |
| 411 |
} |
} |
| 412 |
|
|
| 413 |
|
cleanup: |
| 414 |
mysql_free_result(rs); |
mysql_free_result(rs); |
|
|
|
| 415 |
mysql_close(db); |
mysql_close(db); |
| 416 |
|
|
| 417 |
return last_article_op_log_mid; |
return (ret < 0 ? ret : last_article_op_log_mid); |
| 418 |
} |
} |
| 419 |
|
|
| 420 |
int apply_article_op_log_from_db(int op_count_limit) |
int apply_article_op_log_from_db(int op_count_limit) |
| 421 |
{ |
{ |
| 422 |
MYSQL *db; |
MYSQL *db = NULL; |
| 423 |
MYSQL_RES *rs, *rs2; |
MYSQL_RES *rs = NULL, *rs2 = NULL; |
| 424 |
MYSQL_ROW row, row2; |
MYSQL_ROW row, row2; |
| 425 |
char sql[SQL_BUFFER_LEN]; |
char sql[SQL_BUFFER_LEN]; |
| 426 |
ARTICLE *p_article; |
ARTICLE *p_article; |
| 427 |
SECTION_LIST *p_section = NULL; |
SECTION_LIST *p_section = NULL; |
| 428 |
SECTION_LIST *p_section_dest; |
SECTION_LIST *p_section_dest; |
| 429 |
|
char sub_ip[IP_ADDR_LEN]; |
| 430 |
int32_t last_sid = 0; |
int32_t last_sid = 0; |
| 431 |
int32_t sid_dest; |
int32_t sid_dest; |
| 432 |
int op_count = 0; |
int op_count = 0; |
| 436 |
if (db == NULL) |
if (db == NULL) |
| 437 |
{ |
{ |
| 438 |
log_error("db_open() error: %s\n", mysql_error(db)); |
log_error("db_open() error: %s\n", mysql_error(db)); |
| 439 |
return -3; |
ret = -1; |
| 440 |
|
goto cleanup; |
| 441 |
} |
} |
| 442 |
|
|
| 443 |
snprintf(sql, sizeof(sql), |
snprintf(sql, sizeof(sql), |
| 449 |
if (mysql_query(db, sql) != 0) |
if (mysql_query(db, sql) != 0) |
| 450 |
{ |
{ |
| 451 |
log_error("Query article log error: %s\n", mysql_error(db)); |
log_error("Query article log error: %s\n", mysql_error(db)); |
| 452 |
return -3; |
ret = -2; |
| 453 |
|
goto cleanup; |
| 454 |
} |
} |
| 455 |
if ((rs = mysql_store_result(db)) == NULL) |
if ((rs = mysql_store_result(db)) == NULL) |
| 456 |
{ |
{ |
| 457 |
log_error("Get article log data failed\n"); |
log_error("Get article log data failed\n"); |
| 458 |
return -3; |
ret = -2; |
| 459 |
|
goto cleanup; |
| 460 |
} |
} |
| 461 |
|
|
| 462 |
while ((row = mysql_fetch_row(rs))) |
while ((row = mysql_fetch_row(rs))) |
| 504 |
break; |
break; |
| 505 |
case 'D': // Delete article |
case 'D': // Delete article |
| 506 |
case 'X': // Delete article by Admin |
case 'X': // Delete article by Admin |
| 507 |
p_article->visible = 0; |
if (section_list_set_article_visible(p_section, atoi(row[1]), 0) < 0) |
|
if (p_article->tid == 0) |
|
| 508 |
{ |
{ |
| 509 |
// Set articles in the topic to be invisible |
log_error("section_list_set_article_visible(sid=%d, aid=%d, visible=0) error\n", p_section->sid, atoi(row[1])); |
| 510 |
do |
} |
| 511 |
{ |
if (section_list_calculate_page(p_section, atoi(row[1])) < 0) |
| 512 |
p_article = p_article->p_topic_next; |
{ |
| 513 |
p_article->visible = 0; |
log_error("section_list_calculate_page(aid=%d) error\n", atoi(row[1])); |
|
} while (p_article->tid != 0); |
|
| 514 |
} |
} |
| 515 |
break; |
break; |
| 516 |
case 'S': // Restore article |
case 'S': // Restore article |
| 517 |
p_article->visible = 1; |
if (section_list_set_article_visible(p_section, atoi(row[1]), 1) < 0) |
| 518 |
|
{ |
| 519 |
|
log_error("section_list_set_article_visible(sid=%d, aid=%d, visible=1) error\n", p_section->sid, atoi(row[1])); |
| 520 |
|
} |
| 521 |
|
