lbbs/src/main.c

/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
 * main
 *   - entry of server program
 *
 * Copyright (C) 2004-2026  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 "lml.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>

typedef void (*arg_option_handler_t)(void);

struct arg_option_t
{
        const char *short_arg;
        const char *long_arg;
        const char *description;
        arg_option_handler_t handler;
};
typedef struct arg_option_t ARG_OPTION;

static void arg_foreground(void);
static void arg_help(void);
static void arg_version(void);
static void arg_display_log(void);
static void arg_display_error_log(void);
static void arg_compile_info(void);
static void arg_error(void);

static const ARG_OPTION arg_options[] = {
        {"-f", "--foreground", "Run in foreground", arg_foreground},
        {"-h", "--help", "Display help message", arg_help},
        {"-v", "--version", "Display version information", arg_version},
        {NULL, "--display-log", "Display standard log information", arg_display_log},
        {NULL, "--display-error-log", "Display error log information", arg_display_error_log},
        {"-C", "--compile-config", "Display compile configuration", arg_compile_info}};

static const int arg_options_count = sizeof(arg_options) / sizeof(ARG_OPTION);

static int daemon_service = 1;
static int std_log_redir = 0;
static int error_log_redir = 0;

static void arg_foreground(void)
{
        daemon_service = 0;
}

static void arg_usage(void)
{
        fprintf(stderr, "Usage: bbsd [-fhvC] [...]\n\n");

        for (int i = 0; i < arg_options_count; i++)
        {
                fprintf(stderr, "%s%*s%s%*s%s\n",
                                arg_options[i].short_arg ? arg_options[i].short_arg : "",
                                8 - (arg_options[i].short_arg ? (int)strlen(arg_options[i].short_arg) : 0), "",
                                arg_options[i].long_arg ? arg_options[i].long_arg : "",
                                24 - (arg_options[i].long_arg ? (int)strlen(arg_options[i].long_arg) : 0), "",
                                arg_options[i].description ? arg_options[i].description : "");
        }

        fprintf(stderr, "\n    If meet any bug, please report to <leaflet@leafok.com>\n\n");
}

static void arg_help(void)
{
        arg_usage();

        exit(0);
}

static void arg_version(void)
{
        fprintf(stderr, "%s\n", APP_INFO);
        fprintf(stderr, "%s\n", COPYRIGHT_INFO);

        exit(0);
}

static void arg_display_log(void)
{
        std_log_redir = 1;
}

static void arg_display_error_log(void)
{
        error_log_redir = 1;
}

static void arg_compile_info(void)
{
        fprintf(stderr, "%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
        );

        exit(0);
}

static void arg_error(void)
{
        fprintf(stderr, "Invalid arguments\n");
        arg_usage();

        exit(1);
}

int main(int argc, char *argv[])
{
        char file_path_temp[FILE_PATH_LEN];
        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++)
        {
                for (j = 0; j < arg_options_count; j++)
                {
                        if (arg_options[j].short_arg && strcmp(argv[i], arg_options[j].short_arg) == 0)
                        {
                                arg_options[j].handler();
                                break;
                        }
                        else if (arg_options[j].long_arg && strcmp(argv[i], arg_options[j].long_arg) == 0)
                        {
                                arg_options[j].handler();
                                break;
                        }
                }
                if (j == arg_options_count)
                {
                        arg_error();
                        return -1;
                }
        }

        // Initialize daemon
        if (daemon_service)
        {
                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;
        }

        fprintf(stderr, "%s\n", APP_INFO);

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

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

        log_common("Starting %s", 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", 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)", 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)", 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", VAR_ARTICLE_BLOCK_SHM);
                goto cleanup;
        }
        fclose(fp);
        if ((fp = fopen(VAR_SECTION_LIST_SHM, "w")) == NULL)
        {
                log_error("fopen(%s) error", VAR_SECTION_LIST_SHM);
                goto cleanup;
        }
        fclose(fp);
        if ((fp = fopen(VAR_TRIE_DICT_SHM, "w")) == NULL)
        {
                log_error("fopen(%s) error", VAR_TRIE_DICT_SHM);
                goto cleanup;
        }
        fclose(fp);
        if ((fp = fopen(VAR_USER_LIST_SHM, "w")) == NULL)
        {
                log_error("fopen(%s) error", 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", 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", 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", VAR_SECTION_LIST_SHM);
                goto cleanup;
        }

