/* return 0 if there isn't a display running, nonzero otherwise */
static int DEFAULT_CC
x_server_running(int display)
{
char text[256];
int x_running;
g_sprintf(text, "/tmp/.X11-unix/X%d", display);
x_running = g_file_exist(text);
if (!x_running)
{
g_sprintf(text, "/tmp/.X%d-lock", display);
x_running = g_file_exist(text);
}
return x_running;
}
/* called with the main thread */
static int APP_CC
session_reconnect_fork(int display, char *username)
{
int pid;
char text[256];
pid = g_fork();
if (pid == -1)
{
}
else if (pid == 0)
{
env_set_user(username, 0, display);
g_snprintf(text, 255, "%s/%s", XRDP_CFG_PATH, "reconnectwm.sh");
if (g_file_exist(text))
{
g_execlp3(text, g_cfg->default_wm, 0);
}
g_exit(0);
}
return display;
}
/**
*
* @brief checks if there's a server running on a display
* @param display the display to check
* @return 0 if there isn't a display running, nonzero otherwise
*
*/
static int DEFAULT_CC
x_server_running_check_ports(int display)
{
char text[256];
int x_running;
int sck;
g_sprintf(text, "/tmp/.X11-unix/X%d", display);
x_running = g_file_exist(text);
if (!x_running)
{
g_sprintf(text, "/tmp/.X%d-lock", display);
x_running = g_file_exist(text);
}
if (!x_running) /* check 59xx */
{
sck = g_tcp_socket();
g_sprintf(text, "59%2.2d", display);
x_running = g_tcp_bind(sck, text);
g_tcp_close(sck);
}
if (!x_running) /* check 60xx */
{
sck = g_tcp_socket();
g_sprintf(text, "60%2.2d", display);
x_running = g_tcp_bind(sck, text);
g_tcp_close(sck);
}
if (!x_running) /* check 62xx */
{
sck = g_tcp_socket();
g_sprintf(text, "62%2.2d", display);
x_running = g_tcp_bind(sck, text);
g_tcp_close(sck);
}
return x_running;
}
int APP_CC
dev_redir_process_write_io_request(int completion_id, int offset)
{
struct stream* s;
int fd;
char buffer[1024];
int size;
make_stream(s);
init_stream(s,1100);
actions[completion_id].last_req = IRP_MJ_WRITE;
log_message(&log_conf, LOG_LEVEL_DEBUG, "chansrv[dev_redir_process_write_io_request]:"
"process next io request[%s]",actions[completion_id].path);
out_uint16_le(s, RDPDR_CTYP_CORE);
out_uint16_le(s, PAKID_CORE_DEVICE_IOREQUEST);
out_uint32_le(s, actions[completion_id].device);
out_uint32_le(s, actions[completion_id].file_id);
out_uint32_le(s, completion_id);
out_uint32_le(s, IRP_MJ_WRITE); /* major version */
out_uint32_le(s, 0); /* minor version */
if(g_file_exist(actions[completion_id].path)){
fd = g_file_open(actions[completion_id].path);
g_file_seek(fd, offset);
size = g_file_read(fd, buffer, 1024);
out_uint32_le(s,size);
out_uint64_le(s,offset);
out_uint8s(s,20);
out_uint8p(s,buffer,size);
s_mark_end(s);
dev_redir_send(s);
actions[completion_id].message_id++;
free_stream(s);
return 0;
}
log_message(&log_conf, LOG_LEVEL_DEBUG, "chansrv[dev_redir_process_write_io_request]:"
"the file %s did not exists",actions[completion_id].path);
free_stream(s);
return 1;
}
/* called with the main thread */
static int APP_CC
session_start_fork(int width, int height, int bpp, char *username,
char *password, tbus data, tui8 type, char *domain,
char *program, char *directory, char *client_ip)
{
int display = 0;
int pid = 0;
int wmpid = 0;
int xpid = 0;
int i = 0;
char geometry[32];
char depth[32];
char screen[32];
char text[256];
char passwd_file[256];
char **pp1 = (char **)NULL;
struct session_chain *temp = (struct session_chain *)NULL;
struct list *xserver_params = (struct list *)NULL;
time_t ltime;
struct tm stime;
char execvpparams[2048];
/* initialize (zero out) local variables: */
g_memset(<ime, 0, sizeof(time_t));
g_memset(&stime, 0, sizeof(struct tm));
g_memset(geometry, 0, sizeof(char) * 32);
g_memset(depth, 0, sizeof(char) * 32);
g_memset(screen, 0, sizeof(char) * 32);
g_memset(text, 0, sizeof(char) * 256);
g_memset(passwd_file, 0, sizeof(char) * 256);
/* check to limit concurrent sessions */
if (g_session_count >= g_cfg->sess.max_sessions)
{
log_message(LOG_LEVEL_INFO, "max concurrent session limit "
"exceeded. login for user %s denied", username);
return 0;
}
temp = (struct session_chain *)g_malloc(sizeof(struct session_chain), 0);
if (temp == 0)
{
log_message(LOG_LEVEL_ERROR, "cannot create new chain "
"element - user %s", username);
return 0;
}
temp->item = (struct session_item *)g_malloc(sizeof(struct session_item), 0);
if (temp->item == 0)
{
g_free(temp);
log_message(LOG_LEVEL_ERROR, "cannot create new session "
"item - user %s", username);
return 0;
}
display = session_get_aval_display_from_chain();
if (display == 0)
{
g_free(temp->item);
g_free(temp);
return 0;
}
pid = g_fork();
if (pid == -1)
{
}
else if (pid == 0) /* child sesman */
{
g_tcp_close(g_sck);
g_tcp_close(g_thread_sck);
auth_start_session(data, display);
g_sprintf(geometry, "%dx%d", width, height);
g_sprintf(depth, "%d", bpp);
g_sprintf(screen, ":%d", display);
wmpid = g_fork();
if (wmpid == -1)
{
}
else if (wmpid == 0) /* child (child sesman) xserver */
{
wait_for_xserver(display);
env_set_user(username, 0, display);
if (x_server_running(display))
{
auth_set_env(data);
if (directory != 0)
{
if (directory[0] != 0)
{
g_set_current_dir(directory);
}
}
if (program != 0)
{
if (program[0] != 0)
{
g_execlp3(program, program, 0);
log_message(LOG_LEVEL_ALWAYS,
"error starting program %s for user %s - pid %d",
program, username, g_getpid());
}
}
/* try to execute user window manager if enabled */
if (g_cfg->enable_user_wm)
{
g_sprintf(text, "%s/%s", g_getenv("HOME"), g_cfg->user_wm);
if (g_file_exist(text))
{
g_execlp3(text, g_cfg->user_wm, 0);
log_message(LOG_LEVEL_ALWAYS, "error starting user "
"wm for user %s - pid %d", username, g_getpid());
/* logging parameters */
log_message(LOG_LEVEL_DEBUG, "errno: %d, "
"description: %s", errno, g_get_strerror());
log_message(LOG_LEVEL_DEBUG, "execlp3 parameter "
"list:");
log_message(LOG_LEVEL_DEBUG, " argv[0] = %s",
text);
log_message(LOG_LEVEL_DEBUG, " argv[1] = %s",
g_cfg->user_wm);
}
}
/* if we're here something happened to g_execlp3
so we try running the default window manager */
g_sprintf(text, "%s/%s", XRDP_CFG_PATH, g_cfg->default_wm);
g_execlp3(text, g_cfg->default_wm, 0);
log_message( LOG_LEVEL_ALWAYS, "error starting default "
