lbbs/src/main.c

/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
 * main
 *   - entry of server program
 *
 * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "bbs.h"
#include "bwf.h"
#include "common.h"
#include "file_loader.h"
#include "init.h"
#include "io.h"
#include "log.h"
#include "menu.h"
#include "net_server.h"
#include "section_list_loader.h"
#include "user_list.h"
#include <errno.h>
#include <libgen.h>
#include <locale.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>

static inline void app_help(void)
{
        fprintf(stderr, "Usage: bbsd [-fhv] [...]\n\n"
                                        "-f\t--foreground\t\tForce program run in foreground\n"
                                        "-h\t--help\t\t\tDisplay this help message\n"
                                        "-v\t--version\t\tDisplay version information\n"
                                        "\t--display-log\t\tDisplay standard log information\n"
                                        "\t--display-error-log\tDisplay error log information\n"
                                        "-C\t--compile-config\tDisplay compile configuration\n"
                                        "\n    If meet any bug, please report to <leaflet@leafok.com>\n\n");
}

static inline void arg_error(void)
{
        fprintf(stderr, "Invalid arguments\n");
        app_help();
}

static inline void app_compile_info(void)
{
        printf("%s\n"
                   "--enable-shared\t\t[%s]\n"
                   "--enable-systemd\t[%s]\n"
                   "--with-debug\t\t[%s]\n"
                   "--with-epoll\t\t[%s]\n"
                   "--with-mariadb\t\t[%s]\n"
                   "--with-sysv\t\t[%s]\n",
                   APP_INFO,
#ifdef _ENABLE_SHARED
                   "yes",
#else
                   "no",
#endif
#ifdef HAVE_SYSTEMD_SD_DAEMON_H
                   "yes",
#else
                   "no",
#endif
#ifdef _DEBUG
                   "yes",
#else
                   "no",
#endif
#ifdef HAVE_SYS_EPOLL_H
                   "yes",
#else
                   "no",
#endif
#ifdef HAVE_MARIADB_CLIENT
                   "yes",
#else
                   "no",
#endif
#ifdef HAVE_SYSTEM_V
                   "yes"
#else
                   "no"
#endif
        );
}

int main(int argc, char *argv[])
{
        char file_path_temp[FILE_PATH_LEN];
        int daemon = 1;
        int std_log_redir = 0;
        int error_log_redir = 0;
        FILE *fp;
        int ret;
        int last_aid;
        struct sigaction act = {0};
        int i;
        int j;
        struct stat file_stat;

        // Parse args
        for (i = 1; i < argc; i++)
        {
                switch (argv[i][0])
                {
                case '-':
                        if (argv[i][1] != '-')
                        {
                                for (j = 1; j < strlen(argv[i]); j++)
                                {
                                        switch (argv[i][j])
                                        {
                                        case 'f':
                                                daemon = 0;
                                                break;
                                        case 'h':
                                                app_help();
                                                return 0;
                                        case 'v':
                                                printf("%s\n", APP_INFO);
                                                printf("%s\n", COPYRIGHT_INFO);
                                                return 0;
                                        case 'C':
                                                app_compile_info();
                                                return 0;
                                        default:
                                                arg_error();
                                                return 1;
                                        }
                                }
                        }
                        else
                        {
                                if (strcmp(argv[i] + 2, "foreground") == 0)
                                {
                                        daemon = 0;
                                        break;
                                }
                                if (strcmp(argv[i] + 2, "help") == 0)
                                {
                                        app_help();
                                        return 0;
                                }
                                if (strcmp(argv[i] + 2, "version") == 0)
                                {
                                        printf("%s\n", APP_INFO);
                                        printf("%s\n", COPYRIGHT_INFO);
                                        return 0;
                                }
                                if (strcmp(argv[i] + 2, "display-log") == 0)
                                {
                                        std_log_redir = 1;
                                }
                                if (strcmp(argv[i] + 2, "display-error-log") == 0)
                                {
                                        error_log_redir = 1;
                                }
                                if (strcmp(argv[i] + 2, "compile-config") == 0)
                                {
                                        app_compile_info();
                                        return 0;
                                }
                        }
                        break;
                }
        }