        // Init LML module
        if (lml_init() < 0)
        {
                log_error("lml_init() error");
                goto cleanup;
        }

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

        // Load menus
        if (load_menu(&bbs_menu, CONF_MENU) < 0)
        {
                log_error("load_menu(bbs_menu) error");
                goto cleanup;
        }
        if (load_menu(&top10_menu, CONF_TOP10_MENU) < 0)
        {
                log_error("load_menu(top10_menu) error");
                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", 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", VAR_USER_LIST_SHM);
                goto cleanup;
        }
        if (user_list_pool_reload(0) < 0)
        {
                log_error("user_list_pool_reload(all_user) error");
                goto cleanup;
        }
        if (user_list_pool_reload(1) < 0)
        {
                log_error("user_list_pool_reload(online_user) error");
                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");
                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", 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", article_block_article_count(), article_block_last_aid());

        if ((ret = user_stat_update()) < 0)
        {
                log_error("user_stat_update() error");
                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", errno);
                goto cleanup;
        }
        act.sa_handler = sig_chld_handler;
        if (sigaction(SIGCHLD, &act, NULL) == -1)
        {
                log_error("set signal action of SIGCHLD error: %d", errno);
                goto cleanup;
        }
        act.sa_handler = sig_term_handler;
        if (sigaction(SIGTERM, &act, NULL) == -1)
        {
                log_error("set signal action of SIGTERM error: %d", errno);
                goto cleanup;
        }
        act.sa_handler = SIG_IGN;
        if (sigaction(SIGPIPE, &act, NULL) == -1)
        {
                log_error("set signal action of SIGPIPE error: %d", errno);
                goto cleanup;
        }
        act.sa_handler = SIG_IGN;
        if (sigaction(SIGUSR1, &act, NULL) == -1)
        {
                log_error("set signal action of SIGUSR1 error: %d", errno);
                goto cleanup;
        }

        // Launch section_list_loader process
        if (section_list_loader_launch() < 0)
        {
                log_error("section_list_loader_launch() error");
                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)", 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)", section_list_loader_pid, errno);
                }
                else if (ret == 0)
                {
                        log_common("Force kill section_list_loader process (%d)", section_list_loader_pid);
                        if (kill(section_list_loader_pid, SIGKILL) < 0)
                        {
                                log_error("Send SIGKILL signal failed (%d)", 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", data_files_load_startup[i]);
                }
        }

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

        // Cleanup LML module
        lml_cleanup();

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

        log_common("Main process exit normally");