if (section_list_calculate_page(p_section, atoi(row[1])) < 0) |
| 522 |
|
{ |
| 523 |
|
log_error("section_list_calculate_page(aid=%d) error\n", atoi(row[1])); |
| 524 |
|
} |
| 525 |
break; |
break; |
| 526 |
case 'L': // Lock article |
case 'L': // Lock article |
| 527 |
p_article->lock = 1; |
p_article->lock = 1; |
| 531 |
break; |
break; |
| 532 |
case 'M': // Modify article |
case 'M': // Modify article |
| 533 |
snprintf(sql, sizeof(sql), |
snprintf(sql, sizeof(sql), |
| 534 |
"SELECT bbs.CID, bbs_content.content " |
"SELECT bbs.CID, sub_ip, bbs_content.content " |
| 535 |
"FROM bbs INNER JOIN bbs_content ON bbs.CID = bbs_content.CID " |
"FROM bbs INNER JOIN bbs_content ON bbs.CID = bbs_content.CID " |
| 536 |
"WHERE bbs.AID = %d", |
"WHERE bbs.AID = %d", |
| 537 |
p_article->aid); |
p_article->aid); |
| 552 |
{ |
{ |
| 553 |
p_article->cid = atoi(row2[0]); |
p_article->cid = atoi(row2[0]); |
| 554 |
|
|
| 555 |
if (article_cache_generate(VAR_ARTICLE_CACHE_DIR, p_article, p_section, row2[1], 0) < 0) |
strncpy(sub_ip, row2[1], sizeof(sub_ip) - 1); |
| 556 |
|
sub_ip[sizeof(sub_ip) - 1] = '\0'; |
| 557 |
|
ip_mask(sub_ip, 1, '*'); |
| 558 |
|
|
| 559 |
|
if (article_cache_generate(VAR_ARTICLE_CACHE_DIR, p_article, p_section, row2[2], sub_ip, 0) < 0) |
| 560 |
{ |
{ |
| 561 |
log_error("article_cache_generate(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid); |
log_error("article_cache_generate(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid); |
| 562 |
ret = -4; |
ret = -4; |
| 568 |
ret = -4; |
ret = -4; |
| 569 |
} |
} |
| 570 |
mysql_free_result(rs2); |
mysql_free_result(rs2); |
| 571 |
|
rs2 = NULL; |
| 572 |
|
|
| 573 |
|
p_article->excerption = 0; // Set excerption = 0 implicitly in case of rare condition |
| 574 |
break; |
break; |
| 575 |
case 'T': // Move article |
case 'T': // Move article |
| 576 |
snprintf(sql, sizeof(sql), |
snprintf(sql, sizeof(sql), |
| 599 |
ret = -4; |
ret = -4; |
| 600 |
} |
} |
| 601 |
mysql_free_result(rs2); |
mysql_free_result(rs2); |
| 602 |
|
rs2 = NULL; |
| 603 |
|
|
| 604 |
if (sid_dest > 0 && sid_dest != p_article->sid) |
if (sid_dest > 0 && sid_dest != p_article->sid) |
| 605 |
{ |
{ |
| 636 |
p_article->excerption = 0; |
p_article->excerption = 0; |
| 637 |
break; |
break; |
| 638 |
case 'F': // Set article on top |
case 'F': // Set article on top |
|
p_article->ontop = 1; |
|
|
break; |
|
| 639 |
case 'V': // Unset article on top |
case 'V': // Unset article on top |
| 640 |
p_article->ontop = 0; |
p_article->ontop = (row[2][0] == 'F' ? 1 : 0); |
| 641 |
|
if (section_list_update_article_ontop(p_section, p_article) < 0) |
| 642 |
|
{ |
| 643 |
|
log_error("section_list_update_article_ontop(sid=%d, aid=%d) error\n", |
| 644 |
|
p_section->sid, p_article->aid); |
| 645 |
|
} |
| 646 |
break; |
break; |
| 647 |
case 'Z': // Set article as trnasship |
case 'Z': // Set article as trnasship |
| 648 |
p_article->transship = 1; |
p_article->transship = 1; |
| 672 |
} |
} |
| 673 |
} |
} |
| 674 |
|
|
| 675 |
|
cleanup: |
| 676 |
|
mysql_free_result(rs2); |
| 677 |
mysql_free_result(rs); |
mysql_free_result(rs); |
|
|
|
| 678 |
mysql_close(db); |
mysql_close(db); |
| 679 |
|
|
| 680 |
return (ret < 0 ? ret : op_count); |
return (ret < 0 ? ret : op_count); |