"wm for user %s - pid %d", username, g_getpid());
/* logging parameters */
log_message( LOG_LEVEL_DEBUG, "errno: %d, description: "
"%s", errno, g_get_strerror());
log_message(LOG_LEVEL_DEBUG, "execlp3 parameter list:");
log_message(LOG_LEVEL_DEBUG, " argv[0] = %s",
text);
log_message(LOG_LEVEL_DEBUG, " argv[1] = %s",
g_cfg->default_wm);
/* still a problem starting window manager just start xterm */
g_execlp3("xterm", "xterm", 0);
/* should not get here */
log_message(LOG_LEVEL_ALWAYS, "error starting xterm "
"for user %s - pid %d", username, g_getpid());
/* logging parameters */
log_message(LOG_LEVEL_DEBUG, "errno: %d, description: "
"%s", errno, g_get_strerror());
}
else
{
log_message(LOG_LEVEL_ERROR, "another Xserver might "
"already be active on display %d - see log", display);
}
log_message(LOG_LEVEL_DEBUG, "aborting connection...");
g_exit(0);
}
else /* parent (child sesman) */
{
xpid = g_fork();
if (xpid == -1)
{
}
else if (xpid == 0) /* child */
{
env_set_user(username, passwd_file, display);
env_check_password_file(passwd_file, password);
if (type == SESMAN_SESSION_TYPE_XVNC)
{
xserver_params = list_create();
xserver_params->auto_free = 1;
/* these are the must have parameters */
list_add_item(xserver_params, (long)g_strdup("Xvnc"));
list_add_item(xserver_params, (long)g_strdup(screen));
list_add_item(xserver_params, (long)g_strdup("-geometry"));
list_add_item(xserver_params, (long)g_strdup(geometry));
list_add_item(xserver_params, (long)g_strdup("-depth"));
list_add_item(xserver_params, (long)g_strdup(depth));
list_add_item(xserver_params, (long)g_strdup("-rfbauth"));
list_add_item(xserver_params, (long)g_strdup(passwd_file));
/* additional parameters from sesman.ini file */
//config_read_xserver_params(SESMAN_SESSION_TYPE_XVNC,
// xserver_params);
list_append_list_strdup(g_cfg->vnc_params, xserver_params, 0);
/* make sure it ends with a zero */
list_add_item(xserver_params, 0);
pp1 = (char **)xserver_params->items;
log_message(LOG_LEVEL_INFO, "Xvnc start:%s", dumpItemsToString(xserver_params, execvpparams, 2048));
g_execvp("Xvnc", pp1);
}
else if (type == SESMAN_SESSION_TYPE_XRDP)
{
xserver_params = list_create();
xserver_params->auto_free = 1;
/* these are the must have parameters */
list_add_item(xserver_params, (long)g_strdup("X11rdp"));
list_add_item(xserver_params, (long)g_strdup(screen));
list_add_item(xserver_params, (long)g_strdup("-geometry"));
list_add_item(xserver_params, (long)g_strdup(geometry));
list_add_item(xserver_params, (long)g_strdup("-depth"));
list_add_item(xserver_params, (long)g_strdup(depth));
/* additional parameters from sesman.ini file */
//config_read_xserver_params(SESMAN_SESSION_TYPE_XRDP,
// xserver_params);
list_append_list_strdup(g_cfg->rdp_params, xserver_params, 0);
/* make sure it ends with a zero */
list_add_item(xserver_params, 0);
pp1 = (char **)xserver_params->items;
log_message(LOG_LEVEL_INFO, "X11rdp start:%s", dumpItemsToString(xserver_params, execvpparams, 2048));
g_execvp("X11rdp", pp1);
}
else
{
log_message(LOG_LEVEL_ALWAYS, "bad session type - "
"user %s - pid %d", username, g_getpid());
g_exit(1);
}
/* should not get here */
log_message(LOG_LEVEL_ALWAYS, "error starting X server "
"- user %s - pid %d", username, g_getpid());
/* logging parameters */
log_message(LOG_LEVEL_DEBUG, "errno: %d, description: "
"%s", errno, g_get_strerror());
log_message(LOG_LEVEL_DEBUG, "execve parameter list size: "
"%d", (xserver_params)->count);
for (i = 0; i < (xserver_params->count); i++)
{
log_message(LOG_LEVEL_DEBUG, " argv[%d] = %s",
i, (char *)list_get_item(xserver_params, i));
}
list_delete(xserver_params);
g_exit(1);
}
else /* parent (child sesman)*/
{
wait_for_xserver(display);
g_snprintf(text, 255, "%d", display);
g_setenv("XRDP_SESSVC_DISPLAY", text, 1);
g_snprintf(text, 255, ":%d.0", display);
g_setenv("DISPLAY", text, 1);
/* new style waiting for clients */
session_start_sessvc(xpid, wmpid, data, username, display);
}
}
}
else /* parent sesman process */
{
temp->item->pid = pid;
temp->item->display = display;
temp->item->width = width;
temp->item->height = height;
temp->item->bpp = bpp;
temp->item->data = data;
g_strncpy(temp->item->client_ip, client_ip, 255); /* store client ip data */
g_strncpy(temp->item->name, username, 255);
ltime = g_time1();
localtime_r(<ime, &stime);
temp->item->connect_time.year = (tui16)(stime.tm_year + 1900);
temp->item->connect_time.month = (tui8)stime.tm_mon;
temp->item->connect_time.day = (tui8)stime.tm_mday;
temp->item->connect_time.hour = (tui8)stime.tm_hour;
temp->item->connect_time.minute = (tui8)stime.tm_min;
zero_time(&(temp->item->disconnect_time));
zero_time(&(temp->item->idle_time));
temp->item->type = type;
temp->item->status = SESMAN_SESSION_STATUS_ACTIVE;
temp->next = g_sessions;
g_sessions = temp;
g_session_count++;
}
return display;
}
/* its the responsibility of the caller to free passwd_file */
int
env_set_user(const char *username, char **passwd_file, int display,
const struct list *env_names, const struct list *env_values)
{
int error;
int pw_uid;
int pw_gid;
int uid;
int index;
int len;
char *name;
char *value;
char *pw_shell;
char *pw_dir;
char text[256];
char hostname[256];
pw_shell = 0;
pw_dir = 0;
error = g_getuser_info(username, &pw_gid, &pw_uid, &pw_shell, &pw_dir, 0);
if (error == 0)
{
g_rm_temp_dir();
error = g_setgid(pw_gid);
if (error == 0)
{
error = g_initgroups(username, pw_gid);
}
if (error == 0)
{
uid = pw_uid;
error = g_setuid(uid);
}
g_mk_socket_path(0);
if (error == 0)
{
g_clearenv();
g_setenv("SHELL", pw_shell, 1);
g_setenv("PATH", "/sbin:/bin:/usr/bin:/usr/local/bin", 1);
g_setenv("USER", username, 1);
g_setenv("LOGNAME", username, 1);
g_sprintf(text, "%d", uid);
g_setenv("UID", text, 1);
g_setenv("HOME", pw_dir, 1);
g_set_current_dir(pw_dir);
g_sprintf(text, ":%d.0", display);
g_setenv("DISPLAY", text, 1);
g_setenv("XRDP_SESSION", "1", 1);
/* XRDP_SOCKET_PATH should be set even here, chansrv uses this */
g_setenv("XRDP_SOCKET_PATH", XRDP_SOCKET_PATH, 1);
/* pulse sink socket */
g_snprintf(text, sizeof(text) - 1, CHANSRV_PORT_OUT_BASE_STR, display);
g_setenv("XRDP_PULSE_SINK_SOCKET", text, 1);