        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	1.93	* Copyright (C) 2004-2026 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	1.91	#include "lml.h"
20	sysadm	1.20	#include "log.h"
21	sysadm	1.9	#include "menu.h"
22	sysadm	1.55	#include "net_server.h"
23	sysadm	1.42	#include "section_list_loader.h"
24	sysadm	1.63	#include "user_list.h"
25	sysadm	1.48	#include <errno.h>
26	sysadm	1.55	#include <libgen.h>
27	sysadm	1.73	#include <locale.h>
28	sysadm	1.55	#include <signal.h>
29	sysadm	1.56	#include <stdio.h>
30	sysadm	1.20	#include <stdlib.h>
31	sysadm	1.7	#include <string.h>
32	sysadm	1.20	#include <unistd.h>
33	sysadm	1.55	#include <sys/stat.h>
34	sysadm	1.15	#include <sys/types.h>
35	sysadm	1.80	#include <sys/wait.h>
36	sysadm	1.1
37	sysadm	1.92	typedef void (*arg_option_handler_t)(void);
38
39			struct arg_option_t
40			{
41			const char *short_arg;
42			const char *long_arg;
43			const char *description;
44			arg_option_handler_t handler;
45			};
46			typedef struct arg_option_t ARG_OPTION;
47
48			static void arg_foreground(void);
49			static void arg_help(void);
50			static void arg_version(void);
51			static void arg_display_log(void);
52			static void arg_display_error_log(void);
53			static void arg_compile_info(void);
54			static void arg_error(void);
55
56			static const ARG_OPTION arg_options[] = {
57			{"-f", "--foreground", "Run in foreground", arg_foreground},
58			{"-h", "--help", "Display help message", arg_help},
59			{"-v", "--version", "Display version information", arg_version},
60			{NULL, "--display-log", "Display standard log information", arg_display_log},
61			{NULL, "--display-error-log", "Display error log information", arg_display_error_log},
62			{"-C", "--compile-config", "Display compile configuration", arg_compile_info}};
63
64			static const int arg_options_count = sizeof(arg_options) / sizeof(ARG_OPTION);
65
66			static int daemon_service = 1;
67			static int std_log_redir = 0;
68			static int error_log_redir = 0;
69
70			static void arg_foreground(void)
71			{
72			daemon_service = 0;
73			}
74
75	sysadm	1.94	static void arg_usage(void)
76	sysadm	1.6	{
77	sysadm	1.94	fprintf(stderr, "Usage: bbsd [-fhvC] [...]\n\n");
78	sysadm	1.92
79			for (int i = 0; i < arg_options_count; i++)
80			{
81			fprintf(stderr, "%s%s%s%s%s\n",
82			arg_options[i].short_arg ? arg_options[i].short_arg : "",
83			8 - (arg_options[i].short_arg ? (int)strlen(arg_options[i].short_arg) : 0), "",
84			arg_options[i].long_arg ? arg_options[i].long_arg : "",
85			24 - (arg_options[i].long_arg ? (int)strlen(arg_options[i].long_arg) : 0), "",
86			arg_options[i].description ? arg_options[i].description : "");
87			}
88
89			fprintf(stderr, "\n If meet any bug, please report to <leaflet@leafok.com>\n\n");
90	sysadm	1.6	}
91
92	sysadm	1.94	static void arg_help(void)
93			{
94			arg_usage();
95
96			exit(0);
97			}
98
99	sysadm	1.92	static void arg_version(void)
100	sysadm	1.6	{
101	sysadm	1.94	fprintf(stderr, "%s\n", APP_INFO);
102			fprintf(stderr, "%s\n", COPYRIGHT_INFO);
103
104			exit(0);
105	sysadm	1.92	}
106
107			static void arg_display_log(void)
108			{
109			std_log_redir = 1;
110			}
111
112			static void arg_display_error_log(void)
113			{