        // Initialize daemon
        if (daemon)
        {
                init_daemon();
        }

        // Change current dir
        strncpy(file_path_temp, argv[0], sizeof(file_path_temp) - 1);
        file_path_temp[sizeof(file_path_temp) - 1] = '\0';

        if (chdir(dirname(file_path_temp)) < 0)
        {
                fprintf(stderr, "chdir(%s) error: %d\n", dirname(file_path_temp), errno);
                return -1;
        }
        if (chdir("..") < 0)
        {
                fprintf(stderr, "chdir(..) error: %d\n", errno);
                return -1;
        }

        // Apply the specified locale
        if (setlocale(LC_ALL, "en_US.UTF-8") == NULL)
        {
                fprintf(stderr, "setlocale(LC_ALL, en_US.UTF-8) error\n");
                return -1;
        }

        // Initialize log
        if (log_begin(LOG_FILE_INFO, LOG_FILE_ERROR) < 0)
        {
                return -1;
        }

        if ((!daemon) && std_log_redir)
        {
                log_common_redir(STDERR_FILENO);
        }
        if ((!daemon) && error_log_redir)
        {
                log_error_redir(STDERR_FILENO);
        }

        log_common("Starting %s\n", APP_INFO);

        // Load configuration
        if (load_conf(CONF_BBSD) < 0)
        {
                return -2;
        }

        // Load BWF config
        if (bwf_load(CONF_BWF) < 0)
        {
                return -2;
        }

        // Get EULA modification tm
        if (stat(DATA_EULA, &file_stat) == -1)
        {
                log_error("stat(%s) error\n", DATA_EULA, errno);
                goto cleanup;
        }
        BBS_eula_tm = file_stat.st_mtim.tv_sec;

        // Check article cache dir
        ret = mkdir(VAR_ARTICLE_CACHE_DIR, 0750);
        if (ret == -1 && errno != EEXIST)
        {
                log_error("mkdir(%s) error (%d)\n", VAR_ARTICLE_CACHE_DIR, errno);
                goto cleanup;
        }

        // Check section aid location dir
        ret = mkdir(VAR_SECTION_AID_LOC_DIR, 0750);
        if (ret == -1 && errno != EEXIST)
        {
                log_error("mkdir(%s) error (%d)\n", VAR_SECTION_AID_LOC_DIR, errno);
                goto cleanup;
        }

        // Initialize data pools
        if ((fp = fopen(VAR_ARTICLE_BLOCK_SHM, "w")) == NULL)
        {
                log_error("fopen(%s) error\n", VAR_ARTICLE_BLOCK_SHM);
                goto cleanup;
        }
        fclose(fp);
        if ((fp = fopen(VAR_SECTION_LIST_SHM, "w")) == NULL)
        {
                log_error("fopen(%s) error\n", VAR_SECTION_LIST_SHM);
                goto cleanup;
        }
        fclose(fp);
        if ((fp = fopen(VAR_TRIE_DICT_SHM, "w")) == NULL)
        {
                log_error("fopen(%s) error\n", VAR_TRIE_DICT_SHM);
                goto cleanup;
        }
        fclose(fp);
        if ((fp = fopen(VAR_USER_LIST_SHM, "w")) == NULL)
        {
                log_error("fopen(%s) error\n", VAR_USER_LIST_SHM);
                goto cleanup;
        }
        fclose(fp);

        if (trie_dict_init(VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL) < 0)
        {
                log_error("trie_dict_init(%s, %d) error\n", VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL);
                goto cleanup;
        }
        if (article_block_init(VAR_ARTICLE_BLOCK_SHM, BBS_article_limit_per_section * BBS_max_section / BBS_article_count_per_block) < 0)
        {
                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);
                goto cleanup;
        }
        if (section_list_init(VAR_SECTION_LIST_SHM) < 0)
        {
                log_error("section_list_pool_init(%s) error\n", VAR_SECTION_LIST_SHM);
                goto cleanup;
        }