/* pulse source socket */
g_snprintf(text, sizeof(text) - 1, CHANSRV_PORT_IN_BASE_STR, display);
g_setenv("XRDP_PULSE_SOURCE_SOCKET", text, 1);
if ((env_names != 0) && (env_values != 0) &&
(env_names->count == env_values->count))
{
for (index = 0; index < env_names->count; index++)
{
name = (char *) list_get_item(env_names, index),
value = (char *) list_get_item(env_values, index),
g_setenv(name, value, 1);
}
}
g_gethostname(hostname, 255);
hostname[255] = 0;
if (passwd_file != 0)
{
if (0 == g_cfg->auth_file_path)
{
/* if no auth_file_path is set, then we go for
$HOME/.vnc/sesman_passwd-USERNAME@HOSTNAME:DISPLAY */
if (!g_directory_exist(".vnc"))
{
if (g_mkdir(".vnc") < 0)
{
log_message(LOG_LEVEL_ERROR,
"Error creating .vnc directory: %s",
g_get_strerror());
}
}
len = g_snprintf(NULL, 0, "%s/.vnc/sesman_passwd-%s@%s:%d",
pw_dir, username, hostname, display);
*passwd_file = (char *) g_malloc(len + 1, 1);
if (*passwd_file != NULL)
{
/* Try legacy names first, remove if found */
g_sprintf(*passwd_file, "%s/.vnc/sesman_%s_passwd:%d",
pw_dir, username, display);
if (g_file_exist(*passwd_file))
{
log_message(LOG_LEVEL_WARNING, "Removing old "
"password file %s", *passwd_file);
g_file_delete(*passwd_file);
}
g_sprintf(*passwd_file, "%s/.vnc/sesman_%s_passwd",
pw_dir, username);
if (g_file_exist(*passwd_file))
{
log_message(LOG_LEVEL_WARNING, "Removing insecure "
"password file %s", *passwd_file);
g_file_delete(*passwd_file);
}
g_sprintf(*passwd_file, "%s/.vnc/sesman_passwd-%s@%s:%d",
pw_dir, username, hostname, display);
}
}
else
{
/* we use auth_file_path as requested */
len = g_snprintf(NULL, 0, g_cfg->auth_file_path, username);
*passwd_file = (char *) g_malloc(len + 1, 1);
if (*passwd_file != NULL)
{
g_sprintf(*passwd_file, g_cfg->auth_file_path, username);
}
}
if (*passwd_file != NULL)
{
LOG_DBG("pass file: %s", *passwd_file);
}
}
g_free(pw_dir);
g_free(pw_shell);
}
}
else
{
log_message(LOG_LEVEL_ERROR,
"error getting user info for user %s",
username);
}
return error;
}
int DEFAULT_CC
main(int argc, char **argv)
{
int test;
int host_be;
#if defined(_WIN32)
WSADATA w;
SC_HANDLE sc_man;
SC_HANDLE sc_ser;
int run_as_service;
SERVICE_TABLE_ENTRY te[2];
#else
int pid;
int fd;
int no_daemon;
char text[256];
char pid_file[256];
#endif
g_init();
ssl_init();
/* check compiled endian with actual endian */
test = 1;
host_be = !((int)(*(unsigned char *)(&test)));
#if defined(B_ENDIAN)
if (!host_be)
#endif
#if defined(L_ENDIAN)
if (host_be)
#endif
{
g_writeln("endian wrong, edit arch.h");
return 0;
}
/* check long, int and void* sizes */
if (sizeof(int) != 4)
{
g_writeln("unusable int size, must be 4");
return 0;
}
if (sizeof(long) != sizeof(void *))
{
g_writeln("long size must match void* size");
return 0;
}
if (sizeof(long) != 4 && sizeof(long) != 8)
{
g_writeln("unusable long size, must be 4 or 8");
return 0;
}
if (sizeof(tui64) != 8)
{
g_writeln("unusable tui64 size, must be 8");
return 0;
}
#if defined(_WIN32)
run_as_service = 1;
if (argc == 2)
{
if (g_strncasecmp(argv[1], "-help", 255) == 0 ||
g_strncasecmp(argv[1], "--help", 255) == 0 ||
g_strncasecmp(argv[1], "-h", 255) == 0)
{
g_writeln("");
g_writeln("xrdp: A Remote Desktop Protocol server.");
g_writeln("Copyright (C) Jay Sorg 2004-2011");
g_writeln("See http://xrdp.sourceforge.net for more information.");
g_writeln("");
g_writeln("Usage: xrdp [options]");
g_writeln(" -h: show help");
g_writeln(" -install: install service");
g_writeln(" -remove: remove service");
g_writeln("");
g_exit(0);
}
else if (g_strncasecmp(argv[1], "-install", 255) == 0 ||
g_strncasecmp(argv[1], "--install", 255) == 0 ||
g_strncasecmp(argv[1], "-i", 255) == 0)
{
/* open service manager */
sc_man = OpenSCManager(0, 0, GENERIC_WRITE);
if (sc_man == 0)
{
g_writeln("error OpenSCManager, do you have rights?");
g_exit(0);
}
/* check if service is allready installed */
sc_ser = OpenService(sc_man, "xrdp", SERVICE_ALL_ACCESS);
if (sc_ser == 0)
{
/* install service */
CreateService(sc_man, "xrdp", "xrdp", SERVICE_ALL_ACCESS,
SERVICE_WIN32_OWN_PROCESS, SERVICE_DEMAND_START,
SERVICE_ERROR_IGNORE, "c:\\temp\\xrdp\\xrdp.exe",
0, 0, 0, 0, 0);
}
else
{
g_writeln("error service is allready installed");
CloseServiceHandle(sc_ser);
CloseServiceHandle(sc_man);
g_exit(0);
}
CloseServiceHandle(sc_man);
g_exit(0);
}
else if (g_strncasecmp(argv[1], "-remove", 255) == 0 ||
g_strncasecmp(argv[1], "--remove", 255) == 0 ||
g_strncasecmp(argv[1], "-r", 255) == 0)
{
/* open service manager */
sc_man = OpenSCManager(0, 0, GENERIC_WRITE);
if (sc_man == 0)
{
g_writeln("error OpenSCManager, do you have rights?");
g_exit(0);
}
/* check if service is allready installed */
sc_ser = OpenService(sc_man, "xrdp", SERVICE_ALL_ACCESS);
if (sc_ser == 0)
{
g_writeln("error service is not installed");
CloseServiceHandle(sc_man);
g_exit(0);
}
DeleteService(sc_ser);
CloseServiceHandle(sc_man);
g_exit(0);
}
else
{
g_writeln("Unknown Parameter");
g_writeln("xrdp -h for help");
g_writeln("");
g_exit(0);
}
}
else if (argc > 1)
{
g_writeln("Unknown Parameter");
g_writeln("xrdp -h for help");
g_writeln("");
g_exit(0);
}
if (run_as_service)
{
g_memset(&te, 0, sizeof(te));
te[0].lpServiceName = "xrdp";
te[0].lpServiceProc = MyServiceMain;
StartServiceCtrlDispatcher(&te);
g_exit(0);
}
WSAStartup(2, &w);
#else /* _WIN32 */
g_snprintf(pid_file, 255, "%s/xrdp.pid", XRDP_PID_PATH);
no_daemon = 0;
if (argc == 2)
{
if ((g_strncasecmp(argv[1], "-kill", 255) == 0) ||
(g_strncasecmp(argv[1], "--kill", 255) == 0) ||
(g_strncasecmp(argv[1], "-k", 255) == 0))
{
g_writeln("stopping xrdp");
/* read the xrdp.pid file */
fd = -1;
if (g_file_exist(pid_file)) /* xrdp.pid */
{
fd = g_file_open(pid_file); /* xrdp.pid */
}
if (fd == -1)
{
g_writeln("problem opening to xrdp.pid");
g_writeln("maybe its not running");
}
else
{
g_memset(text, 0, 32);
g_file_read(fd, text, 31);
pid = g_atoi(text);
g_writeln("stopping process id %d", pid);
if (pid > 0)
{
g_sigterm(pid);
}
g_file_close(fd);
}
g_exit(0);
}
else if (g_strncasecmp(argv[1], "-nodaemon", 255) == 0 ||
g_strncasecmp(argv[1], "--nodaemon", 255) == 0 ||
g_strncasecmp(argv[1], "-nd", 255) == 0 ||