114			error_log_redir = 1;
115	sysadm	1.6	}
116
117	sysadm	1.92	static void arg_compile_info(void)
118	sysadm	1.87	{
119	sysadm	1.94	fprintf(stderr, "%s\n"
120			"--enable-shared\t\t[%s]\n"
121			"--enable-systemd\t[%s]\n"
122			"--with-debug\t\t[%s]\n"
123			"--with-epoll\t\t[%s]\n"
124			"--with-mariadb\t\t[%s]\n"
125			"--with-sysv\t\t[%s]\n",
126			APP_INFO,
127	sysadm	1.87	#ifdef _ENABLE_SHARED
128	sysadm	1.94	"yes",
129	sysadm	1.87	#else
130	sysadm	1.94	"no",
131	sysadm	1.87	#endif
132			#ifdef HAVE_SYSTEMD_SD_DAEMON_H
133	sysadm	1.94	"yes",
134	sysadm	1.87	#else
135	sysadm	1.94	"no",
136	sysadm	1.87	#endif
137			#ifdef _DEBUG
138	sysadm	1.94	"yes",
139	sysadm	1.87	#else
140	sysadm	1.94	"no",
141	sysadm	1.87	#endif
142			#ifdef HAVE_SYS_EPOLL_H
143	sysadm	1.94	"yes",
144	sysadm	1.87	#else
145	sysadm	1.94	"no",
146	sysadm	1.87	#endif
147			#ifdef HAVE_MARIADB_CLIENT
148	sysadm	1.94	"yes",
149	sysadm	1.87	#else
150	sysadm	1.94	"no",
151	sysadm	1.87	#endif
152			#ifdef HAVE_SYSTEM_V
153	sysadm	1.94	"yes"
154	sysadm	1.87	#else
155	sysadm	1.94	"no"
156	sysadm	1.87	#endif
157			);
158	sysadm	1.94
159			exit(0);
160	sysadm	1.87	}
161
162	sysadm	1.92	static void arg_error(void)
163			{
164			fprintf(stderr, "Invalid arguments\n");
165	sysadm	1.94	arg_usage();
166
167			exit(1);
168	sysadm	1.92	}
169
170	sysadm	1.18	int main(int argc, char *argv[])
171	sysadm	1.1	{
172	sysadm	1.21	char file_path_temp[FILE_PATH_LEN];
173	sysadm	1.42	FILE *fp;
174	sysadm	1.47	int ret;
175			int last_aid;
176	sysadm	1.52	struct sigaction act = {0};
177	sysadm	1.80	int i;
178			int j;
179	sysadm	1.88	struct stat file_stat;
180	sysadm	1.18
181			// Parse args
182	sysadm	1.80	for (i = 1; i < argc; i++)
183	sysadm	1.12	{
184	sysadm	1.92	for (j = 0; j < arg_options_count; j++)
185	sysadm	1.12	{
186	sysadm	1.92	if (arg_options[j].short_arg && strcmp(argv[i], arg_options[j].short_arg) == 0)
187	sysadm	1.18	{
188	sysadm	1.92	arg_options[j].handler();
189			break;
190	sysadm	1.18	}
191	sysadm	1.92	else if (arg_options[j].long_arg && strcmp(argv[i], arg_options[j].long_arg) == 0)
192	sysadm	1.18	{
193	sysadm	1.92	arg_options[j].handler();
194			break;
195	sysadm	1.18	}
196	sysadm	1.92	}
197			if (j == arg_options_count)
198			{
199			arg_error();
200			return -1;
201	sysadm	1.12	}
202			}
203
204	sysadm	1.18	// Initialize daemon
205	sysadm	1.92	if (daemon_service)
206	sysadm	1.20	{
207	sysadm	1.31	init_daemon();
208	sysadm	1.20	}
209	sysadm	1.18
210			// Change current dir
211	sysadm	1.21	strncpy(file_path_temp, argv[0], sizeof(file_path_temp) - 1);
212	sysadm	1.22	file_path_temp[sizeof(file_path_temp) - 1] = '\0';
213
214	sysadm	1.61	if (chdir(dirname(file_path_temp)) < 0)
215			{
216			fprintf(stderr, "chdir(%s) error: %d\n", dirname(file_path_temp), errno);
217			return -1;
218			}
219			if (chdir("..") < 0)
220			{
221			fprintf(stderr, "chdir(..) error: %d\n", errno);
222			return -1;
223			}
224	sysadm	1.18
225	sysadm	1.73	// Apply the specified locale
226			if (setlocale(LC_ALL, "en_US.UTF-8") == NULL)
227			{
228			fprintf(stderr, "setlocale(LC_ALL, en_US.UTF-8) error\n");
229			return -1;
230			}
231
232	sysadm	1.94	fprintf(stderr, "%s\n", APP_INFO);
233
234	sysadm	1.18	// Initialize log
