/[LeafOK_CVS]/lbbs/src/main.c
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Annotation of /lbbs/src/main.c

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Revision 1.79 - (hide annotations)
Mon Nov 17 14:01:13 2025 UTC (3 months, 4 weeks ago) by sysadm
Branch: MAIN
Changes since 1.78: +1 -1 lines
Content type: text/x-csrc
Replace macro name

1 sysadm 1.69 /* SPDX-License-Identifier: GPL-3.0-or-later */
2     /*
3     * main
4     * - entry of server program
5     *
6 sysadm 1.70 * Copyright (C) 2004-2025 Leaflet <leaflet@leafok.com>
7 sysadm 1.69 */
8 sysadm 1.1
9 sysadm 1.74 #ifdef HAVE_CONFIG_H
10     #include "config.h"
11     #endif
12    
13 sysadm 1.4 #include "bbs.h"
14 sysadm 1.72 #include "bwf.h"
15 sysadm 1.55 #include "common.h"
16     #include "file_loader.h"
17 sysadm 1.20 #include "init.h"
18 sysadm 1.55 #include "io.h"
19 sysadm 1.20 #include "log.h"
20 sysadm 1.9 #include "menu.h"
21 sysadm 1.55 #include "net_server.h"
22 sysadm 1.42 #include "section_list_loader.h"
23 sysadm 1.63 #include "user_list.h"
24 sysadm 1.48 #include <errno.h>
25 sysadm 1.55 #include <libgen.h>
26 sysadm 1.73 #include <locale.h>
27 sysadm 1.55 #include <signal.h>
28 sysadm 1.56 #include <stdio.h>
29 sysadm 1.20 #include <stdlib.h>
30 sysadm 1.7 #include <string.h>
31 sysadm 1.20 #include <unistd.h>
32 sysadm 1.55 #include <sys/stat.h>
33 sysadm 1.15 #include <sys/types.h>
34 sysadm 1.1
35 sysadm 1.56 static void app_help(void)
36 sysadm 1.6 {
37 sysadm 1.56 fprintf(stderr, "Usage: bbsd [-fhv] [...]\n\n"
38     "-f\t--foreground\t\tForce program run in foreground\n"
39     "-h\t--help\t\t\tDisplay this help message\n"
40     "-v\t--version\t\tDisplay version information\n"
41     "\t--display-log\t\tDisplay standard log information\n"
42     "\t--display-error-log\tDisplay error log information\n"
43     "\n If meet any bug, please report to <leaflet@leafok.com>\n\n");
44 sysadm 1.6 }
45    
46 sysadm 1.56 static void arg_error(void)
47 sysadm 1.6 {
48 sysadm 1.56 fprintf(stderr, "Invalid arguments\n");
49 sysadm 1.18 app_help();
50 sysadm 1.6 }
51    
52 sysadm 1.18 int main(int argc, char *argv[])
53 sysadm 1.1 {
54 sysadm 1.21 char file_path_temp[FILE_PATH_LEN];
55     int daemon = 1;
56     int std_log_redir = 0;
57     int error_log_redir = 0;
58 sysadm 1.42 FILE *fp;
59 sysadm 1.47 int ret;
60     int last_aid;
61 sysadm 1.52 struct sigaction act = {0};
62 sysadm 1.18
63     // Parse args
64 sysadm 1.21 for (int i = 1; i < argc; i++)
65 sysadm 1.12 {
66 sysadm 1.18 switch (argv[i][0])
67 sysadm 1.12 {
68 sysadm 1.18 case '-':
69     if (argv[i][1] != '-')
70     {
71 sysadm 1.21 for (int j = 1; j < strlen(argv[i]); j++)
72 sysadm 1.18 {
73     switch (argv[i][j])
74     {
75     case 'f':
76     daemon = 0;
77     break;
78     case 'h':
79     app_help();
80 sysadm 1.30 return 0;
81 sysadm 1.18 case 'v':
82 sysadm 1.77 printf("%s\n", APP_INFO);
83     printf("%s\n", COPYRIGHT_INFO);
84 sysadm 1.30 return 0;
85 sysadm 1.18 default:
86     arg_error();
87 sysadm 1.30 return 1;
88 sysadm 1.18 }
89     }
90     }
91     else
92     {
93     if (strcmp(argv[i] + 2, "foreground") == 0)
94     {
95     daemon = 0;
96     break;
97     }
98     if (strcmp(argv[i] + 2, "help") == 0)
99     {