g_strncasecmp(argv[1], "--nd", 255) == 0 ||
g_strncasecmp(argv[1], "-ns", 255) == 0 ||
g_strncasecmp(argv[1], "--ns", 255) == 0)
{
no_daemon = 1;
}
else if (g_strncasecmp(argv[1], "-help", 255) == 0 ||
g_strncasecmp(argv[1], "--help", 255) == 0 ||
g_strncasecmp(argv[1], "-h", 255) == 0)
{
g_writeln("");
g_writeln("xrdp: A Remote Desktop Protocol server.");
g_writeln("Copyright (C) Jay Sorg 2004-2011");
g_writeln("See http://xrdp.sourceforge.net for more information.");
g_writeln("");
g_writeln("Usage: xrdp [options]");
g_writeln(" -h: show help");
g_writeln(" -nodaemon: don't fork into background");
g_writeln(" -kill: shut down xrdp");
g_writeln("");
g_exit(0);
}
else if ((g_strncasecmp(argv[1], "-v", 255) == 0) ||
(g_strncasecmp(argv[1], "--version", 255) == 0))
{
g_writeln("");
g_writeln("xrdp: A Remote Desktop Protocol server.");
g_writeln("Copyright (C) Jay Sorg 2004-2011");
g_writeln("See http://xrdp.sourceforge.net for more information.");
g_writeln("Version %s", PACKAGE_VERSION);
g_writeln("");
g_exit(0);
}
else
{
g_writeln("Unknown Parameter");
g_writeln("xrdp -h for help");
g_writeln("");
g_exit(0);
}
}
else if (argc > 1)
{
g_writeln("Unknown Parameter");
g_writeln("xrdp -h for help");
g_writeln("");
g_exit(0);
}
if (g_file_exist(pid_file)) /* xrdp.pid */
{
g_writeln("It looks like xrdp is allready running,");
g_writeln("if not delete the xrdp.pid file and try again");
g_exit(0);
}
if (!no_daemon)
{
/* make sure we can write to pid file */
fd = g_file_open(pid_file); /* xrdp.pid */
if (fd == -1)
{
g_writeln("running in daemon mode with no access to pid files, quitting");
g_exit(0);
}
if (g_file_write(fd, "0", 1) == -1)
{
g_writeln("running in daemon mode with no access to pid files, quitting");
g_exit(0);
}
g_file_close(fd);
g_file_delete(pid_file);
}
if (!no_daemon)
{
/* start of daemonizing code */
pid = g_fork();
if (pid == -1)
{
g_writeln("problem forking");
g_exit(1);
}
if (0 != pid)
{
g_writeln("process %d started ok", pid);
/* exit, this is the main process */
g_exit(0);
}
g_sleep(1000);
g_file_close(0);
g_file_close(1);
g_file_close(2);
g_file_open("/dev/null");
g_file_open("/dev/null");
g_file_open("/dev/null");
/* end of daemonizing code */
}
if (!no_daemon)
{
/* write the pid to file */
pid = g_getpid();
fd = g_file_open(pid_file); /* xrdp.pid */
if (fd == -1)
{
g_writeln("trying to write process id to xrdp.pid");
g_writeln("problem opening xrdp.pid");
g_writeln("maybe no rights");
}
else
{
g_sprintf(text, "%d", pid);
g_file_write(fd, text, g_strlen(text));
g_file_close(fd);
}
}
#endif
g_threadid = tc_get_threadid();
g_listen = xrdp_listen_create();
g_signal_user_interrupt(xrdp_shutdown); /* SIGINT */
g_signal_kill(xrdp_shutdown); /* SIGKILL */
g_signal_pipe(pipe_sig); /* SIGPIPE */
g_signal_terminate(xrdp_shutdown); /* SIGTERM */
g_sync_mutex = tc_mutex_create();
g_sync1_mutex = tc_mutex_create();
pid = g_getpid();
g_snprintf(text, 255, "xrdp_%8.8x_main_term", pid);
g_term_event = g_create_wait_obj(text);
g_snprintf(text, 255, "xrdp_%8.8x_main_sync", pid);
g_sync_event = g_create_wait_obj(text);
if (g_term_event == 0)
{
g_writeln("error creating g_term_event");
}
xrdp_listen_main_loop(g_listen);
xrdp_listen_delete(g_listen);
tc_mutex_delete(g_sync_mutex);
tc_mutex_delete(g_sync1_mutex);
g_delete_wait_obj(g_term_event);
g_delete_wait_obj(g_sync_event);
#if defined(_WIN32)
/* I don't think it ever gets here */
/* when running in win32 app mode, control c exits right away */
WSACleanup();
#else
/* delete the xrdp.pid file */
g_file_delete(pid_file);
#endif
return 0;
}
int DEFAULT_CC
main(int argc, char** argv)
{
int fd;
int error;
int daemon = 1;
int pid;
char pid_s[8];
char text[256];
if(g_is_root() != 0){
g_printf("Error, xrdp-sesman service must be start with root privilege\n");
return 0;
}
g_snprintf(pid_file, 255, "%s/xrdp-sesman.pid", XRDP_PID_PATH);
if (1 == argc)
{
/* no options on command line. normal startup */
g_printf("starting sesman...");
daemon = 1;
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--nodaemon")) ||
(0 == g_strcasecmp(argv[1], "-n")) ||
(0 == g_strcasecmp(argv[1], "-ns"))))
{
/* starts sesman not daemonized */
g_printf("starting sesman in foregroud...");
daemon = 0;
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--help")) ||
(0 == g_strcasecmp(argv[1], "-h"))))
{
/* help screen */
g_printf("sesman - xrdp session manager\n\n");
g_printf("usage: sesman [command]\n\n");
g_printf("command can be one of the following:\n");
g_printf("-n, -ns, --nodaemon starts sesman in foreground\n");
g_printf("-k, --kill kills running sesman\n");
g_printf("-h, --help shows this help\n");
g_printf("if no command is specified, sesman is started in background");
g_exit(0);
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--kill")) ||
(0 == g_strcasecmp(argv[1], "-k"))))
{
/* killing running sesman */
/* check if sesman is running */
if (!g_file_exist(pid_file))
{
g_printf("sesman is not running (pid file not found - %s)\n", pid_file);
g_exit(1);
}
fd = g_file_open(pid_file);
if (-1 == fd)
{
g_printf("error opening pid file[%s]: %s\n", pid_file, g_get_strerror());
return 1;
}
error = g_file_read(fd, pid_s, 7);
if (-1 == error)
{
g_printf("error reading pid file: %s\n", g_get_strerror());
g_file_close(fd);
g_exit(error);
}
g_file_close(fd);
pid = g_atoi(pid_s);
error = g_sigterm(pid);
if (0 != error)
{
g_printf("error killing sesman: %s\n", g_get_strerror());
}
else
{
g_file_delete(pid_file);
}
g_exit(error);
}
else
{
/* there's something strange on the command line */
g_printf("sesman - xrdp session manager\n\n");
g_printf("error: invalid command line\n");
g_printf("usage: sesman [ --nodaemon | --kill | --help ]\n");
g_exit(1);
}
if (g_file_exist(pid_file))
{
g_printf("sesman is already running.\n");
g_printf("if it's not running, try removing ");
g_printf(pid_file);
g_printf("\n");
g_exit(1);
}
/* reading config */
g_cfg = g_malloc(sizeof(struct config_sesman), 1);
if (0 == g_cfg)
{
g_printf("error creating config: quitting.\n");
g_exit(1);
}
g_cfg->log.fd = -1; /* don't use logging before reading its config */
if (0 != config_read(g_cfg))
{