235	sysadm	1.21	if (log_begin(LOG_FILE_INFO, LOG_FILE_ERROR) < 0)
236			{
237	sysadm	1.30	return -1;
238	sysadm	1.21	}
239	sysadm	1.18
240	sysadm	1.92	if ((!daemon_service) && std_log_redir)
241	sysadm	1.21	{
242	sysadm	1.50	log_common_redir(STDERR_FILENO);
243	sysadm	1.21	}
244	sysadm	1.92	if ((!daemon_service) && error_log_redir)
245	sysadm	1.21	{
246	sysadm	1.50	log_error_redir(STDERR_FILENO);
247	sysadm	1.21	}
248	sysadm	1.18
249	sysadm	1.90	log_common("Starting %s", APP_INFO);
250	sysadm	1.51
251	sysadm	1.18	// Load configuration
252	sysadm	1.26	if (load_conf(CONF_BBSD) < 0)
253			{
254	sysadm	1.30	return -2;
255	sysadm	1.26	}
256	sysadm	1.18
257	sysadm	1.72	// Load BWF config
258			if (bwf_load(CONF_BWF) < 0)
259			{
260			return -2;
261			}
262
263	sysadm	1.88	// Get EULA modification tm
264			if (stat(DATA_EULA, &file_stat) == -1)
265			{
266	sysadm	1.90	log_error("stat(%s) error", DATA_EULA, errno);
267	sysadm	1.88	goto cleanup;
268			}
269			BBS_eula_tm = file_stat.st_mtim.tv_sec;
270
271	sysadm	1.48	// Check article cache dir
272	sysadm	1.49	ret = mkdir(VAR_ARTICLE_CACHE_DIR, 0750);
273	sysadm	1.48	if (ret == -1 && errno != EEXIST)
274			{
275	sysadm	1.90	log_error("mkdir(%s) error (%d)", VAR_ARTICLE_CACHE_DIR, errno);
276	sysadm	1.48	goto cleanup;
277			}
278
279	sysadm	1.68	// Check section aid location dir
280			ret = mkdir(VAR_SECTION_AID_LOC_DIR, 0750);
281			if (ret == -1 && errno != EEXIST)
282			{
283	sysadm	1.90	log_error("mkdir(%s) error (%d)", VAR_SECTION_AID_LOC_DIR, errno);
284	sysadm	1.68	goto cleanup;
285			}
286
287	sysadm	1.42	// Initialize data pools
288	sysadm	1.63	if ((fp = fopen(VAR_ARTICLE_BLOCK_SHM, "w")) == NULL)
289			{
290	sysadm	1.90	log_error("fopen(%s) error", VAR_ARTICLE_BLOCK_SHM);
291	sysadm	1.63	goto cleanup;
292			}
293			fclose(fp);
294			if ((fp = fopen(VAR_SECTION_LIST_SHM, "w")) == NULL)
295	sysadm	1.42	{
296	sysadm	1.90	log_error("fopen(%s) error", VAR_SECTION_LIST_SHM);
297	sysadm	1.43	goto cleanup;
298	sysadm	1.42	}
299			fclose(fp);
300	sysadm	1.63	if ((fp = fopen(VAR_TRIE_DICT_SHM, "w")) == NULL)
301	sysadm	1.42	{
302	sysadm	1.90	log_error("fopen(%s) error", VAR_TRIE_DICT_SHM);
303	sysadm	1.43	goto cleanup;
304	sysadm	1.42	}
305			fclose(fp);
306	sysadm	1.63	if ((fp = fopen(VAR_USER_LIST_SHM, "w")) == NULL)
307	sysadm	1.42	{
308	sysadm	1.90	log_error("fopen(%s) error", VAR_USER_LIST_SHM);
309	sysadm	1.43	goto cleanup;
310	sysadm	1.42	}
311			fclose(fp);
312
313			if (trie_dict_init(VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL) < 0)
314	sysadm	1.39	{
315	sysadm	1.90	log_error("trie_dict_init(%s, %d) error", VAR_TRIE_DICT_SHM, TRIE_NODE_PER_POOL);
316	sysadm	1.43	goto cleanup;
317	sysadm	1.39	}
318	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)
319	sysadm	1.42	{
320	sysadm	1.90	log_error("article_block_init(%s, %d) error", VAR_ARTICLE_BLOCK_SHM, BBS_article_limit_per_section * BBS_max_section / BBS_article_count_per_block);
321	sysadm	1.43	goto cleanup;
322	sysadm	1.42	}
323			if (section_list_init(VAR_SECTION_LIST_SHM) < 0)
324			{
325	sysadm	1.90	log_error("section_list_pool_init(%s) error", VAR_SECTION_LIST_SHM);
326	sysadm	1.43	goto cleanup;
327	sysadm	1.42	}
328	sysadm	1.39
329	sysadm	1.91	// Init LML module
330			if (lml_init() < 0)