100     app_help();
101 sysadm 1.30 return 0;
102 sysadm 1.18 }
103     if (strcmp(argv[i] + 2, "version") == 0)
104     {
105 sysadm 1.76 printf("%s\n", APP_INFO);
106     printf("%s\n", COPYRIGHT_INFO);
107 sysadm 1.30 return 0;
108 sysadm 1.18 }
109     if (strcmp(argv[i] + 2, "display-log") == 0)
110     {
111     std_log_redir = 1;
112     }
113     if (strcmp(argv[i] + 2, "display-error-log") == 0)
114     {
115     error_log_redir = 1;
116     }
117     }
118     break;
119 sysadm 1.12 }
120     }
121    
122 sysadm 1.18 // Initialize daemon
123     if (daemon)
124 sysadm 1.20 {
125 sysadm 1.31 init_daemon();
126 sysadm 1.20 }
127 sysadm 1.18
128     // Change current dir
129 sysadm 1.21 strncpy(file_path_temp, argv[0], sizeof(file_path_temp) - 1);
130 sysadm 1.22 file_path_temp[sizeof(file_path_temp) - 1] = '\0';
131    
132 sysadm 1.61 if (chdir(dirname(file_path_temp)) < 0)
133     {
134     fprintf(stderr, "chdir(%s) error: %d\n", dirname(file_path_temp), errno);
135     return -1;
136     }
137     if (chdir("..") < 0)
138     {
139     fprintf(stderr, "chdir(..) error: %d\n", errno);
140     return -1;
141     }
142 sysadm 1.79 #if defined(__CYGWIN__)
143 sysadm 1.78 if (chdir("..") < 0)
144     {
145     fprintf(stderr, "chdir(..) error: %d\n", errno);
146     return -1;
147     }
148     #endif
149 sysadm 1.18
150 sysadm 1.73 // Apply the specified locale
151     if (setlocale(LC_ALL, "en_US.UTF-8") == NULL)
152     {
153     fprintf(stderr, "setlocale(LC_ALL, en_US.UTF-8) error\n");
154     return -1;
155     }
156    
157 sysadm 1.18 // Initialize log
158 sysadm 1.21 if (log_begin(LOG_FILE_INFO, LOG_FILE_ERROR) < 0)
159     {
160 sysadm 1.30 return -1;
161 sysadm 1.21 }
162 sysadm 1.18
163     if ((!daemon) && std_log_redir)
164 sysadm 1.21 {
165 sysadm 1.50 log_common_redir(STDERR_FILENO);
166 sysadm 1.21 }
167 sysadm 1.18 if ((!daemon) && error_log_redir)
168 sysadm 1.21 {
169 sysadm 1.50 log_error_redir(STDERR_FILENO);
170 sysadm 1.21 }
171 sysadm 1.18
172 sysadm 1.54 log_common("Starting %s\n", APP_INFO);
173 sysadm 1.51
174 sysadm 1.18 // Load configuration
175 sysadm 1.26 if (load_conf(CONF_BBSD) < 0)
176     {
177 sysadm 1.30 return -2;
178 sysadm 1.26 }
179 sysadm 1.18
180 sysadm 1.72 // Load BWF config
181     if (bwf_load(CONF_BWF) < 0)
182     {
183     return -2;
184     }
185    
186 sysadm 1.48 // Check article cache dir
187 sysadm 1.49 ret = mkdir(VAR_ARTICLE_CACHE_DIR, 0750);
188 sysadm 1.48 if (ret == -1 && errno != EEXIST)
189     {
190     log_error("mkdir(%s) error (%d)\n", VAR_ARTICLE_CACHE_DIR, errno);
191     goto cleanup;
192     }
193    
194 sysadm 1.68 // Check section aid location dir
195     ret = mkdir(VAR_SECTION_AID_LOC_DIR, 0750);
196     if (ret == -1 && errno != EEXIST)
197     {
198     log_error("mkdir(%s) error (%d)\n", VAR_SECTION_AID_LOC_DIR, errno);
199     goto cleanup;
200     }
201    
202 sysadm 1.42 // Initialize data pools
203 sysadm 1.63 if ((fp = fopen(VAR_ARTICLE_BLOCK_SHM, "w")) == NULL)
204     {
205     log_error("fopen(%s) error\n", VAR_ARTICLE_BLOCK_SHM);
206     goto cleanup;
207     }
208     fclose(fp);
209     if ((fp = fopen(VAR_SECTION_LIST_SHM, "w")) == NULL)
210 sysadm 1.42 {
211 sysadm 1.63 log_error("fopen(%s) error\n", VAR_SECTION_LIST_SHM);