g_printf("error reading config: %s\nquitting.\n", g_get_strerror());
g_exit(1);
}
/* starting logging subsystem */
error = log_start(&(g_cfg->log));
if (error != LOG_STARTUP_OK)
{
switch (error)
{
case LOG_ERROR_MALLOC:
g_printf("error on malloc. cannot start logging. quitting.\n");
break;
case LOG_ERROR_FILE_OPEN:
g_printf("error opening log file [%s]. quitting.\n", g_cfg->log.log_file);
break;
}
g_exit(1);
}
/* libscp initialization */
scp_init(&(g_cfg->log));
if (daemon)
{
/* start of daemonizing code */
if (g_daemonize(pid_file) == 0)
{
g_writeln("problem daemonize");
g_exit(1);
}
}
/* initializing locks */
lock_init();
/* signal handling */
g_pid = g_getpid();
/* old style signal handling is now managed synchronously by a
* separate thread. uncomment this block if you need old style
* signal handling and comment out thread_sighandler_start()
* going back to old style for the time being
* problem with the sigaddset functions in sig.c - jts */
#if 1
g_signal_hang_up(sig_sesman_reload_cfg); /* SIGHUP */
g_signal_user_interrupt(sig_sesman_shutdown); /* SIGINT */
g_signal_kill(sig_sesman_shutdown); /* SIGKILL */
g_signal_terminate(sig_sesman_shutdown); /* SIGTERM */
// g_signal_child_stop(sig_sesman_session_end); /* SIGCHLD */
#endif
#if 0
thread_sighandler_start();
#endif
/* start program main loop */
log_message(&(g_cfg->log), LOG_LEVEL_INFO,
"starting sesman with pid %d", g_pid);
/* make sure the /tmp/.X11-unix directory exist */
if (!g_directory_exist("/tmp/.X11-unix"))
{
g_create_dir("/tmp/.X11-unix");
g_chmod_hex("/tmp/.X11-unix", 0x1777);
}
if (!g_directory_exist(XRDP_SOCKET_PATH))
{
g_create_dir(XRDP_SOCKET_PATH);
g_chmod_hex(XRDP_SOCKET_PATH, 0x1777);
}
g_snprintf(text, 255, "xrdp_sesman_%8.8x_main_term", g_pid);
g_term_event = g_create_wait_obj(text);
g_snprintf(text, 255, "xrdp_sesman_%8.8x_main_sync", g_pid);
g_sync_event = g_create_wait_obj(text);
scp_init_mutex();
tc_thread_create(admin_thread, 0);
tc_thread_create(monit_thread, 0);
sesman_main_loop();
scp_remove_mutex();
g_delete_wait_obj(g_term_event);
g_delete_wait_obj(g_sync_event);
if (!daemon)
{
log_end(&(g_cfg->log));
}
return 0;
}
static int
clipboard_get_file(const char *file, int bytes)
{
int sindex;
int pindex;
int flags;
char full_fn[256]; /* /etc/xrdp/xrdp.ini */
char filename[256]; /* xrdp.ini */
char pathname[256]; /* /etc/xrdp */
struct cb_file_info *cfi;
/* x-special/gnome-copied-files */
if ((g_strncmp(file, "copy", 4) == 0) && (bytes == 4))
{
return 0;
}
if ((g_strncmp(file, "cut", 3) == 0) && (bytes == 3))
{
return 0;
}
sindex = 0;
flags = CB_FILE_ATTRIBUTE_ARCHIVE;
/* text/uri-list */
/* x-special/gnome-copied-files */
if (g_strncmp(file, "file://", 7) == 0)
{
sindex = 7;
}
pindex = bytes;
while (pindex > sindex)
{
if (file[pindex] == '/')
{
break;
}
pindex--;
}
g_memset(pathname, 0, 256);
g_memset(filename, 0, 256);
g_memcpy(pathname, file + sindex, pindex - sindex);
if (pathname[0] == 0)
{
pathname[0] = '/';
}
g_memcpy(filename, file + pindex + 1, (bytes - 1) - pindex);
/* this should replace %20 with space */
clipboard_check_file(pathname);
clipboard_check_file(filename);
g_snprintf(full_fn, 255, "%s/%s", pathname, filename);
if (g_directory_exist(full_fn))
{
log_error("clipboard_get_file: file [%s] is a directory, "
"not supported", full_fn);
flags |= CB_FILE_ATTRIBUTE_DIRECTORY;
return 1;
}
if (!g_file_exist(full_fn))
{
log_error("clipboard_get_file: file [%s] does not exist",
full_fn);
return 1;
}
else
{
cfi = (struct cb_file_info*)g_malloc(sizeof(struct cb_file_info), 1);
list_add_item(g_files_list, (tintptr)cfi);
g_strcpy(cfi->filename, filename);
g_strcpy(cfi->pathname, pathname);
cfi->size = g_file_get_size(full_fn);
cfi->flags = flags;
cfi->time = (g_time1() + CB_EPOCH_DIFF) * 10000000LL;
log_debug("ok filename [%s] pathname [%s] size [%d]",
cfi->filename, cfi->pathname, cfi->size);
}
return 0;
}
int APP_CC
main(int argc, char** argv)
{
int pid;
int fd;
int no_daemon;
char text[256];
char pid_file[256];
if(g_is_root() != 0){
g_printf("Error, xrdp-logd service must be start with root privilege\n");
return 0;
}
g_init();
g_snprintf(pid_file, 255, "%s/xrdp-logd.pid", XRDP_PID_PATH);
no_daemon = 0;
if (argc == 2)
{
if ((g_strncasecmp(argv[1], "-kill", 255) == 0) ||
(g_strncasecmp(argv[1], "--kill", 255) == 0) ||
(g_strncasecmp(argv[1], "-k", 255) == 0))
{
g_writeln("stopping xrdp-logd");
/* read the xrdp.pid file */
fd = -1;
if (g_file_exist(pid_file)) /* xrdp.pid */
{
fd = g_file_open(pid_file); /* xrdp.pid */
}
if (fd == -1)
{
g_writeln("problem opening to xrdp-logd.pid");
g_writeln("maybe its not running");
}
else
{
g_memset(text, 0, 32);
g_file_read(fd, text, 31);
pid = g_atoi(text);
g_writeln("stopping process id %d", pid);
if (pid > 0)
{
g_sigterm(pid);
}
g_file_close(fd);
}
g_exit(0);
}
else if (g_strncasecmp(argv[1], "-nodaemon", 255) == 0 ||
g_strncasecmp(argv[1], "--nodaemon", 255) == 0 ||
g_strncasecmp(argv[1], "-nd", 255) == 0 ||
g_strncasecmp(argv[1], "--nd", 255) == 0 ||
g_strncasecmp(argv[1], "-ns", 255) == 0 ||
g_strncasecmp(argv[1], "--ns", 255) == 0)
{
no_daemon = 1;
}
else if (g_strncasecmp(argv[1], "-help", 255) == 0 ||
g_strncasecmp(argv[1], "--help", 255) == 0 ||
g_strncasecmp(argv[1], "-h", 255) == 0)
{
g_writeln("");
g_writeln("xrdp: A Remote Desktop Protocol server.");
g_writeln("Copyright (C) Jay Sorg 2004-2009");
g_writeln("See http://xrdp.sourceforge.net for more information.");
g_writeln("");
g_writeln("Usage: xrdp-logd [options]");
g_writeln(" -h: show help");
g_writeln(" --nodaemon: don't fork into background");
g_writeln(" -kill: shut down xrdp-logd");
g_writeln("");
g_exit(0);
}
else if ((g_strncasecmp(argv[1], "-v", 255) == 0) ||
(g_strncasecmp(argv[1], "--version", 255) == 0))
{
g_writeln("");
g_writeln("xrdp: A Remote Desktop Protocol server.");
g_writeln("Copyright (C) Jay Sorg 2004-2009");
g_writeln("See http://xrdp.sourceforge.net for more information.");
g_writeln("Version 0.5.0");
g_writeln("");
g_exit(0);
}
else
{
g_writeln("Unknown Parameter");
g_writeln("xrdp-logd -h for help");
g_writeln("");
g_exit(0);
}
}
else if (argc > 1)
{
g_writeln("Unknown Parameter");
g_writeln("xrdp-logd -h for help");