        // Load BBS cmd
        if (load_cmd() < 0)
        {
                goto cleanup;
        }

        // Load menus
        if (load_menu(&bbs_menu, CONF_MENU) < 0)
        {
                log_error("load_menu(bbs_menu) error\n");
                goto cleanup;
        }
        if (load_menu(&top10_menu, CONF_TOP10_MENU) < 0)
        {
                log_error("load_menu(top10_menu) error\n");
                goto cleanup;
        }
        top10_menu.allow_exit = 1;

        // Load data files
        for (int i = 0; i < data_files_load_startup_count; i++)
        {
                if (load_file(data_files_load_startup[i]) < 0)
                {
                        log_error("load_file(%s) error\n", data_files_load_startup[i]);
                }
        }

        // Load user_list and online_user_list
        if (user_list_pool_init(VAR_USER_LIST_SHM) < 0)
        {
                log_error("user_list_pool_init(%s) error\n", VAR_USER_LIST_SHM);
                goto cleanup;
        }
        if (user_list_pool_reload(0) < 0)
        {
                log_error("user_list_pool_reload(all_user) error\n");
                goto cleanup;
        }
        if (user_list_pool_reload(1) < 0)
        {
                log_error("user_list_pool_reload(online_user) error\n");
                goto cleanup;
        }

        // Load section config and gen_ex
        if (load_section_config_from_db(1) < 0)
        {
                log_error("load_section_config_from_db(0) error\n");
                goto cleanup;
        }

        set_last_article_op_log_from_db();
        last_aid = 0;

        // Load section articles
        do
        {
                if ((ret = append_articles_from_db(last_aid + 1, 1, LOAD_ARTICLE_COUNT_LIMIT)) < 0)
                {
                        log_error("append_articles_from_db(0, 1, %d) error\n", LOAD_ARTICLE_COUNT_LIMIT);
                        goto cleanup;
                }

                last_aid = article_block_last_aid();
        } while (ret == LOAD_ARTICLE_COUNT_LIMIT);

        log_common("Initially load %d articles, last_aid = %d\n", article_block_article_count(), article_block_last_aid());

        if ((ret = user_stat_update()) < 0)
        {
                log_error("user_stat_update() error\n");
                goto cleanup;
        }

        // Set signal handler
        act.sa_handler = sig_hup_handler;
        if (sigaction(SIGHUP, &act, NULL) == -1)
        {
                log_error("set signal action of SIGHUP error: %d\n", errno);
                goto cleanup;
        }
        act.sa_handler = sig_chld_handler;
        if (sigaction(SIGCHLD, &act, NULL) == -1)
        {
                log_error("set signal action of SIGCHLD error: %d\n", errno);
                goto cleanup;
        }
        act.sa_handler = sig_term_handler;
        if (sigaction(SIGTERM, &act, NULL) == -1)
        {
                log_error("set signal action of SIGTERM error: %d\n", errno);
                goto cleanup;
        }
        act.sa_handler = SIG_IGN;
        if (sigaction(SIGPIPE, &act, NULL) == -1)
        {
                log_error("set signal action of SIGPIPE error: %d\n", errno);
                goto cleanup;
        }
        act.sa_handler = SIG_IGN;
        if (sigaction(SIGUSR1, &act, NULL) == -1)
        {
                log_error("set signal action of SIGUSR1 error: %d\n", errno);
                goto cleanup;
        }

        // Launch section_list_loader process
        if (section_list_loader_launch() < 0)
        {
                log_error("section_list_loader_launch() error\n");
                goto cleanup;
        }

        // Initialize socket server
        net_server(BBS_address, BBS_port);

cleanup:
        // Cleanup loader process if still running
        if (SYS_child_process_count > 0)
        {
                SYS_child_exit = 0;

                if (kill(section_list_loader_pid, SIGTERM) < 0)
                {
                        log_error("Send SIGTERM signal failed (%d)\n", errno);
                }

                for (i = 0; SYS_child_exit == 0 && i < 5; i++)
                {
                        sleep(1); // second
                }

                if ((ret = waitpid(section_list_loader_pid, NULL, WNOHANG)) < 0)
                {
                        log_error("waitpid(%d) error (%d)\n", section_list_loader_pid, errno);
                }
                else if (ret == 0)
                {
                        log_common("Force kill section_list_loader process (%d)\n", section_list_loader_pid);
                        if (kill(section_list_loader_pid, SIGKILL) < 0)
                        {
                                log_error("Send SIGKILL signal failed (%d)\n", errno);
                        }
                }
        }