| 682 |
|
|
| 683 |
int section_list_loader_launch(void) |
int section_list_loader_launch(void) |
| 684 |
{ |
{ |
| 685 |
|
struct sigaction act = {0}; |
| 686 |
int pid; |
int pid; |
| 687 |
int ret; |
int ret; |
| 688 |
int32_t last_aid; |
int32_t last_aid; |
| 703 |
{ |
{ |
| 704 |
SYS_child_process_count++; |
SYS_child_process_count++; |
| 705 |
section_list_loader_pid = pid; |
section_list_loader_pid = pid; |
| 706 |
log_std("Section list loader process (%d) start\n", pid); |
log_common("Section list loader process (pid = %d) start\n", pid); |
| 707 |
return 0; |
return 0; |
| 708 |
} |
} |
| 709 |
else if (pid < 0) // Error |
else if (pid < 0) // Error |
| 716 |
SYS_child_process_count = 0; |
SYS_child_process_count = 0; |
| 717 |
|
|
| 718 |
// Detach menu in shared memory |
// Detach menu in shared memory |
| 719 |
detach_menu_shm(p_bbs_menu); |
detach_menu_shm(&bbs_menu); |
| 720 |
free(p_bbs_menu); |
|
| 721 |
p_bbs_menu = NULL; |
// Set signal handler |
| 722 |
|
act.sa_handler = SIG_DFL; |
| 723 |
|
if (sigaction(SIGCHLD, &act, NULL) == -1) |
| 724 |
|
{ |
| 725 |
|
log_error("set signal action of SIGCHLD error: %d\n", errno); |
| 726 |
|
} |
| 727 |
|
|
| 728 |
|
// Force reload to load gen_ex_menu |
| 729 |
|
SYS_section_list_reload = 1; |
| 730 |
|
|
| 731 |
// Do section data loader periodically |
// Do section data loader periodically |
| 732 |
while (!SYS_server_exit) |
while (!SYS_server_exit) |
| 736 |
SYS_section_list_reload = 0; |
SYS_section_list_reload = 0; |
| 737 |
|
|
| 738 |
// Load section config |
// Load section config |
| 739 |
if (load_section_config_from_db() < 0) |
if (load_section_config_from_db(1) < 0) |
| 740 |
{ |
{ |
| 741 |
log_error("load_section_config_from_db() error\n"); |
log_error("load_section_config_from_db() error\n"); |
| 742 |
} |
} |
| 743 |
else |
else |
| 744 |
{ |
{ |
| 745 |
log_error("Reload section config successfully\n"); |
log_common("Reload section config successfully\n"); |
| 746 |
} |
} |
| 747 |
} |
} |
| 748 |
|
|
| 767 |
load_count = article_block_article_count() - article_count; |
load_count = article_block_article_count() - article_count; |
| 768 |
if (load_count > 0) |
if (load_count > 0) |
| 769 |
{ |
{ |
| 770 |
log_std("Incrementally load %d articles, last_aid = %d\n", load_count, article_block_last_aid()); |
log_common("Incrementally load %d articles, last_aid = %d\n", load_count, article_block_last_aid()); |
| 771 |
} |
} |
| 772 |
|
|
| 773 |
if (SYS_section_list_reload) |
if (SYS_section_list_reload) |
| 793 |
|
|
| 794 |
if (last_article_op_log_mid > last_mid) |
if (last_article_op_log_mid > last_mid) |
| 795 |
{ |
{ |
| 796 |
log_std("Proceeded %d article logs, last_mid = %d\n", last_article_op_log_mid - last_mid, last_article_op_log_mid); |
log_common("Proceeded %d article logs, last_mid = %d\n", last_article_op_log_mid - last_mid, last_article_op_log_mid); |
| 797 |
} |
} |
| 798 |
|
|
| 799 |
if (SYS_section_list_reload) |
if (SYS_section_list_reload) |
| 801 |
continue; |
continue; |
| 802 |
} |
} |
| 803 |
|
|
| 804 |
for (i = 0; i < SECTION_LIST_LOAD_INTERVAL && !SYS_server_exit && !SYS_section_list_reload; i++) |
for (i = 0; i < BBS_section_list_load_interval && !SYS_server_exit && !SYS_section_list_reload; i++) |