g_writeln("");
g_exit(0);
}
if (g_file_exist(pid_file)) /* xrdp-logd.pid */
{
g_writeln("It looks like xrdp-logd is allready running,");
g_writeln("if not delete the xrdp-logd.pid file and try again");
g_exit(0);
}
if (!no_daemon)
{
/* start of daemonizing code */
if (g_daemonize(pid_file) == 0)
{
g_writeln("problem daemonize");
g_exit(1);
}
}
g_signal_user_interrupt(logd_shutdown); /* SIGINT */
g_signal_kill(logd_shutdown); /* SIGKILL */
g_signal_terminate(logd_shutdown); /* SIGTERM */
pid = g_getpid();
logd_main_loop();
/* delete the xrdp-logd.pid file */
g_file_delete(pid_file);
return 0;
}
int main(int argc, char **argv)
{
int fd;
int pid;
int no_daemon;
char text[256];
char pid_file[256];
char cfg_file[256];
enum logReturns error;
xrdpStartupParams* startup_params;
g_init("xrdp");
g_snprintf(cfg_file, 255, "%s/xrdp.ini", XRDP_CFG_PATH);
/* starting logging subsystem */
error = log_start(cfg_file, "XRDP");
if (error != LOG_STARTUP_OK)
{
switch (error)
{
case LOG_ERROR_MALLOC:
g_writeln("error on malloc. cannot start logging. quitting.");
break;
case LOG_ERROR_FILE_OPEN:
g_writeln("error opening log file [%s]. quitting.", getLogFile(text, 255));
break;
default:
g_writeln("log_start error");
break;
}
g_deinit();
g_exit(1);
}
startup_params = (xrdpStartupParams *) g_malloc(sizeof(xrdpStartupParams), 1);
if (xrdp_process_params(argc, argv, startup_params) != 0)
{
g_writeln("Unknown Parameter");
g_writeln("xrdp -h for help");
g_writeln("");
g_deinit();
g_exit(0);
}
g_snprintf(pid_file, 255, "%s/xrdp-ng.pid", XRDP_PID_PATH);
no_daemon = 0;
if (startup_params->kill)
{
g_writeln("stopping xrdp");
/* read the xrdp.pid file */
fd = -1;
if (g_file_exist(pid_file)) /* xrdp-ng.pid */
{
fd = g_file_open(pid_file); /* xrdp-ng.pid */
}
if (fd == -1)
{
g_writeln("problem opening to xrdp-ng.pid [%s]", pid_file);
g_writeln("maybe its not running");
}
else
{
g_memset(text, 0, 32);
g_file_read(fd, (unsigned char*) text, 31);
pid = g_atoi(text);
g_writeln("stopping process id %d", pid);
if (pid > 0)
{
g_sigterm(pid);
}
g_file_close(fd);
}
g_deinit();
g_exit(0);
}
if (startup_params->no_daemon)
{
no_daemon = 1;
}
if (startup_params->help)
{
g_writeln("");
g_writeln("xrdp: A Remote Desktop Protocol server.");
g_writeln("Copyright (C) Jay Sorg 2004-2011");
g_writeln("See http://xrdp.sourceforge.net for more information.");
g_writeln("");
g_writeln("Usage: xrdp [options]");
g_writeln(" --help: show help");
g_writeln(" --nodaemon: don't fork into background");
g_writeln(" --kill: shut down xrdp");
g_writeln(" --port: tcp listen port");
g_writeln(" --fork: fork on new connection");
g_writeln("");
g_deinit();
g_exit(0);
}
if (startup_params->version)
{
g_writeln("");
g_writeln("xrdp: A Remote Desktop Protocol server.");
g_writeln("Copyright (C) Jay Sorg 2004-2011");
g_writeln("See http://xrdp.sourceforge.net for more information.");
g_writeln("Version %s", XRDP_NG_VERSION_FULL);
g_writeln("");
g_deinit();
g_exit(0);
}
if (g_file_exist(pid_file)) /* xrdp-ng.pid */
{
g_writeln("It looks like xrdp is already running,");
g_writeln("if not delete the xrdp-ng.pid file and try again");
g_deinit();
g_exit(0);
}
if (!no_daemon)
{
/* make sure containing directory exists */
g_create_path(pid_file);
/* make sure we can write to pid file */
fd = g_file_open(pid_file); /* xrdp-ng.pid */
if (fd == -1)
{
g_writeln("running in daemon mode with no access to pid files, quitting");
g_deinit();
g_exit(0);
}
if (g_file_write(fd, (unsigned char*) "0", 1) == -1)
{
g_writeln("running in daemon mode with no access to pid files, quitting");
g_deinit();
g_exit(0);
}
g_file_close(fd);
g_file_delete(pid_file);
}
if (!no_daemon)
{
/* start of daemonizing code */
pid = g_fork();
if (pid == -1)
{
g_writeln("problem forking");
g_deinit();
g_exit(1);
}
if (0 != pid)
{
g_writeln("process %d started ok", pid);
/* exit, this is the main process */
g_deinit();
g_exit(0);
}
g_sleep(1000);
/* write the pid to file */
pid = g_getpid();
fd = g_file_open(pid_file); /* xrdp-ng.pid */
if (fd == -1)
{
g_writeln("trying to write process id to xrdp-ng.pid");
g_writeln("problem opening xrdp-ng.pid");
g_writeln("maybe no rights");
}
else
{
g_sprintf(text, "%d", pid);
g_file_write(fd, (unsigned char*) text, g_strlen(text));
g_file_close(fd);
}
g_sleep(1000);
g_file_close(0);
g_file_close(1);
g_file_close(2);
g_file_open("/dev/null");
g_file_open("/dev/null");
g_file_open("/dev/null");
/* end of daemonizing code */
}
g_threadid = tc_get_threadid();
g_listen = xrdp_listen_create();
g_signal_user_interrupt(xrdp_shutdown); /* SIGINT */
g_signal_kill(xrdp_shutdown); /* SIGKILL */
g_signal_pipe(pipe_sig); /* SIGPIPE */
g_signal_terminate(xrdp_shutdown); /* SIGTERM */
g_signal_child_stop(xrdp_child); /* SIGCHLD */
g_sync_mutex = tc_mutex_create();
g_sync1_mutex = tc_mutex_create();
pid = g_getpid();
g_TermEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
g_SyncEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
xrdp_listen_main_loop(g_listen);
xrdp_listen_delete(g_listen);
tc_mutex_delete(g_sync_mutex);
tc_mutex_delete(g_sync1_mutex);
CloseHandle(g_TermEvent);
CloseHandle(g_SyncEvent);
/* only main process should delete pid file */
if ((!no_daemon) && (pid == g_getpid()))
{
/* delete the xrdp-ng.pid file */
g_file_delete(pid_file);
}
free(startup_params);
g_deinit();
return 0;
}
/* its the responsibility of the caller to free passwd_file */
int DEFAULT_CC
env_set_user(const char *username, char **passwd_file, int display,
const struct list *env_names, const struct list *env_values)
{
int error;
int pw_uid;
int pw_gid;
int uid;
int index;
int len;
char *name;
char *value;
char *pw_shell;
char *pw_dir;
char text[256];
pw_shell = 0;
pw_dir = 0;
error = g_getuser_info(username, &pw_gid, &pw_uid, &pw_shell, &pw_dir, 0);
if (error == 0)
{
g_rm_temp_dir();
error = g_setgid(pw_gid);
if (error == 0)
{
error = g_initgroups(username, pw_gid);
}
if (error == 0)
{
uid = pw_uid;
error = g_setuid(uid);
}
g_mk_temp_dir(0);
if (error == 0)
{
g_clearenv();
g_setenv("SHELL", pw_shell, 1);
g_setenv("PATH", "/sbin:/bin:/usr/bin:/usr/local/bin", 1);
g_setenv("USER", username, 1);