        // Cleanup loaded data files
        for (int i = 0; i < data_files_load_startup_count; i++)
        {
                if (unload_file(data_files_load_startup[i]) < 0)
                {
                        log_error("unload_file(%s) error\n", data_files_load_startup[i]);
                }
        }

        // Cleanup menu
        unload_menu(&bbs_menu);
        unload_menu(&top10_menu);

        // Cleanup data pools
        section_list_cleanup();
        article_block_cleanup();
        trie_dict_cleanup();
        user_list_pool_cleanup();

        if (unlink(VAR_ARTICLE_BLOCK_SHM) < 0)
        {
                log_error("unlink(%s) error\n", VAR_ARTICLE_BLOCK_SHM);
        }
        if (unlink(VAR_SECTION_LIST_SHM) < 0)
        {
                log_error("unlink(%s) error\n", VAR_SECTION_LIST_SHM);
        }
        if (unlink(VAR_TRIE_DICT_SHM) < 0)
        {
                log_error("unlink(%s) error\n", VAR_TRIE_DICT_SHM);
        }
        if (unlink(VAR_USER_LIST_SHM) < 0)
        {
                log_error("unlink(%s) error\n", VAR_SECTION_LIST_SHM);
        }

        log_common("Main process exit normally\n");

        log_end();