| 805 |
{ |
{ |
| 806 |
sleep(1); |
sleep(1); |
| 807 |
} |
} |
| 809 |
|
|
| 810 |
// Child process exit |
// Child process exit |
| 811 |
|
|
| 812 |
|
article_cache_cleanup(); |
| 813 |
|
|
| 814 |
|
// gen_ex_menu cleanup |
| 815 |
|
section_list_ex_menu_set_cleanup(); |
| 816 |
|
|
| 817 |
// Detach data pools shm |
// Detach data pools shm |
| 818 |
detach_section_list_shm(); |
detach_section_list_shm(); |
| 819 |
detach_article_block_shm(); |
detach_article_block_shm(); |
| 820 |
detach_trie_dict_shm(); |
detach_trie_dict_shm(); |
| 821 |
|
|
| 822 |
log_std("Section list loader process exit normally\n"); |
log_common("Section list loader process exit normally\n"); |
| 823 |
log_end(); |
log_end(); |
| 824 |
|
|
| 825 |
section_list_loader_pid = 0; |
section_list_loader_pid = 0; |
| 846 |
return 0; |
return 0; |
| 847 |
} |
} |
| 848 |
|
|
| 849 |
int query_section_articles(SECTION_LIST *p_section, int page_id, ARTICLE *p_articles[], int *p_article_count, int *p_page_count) |
int query_section_articles(SECTION_LIST *p_section, int page_id, ARTICLE *p_articles[], |
| 850 |
|
int *p_article_count, int *p_page_count, int *p_ontop_start_offset) |
| 851 |
{ |
{ |
| 852 |
ARTICLE *p_article; |
ARTICLE *p_article; |
| 853 |
ARTICLE *p_next_page_first_article; |
ARTICLE *p_next_page_first_article; |
| 854 |
int ret = 0; |
int ret = 0; |
| 855 |
|
int i; |
| 856 |
|
|
| 857 |
if (p_section == NULL || p_articles == NULL || p_article_count == NULL || p_page_count == NULL) |
if (p_section == NULL || p_articles == NULL || p_article_count == NULL || p_page_count == NULL || p_ontop_start_offset == NULL) |
| 858 |
{ |
{ |
| 859 |
log_error("query_section_articles() NULL pointer error\n"); |
log_error("NULL pointer error\n"); |
| 860 |
return -1; |
return -1; |
| 861 |
} |
} |
| 862 |
|
|
| 867 |
return -2; |
return -2; |
| 868 |
} |
} |
| 869 |
|
|
| 870 |
*p_page_count = p_section->page_count; |
*p_page_count = section_list_page_count_with_ontop(p_section); |
| 871 |
|
*p_article_count = 0; |
| 872 |
|
*p_ontop_start_offset = BBS_article_limit_per_page; |
| 873 |
|
|
| 874 |
if (p_section->visible_article_count == 0) |
if (p_section->visible_article_count == 0) |
| 875 |
{ |
{ |
| 876 |
*p_article_count = 0; |
// empty section |
| 877 |
} |
} |
| 878 |
else if (page_id < 0 || page_id >= p_section->page_count) |
else if (page_id < 0 || page_id >= *p_page_count) |
| 879 |
{ |
{ |
| 880 |
log_error("Invalid page_id=%d, not in range [0, %d)\n", page_id, p_section->page_count); |
log_error("Invalid page_id=%d, not in range [0, %d)\n", page_id, *p_page_count); |
| 881 |
ret = -3; |
ret = -3; |
| 882 |
} |
} |
| 883 |
else |
else |
| 884 |
{ |
{ |
| 885 |
ret = page_id; |
ret = page_id; |
|
p_article = p_section->p_page_first_article[page_id]; |
|
|
p_next_page_first_article = |
|
|
(page_id == p_section->page_count - 1 ? p_section->p_article_head : p_section->p_page_first_article[page_id + 1]); |
|
|
*p_article_count = 0; |
|
| 886 |
|
|
| 887 |
do |
if (page_id <= p_section->page_count - 1) |
| 888 |
|
{ |
| 889 |
|
p_article = p_section->p_page_first_article[page_id]; |
| 890 |
|
p_next_page_first_article = |
| 891 |
|
(page_id == p_section->page_count - 1 ? p_section->p_article_head : p_section->p_page_first_article[page_id + 1]); |
