| 38 |
#include <sys/wait.h> |
#include <sys/wait.h> |
| 39 |
#include <sys/epoll.h> |
#include <sys/epoll.h> |
| 40 |
#include <arpa/inet.h> |
#include <arpa/inet.h> |
| 41 |
|
#include <netinet/in.h> |
| 42 |
#include <systemd/sd-daemon.h> |
#include <systemd/sd-daemon.h> |
| 43 |
|
#include <libssh/server.h> |
| 44 |
|
|
| 45 |
struct process_sockaddr_t |
struct process_sockaddr_t |
| 46 |
{ |
{ |
| 49 |
}; |
}; |
| 50 |
typedef struct process_sockaddr_t PROCESS_SOCKADDR; |
typedef struct process_sockaddr_t PROCESS_SOCKADDR; |
| 51 |
|
|
| 52 |
static PROCESS_SOCKADDR process_sockaddr_pool[MAX_CLIENTS_LIMIT]; |
static PROCESS_SOCKADDR process_sockaddr_pool[MAX_CLIENT_LIMIT]; |
| 53 |
|
|
| 54 |
int net_server(const char *hostaddr, in_port_t port) |
int net_server(const char *hostaddr, in_port_t port) |
| 55 |
{ |
{ |
| 56 |
|
ssh_bind sshbind; |
| 57 |
unsigned int namelen; |
unsigned int namelen; |
| 58 |
int ret; |
int ret; |
| 59 |
int flags; |
int flags; |
| 65 |
MENU_SET *p_bbs_menu_new; |
MENU_SET *p_bbs_menu_new; |
| 66 |
int i, j; |
int i, j; |
| 67 |
pid_t pid; |
pid_t pid; |
| 68 |
|
int ssh_log_level = SSH_LOG_NOLOG; |
| 69 |
|
|
| 70 |
|
ssh_init(); |
| 71 |
|
|
| 72 |
|
sshbind = ssh_bind_new(); |
| 73 |
|
|
| 74 |
|
if (ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDADDR, hostaddr) < 0 || |
| 75 |
|
ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDPORT, &port) < 0 || |
| 76 |
|
ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HOSTKEY, SSH_HOST_KEYFILE) < 0 || |
| 77 |
|
ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_LOG_VERBOSITY, &ssh_log_level) < 0) |
| 78 |
|
{ |
| 79 |
|
log_error("Error setting SSH bind options: %s\n", ssh_get_error(sshbind)); |
| 80 |
|
ssh_bind_free(sshbind); |
| 81 |
|
return -1; |
| 82 |
|
} |
| 83 |
|
|
| 84 |
socket_server = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); |
socket_server = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); |
| 85 |
|
|
| 86 |
if (socket_server < 0) |
if (socket_server < 0) |
| 123 |
port_server = ntohs(sin.sin_port); |
port_server = ntohs(sin.sin_port); |
| 124 |
namelen = sizeof(sin); |
namelen = sizeof(sin); |
| 125 |
|
|
| 126 |
log_std("Listening at %s:%d\n", hostaddr_server, port_server); |
log_common("Listening at %s:%d\n", hostaddr_server, port_server); |
| 127 |
|
|
| 128 |
epollfd = epoll_create1(0); |
epollfd = epoll_create1(0); |
| 129 |
if (epollfd < 0) |
if (epollfd < 0) |
| 172 |
SYS_child_exit = 1; // Retry waitid |
SYS_child_exit = 1; // Retry waitid |
| 173 |
|
|
| 174 |
SYS_child_process_count--; |
SYS_child_process_count--; |
| 175 |
log_std("Child process (%d) exited\n", siginfo.si_pid); |
log_common("Child process (%d) exited\n", siginfo.si_pid); |
| 176 |
|
|
| 177 |
if (siginfo.si_pid != section_list_loader_pid) |
if (siginfo.si_pid != section_list_loader_pid) |
| 178 |
{ |
{ |
| 204 |
|
|
| 205 |
if (SYS_server_exit && !SYS_child_exit && SYS_child_process_count > 0) |
if (SYS_server_exit && !SYS_child_exit && SYS_child_process_count > 0) |
| 206 |
{ |
{ |
| 207 |
log_std("Notify %d child process to exit\n", SYS_child_process_count); |
log_common("Notify %d child process to exit\n", SYS_child_process_count); |
| 208 |
if (kill(0, SIGTERM) < 0) |
if (kill(0, SIGTERM) < 0) |
| 209 |
{ |
{ |
| 210 |
log_error("Send SIGTERM signal failed (%d)\n", errno); |
log_error("Send SIGTERM signal failed (%d)\n", errno); |
| 245 |
p_bbs_menu = p_bbs_menu_new; |
p_bbs_menu = p_bbs_menu_new; |
| 246 |
p_bbs_menu_new = NULL; |
p_bbs_menu_new = NULL; |
| 247 |
|
|
| 248 |
log_std("Reload menu successfully\n"); |
log_common("Reload menu successfully\n"); |
| 249 |
} |
} |
| 250 |
|
|
| 251 |
sd_notify(0, "READY=1"); |
sd_notify(0, "READY=1"); |
| 264 |
} |
} |
| 265 |
} |
} |
| 266 |
|
|
| 267 |
log_std("Reload data files successfully\n"); |
log_common("Reload data files successfully\n"); |
| 268 |
sd_notify(0, "READY=1"); |
sd_notify(0, "READY=1"); |
| 269 |
} |
} |
| 270 |
|
|
| 325 |
|
|
| 326 |
port_client = ntohs(sin.sin_port); |
port_client = ntohs(sin.sin_port); |
| 327 |
|
|
| 328 |
log_std("Accept connection from %s:%d\n", hostaddr_client, port_client); |
log_common("Accept connection from %s:%d\n", hostaddr_client, port_client); |
| 329 |
|
|
| 330 |
if (SYS_child_process_count - 1 < BBS_max_client) |
if (SYS_child_process_count - 1 < BBS_max_client) |
| 331 |
{ |
{ |
| 337 |
j++; |
j++; |
| 338 |
if (j >= BBS_max_client_per_ip) |
if (j >= BBS_max_client_per_ip) |
| 339 |
{ |
{ |
| 340 |
log_error("Too many client connections (%d) from %s\n", j, hostaddr_client); |
log_common("Too many client connections (%d) from %s\n", j, hostaddr_client); |
| 341 |
break; |
break; |
| 342 |
} |
} |
| 343 |
} |
} |
| 345 |
|
|
| 346 |
if (j < BBS_max_client_per_ip) |
if (j < BBS_max_client_per_ip) |
| 347 |
{ |
{ |
| 348 |
if ((pid = fork_server()) < 0) |
if ((pid = fork_server(sshbind)) < 0) |
| 349 |
{ |
{ |
| 350 |
log_error("fork_server() error\n"); |
log_error("fork_server() error\n"); |
| 351 |
} |
} |
| 398 |
log_error("Close server socket failed\n"); |
log_error("Close server socket failed\n"); |
| 399 |
} |
} |
| 400 |
|
|
| 401 |
|
ssh_bind_free(sshbind); |
| 402 |
|
ssh_finalize(); |
| 403 |
|
|
| 404 |
return 0; |
return 0; |
| 405 |
} |
} |