        return 0;
}
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	1.80	#include <sys/wait.h>
35	sysadm	1.1
36	sysadm	1.87	static inline void app_help(void)
37	sysadm	1.6	{
38	sysadm	1.56	fprintf(stderr, "Usage: bbsd [-fhv] [...]\n\n"
39			"-f\t--foreground\t\tForce program run in foreground\n"
40			"-h\t--help\t\t\tDisplay this help message\n"
41			"-v\t--version\t\tDisplay version information\n"
42			"\t--display-log\t\tDisplay standard log information\n"
43			"\t--display-error-log\tDisplay error log information\n"
44	sysadm	1.87	"-C\t--compile-config\tDisplay compile configuration\n"
45	sysadm	1.56	"\n If meet any bug, please report to <leaflet@leafok.com>\n\n");
46	sysadm	1.6	}
47
48	sysadm	1.87	static inline void arg_error(void)
49	sysadm	1.6	{
50	sysadm	1.56	fprintf(stderr, "Invalid arguments\n");
51	sysadm	1.18	app_help();
52	sysadm	1.6	}
53
54	sysadm	1.87	static inline void app_compile_info(void)
55			{
56			printf("%s\n"
57			"--enable-shared\t\t[%s]\n"
58			"--enable-systemd\t[%s]\n"
59			"--with-debug\t\t[%s]\n"
60			"--with-epoll\t\t[%s]\n"
61			"--with-mariadb\t\t[%s]\n"
62			"--with-sysv\t\t[%s]\n",
63			APP_INFO,
64			#ifdef _ENABLE_SHARED
65			"yes",
66			#else
67			"no",
68			#endif
69			#ifdef HAVE_SYSTEMD_SD_DAEMON_H
70			"yes",
71			#else
72			"no",
73			#endif
74			#ifdef _DEBUG
75			"yes",
76			#else
77			"no",
78			#endif
79			#ifdef HAVE_SYS_EPOLL_H
80			"yes",
81			#else
82			"no",
83			#endif
84			#ifdef HAVE_MARIADB_CLIENT
85			"yes",
86			#else
87			"no",
88			#endif
89			#ifdef HAVE_SYSTEM_V
90			"yes"
91			#else
92			"no"
93			#endif
94			);
95			}
96
97	sysadm	1.18	int main(int argc, char *argv[])
98	sysadm	1.1	{
99	sysadm	1.21	char file_path_temp[FILE_PATH_LEN];
100			int daemon = 1;
101			int std_log_redir = 0;
102			int error_log_redir = 0;
103	sysadm	1.42	FILE *fp;
104	sysadm	1.47	int ret;
105			int last_aid;
106	sysadm	1.52	struct sigaction act = {0};
107	sysadm	1.80	int i;
108			int j;
109	sysadm	1.88	struct stat file_stat;
110	sysadm	1.18
111			// Parse args
112	sysadm	1.80	for (i = 1; i < argc; i++)
113	sysadm	1.12	{
114	sysadm	1.18	switch (argv[i][0])
115	sysadm	1.12	{
116	sysadm	1.18	case '-':
117			if (argv[i][1] != '-')
118			{
119	sysadm	1.80	for (j = 1; j < strlen(argv[i]); j++)
120	sysadm	1.18	{
121			switch (argv[i][j])
122			{
123			case 'f':
124			daemon = 0;
125			break;
126			case 'h':
127			app_help();
128	sysadm	1.30	return 0;
129	sysadm	1.18	case 'v':
130	sysadm	1.77	printf("%s\n", APP_INFO);
131			printf("%s\n", COPYRIGHT_INFO);
132	sysadm	1.30	return 0;
133	sysadm	1.87	case 'C':
134			app_compile_info();
135			return 0;
136	sysadm	1.18	default:
137			arg_error();
138	sysadm	1.30	return 1;
139	sysadm	1.18	}
140			}
141			}
142			else
143			{
144			if (strcmp(argv[i] + 2, "foreground") == 0)
145			{
146			daemon = 0;
147			break;
148			}
149			if (strcmp(argv[i] + 2, "help") == 0)
150			{
151			app_help();
152	sysadm	1.30	return 0;
153	sysadm	1.18	}
154			if (strcmp(argv[i] + 2, "version") == 0)
155			{
156	sysadm	1.76	printf("%s\n", APP_INFO);
157			printf("%s\n", COPYRIGHT_INFO);
158	sysadm	1.30	return 0;
159	sysadm	1.18	}
160			if (strcmp(argv[i] + 2, "display-log") == 0)
161			{
162			std_log_redir = 1;
163			}
164			if (strcmp(argv[i] + 2, "display-error-log") == 0)
165			{
166			error_log_redir = 1;
167			}