| 892 |
|
|
| 893 |
|
do |
| 894 |
|
{ |
| 895 |
|
if (p_article->visible) |
| 896 |
|
{ |
| 897 |
|
p_articles[*p_article_count] = p_article; |
| 898 |
|
(*p_article_count)++; |
| 899 |
|
} |
| 900 |
|
p_article = p_article->p_next; |
| 901 |
|
} while (p_article != p_next_page_first_article && (*p_article_count) <= BBS_article_limit_per_page); |
| 902 |
|
|
| 903 |
|
if (*p_article_count != (page_id < p_section->page_count - 1 ? BBS_article_limit_per_page : p_section->last_page_visible_article_count)) |
| 904 |
|
{ |
| 905 |
|
log_error("Inconsistent visible article count %d detected in section %d page %d\n", *p_article_count, p_section->sid, page_id); |
| 906 |
|
} |
| 907 |
|
} |
| 908 |
|
|
| 909 |
|
*p_ontop_start_offset = *p_article_count; |
| 910 |
|
|
| 911 |
|
// Append ontop articles |
| 912 |
|
if (page_id >= p_section->page_count - 1) |
| 913 |
|
{ |
| 914 |
|
i = (page_id == p_section->page_count - 1 |
| 915 |
|
? 0 |
| 916 |
|
: (page_id - p_section->page_count + 1) * BBS_article_limit_per_page - p_section->last_page_visible_article_count); |
| 917 |
|
while (*p_article_count < BBS_article_limit_per_page && i < p_section->ontop_article_count) |
| 918 |
|
{ |
| 919 |
|
p_articles[(*p_article_count)++] = p_section->p_ontop_articles[i++]; |
| 920 |
|
} |
| 921 |
|
} |
| 922 |
|
} |
| 923 |
|
|
| 924 |
|
// release lock of section |
| 925 |
|
if (section_list_rd_unlock(p_section) < 0) |
| 926 |
|
{ |
| 927 |
|
log_error("section_list_rd_unlock(sid = %d) error\n", p_section->sid); |
| 928 |
|
ret = -2; |
| 929 |
|
} |
| 930 |
|
|
| 931 |
|
return ret; |
| 932 |
|
} |
| 933 |
|
|
| 934 |
|
int locate_article_in_section(SECTION_LIST *p_section, const ARTICLE *p_article_cur, int direction, int step, |
| 935 |
|
int *p_page_id, int *p_visible_offset, int *p_article_count) |
| 936 |
|
{ |
| 937 |
|
const ARTICLE *p_article = NULL; |
| 938 |
|
ARTICLE *p_tmp; |
| 939 |
|
int32_t aid = 0; |
| 940 |
|
int page_id = 0; |
| 941 |
|
int offset = 0; |
| 942 |
|
int ret = 0; |
| 943 |
|
int i; |
| 944 |
|
|
| 945 |
|
if (p_section == NULL || p_article_cur == NULL || p_page_id == NULL || p_visible_offset == NULL || p_article_count == NULL) |
| 946 |
|
{ |
| 947 |
|
log_error("NULL pointer error\n"); |
| 948 |
|
return -1; |
| 949 |
|
} |
| 950 |
|
|
| 951 |
|
// acquire lock of section |
| 952 |
|
if ((ret = section_list_rd_lock(p_section)) < 0) |
| 953 |
|
{ |
| 954 |
|
log_error("section_list_rd_lock(sid = %d) error\n", p_section->sid); |
| 955 |
|
return -2; |
| 956 |
|
} |
| 957 |
|
|
| 958 |
|
if (direction == 0) |
| 959 |
|
{ |
| 960 |
|
aid = p_article_cur->aid; |
| 961 |
|
} |
| 962 |
|
else if (direction == 1) |
| 963 |
|
{ |
| 964 |
|
for (p_article = p_article_cur; step > 0 && p_article->p_topic_next->aid > p_article_cur->aid; p_article = p_article->p_topic_next) |
| 965 |
{ |
{ |
| 966 |
if (p_article->visible) |
if (p_article->visible) |
| 967 |
{ |
{ |
| 968 |
p_articles[*p_article_count] = p_article; |
step--; |
|
(*p_article_count)++; |
|
| 969 |
} |
} |
| 970 |
p_article = p_article->p_next; |
} |
|
} while (p_article != p_next_page_first_article && (*p_article_count) <= BBS_article_limit_per_page); |
|
| 971 |
|
|
| 972 |