331			{
332			log_error("lml_init() error");
333			goto cleanup;
334			}
335
336	sysadm	1.36	// Load BBS cmd
337			if (load_cmd() < 0)
338			{
339	sysadm	1.91	log_error("load_cmd() error");
340	sysadm	1.43	goto cleanup;
341	sysadm	1.36	}
342
343	sysadm	1.18	// Load menus
344	sysadm	1.59	if (load_menu(&bbs_menu, CONF_MENU) < 0)
345	sysadm	1.32	{
346	sysadm	1.90	log_error("load_menu(bbs_menu) error");
347	sysadm	1.43	goto cleanup;
348	sysadm	1.26	}
349	sysadm	1.62	if (load_menu(&top10_menu, CONF_TOP10_MENU) < 0)
350			{
351	sysadm	1.90	log_error("load_menu(top10_menu) error");
352	sysadm	1.62	goto cleanup;
353			}
354			top10_menu.allow_exit = 1;
355	sysadm	1.18
356	sysadm	1.34	// Load data files
357			for (int i = 0; i < data_files_load_startup_count; i++)
358			{
359	sysadm	1.39	if (load_file(data_files_load_startup[i]) < 0)
360	sysadm	1.34	{
361	sysadm	1.90	log_error("load_file(%s) error", data_files_load_startup[i]);
362	sysadm	1.34	}
363			}
364
365	sysadm	1.64	// Load user_list and online_user_list
366	sysadm	1.66	if (user_list_pool_init(VAR_USER_LIST_SHM) < 0)
367	sysadm	1.64	{
368	sysadm	1.90	log_error("user_list_pool_init(%s) error", VAR_USER_LIST_SHM);
369	sysadm	1.64	goto cleanup;
370			}
371			if (user_list_pool_reload(0) < 0)
372			{
373	sysadm	1.90	log_error("user_list_pool_reload(all_user) error");
374	sysadm	1.64	goto cleanup;
375			}
376			if (user_list_pool_reload(1) < 0)
377			{
378	sysadm	1.90	log_error("user_list_pool_reload(online_user) error");
379	sysadm	1.64	goto cleanup;
380			}
381
382	sysadm	1.60	// Load section config and gen_ex
383			if (load_section_config_from_db(1) < 0)
384	sysadm	1.42	{
385	sysadm	1.90	log_error("load_section_config_from_db(0) error");
386	sysadm	1.43	goto cleanup;
387	sysadm	1.42	}
388
389	sysadm	1.46	set_last_article_op_log_from_db();
390	sysadm	1.47	last_aid = 0;
391
392	sysadm	1.45	// Load section articles
393	sysadm	1.47	do
394	sysadm	1.43	{
395	sysadm	1.47	if ((ret = append_articles_from_db(last_aid + 1, 1, LOAD_ARTICLE_COUNT_LIMIT)) < 0)
396			{
397	sysadm	1.90	log_error("append_articles_from_db(0, 1, %d) error", LOAD_ARTICLE_COUNT_LIMIT);
398	sysadm	1.47	goto cleanup;
399			}
400
401			last_aid = article_block_last_aid();
402			} while (ret == LOAD_ARTICLE_COUNT_LIMIT);
403	sysadm	1.43
404	sysadm	1.90	log_common("Initially load %d articles, last_aid = %d", article_block_article_count(), article_block_last_aid());
405	sysadm	1.43
406	sysadm	1.65	if ((ret = user_stat_update()) < 0)
407			{
408	sysadm	1.90	log_error("user_stat_update() error");
409	sysadm	1.65	goto cleanup;
410			}
411
412	sysadm	1.18	// Set signal handler
413	sysadm	1.52	act.sa_handler = sig_hup_handler;
414			if (sigaction(SIGHUP, &act, NULL) == -1)
415			{
416	sysadm	1.90	log_error("set signal action of SIGHUP error: %d", errno);
417	sysadm	1.52	goto cleanup;
418			}
419			act.sa_handler = sig_chld_handler;
420			if (sigaction(SIGCHLD, &act, NULL) == -1)
421			{
422	sysadm	1.90	log_error("set signal action of SIGCHLD error: %d", errno);
423	sysadm	1.52	goto cleanup;
424			}
425			act.sa_handler = sig_term_handler;
426			if (sigaction(SIGTERM, &act, NULL) == -1)
427			{
428	sysadm	1.90	log_error("set signal action of SIGTERM error: %d", errno);