168	sysadm	1.87	if (strcmp(argv[i] + 2, "compile-config") == 0)
169			{
170			app_compile_info();
171			return 0;
172			}
173	sysadm	1.18	}
174			break;
175	sysadm	1.12	}
176			}
177
178	sysadm	1.18	// Initialize daemon
179			if (daemon)
180	sysadm	1.20	{
181	sysadm	1.31	init_daemon();
182	sysadm	1.20	}
183	sysadm	1.18
184			// Change current dir
185	sysadm	1.21	strncpy(file_path_temp, argv[0], sizeof(file_path_temp) - 1);
186	sysadm	1.22	file_path_temp[sizeof(file_path_temp) - 1] = '\0';
187
188	sysadm	1.61	if (chdir(dirname(file_path_temp)) < 0)
189			{
190			fprintf(stderr, "chdir(%s) error: %d\n", dirname(file_path_temp), errno);
191			return -1;
192			}
193			if (chdir("..") < 0)
194			{
195			fprintf(stderr, "chdir(..) error: %d\n", errno);
196			return -1;
197			}
198	sysadm	1.18
199	sysadm	1.73	// Apply the specified locale
200			if (setlocale(LC_ALL, "en_US.UTF-8") == NULL)
201			{
202			fprintf(stderr, "setlocale(LC_ALL, en_US.UTF-8) error\n");
203			return -1;
204			}
205
206	sysadm	1.18	// Initialize log
207	sysadm	1.21	if (log_begin(LOG_FILE_INFO, LOG_FILE_ERROR) < 0)
208			{
209	sysadm	1.30	return -1;
210	sysadm	1.21	}
211	sysadm	1.18
212			if ((!daemon) && std_log_redir)
213	sysadm	1.21	{
214	sysadm	1.50	log_common_redir(STDERR_FILENO);
215	sysadm	1.21	}
216	sysadm	1.18	if ((!daemon) && error_log_redir)
217	sysadm	1.21	{
218	sysadm	1.50	log_error_redir(STDERR_FILENO);
219	sysadm	1.21	}
220	sysadm	1.18
221	sysadm	1.54	log_common("Starting %s\n", APP_INFO);
222	sysadm	1.51
223	sysadm	1.18	// Load configuration
224	sysadm	1.26	if (load_conf(CONF_BBSD) < 0)
225			{
226	sysadm	1.30	return -2;
227	sysadm	1.26	}
228	sysadm	1.18
229	sysadm	1.72	// Load BWF config
230			if (bwf_load(CONF_BWF) < 0)
231			{
232			return -2;
233			}
234
235	sysadm	1.88	// Get EULA modification tm
236			if (stat(DATA_EULA, &file_stat) == -1)
237			{
238			log_error("stat(%s) error\n", DATA_EULA, errno);
239			goto cleanup;
240			}
241			BBS_eula_tm = file_stat.st_mtim.tv_sec;
242
243	sysadm	1.48	// Check article cache dir
244	sysadm	1.49	ret = mkdir(VAR_ARTICLE_CACHE_DIR, 0750);
245	sysadm	1.48	if (ret == -1 && errno != EEXIST)
246			{
247			log_error("mkdir(%s) error (%d)\n", VAR_ARTICLE_CACHE_DIR, errno);
248			goto cleanup;
249			}
250
251	sysadm	1.68	// Check section aid location dir
252			ret = mkdir(VAR_SECTION_AID_LOC_DIR, 0750);
253			if (ret == -1 && errno != EEXIST)
254			{
255			log_error("mkdir(%s) error (%d)\n", VAR_SECTION_AID_LOC_DIR, errno);
256			goto cleanup;
257			}
258
259	sysadm	1.42	// Initialize data pools
260	sysadm	1.63	if ((fp = fopen(VAR_ARTICLE_BLOCK_SHM, "w")) == NULL)
261			{
262			log_error("fopen(%s) error\n", VAR_ARTICLE_BLOCK_SHM);
263			goto cleanup;
264			}
265			fclose(fp);
266			if ((fp = fopen(VAR_SECTION_LIST_SHM, "w")) == NULL)
267	sysadm	1.42	{
268	sysadm	1.63	log_error("fopen(%s) error\n", VAR_SECTION_LIST_SHM);
269	sysadm	1.43	goto cleanup;
270	sysadm	1.42	}
271			fclose(fp);
272	sysadm	1.63	if ((fp = fopen(VAR_TRIE_DICT_SHM, "w")) == NULL)
273	sysadm	1.42	{
274	sysadm	1.63	log_error("fopen(%s) error\n", VAR_TRIE_DICT_SHM);
275	sysadm	1.43	goto cleanup;
276	sysadm	1.42	}
277			fclose(fp);
278	sysadm	1.63	if ((fp = fopen(VAR_USER_LIST_SHM, "w")) == NULL)
279	sysadm	1.42	{
280	sysadm	1.63	log_error("fopen(%s) error\n", VAR_USER_LIST_SHM);