g_sprintf(text, "%d", uid);
g_setenv("UID", text, 1);
g_setenv("HOME", pw_dir, 1);
g_set_current_dir(pw_dir);
g_sprintf(text, ":%d.0", display);
g_setenv("DISPLAY", text, 1);
g_setenv("XRDP_SESSION", "1", 1);
if ((env_names != 0) && (env_values != 0) &&
(env_names->count == env_values->count))
{
for (index = 0; index < env_names->count; index++)
{
name = (char *) list_get_item(env_names, index),
value = (char *) list_get_item(env_values, index),
g_setenv(name, value, 1);
}
}
if (passwd_file != 0)
{
if (0 == g_cfg->auth_file_path)
{
/* if no auth_file_path is set, then we go for
$HOME/.vnc/sesman_username_passwd:DISPLAY */
if (!g_directory_exist(".vnc"))
{
if (g_mkdir(".vnc") < 0)
{
log_message(LOG_LEVEL_ERROR,
"Error creating .vnc directory: %s",
g_get_strerror());
}
}
len = g_snprintf(NULL, 0, "%s/.vnc/sesman_%s_passwd:%d",
pw_dir, username, display);
*passwd_file = (char *) g_malloc(len + 1, 1);
if (*passwd_file != NULL)
{
/* Try legacy name first, remove if found */
g_sprintf(*passwd_file, "%s/.vnc/sesman_%s_passwd",
pw_dir, username);
if (g_file_exist(*passwd_file))
{
log_message(LOG_LEVEL_WARNING, "Removing insecure "
"password file %s", *passwd_file);
g_file_delete(*passwd_file);
}
g_sprintf(*passwd_file, "%s/.vnc/sesman_%s_passwd:%d",
pw_dir, username, display);
}
}
else
{
/* we use auth_file_path as requested */
len = g_snprintf(NULL, 0, g_cfg->auth_file_path, username);
*passwd_file = (char *) g_malloc(len + 1, 1);
if (*passwd_file != NULL)
{
g_sprintf(*passwd_file, g_cfg->auth_file_path, username);
}
}
if (*passwd_file != NULL)
{
LOG_DBG("pass file: %s", *passwd_file);
}
}
g_free(pw_dir);
g_free(pw_shell);
}
}
else
{
log_message(LOG_LEVEL_ERROR,
"error getting user info for user %s",
username);
}
return error;
}
int DEFAULT_CC
main(int argc, char **argv)
{
tbus waiters[4];
int pid = 0;
char text[256];
char *home_text;
char *display_text;
char log_file[256];
enum logReturns error;
struct log_config logconfig;
g_init("xrdp-chansrv"); /* os_calls */
home_text = g_getenv("HOME");
if (home_text == 0)
{
g_writeln("error reading HOME environment variable");
g_deinit();
return 1;
}
read_ini();
pid = g_getpid();
/* starting logging subsystem */
g_memset(&logconfig, 0, sizeof(struct log_config));
logconfig.program_name = "XRDP-Chansrv";
g_snprintf(log_file, 255, "%s/xrdp-chansrv.log", home_text);
g_writeln("chansrv::main: using log file [%s]", log_file);
if (g_file_exist(log_file))
{
g_file_delete(log_file);
}
logconfig.log_file = log_file;
logconfig.fd = -1;
logconfig.log_level = LOG_LEVEL_ERROR;
logconfig.enable_syslog = 0;
logconfig.syslog_level = 0;
error = log_start_from_param(&logconfig);
if (error != LOG_STARTUP_OK)
{
switch (error)
{
case LOG_ERROR_MALLOC:
g_writeln("error on malloc. cannot start logging. quitting.");
break;
case LOG_ERROR_FILE_OPEN:
g_writeln("error opening log file [%s]. quitting.",
getLogFile(text, 255));
break;
default:
g_writeln("log_start error");
break;
}
g_deinit();
return 1;
}
LOGM((LOG_LEVEL_ALWAYS, "main: app started pid %d(0x%8.8x)", pid, pid));
/* set up signal handler */
g_signal_kill(term_signal_handler); /* SIGKILL */
g_signal_terminate(term_signal_handler); /* SIGTERM */
g_signal_user_interrupt(term_signal_handler); /* SIGINT */
g_signal_pipe(nil_signal_handler); /* SIGPIPE */
g_signal_child_stop(child_signal_handler); /* SIGCHLD */
display_text = g_getenv("DISPLAY");
LOGM((LOG_LEVEL_INFO, "main: DISPLAY env var set to %s", display_text));
get_display_num_from_display(display_text);
if (g_display_num == 0)
{
LOGM((LOG_LEVEL_ERROR, "main: error, display is zero"));
g_deinit();
return 1;
}
LOGM((LOG_LEVEL_INFO, "main: using DISPLAY %d", g_display_num));
g_snprintf(text, 255, "xrdp_chansrv_%8.8x_main_term", pid);
g_term_event = g_create_wait_obj(text);
g_snprintf(text, 255, "xrdp_chansrv_%8.8x_thread_done", pid);
g_thread_done_event = g_create_wait_obj(text);
g_snprintf(text, 255, "xrdp_chansrv_%8.8x_exec", pid);
g_exec_event = g_create_wait_obj(text);
g_exec_mutex = tc_mutex_create();
g_exec_sem = tc_sem_create(0);
tc_thread_create(channel_thread_loop, 0);
while (g_term_event > 0 && !g_is_wait_obj_set(g_term_event))
{
waiters[0] = g_term_event;
waiters[1] = g_exec_event;
if (g_obj_wait(waiters, 2, 0, 0, 0) != 0)
{
LOGM((LOG_LEVEL_ERROR, "main: error, g_obj_wait failed"));
break;
}
if (g_is_wait_obj_set(g_term_event))
{
break;
}
if (g_is_wait_obj_set(g_exec_event))
{
g_reset_wait_obj(g_exec_event);
run_exec();
}
}
while (g_thread_done_event > 0 && !g_is_wait_obj_set(g_thread_done_event))
{
/* wait for thread to exit */
if (g_obj_wait(&g_thread_done_event, 1, 0, 0, 0) != 0)
{
LOGM((LOG_LEVEL_ERROR, "main: error, g_obj_wait failed"));
break;
}
}
/* cleanup */
main_cleanup();
LOGM((LOG_LEVEL_INFO, "main: app exiting pid %d(0x%8.8x)", pid, pid));
g_deinit();
return 0;
}
int DEFAULT_CC
main(int argc, char** argv)
{
int fd;
int error;
int daemon = 1;
int pid;
char pid_s[8];
if (1 == argc)
{
/* no options on command line. normal startup */
g_printf("starting sesman...\n");
daemon = 1;
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--nodaemon")) ||
(0 == g_strcasecmp(argv[1], "-n")) ) )
{
/* starts sesman not daemonized */
g_printf("starting sesman in foregroud...\n");
daemon = 0;
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--help")) ||
(0 == g_strcasecmp(argv[1], "-h"))))
{
/* help screen */
g_printf("sesman - xrdp session manager\n\n");
g_printf("usage: sesman [command]\n\n");
g_printf("command can be one of the following:\n");
g_printf("-n, --nodaemon starts sesman in foregroun\n");
g_printf("-k, --kill kills running sesman\n");
g_printf("-h, --help shows this help\n");
g_printf("if no command is specified, sesman is started in background");
g_exit(0);
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--kill")) ||
(0 == g_strcasecmp(argv[1], "-k"))))
{
/* killing running sesman */
/* check if sesman is running */
if (!g_file_exist(SESMAN_PID_FILE))
{
g_printf("sesman is not running (pid file not found - %s)\n",
SESMAN_PID_FILE);
g_exit(1);
}
fd = g_file_open(SESMAN_PID_FILE);
if (-1 == fd)
{
g_printf("error opening pid file: %s\n", g_get_strerror());