429	sysadm	1.52	goto cleanup;
430			}
431	sysadm	1.75	act.sa_handler = SIG_IGN;
432	sysadm	1.89	if (sigaction(SIGPIPE, &act, NULL) == -1)
433			{
434	sysadm	1.90	log_error("set signal action of SIGPIPE error: %d", errno);
435	sysadm	1.89	goto cleanup;
436			}
437			act.sa_handler = SIG_IGN;
438	sysadm	1.75	if (sigaction(SIGUSR1, &act, NULL) == -1)
439			{
440	sysadm	1.90	log_error("set signal action of SIGUSR1 error: %d", errno);
441	sysadm	1.75	goto cleanup;
442			}
443	sysadm	1.18
444	sysadm	1.45	// Launch section_list_loader process
445			if (section_list_loader_launch() < 0)
446			{
447	sysadm	1.90	log_error("section_list_loader_launch() error");
448	sysadm	1.45	goto cleanup;
449			}
450
451	sysadm	1.18	// Initialize socket server
452	sysadm	1.33	net_server(BBS_address, BBS_port);
453	sysadm	1.18
454	sysadm	1.43	cleanup:
455	sysadm	1.80	// Cleanup loader process if still running
456			if (SYS_child_process_count > 0)
457			{
458			SYS_child_exit = 0;
459	sysadm	1.87
460	sysadm	1.80	if (kill(section_list_loader_pid, SIGTERM) < 0)
461			{
462	sysadm	1.90	log_error("Send SIGTERM signal failed (%d)", errno);
463	sysadm	1.80	}
464
465	sysadm	1.87	for (i = 0; SYS_child_exit == 0 && i < 5; i++)
466	sysadm	1.80	{
467			sleep(1); // second
468			}
469
470			if ((ret = waitpid(section_list_loader_pid, NULL, WNOHANG)) < 0)
471			{
472	sysadm	1.90	log_error("waitpid(%d) error (%d)", section_list_loader_pid, errno);
473	sysadm	1.80	}
474			else if (ret == 0)
475			{
476	sysadm	1.90	log_common("Force kill section_list_loader process (%d)", section_list_loader_pid);
477	sysadm	1.80	if (kill(section_list_loader_pid, SIGKILL) < 0)
478			{
479	sysadm	1.90	log_error("Send SIGKILL signal failed (%d)", errno);
480	sysadm	1.80	}
481			}
482			}
483
484	sysadm	1.34	// Cleanup loaded data files
485	sysadm	1.83	for (int i = 0; i < data_files_load_startup_count; i++)
486			{
487			if (unload_file(data_files_load_startup[i]) < 0)
488			{
489	sysadm	1.90	log_error("unload_file(%s) error", data_files_load_startup[i]);
490	sysadm	1.83	}
491			}
492	sysadm	1.42
493	sysadm	1.32	// Cleanup menu
494	sysadm	1.59	unload_menu(&bbs_menu);
495	sysadm	1.62	unload_menu(&top10_menu);
496	sysadm	1.15
497	sysadm	1.91	// Cleanup LML module
498			lml_cleanup();
499
500	sysadm	1.42	// Cleanup data pools
501			section_list_cleanup();
502			article_block_cleanup();
503	sysadm	1.39	trie_dict_cleanup();
504	sysadm	1.63	user_list_pool_cleanup();
505	sysadm	1.39
506	sysadm	1.42	if (unlink(VAR_ARTICLE_BLOCK_SHM) < 0)
507			{
508	sysadm	1.90	log_error("unlink(%s) error", VAR_ARTICLE_BLOCK_SHM);
509	sysadm	1.42	}
510			if (unlink(VAR_SECTION_LIST_SHM) < 0)
511			{
512	sysadm	1.90	log_error("unlink(%s) error", VAR_SECTION_LIST_SHM);
513	sysadm	1.42	}
514	sysadm	1.63	if (unlink(VAR_TRIE_DICT_SHM) < 0)
515			{
516	sysadm	1.90	log_error("unlink(%s) error", VAR_TRIE_DICT_SHM);
517	sysadm	1.63	}
518			if (unlink(VAR_USER_LIST_SHM) < 0)
519			{
520	sysadm	1.90	log_error("unlink(%s) error", VAR_SECTION_LIST_SHM);
521	sysadm	1.63	}
522	sysadm	1.42
523	sysadm	1.90	log_common("Main process exit normally");
524	sysadm	1.42
525	sysadm	1.57	log_end();
526
527	sysadm	1.30	return 0;
528	sysadm	1.1	}
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