212 sysadm 1.43 goto cleanup;
213 sysadm 1.42 }
214     fclose(fp);
215 sysadm 1.63 if ((fp = fopen(VAR_TRIE_DICT_SHM, "w")) == NULL)
216 sysadm 1.42 {
217 sysadm 1.63 log_error("fopen(%s) error\n", VAR_TRIE_DICT_SHM);
218 sysadm 1.43 goto cleanup;
219 sysadm 1.42 }
220     fclose(fp);
221 sysadm 1.63 if ((fp = fopen(VAR_USER_LIST_SHM, "w")) == NULL)
222 sysadm 1.42 {
223 sysadm 1.63 log_error("fopen(%s) error\n", VAR_USER_LIST_SHM);
224 sysadm 1.43 goto cleanup;
225 sysadm 1.42 }
226     fclose(fp);
227    
228     if (trie_dict_init(VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL) < 0)
229 sysadm 1.39 {
230 sysadm 1.77 log_error("trie_dict_init(%s, %d) error\n", VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL);
231 sysadm 1.43 goto cleanup;
232 sysadm 1.39 }
233 sysadm 1.71 if (article_block_init(VAR_ARTICLE_BLOCK_SHM, BBS_article_limit_per_section * BBS_max_section / BBS_article_count_per_block) < 0)
234 sysadm 1.42 {
235 sysadm 1.71 log_error("article_block_init(%s, %d) error\n", VAR_ARTICLE_BLOCK_SHM, BBS_article_limit_per_section * BBS_max_section / BBS_article_count_per_block);
236 sysadm 1.43 goto cleanup;
237 sysadm 1.42 }
238     if (section_list_init(VAR_SECTION_LIST_SHM) < 0)
239     {
240     log_error("section_list_pool_init(%s) error\n", VAR_SECTION_LIST_SHM);
241 sysadm 1.43 goto cleanup;
242 sysadm 1.42 }
243 sysadm 1.39
244 sysadm 1.36 // Load BBS cmd
245     if (load_cmd() < 0)
246     {
247 sysadm 1.43 goto cleanup;
248 sysadm 1.36 }
249    
250 sysadm 1.18 // Load menus
251 sysadm 1.59 if (load_menu(&bbs_menu, CONF_MENU) < 0)
252 sysadm 1.32 {
253 sysadm 1.62 log_error("load_menu(%s) error\n", CONF_MENU);
254 sysadm 1.43 goto cleanup;
255 sysadm 1.26 }
256 sysadm 1.62 if (load_menu(&top10_menu, CONF_TOP10_MENU) < 0)
257     {
258     log_error("load_menu(%s) error\n", CONF_TOP10_MENU);
259     goto cleanup;
260     }
261     top10_menu.allow_exit = 1;
262 sysadm 1.18
263 sysadm 1.34 // Load data files
264 sysadm 1.35 if (file_loader_init() < 0)
265 sysadm 1.34 {
266     log_error("file_loader_init() error\n");
267 sysadm 1.43 goto cleanup;
268 sysadm 1.34 }
269     for (int i = 0; i < data_files_load_startup_count; i++)
270     {
271 sysadm 1.39 if (load_file(data_files_load_startup[i]) < 0)
272 sysadm 1.34 {
273 sysadm 1.67 log_error("load_file(%s) error\n", data_files_load_startup[i]);
274 sysadm 1.34 }
275     }
276    
277 sysadm 1.64 // Load user_list and online_user_list
278 sysadm 1.66 if (user_list_pool_init(VAR_USER_LIST_SHM) < 0)
279 sysadm 1.64 {
280 sysadm 1.66 log_error("user_list_pool_init(%s) error\n", VAR_USER_LIST_SHM);
281 sysadm 1.64 goto cleanup;
282     }
283     if (user_list_pool_reload(0) < 0)
284     {
285     log_error("user_list_pool_reload(all_user) error\n");
286     goto cleanup;
287     }
288     if (user_list_pool_reload(1) < 0)
289     {
290     log_error("user_list_pool_reload(online_user) error\n");
291     goto cleanup;
292     }
293    
294 sysadm 1.60 // Load section config and gen_ex
295     if (load_section_config_from_db(1) < 0)
296 sysadm 1.42 {
297 sysadm 1.60 log_error("load_section_config_from_db(0) error\n");
298 sysadm 1.43 goto cleanup;
299 sysadm 1.42 }
300    