return 1;
}
error = g_file_read(fd, pid_s, 7);
if (-1 == error)
{
g_printf("error reading pid file: %s\n", g_get_strerror());
g_file_close(fd);
g_exit(error);
}
g_file_close(fd);
pid = g_atoi(pid_s);
error = g_sigterm(pid);
if (0 != error)
{
g_printf("error killing sesman: %s\n", g_get_strerror());
}
else
{
g_file_delete(SESMAN_PID_FILE);
}
g_exit(error);
}
else
{
/* there's something strange on the command line */
g_printf("sesman - xrdp session manager\n\n");
g_printf("error: invalid command line\n");
g_printf("usage: sesman [ --nodaemon | --kill | --help ]\n");
g_exit(1);
}
if (g_file_exist(SESMAN_PID_FILE))
{
g_printf("sesman is already running.\n");
g_printf("if it's not running, try removing ");
g_printf(SESMAN_PID_FILE);
g_printf("\n");
g_exit(1);
}
/* reading config */
g_cfg = g_malloc(sizeof(struct config_sesman), 1);
if (0 == g_cfg)
{
g_printf("error creating config: quitting.\n");
g_exit(1);
}
g_cfg->log.fd = -1; /* don't use logging before reading its config */
if (0 != config_read(g_cfg))
{
g_printf("error reading config: %s\nquitting.\n", g_get_strerror());
g_exit(1);
}
/* starting logging subsystem */
error = log_start(&(g_cfg->log));
if (error != LOG_STARTUP_OK)
{
switch (error)
{
case LOG_ERROR_MALLOC:
g_printf("error on malloc. cannot start logging. quitting.\n");
break;
case LOG_ERROR_FILE_OPEN:
g_printf("error opening log file. quitting.\n");
break;
}
g_exit(1);
}
/* libscp initialization */
scp_init(&(g_cfg->log));
if (daemon)
{
/* start of daemonizing code */
g_pid = g_fork();
if (0 != g_pid)
{
g_exit(0);
}
g_file_close(0);
g_file_close(1);
g_file_close(2);
g_file_open("/dev/null");
g_file_open("/dev/null");
g_file_open("/dev/null");
}
/* initializing locks */
lock_init();
/* signal handling */
g_pid = g_getpid();
/* old style signal handling is now managed synchronously by a
* separate thread. uncomment this block if you need old style
* signal handling and comment out thread_sighandler_start() */
/*
g_signal(1, sig_sesman_reload_cfg); / * SIGHUP * /
g_signal(2, sig_sesman_shutdown); / * SIGINT * /
g_signal(9, sig_sesman_shutdown); / * SIGKILL * /
g_signal(15, sig_sesman_shutdown); / * SIGTERM * /
g_signal_child_stop(cterm); / * SIGCHLD * /
*/
thread_sighandler_start();
/* writing pid file */
fd = g_file_open(SESMAN_PID_FILE);
if (-1 == fd)
{
log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "error opening pid file: %s",
g_get_strerror());
log_end(&(g_cfg->log));
g_exit(1);
}
g_sprintf(pid_s, "%d", g_pid);
g_file_write(fd, pid_s, g_strlen(pid_s) + 1);
g_file_close(fd);
/* start program main loop */
log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS, "starting sesman with pid %d", g_pid);
sesman_main_loop();
if (!daemon)
{
log_end(&(g_cfg->log));
}
return 0;
}
int DEFAULT_CC
main(int argc, char** argv)
{
int fd = 0;
int error = 0;
int daemon = 1;
int pid = 0;
char pid_s[8] = {0};
if(g_is_root() != 0)
{
g_printf("Error, xrdp-printerd service must be start with root privilege\n");
return 0;
}
g_snprintf(pid_file, 255, "%s/xrdp-printerd.pid", XRDP_PID_PATH);
if (1 == argc)
{
/* no options on command line. normal startup */
g_printf("starting xrdp-printerd...");
daemon = 1;
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--nodaemon")) ||
(0 == g_strcasecmp(argv[1], "-n")) ||
(0 == g_strcasecmp(argv[1], "-ns"))))
{
/* starts xrdp-printerd not daemonized */
g_printf("starting xrdp-printerd in foregroud...");
daemon = 0;
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--help")) ||
(0 == g_strcasecmp(argv[1], "-h"))))
{
/* help screen */
g_printf("xrdp-printerd - xrdp printer manager\n\n");
g_printf("usage: xrdp-printerd [command]\n\n");
g_printf("command can be one of the following:\n");
g_printf("-n, -ns, --nodaemon starts xrdp-printerd in foreground\n");
g_printf("-k, --kill kills running xrdp-printerd\n");
g_printf("-h, --help shows this help\n");
g_printf("if no command is specified, xrdp-printerd is started in background");
g_exit(0);
}
else if ((2 == argc) && ((0 == g_strcasecmp(argv[1], "--kill")) || (0 == g_strcasecmp(argv[1], "-k"))))
{
/* killing running xrdp-printerd */
/* check if xrdp-printerd is running */
if (!g_file_exist(pid_file))
{
g_printf("xrdp-printerd is not running (pid file not found - %s)\n", pid_file);
g_exit(1);
}
fd = g_file_open(pid_file);
if (-1 == fd)
{
g_printf("error opening pid file[%s]: %s\n", pid_file, g_get_strerror());
return 1;
}
error = g_file_read(fd, pid_s, 7);
if (-1 == error)
{
g_printf("error reading pid file: %s\n", g_get_strerror());
g_file_close(fd);
g_exit(error);
}
g_file_close(fd);
pid = g_atoi(pid_s);
error = g_sigterm(pid);
if (0 != error)
{
g_printf("error killing xrdp-printerd: %s\n", g_get_strerror());
}
else
{
g_file_delete(pid_file);
}
g_exit(error);
}
else
{
/* there's something strange on the command line */
g_printf("xrdp-printerd - xrdp printer manager\n\n");
g_printf("error: invalid command line\n");
g_printf("usage: xrdp-printerd [ --nodaemon | --kill | --help ]\n");
g_exit(1);
}
if (g_file_exist(pid_file))
{
g_printf("xrdp-printerd is already running.\n");
g_printf("if it's not running, try removing ");
g_printf(pid_file);
g_printf("\n");
g_exit(1);
}
if (printerd_init() != LOG_STARTUP_OK)
{
switch (error)
{
case LOG_ERROR_MALLOC:
g_printf("error on malloc. cannot start logging. quitting.\n");
break;
case LOG_ERROR_FILE_OPEN:
g_printf("error opening log file [%s]. quitting.\n", l_config->log_file);
break;
}
g_exit(1);
}
if (daemon)
{
/* start of daemonizing code */
if (g_daemonize(pid_file) == 0)
{
g_writeln("problem daemonize");
g_exit(1);
}
}
/* signal handling */
g_pid = g_getpid();
g_signal_user_interrupt(sig_printerd_shutdown); /* SIGINT */
g_signal_kill(sig_printerd_shutdown); /* SIGKILL */
g_signal_terminate(sig_printerd_shutdown); /* SIGTERM */
g_signal_pipe(sig_printerd_pipe); /* SIGPIPE */
/* start program main loop */
log_message(l_config, LOG_LEVEL_INFO,
"starting xrdp-printerd with pid %d", g_pid);
if (!g_directory_exist(XRDP_SOCKET_PATH))
{
g_create_dir(XRDP_SOCKET_PATH);
g_chmod_hex(XRDP_SOCKET_PATH, 0x1777);
}
printerd_main_loop();
log_end(l_config);
return 0;
}