if (*p_article_count != (page_id < p_section->page_count - 1 ? BBS_article_limit_per_page : p_section->last_page_visible_article_count)) |
aid = (p_article->aid > p_article_cur->aid && p_article->visible ? p_article->aid : 0); |
| 973 |
|
} |
| 974 |
|
else if (direction == -1) |
| 975 |
|
{ |
| 976 |
|
for (p_article = p_article_cur; step > 0 && p_article->p_topic_prior->aid < p_article_cur->aid; p_article = p_article->p_topic_prior) |
| 977 |
{ |
{ |
| 978 |
log_error("Inconsistent visible article count %d detected in section %d page %d\n", *p_article_count, p_section->sid, page_id); |
if (p_article->visible) |
| 979 |
|
{ |
| 980 |
|
step--; |
| 981 |
|
} |
| 982 |
} |
} |
| 983 |
|
|
| 984 |
|
aid = (p_article->aid < p_article_cur->aid && p_article->visible ? p_article->aid : 0); |
| 985 |
|
} |
| 986 |
|
|
| 987 |
|
p_article = NULL; |
| 988 |
|
|
| 989 |
|
if (aid > 0) |
| 990 |
|
{ |
| 991 |
|
p_article = section_list_find_article_with_offset(p_section, aid, &page_id, &offset, &p_tmp); |
| 992 |
|
if (p_article != NULL) |
| 993 |
|
{ |
| 994 |
|
*p_article_count = (page_id == p_section->page_count - 1 ? p_section->last_page_visible_article_count : BBS_article_limit_per_page); |
| 995 |
|
|
| 996 |
|
p_article = p_section->p_page_first_article[page_id]; |
| 997 |
|
for (i = 0; i < *p_article_count && p_article != NULL;) |
| 998 |
|
{ |
| 999 |
|
if (p_article->visible) |
| 1000 |
|
{ |
| 1001 |
|
if (p_article->aid == aid) |
| 1002 |
|
{ |
| 1003 |
|
*p_page_id = page_id; |
| 1004 |
|
*p_visible_offset = i; |
| 1005 |
|
break; |
| 1006 |
|
} |
| 1007 |
|
i++; |
| 1008 |
|
if (i >= *p_article_count) |
| 1009 |
|
{ |
| 1010 |
|
log_error("Visible article (aid=%d) not found in page %d\n", aid, page_id); |
| 1011 |
|
p_article = NULL; |
| 1012 |
|
break; |
| 1013 |
|
} |
| 1014 |
|
} |
| 1015 |
|
p_article = p_article->p_next; |
| 1016 |
|
} |
| 1017 |
|
|
| 1018 |
|
// Include ontop articles |
| 1019 |
|
*p_article_count = section_list_page_article_count_with_ontop(p_section, page_id); |
| 1020 |
|
} |
| 1021 |
|
} |
| 1022 |
|
|
| 1023 |
|
// release lock of section |
| 1024 |
|
if (section_list_rd_unlock(p_section) < 0) |
| 1025 |
|
{ |
| 1026 |
|
log_error("section_list_rd_unlock(sid = %d) error\n", p_section->sid); |
| 1027 |
|
ret = -2; |
| 1028 |
} |
} |
| 1029 |
|
|
| 1030 |
|
return (ret < 0 ? ret : (p_article == NULL ? 0 : 1)); |
| 1031 |
|
} |
| 1032 |
|
|
| 1033 |
|
int get_section_ex_menu_set(SECTION_LIST *p_section, MENU_SET *p_ex_menu_set) |
| 1034 |
|
{ |
| 1035 |
|
int ret = 0; |
| 1036 |
|
|
| 1037 |
|
if (p_section == NULL || p_ex_menu_set == NULL) |
| 1038 |
|
{ |
| 1039 |
|
log_error("NULL pointer error\n"); |
| 1040 |
|
return -1; |
| 1041 |
|
} |
| 1042 |
|
|
| 1043 |
|
// acquire lock of section |
| 1044 |
|
if ((ret = section_list_rd_lock(p_section)) < 0) |
| 1045 |
|
{ |
| 1046 |
|
log_error("section_list_rd_lock(sid = %d) error\n", p_section->sid); |
| 1047 |
|
return -2; |
| 1048 |
|
} |
| 1049 |
|
|
| 1050 |
|
memcpy(p_ex_menu_set, &(p_section->ex_menu_set), sizeof(p_section->ex_menu_set)); |
| 1051 |
|
|
| 1052 |
// release lock of section |
// release lock of section |
| 1053 |
if (section_list_rd_unlock(p_section) < 0) |
if (section_list_rd_unlock(p_section) < 0) |
| 1054 |
{ |
{ |