281	sysadm	1.43	goto cleanup;
282	sysadm	1.42	}
283			fclose(fp);
284
285			if (trie_dict_init(VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL) < 0)
286	sysadm	1.39	{
287	sysadm	1.77	log_error("trie_dict_init(%s, %d) error\n", VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL);
288	sysadm	1.43	goto cleanup;
289	sysadm	1.39	}
290	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)
291	sysadm	1.42	{
292	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);
293	sysadm	1.43	goto cleanup;
294	sysadm	1.42	}
295			if (section_list_init(VAR_SECTION_LIST_SHM) < 0)
296			{
297			log_error("section_list_pool_init(%s) error\n", VAR_SECTION_LIST_SHM);
298	sysadm	1.43	goto cleanup;
299	sysadm	1.42	}
300	sysadm	1.39
301	sysadm	1.36	// Load BBS cmd
302			if (load_cmd() < 0)
303			{
304	sysadm	1.43	goto cleanup;
305	sysadm	1.36	}
306
307	sysadm	1.18	// Load menus
308	sysadm	1.59	if (load_menu(&bbs_menu, CONF_MENU) < 0)
309	sysadm	1.32	{
310	sysadm	1.84	log_error("load_menu(bbs_menu) error\n");
311	sysadm	1.43	goto cleanup;
312	sysadm	1.26	}
313	sysadm	1.62	if (load_menu(&top10_menu, CONF_TOP10_MENU) < 0)
314			{
315	sysadm	1.84	log_error("load_menu(top10_menu) error\n");
316	sysadm	1.62	goto cleanup;
317			}
318			top10_menu.allow_exit = 1;
319	sysadm	1.18
320	sysadm	1.34	// Load data files
321			for (int i = 0; i < data_files_load_startup_count; i++)
322			{
323	sysadm	1.39	if (load_file(data_files_load_startup[i]) < 0)
324	sysadm	1.34	{
325	sysadm	1.67	log_error("load_file(%s) error\n", data_files_load_startup[i]);
326	sysadm	1.34	}
327			}
328
329	sysadm	1.64	// Load user_list and online_user_list
330	sysadm	1.66	if (user_list_pool_init(VAR_USER_LIST_SHM) < 0)
331	sysadm	1.64	{
332	sysadm	1.66	log_error("user_list_pool_init(%s) error\n", VAR_USER_LIST_SHM);
333	sysadm	1.64	goto cleanup;
334			}
335			if (user_list_pool_reload(0) < 0)
336			{
337			log_error("user_list_pool_reload(all_user) error\n");
338			goto cleanup;
339			}
340			if (user_list_pool_reload(1) < 0)
341			{
342			log_error("user_list_pool_reload(online_user) error\n");
343			goto cleanup;
344			}
345
346	sysadm	1.60	// Load section config and gen_ex
347			if (load_section_config_from_db(1) < 0)
348	sysadm	1.42	{
349	sysadm	1.60	log_error("load_section_config_from_db(0) error\n");
350	sysadm	1.43	goto cleanup;
351	sysadm	1.42	}
352
353	sysadm	1.46	set_last_article_op_log_from_db();
354	sysadm	1.47	last_aid = 0;
355
356	sysadm	1.45	// Load section articles
357	sysadm	1.47	do
358	sysadm	1.43	{
359	sysadm	1.47	if ((ret = append_articles_from_db(last_aid + 1, 1, LOAD_ARTICLE_COUNT_LIMIT)) < 0)
360			{
361			log_error("append_articles_from_db(0, 1, %d) error\n", LOAD_ARTICLE_COUNT_LIMIT);
362			goto cleanup;
363			}
364
365			last_aid = article_block_last_aid();
366			} while (ret == LOAD_ARTICLE_COUNT_LIMIT);
367	sysadm	1.43
368	sysadm	1.50	log_common("Initially load %d articles, last_aid = %d\n", article_block_article_count(), article_block_last_aid());
369	sysadm	1.43
370	sysadm	1.65	if ((ret = user_stat_update()) < 0)
371			{
372			log_error("user_stat_update() error\n");
373			goto cleanup;
374			}
375
376	sysadm	1.18	// Set signal handler
377	sysadm	1.52	act.sa_handler = sig_hup_handler;
378			if (sigaction(SIGHUP, &act, NULL) == -1)
379			{
380			log_error("set signal action of SIGHUP error: %d\n", errno);