301 sysadm 1.46 set_last_article_op_log_from_db();
302 sysadm 1.47 last_aid = 0;
303    
304 sysadm 1.45 // Load section articles
305 sysadm 1.47 do
306 sysadm 1.43 {
307 sysadm 1.47 if ((ret = append_articles_from_db(last_aid + 1, 1, LOAD_ARTICLE_COUNT_LIMIT)) < 0)
308     {
309     log_error("append_articles_from_db(0, 1, %d) error\n", LOAD_ARTICLE_COUNT_LIMIT);
310     goto cleanup;
311     }
312    
313     last_aid = article_block_last_aid();
314     } while (ret == LOAD_ARTICLE_COUNT_LIMIT);
315 sysadm 1.43
316 sysadm 1.50 log_common("Initially load %d articles, last_aid = %d\n", article_block_article_count(), article_block_last_aid());
317 sysadm 1.43
318 sysadm 1.65 if ((ret = user_stat_update()) < 0)
319     {
320     log_error("user_stat_update() error\n");
321     goto cleanup;
322     }
323    
324 sysadm 1.18 // Set signal handler
325 sysadm 1.52 act.sa_handler = sig_hup_handler;
326     if (sigaction(SIGHUP, &act, NULL) == -1)
327     {
328     log_error("set signal action of SIGHUP error: %d\n", errno);
329     goto cleanup;
330     }
331     act.sa_handler = sig_chld_handler;
332     if (sigaction(SIGCHLD, &act, NULL) == -1)
333     {
334     log_error("set signal action of SIGCHLD error: %d\n", errno);
335     goto cleanup;
336     }
337     act.sa_handler = sig_term_handler;
338     if (sigaction(SIGTERM, &act, NULL) == -1)
339     {
340     log_error("set signal action of SIGTERM error: %d\n", errno);
341     goto cleanup;
342     }
343 sysadm 1.75 act.sa_handler = SIG_IGN;
344     if (sigaction(SIGUSR1, &act, NULL) == -1)
345     {
346     log_error("set signal action of SIGUSR1 error: %d\n", errno);
347     goto cleanup;
348     }
349 sysadm 1.18
350 sysadm 1.45 // Launch section_list_loader process
351     if (section_list_loader_launch() < 0)
352     {
353     log_error("section_list_loader_launch() error\n");
354     goto cleanup;
355     }
356    
357 sysadm 1.18 // Initialize socket server
358 sysadm 1.33 net_server(BBS_address, BBS_port);
359 sysadm 1.18
360 sysadm 1.43 cleanup:
361 sysadm 1.34 // Cleanup loaded data files
362     file_loader_cleanup();
363 sysadm 1.42
364 sysadm 1.32 // Cleanup menu
365 sysadm 1.59 unload_menu(&bbs_menu);
366 sysadm 1.62 unload_menu(&top10_menu);
367 sysadm 1.15
368 sysadm 1.42 // Cleanup data pools
369     section_list_cleanup();
370     article_block_cleanup();
371 sysadm 1.39 trie_dict_cleanup();
372 sysadm 1.63 user_list_pool_cleanup();
373 sysadm 1.39
374 sysadm 1.72 // Cleanup BWF
375     bwf_unload();
376    
377 sysadm 1.42 if (unlink(VAR_ARTICLE_BLOCK_SHM) < 0)
378     {
379     log_error("unlink(%s) error\n", VAR_ARTICLE_BLOCK_SHM);
380     }
381     if (unlink(VAR_SECTION_LIST_SHM) < 0)
382     {
383     log_error("unlink(%s) error\n", VAR_SECTION_LIST_SHM);
384     }
385 sysadm 1.63 if (unlink(VAR_TRIE_DICT_SHM) < 0)
386     {
387     log_error("unlink(%s) error\n", VAR_TRIE_DICT_SHM);
388     }
389     if (unlink(VAR_USER_LIST_SHM) < 0)
390     {
391     log_error("unlink(%s) error\n", VAR_SECTION_LIST_SHM);
392     }
393 sysadm 1.42
394 sysadm 1.50 log_common("Main process exit normally\n");
395 sysadm 1.42
396 sysadm 1.57 log_end();
397    
398 sysadm 1.30 return 0;
399 sysadm 1.1 }

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