381			goto cleanup;
382			}
383			act.sa_handler = sig_chld_handler;
384			if (sigaction(SIGCHLD, &act, NULL) == -1)
385			{
386			log_error("set signal action of SIGCHLD error: %d\n", errno);
387			goto cleanup;
388			}
389			act.sa_handler = sig_term_handler;
390			if (sigaction(SIGTERM, &act, NULL) == -1)
391			{
392			log_error("set signal action of SIGTERM error: %d\n", errno);
393			goto cleanup;
394			}
395	sysadm	1.75	act.sa_handler = SIG_IGN;
396	sysadm	1.89	if (sigaction(SIGPIPE, &act, NULL) == -1)
397			{
398			log_error("set signal action of SIGPIPE error: %d\n", errno);
399			goto cleanup;
400			}
401			act.sa_handler = SIG_IGN;
402	sysadm	1.75	if (sigaction(SIGUSR1, &act, NULL) == -1)
403			{
404			log_error("set signal action of SIGUSR1 error: %d\n", errno);
405			goto cleanup;
406			}
407	sysadm	1.18
408	sysadm	1.45	// Launch section_list_loader process
409			if (section_list_loader_launch() < 0)
410			{
411			log_error("section_list_loader_launch() error\n");
412			goto cleanup;
413			}
414
415	sysadm	1.18	// Initialize socket server
416	sysadm	1.33	net_server(BBS_address, BBS_port);
417	sysadm	1.18
418	sysadm	1.43	cleanup:
419	sysadm	1.80	// Cleanup loader process if still running
420			if (SYS_child_process_count > 0)
421			{
422			SYS_child_exit = 0;
423	sysadm	1.87
424	sysadm	1.80	if (kill(section_list_loader_pid, SIGTERM) < 0)
425			{
426			log_error("Send SIGTERM signal failed (%d)\n", errno);
427			}
428
429	sysadm	1.87	for (i = 0; SYS_child_exit == 0 && i < 5; i++)
430	sysadm	1.80	{
431			sleep(1); // second
432			}
433
434			if ((ret = waitpid(section_list_loader_pid, NULL, WNOHANG)) < 0)
435			{
436			log_error("waitpid(%d) error (%d)\n", section_list_loader_pid, errno);
437			}
438			else if (ret == 0)
439			{
440			log_common("Force kill section_list_loader process (%d)\n", section_list_loader_pid);
441			if (kill(section_list_loader_pid, SIGKILL) < 0)
442			{
443			log_error("Send SIGKILL signal failed (%d)\n", errno);
444			}
445			}
446			}
447
448	sysadm	1.34	// Cleanup loaded data files
449	sysadm	1.83	for (int i = 0; i < data_files_load_startup_count; i++)
450			{
451			if (unload_file(data_files_load_startup[i]) < 0)
452			{
453			log_error("unload_file(%s) error\n", data_files_load_startup[i]);
454			}
455			}
456	sysadm	1.42
457	sysadm	1.32	// Cleanup menu
458	sysadm	1.59	unload_menu(&bbs_menu);
459	sysadm	1.62	unload_menu(&top10_menu);
460	sysadm	1.15
461	sysadm	1.42	// Cleanup data pools
462			section_list_cleanup();
463			article_block_cleanup();
464	sysadm	1.39	trie_dict_cleanup();
465	sysadm	1.63	user_list_pool_cleanup();
466	sysadm	1.39
467	sysadm	1.42	if (unlink(VAR_ARTICLE_BLOCK_SHM) < 0)
468			{
469			log_error("unlink(%s) error\n", VAR_ARTICLE_BLOCK_SHM);
470			}
471			if (unlink(VAR_SECTION_LIST_SHM) < 0)
472			{
473			log_error("unlink(%s) error\n", VAR_SECTION_LIST_SHM);
474			}
475	sysadm	1.63	if (unlink(VAR_TRIE_DICT_SHM) < 0)
476			{
477			log_error("unlink(%s) error\n", VAR_TRIE_DICT_SHM);
478			}
479			if (unlink(VAR_USER_LIST_SHM) < 0)
480			{
481			log_error("unlink(%s) error\n", VAR_SECTION_LIST_SHM);
482			}
483	sysadm	1.42
484	sysadm	1.50	log_common("Main process exit normally\n");
485	sysadm	1.42
486	sysadm	1.57	log_end();
487
488	sysadm	1.30	return 0;
489	sysadm	1.1	}
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